Networking OpenShift Container Platform 4.12 Configuring and managing cluster networking Red Hat OpenShift Documentation Team

Commands:
ssh -i <ssh-key-path> core@<master-hostname>
oc get -n openshift-network-operator deployment/network-operator
NAME READY UP-TO-DATE AVAILABLE AGE network-operator 1/1 1 1 56m
oc get clusteroperator/network
NAME VERSION AVAILABLE PROGRESSING DEGRADED SINCE network 4.5.4 True False False 50m
oc describe network.config/cluster
Name: cluster Namespace: Labels: <none> Annotations: <none> API Version: config.openshift.io/v1 Kind: Network Metadata: Self Link: /apis/config.openshift.io/v1/networks/cluster Spec: 1 Cluster Network: Cidr: 10.128.0.0/14 Host Prefix: 23 Network Type: OpenShiftSDN Service Network: 172.30.0.0/16 Status: 2 Cluster Network: Cidr: 10.128.0.0/14 Host Prefix: 23 Cluster Network MTU: 8951 Network Type: OpenShiftSDN Service Network: 172.30.0.0/16 Events: <none>
oc describe clusteroperators/network
oc logs --namespace=openshift-network-operator deployment/network-operator
spec: clusterNetwork: - cidr: 10.128.0.0/19 hostPrefix: 23 - cidr: 10.128.32.0/19 hostPrefix: 23
spec: serviceNetwork: - 172.30.0.0/14
defaultNetwork: type: OpenShiftSDN openshiftSDNConfig: mode: NetworkPolicy mtu: 1450 vxlanPort: 4789
defaultNetwork: type: OVNKubernetes ovnKubernetesConfig: mtu: 1400 genevePort: 6081 ipsecConfig: {}
kubeProxyConfig: proxyArguments: iptables-min-sync-period: - 0s
apiVersion: operator.openshift.io/v1 kind: Network metadata: name: cluster spec: clusterNetwork: 1 - cidr: 10.128.0.0/14 hostPrefix: 23 serviceNetwork: 2 - 172.30.0.0/16 defaultNetwork: 3 type: OpenShiftSDN openshiftSDNConfig: mode: NetworkPolicy mtu: 1450 vxlanPort: 4789 kubeProxyConfig: iptablesSyncPeriod: 30s proxyArguments: iptables-min-sync-period: - 0s
oc get -n openshift-dns-operator deployment/dns-operator
NAME READY UP-TO-DATE AVAILABLE AGE dns-operator 1/1 1 1 23h
oc get clusteroperator/dns
NAME VERSION AVAILABLE PROGRESSING DEGRADED SINCE dns 4.1.0-0.11 True False False 92m
patch dns.operator.openshift.io default --type merge --patch '{"spec":{"managementState":"Unmanaged"}}'
oc edit dns.operator/default
spec: nodePlacement: nodeSelector: node-role.kubernetes.io/worker: ""
oc edit dns.operator/default
spec: nodePlacement: tolerations: - effect: NoExecute key: "dns-only" operators: Equal value: abc tolerationSeconds: 3600 1
oc describe dns.operator/default
Name: default Namespace: Labels: <none> Annotations: <none> API Version: operator.openshift.io/v1 Kind: DNS Status: Cluster Domain: cluster.local 1 Cluster IP: 172.30.0.10 2
oc get networks.config/cluster -o jsonpath='{USD.status.serviceNetwork}'
[172.30.0.0/16]
oc edit dns.operator/default
apiVersion: operator.openshift.io/v1 kind: DNS metadata: name: default spec: servers: - name: example-server 1 zones: 2 - example.com forwardPlugin: policy: Random 3 upstreams: 4 - 1.1.1.1 - 2.2.2.2:5353 upstreamResolvers: 5 policy: Random 6 upstreams: 7 - type: SystemResolvConf 8 - type: Network address: 1.2.3.4 9 port: 53 10
apiVersion: operator.openshift.io/v1 kind: DNS metadata: name: default spec: servers: - name: example-server 1 zones: 2 - example.com forwardPlugin: transportConfig: transport: TLS 3 tls: caBundle: name: mycacert serverName: dnstls.example.com 4 policy: Random 5 upstreams: 6 - 1.1.1.1 - 2.2.2.2:5353 upstreamResolvers: 7 transportConfig: transport: TLS tls: caBundle: name: mycacert serverName: dnstls.example.com upstreams: - type: Network 8 address: 1.2.3.4 9 port: 53 10
oc get configmap/dns-default -n openshift-dns -o yaml
apiVersion: v1 data: Corefile: | example.com:5353 { forward . 1.1.1.1 2.2.2.2:5353 } bar.com:5353 example.com:5353 { forward . 3.3.3.3 4.4.4.4:5454 1 } .:5353 { errors health kubernetes cluster.local in-addr.arpa ip6.arpa { pods insecure upstream fallthrough in-addr.arpa ip6.arpa } prometheus :9153 forward . /etc/resolv.conf 1.2.3.4:53 { policy Random } cache 30 reload } kind: ConfigMap metadata: labels: dns.operator.openshift.io/owning-dns: default name: dns-default namespace: openshift-dns
oc describe clusteroperators/dns
oc logs -n openshift-dns-operator deployment/dns-operator -c dns-operator
oc patch dnses.operator.openshift.io/default -p '{"spec":{"logLevel":"Debug"}}' --type=merge
oc patch dnses.operator.openshift.io/default -p '{"spec":{"logLevel":"Trace"}}' --type=merge
oc get configmap/dns-default -n openshift-dns -o yaml
oc patch dnses.operator.openshift.io/default -p '{"spec":{"operatorLogLevel":"Debug"}}' --type=merge
oc patch dnses.operator.openshift.io/default -p '{"spec":{"operatorLogLevel":"Trace"}}' --type=merge
oc edit dns.operator.openshift.io/default
apiVersion: operator.openshift.io/v1 kind: DNS metadata: name: default spec: cache: positiveTTL: 1h 1 negativeTTL: 0.5h10m 2
apiVersion: config.openshift.io/v1 kind: Ingress metadata: name: cluster spec: domain: apps.openshiftdemos.com
nodePlacement: nodeSelector: matchLabels: kubernetes.io/os: linux tolerations: - effect: NoSchedule operator: Exists
httpCaptureCookies: - matchType: Exact maxLength: 128 name: MYCOOKIE
httpCaptureHeaders: request: - maxLength: 256 name: Connection - maxLength: 128 name: User-Agent response: - maxLength: 256 name: Content-Type - maxLength: 256 name: Content-Length
apiVersion: operator.openshift.io/v1 kind: IngressController spec: tlsSecurityProfile: old: {} type: Old
oc edit IngressController default -n openshift-ingress-operator
apiVersion: operator.openshift.io/v1 kind: IngressController spec: tlsSecurityProfile: type: Custom 1 custom: 2 ciphers: 3 - ECDHE-ECDSA-CHACHA20-POLY1305 - ECDHE-RSA-CHACHA20-POLY1305 - ECDHE-RSA-AES128-GCM-SHA256 - ECDHE-ECDSA-AES128-GCM-SHA256 minTLSVersion: VersionTLS11
oc describe IngressController default -n openshift-ingress-operator
Name: default Namespace: openshift-ingress-operator Labels: <none> Annotations: <none> API Version: operator.openshift.io/v1 Kind: IngressController Spec: Tls Security Profile: Custom: Ciphers: ECDHE-ECDSA-CHACHA20-POLY1305 ECDHE-RSA-CHACHA20-POLY1305 ECDHE-RSA-AES128-GCM-SHA256 ECDHE-ECDSA-AES128-GCM-SHA256 Min TLS Version: VersionTLS11 Type: Custom
Issuer: C=US, O=Example Inc, CN=Example Global G2 TLS RSA SHA256 2020 CA1 Subject: SOME SIGNED CERT X509v3 CRL Distribution Points: Full Name: URI:http://crl.example.com/example.crl
oc create configmap router-ca-certs-default --from-file=ca-bundle.pem=client-ca.crt \ 1 -n openshift-config
oc edit IngressController default -n openshift-ingress-operator
apiVersion: operator.openshift.io/v1 kind: IngressController metadata: name: default namespace: openshift-ingress-operator spec: clientTLS: clientCertificatePolicy: Required clientCA: name: router-ca-certs-default allowedSubjectPatterns: - "^/CN=example.com/ST=NC/C=US/O=Security/OU=OpenShiftUSD"
openssl x509 -in custom-cert.pem -noout -subject subject= /CN=example.com/ST=NC/C=US/O=Security/OU=OpenShift
oc describe --namespace=openshift-ingress-operator ingresscontroller/default
oc describe clusteroperators/ingress
oc logs --namespace=openshift-ingress-operator deployments/ingress-operator -c <container_name>
oc describe --namespace=openshift-ingress-operator ingresscontroller/<name>
oc --namespace openshift-ingress-operator get ingresscontrollers
NAME AGE default 10m
oc --namespace openshift-ingress create secret tls custom-certs-default --cert=tls.crt --key=tls.key
oc patch --type=merge --namespace openshift-ingress-operator ingresscontrollers/default --patch '{"spec":{"defaultCertificate":{"name":"custom-certs-default"}}}'
echo Q | openssl s_client -connect console-openshift-console.apps.<domain>:443 -showcerts 2>/dev/null | openssl x509 -noout -subject -issuer -enddate
subject=C = US, ST = NC, L = Raleigh, O = RH, OU = OCP4, CN = *.apps.example.com issuer=C = US, ST = NC, L = Raleigh, O = RH, OU = OCP4, CN = example.com notAfter=May 10 08:32:45 2022 GM
apiVersion: operator.openshift.io/v1 kind: IngressController metadata: name: default namespace: openshift-ingress-operator spec: defaultCertificate: name: custom-certs-default
oc patch -n openshift-ingress-operator ingresscontrollers/default --type json -p USD'- op: remove\n path: /spec/defaultCertificate'
echo Q | openssl s_client -connect console-openshift-console.apps.<domain>:443 -showcerts 2>/dev/null | openssl x509 -noout -subject -issuer -enddate
subject=CN = *.apps.<domain> issuer=CN = ingress-operator@1620633373 notAfter=May 10 10:44:36 2023 GMT
oc create -n openshift-ingress-operator serviceaccount thanos && oc describe -n openshift-ingress-operator serviceaccount thanos
Name: thanos Namespace: openshift-ingress-operator Labels: <none> Annotations: <none> Image pull secrets: thanos-dockercfg-kfvf2 Mountable secrets: thanos-dockercfg-kfvf2 Tokens: thanos-token-c422q Events: <none>
oc apply -f - <<EOF apiVersion: v1 kind: Secret metadata: name: thanos-token namespace: openshift-ingress-operator annotations: kubernetes.io/service-account.name: thanos type: kubernetes.io/service-account-token EOF
secret=USD(oc get secret -n openshift-ingress-operator | grep thanos-token | head -n 1 | awk '{ print USD1 }')
oc process TOKEN="USDsecret" -f - <<EOF | oc apply -n openshift-ingress-operator -f - apiVersion: template.openshift.io/v1 kind: Template parameters: - name: TOKEN objects: - apiVersion: keda.sh/v1alpha1 kind: TriggerAuthentication metadata: name: keda-trigger-auth-prometheus spec: secretTargetRef: - parameter: bearerToken name: \USD{TOKEN} key: token - parameter: ca name: \USD{TOKEN} key: ca.crt EOF
apiVersion: rbac.authorization.k8s.io/v1 kind: Role metadata: name: thanos-metrics-reader namespace: openshift-ingress-operator rules: - apiGroups: - "" resources: - pods - nodes verbs: - get - apiGroups: - metrics.k8s.io resources: - pods - nodes verbs: - get - list - watch - apiGroups: - "" resources: - namespaces verbs: - get
oc apply -f thanos-metrics-reader.yaml
oc adm policy -n openshift-ingress-operator add-role-to-user thanos-metrics-reader -z thanos --role-namespace=openshift-ingress-operator
oc adm policy -n openshift-ingress-operator add-cluster-role-to-user cluster-monitoring-view -z thanos
apiVersion: keda.sh/v1alpha1 kind: ScaledObject metadata: name: ingress-scaler namespace: openshift-ingress-operator spec: scaleTargetRef: 1 apiVersion: operator.openshift.io/v1 kind: IngressController name: default envSourceContainerName: ingress-operator minReplicaCount: 1 maxReplicaCount: 20 2 cooldownPeriod: 1 pollingInterval: 1 triggers: - type: prometheus metricType: AverageValue metadata: serverAddress: https://thanos-querier.openshift-monitoring.svc.cluster.local:9091 3 namespace: openshift-ingress-operator 4 metricName: 'kube-node-role' threshold: '1' query: 'sum(kube_node_role{role="worker",service="kube-state-metrics"})' 5 authModes: "bearer" authenticationRef: name: keda-trigger-auth-prometheus
oc apply -f ingress-autoscaler.yaml
oc get -n openshift-ingress-operator ingresscontroller/default -o yaml | grep replicas:
replicas: 3
oc get pods -n openshift-ingress
NAME READY STATUS RESTARTS AGE router-default-7b5df44ff-l9pmm 2/2 Running 0 17h router-default-7b5df44ff-s5sl5 2/2 Running 0 3d22h router-default-7b5df44ff-wwsth 2/2 Running 0 66s
oc get -n openshift-ingress-operator ingresscontrollers/default -o jsonpath='{USD.status.availableReplicas}'
2
oc patch -n openshift-ingress-operator ingresscontroller/default --patch '{"spec":{"replicas": 3}}' --type=merge
ingresscontroller.operator.openshift.io/default patched
oc get -n openshift-ingress-operator ingresscontrollers/default -o jsonpath='{USD.status.availableReplicas}'
3
apiVersion: operator.openshift.io/v1 kind: IngressController metadata: name: default namespace: openshift-ingress-operator spec: replicas: 3 1
apiVersion: operator.openshift.io/v1 kind: IngressController metadata: name: default namespace: openshift-ingress-operator spec: replicas: 2 logging: access: destination: type: Container
oc -n openshift-ingress logs deployment.apps/router-default -c logs
2020-05-11T19:11:50.135710+00:00 router-default-57dfc6cd95-bpmk6 router-default-57dfc6cd95-bpmk6 haproxy[108]: 174.19.21.82:39654 [11/May/2020:19:11:50.133] public be_http:hello-openshift:hello-openshift/pod:hello-openshift:hello-openshift:10.128.2.12:8080 0/0/1/0/1 200 142 - - --NI 1/1/0/0/0 0/0 "GET / HTTP/1.1"
apiVersion: operator.openshift.io/v1 kind: IngressController metadata: name: default namespace: openshift-ingress-operator spec: replicas: 2 logging: access: destination: type: Syslog syslog: address: 1.2.3.4 port: 10514
apiVersion: operator.openshift.io/v1 kind: IngressController metadata: name: default namespace: openshift-ingress-operator spec: replicas: 2 logging: access: destination: type: Syslog syslog: address: 1.2.3.4 port: 10514 httpLogFormat: '%ci:%cp [%t] %ft %b/%s %B %bq %HM %HU %HV'
apiVersion: operator.openshift.io/v1 kind: IngressController metadata: name: default namespace: openshift-ingress-operator spec: replicas: 2 logging: access: null
oc -n openshift-ingress-operator patch ingresscontroller/default --type=merge -p '{"spec":{"tuningOptions": {"threadCount": 8}}}'
apiVersion: operator.openshift.io/v1 kind: IngressController metadata: namespace: openshift-ingress-operator name: <name> 1 spec: domain: <domain> 2 endpointPublishingStrategy: type: LoadBalancerService loadBalancer: scope: Internal 3
oc create -f <name>-ingress-controller.yaml 1
oc --all-namespaces=true get ingresscontrollers
oc -n openshift-ingress-operator edit ingresscontroller/default
spec: endpointPublishingStrategy: loadBalancer: providerParameters: gcp: clientAccess: Global 1 type: GCP scope: Internal type: LoadBalancerService
oc -n openshift-ingress edit svc/router-default -o yaml
oc -n openshift-ingress-operator patch ingresscontroller/default --type=merge -p '{"spec":{"tuningOptions": {"healthCheckInterval": "8s"}}}'
oc replace --force --wait --filename - <<EOF apiVersion: operator.openshift.io/v1 kind: IngressController metadata: namespace: openshift-ingress-operator name: default spec: endpointPublishingStrategy: type: LoadBalancerService loadBalancer: scope: Internal EOF
oc -n openshift-ingress-operator patch ingresscontroller/default --patch '{"spec":{"routeAdmission":{"namespaceOwnership":"InterNamespaceAllowed"}}}' --type=merge
spec: routeAdmission: namespaceOwnership: InterNamespaceAllowed
apiVersion: operator.openshift.io/v1 kind: IngressController metadata: name: default namespace: openshift-ingress-operator spec: routeAdmission: namespaceOwnership: InterNamespaceAllowed
oc edit IngressController
spec: routeAdmission: wildcardPolicy: WildcardsDisallowed # or WildcardsAllowed
oc edit IngressController
apiVersion: operator.openshift.io/v1 kind: IngressController metadata: name: default namespace: openshift-ingress-operator spec: httpHeaders: forwardedHeaderPolicy: Append
oc -n openshift-ingress-operator annotate ingresscontrollers/<ingresscontroller_name> ingress.operator.openshift.io/default-enable-http2=true
oc annotate ingresses.config/cluster ingress.operator.openshift.io/default-enable-http2=true
apiVersion: config.openshift.io/v1 kind: Ingress metadata: name: cluster annotations: ingress.operator.openshift.io/default-enable-http2: "true"
oc -n openshift-ingress-operator edit ingresscontroller/default
spec: endpointPublishingStrategy: hostNetwork: protocol: PROXY type: HostNetwork
spec: endpointPublishingStrategy: nodePort: protocol: PROXY type: NodePortService
oc edit ingresses.config/cluster -o yaml
apiVersion: config.openshift.io/v1 kind: Ingress metadata: name: cluster spec: domain: apps.example.com 1 appsDomain: <test.example.com> 2
oc expose service hello-openshift route.route.openshift.io/hello-openshift exposed
oc get routes NAME HOST/PORT PATH SERVICES PORT TERMINATION WILDCARD hello-openshift hello_openshift-<my_project>.test.example.com hello-openshift 8080-tcp None
oc -n openshift-ingress-operator patch ingresscontrollers/default --type=merge --patch='{"spec":{"httpHeaders":{"headerNameCaseAdjustments":["Host"]}}}'
apiVersion: route.openshift.io/v1 kind: Route metadata: annotations: haproxy.router.openshift.io/h1-adjust-case: true 1 name: <application_name> namespace: <application_name>
apiVersion: operator.openshift.io/v1 kind: IngressController metadata: name: default namespace: openshift-ingress-operator spec: httpHeaders: headerNameCaseAdjustments: - Host
apiVersion: route.openshift.io/v1 kind: Route metadata: annotations: haproxy.router.openshift.io/h1-adjust-case: true 1 name: my-application namespace: my-application spec: to: kind: Service name: my-application
oc edit -n openshift-ingress-operator ingresscontrollers/default
apiVersion: operator.openshift.io/v1 kind: IngressController metadata: name: default namespace: openshift-ingress-operator spec: httpCompression: mimeTypes: - "text/html" - "text/css; charset=utf-8" - "application/json"
oc get pods -n openshift-ingress
NAME READY STATUS RESTARTS AGE router-default-76bfffb66c-46qwp 1/1 Running 0 11h
oc rsh <router_pod_name> cat metrics-auth/statsUsername
oc rsh <router_pod_name> cat metrics-auth/statsPassword
oc describe pod <router_pod>
curl -u <user>:<password> http://<router_IP>:<stats_port>/metrics
curl -u user:password https://<router_IP>:<stats_port>/metrics -k
curl -u <user>:<password> http://<router_IP>:<stats_port>/metrics
HELP haproxy_backend_connections_total Total number of connections. TYPE haproxy_backend_connections_total gauge haproxy_backend_connections_total{backend="http",namespace="default",route="hello-route"} 0 haproxy_backend_connections_total{backend="http",namespace="default",route="hello-route-alt"} 0 haproxy_backend_connections_total{backend="http",namespace="default",route="hello-route01"} 0 HELP haproxy_exporter_server_threshold Number of servers tracked and the current threshold value. TYPE haproxy_exporter_server_threshold gauge haproxy_exporter_server_threshold{type="current"} 11 haproxy_exporter_server_threshold{type="limit"} 500 HELP haproxy_frontend_bytes_in_total Current total of incoming bytes. TYPE haproxy_frontend_bytes_in_total gauge haproxy_frontend_bytes_in_total{frontend="fe_no_sni"} 0 haproxy_frontend_bytes_in_total{frontend="fe_sni"} 0 haproxy_frontend_bytes_in_total{frontend="public"} 119070 HELP haproxy_server_bytes_in_total Current total of incoming bytes. TYPE haproxy_server_bytes_in_total gauge haproxy_server_bytes_in_total{namespace="",pod="",route="",server="fe_no_sni",service=""} 0 haproxy_server_bytes_in_total{namespace="",pod="",route="",server="fe_sni",service=""} 0 haproxy_server_bytes_in_total{namespace="default",pod="docker-registry-5-nk5fz",route="docker-registry",server="10.130.0.89:5000",service="docker-registry"} 0 haproxy_server_bytes_in_total{namespace="default",pod="hello-rc-vkjqx",route="hello-route",server="10.130.0.90:8080",service="hello-svc-1"} 0
http://<user>:<password>@<router_IP>:<stats_port>
http://<user>:<password>@<router_ip>:1936/metrics;csv
oc -n openshift-config create configmap my-custom-error-code-pages --from-file=error-page-503.http --from-file=error-page-404.http
oc patch -n openshift-ingress-operator ingresscontroller/default --patch '{"spec":{"httpErrorCodePages":{"name":"my-custom-error-code-pages"}}}' --type=merge
oc get cm default-errorpages -n openshift-ingress
NAME DATA AGE default-errorpages 2 25s 1
oc -n openshift-ingress rsh <router_pod> cat /var/lib/haproxy/conf/error_code_pages/error-page-503.http
oc -n openshift-ingress rsh <router_pod> cat /var/lib/haproxy/conf/error_code_pages/error-page-404.http
oc new-project test-ingress
oc new-app django-psql-example
curl -vk <route_hostname>
curl -vk <route_hostname>
oc -n openshift-ingress rsh <router> cat /var/lib/haproxy/conf/haproxy.config | grep errorfile
oc -n openshift-ingress-operator patch ingresscontroller/default --type=merge -p '{"spec":{"tuningOptions": {"maxConnections": 7500}}}'
cat << EOF| oc create -f - apiVersion: v1 kind: Namespace metadata: labels: pod-security.kubernetes.io/enforce: privileged pod-security.kubernetes.io/enforce-version: v1.24 name: openshift-ingress-node-firewall EOF
cat << EOF| oc create -f - apiVersion: operators.coreos.com/v1 kind: OperatorGroup metadata: name: ingress-node-firewall-operators namespace: openshift-ingress-node-firewall EOF
cat << EOF| oc create -f - apiVersion: operators.coreos.com/v1alpha1 kind: Subscription metadata: name: ingress-node-firewall-sub namespace: openshift-ingress-node-firewall spec: name: ingress-node-firewall channel: stable source: redhat-operators sourceNamespace: openshift-marketplace EOF
oc get ip -n openshift-ingress-node-firewall
NAME CSV APPROVAL APPROVED install-5cvnz ingress-node-firewall.4.12.0-202211122336 Automatic true
oc get csv -n openshift-ingress-node-firewall
NAME DISPLAY VERSION REPLACES PHASE ingress-node-firewall.4.12.0-202211122336 Ingress Node Firewall Operator 4.12.0-202211122336 ingress-node-firewall.4.12.0-202211102047 Succeeded
oc annotate ns/openshift-ingress-node-firewall workload.openshift.io/allowed=management
oc apply -f rule.yaml
spec: nodeSelector: node-role.kubernetes.io/worker: ""
apiVersion: ingressnodefirewall.openshift.io/v1alpha1 kind: IngressNodeFirewallConfig metadata: name: ingressnodefirewallconfig namespace: openshift-ingress-node-firewall spec: nodeSelector: node-role.kubernetes.io/worker: ""
apiVersion: ingressnodefirewall.openshift.io/v1alpha1 kind: IngressNodeFirewall metadata: name: ingressnodefirewall spec: interfaces: - eth0 nodeSelector: matchLabels: <ingress_firewall_label_name>: <label_value> 1 ingress: - sourceCIDRs: - 172.16.0.0/12 rules: - order: 10 protocolConfig: protocol: ICMP icmp: icmpType: 8 #ICMP Echo request action: Deny - order: 20 protocolConfig: protocol: TCP tcp: ports: "8000-9000" action: Deny - sourceCIDRs: - fc00:f853:ccd:e793::0/64 rules: - order: 10 protocolConfig: protocol: ICMPv6 icmpv6: icmpType: 128 #ICMPV6 Echo request action: Deny
apiVersion: ingressnodefirewall.openshift.io/v1alpha1 kind: IngressNodeFirewall metadata: name: ingressnodefirewall-zero-trust spec: interfaces: - eth1 1 nodeSelector: matchLabels: <ingress_firewall_label_name>: <label_value> 2 ingress: - sourceCIDRs: - 0.0.0.0/0 3 rules: - order: 10 protocolConfig: protocol: TCP tcp: ports: 22 action: Allow - order: 20 action: Deny 4
oc get ingressnodefirewall
oc get <resource> <name> -o yaml
oc get crds | grep ingressnodefirewall
NAME READY UP-TO-DATE AVAILABLE AGE ingressnodefirewallconfigs.ingressnodefirewall.openshift.io 2022-08-25T10:03:01Z ingressnodefirewallnodestates.ingressnodefirewall.openshift.io 2022-08-25T10:03:00Z ingressnodefirewalls.ingressnodefirewall.openshift.io 2022-08-25T10:03:00Z
oc get pods -n openshift-ingress-node-firewall
NAME READY STATUS RESTARTS AGE ingress-node-firewall-controller-manager 2/2 Running 0 5d21h ingress-node-firewall-daemon-pqx56 3/3 Running 0 5d21h
oc adm must-gather - gather_ingress_node_firewall
apiVersion: operator.openshift.io/v1 kind: IngressController metadata: namespace: openshift-ingress-operator name: <name> 1 spec: domain: <domain> 2 endpointPublishingStrategy: type: LoadBalancerService loadBalancer: scope: External 3 dnsManagementPolicy: Unmanaged 4
apply -f <name>.yaml 1
SCOPE=USD(oc -n openshift-ingress-operator get ingresscontroller <name> -o=jsonpath="{.status.endpointPublishingStrategy.loadBalancer.scope}") -n openshift-ingress-operator patch ingresscontrollers/<name> --type=merge --patch='{"spec":{"endpointPublishingStrategy":{"type":"LoadBalancerService","loadBalancer":{"dnsManagementPolicy":"Unmanaged", "scope":"USD{SCOPE}"}}}}'
oc get podnetworkconnectivitycheck -n openshift-network-diagnostics
NAME AGE network-check-source-ci-ln-x5sv9rb-f76d1-4rzrp-worker-b-6xdmh-to-kubernetes-apiserver-endpoint-ci-ln-x5sv9rb-f76d1-4rzrp-master-0 75m network-check-source-ci-ln-x5sv9rb-f76d1-4rzrp-worker-b-6xdmh-to-kubernetes-apiserver-endpoint-ci-ln-x5sv9rb-f76d1-4rzrp-master-1 73m network-check-source-ci-ln-x5sv9rb-f76d1-4rzrp-worker-b-6xdmh-to-kubernetes-apiserver-endpoint-ci-ln-x5sv9rb-f76d1-4rzrp-master-2 75m network-check-source-ci-ln-x5sv9rb-f76d1-4rzrp-worker-b-6xdmh-to-kubernetes-apiserver-service-cluster 75m network-check-source-ci-ln-x5sv9rb-f76d1-4rzrp-worker-b-6xdmh-to-kubernetes-default-service-cluster 75m network-check-source-ci-ln-x5sv9rb-f76d1-4rzrp-worker-b-6xdmh-to-load-balancer-api-external 75m network-check-source-ci-ln-x5sv9rb-f76d1-4rzrp-worker-b-6xdmh-to-load-balancer-api-internal 75m network-check-source-ci-ln-x5sv9rb-f76d1-4rzrp-worker-b-6xdmh-to-network-check-target-ci-ln-x5sv9rb-f76d1-4rzrp-master-0 75m network-check-source-ci-ln-x5sv9rb-f76d1-4rzrp-worker-b-6xdmh-to-network-check-target-ci-ln-x5sv9rb-f76d1-4rzrp-master-1 75m network-check-source-ci-ln-x5sv9rb-f76d1-4rzrp-worker-b-6xdmh-to-network-check-target-ci-ln-x5sv9rb-f76d1-4rzrp-master-2 75m network-check-source-ci-ln-x5sv9rb-f76d1-4rzrp-worker-b-6xdmh-to-network-check-target-ci-ln-x5sv9rb-f76d1-4rzrp-worker-b-6xdmh 74m network-check-source-ci-ln-x5sv9rb-f76d1-4rzrp-worker-b-6xdmh-to-network-check-target-ci-ln-x5sv9rb-f76d1-4rzrp-worker-c-n8mbf 74m network-check-source-ci-ln-x5sv9rb-f76d1-4rzrp-worker-b-6xdmh-to-network-check-target-ci-ln-x5sv9rb-f76d1-4rzrp-worker-d-4hnrz 74m network-check-source-ci-ln-x5sv9rb-f76d1-4rzrp-worker-b-6xdmh-to-network-check-target-service-cluster 75m network-check-source-ci-ln-x5sv9rb-f76d1-4rzrp-worker-b-6xdmh-to-openshift-apiserver-endpoint-ci-ln-x5sv9rb-f76d1-4rzrp-master-0 75m network-check-source-ci-ln-x5sv9rb-f76d1-4rzrp-worker-b-6xdmh-to-openshift-apiserver-endpoint-ci-ln-x5sv9rb-f76d1-4rzrp-master-1 75m network-check-source-ci-ln-x5sv9rb-f76d1-4rzrp-worker-b-6xdmh-to-openshift-apiserver-endpoint-ci-ln-x5sv9rb-f76d1-4rzrp-master-2 74m network-check-source-ci-ln-x5sv9rb-f76d1-4rzrp-worker-b-6xdmh-to-openshift-apiserver-service-cluster 75m
oc get podnetworkconnectivitycheck <name> -n openshift-network-diagnostics -o yaml
apiVersion: controlplane.operator.openshift.io/v1alpha1 kind: PodNetworkConnectivityCheck metadata: name: network-check-source-ci-ln-x5sv9rb-f76d1-4rzrp-worker-b-6xdmh-to-kubernetes-apiserver-endpoint-ci-ln-x5sv9rb-f76d1-4rzrp-master-0 namespace: openshift-network-diagnostics spec: sourcePod: network-check-source-7c88f6d9f-hmg2f targetEndpoint: 10.0.0.4:6443 tlsClientCert: name: "" status: conditions: - lastTransitionTime: "2021-01-13T20:11:34Z" message: 'kubernetes-apiserver-endpoint-ci-ln-x5sv9rb-f76d1-4rzrp-master-0: tcp connection to 10.0.0.4:6443 succeeded' reason: TCPConnectSuccess status: "True" type: Reachable failures: - latency: 2.241775ms message: 'kubernetes-apiserver-endpoint-ci-ln-x5sv9rb-f76d1-4rzrp-master-0: failed to establish a TCP connection to 10.0.0.4:6443: dial tcp 10.0.0.4:6443: connect: connection refused' reason: TCPConnectError success: false time: "2021-01-13T20:10:34Z" - latency: 2.582129ms message: 'kubernetes-apiserver-endpoint-ci-ln-x5sv9rb-f76d1-4rzrp-master-0: failed to establish a TCP connection to 10.0.0.4:6443: dial tcp 10.0.0.4:6443: connect: connection refused' reason: TCPConnectError success: false time: "2021-01-13T20:09:34Z" - latency: 3.483578ms message: 'kubernetes-apiserver-endpoint-ci-ln-x5sv9rb-f76d1-4rzrp-master-0: failed to establish a TCP connection to 10.0.0.4:6443: dial tcp 10.0.0.4:6443: connect: connection refused' reason: TCPConnectError success: false time: "2021-01-13T20:08:34Z" outages: - end: "2021-01-13T20:11:34Z" endLogs: - latency: 2.032018ms message: 'kubernetes-apiserver-endpoint-ci-ln-x5sv9rb-f76d1-4rzrp-master-0: tcp connection to 10.0.0.4:6443 succeeded' reason: TCPConnect success: true time: "2021-01-13T20:11:34Z" - latency: 2.241775ms message: 'kubernetes-apiserver-endpoint-ci-ln-x5sv9rb-f76d1-4rzrp-master-0: failed to establish a TCP connection to 10.0.0.4:6443: dial tcp 10.0.0.4:6443: connect: connection refused' reason: TCPConnectError success: false time: "2021-01-13T20:10:34Z" - latency: 2.582129ms message: 'kubernetes-apiserver-endpoint-ci-ln-x5sv9rb-f76d1-4rzrp-master-0: failed to establish a TCP connection to 10.0.0.4:6443: dial tcp 10.0.0.4:6443: connect: connection refused' reason: TCPConnectError success: false time: "2021-01-13T20:09:34Z" - latency: 3.483578ms message: 'kubernetes-apiserver-endpoint-ci-ln-x5sv9rb-f76d1-4rzrp-master-0: failed to establish a TCP connection to 10.0.0.4:6443: dial tcp 10.0.0.4:6443: connect: connection refused' reason: TCPConnectError success: false time: "2021-01-13T20:08:34Z" message: Connectivity restored after 2m59.999789186s start: "2021-01-13T20:08:34Z" startLogs: - latency: 3.483578ms message: 'kubernetes-apiserver-endpoint-ci-ln-x5sv9rb-f76d1-4rzrp-master-0: failed to establish a TCP connection to 10.0.0.4:6443: dial tcp 10.0.0.4:6443: connect: connection refused' reason: TCPConnectError success: false time: "2021-01-13T20:08:34Z" successes: - latency: 2.845865ms message: 'kubernetes-apiserver-endpoint-ci-ln-x5sv9rb-f76d1-4rzrp-master-0: tcp connection to 10.0.0.4:6443 succeeded' reason: TCPConnect success: true time: "2021-01-13T21:14:34Z" - latency: 2.926345ms message: 'kubernetes-apiserver-endpoint-ci-ln-x5sv9rb-f76d1-4rzrp-master-0: tcp connection to 10.0.0.4:6443 succeeded' reason: TCPConnect success: true time: "2021-01-13T21:13:34Z" - latency: 2.895796ms message: 'kubernetes-apiserver-endpoint-ci-ln-x5sv9rb-f76d1-4rzrp-master-0: tcp connection to 10.0.0.4:6443 succeeded' reason: TCPConnect success: true time: "2021-01-13T21:12:34Z" - latency: 2.696844ms message: 'kubernetes-apiserver-endpoint-ci-ln-x5sv9rb-f76d1-4rzrp-master-0: tcp connection to 10.0.0.4:6443 succeeded' reason: TCPConnect success: true time: "2021-01-13T21:11:34Z" - latency: 1.502064ms message: 'kubernetes-apiserver-endpoint-ci-ln-x5sv9rb-f76d1-4rzrp-master-0: tcp connection to 10.0.0.4:6443 succeeded' reason: TCPConnect success: true time: "2021-01-13T21:10:34Z" - latency: 1.388857ms message: 'kubernetes-apiserver-endpoint-ci-ln-x5sv9rb-f76d1-4rzrp-master-0: tcp connection to 10.0.0.4:6443 succeeded' reason: TCPConnect success: true time: "2021-01-13T21:09:34Z" - latency: 1.906383ms message: 'kubernetes-apiserver-endpoint-ci-ln-x5sv9rb-f76d1-4rzrp-master-0: tcp connection to 10.0.0.4:6443 succeeded' reason: TCPConnect success: true time: "2021-01-13T21:08:34Z" - latency: 2.089073ms message: 'kubernetes-apiserver-endpoint-ci-ln-x5sv9rb-f76d1-4rzrp-master-0: tcp connection to 10.0.0.4:6443 succeeded' reason: TCPConnect success: true time: "2021-01-13T21:07:34Z" - latency: 2.156994ms message: 'kubernetes-apiserver-endpoint-ci-ln-x5sv9rb-f76d1-4rzrp-master-0: tcp connection to 10.0.0.4:6443 succeeded' reason: TCPConnect success: true time: "2021-01-13T21:06:34Z" - latency: 1.777043ms message: 'kubernetes-apiserver-endpoint-ci-ln-x5sv9rb-f76d1-4rzrp-master-0: tcp connection to 10.0.0.4:6443 succeeded' reason: TCPConnect success: true time: "2021-01-13T21:05:34Z"
oc describe network.config cluster
Status: Cluster Network: Cidr: 10.217.0.0/22 Host Prefix: 23 Cluster Network MTU: 1400 Network Type: OpenShiftSDN Service Network: 10.217.4.0/23
dhcp-option-force=26,<mtu>
oc debug node/<node_name> -- chroot /host ip route list match 0.0.0.0/0 | awk '{print USD5 }'
oc debug node/<node_name> -- chroot /host nmcli -g connection.interface-name c show ovs-if-phys0
[connection-<interface>-mtu] match-device=interface-name:<interface> ethernet.mtu=<mtu>
variant: openshift version: 4.12.0 metadata: name: 01-control-plane-interface labels: machineconfiguration.openshift.io/role: master storage: files: - path: /etc/NetworkManager/conf.d/99-<interface>-mtu.conf 1 contents: local: <interface>-mtu.conf 2 mode: 0600
variant: openshift version: 4.12.0 metadata: name: 01-worker-interface labels: machineconfiguration.openshift.io/role: worker storage: files: - path: /etc/NetworkManager/conf.d/99-<interface>-mtu.conf 1 contents: local: <interface>-mtu.conf 2 mode: 0600
for manifest in control-plane-interface worker-interface; do butane --files-dir . USDmanifest.bu > USDmanifest.yaml done
oc patch Network.operator.openshift.io cluster --type=merge --patch '{"spec": { "migration": { "mtu": { "network": { "from": <overlay_from>, "to": <overlay_to> } , "machine": { "to" : <machine_to> } } } } }'
oc patch Network.operator.openshift.io cluster --type=merge --patch '{"spec": { "migration": { "mtu": { "network": { "from": 1400, "to": 9000 } , "machine": { "to" : 9100} } } } }'
oc get mcp
oc describe node | egrep "hostname|machineconfig"
kubernetes.io/hostname=master-0 machineconfiguration.openshift.io/currentConfig: rendered-master-c53e221d9d24e1c8bb6ee89dd3d8ad7b machineconfiguration.openshift.io/desiredConfig: rendered-master-c53e221d9d24e1c8bb6ee89dd3d8ad7b machineconfiguration.openshift.io/reason: machineconfiguration.openshift.io/state: Done
oc get machineconfig <config_name> -o yaml | grep ExecStart
ExecStart=/usr/local/bin/mtu-migration.sh
for manifest in control-plane-interface worker-interface; do oc create -f USDmanifest.yaml done
oc get mcp
oc describe node | egrep "hostname|machineconfig"
kubernetes.io/hostname=master-0 machineconfiguration.openshift.io/currentConfig: rendered-master-c53e221d9d24e1c8bb6ee89dd3d8ad7b machineconfiguration.openshift.io/desiredConfig: rendered-master-c53e221d9d24e1c8bb6ee89dd3d8ad7b machineconfiguration.openshift.io/reason: machineconfiguration.openshift.io/state: Done
oc get machineconfig <config_name> -o yaml | grep path:
oc patch Network.operator.openshift.io cluster --type=merge --patch '{"spec": { "migration": null, "defaultNetwork":{ "ovnKubernetesConfig": { "mtu": <mtu> }}}}'
oc patch Network.operator.openshift.io cluster --type=merge --patch '{"spec": { "migration": null, "defaultNetwork":{ "openshiftSDNConfig": { "mtu": <mtu> }}}}'
oc get mcp
oc describe network.config cluster
oc get nodes
oc debug node/<node> -- chroot /host ip address show <interface>
ens3: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 8051
oc patch network.config.openshift.io cluster --type=merge -p '{ "spec": { "serviceNodePortRange": "30000-<port>" } }'
apiVersion: config.openshift.io/v1 kind: Network metadata: name: cluster spec: serviceNodePortRange: "30000-<port>"
network.config.openshift.io/cluster patched
oc get configmaps -n openshift-kube-apiserver config -o jsonpath="{.data['config\.yaml']}" | grep -Eo '"service-node-port-range":["[[:digit:]]+-[[:digit:]]+"]'
"service-node-port-range":["30000-33000"]
oc create sa ipfailover
oc adm policy add-scc-to-user privileged -z ipfailover
oc adm policy add-scc-to-user hostnetwork -z ipfailover
openstack port show <cluster_name> -c allowed_address_pairs
*Field* *Value* allowed_address_pairs ip_address='192.168.0.5', mac_address='fa:16:3e:31:f9:cb' ip_address='192.168.0.7', mac_address='fa:16:3e:31:f9:cb'
openstack port set <cluster_name> --allowed-address ip-address=1.1.1.1,mac-address=fa:fa:16:3e:31:f9:cb
apiVersion: apps/v1 kind: Deployment metadata: name: ipfailover-keepalived spec: env: - name: OPENSHIFT_HA_VIRTUAL_IPS value: "1.1.1.1"
apiVersion: apps/v1 kind: Deployment metadata: name: ipfailover-keepalived 1 labels: ipfailover: hello-openshift spec: strategy: type: Recreate replicas: 2 selector: matchLabels: ipfailover: hello-openshift template: metadata: labels: ipfailover: hello-openshift spec: serviceAccountName: ipfailover privileged: true hostNetwork: true nodeSelector: node-role.kubernetes.io/worker: "" containers: - name: openshift-ipfailover image: registry.redhat.io/openshift4/ose-keepalived-ipfailover:v4.12 ports: - containerPort: 63000 hostPort: 63000 imagePullPolicy: IfNotPresent securityContext: privileged: true volumeMounts: - name: lib-modules mountPath: /lib/modules readOnly: true - name: host-slash mountPath: /host readOnly: true mountPropagation: HostToContainer - name: etc-sysconfig mountPath: /etc/sysconfig readOnly: true - name: config-volume mountPath: /etc/keepalive env: - name: OPENSHIFT_HA_CONFIG_NAME value: "ipfailover" - name: OPENSHIFT_HA_VIRTUAL_IPS 2 value: "1.1.1.1-2" - name: OPENSHIFT_HA_VIP_GROUPS 3 value: "10" - name: OPENSHIFT_HA_NETWORK_INTERFACE 4 value: "ens3" #The host interface to assign the VIPs - name: OPENSHIFT_HA_MONITOR_PORT 5 value: "30060" - name: OPENSHIFT_HA_VRRP_ID_OFFSET 6 value: "0" - name: OPENSHIFT_HA_REPLICA_COUNT 7 value: "2" #Must match the number of replicas in the deployment - name: OPENSHIFT_HA_USE_UNICAST value: "false" #- name: OPENSHIFT_HA_UNICAST_PEERS #value: "10.0.148.40,10.0.160.234,10.0.199.110" - name: OPENSHIFT_HA_IPTABLES_CHAIN 8 value: "INPUT" #- name: OPENSHIFT_HA_NOTIFY_SCRIPT 9 # value: /etc/keepalive/mynotifyscript.sh - name: OPENSHIFT_HA_CHECK_SCRIPT 10 value: "/etc/keepalive/mycheckscript.sh" - name: OPENSHIFT_HA_PREEMPTION 11 value: "preempt_delay 300" - name: OPENSHIFT_HA_CHECK_INTERVAL 12 value: "2" livenessProbe: initialDelaySeconds: 10 exec: command: - pgrep - keepalived volumes: - name: lib-modules hostPath: path: /lib/modules - name: host-slash hostPath: path: / - name: etc-sysconfig hostPath: path: /etc/sysconfig # config-volume contains the check script # created with `oc create configmap keepalived-checkscript --from-file=mycheckscript.sh` - configMap: defaultMode: 0755 name: keepalived-checkscript name: config-volume imagePullSecrets: - name: openshift-pull-secret 13
#!/bin/bash # Whatever tests are needed # E.g., send request and verify response exit 0
oc create configmap mycustomcheck --from-file=mycheckscript.sh
oc set env deploy/ipfailover-keepalived OPENSHIFT_HA_CHECK_SCRIPT=/etc/keepalive/mycheckscript.sh
oc set volume deploy/ipfailover-keepalived --add --overwrite --name=config-volume --mount-path=/etc/keepalive --source='{"configMap": { "name": "mycustomcheck", "defaultMode": 493}}'
oc edit deploy ipfailover-keepalived
spec: containers: - env: - name: OPENSHIFT_HA_CHECK_SCRIPT 1 value: /etc/keepalive/mycheckscript.sh volumeMounts: 2 - mountPath: /etc/keepalive name: config-volume dnsPolicy: ClusterFirst volumes: 3 - configMap: defaultMode: 0755 4 name: customrouter name: config-volume
oc edit deploy ipfailover-keepalived
spec: containers: - env: - name: OPENSHIFT_HA_PREEMPTION 1 value: preempt_delay 300
spec: env: - name: OPENSHIFT_HA_VIP_GROUPS 1 value: "3"
oc get pod -l ipfailover -o jsonpath=" {range .items[?(@.spec.volumes[*].configMap)]} {'Namespace: '}{.metadata.namespace} {'Pod: '}{.metadata.name} {'Volumes that use config maps:'} {range .spec.volumes[?(@.configMap)]} {'volume: '}{.name} {'configMap: '}{.configMap.name}{'\n'}{end} {end}"
Namespace: default Pod: keepalived-worker-59df45db9c-2x9mn Volumes that use config maps: volume: config-volume configMap: mycustomcheck
oc delete configmap <configmap_name>
oc get deployment -l ipfailover
NAMESPACE NAME READY UP-TO-DATE AVAILABLE AGE default ipfailover 2/2 2 2 105d
oc delete deployment <ipfailover_deployment_name>
oc delete sa ipfailover
apiVersion: batch/v1 kind: Job metadata: generateName: remove-ipfailover- labels: app: remove-ipfailover spec: template: metadata: name: remove-ipfailover spec: containers: - name: remove-ipfailover image: registry.redhat.io/openshift4/ose-keepalived-ipfailover:v4.12 command: ["/var/lib/ipfailover/keepalived/remove-failover.sh"] nodeSelector: 1 kubernetes.io/hostname: <host_name> 2 restartPolicy: Never
oc create -f remove-ipfailover-job.yaml
job.batch/remove-ipfailover-2h8dm created
oc logs job/remove-ipfailover-2h8dm
remove-failover.sh: OpenShift IP Failover service terminating. - Removing ip_vs module - Cleaning up - Releasing VIPs (interface eth0)
apiVersion: "k8s.cni.cncf.io/v1" kind: NetworkAttachmentDefinition metadata: name: <name> 1 namespace: default 2 spec: config: '{ "cniVersion": "0.4.0", 3 "name": "<name>", 4 "plugins": [{ "type": "<main_CNI_plugin>" 5 }, { "type": "tuning", 6 "sysctl": { "net.ipv4.conf.IFNAME.accept_redirects": "1" 7 } } ] }
apiVersion: "k8s.cni.cncf.io/v1" kind: NetworkAttachmentDefinition metadata: name: tuningnad namespace: default spec: config: '{ "cniVersion": "0.4.0", "name": "tuningnad", "plugins": [{ "type": "bridge" }, { "type": "tuning", "sysctl": { "net.ipv4.conf.IFNAME.accept_redirects": "1" } } ] }'
oc apply -f tuning-example.yaml
networkattachmentdefinition.k8.cni.cncf.io/tuningnad created
apiVersion: v1 kind: Pod metadata: name: tunepod namespace: default annotations: k8s.v1.cni.cncf.io/networks: tuningnad 1 spec: containers: - name: podexample image: centos command: ["/bin/bash", "-c", "sleep INF"] securityContext: runAsUser: 2000 2 runAsGroup: 3000 3 allowPrivilegeEscalation: false 4 capabilities: 5 drop: ["ALL"] securityContext: runAsNonRoot: true 6 seccompProfile: 7 type: RuntimeDefault
oc apply -f examplepod.yaml
oc get pod
NAME READY STATUS RESTARTS AGE tunepod 1/1 Running 0 47s
oc rsh tunepod
sh-4.4# sysctl net.ipv4.conf.net1.accept_redirects
net.ipv4.conf.net1.accept_redirects = 1
apiVersion: v1 kind: Pod metadata: namespace: project1 name: example-pod spec: containers: - name: example-pod ports: - containerPort: 30100 name: sctpserver protocol: SCTP
apiVersion: v1 kind: Service metadata: namespace: project1 name: sctpserver spec: ports: - name: sctpserver protocol: SCTP port: 30100 targetPort: 30100 type: ClusterIP
kind: NetworkPolicy apiVersion: networking.k8s.io/v1 metadata: name: allow-sctp-on-http spec: podSelector: matchLabels: role: web ingress: - ports: - protocol: SCTP port: 80
apiVersion: machineconfiguration.openshift.io/v1 kind: MachineConfig metadata: name: load-sctp-module labels: machineconfiguration.openshift.io/role: worker spec: config: ignition: version: 3.2.0 storage: files: - path: /etc/modprobe.d/sctp-blacklist.conf mode: 0644 overwrite: true contents: source: data:, - path: /etc/modules-load.d/sctp-load.conf mode: 0644 overwrite: true contents: source: data:,sctp
oc create -f load-sctp-module.yaml
oc get nodes
apiVersion: v1 kind: Pod metadata: name: sctpserver labels: app: sctpserver spec: containers: - name: sctpserver image: registry.access.redhat.com/ubi8/ubi command: ["/bin/sh", "-c"] args: ["dnf install -y nc && sleep inf"] ports: - containerPort: 30102 name: sctpserver protocol: SCTP
oc create -f sctp-server.yaml
apiVersion: v1 kind: Service metadata: name: sctpservice labels: app: sctpserver spec: type: NodePort selector: app: sctpserver ports: - name: sctpserver protocol: SCTP port: 30102 targetPort: 30102
oc create -f sctp-service.yaml
apiVersion: v1 kind: Pod metadata: name: sctpclient labels: app: sctpclient spec: containers: - name: sctpclient image: registry.access.redhat.com/ubi8/ubi command: ["/bin/sh", "-c"] args: ["dnf install -y nc && sleep inf"]
oc apply -f sctp-client.yaml
oc rsh sctpserver
nc -l 30102 --sctp
oc get services sctpservice -o go-template='{{.spec.clusterIP}}{{"\n"}}'
oc rsh sctpclient
nc <cluster_IP> 30102 --sctp
apiVersion: v1 kind: Namespace metadata: name: openshift-ptp annotations: workload.openshift.io/allowed: management labels: name: openshift-ptp openshift.io/cluster-monitoring: "true"
oc create -f ptp-namespace.yaml
apiVersion: operators.coreos.com/v1 kind: OperatorGroup metadata: name: ptp-operators namespace: openshift-ptp spec: targetNamespaces: - openshift-ptp
oc create -f ptp-operatorgroup.yaml
apiVersion: operators.coreos.com/v1alpha1 kind: Subscription metadata: name: ptp-operator-subscription namespace: openshift-ptp spec: channel: "stable" name: ptp-operator source: redhat-operators sourceNamespace: openshift-marketplace
oc create -f ptp-sub.yaml
oc get csv -n openshift-ptp -o custom-columns=Name:.metadata.name,Phase:.status.phase
Name Phase 4.12.0-202301261535 Succeeded
oc get NodePtpDevice -n openshift-ptp -o yaml
apiVersion: v1 items: - apiVersion: ptp.openshift.io/v1 kind: NodePtpDevice metadata: creationTimestamp: "2022-01-27T15:16:28Z" generation: 1 name: dev-worker-0 1 namespace: openshift-ptp resourceVersion: "6538103" uid: d42fc9ad-bcbf-4590-b6d8-b676c642781a spec: {} status: devices: 2 - name: eno1 - name: eno2 - name: eno3 - name: eno4 - name: enp5s0f0 - name: enp5s0f1
apiVersion: ptp.openshift.io/v1 kind: PtpConfig metadata: name: grandmaster-clock namespace: openshift-ptp annotations: {} spec: profile: - name: grandmaster-clock # The interface name is hardware-specific interface: USDinterface ptp4lOpts: "-2" phc2sysOpts: "-a -r -r -n 24" ptpSchedulingPolicy: SCHED_FIFO ptpSchedulingPriority: 10 ptpSettings: logReduce: "true" ptp4lConf: | [global] # # Default Data Set # twoStepFlag 1 slaveOnly 0 priority1 128 priority2 128 domainNumber 24 #utc_offset 37 clockClass 255 clockAccuracy 0xFE offsetScaledLogVariance 0xFFFF free_running 0 freq_est_interval 1 dscp_event 0 dscp_general 0 dataset_comparison G.8275.x G.8275.defaultDS.localPriority 128 # # Port Data Set # logAnnounceInterval -3 logSyncInterval -4 logMinDelayReqInterval -4 logMinPdelayReqInterval -4 announceReceiptTimeout 3 syncReceiptTimeout 0 delayAsymmetry 0 fault_reset_interval -4 neighborPropDelayThresh 20000000 masterOnly 0 G.8275.portDS.localPriority 128 # # Run time options # assume_two_step 0 logging_level 6 path_trace_enabled 0 follow_up_info 0 hybrid_e2e 0 inhibit_multicast_service 0 net_sync_monitor 0 tc_spanning_tree 0 tx_timestamp_timeout 50 unicast_listen 0 unicast_master_table 0 unicast_req_duration 3600 use_syslog 1 verbose 0 summary_interval 0 kernel_leap 1 check_fup_sync 0 clock_class_threshold 7 # # Servo Options # pi_proportional_const 0.0 pi_integral_const 0.0 pi_proportional_scale 0.0 pi_proportional_exponent -0.3 pi_proportional_norm_max 0.7 pi_integral_scale 0.0 pi_integral_exponent 0.4 pi_integral_norm_max 0.3 step_threshold 2.0 first_step_threshold 0.00002 max_frequency 900000000 clock_servo pi sanity_freq_limit 200000000 ntpshm_segment 0 # # Transport options # transportSpecific 0x0 ptp_dst_mac 01:1B:19:00:00:00 p2p_dst_mac 01:80:C2:00:00:0E udp_ttl 1 udp6_scope 0x0E uds_address /var/run/ptp4l # # Default interface options # clock_type OC network_transport L2 delay_mechanism E2E time_stamping hardware tsproc_mode filter delay_filter moving_median delay_filter_length 10 egressLatency 0 ingressLatency 0 boundary_clock_jbod 0 # # Clock description # productDescription ;; revisionData ;; manufacturerIdentity 00:00:00 userDescription ; timeSource 0xA0 recommend: - profile: grandmaster-clock priority: 4 match: - nodeLabel: "node-role.kubernetes.io/USDmcp"
oc create -f grandmaster-clock-ptp-config.yaml
oc get pods -n openshift-ptp -o wide
NAME READY STATUS RESTARTS AGE IP NODE linuxptp-daemon-74m2g 3/3 Running 3 4d15h 10.16.230.7 compute-1.example.com ptp-operator-5f4f48d7c-x7zkf 1/1 Running 1 4d15h 10.128.1.145 compute-1.example.com
oc logs linuxptp-daemon-74m2g -n openshift-ptp -c linuxptp-daemon-container
ts2phc[94980.334]: [ts2phc.0.config] nmea delay: 98690975 ns ts2phc[94980.334]: [ts2phc.0.config] ens3f0 extts index 0 at 1676577329.999999999 corr 0 src 1676577330.901342528 diff -1 ts2phc[94980.334]: [ts2phc.0.config] ens3f0 master offset -1 s2 freq -1 ts2phc[94980.441]: [ts2phc.0.config] nmea sentence: GNRMC,195453.00,A,4233.24427,N,07126.64420,W,0.008,,160223,,,A,V phc2sys[94980.450]: [ptp4l.0.config] CLOCK_REALTIME phc offset 943 s2 freq -89604 delay 504 phc2sys[94980.512]: [ptp4l.0.config] CLOCK_REALTIME phc offset 1000 s2 freq -89264 delay 474
apiVersion: ptp.openshift.io/v1 kind: PtpConfig metadata: name: ordinary-clock namespace: openshift-ptp annotations: {} spec: profile: - name: ordinary-clock # The interface name is hardware-specific interface: USDinterface ptp4lOpts: "-2 -s" phc2sysOpts: "-a -r -n 24" ptpSchedulingPolicy: SCHED_FIFO ptpSchedulingPriority: 10 ptpSettings: logReduce: "true" ptp4lConf: | [global] # # Default Data Set # twoStepFlag 1 slaveOnly 1 priority1 128 priority2 128 domainNumber 24 #utc_offset 37 clockClass 255 clockAccuracy 0xFE offsetScaledLogVariance 0xFFFF free_running 0 freq_est_interval 1 dscp_event 0 dscp_general 0 dataset_comparison G.8275.x G.8275.defaultDS.localPriority 128 # # Port Data Set # logAnnounceInterval -3 logSyncInterval -4 logMinDelayReqInterval -4 logMinPdelayReqInterval -4 announceReceiptTimeout 3 syncReceiptTimeout 0 delayAsymmetry 0 fault_reset_interval -4 neighborPropDelayThresh 20000000 masterOnly 0 G.8275.portDS.localPriority 128 # # Run time options # assume_two_step 0 logging_level 6 path_trace_enabled 0 follow_up_info 0 hybrid_e2e 0 inhibit_multicast_service 0 net_sync_monitor 0 tc_spanning_tree 0 tx_timestamp_timeout 50 unicast_listen 0 unicast_master_table 0 unicast_req_duration 3600 use_syslog 1 verbose 0 summary_interval 0 kernel_leap 1 check_fup_sync 0 clock_class_threshold 7 # # Servo Options # pi_proportional_const 0.0 pi_integral_const 0.0 pi_proportional_scale 0.0 pi_proportional_exponent -0.3 pi_proportional_norm_max 0.7 pi_integral_scale 0.0 pi_integral_exponent 0.4 pi_integral_norm_max 0.3 step_threshold 2.0 first_step_threshold 0.00002 max_frequency 900000000 clock_servo pi sanity_freq_limit 200000000 ntpshm_segment 0 # # Transport options # transportSpecific 0x0 ptp_dst_mac 01:1B:19:00:00:00 p2p_dst_mac 01:80:C2:00:00:0E udp_ttl 1 udp6_scope 0x0E uds_address /var/run/ptp4l # # Default interface options # clock_type OC network_transport L2 delay_mechanism E2E time_stamping hardware tsproc_mode filter delay_filter moving_median delay_filter_length 10 egressLatency 0 ingressLatency 0 boundary_clock_jbod 0 # # Clock description # productDescription ;; revisionData ;; manufacturerIdentity 00:00:00 userDescription ; timeSource 0xA0 recommend: - profile: ordinary-clock priority: 4 match: - nodeLabel: "node-role.kubernetes.io/USDmcp"
oc create -f ordinary-clock-ptp-config.yaml
oc get pods -n openshift-ptp -o wide
NAME READY STATUS RESTARTS AGE IP NODE linuxptp-daemon-4xkbb 1/1 Running 0 43m 10.1.196.24 compute-0.example.com linuxptp-daemon-tdspf 1/1 Running 0 43m 10.1.196.25 compute-1.example.com ptp-operator-657bbb64c8-2f8sj 1/1 Running 0 43m 10.129.0.61 control-plane-1.example.com
oc logs linuxptp-daemon-4xkbb -n openshift-ptp -c linuxptp-daemon-container
I1115 09:41:17.117596 4143292 daemon.go:107] in applyNodePTPProfile I1115 09:41:17.117604 4143292 daemon.go:109] updating NodePTPProfile to: I1115 09:41:17.117607 4143292 daemon.go:110] ------------------------------------ I1115 09:41:17.117612 4143292 daemon.go:102] Profile Name: profile1 I1115 09:41:17.117616 4143292 daemon.go:102] Interface: ens787f1 I1115 09:41:17.117620 4143292 daemon.go:102] Ptp4lOpts: -2 -s I1115 09:41:17.117623 4143292 daemon.go:102] Phc2sysOpts: -a -r -n 24 I1115 09:41:17.117626 4143292 daemon.go:116] ------------------------------------
apiVersion: ptp.openshift.io/v1 kind: PtpConfig metadata: name: boundary-clock namespace: openshift-ptp annotations: {} spec: profile: - name: boundary-clock ptp4lOpts: "-2" phc2sysOpts: "-a -r -n 24" ptpSchedulingPolicy: SCHED_FIFO ptpSchedulingPriority: 10 ptpSettings: logReduce: "true" ptp4lConf: | # The interface name is hardware-specific [USDiface_slave] masterOnly 0 [USDiface_master_1] masterOnly 1 [USDiface_master_2] masterOnly 1 [USDiface_master_3] masterOnly 1 [global] # # Default Data Set # twoStepFlag 1 slaveOnly 0 priority1 128 priority2 128 domainNumber 24 #utc_offset 37 clockClass 248 clockAccuracy 0xFE offsetScaledLogVariance 0xFFFF free_running 0 freq_est_interval 1 dscp_event 0 dscp_general 0 dataset_comparison G.8275.x G.8275.defaultDS.localPriority 128 # # Port Data Set # logAnnounceInterval -3 logSyncInterval -4 logMinDelayReqInterval -4 logMinPdelayReqInterval -4 announceReceiptTimeout 3 syncReceiptTimeout 0 delayAsymmetry 0 fault_reset_interval -4 neighborPropDelayThresh 20000000 masterOnly 0 G.8275.portDS.localPriority 128 # # Run time options # assume_two_step 0 logging_level 6 path_trace_enabled 0 follow_up_info 0 hybrid_e2e 0 inhibit_multicast_service 0 net_sync_monitor 0 tc_spanning_tree 0 tx_timestamp_timeout 50 unicast_listen 0 unicast_master_table 0 unicast_req_duration 3600 use_syslog 1 verbose 0 summary_interval 0 kernel_leap 1 check_fup_sync 0 clock_class_threshold 135 # # Servo Options # pi_proportional_const 0.0 pi_integral_const 0.0 pi_proportional_scale 0.0 pi_proportional_exponent -0.3 pi_proportional_norm_max 0.7 pi_integral_scale 0.0 pi_integral_exponent 0.4 pi_integral_norm_max 0.3 step_threshold 2.0 first_step_threshold 0.00002 max_frequency 900000000 clock_servo pi sanity_freq_limit 200000000 ntpshm_segment 0 # # Transport options # transportSpecific 0x0 ptp_dst_mac 01:1B:19:00:00:00 p2p_dst_mac 01:80:C2:00:00:0E udp_ttl 1 udp6_scope 0x0E uds_address /var/run/ptp4l # # Default interface options # clock_type BC network_transport L2 delay_mechanism E2E time_stamping hardware tsproc_mode filter delay_filter moving_median delay_filter_length 10 egressLatency 0 ingressLatency 0 boundary_clock_jbod 0 # # Clock description # productDescription ;; revisionData ;; manufacturerIdentity 00:00:00 userDescription ; timeSource 0xA0 recommend: - profile: boundary-clock priority: 4 match: - nodeLabel: "node-role.kubernetes.io/USDmcp"
oc create -f boundary-clock-ptp-config.yaml
oc get pods -n openshift-ptp -o wide
NAME READY STATUS RESTARTS AGE IP NODE linuxptp-daemon-4xkbb 1/1 Running 0 43m 10.1.196.24 compute-0.example.com linuxptp-daemon-tdspf 1/1 Running 0 43m 10.1.196.25 compute-1.example.com ptp-operator-657bbb64c8-2f8sj 1/1 Running 0 43m 10.129.0.61 control-plane-1.example.com
oc logs linuxptp-daemon-4xkbb -n openshift-ptp -c linuxptp-daemon-container
I1115 09:41:17.117596 4143292 daemon.go:107] in applyNodePTPProfile I1115 09:41:17.117604 4143292 daemon.go:109] updating NodePTPProfile to: I1115 09:41:17.117607 4143292 daemon.go:110] ------------------------------------ I1115 09:41:17.117612 4143292 daemon.go:102] Profile Name: profile1 I1115 09:41:17.117616 4143292 daemon.go:102] Interface: I1115 09:41:17.117620 4143292 daemon.go:102] Ptp4lOpts: -2 I1115 09:41:17.117623 4143292 daemon.go:102] Phc2sysOpts: -a -r -n 24 I1115 09:41:17.117626 4143292 daemon.go:116] ------------------------------------
apiVersion: ptp.openshift.io/v1 kind: PtpConfig metadata: name: boundary-clock-ptp-config-nic1 namespace: openshift-ptp spec: profile: - name: "profile1" ptp4lOpts: "-2 --summary_interval -4" ptp4lConf: | 1 [ens5f1] masterOnly 1 [ens5f0] masterOnly 0 phc2sysOpts: "-a -r -m -n 24 -N 8 -R 16" 2
apiVersion: ptp.openshift.io/v1 kind: PtpConfig metadata: name: boundary-clock-ptp-config-nic2 namespace: openshift-ptp spec: profile: - name: "profile2" ptp4lOpts: "-2 --summary_interval -4" ptp4lConf: | 1 [ens7f1] masterOnly 1 [ens7f0] masterOnly 0
oc create -f boundary-clock-ptp-config-nic1.yaml
oc create -f boundary-clock-ptp-config-nic2.yaml
oc logs linuxptp-daemon-cvgr6 -n openshift-ptp -c linuxptp-daemon-container
ptp4l[80828.335]: [ptp4l.1.config] master offset 5 s2 freq -5727 path delay 519 ptp4l[80828.343]: [ptp4l.0.config] master offset -5 s2 freq -10607 path delay 533 phc2sys[80828.390]: [ptp4l.0.config] CLOCK_REALTIME phc offset 1 s2 freq -87239 delay 539
oc edit PtpConfig -n openshift-ptp
apiVersion: ptp.openshift.io/v1 kind: PtpConfig metadata: name: <ptp_config_name> namespace: openshift-ptp spec: profile: - name: "profile1" ptpSchedulingPolicy: SCHED_FIFO 1 ptpSchedulingPriority: 10 2
oc get pods -n openshift-ptp -o wide
NAME READY STATUS RESTARTS AGE IP NODE linuxptp-daemon-gmv2n 3/3 Running 0 1d17h 10.1.196.24 compute-0.example.com linuxptp-daemon-lgm55 3/3 Running 0 1d17h 10.1.196.25 compute-1.example.com ptp-operator-3r4dcvf7f4-zndk7 1/1 Running 0 1d7h 10.129.0.61 control-plane-1.example.com
oc -n openshift-ptp logs linuxptp-daemon-lgm55 -c linuxptp-daemon-container|grep chrt
I1216 19:24:57.091872 1600715 daemon.go:285] /bin/chrt -f 65 /usr/sbin/ptp4l -f /var/run/ptp4l.0.config -2 --summary_interval -4 -m
oc edit PtpConfig -n openshift-ptp
apiVersion: ptp.openshift.io/v1 kind: PtpConfig metadata: name: <ptp_config_name> namespace: openshift-ptp spec: profile: - name: "profile1" ptpSettings: logReduce: "true"
oc get pods -n openshift-ptp -o wide
NAME READY STATUS RESTARTS AGE IP NODE linuxptp-daemon-gmv2n 3/3 Running 0 1d17h 10.1.196.24 compute-0.example.com linuxptp-daemon-lgm55 3/3 Running 0 1d17h 10.1.196.25 compute-1.example.com ptp-operator-3r4dcvf7f4-zndk7 1/1 Running 0 1d7h 10.129.0.61 control-plane-1.example.com
oc -n openshift-ptp logs <linux_daemon_container> -c linuxptp-daemon-container | grep "master offset" 1
oc get pods -n openshift-ptp -o wide
NAME READY STATUS RESTARTS AGE IP NODE linuxptp-daemon-lmvgn 3/3 Running 0 4d17h 10.1.196.24 compute-0.example.com linuxptp-daemon-qhfg7 3/3 Running 0 4d17h 10.1.196.25 compute-1.example.com ptp-operator-6b8dcbf7f4-zndk7 1/1 Running 0 5d7h 10.129.0.61 control-plane-1.example.com
oc -n openshift-ptp get nodeptpdevices.ptp.openshift.io
NAME AGE control-plane-0.example.com 10d control-plane-1.example.com 10d compute-0.example.com 10d compute-1.example.com 10d compute-2.example.com 10d
oc -n openshift-ptp get nodeptpdevices.ptp.openshift.io <node_name> -o yaml
apiVersion: ptp.openshift.io/v1 kind: NodePtpDevice metadata: creationTimestamp: "2021-09-14T16:52:33Z" generation: 1 name: compute-0.example.com namespace: openshift-ptp resourceVersion: "177400" uid: 30413db0-4d8d-46da-9bef-737bacd548fd spec: {} status: devices: - name: eno1 - name: eno2 - name: eno3 - name: eno4 - name: enp5s0f0 - name: enp5s0f1
oc get pods -n openshift-ptp -o wide
NAME READY STATUS RESTARTS AGE IP NODE linuxptp-daemon-lmvgn 3/3 Running 0 4d17h 10.1.196.24 compute-0.example.com linuxptp-daemon-qhfg7 3/3 Running 0 4d17h 10.1.196.25 compute-1.example.com ptp-operator-6b8dcbf7f4-zndk7 1/1 Running 0 5d7h 10.129.0.61 control-plane-1.example.com
oc rsh -n openshift-ptp -c linuxptp-daemon-container <linux_daemon_container>
pmc -u -f /var/run/ptp4l.0.config -b 0 'GET PORT_DATA_SET'
sending: GET PORT_DATA_SET 40a6b7.fffe.166ef0-1 seq 0 RESPONSE MANAGEMENT PORT_DATA_SET portIdentity 40a6b7.fffe.166ef0-1 portState SLAVE logMinDelayReqInterval -4 peerMeanPathDelay 0 logAnnounceInterval -3 announceReceiptTimeout 3 logSyncInterval -4 delayMechanism 1 logMinPdelayReqInterval -4 versionNumber 2
oc adm must-gather --image=registry.redhat.io/openshift4/ptp-must-gather-rhel8:v4.12
apiVersion: ptp.openshift.io/v1 kind: PtpOperatorConfig metadata: name: default namespace: openshift-ptp spec: daemonNodeSelector: node-role.kubernetes.io/worker: "" ptpEventConfig: enableEventPublisher: true 1
oc apply -f ptp-operatorconfig.yaml
spec: profile: - name: "profile1" interface: "enp5s0f0" ptp4lOpts: "-2 -s --summary_interval -4" 1 phc2sysOpts: "-a -r -m -n 24 -N 8 -R 16" 2 ptp4lConf: "" 3 ptpClockThreshold: 4 holdOverTimeout: 5 maxOffsetThreshold: 100 minOffsetThreshold: -100
containers: - name: cloud-event-sidecar image: cloud-event-sidecar args: - "--metrics-addr=127.0.0.1:9091" - "--store-path=/store" - "--transport-host=consumer-events-subscription-service.cloud-events.svc.cluster.local:9043" - "--http-event-publishers=ptp-event-publisher-service-NODE_NAME.openshift-ptp.svc.cluster.local:9043" 1 - "--api-port=8089"
apiVersion: v1 kind: Service metadata: annotations: prometheus.io/scrape: "true" service.alpha.openshift.io/serving-cert-secret-name: sidecar-consumer-secret name: consumer-events-subscription-service namespace: cloud-events labels: app: consumer-service spec: ports: - name: sub-port port: 9043 selector: app: consumer clusterIP: None sessionAffinity: None type: ClusterIP
oc get pods -n amq-interconnect
NAME READY STATUS RESTARTS AGE amq-interconnect-645db76c76-k8ghs 1/1 Running 0 23h interconnect-operator-5cb5fc7cc-4v7qm 1/1 Running 0 23h
oc get pods -n openshift-ptp
NAME READY STATUS RESTARTS AGE linuxptp-daemon-2t78p 3/3 Running 0 12h linuxptp-daemon-k8n88 3/3 Running 0 12h
id: 75b1ad8f-c807-4c23-acf5-56f4b7ee3826
endpointUri: http://localhost:9089/event
uriLocation: http://localhost:8089/api/ocloudNotifications/v1/subscriptions/75b1ad8f-c807-4c23-acf5-56f4b7ee3826
resource: /cluster/node/compute-1.example.com/ptp
uriLocation: http://localhost:8089/api/ocloudNotifications/v1/subscriptions
resource: /cluster/node/compute-1.example.com/ptp
status: deleted all subscriptions
id: 48210fb3-45be-4ce0-aa9b-41a0e58730ab
endpointUri: http://localhost:9089/event
uriLocation: http://localhost:8089/api/ocloudNotifications/v1/subscriptions/48210fb3-45be-4ce0-aa9b-41a0e58730ab
resource: /cluster/node/compute-1.example.com/ptp
status: OK
OK
id: 0fa415ae-a3cf-4299-876a-589438bacf75
endpointUri: http://localhost:9085/api/ocloudNotifications/v1/dummy
uriLocation: http://localhost:9085/api/ocloudNotifications/v1/publishers/0fa415ae-a3cf-4299-876a-589438bacf75
resource: /cluster/node/compute-1.example.com/sync/sync-status/os-clock-sync-state
id: 28cd82df-8436-4f50-bbd9-7a9742828a71
endpointUri: http://localhost:9085/api/ocloudNotifications/v1/dummy
uriLocation: http://localhost:9085/api/ocloudNotifications/v1/publishers/28cd82df-8436-4f50-bbd9-7a9742828a71
resource: /cluster/node/compute-1.example.com/sync/ptp-status/ptp-clock-class-change
id: 44aa480d-7347-48b0-a5b0-e0af01fa9677
endpointUri: http://localhost:9085/api/ocloudNotifications/v1/dummy
uriLocation: http://localhost:9085/api/ocloudNotifications/v1/publishers/44aa480d-7347-48b0-a5b0-e0af01fa9677
resource: /cluster/node/compute-1.example.com/sync/ptp-status/lock-state
oc logs -f linuxptp-daemon-cvgr6 -n openshift-ptp -c cloud-event-proxy
{ "id":"c8a784d1-5f4a-4c16-9a81-a3b4313affe5", "type":"event.sync.sync-status.os-clock-sync-state-change", "source":"/cluster/compute-1.example.com/ptp/CLOCK_REALTIME", "dataContentType":"application/json", "time":"2022-05-06T15:31:23.906277159Z", "data":{ "version":"v1", "values":[ { "resource":"/sync/sync-status/os-clock-sync-state", "dataType":"notification", "valueType":"enumeration", "value":"LOCKED" }, { "resource":"/sync/sync-status/os-clock-sync-state", "dataType":"metric", "valueType":"decimal64.3", "value":"-53" } ] } }
{ "id":"69eddb52-1650-4e56-b325-86d44688d02b", "type":"event.sync.ptp-status.ptp-clock-class-change", "source":"/cluster/compute-1.example.com/ptp/ens2fx/master", "dataContentType":"application/json", "time":"2022-05-06T15:31:23.147100033Z", "data":{ "version":"v1", "values":[ { "resource":"/sync/ptp-status/ptp-clock-class-change", "dataType":"metric", "valueType":"decimal64.3", "value":"135" } ] } }
{ "id":"305ec18b-1472-47b3-aadd-8f37933249a9", "type":"event.sync.ptp-status.ptp-state-change", "source":"/cluster/compute-1.example.com/ptp/ens2fx/master", "dataContentType":"application/json", "time":"2022-05-06T15:31:23.467684081Z", "data":{ "version":"v1", "values":[ { "resource":"/sync/ptp-status/lock-state", "dataType":"notification", "valueType":"enumeration", "value":"LOCKED" }, { "resource":"/sync/ptp-status/lock-state", "dataType":"metric", "valueType":"decimal64.3", "value":"62" } ] } }
{ "id": "c1ac3aa5-1195-4786-84f8-da0ea4462921", "type": "event.sync.ptp-status.ptp-state-change", "source": "/cluster/node/compute-1.example.com/sync/ptp-status/lock-state", "dataContentType": "application/json", "time": "2023-01-10T02:41:57.094981478Z", "data": { "version": "v1", "values": [ { "resource": "/cluster/node/compute-1.example.com/ens5fx/master", "dataType": "notification", "valueType": "enumeration", "value": "LOCKED" }, { "resource": "/cluster/node/compute-1.example.com/ens5fx/master", "dataType": "metric", "valueType": "decimal64.3", "value": "29" } ] } }
{ "specversion": "0.3", "id": "4f51fe99-feaa-4e66-9112-66c5c9b9afcb", "source": "/cluster/node/compute-1.example.com/sync/sync-status/os-clock-sync-state", "type": "event.sync.sync-status.os-clock-sync-state-change", "subject": "/cluster/node/compute-1.example.com/sync/sync-status/os-clock-sync-state", "datacontenttype": "application/json", "time": "2022-11-29T17:44:22.202Z", "data": { "version": "v1", "values": [ { "resource": "/cluster/node/compute-1.example.com/CLOCK_REALTIME", "dataType": "notification", "valueType": "enumeration", "value": "LOCKED" }, { "resource": "/cluster/node/compute-1.example.com/CLOCK_REALTIME", "dataType": "metric", "valueType": "decimal64.3", "value": "27" } ] } }
{ "id": "064c9e67-5ad4-4afb-98ff-189c6aa9c205", "type": "event.sync.ptp-status.ptp-clock-class-change", "source": "/cluster/node/compute-1.example.com/sync/ptp-status/ptp-clock-class-change", "dataContentType": "application/json", "time": "2023-01-10T02:41:56.785673989Z", "data": { "version": "v1", "values": [ { "resource": "/cluster/node/compute-1.example.com/ens5fx/master", "dataType": "metric", "valueType": "decimal64.3", "value": "165" } ] } }
curl http://<node_name>:9091/metrics
HELP openshift_ptp_clock_state 0 = FREERUN, 1 = LOCKED, 2 = HOLDOVER TYPE openshift_ptp_clock_state gauge openshift_ptp_clock_state{iface="ens1fx",node="compute-1.example.com",process="ptp4l"} 1 openshift_ptp_clock_state{iface="ens3fx",node="compute-1.example.com",process="ptp4l"} 1 openshift_ptp_clock_state{iface="ens5fx",node="compute-1.example.com",process="ptp4l"} 1 openshift_ptp_clock_state{iface="ens7fx",node="compute-1.example.com",process="ptp4l"} 1 HELP openshift_ptp_delay_ns TYPE openshift_ptp_delay_ns gauge openshift_ptp_delay_ns{from="master",iface="ens1fx",node="compute-1.example.com",process="ptp4l"} 842 openshift_ptp_delay_ns{from="master",iface="ens3fx",node="compute-1.example.com",process="ptp4l"} 480 openshift_ptp_delay_ns{from="master",iface="ens5fx",node="compute-1.example.com",process="ptp4l"} 584 openshift_ptp_delay_ns{from="master",iface="ens7fx",node="compute-1.example.com",process="ptp4l"} 482 openshift_ptp_delay_ns{from="phc",iface="CLOCK_REALTIME",node="compute-1.example.com",process="phc2sys"} 547 HELP openshift_ptp_offset_ns TYPE openshift_ptp_offset_ns gauge openshift_ptp_offset_ns{from="master",iface="ens1fx",node="compute-1.example.com",process="ptp4l"} -2 openshift_ptp_offset_ns{from="master",iface="ens3fx",node="compute-1.example.com",process="ptp4l"} -44 openshift_ptp_offset_ns{from="master",iface="ens5fx",node="compute-1.example.com",process="ptp4l"} -8 openshift_ptp_offset_ns{from="master",iface="ens7fx",node="compute-1.example.com",process="ptp4l"} 3 openshift_ptp_offset_ns{from="phc",iface="CLOCK_REALTIME",node="compute-1.example.com",process="phc2sys"} 12
oc -n external-dns-operator get sub external-dns-operator -o yaml | yq '.status.installplan.name'
install-zcvlr
oc -n external-dns-operator get ip <install_plan_name> -o yaml | yq '.status.phase'
Complete
oc get -n external-dns-operator deployment/external-dns-operator
NAME READY UP-TO-DATE AVAILABLE AGE external-dns-operator 1/1 1 1 23h
oc logs -n external-dns-operator deployment/external-dns-operator -c external-dns-operator
time="2022-09-02T08:53:57Z" level=error msg="Failure in zone test.example.io. [Id: /hostedzone/Z06988883Q0H0RL6UMXXX]" time="2022-09-02T08:53:57Z" level=error msg="InvalidChangeBatch: [FATAL problem: DomainLabelTooLong (Domain label is too long) encountered with 'external-dns-a-hello-openshift-aaaaaaaaaa-bbbbbbbbbb-ccccccc']\n\tstatus code: 400, request id: e54dfd5a-06c6-47b0-bcb9-a4f7c3a4e0c6"
apiVersion: v1 kind: Namespace metadata: name: external-dns-operator
oc apply -f namespace.yaml
apiVersion: operators.coreos.com/v1 kind: OperatorGroup metadata: name: external-dns-operator namespace: external-dns-operator spec: upgradeStrategy: Default targetNamespaces: - external-dns-operator
oc apply -f operatorgroup.yaml
apiVersion: operators.coreos.com/v1alpha1 kind: Subscription metadata: name: external-dns-operator namespace: external-dns-operator spec: channel: stable-v1 installPlanApproval: Automatic name: external-dns-operator source: redhat-operators sourceNamespace: openshift-marketplace
oc apply -f subscription.yaml
oc -n external-dns-operator get subscription external-dns-operator --template='{{.status.installplan.name}}{{"\n"}}'
oc -n external-dns-operator get ip <install_plan_name> --template='{{.status.phase}}{{"\n"}}'
oc -n external-dns-operator get pod
NAME READY STATUS RESTARTS AGE external-dns-operator-5584585fd7-5lwqm 2/2 Running 0 11m
oc -n external-dns-operator get subscription
NAME PACKAGE SOURCE CHANNEL external-dns-operator external-dns-operator redhat-operators stable-v1
oc -n external-dns-operator get csv
NAME DISPLAY VERSION REPLACES PHASE external-dns-operator.v<1.y.z> ExternalDNS Operator <1.y.z> Succeeded
spec: provider: type: AWS 1 aws: credentials: name: aws-access-key 2
zones: - "myzoneid" 1
domains: - filterType: Include 1 matchType: Exact 2 name: "myzonedomain1.com" 3 - filterType: Include matchType: Pattern 4 pattern: ".*\\.otherzonedomain\\.com" 5
source: 1 type: Service 2 service: serviceType: 3 - LoadBalancer - ClusterIP labelFilter: 4 matchLabels: external-dns.mydomain.org/publish: "yes" hostnameAnnotation: "Allow" 5 fqdnTemplate: - "{{.Name}}.myzonedomain.com" 6
source: type: OpenShiftRoute 1 openshiftRouteOptions: routerName: default 2 labelFilter: matchLabels: external-dns.mydomain.org/publish: "yes"
oc whoami
system:admin
export AWS_ACCESS_KEY_ID=USD(oc get secrets aws-creds -n kube-system --template={{.data.aws_access_key_id}} | base64 -d) export AWS_SECRET_ACCESS_KEY=USD(oc get secrets aws-creds -n kube-system --template={{.data.aws_secret_access_key}} | base64 -d)
oc get routes --all-namespaces | grep console
openshift-console console console-openshift-console.apps.testextdnsoperator.apacshift.support console https reencrypt/Redirect None openshift-console downloads downloads-openshift-console.apps.testextdnsoperator.apacshift.support downloads http edge/Redirect None
aws route53 list-hosted-zones | grep testextdnsoperator.apacshift.support
HOSTEDZONES terraform /hostedzone/Z02355203TNN1XXXX1J6O testextdnsoperator.apacshift.support. 5
cat <<EOF | oc create -f - apiVersion: externaldns.olm.openshift.io/v1beta1 kind: ExternalDNS metadata: name: sample-aws 1 spec: domains: - filterType: Include 2 matchType: Exact 3 name: testextdnsoperator.apacshift.support 4 provider: type: AWS 5 source: 6 type: OpenShiftRoute 7 openshiftRouteOptions: routerName: default 8 EOF
aws route53 list-resource-record-sets --hosted-zone-id Z02355203TNN1XXXX1J6O --query "ResourceRecordSets[?Type == 'CNAME']" | grep console
CLIENT_ID=USD(oc get secrets azure-credentials -n kube-system --template={{.data.azure_client_id}} | base64 -d) CLIENT_SECRET=USD(oc get secrets azure-credentials -n kube-system --template={{.data.azure_client_secret}} | base64 -d) RESOURCE_GROUP=USD(oc get secrets azure-credentials -n kube-system --template={{.data.azure_resourcegroup}} | base64 -d) SUBSCRIPTION_ID=USD(oc get secrets azure-credentials -n kube-system --template={{.data.azure_subscription_id}} | base64 -d) TENANT_ID=USD(oc get secrets azure-credentials -n kube-system --template={{.data.azure_tenant_id}} | base64 -d)
az login --service-principal -u "USD{CLIENT_ID}" -p "USD{CLIENT_SECRET}" --tenant "USD{TENANT_ID}"
oc get routes --all-namespaces | grep console
openshift-console console console-openshift-console.apps.test.azure.example.com console https reencrypt/Redirect None openshift-console downloads downloads-openshift-console.apps.test.azure.example.com downloads http edge/Redirect None
az network dns zone list --resource-group "USD{RESOURCE_GROUP}"
apiVersion: externaldns.olm.openshift.io/v1beta1 kind: ExternalDNS metadata: name: sample-azure 1 spec: zones: - "/subscriptions/1234567890/resourceGroups/test-azure-xxxxx-rg/providers/Microsoft.Network/dnszones/test.azure.example.com" 2 provider: type: Azure 3 source: openshiftRouteOptions: 4 routerName: default 5 type: OpenShiftRoute 6
az network dns record-set list -g "USD{RESOURCE_GROUP}" -z test.azure.example.com | grep console
oc get secret gcp-credentials -n kube-system --template='{{USDv := index .data "service_account.json"}}{{USDv}}' | base64 -d - > decoded-gcloud.json
export GOOGLE_CREDENTIALS=decoded-gcloud.json
gcloud auth activate-service-account <client_email as per decoded-gcloud.json> --key-file=decoded-gcloud.json
gcloud config set project <project_id as per decoded-gcloud.json>
oc get routes --all-namespaces | grep console
openshift-console console console-openshift-console.apps.test.gcp.example.com console https reencrypt/Redirect None openshift-console downloads downloads-openshift-console.apps.test.gcp.example.com downloads http edge/Redirect None
gcloud dns managed-zones list | grep test.gcp.example.com
qe-cvs4g-private-zone test.gcp.example.com
apiVersion: externaldns.olm.openshift.io/v1beta1 kind: ExternalDNS metadata: name: sample-gcp 1 spec: domains: - filterType: Include 2 matchType: Exact 3 name: test.gcp.example.com 4 provider: type: GCP 5 source: openshiftRouteOptions: 6 routerName: default 7 type: OpenShiftRoute 8
gcloud dns record-sets list --zone=qe-cvs4g-private-zone | grep console
oc -n external-dns-operator create secret generic infoblox-credentials --from-literal=EXTERNAL_DNS_INFOBLOX_WAPI_USERNAME=<infoblox_username> --from-literal=EXTERNAL_DNS_INFOBLOX_WAPI_PASSWORD=<infoblox_password>
oc get routes --all-namespaces | grep console
openshift-console console console-openshift-console.apps.test.example.com console https reencrypt/Redirect None openshift-console downloads downloads-openshift-console.apps.test.example.com downloads http edge/Redirect None
apiVersion: externaldns.olm.openshift.io/v1beta1 kind: ExternalDNS metadata: name: sample-infoblox 1 spec: provider: type: Infoblox 2 infoblox: credentials: name: infoblox-credentials gridHost: USD{INFOBLOX_GRID_PUBLIC_IP} wapiPort: 443 wapiVersion: "2.3.1" domains: - filterType: Include matchType: Exact name: test.example.com source: type: OpenShiftRoute 3 openshiftRouteOptions: routerName: default 4
oc create -f external-dns-sample-infoblox.yaml
oc -n external-dns-operator create configmap trusted-ca
oc -n external-dns-operator label cm trusted-ca config.openshift.io/inject-trusted-cabundle=true
oc -n external-dns-operator patch subscription external-dns-operator --type='json' -p='[{"op": "add", "path": "/spec/config", "value":{"env":[{"name":"TRUSTED_CA_CONFIGMAP_NAME","value":"trusted-ca"}]}}]'
oc -n external-dns-operator exec deploy/external-dns-operator -c external-dns-operator -- printenv TRUSTED_CA_CONFIGMAP_NAME
trusted-ca
kind: NetworkPolicy apiVersion: networking.k8s.io/v1 metadata: name: deny-by-default spec: podSelector: {} ingress: []
apiVersion: networking.k8s.io/v1 kind: NetworkPolicy metadata: name: allow-from-openshift-ingress spec: ingress: - from: - namespaceSelector: matchLabels: network.openshift.io/policy-group: ingress podSelector: {} policyTypes: - Ingress
kind: NetworkPolicy apiVersion: networking.k8s.io/v1 metadata: name: allow-same-namespace spec: podSelector: {} ingress: - from: - podSelector: {}
kind: NetworkPolicy apiVersion: networking.k8s.io/v1 metadata: name: allow-http-and-https spec: podSelector: matchLabels: role: frontend ingress: - ports: - protocol: TCP port: 80 - protocol: TCP port: 443
kind: NetworkPolicy apiVersion: networking.k8s.io/v1 metadata: name: allow-pod-and-namespace-both spec: podSelector: matchLabels: name: test-pods ingress: - from: - namespaceSelector: matchLabels: project: project_name podSelector: matchLabels: name: test-pods
apiVersion: networking.k8s.io/v1 kind: NetworkPolicy metadata: name: allow-from-router spec: ingress: - from: - namespaceSelector: matchLabels: policy-group.network.openshift.io/ingress: "" 1 podSelector: {} policyTypes: - Ingress
apiVersion: networking.k8s.io/v1 kind: NetworkPolicy metadata: name: allow-from-hostnetwork spec: ingress: - from: - namespaceSelector: matchLabels: policy-group.network.openshift.io/host-network: "" podSelector: {} policyTypes: - Ingress
apiVersion: networking.k8s.io/v1 kind: NetworkPolicy metadata: name: test-network-policy spec: podSelector: {} ingress: - from: - podSelector: matchLabels: role: frontend - from: - podSelector: matchLabels: role: backend
apiVersion: networking.k8s.io/v1 kind: NetworkPolicy metadata: name: test-network-policy spec: podSelector: {} ingress: - from: - podSelector: matchExpressions: - {key: role, operator: In, values: [frontend, backend]}
apiVersion: networking.k8s.io/v1 kind: NetworkPolicy metadata: name: policy1 spec: podSelector: matchLabels: role: db ingress: - from: - podSelector: matchLabels: role: frontend --- apiVersion: networking.k8s.io/v1 kind: NetworkPolicy metadata: name: policy2 spec: podSelector: matchLabels: role: client ingress: - from: - podSelector: matchLabels: role: frontend
apiVersion: networking.k8s.io/v1 kind: NetworkPolicy metadata: name: policy3 spec: podSelector: matchExpressions: - {key: role, operator: In, values: [db, client]} ingress: - from: - podSelector: matchLabels: role: frontend
kind: NetworkPolicy apiVersion: networking.k8s.io/v1 metadata: name: allow-27107 1 spec: podSelector: 2 matchLabels: app: mongodb ingress: - from: - podSelector: 3 matchLabels: app: app ports: 4 - protocol: TCP port: 27017
touch <policy_name>.yaml
kind: NetworkPolicy apiVersion: networking.k8s.io/v1 metadata: name: deny-by-default spec: podSelector: ingress: []
kind: NetworkPolicy apiVersion: networking.k8s.io/v1 metadata: name: allow-same-namespace spec: podSelector: ingress: - from: - podSelector: {}
kind: NetworkPolicy apiVersion: networking.k8s.io/v1 metadata: name: allow-traffic-pod spec: podSelector: matchLabels: pod: pod-a policyTypes: - Ingress ingress: - from: - namespaceSelector: matchLabels: kubernetes.io/metadata.name: namespace-y
oc apply -f <policy_name>.yaml -n <namespace>
networkpolicy.networking.k8s.io/deny-by-default created
kind: NetworkPolicy apiVersion: networking.k8s.io/v1 metadata: name: deny-by-default namespace: default 1 spec: podSelector: {} 2 ingress: [] 3
oc apply -f deny-by-default.yaml
networkpolicy.networking.k8s.io/deny-by-default created
kind: NetworkPolicy apiVersion: networking.k8s.io/v1 metadata: name: web-allow-external namespace: default spec: policyTypes: - Ingress podSelector: matchLabels: app: web ingress: - {}
oc apply -f web-allow-external.yaml
networkpolicy.networking.k8s.io/web-allow-external created
kind: NetworkPolicy apiVersion: networking.k8s.io/v1 metadata: name: web-allow-all-namespaces namespace: default spec: podSelector: matchLabels: app: web 1 policyTypes: - Ingress ingress: - from: - namespaceSelector: {} 2
oc apply -f web-allow-all-namespaces.yaml
networkpolicy.networking.k8s.io/web-allow-all-namespaces created
oc run web --namespace=default --image=nginx --labels="app=web" --expose --port=80
oc run test-USDRANDOM --namespace=secondary --rm -i -t --image=alpine -- sh
wget -qO- --timeout=2 http://web.default
<!DOCTYPE html> <html> <head> <title>Welcome to nginx!</title> <style> html { color-scheme: light dark; } body { width: 35em; margin: 0 auto; font-family: Tahoma, Verdana, Arial, sans-serif; } </style> </head> <body> <h1>Welcome to nginx!</h1> <p>If you see this page, the nginx web server is successfully installed and working. Further configuration is required.</p> <p>For online documentation and support please refer to <a href="http://nginx.org/">nginx.org</a>.<br/> Commercial support is available at <a href="http://nginx.com/">nginx.com</a>.</p> <p><em>Thank you for using nginx.</em></p> </body> </html>
kind: NetworkPolicy apiVersion: networking.k8s.io/v1 metadata: name: web-allow-prod namespace: default spec: podSelector: matchLabels: app: web 1 policyTypes: - Ingress ingress: - from: - namespaceSelector: matchLabels: purpose: production 2
oc apply -f web-allow-prod.yaml
networkpolicy.networking.k8s.io/web-allow-prod created
oc run web --namespace=default --image=nginx --labels="app=web" --expose --port=80
oc create namespace prod
oc label namespace/prod purpose=production
oc create namespace dev
oc label namespace/dev purpose=testing
oc run test-USDRANDOM --namespace=dev --rm -i -t --image=alpine -- sh
wget -qO- --timeout=2 http://web.default
wget: download timed out
oc run test-USDRANDOM --namespace=prod --rm -i -t --image=alpine -- sh
wget -qO- --timeout=2 http://web.default
<!DOCTYPE html> <html> <head> <title>Welcome to nginx!</title> <style> html { color-scheme: light dark; } body { width: 35em; margin: 0 auto; font-family: Tahoma, Verdana, Arial, sans-serif; } </style> </head> <body> <h1>Welcome to nginx!</h1> <p>If you see this page, the nginx web server is successfully installed and working. Further configuration is required.</p> <p>For online documentation and support please refer to <a href="http://nginx.org/">nginx.org</a>.<br/> Commercial support is available at <a href="http://nginx.com/">nginx.com</a>.</p> <p><em>Thank you for using nginx.</em></p> </body> </html>
kind: NetworkPolicy apiVersion: networking.k8s.io/v1 metadata: name: allow-27107 1 spec: podSelector: 2 matchLabels: app: mongodb ingress: - from: - podSelector: 3 matchLabels: app: app ports: 4 - protocol: TCP port: 27017
oc get networkpolicy
oc describe networkpolicy <policy_name> -n <namespace>
oc describe networkpolicy allow-same-namespace
Name: allow-same-namespace Namespace: ns1 Created on: 2021-05-24 22:28:56 -0400 EDT Labels: <none> Annotations: <none> Spec: PodSelector: <none> (Allowing the specific traffic to all pods in this namespace) Allowing ingress traffic: To Port: <any> (traffic allowed to all ports) From: PodSelector: <none> Not affecting egress traffic Policy Types: Ingress
oc get networkpolicy
oc apply -n <namespace> -f <policy_file>.yaml
oc edit networkpolicy <policy_name> -n <namespace>
oc describe networkpolicy <policy_name> -n <namespace>
kind: NetworkPolicy apiVersion: networking.k8s.io/v1 metadata: name: allow-27107 1 spec: podSelector: 2 matchLabels: app: mongodb ingress: - from: - podSelector: 3 matchLabels: app: app ports: 4 - protocol: TCP port: 27017
oc delete networkpolicy <policy_name> -n <namespace>
networkpolicy.networking.k8s.io/default-deny deleted
oc adm create-bootstrap-project-template -o yaml > template.yaml
oc create -f template.yaml -n openshift-config
oc edit project.config.openshift.io/cluster
apiVersion: config.openshift.io/v1 kind: Project metadata: spec: projectRequestTemplate: name: <template_name>
oc edit template <project_template> -n openshift-config
objects: - apiVersion: networking.k8s.io/v1 kind: NetworkPolicy metadata: name: allow-from-same-namespace spec: podSelector: {} ingress: - from: - podSelector: {} - apiVersion: networking.k8s.io/v1 kind: NetworkPolicy metadata: name: allow-from-openshift-ingress spec: ingress: - from: - namespaceSelector: matchLabels: network.openshift.io/policy-group: ingress podSelector: {} policyTypes: - Ingress - apiVersion: networking.k8s.io/v1 kind: NetworkPolicy metadata: name: allow-from-kube-apiserver-operator spec: ingress: - from: - namespaceSelector: matchLabels: kubernetes.io/metadata.name: openshift-kube-apiserver-operator podSelector: matchLabels: app: kube-apiserver-operator policyTypes: - Ingress
oc new-project <project> 1
oc get networkpolicy NAME POD-SELECTOR AGE allow-from-openshift-ingress <none> 7s allow-from-same-namespace <none> 7s
cat << EOF| oc create -f - apiVersion: networking.k8s.io/v1 kind: NetworkPolicy metadata: name: allow-from-openshift-ingress spec: ingress: - from: - namespaceSelector: matchLabels: policy-group.network.openshift.io/ingress: "" podSelector: {} policyTypes: - Ingress EOF
cat << EOF| oc create -f - apiVersion: networking.k8s.io/v1 kind: NetworkPolicy metadata: name: allow-from-openshift-monitoring spec: ingress: - from: - namespaceSelector: matchLabels: network.openshift.io/policy-group: monitoring podSelector: {} policyTypes: - Ingress EOF
cat << EOF| oc create -f - kind: NetworkPolicy apiVersion: networking.k8s.io/v1 metadata: name: allow-same-namespace spec: podSelector: ingress: - from: - podSelector: {} EOF
cat << EOF| oc create -f - apiVersion: networking.k8s.io/v1 kind: NetworkPolicy metadata: name: allow-from-kube-apiserver-operator spec: ingress: - from: - namespaceSelector: matchLabels: kubernetes.io/metadata.name: openshift-kube-apiserver-operator podSelector: matchLabels: app: kube-apiserver-operator policyTypes: - Ingress EOF
oc describe networkpolicy
Name: allow-from-openshift-ingress Namespace: example1 Created on: 2020-06-09 00:28:17 -0400 EDT Labels: <none> Annotations: <none> Spec: PodSelector: <none> (Allowing the specific traffic to all pods in this namespace) Allowing ingress traffic: To Port: <any> (traffic allowed to all ports) From: NamespaceSelector: network.openshift.io/policy-group: ingress Not affecting egress traffic Policy Types: Ingress Name: allow-from-openshift-monitoring Namespace: example1 Created on: 2020-06-09 00:29:57 -0400 EDT Labels: <none> Annotations: <none> Spec: PodSelector: <none> (Allowing the specific traffic to all pods in this namespace) Allowing ingress traffic: To Port: <any> (traffic allowed to all ports) From: NamespaceSelector: network.openshift.io/policy-group: monitoring Not affecting egress traffic Policy Types: Ingress
oc -n aws-load-balancer-operator get sub aws-load-balancer-operator --template='{{.status.installplan.name}}{{"\n"}}'
install-zlfbt
oc -n aws-load-balancer-operator get ip <install_plan_name> --template='{{.status.phase}}{{"\n"}}'
Complete
oc get -n aws-load-balancer-operator deployment/aws-load-balancer-operator-controller-manager
NAME READY UP-TO-DATE AVAILABLE AGE aws-load-balancer-operator-controller-manager 1/1 1 1 23h
oc logs -n aws-load-balancer-operator deployment/aws-load-balancer-operator-controller-manager -c manager
apiVersion: v1 kind: Namespace metadata: name: aws-load-balancer-operator
oc apply -f namespace.yaml
apiVersion: cloudcredential.openshift.io/v1 kind: CredentialsRequest metadata: name: aws-load-balancer-operator namespace: openshift-cloud-credential-operator spec: providerSpec: apiVersion: cloudcredential.openshift.io/v1 kind: AWSProviderSpec statementEntries: - action: - ec2:DescribeSubnets effect: Allow resource: "*" - action: - ec2:CreateTags - ec2:DeleteTags effect: Allow resource: arn:aws:ec2:*:*:subnet/* - action: - ec2:DescribeVpcs effect: Allow resource: "*" secretRef: name: aws-load-balancer-operator namespace: aws-load-balancer-operator serviceAccountNames: - aws-load-balancer-operator-controller-manager
oc apply -f credentialsrequest.yaml
apiVersion: operators.coreos.com/v1 kind: OperatorGroup metadata: name: aws-lb-operatorgroup namespace: aws-load-balancer-operator spec: upgradeStrategy: Default
oc apply -f operatorgroup.yaml
apiVersion: operators.coreos.com/v1alpha1 kind: Subscription metadata: name: aws-load-balancer-operator namespace: aws-load-balancer-operator spec: channel: stable-v1 installPlanApproval: Automatic name: aws-load-balancer-operator source: redhat-operators sourceNamespace: openshift-marketplace
oc apply -f subscription.yaml
oc -n aws-load-balancer-operator get subscription aws-load-balancer-operator --template='{{.status.installplan.name}}{{"\n"}}'
oc -n aws-load-balancer-operator get ip <install_plan_name> --template='{{.status.phase}}{{"\n"}}'
oc create namespace aws-load-balancer-operator
curl --create-dirs -o <path-to-credrequests-dir>/cr.yaml https://raw.githubusercontent.com/openshift/aws-load-balancer-operator/main/hack/operator-credentials-request.yaml
ccoctl aws create-iam-roles --name <name> --region=<aws_region> --credentials-requests-dir=<path-to-credrequests-dir> --identity-provider-arn <oidc-arn>
ls manifests/*-credentials.yaml | xargs -I{} oc apply -f {}
oc -n aws-load-balancer-operator get secret aws-load-balancer-operator --template='{{index .data "credentials"}}' | base64 -d
[default] sts_regional_endpoints = regional role_arn = arn:aws:iam::999999999999:role/aws-load-balancer-operator-aws-load-balancer-operator web_identity_token_file = /var/run/secrets/openshift/serviceaccount/token
oc get credentialsrequest -n openshift-cloud-credential-operator aws-load-balancer-controller-<cr-name> -o yaml > <path-to-credrequests-dir>/cr.yaml 1
ccoctl aws create-iam-roles --name <name> --region=<aws_region> --credentials-requests-dir=<path-to-credrequests-dir> --identity-provider-arn <oidc-arn>
ls manifests/*-credentials.yaml | xargs -I{} oc apply -f {}
oc -n aws-load-balancer-operator get pods NAME READY STATUS RESTARTS AGE aws-load-balancer-controller-cluster-9b766d6-gg82c 1/1 Running 0 137m aws-load-balancer-operator-controller-manager-b55ff68cc-85jzg 2/2 Running 0 3h26m
curl --create-dirs -o <path-to-credrequests-dir>/cr.yaml https://raw.githubusercontent.com/openshift/aws-load-balancer-operator/main/hack/controller/controller-credentials-request.yaml
ccoctl aws create-iam-roles --name <name> --region=<aws_region> --credentials-requests-dir=<path-to-credrequests-dir> --identity-provider-arn <oidc-arn>
ls manifests/*-credentials.yaml | xargs -I{} oc apply -f {}
oc -n aws-load-balancer-operator get secret aws-load-balancer-controller-manual-cluster --template='{{index .data "credentials"}}' | base64 -d
[default] sts_regional_endpoints = regional role_arn = arn:aws:iam::999999999999:role/aws-load-balancer-operator-aws-load-balancer-controller web_identity_token_file = /var/run/secrets/openshift/serviceaccount/token
apiVersion: networking.olm.openshift.io/v1 kind: AWSLoadBalancerController 1 metadata: name: cluster 2 spec: credentials: name: <secret-name> 3
apiVersion: networking.olm.openshift.io/v1 kind: AWSLoadBalancerController 1 metadata: name: cluster 2 spec: subnetTagging: Auto 3 additionalResourceTags: 4 - key: example.org/security-scope value: staging ingressClass: alb 5 config: replicas: 2 6 enabledAddons: 7 - AWSWAFv2 8
oc create -f sample-aws-lb.yaml
apiVersion: apps/v1 kind: Deployment 1 metadata: name: <echoserver> 2 namespace: echoserver spec: selector: matchLabels: app: echoserver replicas: 3 3 template: metadata: labels: app: echoserver spec: containers: - image: openshift/origin-node command: - "/bin/socat" args: - TCP4-LISTEN:8080,reuseaddr,fork - EXEC:'/bin/bash -c \"printf \\\"HTTP/1.0 200 OK\r\n\r\n\\\"; sed -e \\\"/^\r/q\\\"\"' imagePullPolicy: Always name: echoserver ports: - containerPort: 8080
apiVersion: v1 kind: Service 1 metadata: name: <echoserver> 2 namespace: echoserver spec: ports: - port: 80 targetPort: 8080 protocol: TCP type: NodePort selector: app: echoserver
apiVersion: networking.k8s.io/v1 kind: Ingress metadata: name: <name> 1 namespace: echoserver annotations: alb.ingress.kubernetes.io/scheme: internet-facing alb.ingress.kubernetes.io/target-type: instance spec: ingressClassName: alb rules: - http: paths: - path: / pathType: Exact backend: service: name: <echoserver> 2 port: number: 80
HOST=USD(oc get ingress -n echoserver echoserver --template='{{(index .status.loadBalancer.ingress 0).hostname}}')
curl USDHOST
apiVersion: elbv2.k8s.aws/v1beta1 1 kind: IngressClassParams metadata: name: single-lb-params 2 spec: group: name: single-lb 3
oc create -f sample-single-lb-params.yaml
apiVersion: networking.k8s.io/v1 1 kind: IngressClass metadata: name: single-lb 2 spec: controller: ingress.k8s.aws/alb 3 parameters: apiGroup: elbv2.k8s.aws 4 kind: IngressClassParams 5 name: single-lb-params 6
oc create -f sample-single-lb-class.yaml
apiVersion: networking.olm.openshift.io/v1 kind: AWSLoadBalancerController metadata: name: cluster spec: subnetTagging: Auto ingressClass: single-lb 1
oc create -f sample-single-lb.yaml
apiVersion: networking.k8s.io/v1 kind: Ingress metadata: name: example-1 1 annotations: alb.ingress.kubernetes.io/scheme: internet-facing 2 alb.ingress.kubernetes.io/group.order: "1" 3 alb.ingress.kubernetes.io/target-type: instance 4 spec: ingressClassName: single-lb 5 rules: - host: example.com 6 http: paths: - path: /blog 7 pathType: Prefix backend: service: name: example-1 8 port: number: 80 9 --- apiVersion: networking.k8s.io/v1 kind: Ingress metadata: name: example-2 annotations: alb.ingress.kubernetes.io/scheme: internet-facing alb.ingress.kubernetes.io/group.order: "2" alb.ingress.kubernetes.io/target-type: instance spec: ingressClassName: single-lb rules: - host: example.com http: paths: - path: /store pathType: Prefix backend: service: name: example-2 port: number: 80 --- apiVersion: networking.k8s.io/v1 kind: Ingress metadata: name: example-3 annotations: alb.ingress.kubernetes.io/scheme: internet-facing alb.ingress.kubernetes.io/group.order: "3" alb.ingress.kubernetes.io/target-type: instance spec: ingressClassName: single-lb rules: - host: example.com http: paths: - path: / pathType: Prefix backend: service: name: example-3 port: number: 80
oc create -f sample-multiple-ingress.yaml
apiVersion: networking.olm.openshift.io/v1 kind: AWSLoadBalancerController metadata: name: cluster spec: subnetTagging: Auto ingressClass: tls-termination 1
apiVersion: networking.k8s.io/v1 kind: Ingress metadata: name: <example> 1 annotations: alb.ingress.kubernetes.io/scheme: internet-facing 2 alb.ingress.kubernetes.io/certificate-arn: arn:aws:acm:us-west-2:xxxxx 3 spec: ingressClassName: tls-termination 4 rules: - host: <example.com> 5 http: paths: - path: / pathType: Exact backend: service: name: <example-service> 6 port: number: 80
oc -n aws-load-balancer-operator create configmap trusted-ca
oc -n aws-load-balancer-operator label cm trusted-ca config.openshift.io/inject-trusted-cabundle=true
oc -n aws-load-balancer-operator patch subscription aws-load-balancer-operator --type='merge' -p '{"spec":{"config":{"env":[{"name":"TRUSTED_CA_CONFIGMAP_NAME","value":"trusted-ca"}],"volumes":[{"name":"trusted-ca","configMap":{"name":"trusted-ca"}}],"volumeMounts":[{"name":"trusted-ca","mountPath":"/etc/pki/tls/certs/albo-tls-ca-bundle.crt","subPath":"ca-bundle.crt"}]}}}'
oc -n aws-load-balancer-operator exec deploy/aws-load-balancer-operator-controller-manager -c manager -- bash -c "ls -l /etc/pki/tls/certs/albo-tls-ca-bundle.crt; printenv TRUSTED_CA_CONFIGMAP_NAME"
-rw-r--r--. 1 root 1000690000 5875 Jan 11 12:25 /etc/pki/tls/certs/albo-tls-ca-bundle.crt trusted-ca
oc -n aws-load-balancer-operator rollout restart deployment/aws-load-balancer-operator-controller-manager
openstack subnet set --dns-nameserver 0.0.0.0 <subnet_id>
apiVersion: operator.openshift.io/v1 kind: Network metadata: name: cluster spec: # additionalNetworks: 1 - name: <name> 2 namespace: <namespace> 3 rawCNIConfig: |- 4 { } type: Raw
apiVersion: k8s.cni.cncf.io/v1 kind: NetworkAttachmentDefinition metadata: name: <name> 1 spec: config: |- 2 { }
bridge vlan add vid VLAN_ID dev DEV
{ "cniVersion": "0.3.1", "name": "bridge-net", "type": "bridge", "isGateway": true, "vlan": 2, "ipam": { "type": "dhcp" } }
cniVersion: 0.3.1
name: hostdev-net
type: host-device
device: eth1
{ "cniVersion": "0.3.1", "name": "ipvlan-net", "type": "ipvlan", "master": "eth1", "mode": "l3", "ipam": { "type": "static", "addresses": [ { "address": "192.168.10.10/24" } ] } }
{ "cniVersion": "0.3.1", "name": "macvlan-net", "type": "macvlan", "master": "eth1", "mode": "bridge", "ipam": { "type": "dhcp" } }
{ "ipam": { "type": "static", "addresses": [ { "address": "191.168.1.7/24" } ] } }
apiVersion: operator.openshift.io/v1 kind: Network metadata: name: cluster spec: additionalNetworks: - name: dhcp-shim namespace: default type: Raw rawCNIConfig: |- { "name": "dhcp-shim", "cniVersion": "0.3.1", "type": "bridge", "ipam": { "type": "dhcp" } } #
{ "ipam": { "type": "dhcp" } }
{ "ipam": { "type": "whereabouts", "range": "192.0.2.192/27", "exclude": [ "192.0.2.192/30", "192.0.2.196/32" ] } }
oc edit network.operator.openshift.io cluster
apiVersion: operator.openshift.io/v1 kind: Network metadata: name: cluster spec: additionalNetworks: - name: whereabouts-shim namespace: default rawCNIConfig: |- { "name": "whereabouts-shim", "cniVersion": "0.3.1", "type": "bridge", "ipam": { "type": "whereabouts" } } type: Raw
oc get all -n openshift-multus | grep whereabouts-reconciler
pod/whereabouts-reconciler-jnp6g 1/1 Running 0 6s pod/whereabouts-reconciler-k76gg 1/1 Running 0 6s pod/whereabouts-reconciler-k86t9 1/1 Running 0 6s pod/whereabouts-reconciler-p4sxw 1/1 Running 0 6s pod/whereabouts-reconciler-rvfdv 1/1 Running 0 6s pod/whereabouts-reconciler-svzw9 1/1 Running 0 6s daemonset.apps/whereabouts-reconciler 6 6 6 6 6 kubernetes.io/os=linux 6s
oc create namespace <namespace_name>
oc edit networks.operator.openshift.io cluster
apiVersion: operator.openshift.io/v1 kind: Network metadata: name: cluster spec: # additionalNetworks: - name: tertiary-net namespace: namespace2 type: Raw rawCNIConfig: |- { "cniVersion": "0.3.1", "name": "tertiary-net", "type": "ipvlan", "master": "eth1", "mode": "l2", "ipam": { "type": "static", "addresses": [ { "address": "192.168.1.23/24" } ] } }
oc get network-attachment-definitions -n <namespace>
NAME AGE test-network-1 14m
apiVersion: k8s.cni.cncf.io/v1 kind: NetworkAttachmentDefinition metadata: name: next-net spec: config: |- { "cniVersion": "0.3.1", "name": "work-network", "type": "host-device", "device": "eth1", "ipam": { "type": "dhcp" } }
oc apply -f <file>.yaml
apiVersion: k8s.cni.cncf.io/v1beta1 kind: MultiNetworkPolicy
apiVersion: k8s.cni.cncf.io/v1beta1 kind: MultiNetworkPolicy metadata: annotations: k8s.v1.cni.cncf.io/policy-for: <network_name>
apiVersion: operator.openshift.io/v1 kind: Network metadata: name: cluster spec: useMultiNetworkPolicy: true
oc patch network.operator.openshift.io cluster --type=merge --patch-file=multinetwork-enable-patch.yaml
network.operator.openshift.io/cluster patched
touch <policy_name>.yaml
apiVersion: k8s.cni.cncf.io/v1beta1 kind: MultiNetworkPolicy metadata: name: deny-by-default annotations: k8s.v1.cni.cncf.io/policy-for: <network_name> spec: podSelector: ingress: []
apiVersion: k8s.cni.cncf.io/v1beta1 kind: MultiNetworkPolicy metadata: name: allow-same-namespace annotations: k8s.v1.cni.cncf.io/policy-for: <network_name> spec: podSelector: ingress: - from: - podSelector: {}
apiVersion: k8s.cni.cncf.io/v1beta1 kind: MultiNetworkPolicy metadata: name: allow-traffic-pod annotations: k8s.v1.cni.cncf.io/policy-for: <network_name> spec: podSelector: matchLabels: pod: pod-a policyTypes: - Ingress ingress: - from: - namespaceSelector: matchLabels: kubernetes.io/metadata.name: namespace-y
apiVersion: k8s.cni.cncf.io/v1beta1 kind: MultiNetworkPolicy metadata: name: api-allow annotations: k8s.v1.cni.cncf.io/policy-for: <network_name> spec: podSelector: matchLabels: app: bookstore role: api ingress: - from: - podSelector: matchLabels: app: bookstore
oc apply -f <policy_name>.yaml -n <namespace>
multinetworkpolicy.k8s.cni.cncf.io/deny-by-default created
oc get multi-networkpolicy
oc apply -n <namespace> -f <policy_file>.yaml
oc edit multi-networkpolicy <policy_name> -n <namespace>
oc describe multi-networkpolicy <policy_name> -n <namespace>
oc get multi-networkpolicy
oc describe multi-networkpolicy <policy_name> -n <namespace>
oc delete multi-networkpolicy <policy_name> -n <namespace>
multinetworkpolicy.k8s.cni.cncf.io/default-deny deleted
apiVersion: k8s.cni.cncf.io/v1beta1 kind: MultiNetworkPolicy metadata: name: deny-by-default namespace: default 1 annotations: k8s.v1.cni.cncf.io/policy-for: <network_name> 2 spec: podSelector: {} 3 ingress: [] 4
oc apply -f deny-by-default.yaml
multinetworkpolicy.k8s.cni.cncf.io/deny-by-default created
apiVersion: k8s.cni.cncf.io/v1beta1 kind: MultiNetworkPolicy metadata: name: web-allow-external namespace: default annotations: k8s.v1.cni.cncf.io/policy-for: <network_name> spec: policyTypes: - Ingress podSelector: matchLabels: app: web ingress: - {}
oc apply -f web-allow-external.yaml
multinetworkpolicy.k8s.cni.cncf.io/web-allow-external created
apiVersion: k8s.cni.cncf.io/v1beta1 kind: MultiNetworkPolicy metadata: name: web-allow-all-namespaces namespace: default annotations: k8s.v1.cni.cncf.io/policy-for: <network_name> spec: podSelector: matchLabels: app: web 1 policyTypes: - Ingress ingress: - from: - namespaceSelector: {} 2
oc apply -f web-allow-all-namespaces.yaml
multinetworkpolicy.k8s.cni.cncf.io/web-allow-all-namespaces created
oc run web --namespace=default --image=nginx --labels="app=web" --expose --port=80
oc run test-USDRANDOM --namespace=secondary --rm -i -t --image=alpine -- sh
wget -qO- --timeout=2 http://web.default
<!DOCTYPE html> <html> <head> <title>Welcome to nginx!</title> <style> html { color-scheme: light dark; } body { width: 35em; margin: 0 auto; font-family: Tahoma, Verdana, Arial, sans-serif; } </style> </head> <body> <h1>Welcome to nginx!</h1> <p>If you see this page, the nginx web server is successfully installed and working. Further configuration is required.</p> <p>For online documentation and support please refer to <a href="http://nginx.org/">nginx.org</a>.<br/> Commercial support is available at <a href="http://nginx.com/">nginx.com</a>.</p> <p><em>Thank you for using nginx.</em></p> </body> </html>
apiVersion: k8s.cni.cncf.io/v1beta1 kind: MultiNetworkPolicy metadata: name: web-allow-prod namespace: default annotations: k8s.v1.cni.cncf.io/policy-for: <network_name> spec: podSelector: matchLabels: app: web 1 policyTypes: - Ingress ingress: - from: - namespaceSelector: matchLabels: purpose: production 2
oc apply -f web-allow-prod.yaml
multinetworkpolicy.k8s.cni.cncf.io/web-allow-prod created
oc run web --namespace=default --image=nginx --labels="app=web" --expose --port=80
oc create namespace prod
oc label namespace/prod purpose=production
oc create namespace dev
oc label namespace/dev purpose=testing
oc run test-USDRANDOM --namespace=dev --rm -i -t --image=alpine -- sh
wget -qO- --timeout=2 http://web.default
wget: download timed out
oc run test-USDRANDOM --namespace=prod --rm -i -t --image=alpine -- sh
wget -qO- --timeout=2 http://web.default
<!DOCTYPE html> <html> <head> <title>Welcome to nginx!</title> <style> html { color-scheme: light dark; } body { width: 35em; margin: 0 auto; font-family: Tahoma, Verdana, Arial, sans-serif; } </style> </head> <body> <h1>Welcome to nginx!</h1> <p>If you see this page, the nginx web server is successfully installed and working. Further configuration is required.</p> <p>For online documentation and support please refer to <a href="http://nginx.org/">nginx.org</a>.<br/> Commercial support is available at <a href="http://nginx.com/">nginx.com</a>.</p> <p><em>Thank you for using nginx.</em></p> </body> </html>
metadata: annotations: k8s.v1.cni.cncf.io/networks: <network>[,<network>,...] 1
metadata: annotations: k8s.v1.cni.cncf.io/networks: |- [ { "name": "<network>", 1 "namespace": "<namespace>", 2 "default-route": ["<default-route>"] 3 } ]
oc create -f <name>.yaml
oc get pod <name> -o yaml
oc get pod example-pod -o yaml apiVersion: v1 kind: Pod metadata: annotations: k8s.v1.cni.cncf.io/networks: macvlan-bridge k8s.v1.cni.cncf.io/networks-status: |- 1 [{ "name": "openshift-sdn", "interface": "eth0", "ips": [ "10.128.2.14" ], "default": true, "dns": {} },{ "name": "macvlan-bridge", "interface": "net1", "ips": [ "20.2.2.100" ], "mac": "22:2f:60:a5:f8:00", "dns": {} }] name: example-pod namespace: default spec: status:
oc edit pod <name>
metadata: annotations: k8s.v1.cni.cncf.io/networks: '[<network>[,<network>,...]]' 1
apiVersion: v1 kind: Pod metadata: name: example-pod annotations: k8s.v1.cni.cncf.io/networks: '[ { "name": "net1" }, { "name": "net2", 1 "default-route": ["192.0.2.1"] 2 }]' spec: containers: - name: example-pod command: ["/bin/bash", "-c", "sleep 2000000000000"] image: centos/tools
oc exec -it <pod_name> -- ip route
oc edit networks.operator.openshift.io cluster
name: <name> 1 namespace: <namespace> 2 rawCNIConfig: '{ 3 }' type: Raw
{ "cniVersion": "0.3.1", "name": "<name>", 1 "plugins": [{ 2 "type": "macvlan", "capabilities": { "ips": true }, 3 "master": "eth0", 4 "mode": "bridge", "ipam": { "type": "static" } }, { "capabilities": { "mac": true }, 5 "type": "tuning" }] }
oc edit pod <name>
apiVersion: v1 kind: Pod metadata: name: example-pod annotations: k8s.v1.cni.cncf.io/networks: '[ { "name": "<name>", 1 "ips": [ "192.0.2.205/24" ], 2 "mac": "CA:FE:C0:FF:EE:00" 3 } ]'
oc exec -it <pod_name> -- ip a
oc delete pod <name> -n <namespace>
oc edit networks.operator.openshift.io cluster
oc get network-attachment-definitions <network-name> -o yaml
oc get network-attachment-definitions net1 -o go-template='{{printf "%s\n" .spec.config}}' { "cniVersion": "0.3.1", "type": "macvlan", "master": "ens5", "mode": "bridge", "ipam": {"type":"static","routes":[{"dst":"0.0.0.0/0","gw":"10.128.2.1"}],"addresses":[{"address":"10.128.2.100/23","gateway":"10.128.2.1"}],"dns":{"nameservers":["172.30.0.10"],"domain":"us-west-2.compute.internal","search":["us-west-2.compute.internal"]}} }
oc edit networks.operator.openshift.io cluster
apiVersion: operator.openshift.io/v1 kind: Network metadata: name: cluster spec: additionalNetworks: [] 1
oc get network-attachment-definition --all-namespaces
apiVersion: operator.openshift.io/v1 kind: Network metadata: name: cluster spec: additionalNetworks: - name: test-network-1 namespace: additional-network-1 type: Raw rawCNIConfig: '{ "cniVersion": "0.3.1", "name": "macvlan-vrf", "plugins": [ 1 { "type": "macvlan", "master": "eth1", "ipam": { "type": "static", "addresses": [ { "address": "191.168.1.23/24" } ] } }, { "type": "vrf", 2 "vrfname": "vrf-1", 3 "table": 1001 4 }] }'
oc create -f additional-network-attachment.yaml
oc get network-attachment-definitions -n <namespace>
NAME AGE additional-network-1 14m
apiVersion: v1 kind: Pod metadata: name: pod-additional-net annotations: k8s.v1.cni.cncf.io/networks: '[ { "name": "test-network-1" 1 } ]' spec: containers: - name: example-pod-1 command: ["/bin/bash", "-c", "sleep 9000000"] image: centos:8
oc create -f pod-additional-net.yaml
pod/test-pod created
ip vrf show
Name Table ----------------------- vrf-1 1001
ip link
5: net1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master red state UP mode
oc label node <node_name> feature.node.kubernetes.io/network-sriov.capable="true"
apiVersion: sriovnetwork.openshift.io/v1 kind: SriovNetworkNodeState metadata: name: node-25 1 namespace: openshift-sriov-network-operator ownerReferences: - apiVersion: sriovnetwork.openshift.io/v1 blockOwnerDeletion: true controller: true kind: SriovNetworkNodePolicy name: default spec: dpConfigVersion: "39824" status: interfaces: 2 - deviceID: "1017" driver: mlx5_core mtu: 1500 name: ens785f0 pciAddress: "0000:18:00.0" totalvfs: 8 vendor: 15b3 - deviceID: "1017" driver: mlx5_core mtu: 1500 name: ens785f1 pciAddress: "0000:18:00.1" totalvfs: 8 vendor: 15b3 - deviceID: 158b driver: i40e mtu: 1500 name: ens817f0 pciAddress: 0000:81:00.0 totalvfs: 64 vendor: "8086" - deviceID: 158b driver: i40e mtu: 1500 name: ens817f1 pciAddress: 0000:81:00.1 totalvfs: 64 vendor: "8086" - deviceID: 158b driver: i40e mtu: 1500 name: ens803f0 pciAddress: 0000:86:00.0 totalvfs: 64 vendor: "8086" syncStatus: Succeeded
apiVersion: v1 kind: Pod metadata: name: rdma-app annotations: k8s.v1.cni.cncf.io/networks: sriov-rdma-mlnx spec: containers: - name: testpmd image: <RDMA_image> imagePullPolicy: IfNotPresent securityContext: runAsUser: 0 capabilities: add: ["IPC_LOCK","SYS_RESOURCE","NET_RAW"] command: ["sleep", "infinity"]
apiVersion: v1 kind: Pod metadata: name: dpdk-app annotations: k8s.v1.cni.cncf.io/networks: sriov-dpdk-net spec: containers: - name: testpmd image: <DPDK_image> securityContext: runAsUser: 0 capabilities: add: ["IPC_LOCK","SYS_RESOURCE","NET_RAW"] volumeMounts: - mountPath: /dev/hugepages name: hugepage resources: limits: memory: "1Gi" cpu: "2" hugepages-1Gi: "4Gi" requests: memory: "1Gi" cpu: "2" hugepages-1Gi: "4Gi" command: ["sleep", "infinity"] volumes: - name: hugepage emptyDir: medium: HugePages
cat << EOF| oc create -f - apiVersion: v1 kind: Namespace metadata: name: openshift-sriov-network-operator annotations: workload.openshift.io/allowed: management EOF
cat << EOF| oc create -f - apiVersion: operators.coreos.com/v1 kind: OperatorGroup metadata: name: sriov-network-operators namespace: openshift-sriov-network-operator spec: targetNamespaces: - openshift-sriov-network-operator EOF
OC_VERSION=USD(oc version -o yaml | grep openshiftVersion | grep -o '[0-9]*[.][0-9]*' | head -1)
cat << EOF| oc create -f - apiVersion: operators.coreos.com/v1alpha1 kind: Subscription metadata: name: sriov-network-operator-subscription namespace: openshift-sriov-network-operator spec: channel: "USD{OC_VERSION}" name: sriov-network-operator source: redhat-operators sourceNamespace: openshift-marketplace EOF
oc get csv -n openshift-sriov-network-operator -o custom-columns=Name:.metadata.name,Phase:.status.phase
Name Phase sriov-network-operator.4.12.0-202310121402 Succeeded
oc annotate ns/openshift-sriov-network-operator workload.openshift.io/allowed=management
oc get pods -n openshift-sriov-network-operator
NAME READY STATUS RESTARTS AGE network-resources-injector-5cz5p 1/1 Running 0 10m network-resources-injector-dwqpx 1/1 Running 0 10m network-resources-injector-lktz5 1/1 Running 0 10m
oc get pods -n openshift-sriov-network-operator
NAME READY STATUS RESTARTS AGE operator-webhook-9jkw6 1/1 Running 0 16m operator-webhook-kbr5p 1/1 Running 0 16m operator-webhook-rpfrl 1/1 Running 0 16m
oc patch sriovoperatorconfig default --type=merge -n openshift-sriov-network-operator --patch '{ "spec": { "enableInjector": <value> } }'
apiVersion: sriovnetwork.openshift.io/v1 kind: SriovOperatorConfig metadata: name: default namespace: openshift-sriov-network-operator spec: enableInjector: <value>
oc patch sriovoperatorconfig default --type=merge -n openshift-sriov-network-operator --patch '{ "spec": { "enableOperatorWebhook": <value> } }'
apiVersion: sriovnetwork.openshift.io/v1 kind: SriovOperatorConfig metadata: name: default namespace: openshift-sriov-network-operator spec: enableOperatorWebhook: <value>
oc patch sriovoperatorconfig default --type=json -n openshift-sriov-network-operator --patch '[{ "op": "replace", "path": "/spec/configDaemonNodeSelector", "value": {<node_label>} }]'
apiVersion: sriovnetwork.openshift.io/v1 kind: SriovOperatorConfig metadata: name: default namespace: openshift-sriov-network-operator spec: configDaemonNodeSelector: <node_label>
oc patch sriovoperatorconfig default --type=merge -n openshift-sriov-network-operator --patch '{ "spec": { "disableDrain": true } }'
apiVersion: sriovnetwork.openshift.io/v1 kind: SriovOperatorConfig metadata: name: default namespace: openshift-sriov-network-operator spec: disableDrain: true
apiVersion: v1 kind: Namespace metadata: name: openshift-sriov-network-operator --- apiVersion: operators.coreos.com/v1 kind: OperatorGroup metadata: name: sriov-network-operators namespace: openshift-sriov-network-operator spec: targetNamespaces: - openshift-sriov-network-operator
apiVersion: operators.coreos.com/v1alpha1 kind: Subscription metadata: name: sriov-network-operator-subsription namespace: openshift-sriov-network-operator spec: channel: "4.12" name: sriov-network-operator config: nodeSelector: node-role.kubernetes.io/worker: "" source: s/qe-app-registry/redhat-operators sourceNamespace: openshift-marketplace
oc get csv -n openshift-sriov-network-operator
NAME DISPLAY VERSION REPLACES PHASE sriov-network-operator.4.12.0-202211021237 SR-IOV Network Operator 4.12.0-202211021237 sriov-network-operator.4.12.0-202210290517 Succeeded
oc get pods -n openshift-sriov-network-operator
apiVersion: sriovnetwork.openshift.io/v1 kind: SriovNetworkNodePolicy metadata: name: <name> 1 namespace: openshift-sriov-network-operator 2 spec: resourceName: <sriov_resource_name> 3 nodeSelector: feature.node.kubernetes.io/network-sriov.capable: "true" 4 priority: <priority> 5 mtu: <mtu> 6 needVhostNet: false 7 numVfs: <num> 8 nicSelector: 9 vendor: "<vendor_code>" 10 deviceID: "<device_id>" 11 pfNames: ["<pf_name>", ...] 12 rootDevices: ["<pci_bus_id>", ...] 13 netFilter: "<filter_string>" 14 deviceType: <device_type> 15 isRdma: false 16 linkType: <link_type> 17 eSwitchMode: <mode> 18
apiVersion: sriovnetwork.openshift.io/v1 kind: SriovNetworkNodePolicy metadata: name: policy-ib-net-1 namespace: openshift-sriov-network-operator spec: resourceName: ibnic1 nodeSelector: feature.node.kubernetes.io/network-sriov.capable: "true" numVfs: 4 nicSelector: vendor: "15b3" deviceID: "101b" rootDevices: - "0000:19:00.0" linkType: ib isRdma: true
apiVersion: sriovnetwork.openshift.io/v1 kind: SriovNetworkNodePolicy metadata: name: policy-sriov-net-openstack-1 namespace: openshift-sriov-network-operator spec: resourceName: sriovnic1 nodeSelector: feature.node.kubernetes.io/network-sriov.capable: "true" numVfs: 1 1 nicSelector: vendor: "15b3" deviceID: "101b" netFilter: "openstack/NetworkID:ea24bd04-8674-4f69-b0ee-fa0b3bd20509" 2
pfNames: ["netpf0#2-7"]
apiVersion: sriovnetwork.openshift.io/v1 kind: SriovNetworkNodePolicy metadata: name: policy-net-1 namespace: openshift-sriov-network-operator spec: resourceName: net1 nodeSelector: feature.node.kubernetes.io/network-sriov.capable: "true" numVfs: 16 nicSelector: pfNames: ["netpf0#0-0"] deviceType: netdevice
apiVersion: sriovnetwork.openshift.io/v1 kind: SriovNetworkNodePolicy metadata: name: policy-net-1-dpdk namespace: openshift-sriov-network-operator spec: resourceName: net1dpdk nodeSelector: feature.node.kubernetes.io/network-sriov.capable: "true" numVfs: 16 nicSelector: pfNames: ["netpf0#8-15"] deviceType: vfio-pci
ip link show <interface> 1
5: ens3f1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP mode DEFAULT group default qlen 1000 link/ether 3c:fd:fe:d1:bc:01 brd ff:ff:ff:ff:ff:ff vf 0 link/ether 5a:e7:88:25:ea:a0 brd ff:ff:ff:ff:ff:ff, spoof checking on, link-state auto, trust off vf 1 link/ether 3e:1d:36:d7:3d:49 brd ff:ff:ff:ff:ff:ff, spoof checking on, link-state auto, trust off vf 2 link/ether ce:09:56:97:df:f9 brd ff:ff:ff:ff:ff:ff, spoof checking on, link-state auto, trust off vf 3 link/ether 5e:91:cf:88:d1:38 brd ff:ff:ff:ff:ff:ff, spoof checking on, link-state auto, trust off vf 4 link/ether e6:06:a1:96:2f:de brd ff:ff:ff:ff:ff:ff, spoof checking on, link-state auto, trust off
oc create -f <name>-sriov-node-network.yaml
oc get sriovnetworknodestates -n openshift-sriov-network-operator <node_name> -o jsonpath='{.status.syncStatus}'
oc get sriovnetworknodestates -n openshift-sriov-network-operator <node_name>
"lastSyncError": "write /sys/bus/pci/devices/0000:3b:00.1/sriov_numvfs: cannot allocate memory"
apiVersion: sriovnetwork.openshift.io/v1 kind: SriovNetwork metadata: name: example-network namespace: additional-sriov-network-1 spec: ipam: | { "type": "host-local", "subnet": "10.56.217.0/24", "rangeStart": "10.56.217.171", "rangeEnd": "10.56.217.181", "routes": [{ "dst": "0.0.0.0/0" }], "gateway": "10.56.217.1" } vlan: 0 resourceName: intelnics metaPlugins : | { "type": "vrf", 1 "vrfname": "example-vrf-name" 2 }
oc create -f sriov-network-attachment.yaml
oc get network-attachment-definitions -n <namespace> 1
NAME AGE additional-sriov-network-1 14m
ip vrf show
Name Table ----------------------- red 10
ip link
5: net1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master red state UP mode
apiVersion: sriovnetwork.openshift.io/v1 kind: SriovNetwork metadata: name: <name> 1 namespace: openshift-sriov-network-operator 2 spec: resourceName: <sriov_resource_name> 3 networkNamespace: <target_namespace> 4 vlan: <vlan> 5 spoofChk: "<spoof_check>" 6 ipam: |- 7 {} linkState: <link_state> 8 maxTxRate: <max_tx_rate> 9 minTxRate: <min_tx_rate> 10 vlanQoS: <vlan_qos> 11 trust: "<trust_vf>" 12 capabilities: <capabilities> 13
{ "ipam": { "type": "static", "addresses": [ { "address": "191.168.1.7/24" } ] } }
apiVersion: operator.openshift.io/v1 kind: Network metadata: name: cluster spec: additionalNetworks: - name: dhcp-shim namespace: default type: Raw rawCNIConfig: |- { "name": "dhcp-shim", "cniVersion": "0.3.1", "type": "bridge", "ipam": { "type": "dhcp" } } #
{ "ipam": { "type": "dhcp" } }
{ "ipam": { "type": "whereabouts", "range": "192.0.2.192/27", "exclude": [ "192.0.2.192/30", "192.0.2.196/32" ] } }
oc edit network.operator.openshift.io cluster
apiVersion: operator.openshift.io/v1 kind: Network metadata: name: cluster spec: additionalNetworks: - name: whereabouts-shim namespace: default rawCNIConfig: |- { "name": "whereabouts-shim", "cniVersion": "0.3.1", "type": "bridge", "ipam": { "type": "whereabouts" } } type: Raw
oc get all -n openshift-multus | grep whereabouts-reconciler
pod/whereabouts-reconciler-jnp6g 1/1 Running 0 6s pod/whereabouts-reconciler-k76gg 1/1 Running 0 6s pod/whereabouts-reconciler-k86t9 1/1 Running 0 6s pod/whereabouts-reconciler-p4sxw 1/1 Running 0 6s pod/whereabouts-reconciler-rvfdv 1/1 Running 0 6s pod/whereabouts-reconciler-svzw9 1/1 Running 0 6s daemonset.apps/whereabouts-reconciler 6 6 6 6 6 kubernetes.io/os=linux 6s
apiVersion: sriovnetwork.openshift.io/v1 kind: SriovNetwork metadata: name: attach1 namespace: openshift-sriov-network-operator spec: resourceName: net1 networkNamespace: project2 ipam: |- { "type": "host-local", "subnet": "10.56.217.0/24", "rangeStart": "10.56.217.171", "rangeEnd": "10.56.217.181", "gateway": "10.56.217.1" }
oc create -f <name>.yaml
oc get net-attach-def -n <namespace>
apiVersion: sriovnetwork.openshift.io/v1 kind: SriovIBNetwork metadata: name: <name> 1 namespace: openshift-sriov-network-operator 2 spec: resourceName: <sriov_resource_name> 3 networkNamespace: <target_namespace> 4 ipam: |- 5 {} linkState: <link_state> 6 capabilities: <capabilities> 7
{ "ipam": { "type": "static", "addresses": [ { "address": "191.168.1.7/24" } ] } }
apiVersion: operator.openshift.io/v1 kind: Network metadata: name: cluster spec: additionalNetworks: - name: dhcp-shim namespace: default type: Raw rawCNIConfig: |- { "name": "dhcp-shim", "cniVersion": "0.3.1", "type": "bridge", "ipam": { "type": "dhcp" } } #
{ "ipam": { "type": "dhcp" } }
{ "ipam": { "type": "whereabouts", "range": "192.0.2.192/27", "exclude": [ "192.0.2.192/30", "192.0.2.196/32" ] } }
oc edit network.operator.openshift.io cluster
apiVersion: operator.openshift.io/v1 kind: Network metadata: name: cluster spec: additionalNetworks: - name: whereabouts-shim namespace: default rawCNIConfig: |- { "name": "whereabouts-shim", "cniVersion": "0.3.1", "type": "bridge", "ipam": { "type": "whereabouts" } } type: Raw
oc get all -n openshift-multus | grep whereabouts-reconciler
pod/whereabouts-reconciler-jnp6g 1/1 Running 0 6s pod/whereabouts-reconciler-k76gg 1/1 Running 0 6s pod/whereabouts-reconciler-k86t9 1/1 Running 0 6s pod/whereabouts-reconciler-p4sxw 1/1 Running 0 6s pod/whereabouts-reconciler-rvfdv 1/1 Running 0 6s pod/whereabouts-reconciler-svzw9 1/1 Running 0 6s daemonset.apps/whereabouts-reconciler 6 6 6 6 6 kubernetes.io/os=linux 6s
apiVersion: sriovnetwork.openshift.io/v1 kind: SriovIBNetwork metadata: name: attach1 namespace: openshift-sriov-network-operator spec: resourceName: net1 networkNamespace: project2 ipam: |- { "type": "host-local", "subnet": "10.56.217.0/24", "rangeStart": "10.56.217.171", "rangeEnd": "10.56.217.181", "gateway": "10.56.217.1" }
oc create -f <name>.yaml
oc get net-attach-def -n <namespace>
[ { "name": "<name>", 1 "mac": "<mac_address>", 2 "ips": ["<cidr_range>"] 3 } ]
apiVersion: v1 kind: Pod metadata: name: sample-pod annotations: k8s.v1.cni.cncf.io/networks: |- [ { "name": "net1", "mac": "20:04:0f:f1:88:01", "ips": ["192.168.10.1/24", "2001::1/64"] } ] spec: containers: - name: sample-container image: <image> imagePullPolicy: IfNotPresent command: ["sleep", "infinity"]
[ { "name": "<network_attachment>", 1 "infiniband-guid": "<guid>", 2 "ips": ["<cidr_range>"] 3 } ]
apiVersion: v1 kind: Pod metadata: name: sample-pod annotations: k8s.v1.cni.cncf.io/networks: |- [ { "name": "ib1", "infiniband-guid": "c2:11:22:33:44:55:66:77", "ips": ["192.168.10.1/24", "2001::1/64"] } ] spec: containers: - name: sample-container image: <image> imagePullPolicy: IfNotPresent command: ["sleep", "infinity"]
metadata: annotations: k8s.v1.cni.cncf.io/networks: <network>[,<network>,...] 1
metadata: annotations: k8s.v1.cni.cncf.io/networks: |- [ { "name": "<network>", 1 "namespace": "<namespace>", 2 "default-route": ["<default-route>"] 3 } ]
oc create -f <name>.yaml
oc get pod <name> -o yaml
oc get pod example-pod -o yaml apiVersion: v1 kind: Pod metadata: annotations: k8s.v1.cni.cncf.io/networks: macvlan-bridge k8s.v1.cni.cncf.io/networks-status: |- 1 [{ "name": "openshift-sdn", "interface": "eth0", "ips": [ "10.128.2.14" ], "default": true, "dns": {} },{ "name": "macvlan-bridge", "interface": "net1", "ips": [ "20.2.2.100" ], "mac": "22:2f:60:a5:f8:00", "dns": {} }] name: example-pod namespace: default spec: status:
apiVersion: v1 kind: Pod metadata: name: sample-pod annotations: k8s.v1.cni.cncf.io/networks: <name> 1 spec: containers: - name: sample-container image: <image> 2 command: ["sleep", "infinity"] resources: limits: memory: "1Gi" 3 cpu: "2" 4 requests: memory: "1Gi" cpu: "2"
oc create -f <filename> 1
oc describe pod sample-pod
oc exec sample-pod -- cat /sys/fs/cgroup/cpuset/cpuset.cpus
oc exec sample-pod -- cat /sys/fs/cgroup/cpuset/cpuset.cpus
apiVersion: v1 kind: Pod metadata: name: testpmd-sriov namespace: mynamespace annotations: cpu-load-balancing.crio.io: "disable" cpu-quota.crio.io: "disable" spec: containers: - name: testpmd command: ["sleep", "99999"] image: registry.redhat.io/openshift4/dpdk-base-rhel8:v4.9 securityContext: capabilities: add: ["IPC_LOCK","SYS_ADMIN"] privileged: true runAsUser: 0 resources: requests: memory: 1000Mi hugepages-1Gi: 1Gi cpu: '2' openshift.io/sriov1: 1 limits: hugepages-1Gi: 1Gi cpu: '2' memory: 1000Mi openshift.io/sriov1: 1 volumeMounts: - mountPath: /dev/hugepages name: hugepage readOnly: False runtimeClassName: performance-cnf-performanceprofile 1 volumes: - name: hugepage emptyDir: medium: HugePages
oc label node <node_name> feature.node.kubernetes.io/network-sriov.capable="true"
oc create namespace sysctl-tuning-test
apiVersion: sriovnetwork.openshift.io/v1 kind: SriovNetworkNodePolicy metadata: name: policyoneflag 1 namespace: openshift-sriov-network-operator 2 spec: resourceName: policyoneflag 3 nodeSelector: 4 feature.node.kubernetes.io/network-sriov.capable="true" priority: 10 5 numVfs: 5 6 nicSelector: 7 pfNames: ["ens5"] 8 deviceType: "netdevice" 9 isRdma: false 10
oc create -f policyoneflag-sriov-node-network.yaml
oc get sriovnetworknodestates -n openshift-sriov-network-operator <node_name> -o jsonpath='{.status.syncStatus}'
Succeeded
apiVersion: sriovnetwork.openshift.io/v1 kind: SriovNetwork metadata: name: onevalidflag 1 namespace: openshift-sriov-network-operator 2 spec: resourceName: policyoneflag 3 networkNamespace: sysctl-tuning-test 4 ipam: '{ "type": "static" }' 5 capabilities: '{ "mac": true, "ips": true }' 6 metaPlugins : | 7 { "type": "tuning", "capabilities":{ "mac":true }, "sysctl":{ "net.ipv4.conf.IFNAME.accept_redirects": "1" } }
oc create -f sriov-network-interface-sysctl.yaml
oc get network-attachment-definitions -n <namespace> 1
NAME AGE onevalidflag 14m
apiVersion: v1 kind: Pod metadata: name: tunepod namespace: sysctl-tuning-test annotations: k8s.v1.cni.cncf.io/networks: |- [ { "name": "onevalidflag", 1 "mac": "0a:56:0a:83:04:0c", 2 "ips": ["10.100.100.200/24"] 3 } ] spec: containers: - name: podexample image: centos command: ["/bin/bash", "-c", "sleep INF"] securityContext: runAsUser: 2000 runAsGroup: 3000 allowPrivilegeEscalation: false capabilities: drop: ["ALL"] securityContext: runAsNonRoot: true seccompProfile: type: RuntimeDefault
oc apply -f examplepod.yaml
oc get pod -n sysctl-tuning-test
NAME READY STATUS RESTARTS AGE tunepod 1/1 Running 0 47s
oc rsh -n sysctl-tuning-test tunepod
sysctl net.ipv4.conf.net1.accept_redirects
net.ipv4.conf.net1.accept_redirects = 1
oc create namespace sysctl-tuning-test
apiVersion: sriovnetwork.openshift.io/v1 kind: SriovNetworkNodePolicy metadata: name: policyallflags 1 namespace: openshift-sriov-network-operator 2 spec: resourceName: policyallflags 3 nodeSelector: 4 node.alpha.kubernetes-incubator.io/nfd-network-sriov.capable = `true` priority: 10 5 numVfs: 5 6 nicSelector: 7 pfNames: ["ens1f0"] 8 deviceType: "netdevice" 9 isRdma: false 10
oc create -f policyallflags-sriov-node-network.yaml
oc get sriovnetworknodestates -n openshift-sriov-network-operator <node_name> -o jsonpath='{.status.syncStatus}'
Succeeded
apiVersion: sriovnetwork.openshift.io/v1 kind: SriovNetwork metadata: name: allvalidflags 1 namespace: openshift-sriov-network-operator 2 spec: resourceName: policyallflags 3 networkNamespace: sysctl-tuning-test 4 capabilities: '{ "mac": true, "ips": true }' 5
oc create -f sriov-network-attachment.yaml
apiVersion: "k8s.cni.cncf.io/v1" kind: NetworkAttachmentDefinition metadata: name: bond-sysctl-network namespace: sysctl-tuning-test spec: config: '{ "cniVersion":"0.4.0", "name":"bound-net", "plugins":[ { "type":"bond", 1 "mode": "active-backup", 2 "failOverMac": 1, 3 "linksInContainer": true, 4 "miimon": "100", "links": [ 5 {"name": "net1"}, {"name": "net2"} ], "ipam":{ 6 "type":"static" } }, { "type":"tuning", 7 "capabilities":{ "mac":true }, "sysctl":{ "net.ipv4.conf.IFNAME.accept_redirects": "0", "net.ipv4.conf.IFNAME.accept_source_route": "0", "net.ipv4.conf.IFNAME.disable_policy": "1", "net.ipv4.conf.IFNAME.secure_redirects": "0", "net.ipv4.conf.IFNAME.send_redirects": "0", "net.ipv6.conf.IFNAME.accept_redirects": "0", "net.ipv6.conf.IFNAME.accept_source_route": "1", "net.ipv6.neigh.IFNAME.base_reachable_time_ms": "20000", "net.ipv6.neigh.IFNAME.retrans_time_ms": "2000" } } ] }'
oc create -f sriov-bond-network-interface.yaml
oc get network-attachment-definitions -n <namespace> 1
NAME AGE bond-sysctl-network 22m allvalidflags 47m
apiVersion: v1 kind: Pod metadata: name: tunepod namespace: sysctl-tuning-test annotations: k8s.v1.cni.cncf.io/networks: |- [ {"name": "allvalidflags"}, 1 {"name": "allvalidflags"}, { "name": "bond-sysctl-network", "interface": "bond0", "mac": "0a:56:0a:83:04:0c", 2 "ips": ["10.100.100.200/24"] 3 } ] spec: containers: - name: podexample image: centos command: ["/bin/bash", "-c", "sleep INF"] securityContext: runAsUser: 2000 runAsGroup: 3000 allowPrivilegeEscalation: false capabilities: drop: ["ALL"] securityContext: runAsNonRoot: true seccompProfile: type: RuntimeDefault
oc apply -f examplepod.yaml
oc get pod -n sysctl-tuning-test
NAME READY STATUS RESTARTS AGE tunepod 1/1 Running 0 47s
oc rsh -n sysctl-tuning-test tunepod
sysctl net.ipv6.neigh.bond0.base_reachable_time_ms
net.ipv6.neigh.bond0.base_reachable_time_ms = 20000
apiVersion: sriovnetwork.openshift.io/v1 kind: SriovNetworkNodePolicy metadata: name: policy-example namespace: openshift-sriov-network-operator spec: resourceName: example nodeSelector: feature.node.kubernetes.io/network-sriov.capable: "true" numVfs: 4 nicSelector: vendor: "8086" pfNames: ['ens803f0'] rootDevices: ['0000:86:00.0']
apiVersion: sriovnetwork.openshift.io/v1 kind: SriovNetwork metadata: name: net-example namespace: openshift-sriov-network-operator spec: networkNamespace: default ipam: | 1 { "type": "host-local", 2 "subnet": "10.56.217.0/24", "rangeStart": "10.56.217.171", "rangeEnd": "10.56.217.181", "routes": [ {"dst": "224.0.0.0/5"}, {"dst": "232.0.0.0/5"} ], "gateway": "10.56.217.1" } resourceName: example
apiVersion: v1 kind: Pod metadata: name: testpmd namespace: default annotations: k8s.v1.cni.cncf.io/networks: nic1 spec: containers: - name: example image: rhel7:latest securityContext: capabilities: add: ["NET_ADMIN"] 1 command: [ "sleep", "infinity"]
apiVersion: sriovnetwork.openshift.io/v1 kind: SriovNetworkNodePolicy metadata: name: intel-dpdk-node-policy namespace: openshift-sriov-network-operator spec: resourceName: intelnics nodeSelector: feature.node.kubernetes.io/network-sriov.capable: "true" priority: <priority> numVfs: <num> nicSelector: vendor: "8086" deviceID: "158b" pfNames: ["<pf_name>", ...] rootDevices: ["<pci_bus_id>", "..."] deviceType: vfio-pci 1
oc create -f intel-dpdk-node-policy.yaml
apiVersion: sriovnetwork.openshift.io/v1 kind: SriovNetwork metadata: name: intel-dpdk-network namespace: openshift-sriov-network-operator spec: networkNamespace: <target_namespace> ipam: |- ... 1 vlan: <vlan> resourceName: intelnics
oc create -f intel-dpdk-network.yaml
apiVersion: v1 kind: Pod metadata: name: dpdk-app namespace: <target_namespace> 1 annotations: k8s.v1.cni.cncf.io/networks: intel-dpdk-network spec: containers: - name: testpmd image: <DPDK_image> 2 securityContext: runAsUser: 0 capabilities: add: ["IPC_LOCK","SYS_RESOURCE","NET_RAW"] 3 volumeMounts: - mountPath: /mnt/huge 4 name: hugepage resources: limits: openshift.io/intelnics: "1" 5 memory: "1Gi" cpu: "4" 6 hugepages-1Gi: "4Gi" 7 requests: openshift.io/intelnics: "1" memory: "1Gi" cpu: "4" hugepages-1Gi: "4Gi" command: ["sleep", "infinity"] volumes: - name: hugepage emptyDir: medium: HugePages
oc create -f intel-dpdk-pod.yaml
apiVersion: sriovnetwork.openshift.io/v1 kind: SriovNetworkNodePolicy metadata: name: mlx-dpdk-node-policy namespace: openshift-sriov-network-operator spec: resourceName: mlxnics nodeSelector: feature.node.kubernetes.io/network-sriov.capable: "true" priority: <priority> numVfs: <num> nicSelector: vendor: "15b3" deviceID: "1015" 1 pfNames: ["<pf_name>", ...] rootDevices: ["<pci_bus_id>", "..."] deviceType: netdevice 2 isRdma: true 3
oc create -f mlx-dpdk-node-policy.yaml
apiVersion: sriovnetwork.openshift.io/v1 kind: SriovNetwork metadata: name: mlx-dpdk-network namespace: openshift-sriov-network-operator spec: networkNamespace: <target_namespace> ipam: |- 1 vlan: <vlan> resourceName: mlxnics
oc create -f mlx-dpdk-network.yaml
apiVersion: v1 kind: Pod metadata: name: dpdk-app namespace: <target_namespace> 1 annotations: k8s.v1.cni.cncf.io/networks: mlx-dpdk-network spec: containers: - name: testpmd image: <DPDK_image> 2 securityContext: runAsUser: 0 capabilities: add: ["IPC_LOCK","SYS_RESOURCE","NET_RAW"] 3 volumeMounts: - mountPath: /mnt/huge 4 name: hugepage resources: limits: openshift.io/mlxnics: "1" 5 memory: "1Gi" cpu: "4" 6 hugepages-1Gi: "4Gi" 7 requests: openshift.io/mlxnics: "1" memory: "1Gi" cpu: "4" hugepages-1Gi: "4Gi" command: ["sleep", "infinity"] volumes: - name: hugepage emptyDir: medium: HugePages
oc create -f mlx-dpdk-pod.yaml
apiVersion: performance.openshift.io/v2 kind: PerformanceProfile metadata: name: performance spec: globallyDisableIrqLoadBalancing: true cpu: isolated: 21-51,73-103 1 reserved: 0-20,52-72 2 hugepages: defaultHugepagesSize: 1G 3 pages: - count: 32 size: 1G net: userLevelNetworking: true numa: topologyPolicy: "single-numa-node" nodeSelector: node-role.kubernetes.io/worker-cnf: ""
oc create -f mlx-dpdk-perfprofile-policy.yaml
apiVersion: sriovnetwork.openshift.io/v1 kind: SriovNetworkNodePolicy metadata: name: dpdk-nic-1 namespace: openshift-sriov-network-operator spec: deviceType: vfio-pci 1 needVhostNet: true 2 nicSelector: pfNames: ["ens3f0"] nodeSelector: node-role.kubernetes.io/worker-cnf: "" numVfs: 10 priority: 99 resourceName: dpdk_nic_1 --- apiVersion: sriovnetwork.openshift.io/v1 kind: SriovNetworkNodePolicy metadata: name: dpdk-nic-1 namespace: openshift-sriov-network-operator spec: deviceType: vfio-pci needVhostNet: true nicSelector: pfNames: ["ens3f1"] nodeSelector: node-role.kubernetes.io/worker-cnf: "" numVfs: 10 priority: 99 resourceName: dpdk_nic_2
apiVersion: sriovnetwork.openshift.io/v1 kind: SriovNetworkNodePolicy metadata: name: dpdk-nic-1 namespace: openshift-sriov-network-operator spec: deviceType: netdevice 1 isRdma: true 2 nicSelector: rootDevices: - "0000:5e:00.1" nodeSelector: node-role.kubernetes.io/worker-cnf: "" numVfs: 5 priority: 99 resourceName: dpdk_nic_1 --- apiVersion: sriovnetwork.openshift.io/v1 kind: SriovNetworkNodePolicy metadata: name: dpdk-nic-2 namespace: openshift-sriov-network-operator spec: deviceType: netdevice isRdma: true nicSelector: rootDevices: - "0000:5e:00.0" nodeSelector: node-role.kubernetes.io/worker-cnf: "" numVfs: 5 priority: 99 resourceName: dpdk_nic_2
apiVersion: sriovnetwork.openshift.io/v1 kind: SriovNetwork metadata: name: dpdk-network-1 namespace: openshift-sriov-network-operator spec: ipam: '{"type": "host-local","ranges": [[{"subnet": "10.0.1.0/24"}]],"dataDir": "/run/my-orchestrator/container-ipam-state-1"}' 1 networkNamespace: dpdk-test 2 spoofChk: "off" trust: "on" resourceName: dpdk_nic_1 3 --- apiVersion: sriovnetwork.openshift.io/v1 kind: SriovNetwork metadata: name: dpdk-network-2 namespace: openshift-sriov-network-operator spec: ipam: '{"type": "host-local","ranges": [[{"subnet": "10.0.2.0/24"}]],"dataDir": "/run/my-orchestrator/container-ipam-state-1"}' networkNamespace: dpdk-test spoofChk: "off" trust: "on" resourceName: dpdk_nic_2
apiVersion: v1 kind: Namespace metadata: name: dpdk-test --- apiVersion: v1 kind: Pod metadata: annotations: k8s.v1.cni.cncf.io/networks: '[ 1 { "name": "dpdk-network-1", "namespace": "dpdk-test" }, { "name": "dpdk-network-2", "namespace": "dpdk-test" } ]' irq-load-balancing.crio.io: "disable" 2 cpu-load-balancing.crio.io: "disable" cpu-quota.crio.io: "disable" labels: app: dpdk name: testpmd namespace: dpdk-test spec: runtimeClassName: performance-performance 3 containers: - command: - /bin/bash - -c - sleep INF image: registry.redhat.io/openshift4/dpdk-base-rhel8 imagePullPolicy: Always name: dpdk resources: 4 limits: cpu: "16" hugepages-1Gi: 8Gi memory: 2Gi requests: cpu: "16" hugepages-1Gi: 8Gi memory: 2Gi securityContext: capabilities: add: - IPC_LOCK - SYS_RESOURCE - NET_RAW - NET_ADMIN runAsUser: 0 volumeMounts: - mountPath: /mnt/huge name: hugepages terminationGracePeriodSeconds: 5 volumes: - emptyDir: medium: HugePages name: hugepages
#!/bin/bash set -ex export CPU=USD(cat /sys/fs/cgroup/cpuset/cpuset.cpus) echo USD{CPU} dpdk-testpmd -l USD{CPU} -a USD{PCIDEVICE_OPENSHIFT_IO_DPDK_NIC_1} -a USD{PCIDEVICE_OPENSHIFT_IO_DPDK_NIC_2} -n 4 -- -i --nb-cores=15 --rxd=4096 --txd=4096 --rxq=7 --txq=7 --forward-mode=mac --eth-peer=0,50:00:00:00:00:01 --eth-peer=1,50:00:00:00:00:02
apiVersion: sriovnetwork.openshift.io/v1 kind: SriovNetworkNodePolicy metadata: name: mlx-rdma-node-policy namespace: openshift-sriov-network-operator spec: resourceName: mlxnics nodeSelector: feature.node.kubernetes.io/network-sriov.capable: "true" priority: <priority> numVfs: <num> nicSelector: vendor: "15b3" deviceID: "1015" 1 pfNames: ["<pf_name>", ...] rootDevices: ["<pci_bus_id>", "..."] deviceType: netdevice 2 isRdma: true 3
oc create -f mlx-rdma-node-policy.yaml
apiVersion: sriovnetwork.openshift.io/v1 kind: SriovNetwork metadata: name: mlx-rdma-network namespace: openshift-sriov-network-operator spec: networkNamespace: <target_namespace> ipam: |- 1 vlan: <vlan> resourceName: mlxnics
oc create -f mlx-rdma-network.yaml
apiVersion: v1 kind: Pod metadata: name: rdma-app namespace: <target_namespace> 1 annotations: k8s.v1.cni.cncf.io/networks: mlx-rdma-network spec: containers: - name: testpmd image: <RDMA_image> 2 securityContext: runAsUser: 0 capabilities: add: ["IPC_LOCK","SYS_RESOURCE","NET_RAW"] 3 volumeMounts: - mountPath: /mnt/huge 4 name: hugepage resources: limits: memory: "1Gi" cpu: "4" 5 hugepages-1Gi: "4Gi" 6 requests: memory: "1Gi" cpu: "4" hugepages-1Gi: "4Gi" command: ["sleep", "infinity"] volumes: - name: hugepage emptyDir: medium: HugePages
oc create -f mlx-rdma-pod.yaml
apiVersion: v1 kind: Pod metadata: name: testpmd-dpdk namespace: mynamespace annotations: cpu-load-balancing.crio.io: "disable" cpu-quota.crio.io: "disable" spec: containers: - name: testpmd command: ["sleep", "99999"] image: registry.redhat.io/openshift4/dpdk-base-rhel8:v4.9 securityContext: capabilities: add: ["IPC_LOCK","SYS_ADMIN"] privileged: true runAsUser: 0 resources: requests: memory: 1000Mi hugepages-1Gi: 1Gi cpu: '2' openshift.io/dpdk1: 1 1 limits: hugepages-1Gi: 1Gi cpu: '2' memory: 1000Mi openshift.io/dpdk1: 1 volumeMounts: - mountPath: /mnt/huge name: hugepage readOnly: False runtimeClassName: performance-cnf-performanceprofile 2 volumes: - name: hugepage emptyDir: medium: HugePages
apiVersion: v1 kind: Pod metadata: name: testpmd-sriov namespace: mynamespace annotations: k8s.v1.cni.cncf.io/networks: hwoffload1 spec: runtimeClassName: performance-cnf-performanceprofile 1 containers: - name: testpmd command: ["sleep", "99999"] image: registry.redhat.io/openshift4/dpdk-base-rhel8:v4.9 securityContext: capabilities: add: ["IPC_LOCK","SYS_ADMIN"] privileged: true runAsUser: 0 resources: requests: memory: 1000Mi hugepages-1Gi: 1Gi cpu: '2' limits: hugepages-1Gi: 1Gi cpu: '2' memory: 1000Mi volumeMounts: - mountPath: /mnt/huge name: hugepage readOnly: False volumes: - name: hugepage emptyDir: medium: HugePages
apiVersion: "k8s.cni.cncf.io/v1" kind: NetworkAttachmentDefinition metadata: name: bond-net1 namespace: demo spec: config: '{ "type": "bond", 1 "cniVersion": "0.3.1", "name": "bond-net1", "mode": "active-backup", 2 "failOverMac": 1, 3 "linksInContainer": true, 4 "miimon": "100", "mtu": 1500, "links": [ 5 {"name": "net1"}, {"name": "net2"} ], "ipam": { "type": "host-local", "subnet": "10.56.217.0/24", "routes": [{ "dst": "0.0.0.0/0" }], "gateway": "10.56.217.1" } }'
apiVersion: v1 kind: Pod metadata: name: bondpod1 namespace: demo annotations: k8s.v1.cni.cncf.io/networks: demo/sriovnet1, demo/sriovnet2, demo/bond-net1 1 spec: containers: - name: podexample image: quay.io/openshift/origin-network-interface-bond-cni:4.11.0 command: ["/bin/bash", "-c", "sleep INF"]
oc apply -f podbonding.yaml
oc rsh -n demo bondpod1 sh-4.4# sh-4.4# ip a 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever 3: eth0@if150: <BROADCAST,MULTICAST,UP,LOWER_UP,M-DOWN> mtu 1450 qdisc noqueue state UP link/ether 62:b1:b5:c8:fb:7a brd ff:ff:ff:ff:ff:ff inet 10.244.1.122/24 brd 10.244.1.255 scope global eth0 valid_lft forever preferred_lft forever 4: net3: <BROADCAST,MULTICAST,UP,LOWER_UP400> mtu 1500 qdisc noqueue state UP qlen 1000 link/ether 9e:23:69:42:fb:8a brd ff:ff:ff:ff:ff:ff 1 inet 10.56.217.66/24 scope global bond0 valid_lft forever preferred_lft forever 43: net1: <BROADCAST,MULTICAST,UP,LOWER_UP800> mtu 1500 qdisc mq master bond0 state UP qlen 1000 link/ether 9e:23:69:42:fb:8a brd ff:ff:ff:ff:ff:ff 2 44: net2: <BROADCAST,MULTICAST,UP,LOWER_UP800> mtu 1500 qdisc mq master bond0 state UP qlen 1000 link/ether 9e:23:69:42:fb:8a brd ff:ff:ff:ff:ff:ff 3
annotations: k8s.v1.cni.cncf.io/networks: demo/sriovnet1, demo/sriovnet2, demo/bond-net1@bond0
apiVersion: sriovnetwork.openshift.io/v1 kind: SriovOperatorConfig metadata: name: default 1 namespace: openshift-sriov-network-operator spec: enableInjector: true enableOperatorWebhook: true configurationMode: "systemd" 2 logLevel: 2
oc apply -f sriovOperatorConfig.yaml
apiVersion: machineconfiguration.openshift.io/v1 kind: MachineConfigPool metadata: name: mcp-offloading 1 spec: machineConfigSelector: matchExpressions: - {key: machineconfiguration.openshift.io/role, operator: In, values: [worker,mcp-offloading]} 2 nodeSelector: matchLabels: node-role.kubernetes.io/mcp-offloading: "" 3
oc create -f mcp-offloading.yaml
oc label node worker-2 node-role.kubernetes.io/mcp-offloading=""
oc get nodes
NAME STATUS ROLES AGE VERSION master-0 Ready master 2d v1.25.0 master-1 Ready master 2d v1.25.0 master-2 Ready master 2d v1.25.0 worker-0 Ready worker 2d v1.25.0 worker-1 Ready worker 2d v1.25.0 worker-2 Ready mcp-offloading,worker 47h v1.25.0 worker-3 Ready mcp-offloading,worker 47h v1.25.0
apiVersion: sriovnetwork.openshift.io/v1 kind: SriovNetworkPoolConfig metadata: name: sriovnetworkpoolconfig-offload namespace: openshift-sriov-network-operator spec: ovsHardwareOffloadConfig: name: mcp-offloading 1
oc create -f <SriovNetworkPoolConfig_name>.yaml
apiVersion: sriovnetwork.openshift.io/v1 kind: SriovNetworkNodePolicy metadata: name: sriov-node-policy <.> namespace: openshift-sriov-network-operator spec: deviceType: netdevice <.> eSwitchMode: "switchdev" <.> nicSelector: deviceID: "1019" rootDevices: - 0000:d8:00.0 vendor: "15b3" pfNames: - ens8f0 nodeSelector: feature.node.kubernetes.io/network-sriov.capable: "true" numVfs: 6 priority: 5 resourceName: mlxnics
oc create -f sriov-node-policy.yaml
apiVersion: sriovnetwork.openshift.io/v1 kind: SriovNetworkNodePolicy metadata: name: USD{name} namespace: openshift-sriov-network-operator spec: deviceType: switchdev isRdma: true nicSelector: netFilter: openstack/NetworkID:USD{net_id} nodeSelector: feature.node.kubernetes.io/network-sriov.capable: 'true' numVfs: 1 priority: 99 resourceName: USD{name}
apiVersion: "k8s.cni.cncf.io/v1" kind: NetworkAttachmentDefinition metadata: name: net-attach-def <.> namespace: net-attach-def <.> annotations: k8s.v1.cni.cncf.io/resourceName: openshift.io/mlxnics <.> spec: config: '{"cniVersion":"0.3.1","name":"ovn-kubernetes","type":"ovn-k8s-cni-overlay","ipam":{},"dns":{}}'
oc create -f net-attach-def.yaml
oc get net-attach-def -A
NAMESPACE NAME AGE net-attach-def net-attach-def 43h
. metadata: annotations: v1.multus-cni.io/default-network: net-attach-def/net-attach-def <.>
oc label node <example_node_name_one> node-role.kubernetes.io/sriov=
oc label node <example_node_name_two> node-role.kubernetes.io/sriov=
apiVersion: machineconfiguration.openshift.io/v1 kind: MachineConfigPool metadata: name: sriov spec: machineConfigSelector: matchExpressions: - {key: machineconfiguration.openshift.io/role, operator: In, values: [worker,sriov]} nodeSelector: matchLabels: node-role.kubernetes.io/sriov: ""
apiVersion: machineconfiguration.openshift.io/v1 kind: MachineConfig metadata: labels: machineconfiguration.openshift.io/role: sriov name: 99-bf2-dpu spec: config: ignition: version: 3.2.0 storage: files: - contents: source: data:text/plain;charset=utf-8;base64,ZmluZF9jb250YWluZXIoKSB7CiAgY3JpY3RsIHBzIC1vIGpzb24gfCBqcSAtciAnLmNvbnRhaW5lcnNbXSB8IHNlbGVjdCgubWV0YWRhdGEubmFtZT09InNyaW92LW5ldHdvcmstY29uZmlnLWRhZW1vbiIpIHwgLmlkJwp9CnVudGlsIG91dHB1dD0kKGZpbmRfY29udGFpbmVyKTsgW1sgLW4gIiRvdXRwdXQiIF1dOyBkbwogIGVjaG8gIndhaXRpbmcgZm9yIGNvbnRhaW5lciB0byBjb21lIHVwIgogIHNsZWVwIDE7CmRvbmUKISBzdWRvIGNyaWN0bCBleGVjICRvdXRwdXQgL2JpbmRhdGEvc2NyaXB0cy9iZjItc3dpdGNoLW1vZGUuc2ggIiRAIgo= mode: 0755 overwrite: true path: /etc/default/switch_in_sriov_config_daemon.sh systemd: units: - name: dpu-switch.service enabled: true contents: | [Unit] Description=Switch BlueField2 card to NIC/DPU mode RequiresMountsFor=%t/containers Wants=network.target After=network-online.target kubelet.service [Service] SuccessExitStatus=0 120 RemainAfterExit=True ExecStart=/bin/bash -c '/etc/default/switch_in_sriov_config_daemon.sh nic || shutdown -r now' 1 Type=oneshot [Install] WantedBy=multi-user.target
oc delete sriovnetwork -n openshift-sriov-network-operator --all
oc delete sriovnetworknodepolicy -n openshift-sriov-network-operator --all
oc delete sriovibnetwork -n openshift-sriov-network-operator --all
oc delete crd sriovibnetworks.sriovnetwork.openshift.io
oc delete crd sriovnetworknodepolicies.sriovnetwork.openshift.io
oc delete crd sriovnetworknodestates.sriovnetwork.openshift.io
oc delete crd sriovnetworkpoolconfigs.sriovnetwork.openshift.io
oc delete crd sriovnetworks.sriovnetwork.openshift.io
oc delete crd sriovoperatorconfigs.sriovnetwork.openshift.io
oc delete mutatingwebhookconfigurations network-resources-injector-config
oc delete MutatingWebhookConfiguration sriov-operator-webhook-config
oc delete ValidatingWebhookConfiguration sriov-operator-webhook-config
oc delete namespace openshift-sriov-network-operator
I1006 16:09:50.985852 60651 helper_linux.go:73] Found default gateway interface br-ex 192.168.127.1 I1006 16:09:50.985923 60651 helper_linux.go:73] Found default gateway interface ens4 fe80::5054:ff:febe:bcd4 F1006 16:09:50.985939 60651 ovnkube.go:130] multiple gateway interfaces detected: br-ex ens4
I0512 19:07:17.589083 108432 helper_linux.go:74] Found default gateway interface br-ex 192.168.123.1 F0512 19:07:17.589141 108432 ovnkube.go:133] failed to get default gateway interface
oc get all,ep,cm -n openshift-ovn-kubernetes
NAME READY STATUS RESTARTS AGE pod/ovnkube-master-9g7zt 6/6 Running 1 (48m ago) 57m pod/ovnkube-master-lqs4v 6/6 Running 0 57m pod/ovnkube-master-vxhtq 6/6 Running 0 57m pod/ovnkube-node-9k9kc 5/5 Running 0 57m pod/ovnkube-node-jg52r 5/5 Running 0 51m pod/ovnkube-node-k8wf7 5/5 Running 0 57m pod/ovnkube-node-tlwk6 5/5 Running 0 47m pod/ovnkube-node-xsvnk 5/5 Running 0 57m NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE service/ovn-kubernetes-master ClusterIP None <none> 9102/TCP 57m service/ovn-kubernetes-node ClusterIP None <none> 9103/TCP,9105/TCP 57m service/ovnkube-db ClusterIP None <none> 9641/TCP,9642/TCP 57m NAME DESIRED CURRENT READY UP-TO-DATE AVAILABLE NODE SELECTOR AGE daemonset.apps/ovnkube-master 3 3 3 3 3 beta.kubernetes.io/os=linux,node-role.kubernetes.io/master= 57m daemonset.apps/ovnkube-node 5 5 5 5 5 beta.kubernetes.io/os=linux 57m NAME ENDPOINTS AGE endpoints/ovn-kubernetes-master 10.0.132.11:9102,10.0.151.18:9102,10.0.192.45:9102 57m endpoints/ovn-kubernetes-node 10.0.132.11:9105,10.0.143.72:9105,10.0.151.18:9105 + 7 more... 57m endpoints/ovnkube-db 10.0.132.11:9642,10.0.151.18:9642,10.0.192.45:9642 + 3 more... 57m NAME DATA AGE configmap/control-plane-status 1 55m configmap/kube-root-ca.crt 1 57m configmap/openshift-service-ca.crt 1 57m configmap/ovn-ca 1 57m configmap/ovn-kubernetes-master 0 55m configmap/ovnkube-config 1 57m configmap/signer-ca 1 57m
oc get pods ovnkube-master-9g7zt -o jsonpath='{.spec.containers[*].name}' -n openshift-ovn-kubernetes
northd nbdb kube-rbac-proxy sbdb ovnkube-master ovn-dbchecker
oc get pods ovnkube-node-jg52r -o jsonpath='{.spec.containers[*].name}' -n openshift-ovn-kubernetes
ovn-controller ovn-acl-logging kube-rbac-proxy kube-rbac-proxy-ovn-metrics ovnkube-node
oc get po -n openshift-ovn-kubernetes
NAME READY STATUS RESTARTS AGE ovnkube-master-7j97q 6/6 Running 2 (148m ago) 149m ovnkube-master-gt4ms 6/6 Running 1 (140m ago) 147m ovnkube-master-mk6p6 6/6 Running 0 148m ovnkube-node-8qvtr 5/5 Running 0 149m ovnkube-node-fqdc9 5/5 Running 0 149m ovnkube-node-tlfwv 5/5 Running 0 149m ovnkube-node-wlwkn 5/5 Running 0 142m
oc exec -n openshift-ovn-kubernetes ovnkube-master-7j97q -- /usr/bin/ovn-appctl -t /var/run/ovn/ovnnb_db.ctl --timeout=3 cluster/status OVN_Northbound
Defaulted container "northd" out of: northd, nbdb, kube-rbac-proxy, sbdb, ovnkube-master, ovn-dbchecker 1c57 Name: OVN_Northbound Cluster ID: c48a (c48aa5c0-a704-4c77-a066-24fe99d9b338) Server ID: 1c57 (1c57b6fc-2849-49b7-8679-fbf18bafe339) Address: ssl:10.0.147.219:9643 Status: cluster member Role: follower 1 Term: 5 Leader: 2b4f 2 Vote: unknown Election timer: 10000 Log: [2, 3018] Entries not yet committed: 0 Entries not yet applied: 0 Connections: ->0000 ->0000 <-8844 <-2b4f Disconnections: 0 Servers: 1c57 (1c57 at ssl:10.0.147.219:9643) (self) 8844 (8844 at ssl:10.0.163.212:9643) last msg 8928047 ms ago 2b4f (2b4f at ssl:10.0.242.240:9643) last msg 620 ms ago 3
oc get po -o wide -n openshift-ovn-kubernetes | grep 10.0.242.240 | grep -v ovnkube-node
ovnkube-master-gt4ms 6/6 Running 1 (143m ago) 150m 10.0.242.240 ip-10-0-242-240.ec2.internal <none> <none>
oc exec -n openshift-ovn-kubernetes -it ovnkube-master-gt4ms -c northd -- ovn-nbctl show
oc exec -n openshift-ovn-kubernetes -it ovnkube-master-mk6p6 -c northd ovn-nbctl --help
oc exec -n openshift-ovn-kubernetes -it ovnkube-master-gt4ms -c northd -- ovn-nbctl lr-list
f971f1f3-5112-402f-9d1e-48f1d091ff04 (GR_ip-10-0-145-205.ec2.internal) 69c992d8-a4cf-429e-81a3-5361209ffe44 (GR_ip-10-0-147-219.ec2.internal) 7d164271-af9e-4283-b84a-48f2a44851cd (GR_ip-10-0-163-212.ec2.internal) 111052e3-c395-408b-97b2-8dd0a20a29a5 (GR_ip-10-0-165-9.ec2.internal) ed50ce33-df5d-48e8-8862-2df6a59169a0 (GR_ip-10-0-209-170.ec2.internal) f44e2a96-8d1e-4a4d-abae-ed8728ac6851 (GR_ip-10-0-242-240.ec2.internal) ef3d0057-e557-4b1a-b3c6-fcc3463790b0 (ovn_cluster_router)
oc exec -n openshift-ovn-kubernetes -it ovnkube-master-gt4ms -c northd -- ovn-nbctl ls-list
82808c5c-b3bc-414a-bb59-8fec4b07eb14 (ext_ip-10-0-145-205.ec2.internal) 3d22444f-0272-4c51-afc6-de9e03db3291 (ext_ip-10-0-147-219.ec2.internal) bf73b9df-59ab-4c58-a456-ce8205b34ac5 (ext_ip-10-0-163-212.ec2.internal) bee1e8d0-ec87-45eb-b98b-63f9ec213e5e (ext_ip-10-0-165-9.ec2.internal) 812f08f2-6476-4abf-9a78-635f8516f95e (ext_ip-10-0-209-170.ec2.internal) f65e710b-32f9-482b-8eab-8d96a44799c1 (ext_ip-10-0-242-240.ec2.internal) 84dad700-afb8-4129-86f9-923a1ddeace9 (ip-10-0-145-205.ec2.internal) 1b7b448b-e36c-4ca3-9f38-4a2cf6814bfd (ip-10-0-147-219.ec2.internal) d92d1f56-2606-4f23-8b6a-4396a78951de (ip-10-0-163-212.ec2.internal) 6864a6b2-de15-4de3-92d8-f95014b6f28f (ip-10-0-165-9.ec2.internal) c26bf618-4d7e-4afd-804f-1a2cbc96ec6d (ip-10-0-209-170.ec2.internal) ab9a4526-44ed-4f82-ae1c-e20da04947d9 (ip-10-0-242-240.ec2.internal) a8588aba-21da-4276-ba0f-9d68e88911f0 (join)
oc exec -n openshift-ovn-kubernetes -it ovnkube-master-gt4ms -c northd -- ovn-nbctl lb-list
UUID LB PROTO VIP IPs f0fb50f9-4968-4b55-908c-616bae4db0a2 Service_default/ tcp 172.30.0.1:443 10.0.147.219:6443,10.0.163.212:6443,169.254.169.2:6443 0dc42012-4f5b-432e-ae01-2cc4bfe81b00 Service_default/ tcp 172.30.0.1:443 10.0.147.219:6443,169.254.169.2:6443,10.0.242.240:6443 f7fff5d5-5eff-4a40-98b1-3a4ba8f7f69c Service_default/ tcp 172.30.0.1:443 169.254.169.2:6443,10.0.163.212:6443,10.0.242.240:6443 12fe57a0-50a4-4a1b-ac10-5f288badee07 Service_default/ tcp 172.30.0.1:443 10.0.147.219:6443,10.0.163.212:6443,10.0.242.240:6443 3f137fbf-0b78-4875-ba44-fbf89f254cf7 Service_openshif tcp 172.30.23.153:443 10.130.0.14:8443 174199fe-0562-4141-b410-12094db922a7 Service_openshif tcp 172.30.69.51:50051 10.130.0.84:50051 5ee2d4bd-c9e2-4d16-a6df-f54cd17c9ac3 Service_openshif tcp 172.30.143.87:9001 10.0.145.205:9001,10.0.147.219:9001,10.0.163.212:9001,10.0.165.9:9001,10.0.209.170:9001,10.0.242.240:9001 a056ae3d-83f8-45bc-9c80-ef89bce7b162 Service_openshif tcp 172.30.164.74:443 10.0.147.219:6443,10.0.163.212:6443,10.0.242.240:6443 bac51f3d-9a6f-4f5e-ac02-28fd343a332a Service_openshif tcp 172.30.0.10:53 10.131.0.6:5353 tcp 172.30.0.10:9154 10.131.0.6:9154 48105bbc-51d7-4178-b975-417433f9c20a Service_openshif tcp 172.30.26.159:2379 10.0.147.219:2379,169.254.169.2:2379,10.0.242.240:2379 tcp 172.30.26.159:9979 10.0.147.219:9979,169.254.169.2:9979,10.0.242.240:9979 7de2b8fc-342a-415f-ac13-1a493f4e39c0 Service_openshif tcp 172.30.53.219:443 10.128.0.7:8443 tcp 172.30.53.219:9192 10.128.0.7:9192 2cef36bc-d720-4afb-8d95-9350eff1d27a Service_openshif tcp 172.30.81.66:443 10.128.0.23:8443 365cb6fb-e15e-45a4-a55b-21868b3cf513 Service_openshif tcp 172.30.96.51:50051 10.130.0.19:50051 41691cbb-ec55-4cdb-8431-afce679c5e8d Service_openshif tcp 172.30.98.218:9099 169.254.169.2:9099 82df10ba-8143-400b-977a-8f5f416a4541 Service_openshif tcp 172.30.26.159:2379 10.0.147.219:2379,10.0.163.212:2379,169.254.169.2:2379 tcp 172.30.26.159:9979 10.0.147.219:9979,10.0.163.212:9979,169.254.169.2:9979 debe7f3a-39a8-490e-bc0a-ebbfafdffb16 Service_openshif tcp 172.30.23.244:443 10.128.0.48:8443,10.129.0.27:8443,10.130.0.45:8443 8a749239-02d9-4dc2-8737-716528e0da7b Service_openshif tcp 172.30.124.255:8443 10.128.0.14:8443 880c7c78-c790-403d-a3cb-9f06592717a3 Service_openshif tcp 172.30.0.10:53 10.130.0.20:5353 tcp 172.30.0.10:9154 10.130.0.20:9154 d2f39078-6751-4311-a161-815bbaf7f9c7 Service_openshif tcp 172.30.26.159:2379 169.254.169.2:2379,10.0.163.212:2379,10.0.242.240:2379 tcp 172.30.26.159:9979 169.254.169.2:9979,10.0.163.212:9979,10.0.242.240:9979 30948278-602b-455c-934a-28e64c46de12 Service_openshif tcp 172.30.157.35:9443 10.130.0.43:9443 2cc7e376-7c02-4a82-89e8-dfa1e23fb003 Service_openshif tcp 172.30.159.212:17698 10.128.0.48:17698,10.129.0.27:17698,10.130.0.45:17698 e7d22d35-61c2-40c2-bc30-265cff8ed18d Service_openshif tcp 172.30.143.87:9001 10.0.145.205:9001,10.0.147.219:9001,10.0.163.212:9001,10.0.165.9:9001,10.0.209.170:9001,169.254.169.2:9001 75164e75-e0c5-40fb-9636-bfdbf4223a02 Service_openshif tcp 172.30.150.68:1936 10.129.4.8:1936,10.131.0.10:1936 tcp 172.30.150.68:443 10.129.4.8:443,10.131.0.10:443 tcp 172.30.150.68:80 10.129.4.8:80,10.131.0.10:80 7bc4ee74-dccf-47e9-9149-b011f09aff39 Service_openshif tcp 172.30.164.74:443 10.0.147.219:6443,10.0.163.212:6443,169.254.169.2:6443 0db59e74-1cc6-470c-bf44-57c520e0aa8f Service_openshif tcp 10.0.163.212:31460 tcp 10.0.163.212:32361 c300e134-018c-49af-9f84-9deb1d0715f8 Service_openshif tcp 172.30.42.244:50051 10.130.0.47:50051 5e352773-429b-4881-afb3-a13b7ba8b081 Service_openshif tcp 172.30.244.66:443 10.129.0.8:8443,10.130.0.8:8443 54b82d32-1939-4465-a87d-f26321442a7a Service_openshif tcp 172.30.12.9:8443 10.128.0.35:8443
oc get po -n openshift-ovn-kubernetes
NAME READY STATUS RESTARTS AGE ovnkube-master-7j97q 6/6 Running 2 (134m ago) 135m ovnkube-master-gt4ms 6/6 Running 1 (126m ago) 133m ovnkube-master-mk6p6 6/6 Running 0 134m ovnkube-node-8qvtr 5/5 Running 0 135m ovnkube-node-bqztb 5/5 Running 0 117m ovnkube-node-fqdc9 5/5 Running 0 135m ovnkube-node-tlfwv 5/5 Running 0 135m ovnkube-node-wlwkn 5/5 Running 0 128m
oc exec -n openshift-ovn-kubernetes ovnkube-master-7j97q -- /usr/bin/ovn-appctl -t /var/run/ovn/ovnsb_db.ctl --timeout=3 cluster/status OVN_Southbound
Defaulted container "northd" out of: northd, nbdb, kube-rbac-proxy, sbdb, ovnkube-master, ovn-dbchecker 1930 Name: OVN_Southbound Cluster ID: f772 (f77273c0-7986-42dd-bd3c-a9f18e25701f) Server ID: 1930 (1930f4b7-314b-406f-9dcb-b81fe2729ae1) Address: ssl:10.0.147.219:9644 Status: cluster member Role: follower 1 Term: 3 Leader: 7081 2 Vote: unknown Election timer: 16000 Log: [2, 2423] Entries not yet committed: 0 Entries not yet applied: 0 Connections: ->0000 ->7145 <-7081 <-7145 Disconnections: 0 Servers: 7081 (7081 at ssl:10.0.163.212:9644) last msg 59 ms ago 3 1930 (1930 at ssl:10.0.147.219:9644) (self) 7145 (7145 at ssl:10.0.242.240:9644) last msg 7871735 ms ago
oc get po -o wide -n openshift-ovn-kubernetes | grep 10.0.163.212 | grep -v ovnkube-node
ovnkube-master-mk6p6 6/6 Running 0 136m 10.0.163.212 ip-10-0-163-212.ec2.internal <none> <none>
oc exec -n openshift-ovn-kubernetes -it ovnkube-master-mk6p6 -c northd -- ovn-sbctl show
Chassis "8ca57b28-9834-45f0-99b0-96486c22e1be" hostname: ip-10-0-156-16.ec2.internal Encap geneve ip: "10.0.156.16" options: {csum="true"} Port_Binding k8s-ip-10-0-156-16.ec2.internal Port_Binding etor-GR_ip-10-0-156-16.ec2.internal Port_Binding jtor-GR_ip-10-0-156-16.ec2.internal Port_Binding openshift-ingress-canary_ingress-canary-hsblx Port_Binding rtoj-GR_ip-10-0-156-16.ec2.internal Port_Binding openshift-monitoring_prometheus-adapter-658fc5967-9l46x Port_Binding rtoe-GR_ip-10-0-156-16.ec2.internal Port_Binding openshift-multus_network-metrics-daemon-77nvz Port_Binding openshift-ingress_router-default-64fd8c67c7-df598 Port_Binding openshift-dns_dns-default-ttpcq Port_Binding openshift-monitoring_alertmanager-main-0 Port_Binding openshift-e2e-loki_loki-promtail-g2pbh Port_Binding openshift-network-diagnostics_network-check-target-m6tn4 Port_Binding openshift-monitoring_thanos-querier-75b5cf8dcb-qf8qj Port_Binding cr-rtos-ip-10-0-156-16.ec2.internal Port_Binding openshift-image-registry_image-registry-7b7bc44566-mp9b8
oc exec -n openshift-ovn-kubernetes -it ovnkube-master-mk6p6 -c northd -- ovn-sbctl --help
git clone git@github.com:openshift/network-tools.git
cd network-tools
./debug-scripts/network-tools -h
./debug-scripts/network-tools ovn-db-run-command ovn-nbctl lr-list
Leader pod is ovnkube-master-vslqm 5351ddd1-f181-4e77-afc6-b48b0a9df953 (GR_helix13.lab.eng.tlv2.redhat.com) ccf9349e-1948-4df8-954e-39fb0c2d4d06 (GR_helix14.lab.eng.tlv2.redhat.com) e426b918-75a8-4220-9e76-20b7758f92b7 (GR_hlxcl7-master-0.hlxcl7.lab.eng.tlv2.redhat.com) dded77c8-0cc3-4b99-8420-56cd2ae6a840 (GR_hlxcl7-master-1.hlxcl7.lab.eng.tlv2.redhat.com) 4f6747e6-e7ba-4e0c-8dcd-94c8efa51798 (GR_hlxcl7-master-2.hlxcl7.lab.eng.tlv2.redhat.com) 52232654-336e-4952-98b9-0b8601e370b4 (ovn_cluster_router)
./debug-scripts/network-tools ovn-db-run-command ovn-sbctl find Port_Binding type=localnet
Leader pod is ovnkube-master-vslqm _uuid : 3de79191-cca8-4c28-be5a-a228f0f9ebfc additional_chassis : [] additional_encap : [] chassis : [] datapath : 3f1a4928-7ff5-471f-9092-fe5f5c67d15c encap : [] external_ids : {} gateway_chassis : [] ha_chassis_group : [] logical_port : br-ex_helix13.lab.eng.tlv2.redhat.com mac : [unknown] nat_addresses : [] options : {network_name=physnet} parent_port : [] port_security : [] requested_additional_chassis: [] requested_chassis : [] tag : [] tunnel_key : 2 type : localnet up : false virtual_parent : [] _uuid : dbe21daf-9594-4849-b8f0-5efbfa09a455 additional_chassis : [] additional_encap : [] chassis : [] datapath : db2a6067-fe7c-4d11-95a7-ff2321329e11 encap : [] external_ids : {} gateway_chassis : [] ha_chassis_group : [] logical_port : br-ex_hlxcl7-master-2.hlxcl7.lab.eng.tlv2.redhat.com mac : [unknown] nat_addresses : [] options : {network_name=physnet} parent_port : [] port_security : [] requested_additional_chassis: [] requested_chassis : [] tag : [] tunnel_key : 2 type : localnet up : false virtual_parent : [] [...]
./debug-scripts/network-tools ovn-db-run-command ovn-sbctl find Port_Binding type=l3gateway
Leader pod is ovnkube-master-vslqm _uuid : 9314dc80-39e1-4af7-9cc0-ae8a9708ed59 additional_chassis : [] additional_encap : [] chassis : 336a923d-99e8-4e71-89a6-12564fde5760 datapath : db2a6067-fe7c-4d11-95a7-ff2321329e11 encap : [] external_ids : {} gateway_chassis : [] ha_chassis_group : [] logical_port : etor-GR_hlxcl7-master-2.hlxcl7.lab.eng.tlv2.redhat.com mac : ["52:54:00:3e:95:d3"] nat_addresses : ["52:54:00:3e:95:d3 10.46.56.77"] options : {l3gateway-chassis="7eb1f1c3-87c2-4f68-8e89-60f5ca810971", peer=rtoe-GR_hlxcl7-master-2.hlxcl7.lab.eng.tlv2.redhat.com} parent_port : [] port_security : [] requested_additional_chassis: [] requested_chassis : [] tag : [] tunnel_key : 1 type : l3gateway up : true virtual_parent : [] _uuid : ad7eb303-b411-4e9f-8d36-d07f1f268e27 additional_chassis : [] additional_encap : [] chassis : f41453b8-29c5-4f39-b86b-e82cf344bce4 datapath : 082e7a60-d9c7-464b-b6ec-117d3426645a encap : [] external_ids : {} gateway_chassis : [] ha_chassis_group : [] logical_port : etor-GR_helix14.lab.eng.tlv2.redhat.com mac : ["34:48:ed:f3:e2:2c"] nat_addresses : ["34:48:ed:f3:e2:2c 10.46.56.14"] options : {l3gateway-chassis="2e8abe3a-cb94-4593-9037-f5f9596325e2", peer=rtoe-GR_helix14.lab.eng.tlv2.redhat.com} parent_port : [] port_security : [] requested_additional_chassis: [] requested_chassis : [] tag : [] tunnel_key : 1 type : l3gateway up : true virtual_parent : [] [...]
./debug-scripts/network-tools ovn-db-run-command ovn-sbctl find Port_Binding type=patch
Leader pod is ovnkube-master-vslqm _uuid : c48b1380-ff26-4965-a644-6bd5b5946c61 additional_chassis : [] additional_encap : [] chassis : [] datapath : 72734d65-fae1-4bd9-a1ee-1bf4e085a060 encap : [] external_ids : {} gateway_chassis : [] ha_chassis_group : [] logical_port : jtor-ovn_cluster_router mac : [router] nat_addresses : [] options : {peer=rtoj-ovn_cluster_router} parent_port : [] port_security : [] requested_additional_chassis: [] requested_chassis : [] tag : [] tunnel_key : 4 type : patch up : false virtual_parent : [] _uuid : 5df51302-f3cd-415b-a059-ac24389938f7 additional_chassis : [] additional_encap : [] chassis : [] datapath : 0551c90f-e891-4909-8e9e-acc7909e06d0 encap : [] external_ids : {} gateway_chassis : [] ha_chassis_group : [] logical_port : rtos-hlxcl7-master-1.hlxcl7.lab.eng.tlv2.redhat.com mac : ["0a:58:0a:82:00:01 10.130.0.1/23"] nat_addresses : [] options : {chassis-redirect-port=cr-rtos-hlxcl7-master-1.hlxcl7.lab.eng.tlv2.redhat.com, peer=stor-hlxcl7-master-1.hlxcl7.lab.eng.tlv2.redhat.com} parent_port : [] port_security : [] requested_additional_chassis: [] requested_chassis : [] tag : [] tunnel_key : 4 type : patch up : false virtual_parent : [] [...]
oc get pods -n openshift-ovn-kubernetes -l app=ovnkube-master -o json | jq '.items[0].spec.containers[] | .name,.readinessProbe'
oc get pods -n openshift-ovn-kubernetes -l app=ovnkube-master -o json | jq '.items[0].spec.containers[] | .name,.readinessProbe'
oc get events -n openshift-ovn-kubernetes
oc describe pod ovnkube-master-tp2z8 -n openshift-ovn-kubernetes
oc get co/network -o json | jq '.status.conditions[]'
for p in USD(oc get pods --selector app=ovnkube-master -n openshift-ovn-kubernetes -o jsonpath='{range.items[*]}{" "}{.metadata.name}'); do echo === USDp ===; get pods -n openshift-ovn-kubernetes USDp -o json | jq '.status.containerStatuses[] | .name, .ready'; done
ALERT_MANAGER=USD(oc get route alertmanager-main -n openshift-monitoring -o jsonpath='{@.spec.host}')
curl -s -k -H "Authorization: Bearer USD(oc create token prometheus-k8s -n openshift-monitoring)" https://USDALERT_MANAGER/api/v1/alerts | jq '.data[] | "\(.labels.severity) \(.labels.alertname) \(.labels.pod) \(.labels.container) \(.labels.endpoint) \(.labels.instance)"'
oc -n openshift-monitoring exec -c prometheus prometheus-k8s-0 -- curl -s 'http://localhost:9090/api/v1/rules' | jq '.data.groups[].rules[] | select(((.name|contains("ovn")) or (.name|contains("OVN")) or (.name|contains("Ovn")) or (.name|contains("North")) or (.name|contains("South"))) and .type=="alerting")'
oc logs -f <pod_name> -c <container_name> -n <namespace>
oc logs ovnkube-master-7h4q7 -n openshift-ovn-kubernetes
oc logs -f ovnkube-master-7h4q7 -n openshift-ovn-kubernetes -c ovn-dbchecker
for p in USD(oc get pods --selector app=ovnkube-master -n openshift-ovn-kubernetes -o jsonpath='{range.items[*]}{" "}{.metadata.name}'); do echo === USDp ===; for container in USD(oc get pods -n openshift-ovn-kubernetes USDp -o json | jq -r '.status.containerStatuses[] | .name');do echo ---USDcontainer---; logs -c USDcontainer USDp -n openshift-ovn-kubernetes --tail=5; done; done
oc logs -l app=ovnkube-master -n openshift-ovn-kubernetes --all-containers --tail 5
oc get po -o wide -n openshift-ovn-kubernetes
NAME READY STATUS RESTARTS AGE IP NODE NOMINATED NODE READINESS GATES ovnkube-master-84nc9 6/6 Running 0 50m 10.0.134.156 ip-10-0-134-156.ec2.internal <none> <none> ovnkube-master-gmlqv 6/6 Running 0 50m 10.0.209.180 ip-10-0-209-180.ec2.internal <none> <none> ovnkube-master-nhts2 6/6 Running 1 (48m ago) 50m 10.0.147.31 ip-10-0-147-31.ec2.internal <none> <none> ovnkube-node-2cbh8 5/5 Running 0 43m 10.0.217.114 ip-10-0-217-114.ec2.internal <none> <none> ovnkube-node-6fvzl 5/5 Running 0 50m 10.0.147.31 ip-10-0-147-31.ec2.internal <none> <none> ovnkube-node-f4lzz 5/5 Running 0 24m 10.0.146.76 ip-10-0-146-76.ec2.internal <none> <none> ovnkube-node-jf67d 5/5 Running 0 50m 10.0.209.180 ip-10-0-209-180.ec2.internal <none> <none> ovnkube-node-np9mf 5/5 Running 0 40m 10.0.165.191 ip-10-0-165-191.ec2.internal <none> <none> ovnkube-node-qjldg 5/5 Running 0 50m 10.0.134.156 ip-10-0-134-156.ec2.internal <none> <none>
kind: ConfigMap apiVersion: v1 metadata: name: env-overrides namespace: openshift-ovn-kubernetes data: ip-10-0-217-114.ec2.internal: | 1 # This sets the log level for the ovn-kubernetes node process: OVN_KUBE_LOG_LEVEL=5 # You might also/instead want to enable debug logging for ovn-controller: OVN_LOG_LEVEL=dbg ip-10-0-209-180.ec2.internal: | # This sets the log level for the ovn-kubernetes node process: OVN_KUBE_LOG_LEVEL=5 # You might also/instead want to enable debug logging for ovn-controller: OVN_LOG_LEVEL=dbg _master: | 2 # This sets the log level for the ovn-kubernetes master process as well as the ovn-dbchecker: OVN_KUBE_LOG_LEVEL=5 # You might also/instead want to enable debug logging for northd, nbdb and sbdb on all masters: OVN_LOG_LEVEL=dbg
oc apply -n openshift-ovn-kubernetes -f env-overrides.yaml
configmap/env-overrides.yaml created
oc delete pod -n openshift-ovn-kubernetes --field-selector spec.nodeName=ip-10-0-217-114.ec2.internal -l app=ovnkube-node
oc delete pod -n openshift-ovn-kubernetes --field-selector spec.nodeName=ip-10-0-209-180.ec2.internal -l app=ovnkube-node
oc delete pod -n openshift-ovn-kubernetes -l app=ovnkube-master
oc get podnetworkconnectivitychecks -n openshift-network-diagnostics
oc get podnetworkconnectivitychecks -n openshift-network-diagnostics -o json | jq '.items[]| .spec.targetEndpoint,.status.successes[0]'
oc get podnetworkconnectivitychecks -n openshift-network-diagnostics -o json | jq '.items[]| .spec.targetEndpoint,.status.failures[0]'
oc get podnetworkconnectivitychecks -n openshift-network-diagnostics -o json | jq '.items[]| .spec.targetEndpoint,.status.outages[0]'
oc exec prometheus-k8s-0 -n openshift-monitoring -- promtool query instant http://localhost:9090 '{component="openshift-network-diagnostics"}'
oc exec prometheus-k8s-0 -n openshift-monitoring -- promtool query instant http://localhost:9090 '{component="openshift-network-diagnostics"}'
POD=USD(oc get pods -n openshift-ovn-kubernetes -l app=ovnkube-master -o name | head -1 | awk -F '/' '{print USDNF}')
oc cp -n openshift-ovn-kubernetes USDPOD:/usr/bin/ovnkube-trace ovnkube-trace
chmod +x ovnkube-trace
./ovnkube-trace -help
I0111 15:05:27.973305 204872 ovs.go:90] Maximum command line arguments set to: 191102 Usage of ./ovnkube-trace: -dst string dest: destination pod name -dst-ip string destination IP address (meant for tests to external targets) -dst-namespace string k8s namespace of dest pod (default "default") -dst-port string dst-port: destination port (default "80") -kubeconfig string absolute path to the kubeconfig file -loglevel string loglevel: klog level (default "0") -ovn-config-namespace string namespace used by ovn-config itself -service string service: destination service name -skip-detrace skip ovn-detrace command -src string src: source pod name -src-namespace string k8s namespace of source pod (default "default") -tcp use tcp transport protocol -udp use udp transport protocol
oc run web --namespace=default --image=nginx --labels="app=web" --expose --port=80
get pods -n openshift-dns
NAME READY STATUS RESTARTS AGE dns-default-467qw 2/2 Running 0 49m dns-default-6prvx 2/2 Running 0 53m dns-default-fkqr8 2/2 Running 0 53m dns-default-qv2rg 2/2 Running 0 49m dns-default-s29vr 2/2 Running 0 49m dns-default-vdsbn 2/2 Running 0 53m node-resolver-6thtt 1/1 Running 0 53m node-resolver-7ksdn 1/1 Running 0 49m node-resolver-8sthh 1/1 Running 0 53m node-resolver-c5ksw 1/1 Running 0 50m node-resolver-gbvdp 1/1 Running 0 53m node-resolver-sxhkd 1/1 Running 0 50m
./ovnkube-trace -src-namespace default \ 1 -src web \ 2 -dst-namespace openshift-dns \ 3 -dst dns-default-467qw \ 4 -udp -dst-port 53 \ 5 -loglevel 0 6
I0116 10:19:35.601303 17900 ovs.go:90] Maximum command line arguments set to: 191102 ovn-trace source pod to destination pod indicates success from web to dns-default-467qw ovn-trace destination pod to source pod indicates success from dns-default-467qw to web ovs-appctl ofproto/trace source pod to destination pod indicates success from web to dns-default-467qw ovs-appctl ofproto/trace destination pod to source pod indicates success from dns-default-467qw to web ovn-detrace source pod to destination pod indicates success from web to dns-default-467qw ovn-detrace destination pod to source pod indicates success from dns-default-467qw to web
./ovnkube-trace -src-namespace default -src web -dst-namespace openshift-dns -dst dns-default-467qw -udp -dst-port 53 -loglevel 2
kind: NetworkPolicy apiVersion: networking.k8s.io/v1 metadata: name: deny-by-default namespace: default spec: podSelector: {} ingress: []
oc apply -f deny-by-default.yaml
networkpolicy.networking.k8s.io/deny-by-default created
oc run web --namespace=default --image=nginx --labels="app=web" --expose --port=80
oc create namespace prod
oc label namespace/prod purpose=production
oc run test-6459 --namespace=prod --rm -i -t --image=alpine -- sh
./ovnkube-trace -src-namespace prod -src test-6459 -dst-namespace default -dst web -tcp -dst-port 80 -loglevel 0
I0116 14:20:47.380775 50822 ovs.go:90] Maximum command line arguments set to: 191102 ovn-trace source pod to destination pod indicates failure from test-6459 to web
./ovnkube-trace -src-namespace prod -src test-6459 -dst-namespace default -dst web -tcp -dst-port 80 -loglevel 2
ct_lb_mark /* default (use --ct to customize) */ ------------------------------------------------ 3. ls_out_acl_hint (northd.c:6092): !ct.new && ct.est && !ct.rpl && ct_mark.blocked == 0, priority 4, uuid 32d45ad4 reg0[8] = 1; reg0[10] = 1; next; 4. ls_out_acl (northd.c:6435): reg0[10] == 1 && (outport == @a16982411286042166782_ingressDefaultDeny), priority 2000, uuid f730a887 1 ct_commit { ct_mark.blocked = 1; };
kind: NetworkPolicy apiVersion: networking.k8s.io/v1 metadata: name: web-allow-prod namespace: default spec: podSelector: matchLabels: app: web policyTypes: - Ingress ingress: - from: - namespaceSelector: matchLabels: purpose: production
oc apply -f web-allow-prod.yaml
./ovnkube-trace -src-namespace prod -src test-6459 -dst-namespace default -dst web -tcp -dst-port 80 -loglevel 0
I0116 14:25:44.055207 51695 ovs.go:90] Maximum command line arguments set to: 191102 ovn-trace source pod to destination pod indicates success from test-6459 to web ovn-trace destination pod to source pod indicates success from web to test-6459 ovs-appctl ofproto/trace source pod to destination pod indicates success from test-6459 to web ovs-appctl ofproto/trace destination pod to source pod indicates success from web to test-6459 ovn-detrace source pod to destination pod indicates success from test-6459 to web ovn-detrace destination pod to source pod indicates success from web to test-6459
wget -qO- --timeout=2 http://web.default
<!DOCTYPE html> <html> <head> <title>Welcome to nginx!</title> <style> html { color-scheme: light dark; } body { width: 35em; margin: 0 auto; font-family: Tahoma, Verdana, Arial, sans-serif; } </style> </head> <body> <h1>Welcome to nginx!</h1> <p>If you see this page, the nginx web server is successfully installed and working. Further configuration is required.</p> <p>For online documentation and support please refer to <a href="http://nginx.org/">nginx.org</a>.<br/> Commercial support is available at <a href="http://nginx.com/">nginx.com</a>.</p> <p><em>Thank you for using nginx.</em></p> </body> </html>
oc get Network.config.openshift.io cluster -o yaml > cluster-openshift-sdn.yaml
#!/bin/bash if [ -n "USDOVN_SDN_MIGRATION_TIMEOUT" ] && [ "USDOVN_SDN_MIGRATION_TIMEOUT" = "0s" ]; then unset OVN_SDN_MIGRATION_TIMEOUT fi #loops the timeout command of the script to repeatedly check the cluster Operators until all are available. co_timeout=USD{OVN_SDN_MIGRATION_TIMEOUT:-1200s} timeout "USDco_timeout" bash <<EOT until oc wait co --all --for='condition=AVAILABLE=True' --timeout=10s && oc wait co --all --for='condition=PROGRESSING=False' --timeout=10s && oc wait co --all --for='condition=DEGRADED=False' --timeout=10s; do sleep 10 echo "Some ClusterOperators Degraded=False,Progressing=True,or Available=False"; done EOT
oc patch Network.operator.openshift.io cluster --type='merge' --patch '{"spec":{"migration":null}}'
oc get nncp
NAME STATUS REASON bondmaster0 Available SuccessfullyConfigured
oc delete nncp <nncp_manifest_filename>
oc patch Network.operator.openshift.io cluster --type='merge' --patch '{ "spec": { "migration": { "networkType": "OVNKubernetes" } } }'
oc get mcp
oc get co
oc patch Network.operator.openshift.io cluster --type='merge' --patch '{ "spec": { "migration": { "networkType": "OVNKubernetes", "features": { "egressIP": <bool>, "egressFirewall": <bool>, "multicast": <bool> } } } }'
oc patch Network.operator.openshift.io cluster --type=merge --patch '{ "spec":{ "defaultNetwork":{ "ovnKubernetesConfig":{ "mtu":<mtu>, "genevePort":<port>, "v4InternalSubnet":"<ipv4_subnet>" }}}}'
oc patch Network.operator.openshift.io cluster --type=merge --patch '{ "spec":{ "defaultNetwork":{ "ovnKubernetesConfig":{ "mtu":1200 }}}}'
oc get mcp
oc describe node | egrep "hostname|machineconfig"
kubernetes.io/hostname=master-0 machineconfiguration.openshift.io/currentConfig: rendered-master-c53e221d9d24e1c8bb6ee89dd3d8ad7b machineconfiguration.openshift.io/desiredConfig: rendered-master-c53e221d9d24e1c8bb6ee89dd3d8ad7b machineconfiguration.openshift.io/reason: machineconfiguration.openshift.io/state: Done
oc get machineconfig <config_name> -o yaml | grep ExecStart
ExecStart=/usr/local/bin/configure-ovs.sh OVNKubernetes
oc get pod -n openshift-machine-config-operator
NAME READY STATUS RESTARTS AGE machine-config-controller-75f756f89d-sjp8b 1/1 Running 0 37m machine-config-daemon-5cf4b 2/2 Running 0 43h machine-config-daemon-7wzcd 2/2 Running 0 43h machine-config-daemon-fc946 2/2 Running 0 43h machine-config-daemon-g2v28 2/2 Running 0 43h machine-config-daemon-gcl4f 2/2 Running 0 43h machine-config-daemon-l5tnv 2/2 Running 0 43h machine-config-operator-79d9c55d5-hth92 1/1 Running 0 37m machine-config-server-bsc8h 1/1 Running 0 43h machine-config-server-hklrm 1/1 Running 0 43h machine-config-server-k9rtx 1/1 Running 0 43h
oc logs <pod> -n openshift-machine-config-operator
oc patch Network.config.openshift.io cluster --type='merge' --patch '{ "spec": { "networkType": "OVNKubernetes" } }'
oc patch Network.config.openshift.io cluster --type='merge' --patch '{ "spec": { "clusterNetwork": [ { "cidr": "<cidr>", "hostPrefix": <prefix> } ], "networkType": "OVNKubernetes" } }'
oc -n openshift-multus rollout status daemonset/multus
Waiting for daemon set "multus" rollout to finish: 1 out of 6 new pods have been updated Waiting for daemon set "multus" rollout to finish: 5 of 6 updated pods are available daemon set "multus" successfully rolled out
#!/bin/bash readarray -t POD_NODES <<< "USD(oc get pod -n openshift-machine-config-operator -o wide| grep daemon|awk '{print USD1" "USD7}')" for i in "USD{POD_NODES[@]}" do read -r POD NODE <<< "USDi" until oc rsh -n openshift-machine-config-operator "USDPOD" chroot /rootfs shutdown -r +1 do echo "cannot reboot node USDNODE, retry" && sleep 3 done done
#!/bin/bash for ip in USD(oc get nodes -o jsonpath='{.items[*].status.addresses[?(@.type=="InternalIP")].address}') do echo "reboot node USDip" ssh -o StrictHostKeyChecking=no core@USDip sudo shutdown -r -t 3 done
oc get network.config/cluster -o jsonpath='{.status.networkType}{"\n"}'
oc get nodes
oc get pods --all-namespaces -o wide --sort-by='{.spec.nodeName}'
oc get co
oc patch Network.operator.openshift.io cluster --type='merge' --patch '{ "spec": { "migration": null } }'
oc patch Network.operator.openshift.io cluster --type='merge' --patch '{ "spec": { "defaultNetwork": { "openshiftSDNConfig": null } } }'
oc delete namespace openshift-sdn
oc patch MachineConfigPool master --type='merge' --patch '{ "spec": { "paused": true } }'
oc patch MachineConfigPool worker --type='merge' --patch '{ "spec":{ "paused": true } }'
oc patch Network.operator.openshift.io cluster --type='merge' --patch '{ "spec": { "migration": null } }'
oc get Network.config cluster -o jsonpath='{.status.migration}'
oc patch Network.operator.openshift.io cluster --type='merge' --patch '{ "spec": { "migration": { "networkType": "OpenShiftSDN" } } }'
oc get Network.config cluster -o jsonpath='{.status.migration.networkType}'
oc patch Network.config.openshift.io cluster --type='merge' --patch '{ "spec": { "networkType": "OpenShiftSDN" } }'
oc patch Network.operator.openshift.io cluster --type='merge' --patch '{ "spec": { "migration": { "networkType": "OpenShiftSDN", "features": { "egressIP": <bool>, "egressFirewall": <bool>, "multicast": <bool> } } } }'
oc patch Network.operator.openshift.io cluster --type=merge --patch '{ "spec":{ "defaultNetwork":{ "openshiftSDNConfig":{ "mtu":<mtu>, "vxlanPort":<port> }}}}'
oc patch Network.operator.openshift.io cluster --type=merge --patch '{ "spec":{ "defaultNetwork":{ "openshiftSDNConfig":{ "mtu":1200 }}}}'
#!/bin/bash readarray -t POD_NODES <<< "USD(oc get pod -n openshift-machine-config-operator -o wide| grep daemon|awk '{print USD1" "USD7}')" for i in "USD{POD_NODES[@]}" do read -r POD NODE <<< "USDi" until oc rsh -n openshift-machine-config-operator "USDPOD" chroot /rootfs shutdown -r +1 do echo "cannot reboot node USDNODE, retry" && sleep 3 done done
#!/bin/bash for ip in USD(oc get nodes -o jsonpath='{.items[*].status.addresses[?(@.type=="InternalIP")].address}') do echo "reboot node USDip" ssh -o StrictHostKeyChecking=no core@USDip sudo shutdown -r -t 3 done
oc -n openshift-multus rollout status daemonset/multus
Waiting for daemon set "multus" rollout to finish: 1 out of 6 new pods have been updated Waiting for daemon set "multus" rollout to finish: 5 of 6 updated pods are available daemon set "multus" successfully rolled out
oc patch MachineConfigPool master --type='merge' --patch '{ "spec": { "paused": false } }'
oc patch MachineConfigPool worker --type='merge' --patch '{ "spec": { "paused": false } }'
oc describe node | egrep "hostname|machineconfig"
kubernetes.io/hostname=master-0 machineconfiguration.openshift.io/currentConfig: rendered-master-c53e221d9d24e1c8bb6ee89dd3d8ad7b machineconfiguration.openshift.io/desiredConfig: rendered-master-c53e221d9d24e1c8bb6ee89dd3d8ad7b machineconfiguration.openshift.io/reason: machineconfiguration.openshift.io/state: Done
oc get machineconfig <config_name> -o yaml
oc get Network.config/cluster -o jsonpath='{.status.networkType}{"\n"}'
oc get nodes
oc get pod -n openshift-machine-config-operator
NAME READY STATUS RESTARTS AGE machine-config-controller-75f756f89d-sjp8b 1/1 Running 0 37m machine-config-daemon-5cf4b 2/2 Running 0 43h machine-config-daemon-7wzcd 2/2 Running 0 43h machine-config-daemon-fc946 2/2 Running 0 43h machine-config-daemon-g2v28 2/2 Running 0 43h machine-config-daemon-gcl4f 2/2 Running 0 43h machine-config-daemon-l5tnv 2/2 Running 0 43h machine-config-operator-79d9c55d5-hth92 1/1 Running 0 37m machine-config-server-bsc8h 1/1 Running 0 43h machine-config-server-hklrm 1/1 Running 0 43h machine-config-server-k9rtx 1/1 Running 0 43h
oc logs <pod> -n openshift-machine-config-operator
oc get pods --all-namespaces -o wide --sort-by='{.spec.nodeName}'
oc patch Network.operator.openshift.io cluster --type='merge' --patch '{ "spec": { "migration": null } }'
oc patch Network.operator.openshift.io cluster --type='merge' --patch '{ "spec": { "defaultNetwork": { "ovnKubernetesConfig":null } } }'
oc delete namespace openshift-ovn-kubernetes
- op: add path: /spec/clusterNetwork/- value: 1 cidr: fd01::/48 hostPrefix: 64 - op: add path: /spec/serviceNetwork/- value: fd02::/112 2
oc patch network.config.openshift.io cluster --type='json' --patch-file <file>.yaml
network.config.openshift.io/cluster patched
oc describe network
Status: Cluster Network: Cidr: 10.128.0.0/14 Host Prefix: 23 Cidr: fd01::/48 Host Prefix: 64 Cluster Network MTU: 1400 Network Type: OVNKubernetes Service Network: 172.30.0.0/16 fd02::/112
oc edit networks.config.openshift.io
kind: Namespace apiVersion: v1 metadata: name: example1 annotations: k8s.ovn.org/acl-logging: |- { "deny": "info", "allow": "info" }
<timestamp>|<message_serial>|acl_log(ovn_pinctrl0)|<severity>|name="<acl_name>", verdict="<verdict>", severity="<severity>", direction="<direction>": <flow>
<proto>,vlan_tci=0x0000,dl_src=<src_mac>,dl_dst=<source_mac>,nw_src=<source_ip>,nw_dst=<target_ip>,nw_tos=<tos_dscp>,nw_ecn=<tos_ecn>,nw_ttl=<ip_ttl>,nw_frag=<fragment>,tp_src=<tcp_src_port>,tp_dst=<tcp_dst_port>,tcp_flags=<tcp_flags>
2021-06-13T19:33:11.590Z|00005|acl_log(ovn_pinctrl0)|INFO|name="verify-audit-logging_deny-all", verdict=drop, severity=alert: icmp,vlan_tci=0x0000,dl_src=0a:58:0a:80:02:39,dl_dst=0a:58:0a:80:02:37,nw_src=10.128.2.57,nw_dst=10.128.2.55,nw_tos=0,nw_ecn=0,nw_ttl=64,icmp_type=8,icmp_code=0
apiVersion: operator.openshift.io/v1 kind: Network metadata: name: cluster spec: defaultNetwork: ovnKubernetesConfig: policyAuditConfig: destination: "null" maxFileSize: 50 rateLimit: 20 syslogFacility: local0
oc edit network.operator.openshift.io/cluster
apiVersion: operator.openshift.io/v1 kind: Network metadata: name: cluster spec: defaultNetwork: ovnKubernetesConfig: policyAuditConfig: destination: "null" maxFileSize: 50 rateLimit: 20 syslogFacility: local0
cat <<EOF| oc create -f - kind: Namespace apiVersion: v1 metadata: name: verify-audit-logging annotations: k8s.ovn.org/acl-logging: '{ "deny": "alert", "allow": "alert" }' EOF
namespace/verify-audit-logging created
oc annotate namespace verify-audit-logging k8s.ovn.org/acl-logging='{ "deny": "alert", "allow": "alert" }'
namespace/verify-audit-logging annotated
cat <<EOF| oc create -n verify-audit-logging -f - apiVersion: networking.k8s.io/v1 kind: NetworkPolicy metadata: name: deny-all spec: podSelector: matchLabels: policyTypes: - Ingress - Egress --- apiVersion: networking.k8s.io/v1 kind: NetworkPolicy metadata: name: allow-from-same-namespace spec: podSelector: {} policyTypes: - Ingress - Egress ingress: - from: - podSelector: {} egress: - to: - namespaceSelector: matchLabels: namespace: verify-audit-logging EOF
networkpolicy.networking.k8s.io/deny-all created networkpolicy.networking.k8s.io/allow-from-same-namespace created
cat <<EOF| oc create -n default -f - apiVersion: v1 kind: Pod metadata: name: client spec: containers: - name: client image: registry.access.redhat.com/rhel7/rhel-tools command: ["/bin/sh", "-c"] args: ["sleep inf"] EOF
for name in client server; do cat <<EOF| oc create -n verify-audit-logging -f - apiVersion: v1 kind: Pod metadata: name: USD{name} spec: containers: - name: USD{name} image: registry.access.redhat.com/rhel7/rhel-tools command: ["/bin/sh", "-c"] args: ["sleep inf"] EOF done
pod/client created pod/server created
POD_IP=USD(oc get pods server -n verify-audit-logging -o jsonpath='{.status.podIP}')
oc exec -it client -n default -- /bin/ping -c 2 USDPOD_IP
PING 10.128.2.55 (10.128.2.55) 56(84) bytes of data. --- 10.128.2.55 ping statistics --- 2 packets transmitted, 0 received, 100% packet loss, time 2041ms
oc exec -it client -n verify-audit-logging -- /bin/ping -c 2 USDPOD_IP
PING 10.128.0.86 (10.128.0.86) 56(84) bytes of data. 64 bytes from 10.128.0.86: icmp_seq=1 ttl=64 time=2.21 ms 64 bytes from 10.128.0.86: icmp_seq=2 ttl=64 time=0.440 ms --- 10.128.0.86 ping statistics --- 2 packets transmitted, 2 received, 0% packet loss, time 1001ms rtt min/avg/max/mdev = 0.440/1.329/2.219/0.890 ms
for pod in USD(oc get pods -n openshift-ovn-kubernetes -l app=ovnkube-node --no-headers=true | awk '{ print USD1 }') ; do oc exec -it USDpod -n openshift-ovn-kubernetes -- tail -4 /var/log/ovn/acl-audit-log.log done
Defaulting container name to ovn-controller. Use 'oc describe pod/ovnkube-node-hdb8v -n openshift-ovn-kubernetes' to see all of the containers in this pod. 2021-06-13T19:33:11.590Z|00005|acl_log(ovn_pinctrl0)|INFO|name="verify-audit-logging_deny-all", verdict=drop, severity=alert: icmp,vlan_tci=0x0000,dl_src=0a:58:0a:80:02:39,dl_dst=0a:58:0a:80:02:37,nw_src=10.128.2.57,nw_dst=10.128.2.55,nw_tos=0,nw_ecn=0,nw_ttl=64,icmp_type=8,icmp_code=0 2021-06-13T19:33:12.614Z|00006|acl_log(ovn_pinctrl0)|INFO|name="verify-audit-logging_deny-all", verdict=drop, severity=alert: icmp,vlan_tci=0x0000,dl_src=0a:58:0a:80:02:39,dl_dst=0a:58:0a:80:02:37,nw_src=10.128.2.57,nw_dst=10.128.2.55,nw_tos=0,nw_ecn=0,nw_ttl=64,icmp_type=8,icmp_code=0 2021-06-13T19:44:10.037Z|00007|acl_log(ovn_pinctrl0)|INFO|name="verify-audit-logging_allow-from-same-namespace_0", verdict=allow, severity=alert: icmp,vlan_tci=0x0000,dl_src=0a:58:0a:80:02:3b,dl_dst=0a:58:0a:80:02:3a,nw_src=10.128.2.59,nw_dst=10.128.2.58,nw_tos=0,nw_ecn=0,nw_ttl=64,icmp_type=8,icmp_code=0 2021-06-13T19:44:11.037Z|00008|acl_log(ovn_pinctrl0)|INFO|name="verify-audit-logging_allow-from-same-namespace_0", verdict=allow, severity=alert: icmp,vlan_tci=0x0000,dl_src=0a:58:0a:80:02:3b,dl_dst=0a:58:0a:80:02:3a,nw_src=10.128.2.59,nw_dst=10.128.2.58,nw_tos=0,nw_ecn=0,nw_ttl=64,icmp_type=8,icmp_code=0
oc annotate namespace <namespace> k8s.ovn.org/acl-logging='{ "deny": "alert", "allow": "notice" }'
kind: Namespace apiVersion: v1 metadata: name: <namespace> annotations: k8s.ovn.org/acl-logging: |- { "deny": "alert", "allow": "notice" }
namespace/verify-audit-logging annotated
for pod in USD(oc get pods -n openshift-ovn-kubernetes -l app=ovnkube-node --no-headers=true | awk '{ print USD1 }') ; do oc exec -it USDpod -n openshift-ovn-kubernetes -- tail -4 /var/log/ovn/acl-audit-log.log done
2021-06-13T19:33:11.590Z|00005|acl_log(ovn_pinctrl0)|INFO|name="verify-audit-logging_deny-all", verdict=drop, severity=alert: icmp,vlan_tci=0x0000,dl_src=0a:58:0a:80:02:39,dl_dst=0a:58:0a:80:02:37,nw_src=10.128.2.57,nw_dst=10.128.2.55,nw_tos=0,nw_ecn=0,nw_ttl=64,icmp_type=8,icmp_code=0
oc annotate --overwrite namespace <namespace> k8s.ovn.org/acl-logging-
kind: Namespace apiVersion: v1 metadata: name: <namespace> annotations: k8s.ovn.org/acl-logging: null
namespace/verify-audit-logging annotated
oc patch networks.operator.openshift.io cluster --type=merge -p '{"spec":{"defaultNetwork":{"ovnKubernetesConfig":{"ipsecConfig":{ }}}}}'
oc get pods -l app=ovnkube-master -n openshift-ovn-kubernetes
NAME READY STATUS RESTARTS AGE ovnkube-master-fvtnh 6/6 Running 0 122m ovnkube-master-hsgmm 6/6 Running 0 122m ovnkube-master-qcmdc 6/6 Running 0 122m
oc -n openshift-ovn-kubernetes rsh ovnkube-master-<pod_number_sequence> \ 1 ovn-nbctl --no-leader-only get nb_global . ipsec
oc patch networks.operator.openshift.io/cluster --type=json -p='[{"op":"remove", "path":"/spec/defaultNetwork/ovnKubernetesConfig/ipsecConfig"}]'
oc get pods -n openshift-ovn-kubernetes -l=app=ovnkube-master
ovnkube-master-5xqbf 8/8 Running 0 28m
oc -n openshift-ovn-kubernetes -c nbdb rsh ovnkube-master-<pod_number_sequence> \ 1 ovn-nbctl --no-leader-only get nb_global . ipsec
oc delete daemonset ovn-ipsec -n openshift-ovn-kubernetes 1
oc get pods -n openshift-ovn-kubernetes -l=app=ovn-ipsec
apiVersion: k8s.ovn.org/v1 kind: EgressFirewall metadata: name: default namespace: <namespace> 1 spec: egress: - to: cidrSelector: <api_server_address_range> 2 type: Allow - to: cidrSelector: 0.0.0.0/0 3 type: Deny
apiVersion: k8s.ovn.org/v1 kind: EgressFirewall metadata: name: <name> 1 spec: egress: 2
egress: - type: <type> 1 to: 2 cidrSelector: <cidr> 3 dnsName: <dns_name> 4 ports: 5
ports: - port: <port> 1 protocol: <protocol> 2
apiVersion: k8s.ovn.org/v1 kind: EgressFirewall metadata: name: default spec: egress: 1 - type: Allow to: cidrSelector: 1.2.3.0/24 - type: Deny to: cidrSelector: 0.0.0.0/0
apiVersion: k8s.ovn.org/v1 kind: EgressFirewall metadata: name: default spec: egress: - type: Deny to: cidrSelector: 172.16.1.1/32 ports: - port: 80 protocol: TCP - port: 443
oc create -f <policy_name>.yaml -n <project>
oc create -f default.yaml -n project1
egressfirewall.k8s.ovn.org/v1 created
oc get egressfirewall --all-namespaces
oc describe egressfirewall <policy_name>
Name: default Namespace: project1 Created: 20 minutes ago Labels: <none> Annotations: <none> Rule: Allow to 1.2.3.0/24 Rule: Allow to www.example.com Rule: Deny to 0.0.0.0/0
oc get -n <project> egressfirewall
oc get -n <project> egressfirewall <name> -o yaml > <filename>.yaml
oc replace -f <filename>.yaml
oc get -n <project> egressfirewall
oc delete -n <project> egressfirewall <name>
IP capacity = public cloud default capacity - sum(current IP assignments)
cloud.network.openshift.io/egress-ipconfig: [ { "interface":"eni-078d267045138e436", "ifaddr":{"ipv4":"10.0.128.0/18"}, "capacity":{"ipv4":14,"ipv6":15} } ]
cloud.network.openshift.io/egress-ipconfig: [ { "interface":"nic0", "ifaddr":{"ipv4":"10.0.128.0/18"}, "capacity":{"ip":14} } ]
apiVersion: v1 kind: Namespace metadata: name: namespace1 labels: env: prod --- apiVersion: v1 kind: Namespace metadata: name: namespace2 labels: env: prod
apiVersion: k8s.ovn.org/v1 kind: EgressIP metadata: name: egressips-prod spec: egressIPs: - 192.168.126.10 - 192.168.126.102 namespaceSelector: matchLabels: env: prod status: items: - node: node1 egressIP: 192.168.126.10 - node: node3 egressIP: 192.168.126.102
apiVersion: k8s.ovn.org/v1 kind: EgressIP metadata: name: <name> 1 spec: egressIPs: 2 - <ip_address> namespaceSelector: 3 podSelector: 4
namespaceSelector: 1 matchLabels: <label_name>: <label_value>
podSelector: 1 matchLabels: <label_name>: <label_value>
apiVersion: k8s.ovn.org/v1 kind: EgressIP metadata: name: egress-group1 spec: egressIPs: - 192.168.126.11 - 192.168.126.102 podSelector: matchLabels: app: web namespaceSelector: matchLabels: env: prod
apiVersion: k8s.ovn.org/v1 kind: EgressIP metadata: name: egress-group2 spec: egressIPs: - 192.168.127.30 - 192.168.127.40 namespaceSelector: matchExpressions: - key: environment operator: NotIn values: - development
apiVersion: operator.openshift.io/v1 kind: Network metadata: name: cluster spec: clusterNetwork: - cidr: 10.128.0.0/14 hostPrefix: 23 defaultNetwork: ovnKubernetesConfig: egressIPConfig: 1 reachabilityTotalTimeoutSeconds: 5 2 gatewayConfig: routingViaHost: false genevePort: 6081
oc label nodes <node_name> k8s.ovn.org/egress-assignable="" 1
apiVersion: v1 kind: Node metadata: labels: k8s.ovn.org/egress-assignable: "" name: <node_name>
apiVersion: k8s.ovn.org/v1 kind: EgressIP metadata: name: egress-project1 spec: egressIPs: - 192.168.127.10 - 192.168.127.11 namespaceSelector: matchLabels: env: qa
oc apply -f <egressips_name>.yaml 1
egressips.k8s.ovn.org/<egressips_name> created
oc label ns <namespace> env=qa 1
oc get egressip -o yaml
spec: egressIPs: - 192.168.127.10 - 192.168.127.11
curl <router_service_IP> <port>
openstack port set --allowed-address ip_address=<ip_address>,mac_address=<mac_address> <neutron_port_uuid>
apiVersion: v1 kind: Service metadata: name: app-egress spec: ports: - name: tcp-8080 protocol: TCP port: 8080 - name: tcp-8443 protocol: TCP port: 8443 - name: udp-80 protocol: UDP port: 80 type: ClusterIP selector: app: egress-router-cni
apiVersion: network.operator.openshift.io/v1 kind: EgressRouter metadata: name: <egress_router_name> namespace: <namespace> <.> spec: addresses: [ <.> { ip: "<egress_router>", <.> gateway: "<egress_gateway>" <.> } ] mode: Redirect redirect: { redirectRules: [ <.> { destinationIP: "<egress_destination>", port: <egress_router_port>, targetPort: <target_port>, <.> protocol: <network_protocol> <.> }, ], fallbackIP: "<egress_destination>" <.> }
apiVersion: network.operator.openshift.io/v1 kind: EgressRouter metadata: name: egress-router-redirect spec: networkInterface: { macvlan: { mode: "Bridge" } } addresses: [ { ip: "192.168.12.99/24", gateway: "192.168.12.1" } ] mode: Redirect redirect: { redirectRules: [ { destinationIP: "10.0.0.99", port: 80, protocol: UDP }, { destinationIP: "203.0.113.26", port: 8080, targetPort: 80, protocol: TCP }, { destinationIP: "203.0.113.27", port: 8443, targetPort: 443, protocol: TCP } ] }
apiVersion: v1 kind: Service metadata: name: egress-1 spec: ports: - name: web-app protocol: TCP port: 8080 type: ClusterIP selector: app: egress-router-cni <.>
oc get network-attachment-definition egress-router-cni-nad
NAME AGE egress-router-cni-nad 18m
oc get deployment egress-router-cni-deployment
NAME READY UP-TO-DATE AVAILABLE AGE egress-router-cni-deployment 1/1 1 1 18m
oc get pods -l app=egress-router-cni
NAME READY STATUS RESTARTS AGE egress-router-cni-deployment-575465c75c-qkq6m 1/1 Running 0 18m
POD_NODENAME=USD(oc get pod -l app=egress-router-cni -o jsonpath="{.items[0].spec.nodeName}")
oc debug node/USDPOD_NODENAME
chroot /host
cat /tmp/egress-router-log
2021-04-26T12:27:20Z [debug] Called CNI ADD 2021-04-26T12:27:20Z [debug] Gateway: 192.168.12.1 2021-04-26T12:27:20Z [debug] IP Source Addresses: [192.168.12.99/24] 2021-04-26T12:27:20Z [debug] IP Destinations: [80 UDP 10.0.0.99/30 8080 TCP 203.0.113.26/30 80 8443 TCP 203.0.113.27/30 443] 2021-04-26T12:27:20Z [debug] Created macvlan interface 2021-04-26T12:27:20Z [debug] Renamed macvlan to "net1" 2021-04-26T12:27:20Z [debug] Adding route to gateway 192.168.12.1 on macvlan interface 2021-04-26T12:27:20Z [debug] deleted default route {Ifindex: 3 Dst: <nil> Src: <nil> Gw: 10.128.10.1 Flags: [] Table: 254} 2021-04-26T12:27:20Z [debug] Added new default route with gateway 192.168.12.1 2021-04-26T12:27:20Z [debug] Added iptables rule: iptables -t nat PREROUTING -i eth0 -p UDP --dport 80 -j DNAT --to-destination 10.0.0.99 2021-04-26T12:27:20Z [debug] Added iptables rule: iptables -t nat PREROUTING -i eth0 -p TCP --dport 8080 -j DNAT --to-destination 203.0.113.26:80 2021-04-26T12:27:20Z [debug] Added iptables rule: iptables -t nat PREROUTING -i eth0 -p TCP --dport 8443 -j DNAT --to-destination 203.0.113.27:443 2021-04-26T12:27:20Z [debug] Added iptables rule: iptables -t nat -o net1 -j SNAT --to-source 192.168.12.99
crictl ps --name egress-router-cni-pod | awk '{print USD1}'
CONTAINER bac9fae69ddb6
crictl inspect -o yaml bac9fae69ddb6 | grep 'pid:' | awk '{print USD2}'
68857
nsenter -n -t 68857
ip route
default via 192.168.12.1 dev net1 10.128.10.0/23 dev eth0 proto kernel scope link src 10.128.10.18 192.168.12.0/24 dev net1 proto kernel scope link src 192.168.12.99 192.168.12.1 dev net1
oc annotate namespace <namespace> k8s.ovn.org/multicast-enabled=true
apiVersion: v1 kind: Namespace metadata: name: <namespace> annotations: k8s.ovn.org/multicast-enabled: "true"
oc project <project>
cat <<EOF| oc create -f - apiVersion: v1 kind: Pod metadata: name: mlistener labels: app: multicast-verify spec: containers: - name: mlistener image: registry.access.redhat.com/ubi8 command: ["/bin/sh", "-c"] args: ["dnf -y install socat hostname && sleep inf"] ports: - containerPort: 30102 name: mlistener protocol: UDP EOF
cat <<EOF| oc create -f - apiVersion: v1 kind: Pod metadata: name: msender labels: app: multicast-verify spec: containers: - name: msender image: registry.access.redhat.com/ubi8 command: ["/bin/sh", "-c"] args: ["dnf -y install socat && sleep inf"] EOF
POD_IP=USD(oc get pods mlistener -o jsonpath='{.status.podIP}')
oc exec mlistener -i -t -- socat UDP4-RECVFROM:30102,ip-add-membership=224.1.0.1:USDPOD_IP,fork EXEC:hostname
CIDR=USD(oc get Network.config.openshift.io cluster -o jsonpath='{.status.clusterNetwork[0].cidr}')
oc exec msender -i -t -- /bin/bash -c "echo | socat STDIO UDP4-DATAGRAM:224.1.0.1:30102,range=USDCIDR,ip-multicast-ttl=64"
mlistener
oc annotate namespace <namespace> \ 1 k8s.ovn.org/multicast-enabled-
apiVersion: v1 kind: Namespace metadata: name: <namespace> annotations: k8s.ovn.org/multicast-enabled: null
apiVersion: operator.openshift.io/v1 kind: Network metadata: name: cluster spec: exportNetworkFlows: netFlow: collectors: - 192.168.1.99:2056
spec: exportNetworkFlows: netFlow: collectors: - 192.168.1.99:2056
oc patch network.operator cluster --type merge -p "USD(cat <file_name>.yaml)"
network.operator.openshift.io/cluster patched
oc get network.operator cluster -o jsonpath="{.spec.exportNetworkFlows}"
{"netFlow":{"collectors":["192.168.1.99:2056"]}}
for pod in USD(oc get pods -n openshift-ovn-kubernetes -l app=ovnkube-node -o jsonpath='{range@.items[*]}{.metadata.name}{"\n"}{end}'); do ; echo; echo USDpod; oc -n openshift-ovn-kubernetes exec -c ovnkube-node USDpod -- bash -c 'for type in ipfix sflow netflow ; do ovs-vsctl find USDtype ; done'; done
ovnkube-node-xrn4p _uuid : a4d2aaca-5023-4f3d-9400-7275f92611f9 active_timeout : 60 add_id_to_interface : false engine_id : [] engine_type : [] external_ids : {} targets : ["192.168.1.99:2056"] ovnkube-node-z4vq9 _uuid : 61d02fdb-9228-4993-8ff5-b27f01a29bd6 active_timeout : 60 add_id_to_interface : false engine_id : [] engine_type : [] external_ids : {} targets : ["192.168.1.99:2056"]-
oc patch network.operator cluster --type='json' -p='[{"op":"remove", "path":"/spec/exportNetworkFlows"}]'
network.operator.openshift.io/cluster patched
./openshift-install create manifests --dir <installation_directory>
cat <<EOF > <installation_directory>/manifests/cluster-network-03-config.yml apiVersion: operator.openshift.io/v1 kind: Network metadata: name: cluster spec: EOF
apiVersion: operator.openshift.io/v1 kind: Network metadata: name: cluster spec: defaultNetwork: ovnKubernetesConfig: hybridOverlayConfig: hybridClusterNetwork: 1 - cidr: 10.132.0.0/14 hostPrefix: 23 hybridOverlayVXLANPort: 9898 2
oc patch MachineConfigPool master --type='merge' --patch '{ "spec": { "paused": true } }'
oc patch MachineConfigPool worker --type='merge' --patch '{ "spec":{ "paused": true } }'
oc patch Network.operator.openshift.io cluster --type='merge' --patch '{ "spec": { "migration": null } }'
oc get Network.config cluster -o jsonpath='{.status.migration}'
oc patch Network.operator.openshift.io cluster --type='merge' --patch '{ "spec": { "migration": { "networkType": "OpenShiftSDN" } } }'
oc get Network.config cluster -o jsonpath='{.status.migration.networkType}'
oc patch Network.config.openshift.io cluster --type='merge' --patch '{ "spec": { "networkType": "OpenShiftSDN" } }'
oc patch Network.operator.openshift.io cluster --type='merge' --patch '{ "spec": { "migration": { "networkType": "OpenShiftSDN", "features": { "egressIP": <bool>, "egressFirewall": <bool>, "multicast": <bool> } } } }'
oc patch Network.operator.openshift.io cluster --type=merge --patch '{ "spec":{ "defaultNetwork":{ "openshiftSDNConfig":{ "mtu":<mtu>, "vxlanPort":<port> }}}}'
oc patch Network.operator.openshift.io cluster --type=merge --patch '{ "spec":{ "defaultNetwork":{ "openshiftSDNConfig":{ "mtu":1200 }}}}'
#!/bin/bash readarray -t POD_NODES <<< "USD(oc get pod -n openshift-machine-config-operator -o wide| grep daemon|awk '{print USD1" "USD7}')" for i in "USD{POD_NODES[@]}" do read -r POD NODE <<< "USDi" until oc rsh -n openshift-machine-config-operator "USDPOD" chroot /rootfs shutdown -r +1 do echo "cannot reboot node USDNODE, retry" && sleep 3 done done
#!/bin/bash for ip in USD(oc get nodes -o jsonpath='{.items[*].status.addresses[?(@.type=="InternalIP")].address}') do echo "reboot node USDip" ssh -o StrictHostKeyChecking=no core@USDip sudo shutdown -r -t 3 done
oc -n openshift-multus rollout status daemonset/multus
Waiting for daemon set "multus" rollout to finish: 1 out of 6 new pods have been updated Waiting for daemon set "multus" rollout to finish: 5 of 6 updated pods are available daemon set "multus" successfully rolled out
oc patch MachineConfigPool master --type='merge' --patch '{ "spec": { "paused": false } }'
oc patch MachineConfigPool worker --type='merge' --patch '{ "spec": { "paused": false } }'
oc describe node | egrep "hostname|machineconfig"
kubernetes.io/hostname=master-0 machineconfiguration.openshift.io/currentConfig: rendered-master-c53e221d9d24e1c8bb6ee89dd3d8ad7b machineconfiguration.openshift.io/desiredConfig: rendered-master-c53e221d9d24e1c8bb6ee89dd3d8ad7b machineconfiguration.openshift.io/reason: machineconfiguration.openshift.io/state: Done
oc get machineconfig <config_name> -o yaml
oc get Network.config/cluster -o jsonpath='{.status.networkType}{"\n"}'
oc get nodes
oc get pod -n openshift-machine-config-operator
NAME READY STATUS RESTARTS AGE machine-config-controller-75f756f89d-sjp8b 1/1 Running 0 37m machine-config-daemon-5cf4b 2/2 Running 0 43h machine-config-daemon-7wzcd 2/2 Running 0 43h machine-config-daemon-fc946 2/2 Running 0 43h machine-config-daemon-g2v28 2/2 Running 0 43h machine-config-daemon-gcl4f 2/2 Running 0 43h machine-config-daemon-l5tnv 2/2 Running 0 43h machine-config-operator-79d9c55d5-hth92 1/1 Running 0 37m machine-config-server-bsc8h 1/1 Running 0 43h machine-config-server-hklrm 1/1 Running 0 43h machine-config-server-k9rtx 1/1 Running 0 43h
oc logs <pod> -n openshift-machine-config-operator
oc get pods --all-namespaces -o wide --sort-by='{.spec.nodeName}'
oc patch Network.operator.openshift.io cluster --type='merge' --patch '{ "spec": { "migration": null } }'
oc patch Network.operator.openshift.io cluster --type='merge' --patch '{ "spec": { "defaultNetwork": { "ovnKubernetesConfig":null } } }'
oc delete namespace openshift-ovn-kubernetes
oc get Network.config.openshift.io cluster -o yaml > cluster-openshift-sdn.yaml
#!/bin/bash if [ -n "USDOVN_SDN_MIGRATION_TIMEOUT" ] && [ "USDOVN_SDN_MIGRATION_TIMEOUT" = "0s" ]; then unset OVN_SDN_MIGRATION_TIMEOUT fi #loops the timeout command of the script to repeatedly check the cluster Operators until all are available. co_timeout=USD{OVN_SDN_MIGRATION_TIMEOUT:-1200s} timeout "USDco_timeout" bash <<EOT until oc wait co --all --for='condition=AVAILABLE=True' --timeout=10s && oc wait co --all --for='condition=PROGRESSING=False' --timeout=10s && oc wait co --all --for='condition=DEGRADED=False' --timeout=10s; do sleep 10 echo "Some ClusterOperators Degraded=False,Progressing=True,or Available=False"; done EOT
oc patch Network.operator.openshift.io cluster --type='merge' --patch '{"spec":{"migration":null}}'
oc get nncp
NAME STATUS REASON bondmaster0 Available SuccessfullyConfigured
oc delete nncp <nncp_manifest_filename>
oc patch Network.operator.openshift.io cluster --type='merge' --patch '{ "spec": { "migration": { "networkType": "OVNKubernetes" } } }'
oc get mcp
oc get co
oc patch Network.operator.openshift.io cluster --type='merge' --patch '{ "spec": { "migration": { "networkType": "OVNKubernetes", "features": { "egressIP": <bool>, "egressFirewall": <bool>, "multicast": <bool> } } } }'
oc patch Network.operator.openshift.io cluster --type=merge --patch '{ "spec":{ "defaultNetwork":{ "ovnKubernetesConfig":{ "mtu":<mtu>, "genevePort":<port>, "v4InternalSubnet":"<ipv4_subnet>" }}}}'
oc patch Network.operator.openshift.io cluster --type=merge --patch '{ "spec":{ "defaultNetwork":{ "ovnKubernetesConfig":{ "mtu":1200 }}}}'
oc get mcp
oc describe node | egrep "hostname|machineconfig"
kubernetes.io/hostname=master-0 machineconfiguration.openshift.io/currentConfig: rendered-master-c53e221d9d24e1c8bb6ee89dd3d8ad7b machineconfiguration.openshift.io/desiredConfig: rendered-master-c53e221d9d24e1c8bb6ee89dd3d8ad7b machineconfiguration.openshift.io/reason: machineconfiguration.openshift.io/state: Done
oc get machineconfig <config_name> -o yaml | grep ExecStart
ExecStart=/usr/local/bin/configure-ovs.sh OVNKubernetes
oc get pod -n openshift-machine-config-operator
NAME READY STATUS RESTARTS AGE machine-config-controller-75f756f89d-sjp8b 1/1 Running 0 37m machine-config-daemon-5cf4b 2/2 Running 0 43h machine-config-daemon-7wzcd 2/2 Running 0 43h machine-config-daemon-fc946 2/2 Running 0 43h machine-config-daemon-g2v28 2/2 Running 0 43h machine-config-daemon-gcl4f 2/2 Running 0 43h machine-config-daemon-l5tnv 2/2 Running 0 43h machine-config-operator-79d9c55d5-hth92 1/1 Running 0 37m machine-config-server-bsc8h 1/1 Running 0 43h machine-config-server-hklrm 1/1 Running 0 43h machine-config-server-k9rtx 1/1 Running 0 43h
oc logs <pod> -n openshift-machine-config-operator
oc patch Network.config.openshift.io cluster --type='merge' --patch '{ "spec": { "networkType": "OVNKubernetes" } }'
oc patch Network.config.openshift.io cluster --type='merge' --patch '{ "spec": { "clusterNetwork": [ { "cidr": "<cidr>", "hostPrefix": <prefix> } ], "networkType": "OVNKubernetes" } }'
oc -n openshift-multus rollout status daemonset/multus
Waiting for daemon set "multus" rollout to finish: 1 out of 6 new pods have been updated Waiting for daemon set "multus" rollout to finish: 5 of 6 updated pods are available daemon set "multus" successfully rolled out
#!/bin/bash readarray -t POD_NODES <<< "USD(oc get pod -n openshift-machine-config-operator -o wide| grep daemon|awk '{print USD1" "USD7}')" for i in "USD{POD_NODES[@]}" do read -r POD NODE <<< "USDi" until oc rsh -n openshift-machine-config-operator "USDPOD" chroot /rootfs shutdown -r +1 do echo "cannot reboot node USDNODE, retry" && sleep 3 done done
#!/bin/bash for ip in USD(oc get nodes -o jsonpath='{.items[*].status.addresses[?(@.type=="InternalIP")].address}') do echo "reboot node USDip" ssh -o StrictHostKeyChecking=no core@USDip sudo shutdown -r -t 3 done
oc get network.config/cluster -o jsonpath='{.status.networkType}{"\n"}'
oc get nodes
oc get pods --all-namespaces -o wide --sort-by='{.spec.nodeName}'
oc get co
oc patch Network.operator.openshift.io cluster --type='merge' --patch '{ "spec": { "migration": null } }'
oc patch Network.operator.openshift.io cluster --type='merge' --patch '{ "spec": { "defaultNetwork": { "openshiftSDNConfig": null } } }'
oc delete namespace openshift-sdn
IP capacity = public cloud default capacity - sum(current IP assignments)
cloud.network.openshift.io/egress-ipconfig: [ { "interface":"eni-078d267045138e436", "ifaddr":{"ipv4":"10.0.128.0/18"}, "capacity":{"ipv4":14,"ipv6":15} } ]
cloud.network.openshift.io/egress-ipconfig: [ { "interface":"nic0", "ifaddr":{"ipv4":"10.0.128.0/18"}, "capacity":{"ip":14} } ]
oc patch netnamespace <project_name> --type=merge -p '{ "egressIPs": [ "<ip_address>" ] }'
oc patch netnamespace project1 --type=merge -p '{"egressIPs": ["192.168.1.100"]}' oc patch netnamespace project2 --type=merge -p '{"egressIPs": ["192.168.1.101"]}'
oc patch hostsubnet <node_name> --type=merge -p '{ "egressCIDRs": [ "<ip_address_range>", "<ip_address_range>" ] }'
oc patch hostsubnet node1 --type=merge -p '{"egressCIDRs": ["192.168.1.0/24"]}' oc patch hostsubnet node2 --type=merge -p '{"egressCIDRs": ["192.168.1.0/24"]}'
oc patch netnamespace <project_name> --type=merge -p '{ "egressIPs": [ "<ip_address>" ] }'
oc patch netnamespace project1 --type=merge -p '{"egressIPs": ["192.168.1.100","192.168.1.101"]}'
oc patch hostsubnet <node_name> --type=merge -p '{ "egressIPs": [ "<ip_address>", "<ip_address>" ] }'
oc patch hostsubnet node1 --type=merge -p '{"egressIPs": ["192.168.1.100", "192.168.1.101", "192.168.1.102"]}'
apiVersion: network.openshift.io/v1 kind: EgressNetworkPolicy metadata: name: default namespace: <namespace> 1 spec: egress: - to: cidrSelector: <api_server_address_range> 2 type: Allow - to: cidrSelector: 0.0.0.0/0 3 type: Deny
apiVersion: network.openshift.io/v1 kind: EgressNetworkPolicy metadata: name: <name> 1 spec: egress: 2
egress: - type: <type> 1 to: 2 cidrSelector: <cidr> 3 dnsName: <dns_name> 4
apiVersion: network.openshift.io/v1 kind: EgressNetworkPolicy metadata: name: default spec: egress: 1 - type: Allow to: cidrSelector: 1.2.3.0/24 - type: Allow to: dnsName: www.example.com - type: Deny to: cidrSelector: 0.0.0.0/0
oc create -f <policy_name>.yaml -n <project>
oc create -f default.yaml -n project1
egressnetworkpolicy.network.openshift.io/v1 created
oc get egressnetworkpolicy --all-namespaces
oc describe egressnetworkpolicy <policy_name>
Name: default Namespace: project1 Created: 20 minutes ago Labels: <none> Annotations: <none> Rule: Allow to 1.2.3.0/24 Rule: Allow to www.example.com Rule: Deny to 0.0.0.0/0
oc get -n <project> egressnetworkpolicy
oc get -n <project> egressnetworkpolicy <name> -o yaml > <filename>.yaml
oc replace -f <filename>.yaml
oc get -n <project> egressnetworkpolicy
oc delete -n <project> egressnetworkpolicy <name>
curl <router_service_IP> <port>
openstack port set --allowed-address ip_address=<ip_address>,mac_address=<mac_address> <neutron_port_uuid>
apiVersion: apps/v1 kind: Deployment metadata: name: egress-demo-controller spec: replicas: 1 1 selector: matchLabels: name: egress-router template: metadata: name: egress-router labels: name: egress-router annotations: pod.network.openshift.io/assign-macvlan: "true" spec: 2 initContainers: containers:
apiVersion: v1 kind: Pod metadata: name: egress-1 labels: name: egress-1 annotations: pod.network.openshift.io/assign-macvlan: "true" 1 spec: initContainers: - name: egress-router image: registry.redhat.io/openshift4/ose-egress-router securityContext: privileged: true env: - name: EGRESS_SOURCE 2 value: <egress_router> - name: EGRESS_GATEWAY 3 value: <egress_gateway> - name: EGRESS_DESTINATION 4 value: <egress_destination> - name: EGRESS_ROUTER_MODE value: init containers: - name: egress-router-wait image: registry.redhat.io/openshift4/ose-pod
apiVersion: v1 kind: Pod metadata: name: egress-multi labels: name: egress-multi annotations: pod.network.openshift.io/assign-macvlan: "true" spec: initContainers: - name: egress-router image: registry.redhat.io/openshift4/ose-egress-router securityContext: privileged: true env: - name: EGRESS_SOURCE value: 192.168.12.99/24 - name: EGRESS_GATEWAY value: 192.168.12.1 - name: EGRESS_DESTINATION value: | 80 tcp 203.0.113.25 8080 tcp 203.0.113.26 80 8443 tcp 203.0.113.26 443 203.0.113.27 - name: EGRESS_ROUTER_MODE value: init containers: - name: egress-router-wait image: registry.redhat.io/openshift4/ose-pod
80 tcp 203.0.113.25 8080 tcp 203.0.113.26 80 8443 tcp 203.0.113.26 443 203.0.113.27
curl <router_service_IP> <port>
apiVersion: v1 kind: Service metadata: name: egress-1 spec: ports: - name: http port: 80 - name: https port: 443 type: ClusterIP selector: name: egress-1
apiVersion: v1 kind: Pod metadata: name: egress-1 labels: name: egress-1 annotations: pod.network.openshift.io/assign-macvlan: "true" 1 spec: initContainers: - name: egress-router image: registry.redhat.io/openshift4/ose-egress-router securityContext: privileged: true env: - name: EGRESS_SOURCE 2 value: <egress-router> - name: EGRESS_GATEWAY 3 value: <egress-gateway> - name: EGRESS_ROUTER_MODE value: http-proxy containers: - name: egress-router-pod image: registry.redhat.io/openshift4/ose-egress-http-proxy env: - name: EGRESS_HTTP_PROXY_DESTINATION 4 value: |-
!*.example.com !192.168.1.0/24 192.168.2.1 *
apiVersion: v1 kind: Service metadata: name: egress-1 spec: ports: - name: http-proxy port: 8080 1 type: ClusterIP selector: name: egress-1
apiVersion: v1 kind: Pod metadata: name: app-1 labels: name: app-1 spec: containers: env: - name: http_proxy value: http://egress-1:8080/ 1 - name: https_proxy value: http://egress-1:8080/
apiVersion: v1 kind: Pod metadata: name: egress-1 labels: name: egress-1 annotations: pod.network.openshift.io/assign-macvlan: "true" 1 spec: initContainers: - name: egress-router image: registry.redhat.io/openshift4/ose-egress-router securityContext: privileged: true env: - name: EGRESS_SOURCE 2 value: <egress-router> - name: EGRESS_GATEWAY 3 value: <egress-gateway> - name: EGRESS_ROUTER_MODE value: dns-proxy containers: - name: egress-router-pod image: registry.redhat.io/openshift4/ose-egress-dns-proxy securityContext: privileged: true env: - name: EGRESS_DNS_PROXY_DESTINATION 4 value: |- - name: EGRESS_DNS_PROXY_DEBUG 5 value: "1"
80 172.16.12.11 100 example.com
8080 192.168.60.252 80 8443 web.example.com 443
apiVersion: v1 kind: Service metadata: name: egress-dns-svc spec: ports: type: ClusterIP selector: name: egress-dns-proxy
apiVersion: v1 kind: Service metadata: name: egress-dns-svc spec: ports: - name: con1 protocol: TCP port: 80 targetPort: 80 - name: con2 protocol: TCP port: 100 targetPort: 100 type: ClusterIP selector: name: egress-dns-proxy
oc create -f egress-router-service.yaml
Egress routes for Project "Test", version 3 80 tcp 203.0.113.25 8080 tcp 203.0.113.26 80 8443 tcp 203.0.113.26 443 Fallback 203.0.113.27
oc delete configmap egress-routes --ignore-not-found
oc create configmap egress-routes --from-file=destination=my-egress-destination.txt
apiVersion: v1 kind: ConfigMap metadata: name: egress-routes data: destination: | # Egress routes for Project "Test", version 3 80 tcp 203.0.113.25 8080 tcp 203.0.113.26 80 8443 tcp 203.0.113.26 443 # Fallback 203.0.113.27
env: - name: EGRESS_DESTINATION valueFrom: configMapKeyRef: name: egress-routes key: destination
oc annotate netnamespace <namespace> netnamespace.network.openshift.io/multicast-enabled=true
oc project <project>
cat <<EOF| oc create -f - apiVersion: v1 kind: Pod metadata: name: mlistener labels: app: multicast-verify spec: containers: - name: mlistener image: registry.access.redhat.com/ubi8 command: ["/bin/sh", "-c"] args: ["dnf -y install socat hostname && sleep inf"] ports: - containerPort: 30102 name: mlistener protocol: UDP EOF
cat <<EOF| oc create -f - apiVersion: v1 kind: Pod metadata: name: msender labels: app: multicast-verify spec: containers: - name: msender image: registry.access.redhat.com/ubi8 command: ["/bin/sh", "-c"] args: ["dnf -y install socat && sleep inf"] EOF
POD_IP=USD(oc get pods mlistener -o jsonpath='{.status.podIP}')
oc exec mlistener -i -t -- socat UDP4-RECVFROM:30102,ip-add-membership=224.1.0.1:USDPOD_IP,fork EXEC:hostname
CIDR=USD(oc get Network.config.openshift.io cluster -o jsonpath='{.status.clusterNetwork[0].cidr}')
oc exec msender -i -t -- /bin/bash -c "echo | socat STDIO UDP4-DATAGRAM:224.1.0.1:30102,range=USDCIDR,ip-multicast-ttl=64"
mlistener
oc annotate netnamespace <namespace> \ 1 netnamespace.network.openshift.io/multicast-enabled-
oc adm pod-network join-projects --to=<project1> <project2> <project3>
oc get netnamespaces
oc adm pod-network isolate-projects <project1> <project2>
oc adm pod-network make-projects-global <project1> <project2>
oc edit network.operator.openshift.io cluster
apiVersion: operator.openshift.io/v1 kind: Network metadata: name: cluster spec: kubeProxyConfig: iptablesSyncPeriod: 30s proxyArguments: iptables-min-sync-period: ["30s"]
oc get networks.operator.openshift.io -o yaml
apiVersion: v1 items: - apiVersion: operator.openshift.io/v1 kind: Network metadata: name: cluster spec: clusterNetwork: - cidr: 10.128.0.0/14 hostPrefix: 23 defaultNetwork: type: OpenShiftSDN kubeProxyConfig: iptablesSyncPeriod: 30s proxyArguments: iptables-min-sync-period: - 30s serviceNetwork: - 172.30.0.0/16 status: {} kind: List
oc get clusteroperator network
NAME VERSION AVAILABLE PROGRESSING DEGRADED SINCE network 4.1.0-0.9 True False False 1m
oc new-project hello-openshift
oc create -f https://raw.githubusercontent.com/openshift/origin/master/examples/hello-openshift/hello-pod.json
oc expose pod/hello-openshift
oc expose svc hello-openshift
oc get routes -o yaml <name of resource> 1
apiVersion: route.openshift.io/v1 kind: Route metadata: name: hello-openshift spec: host: www.example.com 1 port: targetPort: 8080 2 to: kind: Service name: hello-openshift
oc get ingresses.config/cluster -o jsonpath={.spec.domain}
oc new-project hello-openshift
oc create -f https://raw.githubusercontent.com/openshift/origin/master/examples/hello-openshift/hello-pod.json
oc expose pod/hello-openshift
apiVersion: route.openshift.io/v1 kind: Route metadata: labels: type: sharded 1 name: hello-openshift-edge namespace: hello-openshift spec: subdomain: hello-openshift 2 tls: termination: edge to: kind: Service name: hello-openshift
oc -n hello-openshift create -f hello-openshift-route.yaml
oc -n hello-openshift get routes/hello-openshift-edge -o yaml
apiVersion: route.openshift.io/v1 kind: Route metadata: labels: type: sharded name: hello-openshift-edge namespace: hello-openshift spec: subdomain: hello-openshift tls: termination: edge to: kind: Service name: hello-openshift status: ingress: - host: hello-openshift.<apps-sharded.basedomain.example.net> 1 routerCanonicalHostname: router-sharded.<apps-sharded.basedomain.example.net> 2 routerName: sharded 3
oc annotate route <route_name> --overwrite haproxy.router.openshift.io/timeout=<timeout><time_unit> 1
oc annotate route myroute --overwrite haproxy.router.openshift.io/timeout=2s
oc annotate route <route_name> -n <namespace> --overwrite=true "haproxy.router.openshift.io/hsts_header"="max-age=31536000;\ 1 includeSubDomains;preload"
apiVersion: route.openshift.io/v1 kind: Route metadata: annotations: haproxy.router.openshift.io/hsts_header: max-age=31536000;includeSubDomains;preload 1 2 3 spec: host: def.abc.com tls: termination: "reencrypt" wildcardPolicy: "Subdomain"
oc annotate route <route_name> -n <namespace> --overwrite=true "haproxy.router.openshift.io/hsts_header"="max-age=0"
metadata: annotations: haproxy.router.openshift.io/hsts_header: max-age=0
oc annotate route --all -n <namespace> --overwrite=true "haproxy.router.openshift.io/hsts_header"="max-age=0"
oc get route --all-namespaces -o go-template='{{range .items}}{{if .metadata.annotations}}{{USDa := index .metadata.annotations "haproxy.router.openshift.io/hsts_header"}}{{USDn := .metadata.name}}{{with USDa}}Name: {{USDn}} HSTS: {{USDa}}{{"\n"}}{{else}}{{""}}{{end}}{{end}}{{end}}'
Name: routename HSTS: max-age=0
oc edit ingresses.config.openshift.io/cluster
apiVersion: config.openshift.io/v1 kind: Ingress metadata: name: cluster spec: domain: 'hello-openshift-default.apps.username.devcluster.openshift.com' requiredHSTSPolicies: 1 - domainPatterns: 2 - '*hello-openshift-default.apps.username.devcluster.openshift.com' - '*hello-openshift-default2.apps.username.devcluster.openshift.com' namespaceSelector: 3 matchLabels: myPolicy: strict maxAge: 4 smallestMaxAge: 1 largestMaxAge: 31536000 preloadPolicy: RequirePreload 5 includeSubDomainsPolicy: RequireIncludeSubDomains 6 - domainPatterns: 7 - 'abc.example.com' - '*xyz.example.com' namespaceSelector: matchLabels: {} maxAge: {} preloadPolicy: NoOpinion includeSubDomainsPolicy: RequireNoIncludeSubDomains
oc annotate route --all --all-namespaces --overwrite=true "haproxy.router.openshift.io/hsts_header"="max-age=31536000"
oc annotate route --all -n my-namespace --overwrite=true "haproxy.router.openshift.io/hsts_header"="max-age=31536000"
oc get clusteroperator/ingress -n openshift-ingress-operator -o jsonpath='{range .spec.requiredHSTSPolicies[*]}{.spec.requiredHSTSPolicies.maxAgePolicy.largestMaxAge}{"\n"}{end}'
oc get route --all-namespaces -o go-template='{{range .items}}{{if .metadata.annotations}}{{USDa := index .metadata.annotations "haproxy.router.openshift.io/hsts_header"}}{{USDn := .metadata.name}}{{with USDa}}Name: {{USDn}} HSTS: {{USDa}}{{"\n"}}{{else}}{{""}}{{end}}{{end}}{{end}}'
Name: <_routename_> HSTS: max-age=31536000;preload;includeSubDomains
tcpdump -s 0 -i any -w /tmp/dump.pcap host <podip 1> && host <podip 2> 1
tcpdump -s 0 -i any -w /tmp/dump.pcap port 4789
oc annotate route <route_name> router.openshift.io/cookie_name="<cookie_name>"
oc annotate route my_route router.openshift.io/cookie_name="my_cookie"
ROUTE_NAME=USD(oc get route <route_name> -o jsonpath='{.spec.host}')
curl USDROUTE_NAME -k -c /tmp/cookie_jar
curl USDROUTE_NAME -k -b /tmp/cookie_jar
apiVersion: route.openshift.io/v1 kind: Route metadata: name: route-unsecured spec: host: www.example.com path: "/test" 1 to: kind: Service name: service-name
apiVersion: route.openshift.io/v1 kind: Route metadata: annotations: haproxy.router.openshift.io/timeout: 5500ms 1
metadata: annotations: haproxy.router.openshift.io/ip_whitelist: 192.168.1.10
metadata: annotations: haproxy.router.openshift.io/ip_whitelist: 192.168.1.10 192.168.1.11 192.168.1.12
metadata: annotations: haproxy.router.openshift.io/ip_whitelist: 192.168.1.0/24
metadata: annotations: haproxy.router.openshift.io/ip_whitelist: 180.5.61.153 192.168.1.0/24 10.0.0.0/8
apiVersion: route.openshift.io/v1 kind: Route metadata: annotations: haproxy.router.openshift.io/rewrite-target: / 1
oc -n openshift-ingress-operator patch ingresscontroller/default --patch '{"spec":{"routeAdmission":{"namespaceOwnership":"InterNamespaceAllowed"}}}' --type=merge
spec: routeAdmission: namespaceOwnership: InterNamespaceAllowed
apiVersion: operator.openshift.io/v1 kind: IngressController metadata: name: default namespace: openshift-ingress-operator spec: routeAdmission: namespaceOwnership: InterNamespaceAllowed
apiVersion: networking.k8s.io/v1 kind: Ingress metadata: name: frontend annotations: route.openshift.io/termination: "reencrypt" 1 route.openshift.io/destination-ca-certificate-secret: secret-ca-cert 2 spec: rules: - host: www.example.com 3 http: paths: - backend: service: name: frontend port: number: 443 path: / pathType: Prefix tls: - hosts: - www.example.com secretName: example-com-tls-certificate
spec: rules: - host: www.example.com http: paths: - path: '' pathType: ImplementationSpecific backend: service: name: frontend port: number: 443
oc apply -f ingress.yaml
oc get routes
NAME HOST/PORT PATH SERVICES PORT TERMINATION WILDCARD frontend-gnztq www.example.com frontend 443 reencrypt/Redirect None
apiVersion: route.openshift.io/v1 kind: Route metadata: name: frontend-gnztq ownerReferences: - apiVersion: networking.k8s.io/v1 controller: true kind: Ingress name: frontend uid: 4e6c59cc-704d-4f44-b390-617d879033b6 spec: host: www.example.com path: / port: targetPort: https tls: certificate: | -----BEGIN CERTIFICATE----- [...] -----END CERTIFICATE----- insecureEdgeTerminationPolicy: Redirect key: | -----BEGIN RSA PRIVATE KEY----- [...] -----END RSA PRIVATE KEY----- termination: reencrypt destinationCACertificate: | -----BEGIN CERTIFICATE----- [...] -----END CERTIFICATE----- to: kind: Service name: frontend
apiVersion: networking.k8s.io/v1 kind: Ingress metadata: name: frontend spec: rules: tls: - {} 1
oc create -f example-ingress.yaml
oc get routes -o yaml
apiVersion: v1 items: - apiVersion: route.openshift.io/v1 kind: Route metadata: name: frontend-j9sdd 1 spec: tls: 2 insecureEdgeTerminationPolicy: Redirect termination: edge 3
oc create secret generic dest-ca-cert --from-file=tls.crt=<file_path>
oc -n test-ns create secret generic dest-ca-cert --from-file=tls.crt=tls.crt
secret/dest-ca-cert created
apiVersion: networking.k8s.io/v1 kind: Ingress metadata: name: frontend annotations: route.openshift.io/termination: "reencrypt" route.openshift.io/destination-ca-certificate-secret: secret-ca-cert 1
apiVersion: route.openshift.io/v1 kind: Route metadata: name: frontend annotations: route.openshift.io/termination: reencrypt route.openshift.io/destination-ca-certificate-secret: secret-ca-cert spec: tls: insecureEdgeTerminationPolicy: Redirect termination: reencrypt destinationCACertificate: | -----BEGIN CERTIFICATE----- [...] -----END CERTIFICATE-----
apiVersion: v1 kind: Service metadata: creationTimestamp: yyyy-mm-ddT00:00:00Z labels: name: <service_name> manager: kubectl-create operation: Update time: yyyy-mm-ddT00:00:00Z name: <service_name> namespace: <namespace_name> resourceVersion: "<resource_version_number>" selfLink: "/api/v1/namespaces/<namespace_name>/services/<service_name>" uid: <uid_number> spec: clusterIP: 172.30.0.0/16 clusterIPs: 1 - 172.30.0.0/16 - <second_IP_address> ipFamilies: 2 - IPv4 - IPv6 ipFamilyPolicy: RequireDualStack 3 ports: - port: 8080 protocol: TCP targetport: 8080 selector: name: <namespace_name> sessionAffinity: None type: ClusterIP status: loadbalancer: {}
oc get endpoints
oc get endpointslices
openssl rsa -in password_protected_tls.key -out tls.key
oc create route reencrypt --service=frontend --cert=tls.crt --key=tls.key --dest-ca-cert=destca.crt --ca-cert=ca.crt --hostname=www.example.com
apiVersion: route.openshift.io/v1 kind: Route metadata: name: frontend spec: host: www.example.com to: kind: Service name: frontend tls: termination: reencrypt key: |- -----BEGIN PRIVATE KEY----- [...] -----END PRIVATE KEY----- certificate: |- -----BEGIN CERTIFICATE----- [...] -----END CERTIFICATE----- caCertificate: |- -----BEGIN CERTIFICATE----- [...] -----END CERTIFICATE----- destinationCACertificate: |- -----BEGIN CERTIFICATE----- [...] -----END CERTIFICATE-----
openssl rsa -in password_protected_tls.key -out tls.key
oc create route edge --service=frontend --cert=tls.crt --key=tls.key --ca-cert=ca.crt --hostname=www.example.com
apiVersion: route.openshift.io/v1 kind: Route metadata: name: frontend spec: host: www.example.com to: kind: Service name: frontend tls: termination: edge key: |- -----BEGIN PRIVATE KEY----- [...] -----END PRIVATE KEY----- certificate: |- -----BEGIN CERTIFICATE----- [...] -----END CERTIFICATE----- caCertificate: |- -----BEGIN CERTIFICATE----- [...] -----END CERTIFICATE-----
oc create route passthrough route-passthrough-secured --service=frontend --port=8080
apiVersion: route.openshift.io/v1 kind: Route metadata: name: route-passthrough-secured 1 spec: host: www.example.com port: targetPort: 8080 tls: termination: passthrough 2 insecureEdgeTerminationPolicy: None 3 to: kind: Service name: frontend
apiVersion: v1 kind: Service metadata: name: http-service spec: clusterIP: 172.30.163.110 externalIPs: - 192.168.132.253 externalTrafficPolicy: Cluster ports: - name: highport nodePort: 31903 port: 30102 protocol: TCP targetPort: 30102 selector: app: web sessionAffinity: None type: LoadBalancer status: loadBalancer: ingress: - ip: 192.168.132.253
{ "policy": { "allowedCIDRs": [], "rejectedCIDRs": [] } }
apiVersion: config.openshift.io/v1 kind: Network metadata: name: cluster spec: externalIP: policy: {}
apiVersion: config.openshift.io/v1 kind: Network metadata: name: cluster spec: externalIP: policy: allowedCIDRs: - 172.16.66.10/23 rejectedCIDRs: - 172.16.66.10/24
apiVersion: config.openshift.io/v1 kind: Network metadata: name: cluster spec: clusterNetwork: - cidr: 10.128.0.0/14 hostPrefix: 23 externalIP: policy: {}
apiVersion: config.openshift.io/v1 kind: Network metadata: name: cluster spec: externalIP: autoAssignCIDRs: [] 1 policy: 2
policy: allowedCIDRs: [] 1 rejectedCIDRs: [] 2
apiVersion: config.openshift.io/v1 kind: Network metadata: name: cluster spec: externalIP: autoAssignCIDRs: - 192.168.132.254/29
apiVersion: config.openshift.io/v1 kind: Network metadata: name: cluster spec: externalIP: policy: allowedCIDRs: - 192.168.132.0/29 - 192.168.132.8/29 rejectedCIDRs: - 192.168.132.7/32
oc describe networks.config cluster
oc edit networks.config cluster
apiVersion: config.openshift.io/v1 kind: Network metadata: name: cluster spec: externalIP: 1
oc get networks.config cluster -o go-template='{{.spec.externalIP}}{{"\n"}}'
oc adm policy add-cluster-role-to-user cluster-admin username
oc new-project <project_name>
oc new-app nodejs:12~https://github.com/sclorg/nodejs-ex.git
oc get svc -n <project_name>
NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE nodejs-ex ClusterIP 172.30.197.157 <none> 8080/TCP 70s
oc project <project_name>
oc expose service nodejs-ex
route.route.openshift.io/nodejs-ex exposed
oc get route
NAME HOST/PORT PATH SERVICES PORT TERMINATION WILDCARD nodejs-ex nodejs-ex-myproject.example.com nodejs-ex 8080-tcp None
curl --head nodejs-ex-myproject.example.com
HTTP/1.1 200 OK
apiVersion: operator.openshift.io/v1 kind: IngressController metadata: name: finops-router namespace: openshift-ingress-operator spec: namespaceSelector: matchExpressions: - key: name operator: In values: - finance - ops
apiVersion: operator.openshift.io/v1 kind: IngressController metadata: name: dev-router namespace: openshift-ingress-operator spec: namespaceSelector: matchLabels: name: dev
apiVersion: operator.openshift.io/v1 kind: IngressController metadata: name: devops-router namespace: openshift-ingress-operator spec: namespaceSelector: matchExpressions: - key: name operator: In values: - dev - ops
oc edit ingresscontroller -n openshift-ingress-operator default
apiVersion: operator.openshift.io/v1 kind: IngressController metadata: name: default namespace: openshift-ingress-operator spec: namespaceSelector: matchExpressions: - key: name operator: NotIn values: - finance - ops - dev
apiVersion: operator.openshift.io/v1 kind: IngressController metadata: name: sharded namespace: openshift-ingress-operator spec: domain: <apps-sharded.basedomain.example.net> 1 nodePlacement: nodeSelector: matchLabels: node-role.kubernetes.io/worker: "" routeSelector: matchLabels: type: sharded
oc apply -f router-internal.yaml
oc expose svc <service-name> --hostname <route-name>.apps-sharded.basedomain.example.net
cat router-internal.yaml
apiVersion: operator.openshift.io/v1 kind: IngressController metadata: name: sharded namespace: openshift-ingress-operator spec: domain: <apps-sharded.basedomain.example.net> 1 nodePlacement: nodeSelector: matchLabels: node-role.kubernetes.io/worker: "" namespaceSelector: matchLabels: type: sharded
oc apply -f router-internal.yaml
oc expose svc <service-name> --hostname <route-name>.apps-sharded.basedomain.example.net
oc new-project hello-openshift
oc create -f https://raw.githubusercontent.com/openshift/origin/master/examples/hello-openshift/hello-pod.json
oc expose pod/hello-openshift
apiVersion: route.openshift.io/v1 kind: Route metadata: labels: type: sharded 1 name: hello-openshift-edge namespace: hello-openshift spec: subdomain: hello-openshift 2 tls: termination: edge to: kind: Service name: hello-openshift
oc -n hello-openshift create -f hello-openshift-route.yaml
oc -n hello-openshift get routes/hello-openshift-edge -o yaml
apiVersion: route.openshift.io/v1 kind: Route metadata: labels: type: sharded name: hello-openshift-edge namespace: hello-openshift spec: subdomain: hello-openshift tls: termination: edge to: kind: Service name: hello-openshift status: ingress: - host: hello-openshift.<apps-sharded.basedomain.example.net> 1 routerCanonicalHostname: router-sharded.<apps-sharded.basedomain.example.net> 2 routerName: sharded 3
apiVersion: operator.openshift.io/v1 kind: IngressController metadata: name: internal namespace: openshift-ingress-operator spec: domain: example.com endpointPublishingStrategy: type: HostNetwork hostNetwork: httpPort: 80 httpsPort: 443 statsPort: 1936
oc -n openshift-ingress-operator patch ingresscontrollers/default --type=merge --patch='{"spec":{"endpointPublishingStrategy":{"type":"LoadBalancerService","loadBalancer":{"scope":"Internal"}}}}'
oc -n openshift-ingress-operator get ingresscontrollers/default -o yaml
oc -n openshift-ingress delete services/router-default
oc -n openshift-ingress-operator patch ingresscontrollers/private --type=merge --patch='{"spec":{"endpointPublishingStrategy":{"type":"LoadBalancerService","loadBalancer":{"scope":"External"}}}}'
oc -n openshift-ingress-operator get ingresscontrollers/default -o yaml
oc -n openshift-ingress delete services/router-default
apiVersion: v1 items: - apiVersion: operator.openshift.io/v1 kind: IngressController metadata: name: <custom_ic_name> 1 namespace: openshift-ingress-operator spec: replicas: 1 domain: <custom_ic_domain_name> 2 nodePlacement: nodeSelector: matchLabels: <key>: <value> 3 namespaceSelector: matchLabels: <key>: <value> 4 endpointPublishingStrategy: type: NodePortService
oc label node <node_name> <key>=<value> 1
oc create -f <ingress_controller_cr>.yaml
oc get svc -n openshift-ingress
NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE router-internal-default ClusterIP 172.30.195.74 <none> 80/TCP,443/TCP,1936/TCP 223d router-nodeport-custom-ic3 NodePort 172.30.109.219 <none> 80:32432/TCP,443:31366/TCP,1936:30499/TCP 155m
oc new-project <project_name>
oc label namespace <project_name> <key>=<value> 1
oc new-app --image=<image_name> 1
oc expose svc/<service_name> --hostname=<svc_name>-<project_name>.<custom_ic_domain_name> 1
oc get route/hello-openshift -o json | jq '.status.ingress'
{ "conditions": [ { "lastTransitionTime": "2024-05-17T18:25:41Z", "status": "True", "type": "Admitted" } ], [ { "host": "hello-openshift.nodeportsvc.ipi-cluster.example.com", "routerCanonicalHostname": "router-nodeportsvc.nodeportsvc.ipi-cluster.example.com", "routerName": "nodeportsvc", "wildcardPolicy": "None" } ], }
oc patch --type=merge -n openshift-ingress-operator ingresscontroller/default --patch '{"spec":{"namespaceSelector":{"matchExpressions":[{"key":"<key>","operator":"NotIn","values":["<value>]}]}}}'
dig +short <svc_name>-<project_name>.<custom_ic_domain_name>
curl <svc_name>-<project_name>.<custom_ic_domain_name>:<port> 1
Hello OpenShift!
oc adm policy add-cluster-role-to-user cluster-admin username
oc new-project <project_name>
oc new-app nodejs:12~https://github.com/sclorg/nodejs-ex.git
oc get svc -n <project_name>
NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE nodejs-ex ClusterIP 172.30.197.157 <none> 8080/TCP 70s
oc project <project_name>
oc expose service nodejs-ex
route.route.openshift.io/nodejs-ex exposed
oc get route
NAME HOST/PORT PATH SERVICES PORT TERMINATION WILDCARD nodejs-ex nodejs-ex-myproject.example.com nodejs-ex 8080-tcp None
curl --head nodejs-ex-myproject.example.com
HTTP/1.1 200 OK
oc project project1
apiVersion: v1 kind: Service metadata: name: egress-2 1 spec: ports: - name: db port: 3306 2 loadBalancerIP: loadBalancerSourceRanges: 3 - 10.0.0.0/8 - 192.168.0.0/16 type: LoadBalancer 4 selector: name: mysql 5
oc create -f <file-name>
oc create -f mysql-lb.yaml
oc get svc
NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE egress-2 LoadBalancer 172.30.22.226 ad42f5d8b303045-487804948.example.com 3306:30357/TCP 15m
curl <public-ip>:<port>
curl 172.29.121.74:3306
mysql -h 172.30.131.89 -u admin -p
Enter password: Welcome to the MariaDB monitor. Commands end with ; or \g. MySQL [(none)]>
oc annotate route <route_name> --overwrite haproxy.router.openshift.io/timeout=<timeout><time_unit> 1
oc annotate route myroute --overwrite haproxy.router.openshift.io/timeout=2s
oc -n openshift-ingress-operator patch ingresscontroller/default --type=merge --patch='{"spec":{"endpointPublishingStrategy": {"type":"LoadBalancerService", "loadBalancer": {"scope":"External", "providerParameters":{"type":"AWS", "aws": {"type":"Classic", "classicLoadBalancer": {"connectionIdleTimeout":"5m"}}}}}}}'
oc -n openshift-ingress-operator patch ingresscontroller/default --type=merge --patch='{"spec":{"endpointPublishingStrategy": {"loadBalancer":{"providerParameters":{"aws":{"classicLoadBalancer": {"connectionIdleTimeout":null}}}}}}}'
apiVersion: operator.openshift.io/v1 kind: IngressController metadata: creationTimestamp: null name: default namespace: openshift-ingress-operator spec: endpointPublishingStrategy: loadBalancer: scope: External providerParameters: type: AWS aws: type: NLB type: LoadBalancerService
oc apply -f ingresscontroller.yaml
apiVersion: operator.openshift.io/v1 kind: IngressController metadata: creationTimestamp: null name: default namespace: openshift-ingress-operator spec: endpointPublishingStrategy: loadBalancer: scope: External providerParameters: type: AWS aws: type: Classic type: LoadBalancerService
oc apply -f ingresscontroller.yaml
apiVersion: operator.openshift.io/v1 kind: IngressController metadata: creationTimestamp: null name: default namespace: openshift-ingress-operator spec: endpointPublishingStrategy: loadBalancer: scope: External providerParameters: type: AWS aws: type: NLB type: LoadBalancerService
oc replace --force --wait -f ingresscontroller.yml
oc get infrastructure/cluster -o jsonpath='{.status.platformStatus.type}' AWS
cat ingresscontroller-aws-nlb.yaml
apiVersion: operator.openshift.io/v1 kind: IngressController metadata: name: USDmy_ingress_controller 1 namespace: openshift-ingress-operator spec: domain: USDmy_unique_ingress_domain 2 endpointPublishingStrategy: type: LoadBalancerService loadBalancer: scope: External 3 providerParameters: type: AWS aws: type: NLB
oc create -f ingresscontroller-aws-nlb.yaml
./openshift-install create manifests --dir <installation_directory> 1
touch <installation_directory>/manifests/cluster-ingress-default-ingresscontroller.yaml 1
ls <installation_directory>/manifests/cluster-ingress-default-ingresscontroller.yaml
cluster-ingress-default-ingresscontroller.yaml
apiVersion: operator.openshift.io/v1 kind: IngressController metadata: creationTimestamp: null name: default namespace: openshift-ingress-operator spec: endpointPublishingStrategy: loadBalancer: scope: External providerParameters: type: AWS aws: type: NLB type: LoadBalancerService
oc get networks.config cluster -o jsonpath='{.spec.externalIP}{"\n"}'
apiVersion: v1 kind: Service metadata: name: svc-with-externalip spec: externalIPs: policy: allowedCIDRs: - 192.168.123.0/28
oc patch svc <name> -p '{ "spec": { "externalIPs": [ "<ip_address>" ] } }'
oc patch svc mysql-55-rhel7 -p '{"spec":{"externalIPs":["192.174.120.10"]}}'
"mysql-55-rhel7" patched
oc get svc
NAME CLUSTER-IP EXTERNAL-IP PORT(S) AGE mysql-55-rhel7 172.30.131.89 192.174.120.10 3306/TCP 13m
oc adm policy add-cluster-role-to-user cluster-admin <user_name>
oc new-project <project_name>
oc new-app nodejs:12~https://github.com/sclorg/nodejs-ex.git
oc get svc -n <project_name>
NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE nodejs-ex ClusterIP 172.30.197.157 <none> 8080/TCP 70s
oc project <project_name>
oc edit svc <service_name>
spec: ports: - name: 8443-tcp nodePort: 30327 1 port: 8443 protocol: TCP targetPort: 8443 sessionAffinity: None type: NodePort 2
oc get svc -n myproject
NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE nodejs-ex ClusterIP 172.30.217.127 <none> 3306/TCP 9m44s nodejs-ex-ingress NodePort 172.30.107.72 <none> 3306:31345/TCP 39s
oc delete svc nodejs-ex
oc get svc
NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE httpd NodePort 172.xx.xx.xx <none> 8443:30327/TCP 109s
oc -n openshift-ingress-operator patch ingresscontroller/default --type=merge --patch='{"spec":{"endpointPublishingStrategy": {"type":"LoadBalancerService", "loadbalancer": {"scope":"External", "allowedSourceRanges":["0.0.0.0/0"]}}}}' 1
oc get svc router-default -n openshift-ingress -o yaml
apiVersion: v1 kind: Service metadata: annotations: service.beta.kubernetes.io/load-balancer-source-ranges: 192.168.0.1/32
oc get svc router-default -n openshift-ingress -o yaml
spec: loadBalancerSourceRanges: - 0.0.0.0/0
oc -n openshift-ingress-operator patch ingresscontroller/default --type=merge --patch='{"spec":{"endpointPublishingStrategy": {"loadBalancer":{"allowedSourceRanges":["0.0.0.0/0"]}}}}' 1
oc get ingressclass
oc get ingress -A
oc patch ingress/<ingress_name> --type=merge --patch '{"spec":{"ingressClassName":"openshift-default"}}'
cat << EOF | oc apply -f - apiVersion: v1 kind: Namespace metadata: name: openshift-nmstate spec: finalizers: - kubernetes EOF
cat << EOF | oc apply -f - apiVersion: operators.coreos.com/v1 kind: OperatorGroup metadata: name: openshift-nmstate namespace: openshift-nmstate spec: targetNamespaces: - openshift-nmstate EOF
cat << EOF| oc apply -f - apiVersion: operators.coreos.com/v1alpha1 kind: Subscription metadata: name: kubernetes-nmstate-operator namespace: openshift-nmstate spec: channel: stable installPlanApproval: Automatic name: kubernetes-nmstate-operator source: redhat-operators sourceNamespace: openshift-marketplace EOF
cat << EOF | oc apply -f - apiVersion: nmstate.io/v1 kind: NMState metadata: name: nmstate EOF
get clusterserviceversion -n openshift-nmstate -o custom-columns=Name:.metadata.name,Phase:.status.phase
Name Phase kubernetes-nmstate-operator.4.12.0-202210210157 Succeeded
oc delete --namespace openshift-nmstate subscription kubernetes-nmstate-operator
oc get --namespace openshift-nmstate clusterserviceversion
NAME DISPLAY VERSION REPLACES PHASE kubernetes-nmstate-operator.v4.18.0 Kubernetes NMState Operator 4.18.0 Succeeded
oc delete --namespace openshift-nmstate clusterserviceversion kubernetes-nmstate-operator.v4.18.0
oc -n openshift-nmstate delete nmstate nmstate
oc delete --all deployments --namespace=openshift-nmstate
oc delete crd nmstates.nmstate.io
oc delete crd nodenetworkconfigurationenactments.nmstate.io
oc delete crd nodenetworkstates.nmstate.io
oc delete crd nodenetworkconfigurationpolicies.nmstate.io
oc delete namespace kubernetes-nmstate
oc get nns
oc get nns node01 -o yaml
apiVersion: nmstate.io/v1 kind: NodeNetworkState metadata: name: node01 1 status: currentState: 2 dns-resolver: interfaces: route-rules: routes: lastSuccessfulUpdateTime: "2020-01-31T12:14:00Z" 3
apiVersion: nmstate.io/v1 kind: NodeNetworkConfigurationPolicy metadata: name: br1-eth1-policy 1 spec: nodeSelector: 2 node-role.kubernetes.io/worker: "" 3 maxUnavailable: 3 4 desiredState: interfaces: - name: br1 description: Linux bridge with eth1 as a port 5 type: linux-bridge state: up ipv4: dhcp: true enabled: true auto-dns: false bridge: options: stp: enabled: false port: - name: eth1 dns-resolver: 6 config: search: - example.com - example.org server: - 8.8.8.8
oc apply -f br1-eth1-policy.yaml 1
oc get nncp
oc get nncp <policy> -o yaml
oc get nnce
oc get nnce <node>.<policy> -o yaml
apiVersion: nmstate.io/v1 kind: NodeNetworkConfigurationPolicy metadata: name: <br1-eth1-policy> 1 spec: nodeSelector: 2 node-role.kubernetes.io/worker: "" 3 desiredState: interfaces: - name: br1 type: linux-bridge state: absent 4 - name: eth1 5 type: ethernet 6 state: up 7 ipv4: dhcp: true 8 enabled: true 9
oc apply -f <br1-eth1-policy.yaml> 1
apiVersion: nmstate.io/v1 kind: NodeNetworkConfigurationPolicy metadata: name: br1-eth1-policy 1 spec: nodeSelector: 2 kubernetes.io/hostname: <node01> 3 desiredState: interfaces: - name: br1 4 description: Linux bridge with eth1 as a port 5 type: linux-bridge 6 state: up 7 ipv4: dhcp: true 8 enabled: true 9 bridge: options: stp: enabled: false 10 port: - name: eth1 11
apiVersion: nmstate.io/v1 kind: NodeNetworkConfigurationPolicy metadata: name: vlan-eth1-policy 1 spec: nodeSelector: 2 kubernetes.io/hostname: <node01> 3 desiredState: interfaces: - name: eth1.102 4 description: VLAN using eth1 5 type: vlan 6 state: up 7 vlan: base-iface: eth1 8 id: 102 9
apiVersion: nmstate.io/v1 kind: NodeNetworkConfigurationPolicy metadata: name: bond0-eth1-eth2-policy 1 spec: nodeSelector: 2 kubernetes.io/hostname: <node01> 3 desiredState: interfaces: - name: bond0 4 description: Bond with ports eth1 and eth2 5 type: bond 6 state: up 7 ipv4: dhcp: true 8 enabled: true 9 link-aggregation: mode: active-backup 10 options: miimon: '140' 11 port: 12 - eth1 - eth2 mtu: 1450 13
apiVersion: nmstate.io/v1 kind: NodeNetworkConfigurationPolicy metadata: name: eth1-policy 1 spec: nodeSelector: 2 kubernetes.io/hostname: <node01> 3 desiredState: interfaces: - name: eth1 4 description: Configuring eth1 on node01 5 type: ethernet 6 state: up 7 ipv4: dhcp: true 8 enabled: true 9
apiVersion: nmstate.io/v1 kind: NodeNetworkConfigurationPolicy metadata: name: bond-vlan 1 spec: nodeSelector: 2 kubernetes.io/hostname: <node01> 3 desiredState: interfaces: - name: bond10 4 description: Bonding eth2 and eth3 5 type: bond 6 state: up 7 link-aggregation: mode: balance-xor 8 options: miimon: '140' 9 port: 10 - eth2 - eth3 - name: bond10.103 11 description: vlan using bond10 12 type: vlan 13 state: up 14 vlan: base-iface: bond10 15 id: 103 16 ipv4: dhcp: true 17 enabled: true 18
apiVersion: nmstate.io/v1 kind: NodeNetworkConfigurationPolicy metadata: name: br1-eth1-copy-ipv4-policy 1 spec: nodeSelector: 2 node-role.kubernetes.io/worker: "" capture: eth1-nic: interfaces.name=="eth1" 3 eth1-routes: routes.running.next-hop-interface=="eth1" br1-routes: capture.eth1-routes | routes.running.next-hop-interface := "br1" desiredState: interfaces: - name: br1 description: Linux bridge with eth1 as a port type: linux-bridge 4 state: up ipv4: "{{ capture.eth1-nic.interfaces.0.ipv4 }}" 5 bridge: options: stp: enabled: false port: - name: eth1 6 routes: config: "{{ capture.br1-routes.routes.running }}"
interfaces: - name: eth1 description: static IP on eth1 type: ethernet state: up ipv4: dhcp: false address: - ip: 192.168.122.250 1 prefix-length: 24 enabled: true
interfaces: - name: eth1 description: No IP on eth1 type: ethernet state: up ipv4: enabled: false
interfaces: - name: eth1 description: DHCP on eth1 type: ethernet state: up ipv4: dhcp: true enabled: true
interfaces: - name: eth1 description: DHCP without gateway or DNS on eth1 type: ethernet state: up ipv4: dhcp: true auto-gateway: false auto-dns: false enabled: true
interfaces: 1 ipv4: auto-dns: false dns-resolver: config: search: - example.com - example.org server: - 8.8.8.8
interfaces: - name: eth1 description: Static routing on eth1 type: ethernet state: up ipv4: dhcp: false address: - ip: 192.0.2.251 1 prefix-length: 24 enabled: true routes: config: - destination: 198.51.100.0/24 metric: 150 next-hop-address: 192.0.2.1 2 next-hop-interface: eth1 table-id: 254
apiVersion: nmstate.io/v1 kind: NodeNetworkConfigurationPolicy metadata: name: ens01-bridge-testfail spec: desiredState: interfaces: - name: br1 description: Linux bridge with the wrong port type: linux-bridge state: up ipv4: dhcp: true enabled: true bridge: options: stp: enabled: false port: - name: ens01
oc apply -f ens01-bridge-testfail.yaml
nodenetworkconfigurationpolicy.nmstate.io/ens01-bridge-testfail created
oc get nncp
NAME STATUS ens01-bridge-testfail FailedToConfigure
oc get nnce
NAME STATUS control-plane-1.ens01-bridge-testfail FailedToConfigure control-plane-2.ens01-bridge-testfail FailedToConfigure control-plane-3.ens01-bridge-testfail FailedToConfigure compute-1.ens01-bridge-testfail FailedToConfigure compute-2.ens01-bridge-testfail FailedToConfigure compute-3.ens01-bridge-testfail FailedToConfigure
oc get nnce compute-1.ens01-bridge-testfail -o jsonpath='{.status.conditions[?(@.type=="Failing")].message}'
error reconciling NodeNetworkConfigurationPolicy at desired state apply: , failed to execute nmstatectl set --no-commit --timeout 480: 'exit status 1' '' libnmstate.error.NmstateVerificationError: desired ======= --- name: br1 type: linux-bridge state: up bridge: options: group-forward-mask: 0 mac-ageing-time: 300 multicast-snooping: true stp: enabled: false forward-delay: 15 hello-time: 2 max-age: 20 priority: 32768 port: - name: ens01 description: Linux bridge with the wrong port ipv4: address: [] auto-dns: true auto-gateway: true auto-routes: true dhcp: true enabled: true ipv6: enabled: false mac-address: 01-23-45-67-89-AB mtu: 1500 current ======= --- name: br1 type: linux-bridge state: up bridge: options: group-forward-mask: 0 mac-ageing-time: 300 multicast-snooping: true stp: enabled: false forward-delay: 15 hello-time: 2 max-age: 20 priority: 32768 port: [] description: Linux bridge with the wrong port ipv4: address: [] auto-dns: true auto-gateway: true auto-routes: true dhcp: true enabled: true ipv6: enabled: false mac-address: 01-23-45-67-89-AB mtu: 1500 difference ========== --- desired +++ current @@ -13,8 +13,7 @@ hello-time: 2 max-age: 20 priority: 32768 - port: - - name: ens01 + port: [] description: Linux bridge with the wrong port ipv4: address: [] line 651, in _assert_interfaces_equal\n current_state.interfaces[ifname],\nlibnmstate.error.NmstateVerificationError:
oc get nns control-plane-1 -o yaml
- ipv4: name: ens1 state: up type: ethernet
oc edit nncp ens01-bridge-testfail
port: - name: ens1
oc get nncp
NAME STATUS ens01-bridge-testfail SuccessfullyConfigured
cat >> /etc/named.conf <<EOF zone "root-servers.net" IN { type master; file "named.localhost"; }; EOF
systemctl restart named
journalctl -u named|grep root-servers.net
Jul 03 15:16:26 rhel-8-10 bash[xxxx]: zone root-servers.net/IN: loaded serial 0 Jul 03 15:16:26 rhel-8-10 named[xxxx]: zone root-servers.net/IN: loaded serial 0
host -t NS root-servers.net. 127.0.0.1
Using domain server: Name: 127.0.0.1 Address: 127.0.0.53 Aliases: root-servers.net name server root-servers.net.
echo 'server=/root-servers.net/<DNS_server_IP>'> /etc/dnsmasq.d/delegate-root-servers.net.conf
systemctl restart dnsmasq
journalctl -u dnsmasq|grep root-servers.net
Jul 03 15:31:25 rhel-8-10 dnsmasq[1342]: using nameserver 192.168.1.1#53 for domain root-servers.net
host -t NS root-servers.net. 127.0.0.1
Using domain server: Name: 127.0.0.1 Address: 127.0.0.1#53 Aliases: root-servers.net name server root-servers.net.
apiVersion: config.openshift.io/v1 kind: Proxy metadata: name: cluster networking: clusterNetwork: 1 - cidr: <ip_address_from_cidr> hostPrefix: 23 network type: OVNKubernetes machineNetwork: 2 - cidr: <ip_address_from_cidr> serviceNetwork: 3 - 172.30.0.0/16 status: noProxy: - localhost - .cluster.local - .svc - 127.0.0.1 - <api_server_internal_url> 4
apiVersion: config.openshift.io/v1 kind: Proxy metadata: name: cluster spec: trustedCA: name: "" status:
apiVersion: v1 data: ca-bundle.crt: | 1 <MY_PEM_ENCODED_CERTS> 2 kind: ConfigMap metadata: name: user-ca-bundle 3 namespace: openshift-config 4
oc create -f user-ca-bundle.yaml
oc edit proxy/cluster
apiVersion: config.openshift.io/v1 kind: Proxy metadata: name: cluster spec: httpProxy: http://<username>:<pswd>@<ip>:<port> 1 httpsProxy: https://<username>:<pswd>@<ip>:<port> 2 noProxy: example.com 3 readinessEndpoints: - http://www.google.com 4 - https://www.google.com trustedCA: name: user-ca-bundle 5
oc edit proxy/cluster
apiVersion: config.openshift.io/v1 kind: Proxy metadata: name: cluster spec: {}
oc get proxy/cluster -o yaml
oc get proxy/cluster -o jsonpath='{.status}'
{ status: httpProxy: http://user:xxx@xxxx:3128 httpsProxy: http://user:xxx@xxxx:3128 noProxy: .cluster.local,.svc,10.0.0.0/16,10.128.0.0/14,127.0.0.1,169.254.169.254,172.30.0.0/16,localhost,test.no-proxy.com }
oc logs -n openshift-machine-config-operator USD(oc get pods -n openshift-machine-config-operator -l k8s-app=machine-config-operator -o name)
oc logs -n openshift-cluster-version USD(oc get pods -n openshift-cluster-version -l k8s-app=machine-config-operator -o name)
apiVersion: v1 baseDomain: my.domain.com proxy: httpProxy: http://<username>:<pswd>@<ip>:<port> 1 httpsProxy: https://<username>:<pswd>@<ip>:<port> 2 noProxy: ec2.<aws_region>.amazonaws.com,elasticloadbalancing.<aws_region>.amazonaws.com,s3.<aws_region>.amazonaws.com 3 additionalTrustBundle: | 4 -----BEGIN CERTIFICATE----- <MY_TRUSTED_CA_CERT> -----END CERTIFICATE----- additionalTrustBundlePolicy: <policy_to_add_additionalTrustBundle> 5
./openshift-install wait-for install-complete --log-level debug
apiVersion: config.openshift.io/v1 kind: Proxy metadata: name: cluster spec: trustedCA: name: "" status:
apiVersion: v1 data: ca-bundle.crt: | 1 <MY_PEM_ENCODED_CERTS> 2 kind: ConfigMap metadata: name: user-ca-bundle 3 namespace: openshift-config 4
oc create -f user-ca-bundle.yaml
oc edit proxy/cluster
apiVersion: config.openshift.io/v1 kind: Proxy metadata: name: cluster spec: httpProxy: http://<username>:<pswd>@<ip>:<port> 1 httpsProxy: https://<username>:<pswd>@<ip>:<port> 2 noProxy: example.com 3 readinessEndpoints: - http://www.google.com 4 - https://www.google.com trustedCA: name: user-ca-bundle 5
config.openshift.io/inject-trusted-cabundle="true"
apiVersion: v1 data: {} kind: ConfigMap metadata: labels: config.openshift.io/inject-trusted-cabundle: "true" name: ca-inject 1 namespace: apache
apiVersion: apps/v1 kind: Deployment metadata: name: my-example-custom-ca-deployment namespace: my-example-custom-ca-ns spec: spec: containers: - name: my-container-that-needs-custom-ca volumeMounts: - name: trusted-ca mountPath: /etc/pki/ca-trust/extracted/pem readOnly: true volumes: - name: trusted-ca configMap: name: ca-inject items: - key: ca-bundle.crt 1 path: tls-ca-bundle.pem 2
oc -n openshift-kuryr edit cm kuryr-config
kind: ConfigMap metadata: annotations: networkoperator.openshift.io/kuryr-octavia-provider: default 1
oc -n openshift-kuryr edit cm kuryr-config
kind: ConfigMap metadata: annotations: networkoperator.openshift.io/kuryr-octavia-provider: ovn
openstack loadbalancer list | grep amphora
a4db683b-2b7b-4988-a582-c39daaad7981 | ostest-7mbj6-kuryr-api-loadbalancer | 84c99c906edd475ba19478a9a6690efd | 172.30.0.1 | ACTIVE | amphora
openstack loadbalancer list | grep ovn
2dffe783-98ae-4048-98d0-32aa684664cc | openshift-apiserver-operator/metrics | 84c99c906edd475ba19478a9a6690efd | 172.30.167.119 | ACTIVE | ovn 0b1b2193-251f-4243-af39-2f99b29d18c5 | openshift-etcd/etcd | 84c99c906edd475ba19478a9a6690efd | 172.30.143.226 | ACTIVE | ovn f05b07fc-01b7-4673-bd4d-adaa4391458e | openshift-dns-operator/metrics | 84c99c906edd475ba19478a9a6690efd | 172.30.152.27 | ACTIVE | ovn
openstack loadbalancer create --name API_OCP_CLUSTER --vip-subnet-id <id_of_worker_vms_subnet>
openstack loadbalancer listener create --name API_OCP_CLUSTER_6443 --protocol HTTPS--protocol-port 6443 API_OCP_CLUSTER
openstack loadbalancer pool create --name API_OCP_CLUSTER_pool_6443 --lb-algorithm ROUND_ROBIN --session-persistence type=<source_IP_address> --listener API_OCP_CLUSTER_6443 --protocol HTTPS
openstack loadbalancer healthmonitor create --delay 5 --max-retries 4 --timeout 10 --type TCP API_OCP_CLUSTER_pool_6443
for SERVER in USD(MASTER-0-IP MASTER-1-IP MASTER-2-IP) do openstack loadbalancer member create --address USDSERVER --protocol-port 6443 API_OCP_CLUSTER_pool_6443 done
openstack floating ip unset USDAPI_FIP
openstack floating ip set --port USD(openstack loadbalancer show -c <vip_port_id> -f value API_OCP_CLUSTER) USDAPI_FIP
openstack floating ip unset USDAPI_FIP
openstack floating ip set --port USD(openstack loadbalancer show -c <vip_port_id> -f value USD{OCP_CLUSTER}-kuryr-api-loadbalancer) USDAPI_FIP
oc -n openshift-ingress get svc router-internal-default -o yaml > external_router.yaml
apiVersion: v1 kind: Service metadata: labels: ingresscontroller.operator.openshift.io/owning-ingresscontroller: default name: router-external-default 1 namespace: openshift-ingress spec: ports: - name: http port: 80 protocol: TCP targetPort: http - name: https port: 443 protocol: TCP targetPort: https - name: metrics port: 1936 protocol: TCP targetPort: 1936 selector: ingresscontroller.operator.openshift.io/deployment-ingresscontroller: default sessionAffinity: None type: LoadBalancer 2
oc apply -f external_router.yaml
oc -n openshift-ingress get svc
NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE router-external-default LoadBalancer 172.30.235.33 10.46.22.161 80:30112/TCP,443:32359/TCP,1936:30317/TCP 3m38s router-internal-default ClusterIP 172.30.115.123 <none> 80/TCP,443/TCP,1936/TCP 22h
openstack loadbalancer list | grep router-external
| 21bf6afe-b498-4a16-a958-3229e83c002c | openshift-ingress/router-external-default | 66f3816acf1b431691b8d132cc9d793c | 172.30.235.33 | ACTIVE | octavia |
openstack floating ip list | grep 172.30.235.33
| e2f80e97-8266-4b69-8636-e58bacf1879e | 10.46.22.161 | 172.30.235.33 | 655e7122-806a-4e0a-a104-220c6e17bda6 | a565e55a-99e7-4d15-b4df-f9d7ee8c9deb | 66f3816acf1b431691b8d132cc9d793c |
Path: HTTPS:6443/readyz Healthy threshold: 2 Unhealthy threshold: 2 Timeout: 10 Interval: 10
Path: HTTPS:22623/healthz Healthy threshold: 2 Unhealthy threshold: 2 Timeout: 10 Interval: 10
Path: HTTP:1936/healthz/ready Healthy threshold: 2 Unhealthy threshold: 2 Timeout: 5 Interval: 10
# listen my-cluster-api-6443 bind 192.168.1.100:6443 mode tcp balance roundrobin option httpchk http-check connect http-check send meth GET uri /readyz http-check expect status 200 server my-cluster-master-2 192.168.1.101:6443 check inter 10s rise 2 fall 2 server my-cluster-master-0 192.168.1.102:6443 check inter 10s rise 2 fall 2 server my-cluster-master-1 192.168.1.103:6443 check inter 10s rise 2 fall 2 listen my-cluster-machine-config-api-22623 bind 192.168.1.100:22623 mode tcp balance roundrobin option httpchk http-check connect http-check send meth GET uri /healthz http-check expect status 200 server my-cluster-master-2 192.168.1.101:22623 check inter 10s rise 2 fall 2 server my-cluster-master-0 192.168.1.102:22623 check inter 10s rise 2 fall 2 server my-cluster-master-1 192.168.1.103:22623 check inter 10s rise 2 fall 2 listen my-cluster-apps-443 bind 192.168.1.100:443 mode tcp balance roundrobin option httpchk http-check connect http-check send meth GET uri /healthz/ready http-check expect status 200 server my-cluster-worker-0 192.168.1.111:443 check port 1936 inter 10s rise 2 fall 2 server my-cluster-worker-1 192.168.1.112:443 check port 1936 inter 10s rise 2 fall 2 server my-cluster-worker-2 192.168.1.113:443 check port 1936 inter 10s rise 2 fall 2 listen my-cluster-apps-80 bind 192.168.1.100:80 mode tcp balance roundrobin option httpchk http-check connect http-check send meth GET uri /healthz/ready http-check expect status 200 server my-cluster-worker-0 192.168.1.111:80 check port 1936 inter 10s rise 2 fall 2 server my-cluster-worker-1 192.168.1.112:80 check port 1936 inter 10s rise 2 fall 2 server my-cluster-worker-2 192.168.1.113:80 check port 1936 inter 10s rise 2 fall 2
curl https://<loadbalancer_ip_address>:6443/version --insecure
major: 1
minor: 11+
gitVersion: v1.11.0+ad103ed
gitCommit: ad103ed
gitTreeState: clean
buildDate: 2019-01-09T06:44:10Z
goVersion: go1.10.3
compiler: gc
platform: linux/amd64
curl -v https://<loadbalancer_ip_address>:22623/healthz --insecure
HTTP/1.1 200 OK Content-Length: 0
curl -I -L -H "Host: console-openshift-console.apps.<cluster_name>.<base_domain>" http://<load_balancer_front_end_IP_address>
HTTP/1.1 302 Found content-length: 0 location: https://console-openshift-console.apps.ocp4.private.opequon.net/ cache-control: no-cache
curl -I -L --insecure --resolve console-openshift-console.apps.<cluster_name>.<base_domain>:443:<Load Balancer Front End IP Address> https://console-openshift-console.apps.<cluster_name>.<base_domain>
HTTP/1.1 200 OK referrer-policy: strict-origin-when-cross-origin set-cookie: csrf-token=UlYWOyQ62LWjw2h003xtYSKlh1a0Py2hhctw0WmV2YEdhJjFyQwWcGBsja261dGLgaYO0nxzVErhiXt6QepA7g==; Path=/; Secure; SameSite=Lax x-content-type-options: nosniff x-dns-prefetch-control: off x-frame-options: DENY x-xss-protection: 1; mode=block date: Wed, 04 Oct 2023 16:29:38 GMT content-type: text/html; charset=utf-8 set-cookie: 1e2670d92730b515ce3a1bb65da45062=1bf5e9573c9a2760c964ed1659cc1673; path=/; HttpOnly; Secure; SameSite=None cache-control: private
<load_balancer_ip_address> A api.<cluster_name>.<base_domain> A record pointing to Load Balancer Front End
<load_balancer_ip_address> A apps.<cluster_name>.<base_domain> A record pointing to Load Balancer Front End
curl https://api.<cluster_name>.<base_domain>:6443/version --insecure
major: 1
minor: 11+
gitVersion: v1.11.0+ad103ed
gitCommit: ad103ed
gitTreeState: clean
buildDate: 2019-01-09T06:44:10Z
goVersion: go1.10.3
compiler: gc
platform: linux/amd64
curl -v https://api.<cluster_name>.<base_domain>:22623/healthz --insecure
HTTP/1.1 200 OK Content-Length: 0
curl http://console-openshift-console.apps.<cluster_name>.<base_domain -I -L --insecure
HTTP/1.1 302 Found content-length: 0 location: https://console-openshift-console.apps.<cluster-name>.<base domain>/ cache-control: no-cacheHTTP/1.1 200 OK referrer-policy: strict-origin-when-cross-origin set-cookie: csrf-token=39HoZgztDnzjJkq/JuLJMeoKNXlfiVv2YgZc09c3TBOBU4NI6kDXaJH1LdicNhN1UsQWzon4Dor9GWGfopaTEQ==; Path=/; Secure x-content-type-options: nosniff x-dns-prefetch-control: off x-frame-options: DENY x-xss-protection: 1; mode=block date: Tue, 17 Nov 2020 08:42:10 GMT content-type: text/html; charset=utf-8 set-cookie: 1e2670d92730b515ce3a1bb65da45062=9b714eb87e93cf34853e87a92d6894be; path=/; HttpOnly; Secure; SameSite=None cache-control: private
curl https://console-openshift-console.apps.<cluster_name>.<base_domain> -I -L --insecure
HTTP/1.1 200 OK referrer-policy: strict-origin-when-cross-origin set-cookie: csrf-token=UlYWOyQ62LWjw2h003xtYSKlh1a0Py2hhctw0WmV2YEdhJjFyQwWcGBsja261dGLgaYO0nxzVErhiXt6QepA7g==; Path=/; Secure; SameSite=Lax x-content-type-options: nosniff x-dns-prefetch-control: off x-frame-options: DENY x-xss-protection: 1; mode=block date: Wed, 04 Oct 2023 16:29:38 GMT content-type: text/html; charset=utf-8 set-cookie: 1e2670d92730b515ce3a1bb65da45062=1bf5e9573c9a2760c964ed1659cc1673; path=/; HttpOnly; Secure; SameSite=None cache-control: private
"event":"ipAllocated","ip":"172.22.0.201","msg":"IP address assigned by controller
cat << EOF | oc apply -f - apiVersion: v1 kind: Namespace metadata: name: metallb-system EOF
cat << EOF | oc apply -f - apiVersion: operators.coreos.com/v1 kind: OperatorGroup metadata: name: metallb-operator namespace: metallb-system EOF
oc get operatorgroup -n metallb-system
NAME AGE metallb-operator 14m
apiVersion: operators.coreos.com/v1alpha1 kind: Subscription metadata: name: metallb-operator-sub namespace: metallb-system spec: channel: stable name: metallb-operator source: redhat-operators 1 sourceNamespace: openshift-marketplace
oc create -f metallb-sub.yaml
oc label ns metallb-system "openshift.io/cluster-monitoring=true"
oc get installplan -n metallb-system
NAME CSV APPROVAL APPROVED install-wzg94 metallb-operator.4.12.0-nnnnnnnnnnnn Automatic true
oc get clusterserviceversion -n metallb-system -o custom-columns=Name:.metadata.name,Phase:.status.phase
Name Phase metallb-operator.4.12.0-nnnnnnnnnnnn Succeeded
cat << EOF | oc apply -f - apiVersion: metallb.io/v1beta1 kind: MetalLB metadata: name: metallb namespace: metallb-system EOF
oc get deployment -n metallb-system controller
NAME READY UP-TO-DATE AVAILABLE AGE controller 1/1 1 1 11m
oc get daemonset -n metallb-system speaker
NAME DESIRED CURRENT READY UP-TO-DATE AVAILABLE NODE SELECTOR AGE speaker 6 6 6 6 6 kubernetes.io/os=linux 18m
apiVersion: metallb.io/v1beta1 kind: MetalLB metadata: name: metallb namespace: metallb-system spec: nodeSelector: <.> node-role.kubernetes.io/worker: "" speakerTolerations: <.> - key: "Example" operator: "Exists" effect: "NoExecute"
apiVersion: scheduling.k8s.io/v1 kind: PriorityClass metadata: name: high-priority value: 1000000
oc apply -f myPriorityClass.yaml
apiVersion: metallb.io/v1beta1 kind: MetalLB metadata: name: metallb namespace: metallb-system spec: logLevel: debug controllerConfig: priorityClassName: high-priority 1 affinity: podAffinity: 2 requiredDuringSchedulingIgnoredDuringExecution: - labelSelector: matchLabels: app: metallb topologyKey: kubernetes.io/hostname speakerConfig: priorityClassName: high-priority affinity: podAffinity: requiredDuringSchedulingIgnoredDuringExecution: - labelSelector: matchLabels: app: metallb topologyKey: kubernetes.io/hostname
oc apply -f MetalLBPodConfig.yaml
oc get pods -n metallb-system -o custom-columns=NAME:.metadata.name,PRIORITY:.spec.priorityClassName
NAME PRIORITY controller-584f5c8cd8-5zbvg high-priority metallb-operator-controller-manager-9c8d9985-szkqg <none> metallb-operator-webhook-server-c895594d4-shjgx <none> speaker-dddf7 high-priority
oc get pod -o=custom-columns=NODE:.spec.nodeName,NAME:.metadata.name -n metallb-system
apiVersion: metallb.io/v1beta1 kind: MetalLB metadata: name: metallb namespace: metallb-system spec: logLevel: debug controllerConfig: resources: limits: cpu: "200m" speakerConfig: resources: limits: cpu: "300m"
oc apply -f CPULimits.yaml
oc describe pod <pod_name>
oc get subscription metallb-operator -n metallb-system -o yaml | grep currentCSV
currentCSV: metallb-operator.4.10.0-202207051316
oc delete subscription metallb-operator -n metallb-system
subscription.operators.coreos.com "metallb-operator" deleted
oc delete clusterserviceversion metallb-operator.4.10.0-202207051316 -n metallb-system
clusterserviceversion.operators.coreos.com "metallb-operator.4.10.0-202207051316" deleted
oc get operatorgroup -n metallb-system
NAME AGE metallb-system-7jc66 85m
oc get operatorgroup metallb-system-7jc66 -n metallb-system -o yaml
apiVersion: operators.coreos.com/v1 kind: OperatorGroup metadata: annotations: olm.providedAPIs: "" creationTimestamp: "2023-10-25T09:42:49Z" generateName: metallb-system- generation: 1 name: metallb-system-7jc66 namespace: metallb-system resourceVersion: "25027" uid: f5f644a0-eef8-4e31-a306-e2bbcfaffab3 spec: targetNamespaces: - metallb-system upgradeStrategy: Default status: lastUpdated: "2023-10-25T09:42:49Z" namespaces: - metallb-system
oc edit n metallb-system
operatorgroup.operators.coreos.com/metallb-system-7jc66 edited
oc get operatorgroup metallb-system-7jc66 -n metallb-system -o yaml
apiVersion: operators.coreos.com/v1 kind: OperatorGroup metadata: annotations: olm.providedAPIs: "" creationTimestamp: "2023-10-25T09:42:49Z" generateName: metallb-system- generation: 2 name: metallb-system-7jc66 namespace: metallb-system resourceVersion: "61658" uid: f5f644a0-eef8-4e31-a306-e2bbcfaffab3 spec: upgradeStrategy: Default status: lastUpdated: "2023-10-25T14:31:30Z" namespaces: - ""
oc get namespaces | grep metallb-system
metallb-system Active 31m
oc get metallb -n metallb-system
NAME AGE metallb 33m
oc get csv -n metallb-system
NAME DISPLAY VERSION REPLACES PHASE metallb-operator.4.12.0-202207051316 MetalLB Operator 4.12.0-202207051316 Succeeded
apiVersion: metallb.io/v1beta1 kind: IPAddressPool metadata: namespace: metallb-system name: doc-example labels: 1 zone: east spec: addresses: - 203.0.113.1-203.0.113.10 - 203.0.113.65-203.0.113.75
oc apply -f ipaddresspool.yaml
oc describe -n metallb-system IPAddressPool doc-example
Name: doc-example Namespace: metallb-system Labels: zone=east Annotations: <none> API Version: metallb.io/v1beta1 Kind: IPAddressPool Metadata: Spec: Addresses: 203.0.113.1-203.0.113.10 203.0.113.65-203.0.113.75 Auto Assign: true Events: <none>
apiVersion: metallb.io/v1beta1 kind: IPAddressPool metadata: name: doc-example-cidr namespace: metallb-system spec: addresses: - 192.168.100.0/24 - 192.168.200.0/24 - 192.168.255.1-192.168.255.5
apiVersion: metallb.io/v1beta1 kind: IPAddressPool metadata: name: doc-example-reserved namespace: metallb-system spec: addresses: - 10.0.100.0/28 autoAssign: false
apiVersion: metallb.io/v1beta1 kind: IPAddressPool metadata: name: doc-example-combined namespace: metallb-system spec: addresses: - 10.0.100.0/28 - 2002:2:2::1-2002:2:2::100
apiVersion: metallb.io/v1beta1 kind: IPAddressPool metadata: namespace: metallb-system name: doc-example-bgp-basic spec: addresses: - 203.0.113.200/30 - fc00:f853:ccd:e799::/124
oc apply -f ipaddresspool.yaml
apiVersion: metallb.io/v1beta1 kind: BGPAdvertisement metadata: name: bgpadvertisement-basic namespace: metallb-system spec: ipAddressPools: - doc-example-bgp-basic
oc apply -f bgpadvertisement.yaml
apiVersion: metallb.io/v1beta1 kind: IPAddressPool metadata: namespace: metallb-system name: doc-example-bgp-adv labels: zone: east spec: addresses: - 203.0.113.200/30 - fc00:f853:ccd:e799::/124 autoAssign: false
oc apply -f ipaddresspool.yaml
apiVersion: metallb.io/v1beta1 kind: BGPAdvertisement metadata: name: bgpadvertisement-adv-1 namespace: metallb-system spec: ipAddressPools: - doc-example-bgp-adv communities: - 65535:65282 aggregationLength: 32 localPref: 100
oc apply -f bgpadvertisement1.yaml
apiVersion: metallb.io/v1beta1 kind: BGPAdvertisement metadata: name: bgpadvertisement-adv-2 namespace: metallb-system spec: ipAddressPools: - doc-example-bgp-adv communities: - 8000:800 aggregationLength: 30 aggregationLengthV6: 124
oc apply -f bgpadvertisement2.yaml
apiVersion: metallb.io/v1beta1 kind: IPAddressPool metadata: namespace: metallb-system name: pool1 spec: addresses: - 4.4.4.100-4.4.4.200 - 2001:100:4::200-2001:100:4::400
apiVersion: metallb.io/v1beta1 kind: BGPAdvertisement metadata: name: example spec: ipAddressPools: - pool1 nodeSelector: - matchLabels: kubernetes.io/hostname: NodeA - matchLabels: kubernetes.io/hostname: NodeB
apiVersion: metallb.io/v1beta1 kind: IPAddressPool metadata: namespace: metallb-system name: doc-example-l2 spec: addresses: - 4.4.4.0/24 autoAssign: false
oc apply -f ipaddresspool.yaml
apiVersion: metallb.io/v1beta1 kind: L2Advertisement metadata: name: l2advertisement namespace: metallb-system spec: ipAddressPools: - doc-example-l2
oc apply -f l2advertisement.yaml
apiVersion: metallb.io/v1beta1 kind: IPAddressPool metadata: namespace: metallb-system name: doc-example-l2-label labels: zone: east spec: addresses: - 172.31.249.87/32
oc apply -f ipaddresspool.yaml
apiVersion: metallb.io/v1beta1 kind: L2Advertisement metadata: name: l2advertisement-label namespace: metallb-system spec: ipAddressPoolSelectors: - matchExpressions: - key: zone operator: In values: - east
oc apply -f l2advertisement.yaml
apiVersion: metallb.io/v1beta1 kind: IPAddressPool metadata: namespace: metallb-system name: doc-example-l2 spec: addresses: - 4.4.4.0/24 autoAssign: false
oc apply -f ipaddresspool.yaml
apiVersion: metallb.io/v1beta1 kind: L2Advertisement metadata: name: l2advertisement namespace: metallb-system spec: ipAddressPools: - doc-example-l2 interfaces: - interfaceA - interfaceB
oc apply -f l2advertisement.yaml
apiVersion: metallb.io/v1beta2 kind: BGPPeer metadata: namespace: metallb-system name: doc-example-peer spec: peerAddress: 10.0.0.1 peerASN: 64501 myASN: 64500 routerID: 10.10.10.10
oc apply -f bgppeer.yaml
apiVersion: metallb.io/v1beta1 kind: IPAddressPool metadata: namespace: metallb-system name: pool1 spec: addresses: - 4.4.4.100-4.4.4.200 - 2001:100:4::200-2001:100:4::400
oc apply -f ipaddresspool1.yaml
apiVersion: metallb.io/v1beta1 kind: IPAddressPool metadata: namespace: metallb-system name: pool2 spec: addresses: - 5.5.5.100-5.5.5.200 - 2001:100:5::200-2001:100:5::400
oc apply -f ipaddresspool2.yaml
apiVersion: metallb.io/v1beta2 kind: BGPPeer metadata: namespace: metallb-system name: peer1 spec: peerAddress: 10.0.0.1 peerASN: 64501 myASN: 64500 routerID: 10.10.10.10
oc apply -f bgppeer1.yaml
apiVersion: metallb.io/v1beta2 kind: BGPPeer metadata: namespace: metallb-system name: peer2 spec: peerAddress: 10.0.0.2 peerASN: 64501 myASN: 64500 routerID: 10.10.10.10
oc apply -f bgppeer2.yaml
apiVersion: metallb.io/v1beta1 kind: BGPAdvertisement metadata: name: bgpadvertisement-1 namespace: metallb-system spec: ipAddressPools: - pool1 peers: - peer1 communities: - 65535:65282 aggregationLength: 32 aggregationLengthV6: 128 localPref: 100
oc apply -f bgpadvertisement1.yaml
apiVersion: metallb.io/v1beta1 kind: BGPAdvertisement metadata: name: bgpadvertisement-2 namespace: metallb-system spec: ipAddressPools: - pool2 peers: - peer2 communities: - 65535:65282 aggregationLength: 32 aggregationLengthV6: 128 localPref: 100
oc apply -f bgpadvertisement2.yaml
apiVersion: metallb.io/v1beta2 kind: BGPPeer metadata: name: doc-example-nodesel namespace: metallb-system spec: peerAddress: 10.0.20.1 peerASN: 64501 myASN: 64500 nodeSelectors: - matchExpressions: - key: kubernetes.io/hostname operator: In values: [compute-1.example.com, compute-2.example.com]
apiVersion: metallb.io/v1beta2 kind: BGPPeer metadata: name: doc-example-peer-bfd namespace: metallb-system spec: peerAddress: 10.0.20.1 peerASN: 64501 myASN: 64500 holdTime: "10s" bfdProfile: doc-example-bfd-profile-full
apiVersion: metallb.io/v1beta2 kind: BGPPeer metadata: name: doc-example-dual-stack-ipv4 namespace: metallb-system spec: peerAddress: 10.0.20.1 peerASN: 64500 myASN: 64500 --- apiVersion: metallb.io/v1beta2 kind: BGPPeer metadata: name: doc-example-dual-stack-ipv6 namespace: metallb-system spec: peerAddress: 2620:52:0:88::104 peerASN: 64500 myASN: 64500
apiVersion: metallb.io/v1beta1 kind: IPAddressPool metadata: namespace: metallb-system name: doc-example-bgp-community spec: addresses: - 203.0.113.200/30 - fc00:f853:ccd:e799::/124
oc apply -f ipaddresspool.yaml
apiVersion: metallb.io/v1beta1 kind: Community metadata: name: community1 namespace: metallb-system spec: communities: - name: NO_ADVERTISE value: '65535:65282'
apiVersion: metallb.io/v1beta2 kind: BGPPeer metadata: namespace: metallb-system name: doc-example-bgp-peer spec: peerAddress: 10.0.0.1 peerASN: 64501 myASN: 64500 routerID: 10.10.10.10
oc apply -f bgppeer.yaml
apiVersion: metallb.io/v1beta1 kind: BGPAdvertisement metadata: name: bgp-community-sample namespace: metallb-system spec: aggregationLength: 32 aggregationLengthV6: 128 communities: - NO_ADVERTISE 1 ipAddressPools: - doc-example-bgp-community peers: - doc-example-peer
oc apply -f bgpadvertisement.yaml
apiVersion: metallb.io/v1beta1 kind: BFDProfile metadata: name: doc-example-bfd-profile-full namespace: metallb-system spec: receiveInterval: 300 transmitInterval: 300 detectMultiplier: 3 echoMode: false passiveMode: true minimumTtl: 254
oc apply -f bfdprofile.yaml
apiVersion: v1 kind: Service metadata: name: <service_name> annotations: metallb.universe.tf/address-pool: <address_pool_name> spec: selector: <label_key>: <label_value> ports: - port: 8080 targetPort: 8080 protocol: TCP type: LoadBalancer loadBalancerIP: <ip_address>
Events: Type Reason Age From Message ---- ------ ---- ---- ------- Warning AllocationFailed 3m16s metallb-controller Failed to allocate IP for "default/invalid-request": "4.3.2.1" is not allowed in config
apiVersion: v1 kind: Service metadata: name: <service_name> annotations: metallb.universe.tf/address-pool: <address_pool_name> spec: selector: <label_key>: <label_value> ports: - port: 8080 targetPort: 8080 protocol: TCP type: LoadBalancer
apiVersion: v1 kind: Service metadata: name: <service_name> spec: selector: <label_key>: <label_value> ports: - port: 8080 targetPort: 8080 protocol: TCP type: LoadBalancer
apiVersion: v1 kind: Service metadata: name: service-http annotations: metallb.universe.tf/address-pool: doc-example metallb.universe.tf/allow-shared-ip: "web-server-svc" 1 spec: ports: - name: http port: 80 2 protocol: TCP targetPort: 8080 selector: <label_key>: <label_value> 3 type: LoadBalancer loadBalancerIP: 172.31.249.7 4 --- apiVersion: v1 kind: Service metadata: name: service-https annotations: metallb.universe.tf/address-pool: doc-example metallb.universe.tf/allow-shared-ip: "web-server-svc" 5 spec: ports: - name: https port: 443 6 protocol: TCP targetPort: 8080 selector: <label_key>: <label_value> 7 type: LoadBalancer loadBalancerIP: 172.31.249.7 8
oc apply -f <service_name>.yaml
service/<service_name> created
oc describe service <service_name>
Name: <service_name> Namespace: default Labels: <none> Annotations: metallb.universe.tf/address-pool: doc-example <.> Selector: app=service_name Type: LoadBalancer <.> IP Family Policy: SingleStack IP Families: IPv4 IP: 10.105.237.254 IPs: 10.105.237.254 LoadBalancer Ingress: 192.168.100.5 <.> Port: <unset> 80/TCP TargetPort: 8080/TCP NodePort: <unset> 30550/TCP Endpoints: 10.244.0.50:8080 Session Affinity: None External Traffic Policy: Cluster Events: <.> Type Reason Age From Message ---- ------ ---- ---- ------- Normal nodeAssigned 32m (x2 over 32m) metallb-speaker announcing from node "<node_name>"
apiVersion: metallb.io/v1beta1 kind: MetalLB metadata: name: metallb namespace: metallb-system spec: logLevel: debug nodeSelector: node-role.kubernetes.io/worker: ""
oc replace -f setdebugloglevel.yaml
oc get -n metallb-system pods -l component=speaker
NAME READY STATUS RESTARTS AGE speaker-2m9pm 4/4 Running 0 9m19s speaker-7m4qw 3/4 Running 0 19s speaker-szlmx 4/4 Running 0 9m19s
oc logs -n metallb-system speaker-7m4qw -c speaker
{"branch":"main","caller":"main.go:92","commit":"3d052535","goversion":"gc / go1.17.1 / amd64","level":"info","msg":"MetalLB speaker starting (commit 3d052535, branch main)","ts":"2022-05-17T09:55:05Z","version":""} {"caller":"announcer.go:110","event":"createARPResponder","interface":"ens4","level":"info","msg":"created ARP responder for interface","ts":"2022-05-17T09:55:05Z"} {"caller":"announcer.go:119","event":"createNDPResponder","interface":"ens4","level":"info","msg":"created NDP responder for interface","ts":"2022-05-17T09:55:05Z"} {"caller":"announcer.go:110","event":"createARPResponder","interface":"tun0","level":"info","msg":"created ARP responder for interface","ts":"2022-05-17T09:55:05Z"} {"caller":"announcer.go:119","event":"createNDPResponder","interface":"tun0","level":"info","msg":"created NDP responder for interface","ts":"2022-05-17T09:55:05Z"} I0517 09:55:06.515686 95 request.go:665] Waited for 1.026500832s due to client-side throttling, not priority and fairness, request: GET:https://172.30.0.1:443/apis/operators.coreos.com/v1alpha1?timeout=32s {"Starting Manager":"(MISSING)","caller":"k8s.go:389","level":"info","ts":"2022-05-17T09:55:08Z"} {"caller":"speakerlist.go:310","level":"info","msg":"node event - forcing sync","node addr":"10.0.128.4","node event":"NodeJoin","node name":"ci-ln-qb8t3mb-72292-7s7rh-worker-a-vvznj","ts":"2022-05-17T09:55:08Z"} {"caller":"service_controller.go:113","controller":"ServiceReconciler","enqueueing":"openshift-kube-controller-manager-operator/metrics","epslice":"{\"metadata\":{\"name\":\"metrics-xtsxr\",\"generateName\":\"metrics-\",\"namespace\":\"openshift-kube-controller-manager-operator\",\"uid\":\"ac6766d7-8504-492c-9d1e-4ae8897990ad\",\"resourceVersion\":\"9041\",\"generation\":4,\"creationTimestamp\":\"2022-05-17T07:16:53Z\",\"labels\":{\"app\":\"kube-controller-manager-operator\",\"endpointslice.kubernetes.io/managed-by\":\"endpointslice-controller.k8s.io\",\"kubernetes.io/service-name\":\"metrics\"},\"annotations\":{\"endpoints.kubernetes.io/last-change-trigger-time\":\"2022-05-17T07:21:34Z\"},\"ownerReferences\":[{\"apiVersion\":\"v1\",\"kind\":\"Service\",\"name\":\"metrics\",\"uid\":\"0518eed3-6152-42be-b566-0bd00a60faf8\",\"controller\":true,\"blockOwnerDeletion\":true}],\"managedFields\":[{\"manager\":\"kube-controller-manager\",\"operation\":\"Update\",\"apiVersion\":\"discovery.k8s.io/v1\",\"time\":\"2022-05-17T07:20:02Z\",\"fieldsType\":\"FieldsV1\",\"fieldsV1\":{\"f:addressType\":{},\"f:endpoints\":{},\"f:metadata\":{\"f:annotations\":{\".\":{},\"f:endpoints.kubernetes.io/last-change-trigger-time\":{}},\"f:generateName\":{},\"f:labels\":{\".\":{},\"f:app\":{},\"f:endpointslice.kubernetes.io/managed-by\":{},\"f:kubernetes.io/service-name\":{}},\"f:ownerReferences\":{\".\":{},\"k:{\\\"uid\\\":\\\"0518eed3-6152-42be-b566-0bd00a60faf8\\\"}\":{}}},\"f:ports\":{}}}]},\"addressType\":\"IPv4\",\"endpoints\":[{\"addresses\":[\"10.129.0.7\"],\"conditions\":{\"ready\":true,\"serving\":true,\"terminating\":false},\"targetRef\":{\"kind\":\"Pod\",\"namespace\":\"openshift-kube-controller-manager-operator\",\"name\":\"kube-controller-manager-operator-6b98b89ddd-8d4nf\",\"uid\":\"dd5139b8-e41c-4946-a31b-1a629314e844\",\"resourceVersion\":\"9038\"},\"nodeName\":\"ci-ln-qb8t3mb-72292-7s7rh-master-0\",\"zone\":\"us-central1-a\"}],\"ports\":[{\"name\":\"https\",\"protocol\":\"TCP\",\"port\":8443}]}","level":"debug","ts":"2022-05-17T09:55:08Z"}
oc logs -n metallb-system speaker-7m4qw -c frr
Started watchfrr 2022/05/17 09:55:05 ZEBRA: client 16 says hello and bids fair to announce only bgp routes vrf=0 2022/05/17 09:55:05 ZEBRA: client 31 says hello and bids fair to announce only vnc routes vrf=0 2022/05/17 09:55:05 ZEBRA: client 38 says hello and bids fair to announce only static routes vrf=0 2022/05/17 09:55:05 ZEBRA: client 43 says hello and bids fair to announce only bfd routes vrf=0 2022/05/17 09:57:25.089 BGP: Creating Default VRF, AS 64500 2022/05/17 09:57:25.090 BGP: dup addr detect enable max_moves 5 time 180 freeze disable freeze_time 0 2022/05/17 09:57:25.090 BGP: bgp_get: Registering BGP instance (null) to zebra 2022/05/17 09:57:25.090 BGP: Registering VRF 0 2022/05/17 09:57:25.091 BGP: Rx Router Id update VRF 0 Id 10.131.0.1/32 2022/05/17 09:57:25.091 BGP: RID change : vrf VRF default(0), RTR ID 10.131.0.1 2022/05/17 09:57:25.091 BGP: Rx Intf add VRF 0 IF br0 2022/05/17 09:57:25.091 BGP: Rx Intf add VRF 0 IF ens4 2022/05/17 09:57:25.091 BGP: Rx Intf address add VRF 0 IF ens4 addr 10.0.128.4/32 2022/05/17 09:57:25.091 BGP: Rx Intf address add VRF 0 IF ens4 addr fe80::c9d:84da:4d86:5618/64 2022/05/17 09:57:25.091 BGP: Rx Intf add VRF 0 IF lo 2022/05/17 09:57:25.091 BGP: Rx Intf add VRF 0 IF ovs-system 2022/05/17 09:57:25.091 BGP: Rx Intf add VRF 0 IF tun0 2022/05/17 09:57:25.091 BGP: Rx Intf address add VRF 0 IF tun0 addr 10.131.0.1/23 2022/05/17 09:57:25.091 BGP: Rx Intf address add VRF 0 IF tun0 addr fe80::40f1:d1ff:feb6:5322/64 2022/05/17 09:57:25.091 BGP: Rx Intf add VRF 0 IF veth2da49fed 2022/05/17 09:57:25.091 BGP: Rx Intf address add VRF 0 IF veth2da49fed addr fe80::24bd:d1ff:fec1:d88/64 2022/05/17 09:57:25.091 BGP: Rx Intf add VRF 0 IF veth2fa08c8c 2022/05/17 09:57:25.091 BGP: Rx Intf address add VRF 0 IF veth2fa08c8c addr fe80::6870:ff:fe96:efc8/64 2022/05/17 09:57:25.091 BGP: Rx Intf add VRF 0 IF veth41e356b7 2022/05/17 09:57:25.091 BGP: Rx Intf address add VRF 0 IF veth41e356b7 addr fe80::48ff:37ff:fede:eb4b/64 2022/05/17 09:57:25.092 BGP: Rx Intf add VRF 0 IF veth1295c6e2 2022/05/17 09:57:25.092 BGP: Rx Intf address add VRF 0 IF veth1295c6e2 addr fe80::b827:a2ff:feed:637/64 2022/05/17 09:57:25.092 BGP: Rx Intf add VRF 0 IF veth9733c6dc 2022/05/17 09:57:25.092 BGP: Rx Intf address add VRF 0 IF veth9733c6dc addr fe80::3cf4:15ff:fe11:e541/64 2022/05/17 09:57:25.092 BGP: Rx Intf add VRF 0 IF veth336680ea 2022/05/17 09:57:25.092 BGP: Rx Intf address add VRF 0 IF veth336680ea addr fe80::94b1:8bff:fe7e:488c/64 2022/05/17 09:57:25.092 BGP: Rx Intf add VRF 0 IF vetha0a907b7 2022/05/17 09:57:25.092 BGP: Rx Intf address add VRF 0 IF vetha0a907b7 addr fe80::3855:a6ff:fe73:46c3/64 2022/05/17 09:57:25.092 BGP: Rx Intf add VRF 0 IF vethf35a4398 2022/05/17 09:57:25.092 BGP: Rx Intf address add VRF 0 IF vethf35a4398 addr fe80::40ef:2fff:fe57:4c4d/64 2022/05/17 09:57:25.092 BGP: Rx Intf add VRF 0 IF vethf831b7f4 2022/05/17 09:57:25.092 BGP: Rx Intf address add VRF 0 IF vethf831b7f4 addr fe80::f0d9:89ff:fe7c:1d32/64 2022/05/17 09:57:25.092 BGP: Rx Intf add VRF 0 IF vxlan_sys_4789 2022/05/17 09:57:25.092 BGP: Rx Intf address add VRF 0 IF vxlan_sys_4789 addr fe80::80c1:82ff:fe4b:f078/64 2022/05/17 09:57:26.094 BGP: 10.0.0.1 [FSM] Timer (start timer expire). 2022/05/17 09:57:26.094 BGP: 10.0.0.1 [FSM] BGP_Start (Idle->Connect), fd -1 2022/05/17 09:57:26.094 BGP: Allocated bnc 10.0.0.1/32(0)(VRF default) peer 0x7f807f7631a0 2022/05/17 09:57:26.094 BGP: sendmsg_zebra_rnh: sending cmd ZEBRA_NEXTHOP_REGISTER for 10.0.0.1/32 (vrf VRF default) 2022/05/17 09:57:26.094 BGP: 10.0.0.1 [FSM] Waiting for NHT 2022/05/17 09:57:26.094 BGP: bgp_fsm_change_status : vrf default(0), Status: Connect established_peers 0 2022/05/17 09:57:26.094 BGP: 10.0.0.1 went from Idle to Connect 2022/05/17 09:57:26.094 BGP: 10.0.0.1 [FSM] TCP_connection_open_failed (Connect->Active), fd -1 2022/05/17 09:57:26.094 BGP: bgp_fsm_change_status : vrf default(0), Status: Active established_peers 0 2022/05/17 09:57:26.094 BGP: 10.0.0.1 went from Connect to Active 2022/05/17 09:57:26.094 ZEBRA: rnh_register msg from client bgp: hdr->length=8, type=nexthop vrf=0 2022/05/17 09:57:26.094 ZEBRA: 0: Add RNH 10.0.0.1/32 type Nexthop 2022/05/17 09:57:26.094 ZEBRA: 0:10.0.0.1/32: Evaluate RNH, type Nexthop (force) 2022/05/17 09:57:26.094 ZEBRA: 0:10.0.0.1/32: NH has become unresolved 2022/05/17 09:57:26.094 ZEBRA: 0: Client bgp registers for RNH 10.0.0.1/32 type Nexthop 2022/05/17 09:57:26.094 BGP: VRF default(0): Rcvd NH update 10.0.0.1/32(0) - metric 0/0 #nhops 0/0 flags 0x6 2022/05/17 09:57:26.094 BGP: NH update for 10.0.0.1/32(0)(VRF default) - flags 0x6 chgflags 0x0 - evaluate paths 2022/05/17 09:57:26.094 BGP: evaluate_paths: Updating peer (10.0.0.1(VRF default)) status with NHT 2022/05/17 09:57:30.081 ZEBRA: Event driven route-map update triggered 2022/05/17 09:57:30.081 ZEBRA: Event handler for route-map: 10.0.0.1-out 2022/05/17 09:57:30.081 ZEBRA: Event handler for route-map: 10.0.0.1-in 2022/05/17 09:57:31.104 ZEBRA: netlink_parse_info: netlink-listen (NS 0) type RTM_NEWNEIGH(28), len=76, seq=0, pid=0 2022/05/17 09:57:31.104 ZEBRA: Neighbor Entry received is not on a VLAN or a BRIDGE, ignoring 2022/05/17 09:57:31.105 ZEBRA: netlink_parse_info: netlink-listen (NS 0) type RTM_NEWNEIGH(28), len=76, seq=0, pid=0 2022/05/17 09:57:31.105 ZEBRA: Neighbor Entry received is not on a VLAN or a BRIDGE, ignoring
oc get -n metallb-system pods -l component=speaker
NAME READY STATUS RESTARTS AGE speaker-66bth 4/4 Running 0 56m speaker-gvfnf 4/4 Running 0 56m
oc exec -n metallb-system speaker-66bth -c frr -- vtysh -c "show running-config"
Building configuration Current configuration: ! frr version 7.5.1_git frr defaults traditional hostname some-hostname log file /etc/frr/frr.log informational log timestamp precision 3 service integrated-vtysh-config ! router bgp 64500 1 bgp router-id 10.0.1.2 no bgp ebgp-requires-policy no bgp default ipv4-unicast no bgp network import-check neighbor 10.0.2.3 remote-as 64500 2 neighbor 10.0.2.3 bfd profile doc-example-bfd-profile-full 3 neighbor 10.0.2.3 timers 5 15 neighbor 10.0.2.4 remote-as 64500 4 neighbor 10.0.2.4 bfd profile doc-example-bfd-profile-full 5 neighbor 10.0.2.4 timers 5 15 ! address-family ipv4 unicast network 203.0.113.200/30 6 neighbor 10.0.2.3 activate neighbor 10.0.2.3 route-map 10.0.2.3-in in neighbor 10.0.2.4 activate neighbor 10.0.2.4 route-map 10.0.2.4-in in exit-address-family ! address-family ipv6 unicast network fc00:f853:ccd:e799::/124 7 neighbor 10.0.2.3 activate neighbor 10.0.2.3 route-map 10.0.2.3-in in neighbor 10.0.2.4 activate neighbor 10.0.2.4 route-map 10.0.2.4-in in exit-address-family ! route-map 10.0.2.3-in deny 20 ! route-map 10.0.2.4-in deny 20 ! ip nht resolve-via-default ! ipv6 nht resolve-via-default ! line vty ! bfd profile doc-example-bfd-profile-full 8 transmit-interval 35 receive-interval 35 passive-mode echo-mode echo-interval 35 minimum-ttl 10 ! ! end
oc exec -n metallb-system speaker-66bth -c frr -- vtysh -c "show bgp summary"
IPv4 Unicast Summary: BGP router identifier 10.0.1.2, local AS number 64500 vrf-id 0 BGP table version 1 RIB entries 1, using 192 bytes of memory Peers 2, using 29 KiB of memory Neighbor V AS MsgRcvd MsgSent TblVer InQ OutQ Up/Down State/PfxRcd PfxSnt 10.0.2.3 4 64500 387 389 0 0 0 00:32:02 0 1 1 10.0.2.4 4 64500 0 0 0 0 0 never Active 0 2 Total number of neighbors 2 IPv6 Unicast Summary: BGP router identifier 10.0.1.2, local AS number 64500 vrf-id 0 BGP table version 1 RIB entries 1, using 192 bytes of memory Peers 2, using 29 KiB of memory Neighbor V AS MsgRcvd MsgSent TblVer InQ OutQ Up/Down State/PfxRcd PfxSnt 10.0.2.3 4 64500 387 389 0 0 0 00:32:02 NoNeg 3 10.0.2.4 4 64500 0 0 0 0 0 never Active 0 4 Total number of neighbors 2
oc exec -n metallb-system speaker-66bth -c frr -- vtysh -c "show bgp ipv4 unicast 203.0.113.200/30"
BGP routing table entry for 203.0.113.200/30 Paths: (1 available, best #1, table default) Advertised to non peer-group peers: 10.0.2.3 <.> Local 0.0.0.0 from 0.0.0.0 (10.0.1.2) Origin IGP, metric 0, weight 32768, valid, sourced, local, best (First path received) Last update: Mon Jan 10 19:49:07 2022
oc get -n metallb-system pods -l component=speaker
NAME READY STATUS RESTARTS AGE speaker-66bth 4/4 Running 0 26m speaker-gvfnf 4/4 Running 0 26m
oc exec -n metallb-system speaker-66bth -c frr -- vtysh -c "show bfd peers brief"
Session count: 2 SessionId LocalAddress PeerAddress Status ========= ============ =========== ====== 3909139637 10.0.1.2 10.0.2.3 up <.>
pod_network_name_info{interface="net0",namespace="namespacename",network_name="nadnamespace/firstNAD",pod="podname"} 0
(container_network_receive_bytes_total) + on(namespace,pod,interface) group_left(network_name) ( pod_network_name_info ) (container_network_receive_errors_total) + on(namespace,pod,interface) group_left(network_name) ( pod_network_name_info ) (container_network_receive_packets_total) + on(namespace,pod,interface) group_left(network_name) ( pod_network_name_info ) (container_network_receive_packets_dropped_total) + on(namespace,pod,interface) group_left(network_name) ( pod_network_name_info ) (container_network_transmit_bytes_total) + on(namespace,pod,interface) group_left(network_name) ( pod_network_name_info ) (container_network_transmit_errors_total) + on(namespace,pod,interface) group_left(network_name) ( pod_network_name_info ) (container_network_transmit_packets_total) + on(namespace,pod,interface) group_left(network_name) ( pod_network_name_info ) (container_network_transmit_packets_dropped_total) + on(namespace,pod,interface) group_left(network_name)