Installing on a single node OpenShift Container Platform 4.18 Installing OpenShift Container Platform on a single node Red Hat OpenShift Documentation Team

Commands:
example.com
<cluster_name>.example.com
export OCP_VERSION=<ocp_version> 1
export ARCH=<architecture> 1
curl -k https://mirror.openshift.com/pub/openshift-v4/clients/ocp/USDOCP_VERSION/openshift-client-linux.tar.gz -o oc.tar.gz
tar zxf oc.tar.gz
chmod +x oc
curl -k https://mirror.openshift.com/pub/openshift-v4/clients/ocp/USDOCP_VERSION/openshift-install-linux.tar.gz -o openshift-install-linux.tar.gz
tar zxvf openshift-install-linux.tar.gz
chmod +x openshift-install
export ISO_URL=USD(./openshift-install coreos print-stream-json | grep location | grep USDARCH | grep iso | cut -d\" -f4)
curl -L USDISO_URL -o rhcos-live.iso
apiVersion: v1 baseDomain: <domain> 1 compute: - name: worker replicas: 0 2 controlPlane: name: master replicas: 1 3 metadata: name: <name> 4 networking: 5 clusterNetwork: - cidr: 10.128.0.0/14 hostPrefix: 23 machineNetwork: - cidr: 10.0.0.0/16 6 networkType: OVNKubernetes serviceNetwork: - 172.30.0.0/16 platform: none: {} bootstrapInPlace: installationDisk: /dev/disk/by-id/<disk_id> 7 pullSecret: '<pull_secret>' 8 sshKey: | <ssh_key> 9
mkdir ocp
cp install-config.yaml ocp
./openshift-install --dir=ocp create single-node-ignition-config
alias coreos-installer='podman run --privileged --pull always --rm -v /dev:/dev -v /run/udev:/run/udev -v USDPWD:/data -w /data quay.io/coreos/coreos-installer:release'
coreos-installer iso ignition embed -fi ocp/bootstrap-in-place-for-live-iso.ign rhcos-live.iso
./openshift-install --dir=ocp wait-for install-complete
export KUBECONFIG=ocp/auth/kubeconfig
oc get nodes
NAME STATUS ROLES AGE VERSION control-plane.example.com Ready master,worker 10m v1.31.3
dd if=<path_to_iso> of=<path_to_usb> status=progress
curl -k -u <bmc_username>:<bmc_password> -d '{"Image":"<hosted_iso_file>", "Inserted": true}' -H "Content-Type: application/json" -X POST <host_bmc_address>/redfish/v1/Managers/iDRAC.Embedded.1/VirtualMedia/CD/Actions/VirtualMedia.InsertMedia
curl -k -u <bmc_username>:<bmc_password> -X PATCH -H 'Content-Type: application/json' -d '{"Boot": {"BootSourceOverrideTarget": "Cd", "BootSourceOverrideMode": "UEFI", "BootSourceOverrideEnabled": "Once"}}' <host_bmc_address>/redfish/v1/Systems/System.Embedded.1
curl -k -u <bmc_username>:<bmc_password> -d '{"ResetType": "ForceRestart"}' -H 'Content-type: application/json' -X POST <host_bmc_address>/redfish/v1/Systems/System.Embedded.1/Actions/ComputerSystem.Reset
curl -k -u <bmc_username>:<bmc_password> -d '{"ResetType": "On"}' -H 'Content-type: application/json' -X POST <host_bmc_address>/redfish/v1/Systems/System.Embedded.1/Actions/ComputerSystem.Reset
variant: openshift version: 4.18.0 metadata: name: sshd labels: machineconfiguration.openshift.io/role: worker passwd: users: - name: core 1 ssh_authorized_keys: - '<ssh_key>'
butane -pr embedded.yaml -o embedded.ign
coreos-installer iso ignition embed -i embedded.ign rhcos-4.18.0-x86_64-live.x86_64.iso -o rhcos-sshd-4.18.0-x86_64-live.x86_64.iso
coreos-installer iso ignition show rhcos-sshd-4.18.0-x86_64-live.x86_64.iso
{ "ignition": { "version": "3.2.0" }, "passwd": { "users": [ { "name": "core", "sshAuthorizedKeys": [ "ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQCZnG8AIzlDAhpyENpK2qKiTT8EbRWOrz7NXjRzopbPu215mocaJgjjwJjh1cYhgPhpAp6M/ttTk7I4OI7g4588Apx4bwJep6oWTU35LkY8ZxkGVPAJL8kVlTdKQviDv3XX12l4QfnDom4tm4gVbRH0gNT1wzhnLP+LKYm2Ohr9D7p9NBnAdro6k++XWgkDeijLRUTwdEyWunIdW1f8G0Mg8Y1Xzr13BUo3+8aey7HLKJMDtobkz/C8ESYA/f7HJc5FxF0XbapWWovSSDJrr9OmlL9f4TfE+cQk3s+eoKiz2bgNPRgEEwihVbGsCN4grA+RzLCAOpec+2dTJrQvFqsD alosadag@sonnelicht.local" ] } ] } }
OCP_VERSION=<ocp_version> 1
ARCH=<architecture> 1
curl -k https://mirror.openshift.com/pub/openshift-v4/USD{ARCH}/clients/ocp/USD{OCP_VERSION}/openshift-client-linux.tar.gz -o oc.tar.gz
tar zxf oc.tar.gz
chmod +x oc
curl -k https://mirror.openshift.com/pub/openshift-v4/USD{ARCH}/clients/ocp/USD{OCP_VERSION}/openshift-install-linux.tar.gz -o openshift-install-linux.tar.gz
tar zxvf openshift-install-linux.tar.gz
chmod +x openshift-install
apiVersion: v1 baseDomain: <domain> 1 compute: - name: worker replicas: 0 2 controlPlane: name: master replicas: 1 3 metadata: name: <name> 4 networking: 5 clusterNetwork: - cidr: 10.128.0.0/14 hostPrefix: 23 machineNetwork: - cidr: 10.0.0.0/16 6 networkType: OVNKubernetes serviceNetwork: - 172.30.0.0/16 platform: none: {} bootstrapInPlace: installationDisk: /dev/disk/by-id/<disk_id> 7 pullSecret: '<pull_secret>' 8 sshKey: | <ssh_key> 9
mkdir ocp
cp install-config.yaml ocp
./openshift-install --dir=ocp create single-node-ignition-config
cio_ignore=all,!condev rd.neednet=1 console=ttysclp0 ignition.firstboot ignition.platform.id=metal ignition.config.url=http://<http_server>:8080/ignition/bootstrap-in-place-for-live-iso.ign \ 1 coreos.live.rootfs_url=http://<http_server>/rhcos-<version>-live-rootfs.<architecture>.img \ 2 ip=<ip>::<gateway>:<mask>:<hostname>::none nameserver=<dns> \ 3 rd.znet=qeth,0.0.bdd0,0.0.bdd1,0.0.bdd2,layer2=1 rd.dasd=0.0.4411 \ 4 rd.zfcp=0.0.8001,0x50050763040051e3,0x4000406300000000 \ 5 zfcp.allow_lun_scan=0
cp ipl c
cp i <devno> clear loadparm prompt
cp vi vmsg 0 <kernel_parameters>
cp set loaddev portname <wwpn> lun <lun>
cp set loaddev bootprog <n>
cp set loaddev scpdata {APPEND|NEW} '<kernel_parameters>'
cp set loaddev scpdata 'rd.zfcp=0.0.8001,0x500507630a0350a4,0x4000409D00000000 ip=encbdd0:dhcp::02:00:00:02:34:02 rd.neednet=1'
cp i <devno>
OCP_VERSION=<ocp_version> 1
ARCH=<architecture> 1
curl -k https://mirror.openshift.com/pub/openshift-v4/USD{ARCH}/clients/ocp/USD{OCP_VERSION}/openshift-client-linux.tar.gz -o oc.tar.gz
tar zxf oc.tar.gz
chmod +x oc
curl -k https://mirror.openshift.com/pub/openshift-v4/USD{ARCH}/clients/ocp/USD{OCP_VERSION}/openshift-install-linux.tar.gz -o openshift-install-linux.tar.gz
tar zxvf openshift-install-linux.tar.gz
chmod +x openshift-install
apiVersion: v1 baseDomain: <domain> 1 compute: - name: worker replicas: 0 2 controlPlane: name: master replicas: 1 3 metadata: name: <name> 4 networking: 5 clusterNetwork: - cidr: 10.128.0.0/14 hostPrefix: 23 machineNetwork: - cidr: 10.0.0.0/16 6 networkType: OVNKubernetes serviceNetwork: - 172.30.0.0/16 platform: none: {} bootstrapInPlace: installationDisk: /dev/disk/by-id/<disk_id> 7 pullSecret: '<pull_secret>' 8 sshKey: | <ssh_key> 9
mkdir ocp
cp install-config.yaml ocp
./openshift-install --dir=ocp create single-node-ignition-config
virt-install --name <vm_name> --autostart --memory=<memory_mb> --cpu host --vcpus <vcpus> --location <media_location>,kernel=<rhcos_kernel>,initrd=<rhcos_initrd> \ 1 --disk size=100 --network network=<virt_network_parm> --graphics none --noautoconsole --extra-args "rd.neednet=1 ignition.platform.id=metal ignition.firstboot" --extra-args "ignition.config.url=http://<http_server>/bootstrap.ign" \ 2 --extra-args "coreos.live.rootfs_url=http://<http_server>/rhcos-<version>-live-rootfs.<architecture>.img" \ 3 --extra-args "ip=<ip>::<gateway>:<mask>:<hostname>::none" \ 4 --extra-args "nameserver=<dns>" --extra-args "console=ttysclp0" --wait
OCP_VERSION=<ocp_version> 1
ARCH=<architecture> 1
curl -k https://mirror.openshift.com/pub/openshift-v4/USD{ARCH}/clients/ocp/USD{OCP_VERSION}/openshift-client-linux.tar.gz -o oc.tar.gz
tar zxvf oc.tar.gz
chmod +x oc
curl -k https://mirror.openshift.com/pub/openshift-v4/USD{ARCH}/clients/ocp/USD{OCP_VERSION}/openshift-install-linux.tar.gz -o openshift-install-linux.tar.gz
tar zxvf openshift-install-linux.tar.gz
chmod +x openshift-install
apiVersion: v1 baseDomain: <domain> 1 compute: - name: worker replicas: 0 2 controlPlane: name: master replicas: 1 3 metadata: name: <name> 4 networking: 5 clusterNetwork: - cidr: 10.128.0.0/14 hostPrefix: 23 machineNetwork: - cidr: 10.0.0.0/16 6 networkType: OVNKubernetes serviceNetwork: - 172.30.0.0/16 platform: none: {} pullSecret: '<pull_secret>' 7 sshKey: | <ssh_key> 8
mkdir ocp
cp install-config.yaml ocp
./openshift-install create manifests --dir <installation_directory> 1
spec: mastersSchedulable: true status: {}
./openshift-install create ignition-configs --dir <installation_directory> 1
cio_ignore=all,!condev rd.neednet=1 console=ttysclp0 coreos.inst.install_dev=/dev/<block_device> \ 1 coreos.inst.ignition_url=http://<http_server>/bootstrap.ign \ 2 coreos.live.rootfs_url=http://<http_server>/rhcos-<version>-live-rootfs.<architecture>.img \ 3 ip=<ip>::<gateway>:<netmask>:<hostname>::none nameserver=<dns> \ 4 rd.znet=qeth,0.0.1140,0.0.1141,0.0.1142,layer2=1,portno=0 rd.dasd=0.0.4411 \ 5 rd.zfcp=0.0.8001,0x50050763040051e3,0x4000406300000000 \ 6 zfcp.allow_lun_scan=0
cio_ignore=all,!condev rd.neednet=1 console=ttysclp0 coreos.inst.install_dev=/dev/<block_device> coreos.inst.ignition_url=http://<http_server>/master.ign \ 1 coreos.live.rootfs_url=http://<http_server>/rhcos-<version>-live-rootfs.<architecture>.img ip=<ip>::<gateway>:<netmask>:<hostname>::none nameserver=<dns> rd.znet=qeth,0.0.1140,0.0.1141,0.0.1142,layer2=1,portno=0 rd.dasd=0.0.4411 rd.zfcp=0.0.8001,0x50050763040051e3,0x4000406300000000 zfcp.allow_lun_scan=0
grub2-mknetdir --net-directory=/var/lib/tftpboot
default=0 fallback=1 timeout=1 if [ USD{net_default_mac} == fa:b0:45:27:43:20 ]; then menuentry "CoreOS (BIOS)" { echo "Loading kernel" linux "/rhcos/kernel" ip=dhcp rd.neednet=1 ignition.platform.id=metal ignition.firstboot coreos.live.rootfs_url=http://192.168.10.5:8000/install/rootfs.img ignition.config.url=http://192.168.10.5:8000/ignition/sno.ign echo "Loading initrd" initrd "/rhcos/initramfs.img" } fi
export RHCOS_URL=https://mirror.openshift.com/pub/openshift-v4/ppc64le/dependencies/rhcos/4.12/latest/
cd /var/lib/tftpboot/rhcos
wget USD{RHCOS_URL}/rhcos-live-kernel-ppc64le -o kernel
wget USD{RHCOS_URL}/rhcos-live-initramfs.ppc64le.img -o initramfs.img
cd /var//var/www/html/install/
wget USD{RHCOS_URL}/rhcos-live-rootfs.ppc64le.img -o rootfs.img
mkdir -p ~/sno-work
cd ~/sno-work
apiVersion: v1 baseDomain: <domain> 1 compute: - name: worker replicas: 0 2 controlPlane: name: master replicas: 1 3 metadata: name: <name> 4 networking: 5 clusterNetwork: - cidr: 10.128.0.0/14 hostPrefix: 23 machineNetwork: - cidr: 10.0.0.0/16 6 networkType: OVNKubernetes serviceNetwork: - 172.30.0.0/16 platform: none: {} bootstrapInPlace: installationDisk: /dev/disk/by-id/<disk_id> 7 pullSecret: '<pull_secret>' 8 sshKey: | <ssh_key> 9
wget https://mirror.openshift.com/pub/openshift-v4/ppc64le/clients/ocp/4.12.0/openshift-install-linux-4.12.0.tar.gz
tar xzvf openshift-install-linux-4.12.0.tar.gz
./openshift-install --dir=~/sno-work create create single-node-ignition-config
cp ~/sno-work/single-node-ignition-config.ign /var/www/html/ignition/sno.ign
restorecon -vR /var/www/html || true
lpar_netboot -i -D -f -t ent -m <sno_mac> -s auto -d auto -S <server_ip> -C <sno_ip> -G <gateway> <lpar_name> default_profile <cec_name>
./openshift-install wait-for bootstrap-complete
./openshift-install wait-for install-complete