Repository: linkerd/linkerd2
Pull request #12516 (2024-04-29 03:03:56)

build(deps): bump data-encoding from 2.5.0 to 2.6.0
Bumps [data-encoding](https://github.com/ia0/data-encoding) from 2.5.0 to 2.6.0.
<details>
<summary>Commits</summary>
<ul>
<li>See full diff in <a href="https://github.com/ia0/data-encoding/commits">compare view</a></li>
</ul>
</details>
<br />


[![Dependabot compatibility score](https://dependabot-badges.githubapp.com/badges/compatibility_score?dependency-name=data-encoding&package-manager=cargo&previous-version=2.5.0&new-version=2.6.0)](https://docs.github.com/en/github/managing-security-vulnerabilities/about-dependabot-security-updates#about-compatibility-scores)

Dependabot will resolve any conflicts with this PR as long as you don't alter it yourself. You can also trigger a rebase manually by commenting `@dependabot rebase`.

[//]: # (dependabot-automerge-start)
[//]: # (dependabot-automerge-end)

---

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</details>

adleong: @dependabot rebase

Patch:
diff --git a/.github/workflows/integration.yml b/.github/workflows/integration.yml
index 95624b192..18e1a49a4 100644
--- a/.github/workflows/integration.yml
+++ b/.github/workflows/integration.yml
@@ -185,6 +185,7 @@ jobs:
         test:
           - cni-calico-deep
           - deep
+          - deep-native-sidecar
     runs-on: ubuntu-22.04
     timeout-minutes: 15
     steps:
diff --git a/Cargo.lock b/Cargo.lock
index 3db08f9cc..dce0a9f97 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -386,9 +386,9 @@ dependencies = [
 
 [[package]]
 name = "data-encoding"
-version = "2.5.0"
+version = "2.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7e962a19be5cfc3f3bf6dd8f61eb50107f356ad6270fbb3ed41476571db78be5"
+checksum = "e8566979429cf69b49a5c740c60791108e86440e8be149bbea4fe54d2c32d6e2"
 
 [[package]]
 name = "deflate"
diff --git a/bin/update-codegen.sh b/bin/update-codegen.sh
index 86f23ee34..1f9cb33f9 100755
--- a/bin/update-codegen.sh
+++ b/bin/update-codegen.sh
@@ -7,12 +7,14 @@ set -o pipefail
 SCRIPT_DIR="$(dirname "${BASH_SOURCE[0]}")"
 SCRIPT_ROOT="$(dirname "${SCRIPT_DIR}")"
 GEN_VER=$( awk '/k8s.io\/code-generator/ { print $2 }' "${SCRIPT_ROOT}/go.mod" )
-CODEGEN_PKG=target/code-generator-${GEN_VER}
+KUBE_OPEN_API_VER=$( awk '/k8s.io\/kube-openapi/ { print $2 }' "${SCRIPT_ROOT}/go.mod" )
+CODEGEN_PKG=$(mktemp -d -t "code-generator-${GEN_VER}.XXX")/code-generator
 
-if [[ ! -d "$CODEGEN_PKG" ]]; then
-    mkdir -p "$CODEGEN_PKG"
-    git clone --depth 1 --branch "$GEN_VER" https://github.com/kubernetes/code-generator "$CODEGEN_PKG"
-fi
+git clone --depth 1 --branch "$GEN_VER" https://github.com/kubernetes/code-generator "$CODEGEN_PKG"
+(
+    cd "$CODEGEN_PKG"
+    go get k8s.io/kube-openapi/pkg/common@"$KUBE_OPEN_API_VER"
+)
 
 # Remove previously generated code
 rm -rf "${SCRIPT_ROOT}/controller/gen/client/clientset/*"
@@ -34,9 +36,8 @@ mkdir -p "${SCRIPT_ROOT}/github.com/linkerd"
 ln -s "$(realpath "${SCRIPT_ROOT}")" "${SCRIPT_ROOT}/github.com/linkerd/linkerd2"
 
 kube::codegen::gen_helpers \
-    --input-pkg-root github.com/linkerd/linkerd2/controller/gen/apis \
-    --output-base "${SCRIPT_ROOT}" \
-    --boilerplate "${SCRIPT_ROOT}/controller/gen/boilerplate.go.txt"
+    --boilerplate "${SCRIPT_ROOT}/controller/gen/boilerplate.go.txt" \
+    github.com/linkerd/linkerd2/controller/gen/apis
 
 if [[ -n "${API_KNOWN_VIOLATIONS_DIR:-}" ]]; then
     report_filename="${API_KNOWN_VIOLATIONS_DIR}/codegen_violation_exceptions.list"
@@ -46,19 +47,19 @@ if [[ -n "${API_KNOWN_VIOLATIONS_DIR:-}" ]]; then
 fi
 
 kube::codegen::gen_openapi \
-    --input-pkg-root github.com/linkerd/linkerd2/controller/gen/apis \
-    --output-pkg-root github.com/linkerd/linkerd2/controller/gen\
-    --output-base "${SCRIPT_ROOT}" \
+    --output-pkg github.com/linkerd/linkerd2/controller/gen \
+    --output-dir "${SCRIPT_ROOT}/controller/gen/client" \
     --report-filename "${report_filename:-"/dev/null"}" \
     ${update_report:+"${update_report}"} \
-    --boilerplate "${SCRIPT_ROOT}/controller/gen/boilerplate.go.txt"
+    --boilerplate "${SCRIPT_ROOT}/controller/gen/boilerplate.go.txt" \
+    github.com/linkerd/linkerd2/controller/gen/apis
 
 kube::codegen::gen_client \
     --with-watch \
-    --input-pkg-root github.com/linkerd/linkerd2/controller/gen/apis \
-    --output-pkg-root github.com/linkerd/linkerd2/controller/gen/client \
-    --output-base "${SCRIPT_ROOT}" \
-    --boilerplate "${SCRIPT_ROOT}/controller/gen/boilerplate.go.txt"
+    --output-pkg github.com/linkerd/linkerd2/controller/gen/client \
+    --output-dir "${SCRIPT_ROOT}/controller/gen/client" \
+    --boilerplate "${SCRIPT_ROOT}/controller/gen/boilerplate.go.txt" \
+    github.com/linkerd/linkerd2/controller/gen/apis
 
 # Once the code has been generated, we can remove the symlink.
 rm -rf "${SCRIPT_ROOT}/github.com"
diff --git a/charts/linkerd-control-plane/templates/destination.yaml b/charts/linkerd-control-plane/templates/destination.yaml
index 0f2992281..6d12557a1 100644
--- a/charts/linkerd-control-plane/templates/destination.yaml
+++ b/charts/linkerd-control-plane/templates/destination.yaml
@@ -206,6 +206,9 @@ spec:
         - -identity-trust-domain={{.Values.identityTrustDomain | default .Values.clusterDomain}}
         - -default-opaque-ports={{.Values.proxy.opaquePorts}}
         - -enable-pprof={{.Values.enablePprof | default false}}
+        {{- if (.Values.destinationController).meshedHttp2ClientProtobuf }}
+        - --meshed-http2-client-params={{ toJson .Values.destinationController.meshedHttp2ClientProtobuf }}
+        {{- end }}
         {{- range (.Values.destinationController).additionalArgs }}
         - {{ . }}
         {{- end }}
diff --git a/charts/linkerd-control-plane/values.yaml b/charts/linkerd-control-plane/values.yaml
index 8e2298f87..e8705bfec 100644
--- a/charts/linkerd-control-plane/values.yaml
+++ b/charts/linkerd-control-plane/values.yaml
@@ -369,6 +369,15 @@ controllerUID: 2103
 # destinationProxyResources -- CPU, Memory and Ephemeral Storage resources required by proxy injected into destination pod (see `proxy.resources` for sub-fields)
 #destinationProxyResources:
 
+destinationController:
+  meshedHttp2ClientProtobuf:
+    keep_alive:
+      interval:
+        seconds: 10
+      timeout:
+        seconds: 3
+      while_idle: true
+
 # debug configuration
 debugContainer:
   image:
diff --git a/cli/cmd/endpoints.go b/cli/cmd/endpoints.go
index 098908e26..5d4709265 100644
--- a/cli/cmd/endpoints.go
+++ b/cli/cmd/endpoints.go
@@ -40,6 +40,7 @@ type (
 		ip      string
 		weight  uint32
 		labels  map[string]string
+		http2   *destinationPb.Http2ClientParams
 	}
 )
 
@@ -207,6 +208,7 @@ func requestEndpointsFromAPI(client destinationPb.DestinationClient, token strin
 					ip:      getIP(tcpAddr),
 					weight:  addr.GetWeight(),
 					labels:  addr.GetMetricLabels(),
+					http2:   addr.GetHttp2(),
 				})
 			}
 		}
@@ -239,6 +241,8 @@ type rowEndpoint struct {
 	Service   string `json:"service"`
 	Weight    uint32 `json:"weight"`
 
+	Http2 *destinationPb.Http2ClientParams `json:"http2,omitempty"`
+
 	Labels map[string]string `json:"labels"`
 }
 
@@ -267,6 +271,7 @@ func writeEndpointsToBuffer(endpoints endpointsInfo, w *tabwriter.Writer, option
 					Service:   serviceID,
 					Weight:    pod.weight,
 					Labels:    pod.labels,
+					Http2:     pod.http2,
 				}
 
 				endpointsTables[namespace] = append(endpointsTables[namespace], row)
diff --git a/controller/api/destination/endpoint_profile_translator.go b/controller/api/destination/endpoint_profile_translator.go
index 48da6a84f..c5aeef331 100644
--- a/controller/api/destination/endpoint_profile_translator.go
+++ b/controller/api/destination/endpoint_profile_translator.go
@@ -17,6 +17,8 @@ type endpointProfileTranslator struct {
 	identityTrustDomain string
 	defaultOpaquePorts  map[uint32]struct{}
 
+	meshedHttp2ClientParams *pb.Http2ClientParams
+
 	stream    pb.Destination_GetProfileServer
 	endStream chan struct{}
 
@@ -46,6 +48,7 @@ func newEndpointProfileTranslator(
 	controllerNS,
 	identityTrustDomain string,
 	defaultOpaquePorts map[uint32]struct{},
+	meshedHTTP2ClientParams *pb.Http2ClientParams,
 	stream pb.Destination_GetProfileServer,
 	endStream chan struct{},
 	log *logging.Entry,
@@ -56,6 +59,8 @@ func newEndpointProfileTranslator(
 		identityTrustDomain: identityTrustDomain,
 		defaultOpaquePorts:  defaultOpaquePorts,
 
+		meshedHttp2ClientParams: meshedHTTP2ClientParams,
+
 		stream:    stream,
 		endStream: endStream,
 		updates:   make(chan *watcher.Address, updateQueueCapacity),
@@ -127,6 +132,7 @@ func (ept *endpointProfileTranslator) update(address *watcher.Address) {
 			address.IP, address.Port, err)
 		return
 	}
+	ept.log.Debugf("Created endpoint: %+v", endpoint)
 
 	_, opaqueProtocol := opaquePorts[address.Port]
 	profile := &pb.DestinationProfile{
@@ -152,9 +158,10 @@ func (ept *endpointProfileTranslator) createEndpoint(address watcher.Address, op
 	var weightedAddr *pb.WeightedAddr
 	var err error
 	if address.ExternalWorkload != nil {
-		weightedAddr, err = createWeightedAddrForExternalWorkload(address, opaquePorts)
+		weightedAddr, err = createWeightedAddrForExternalWorkload(address, opaquePorts, ept.meshedHttp2ClientParams)
 	} else {
-		weightedAddr, err = createWeightedAddr(address, opaquePorts, ept.enableH2Upgrade, ept.identityTrustDomain, ept.controllerNS)
+		weightedAddr, err = createWeightedAddr(address, opaquePorts,
+			ept.enableH2Upgrade, ept.identityTrustDomain, ept.controllerNS, ept.meshedHttp2ClientParams)
 	}
 	if err != nil {
 		return nil, err
diff --git a/controller/api/destination/endpoint_translator.go b/controller/api/destination/endpoint_translator.go
index 60b68ddee..0667633db 100644
--- a/controller/api/destination/endpoint_translator.go
+++ b/controller/api/destination/endpoint_translator.go
@@ -43,6 +43,8 @@ type (
 		enableEndpointFiltering,
 		extEndpointZoneWeights bool
 
+		meshedHTTP2ClientParams *pb.Http2ClientParams
+
 		availableEndpoints watcher.AddressSet
 		filteredSnapshot   watcher.AddressSet
 		stream             pb.Destination_GetServer
@@ -83,6 +85,7 @@ func newEndpointTranslator(
 	enableH2Upgrade,
 	enableEndpointFiltering,
 	extEndpointZoneWeights bool,
+	meshedHTTP2ClientParams *pb.Http2ClientParams,
 	service string,
 	srcNodeName string,
 	defaultOpaquePorts map[uint32]struct{},
@@ -113,6 +116,8 @@ func newEndpointTranslator(
 		enableH2Upgrade,
 		enableEndpointFiltering,
 		extEndpointZoneWeights,
+		meshedHTTP2ClientParams,
+
 		availableEndpoints,
 		filteredSnapshot,
 		stream,
@@ -375,14 +380,15 @@ func (et *endpointTranslator) sendClientAdd(set watcher.AddressSet) {
 		)
 		if address.Pod != nil {
 			opaquePorts = watcher.GetAnnotatedOpaquePorts(address.Pod, et.defaultOpaquePorts)
-			wa, err = createWeightedAddr(address, opaquePorts, et.enableH2Upgrade, et.identityTrustDomain, et.controllerNS)
+			wa, err = createWeightedAddr(address, opaquePorts,
+				et.enableH2Upgrade, et.identityTrustDomain, et.controllerNS, et.meshedHTTP2ClientParams)
 			if err != nil {
 				et.log.Errorf("Failed to translate Pod endpoints to weighted addr: %s", err)
 				continue
 			}
 		} else if address.ExternalWorkload != nil {
 			opaquePorts = watcher.GetAnnotatedOpaquePortsForExternalWorkload(address.ExternalWorkload, et.defaultOpaquePorts)
-			wa, err = createWeightedAddrForExternalWorkload(address, opaquePorts)
+			wa, err = createWeightedAddrForExternalWorkload(address, opaquePorts, et.meshedHTTP2ClientParams)
 			if err != nil {
 				et.log.Errorf("Failed to translate ExternalWorkload endpoints to weighted addr: %s", err)
 				continue
@@ -424,6 +430,7 @@ func (et *endpointTranslator) sendClientAdd(set watcher.AddressSet) {
 						},
 					}
 				}
+				wa.Http2 = et.meshedHTTP2ClientParams
 			}
 		}
 
@@ -488,6 +495,7 @@ func toAddr(address watcher.Address) (*net.TcpAddress, error) {
 func createWeightedAddrForExternalWorkload(
 	address watcher.Address,
 	opaquePorts map[uint32]struct{},
+	http2 *pb.Http2ClientParams,
 ) (*pb.WeightedAddr, error) {
 	tcpAddr, err := toAddr(address)
 	if err != nil {
@@ -508,6 +516,8 @@ func createWeightedAddrForExternalWorkload(
 	}
 
 	weightedAddr.ProtocolHint = &pb.ProtocolHint{}
+	weightedAddr.Http2 = http2
+
 	_, opaquePort := opaquePorts[address.Port]
 	// If address is set as opaque by a Server, or its port is set as
 	// opaque by annotation or default value, then set the hinted protocol to
@@ -559,6 +569,7 @@ func createWeightedAddr(
 	enableH2Upgrade bool,
 	identityTrustDomain string,
 	controllerNS string,
+	meshedHttp2 *pb.Http2ClientParams,
 ) (*pb.WeightedAddr, error) {
 	tcpAddr, err := toAddr(address)
 	if err != nil {
@@ -593,6 +604,7 @@ func createWeightedAddr(
 	_, isSkippedInboundPort := skippedInboundPorts[address.Port]
 
 	if controllerNSLabel != "" && !isSkippedInboundPort {
+		weightedAddr.Http2 = meshedHttp2
 		weightedAddr.ProtocolHint = &pb.ProtocolHint{}
 
 		_, opaquePort := opaquePorts[address.Port]
diff --git a/controller/api/destination/server.go b/controller/api/destination/server.go
index d3098857b..93a5f1299 100644
--- a/controller/api/destination/server.go
+++ b/controller/api/destination/server.go
@@ -34,6 +34,8 @@ type (
 		EnableEndpointSlices,
 		ExtEndpointZoneWeights bool
 
+		MeshedHttp2ClientParams *pb.Http2ClientParams
+
 		DefaultOpaquePorts map[uint32]struct{}
 	}
 
@@ -187,6 +189,7 @@ func (s *server) Get(dest *pb.GetDestination, stream pb.Destination_GetServer) e
 			s.config.EnableH2Upgrade,
 			false, // Disable endpoint filtering for remote discovery.
 			s.config.ExtEndpointZoneWeights,
+			s.config.MeshedHttp2ClientParams,
 			fmt.Sprintf("%s.%s.svc.%s:%d", remoteSvc, service.Namespace, remoteConfig.ClusterDomain, port),
 			token.NodeName,
 			s.config.DefaultOpaquePorts,
@@ -218,6 +221,7 @@ func (s *server) Get(dest *pb.GetDestination, stream pb.Destination_GetServer) e
 			s.config.EnableH2Upgrade,
 			true,
 			s.config.ExtEndpointZoneWeights,
+			s.config.MeshedHttp2ClientParams,
 			dest.GetPath(),
 			token.NodeName,
 			s.config.DefaultOpaquePorts,
@@ -509,6 +513,7 @@ func (s *server) subscribeToEndpointProfile(
 		s.config.ControllerNS,
 		s.config.IdentityTrustDomain,
 		s.config.DefaultOpaquePorts,
+		s.config.MeshedHttp2ClientParams,
 		stream,
 		streamEnd,
 		log,
diff --git a/controller/cmd/destination/main.go b/controller/cmd/destination/main.go
index cc8bcc9ef..2363b4cad 100644
--- a/controller/cmd/destination/main.go
+++ b/controller/cmd/destination/main.go
@@ -2,6 +2,7 @@ package destination
 
 import (
 	"context"
+	"encoding/json"
 	"errors"
 	"flag"
 	"net"
@@ -10,6 +11,7 @@ import (
 	"os/signal"
 	"syscall"
 
+	pb "github.com/linkerd/linkerd2-proxy-api/go/destination"
 	"github.com/linkerd/linkerd2/controller/api/destination"
 	externalworkload "github.com/linkerd/linkerd2/controller/api/destination/external-workload"
 	"github.com/linkerd/linkerd2/controller/api/destination/watcher"
@@ -50,8 +52,24 @@ func Main(args []string) {
 	extEndpointZoneWeights := cmd.Bool("ext-endpoint-zone-weights", false,
 		"Enable setting endpoint weighting based on zone locality")
 
+	// Cluster-wide defaults for meshed HTTP/2 client parameters.. These only
+	// apply to meshed connections, as we don't want to conflict with HTTP/2
+	// servers that enforce policies that limit client keep-alive behavior. The
+	// inbound proxy does not enforce such policies, so we're free to use
+	// defaults for meshed HTTP/2 connections.
+	meshedHTTP2ClientParamsJSON := cmd.String("meshed-http2-client-params", "",
+		"HTTP/2 client parameters for meshed connections in JSON format")
+
 	flags.ConfigureAndParse(cmd, args)
 
+	var meshedHTTP2ClientParams *pb.Http2ClientParams
+	if meshedHTTP2ClientParamsJSON != nil && *meshedHTTP2ClientParamsJSON != "" {
+		meshedHTTP2ClientParams = &pb.Http2ClientParams{}
+		if err := json.Unmarshal([]byte(*meshedHTTP2ClientParamsJSON), meshedHTTP2ClientParams); err != nil {
+			log.Fatalf("Failed to parse meshed HTTP/2 client parameters: %s", err)
+		}
+	}
+
 	ready := false
 	adminServer := admin.NewServer(*metricsAddr, *enablePprof, &ready)
 
@@ -143,13 +161,14 @@ func Main(args []string) {
 	}
 
 	config := destination.Config{
-		ControllerNS:           *controllerNamespace,
-		IdentityTrustDomain:    *trustDomain,
-		ClusterDomain:          *clusterDomain,
-		DefaultOpaquePorts:     opaquePorts,
-		EnableH2Upgrade:        *enableH2Upgrade,
-		EnableEndpointSlices:   *enableEndpointSlices,
-		ExtEndpointZoneWeights: *extEndpointZoneWeights,
+		ControllerNS:            *controllerNamespace,
+		IdentityTrustDomain:     *trustDomain,
+		ClusterDomain:           *clusterDomain,
+		DefaultOpaquePorts:      opaquePorts,
+		EnableH2Upgrade:         *enableH2Upgrade,
+		EnableEndpointSlices:    *enableEndpointSlices,
+		ExtEndpointZoneWeights:  *extEndpointZoneWeights,
+		MeshedHttp2ClientParams: meshedHTTP2ClientParams,
 	}
 	server, err := destination.NewServer(
 		*addr,
diff --git a/pkg/charts/linkerd2/values.go b/pkg/charts/linkerd2/values.go
index 609d6212b..fa9d4a5f0 100644
--- a/pkg/charts/linkerd2/values.go
+++ b/pkg/charts/linkerd2/values.go
@@ -59,6 +59,8 @@ type (
 		LinkerdVersion               string                 `json:"linkerdVersion"`
 		RevisionHistoryLimit         uint                   `json:"revisionHistoryLimit"`
 
+		DestinationController map[string]interface{} `json:"destinationController"`
+
 		PodAnnotations    map[string]string `json:"podAnnotations"`
 		PodLabels         map[string]string `json:"podLabels"`
 		PriorityClassName string            `json:"priorityClassName"`


Test patch:
diff --git a/bin/_test-helpers.sh b/bin/_test-helpers.sh
index 09604648b..1081f10ef 100644
--- a/bin/_test-helpers.sh
+++ b/bin/_test-helpers.sh
@@ -12,7 +12,7 @@ testdir="$bindir"/../test/integration
 
 ##### Test setup helpers #####
 
-export default_test_names=(deep viz external helm-upgrade uninstall upgrade-edge default-policy-deny rsa-ca)
+export default_test_names=(deep deep-native-sidecar viz external helm-upgrade uninstall upgrade-edge default-policy-deny rsa-ca)
 export external_resource_test_names=(external-resources)
 export all_test_names=(cluster-domain cni-calico-deep multicluster "${default_test_names[*]}" "${external_resource_test_names[*]}")
 images_load_default=(proxy controller policy-controller web metrics-api tap)
@@ -23,7 +23,7 @@ tests_usage() {
 
 Optionally specify a test with the --name flag: [${all_test_names[*]}]
 
-Note: The cluster-domain, cni-calico-deep and multicluster tests require a custom cluster configuration (see bin/_test-helpers.sh)
+Note: The cluster-domain, deep-native-sidecar cni-calico-deep and multicluster tests require a custom cluster configuration (see bin/_test-helpers.sh)
 
 Usage:
     ${progname} [--images docker|archive|skip] [--name test-name] [--skip-cluster-create] /path/to/linkerd
@@ -444,6 +444,10 @@ run_deep_test() {
   run_test "$testdir/deep/..."
 }
 
+run_deep-native-sidecar_test() {
+  run_test "$testdir/deep/..." --native-sidecar
+}
+
 run_default-policy-deny_test() {
   export default_inbound_policy='deny'
   run_test "$testdir/install/..."
diff --git a/cli/cmd/testdata/install_controlplane_tracing_output.golden b/cli/cmd/testdata/install_controlplane_tracing_output.golden
index f0435bb1f..813292918 100644
--- a/cli/cmd/testdata/install_controlplane_tracing_output.golden
+++ b/cli/cmd/testdata/install_controlplane_tracing_output.golden
@@ -514,6 +514,14 @@ data:
       rollingUpdate:
         maxSurge: 25%
         maxUnavailable: 25%
+    destinationController:
+      meshedHttp2ClientProtobuf:
+        keep_alive:
+          interval:
+            seconds: 10
+          timeout:
+            seconds: 3
+          while_idle: true
     destinationProxyResources: null
     destinationResources: null
     disableHeartBeat: false
@@ -1459,6 +1467,7 @@ spec:
         - -identity-trust-domain=cluster.local
         - -default-opaque-ports=25,587,3306,4444,5432,6379,9300,11211
         - -enable-pprof=false
+        - --meshed-http2-client-params={"keep_alive":{"interval":{"seconds":10},"timeout":{"seconds":3},"while_idle":true}}
         - -trace-collector=collector.linkerd-jaeger.svc.cluster.local:55678
         image: cr.l5d.io/linkerd/controller:install-control-plane-version
         imagePullPolicy: IfNotPresent
diff --git a/cli/cmd/testdata/install_custom_domain.golden b/cli/cmd/testdata/install_custom_domain.golden
index 32da45dc2..1c004630c 100644
--- a/cli/cmd/testdata/install_custom_domain.golden
+++ b/cli/cmd/testdata/install_custom_domain.golden
@@ -514,6 +514,14 @@ data:
       rollingUpdate:
         maxSurge: 25%
         maxUnavailable: 25%
+    destinationController:
+      meshedHttp2ClientProtobuf:
+        keep_alive:
+          interval:
+            seconds: 10
+          timeout:
+            seconds: 3
+          while_idle: true
     destinationProxyResources: null
     destinationResources: null
     disableHeartBeat: false
@@ -1458,6 +1466,7 @@ spec:
         - -identity-trust-domain=cluster.local
         - -default-opaque-ports=25,587,3306,4444,5432,6379,9300,11211
         - -enable-pprof=false
+        - --meshed-http2-client-params={"keep_alive":{"interval":{"seconds":10},"timeout":{"seconds":3},"while_idle":true}}
         image: cr.l5d.io/linkerd/controller:install-control-plane-version
         imagePullPolicy: IfNotPresent
         livenessProbe:
diff --git a/cli/cmd/testdata/install_custom_registry.golden b/cli/cmd/testdata/install_custom_registry.golden
index 3884bd7b9..0571ac9e6 100644
--- a/cli/cmd/testdata/install_custom_registry.golden
+++ b/cli/cmd/testdata/install_custom_registry.golden
@@ -514,6 +514,14 @@ data:
       rollingUpdate:
         maxSurge: 25%
         maxUnavailable: 25%
+    destinationController:
+      meshedHttp2ClientProtobuf:
+        keep_alive:
+          interval:
+            seconds: 10
+          timeout:
+            seconds: 3
+          while_idle: true
     destinationProxyResources: null
     destinationResources: null
     disableHeartBeat: false
@@ -1458,6 +1466,7 @@ spec:
         - -identity-trust-domain=cluster.local
         - -default-opaque-ports=25,587,3306,4444,5432,6379,9300,11211
         - -enable-pprof=false
+        - --meshed-http2-client-params={"keep_alive":{"interval":{"seconds":10},"timeout":{"seconds":3},"while_idle":true}}
         image: my.custom.registry/linkerd-io/controller:install-control-plane-version
         imagePullPolicy: IfNotPresent
         livenessProbe:
diff --git a/cli/cmd/testdata/install_default.golden b/cli/cmd/testdata/install_default.golden
index 32da45dc2..1c004630c 100644
--- a/cli/cmd/testdata/install_default.golden
+++ b/cli/cmd/testdata/install_default.golden
@@ -514,6 +514,14 @@ data:
       rollingUpdate:
         maxSurge: 25%
         maxUnavailable: 25%
+    destinationController:
+      meshedHttp2ClientProtobuf:
+        keep_alive:
+          interval:
+            seconds: 10
+          timeout:
+            seconds: 3
+          while_idle: true
     destinationProxyResources: null
     destinationResources: null
     disableHeartBeat: false
@@ -1458,6 +1466,7 @@ spec:
         - -identity-trust-domain=cluster.local
         - -default-opaque-ports=25,587,3306,4444,5432,6379,9300,11211
         - -enable-pprof=false
+        - --meshed-http2-client-params={"keep_alive":{"interval":{"seconds":10},"timeout":{"seconds":3},"while_idle":true}}
         image: cr.l5d.io/linkerd/controller:install-control-plane-version
         imagePullPolicy: IfNotPresent
         livenessProbe:
diff --git a/cli/cmd/testdata/install_default_override_dst_get_nets.golden b/cli/cmd/testdata/install_default_override_dst_get_nets.golden
index e321fa261..b8ff1014d 100644
--- a/cli/cmd/testdata/install_default_override_dst_get_nets.golden
+++ b/cli/cmd/testdata/install_default_override_dst_get_nets.golden
@@ -514,6 +514,14 @@ data:
       rollingUpdate:
         maxSurge: 25%
         maxUnavailable: 25%
+    destinationController:
+      meshedHttp2ClientProtobuf:
+        keep_alive:
+          interval:
+            seconds: 10
+          timeout:
+            seconds: 3
+          while_idle: true
     destinationProxyResources: null
     destinationResources: null
     disableHeartBeat: false
@@ -1458,6 +1466,7 @@ spec:
         - -identity-trust-domain=cluster.local
         - -default-opaque-ports=25,587,3306,4444,5432,6379,9300,11211
         - -enable-pprof=false
+        - --meshed-http2-client-params={"keep_alive":{"interval":{"seconds":10},"timeout":{"seconds":3},"while_idle":true}}
         image: cr.l5d.io/linkerd/controller:install-control-plane-version
         imagePullPolicy: IfNotPresent
         livenessProbe:
diff --git a/cli/cmd/testdata/install_default_token.golden b/cli/cmd/testdata/install_default_token.golden
index 6f3fc4e84..b6145ead8 100644
--- a/cli/cmd/testdata/install_default_token.golden
+++ b/cli/cmd/testdata/install_default_token.golden
@@ -514,6 +514,14 @@ data:
       rollingUpdate:
         maxSurge: 25%
         maxUnavailable: 25%
+    destinationController:
+      meshedHttp2ClientProtobuf:
+        keep_alive:
+          interval:
+            seconds: 10
+          timeout:
+            seconds: 3
+          while_idle: true
     destinationProxyResources: null
     destinationResources: null
     disableHeartBeat: false
@@ -1447,6 +1455,7 @@ spec:
         - -identity-trust-domain=cluster.local
         - -default-opaque-ports=25,587,3306,4444,5432,6379,9300,11211
         - -enable-pprof=false
+        - --meshed-http2-client-params={"keep_alive":{"interval":{"seconds":10},"timeout":{"seconds":3},"while_idle":true}}
         image: cr.l5d.io/linkerd/controller:install-control-plane-version
         imagePullPolicy: IfNotPresent
         livenessProbe:
diff --git a/cli/cmd/testdata/install_ha_output.golden b/cli/cmd/testdata/install_ha_output.golden
index 043bc1f03..f97f23a25 100644
--- a/cli/cmd/testdata/install_ha_output.golden
+++ b/cli/cmd/testdata/install_ha_output.golden
@@ -514,6 +514,14 @@ data:
       rollingUpdate:
         maxSurge: 25%
         maxUnavailable: 1
+    destinationController:
+      meshedHttp2ClientProtobuf:
+        keep_alive:
+          interval:
+            seconds: 10
+          timeout:
+            seconds: 3
+          while_idle: true
     destinationProxyResources: null
     destinationResources:
       cpu:
@@ -1580,6 +1588,7 @@ spec:
         - -identity-trust-domain=cluster.local
         - -default-opaque-ports=25,587,3306,4444,5432,6379,9300,11211
         - -enable-pprof=false
+        - --meshed-http2-client-params={"keep_alive":{"interval":{"seconds":10},"timeout":{"seconds":3},"while_idle":true}}
         image: cr.l5d.io/linkerd/controller:install-control-plane-version
         imagePullPolicy: IfNotPresent
         livenessProbe:
diff --git a/cli/cmd/testdata/install_ha_with_overrides_output.golden b/cli/cmd/testdata/install_ha_with_overrides_output.golden
index edd29d6ce..ad907dbbf 100644
--- a/cli/cmd/testdata/install_ha_with_overrides_output.golden
+++ b/cli/cmd/testdata/install_ha_with_overrides_output.golden
@@ -514,6 +514,14 @@ data:
       rollingUpdate:
         maxSurge: 25%
         maxUnavailable: 1
+    destinationController:
+      meshedHttp2ClientProtobuf:
+        keep_alive:
+          interval:
+            seconds: 10
+          timeout:
+            seconds: 3
+          while_idle: true
     destinationProxyResources: null
     destinationResources:
       cpu:
@@ -1580,6 +1588,7 @@ spec:
         - -identity-trust-domain=cluster.local
         - -default-opaque-ports=25,587,3306,4444,5432,6379,9300,11211
         - -enable-pprof=false
+        - --meshed-http2-client-params={"keep_alive":{"interval":{"seconds":10},"timeout":{"seconds":3},"while_idle":true}}
         image: cr.l5d.io/linkerd/controller:install-control-plane-version
         imagePullPolicy: IfNotPresent
         livenessProbe:
diff --git a/cli/cmd/testdata/install_heartbeat_disabled_output.golden b/cli/cmd/testdata/install_heartbeat_disabled_output.golden
index 4756daf29..d7923f0bb 100644
--- a/cli/cmd/testdata/install_heartbeat_disabled_output.golden
+++ b/cli/cmd/testdata/install_heartbeat_disabled_output.golden
@@ -445,6 +445,14 @@ data:
       rollingUpdate:
         maxSurge: 25%
         maxUnavailable: 25%
+    destinationController:
+      meshedHttp2ClientProtobuf:
+        keep_alive:
+          interval:
+            seconds: 10
+          timeout:
+            seconds: 3
+          while_idle: true
     destinationProxyResources: null
     destinationResources: null
     disableHeartBeat: true
@@ -1389,6 +1397,7 @@ spec:
         - -identity-trust-domain=cluster.local
         - -default-opaque-ports=25,587,3306,4444,5432,6379,9300,11211
         - -enable-pprof=false
+        - --meshed-http2-client-params={"keep_alive":{"interval":{"seconds":10},"timeout":{"seconds":3},"while_idle":true}}
         image: cr.l5d.io/linkerd/controller:install-control-plane-version
         imagePullPolicy: IfNotPresent
         livenessProbe:
diff --git a/cli/cmd/testdata/install_helm_control_plane_output.golden b/cli/cmd/testdata/install_helm_control_plane_output.golden
index f2366327d..687d2090f 100644
--- a/cli/cmd/testdata/install_helm_control_plane_output.golden
+++ b/cli/cmd/testdata/install_helm_control_plane_output.golden
@@ -515,6 +515,14 @@ data:
       rollingUpdate:
         maxSurge: 25%
         maxUnavailable: 25%
+    destinationController:
+      meshedHttp2ClientProtobuf:
+        keep_alive:
+          interval:
+            seconds: 10
+          timeout:
+            seconds: 3
+          while_idle: true
     destinationProxyResources: null
     destinationResources: null
     disableHeartBeat: false
@@ -1433,6 +1441,7 @@ spec:
         - -identity-trust-domain=test.trust.domain
         - -default-opaque-ports=25,587,3306,4444,5432,6379,9300,11211
         - -enable-pprof=false
+        - --meshed-http2-client-params={"keep_alive":{"interval":{"seconds":10},"timeout":{"seconds":3},"while_idle":true}}
         image: cr.l5d.io/linkerd/controller:linkerd-version
         imagePullPolicy: IfNotPresent
         livenessProbe:
diff --git a/cli/cmd/testdata/install_helm_control_plane_output_ha.golden b/cli/cmd/testdata/install_helm_control_plane_output_ha.golden
index bde3ef9ac..bb722a1ab 100644
--- a/cli/cmd/testdata/install_helm_control_plane_output_ha.golden
+++ b/cli/cmd/testdata/install_helm_control_plane_output_ha.golden
@@ -515,6 +515,14 @@ data:
       rollingUpdate:
         maxSurge: 25%
         maxUnavailable: 1
+    destinationController:
+      meshedHttp2ClientProtobuf:
+        keep_alive:
+          interval:
+            seconds: 10
+          timeout:
+            seconds: 3
+          while_idle: true
     destinationProxyResources: null
     destinationResources:
       cpu:
@@ -1555,6 +1563,7 @@ spec:
         - -identity-trust-domain=test.trust.domain
         - -default-opaque-ports=25,587,3306,4444,5432,6379,9300,11211
         - -enable-pprof=false
+        - --meshed-http2-client-params={"keep_alive":{"interval":{"seconds":10},"timeout":{"seconds":3},"while_idle":true}}
         image: cr.l5d.io/linkerd/controller:linkerd-version
         imagePullPolicy: IfNotPresent
         livenessProbe:
diff --git a/cli/cmd/testdata/install_helm_output_ha_labels.golden b/cli/cmd/testdata/install_helm_output_ha_labels.golden
index 05005f084..79aea9d55 100644
--- a/cli/cmd/testdata/install_helm_output_ha_labels.golden
+++ b/cli/cmd/testdata/install_helm_output_ha_labels.golden
@@ -515,6 +515,14 @@ data:
       rollingUpdate:
         maxSurge: 25%
         maxUnavailable: 1
+    destinationController:
+      meshedHttp2ClientProtobuf:
+        keep_alive:
+          interval:
+            seconds: 10
+          timeout:
+            seconds: 3
+          while_idle: true
     destinationProxyResources: null
     destinationResources:
       cpu:
@@ -1567,6 +1575,7 @@ spec:
         - -identity-trust-domain=test.trust.domain
         - -default-opaque-ports=25,587,3306,4444,5432,6379,9300,11211
         - -enable-pprof=false
+        - --meshed-http2-client-params={"keep_alive":{"interval":{"seconds":10},"timeout":{"seconds":3},"while_idle":true}}
         image: cr.l5d.io/linkerd/controller:linkerd-version
         imagePullPolicy: IfNotPresent
         livenessProbe:
diff --git a/cli/cmd/testdata/install_helm_output_ha_namespace_selector.golden b/cli/cmd/testdata/install_helm_output_ha_namespace_selector.golden
index 61e185b7c..360f16fb2 100644
--- a/cli/cmd/testdata/install_helm_output_ha_namespace_selector.golden
+++ b/cli/cmd/testdata/install_helm_output_ha_namespace_selector.golden
@@ -510,6 +510,14 @@ data:
       rollingUpdate:
         maxSurge: 25%
         maxUnavailable: 1
+    destinationController:
+      meshedHttp2ClientProtobuf:
+        keep_alive:
+          interval:
+            seconds: 10
+          timeout:
+            seconds: 3
+          while_idle: true
     destinationProxyResources: null
     destinationResources:
       cpu:
@@ -1545,6 +1553,7 @@ spec:
         - -identity-trust-domain=test.trust.domain
         - -default-opaque-ports=25,587,3306,4444,5432,6379,9300,11211
         - -enable-pprof=false
+        - --meshed-http2-client-params={"keep_alive":{"interval":{"seconds":10},"timeout":{"seconds":3},"while_idle":true}}
         image: cr.l5d.io/linkerd/controller:linkerd-version
         imagePullPolicy: IfNotPresent
         livenessProbe:
diff --git a/cli/cmd/testdata/install_no_init_container.golden b/cli/cmd/testdata/install_no_init_container.golden
index ab3466d07..ff0e6abe2 100644
--- a/cli/cmd/testdata/install_no_init_container.golden
+++ b/cli/cmd/testdata/install_no_init_container.golden
@@ -514,6 +514,14 @@ data:
       rollingUpdate:
         maxSurge: 25%
         maxUnavailable: 25%
+    destinationController:
+      meshedHttp2ClientProtobuf:
+        keep_alive:
+          interval:
+            seconds: 10
+          timeout:
+            seconds: 3
+          while_idle: true
     destinationProxyResources: null
     destinationResources: null
     disableHeartBeat: false
@@ -1452,6 +1460,7 @@ spec:
         - -identity-trust-domain=cluster.local
         - -default-opaque-ports=25,587,3306,4444,5432,6379,9300,11211
         - -enable-pprof=false
+        - --meshed-http2-client-params={"keep_alive":{"interval":{"seconds":10},"timeout":{"seconds":3},"while_idle":true}}
         image: cr.l5d.io/linkerd/controller:install-control-plane-version
         imagePullPolicy: IfNotPresent
         livenessProbe:
diff --git a/cli/cmd/testdata/install_output.golden b/cli/cmd/testdata/install_output.golden
index a8d680af6..454fdf917 100644
--- a/cli/cmd/testdata/install_output.golden
+++ b/cli/cmd/testdata/install_output.golden
@@ -505,6 +505,7 @@ data:
         name: DebugImageName
         pullPolicy: DebugImagePullPolicy
         version: DebugVersion
+    destinationController: null
     destinationProxyResources: null
     destinationResources: null
     disableHeartBeat: false
@@ -1953,7 +1954,7 @@ spec:
 ---
 apiVersion: v1
 data:
-  linkerd-config-overrides: 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IGV4dGVybmFsU2VjcmV0OiB0cnVlCndlYmhvb2tGYWlsdXJlUG9saWN5OiBXZWJob29rRmFpbHVyZVBvbGljeQo=
+  linkerd-config-overrides: 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
 kind: Secret
 metadata:
   creationTimestamp: null
diff --git a/cli/cmd/testdata/install_proxy_ignores.golden b/cli/cmd/testdata/install_proxy_ignores.golden
index 8d6726b41..f88f3faa5 100644
--- a/cli/cmd/testdata/install_proxy_ignores.golden
+++ b/cli/cmd/testdata/install_proxy_ignores.golden
@@ -514,6 +514,14 @@ data:
       rollingUpdate:
         maxSurge: 25%
         maxUnavailable: 25%
+    destinationController:
+      meshedHttp2ClientProtobuf:
+        keep_alive:
+          interval:
+            seconds: 10
+          timeout:
+            seconds: 3
+          while_idle: true
     destinationProxyResources: null
     destinationResources: null
     disableHeartBeat: false
@@ -1458,6 +1466,7 @@ spec:
         - -identity-trust-domain=cluster.local
         - -default-opaque-ports=25,587,3306,4444,5432,6379,9300,11211
         - -enable-pprof=false
+        - --meshed-http2-client-params={"keep_alive":{"interval":{"seconds":10},"timeout":{"seconds":3},"while_idle":true}}
         image: cr.l5d.io/linkerd/controller:install-control-plane-version
         imagePullPolicy: IfNotPresent
         livenessProbe:
diff --git a/cli/cmd/testdata/install_values_file.golden b/cli/cmd/testdata/install_values_file.golden
index 7d966e430..210b58d40 100644
--- a/cli/cmd/testdata/install_values_file.golden
+++ b/cli/cmd/testdata/install_values_file.golden
@@ -514,6 +514,14 @@ data:
       rollingUpdate:
         maxSurge: 25%
         maxUnavailable: 25%
+    destinationController:
+      meshedHttp2ClientProtobuf:
+        keep_alive:
+          interval:
+            seconds: 10
+          timeout:
+            seconds: 3
+          while_idle: true
     destinationProxyResources: null
     destinationResources: null
     disableHeartBeat: false
@@ -1458,6 +1466,7 @@ spec:
         - -identity-trust-domain=example.com
         - -default-opaque-ports=25,587,3306,4444,5432,6379,9300,11211
         - -enable-pprof=false
+        - --meshed-http2-client-params={"keep_alive":{"interval":{"seconds":10},"timeout":{"seconds":3},"while_idle":true}}
         image: cr.l5d.io/linkerd/controller:install-control-plane-version
         imagePullPolicy: IfNotPresent
         livenessProbe:
diff --git a/controller/api/destination/endpoint_profile_translator_test.go b/controller/api/destination/endpoint_profile_translator_test.go
index 88e2f016e..a35c69db6 100644
--- a/controller/api/destination/endpoint_profile_translator_test.go
+++ b/controller/api/destination/endpoint_profile_translator_test.go
@@ -40,7 +40,7 @@ func TestEndpointProfileTranslator(t *testing.T) {
 		}
 		log := logging.WithField("test", t.Name())
 		translator := newEndpointProfileTranslator(
-			true, "cluster", "identity", make(map[uint32]struct{}),
+			true, "cluster", "identity", make(map[uint32]struct{}), nil,
 			mockGetProfileServer,
 			nil,
 			log,
@@ -84,7 +84,7 @@ func TestEndpointProfileTranslator(t *testing.T) {
 		log := logging.WithField("test", t.Name())
 		endStream := make(chan struct{})
 		translator := newEndpointProfileTranslator(
-			true, "cluster", "identity", make(map[uint32]struct{}),
+			true, "cluster", "identity", make(map[uint32]struct{}), nil,
 			mockGetProfileServer,
 			endStream,
 			log,
diff --git a/controller/api/destination/server_test.go b/controller/api/destination/server_test.go
index 62ff6ab3d..8f9687f2a 100644
--- a/controller/api/destination/server_test.go
+++ b/controller/api/destination/server_test.go
@@ -4,9 +4,11 @@ import (
 	"context"
 	"fmt"
 	gonet "net"
+	"reflect"
 	"testing"
 	"time"
 
+	"github.com/golang/protobuf/ptypes/duration"
 	pb "github.com/linkerd/linkerd2-proxy-api/go/destination"
 	"github.com/linkerd/linkerd2-proxy-api/go/net"
 	"github.com/linkerd/linkerd2/controller/api/destination/watcher"
@@ -114,6 +116,90 @@ func TestGet(t *testing.T) {
 		}
 	})
 
+	t.Run("Sets meshed HTTP/2 client params", func(t *testing.T) {
+		server := makeServer(t)
+		http2Params := pb.Http2ClientParams{
+			KeepAlive: &pb.Http2ClientParams_KeepAlive{
+				Timeout:  &duration.Duration{Seconds: 10},
+				Interval: &duration.Duration{Seconds: 20},
+			},
+		}
+		server.config.MeshedHttp2ClientParams = &http2Params
+		defer server.clusterStore.UnregisterGauges()
+
+		stream := &bufferingGetStream{
+			updates:          make(chan *pb.Update, 50),
+			MockServerStream: util.NewMockServerStream(),
+		}
+		defer stream.Cancel()
+		errs := make(chan error)
+
+		// server.Get blocks until the grpc stream is complete so we call it
+		// in a goroutine and watch stream.updates for updates.
+		go func() {
+			err := server.Get(&pb.GetDestination{Scheme: "k8s", Path: fmt.Sprintf("%s:%d", fullyQualifiedName, port)}, stream)
+			if err != nil {
+				errs <- err
+			}
+		}()
+
+		select {
+		case update := <-stream.updates:
+			add, ok := update.GetUpdate().(*pb.Update_Add)
+			if !ok {
+				t.Fatalf("Update expected to be an add, but was %+v", update)
+			}
+			addr := add.Add.Addrs[0]
+			if !reflect.DeepEqual(addr.GetHttp2(), &http2Params) {
+				t.Fatalf("Expected HTTP/2 client params to be %v, but got %v", &http2Params, addr.GetHttp2())
+			}
+		case err := <-errs:
+			t.Fatalf("Got error: %s", err)
+		}
+	})
+
+	t.Run("Does not set unmeshed HTTP/2 client params", func(t *testing.T) {
+		server := makeServer(t)
+		http2Params := pb.Http2ClientParams{
+			KeepAlive: &pb.Http2ClientParams_KeepAlive{
+				Timeout:  &duration.Duration{Seconds: 10},
+				Interval: &duration.Duration{Seconds: 20},
+			},
+		}
+		server.config.MeshedHttp2ClientParams = &http2Params
+		defer server.clusterStore.UnregisterGauges()
+
+		stream := &bufferingGetStream{
+			updates:          make(chan *pb.Update, 50),
+			MockServerStream: util.NewMockServerStream(),
+		}
+		defer stream.Cancel()
+		errs := make(chan error)
+
+		// server.Get blocks until the grpc stream is complete so we call it
+		// in a goroutine and watch stream.updates for updates.
+		go func() {
+			err := server.Get(&pb.GetDestination{Scheme: "k8s", Path: fmt.Sprintf("%s:%d", "name2.ns.svc.mycluster.local", port)}, stream)
+			if err != nil {
+				errs <- err
+			}
+		}()
+
+		select {
+		case update := <-stream.updates:
+			add, ok := update.GetUpdate().(*pb.Update_Add)
+			if !ok {
+				t.Fatalf("Update expected to be an add, but was %+v", update)
+			}
+			addr := add.Add.Addrs[0]
+			if addr.GetHttp2() != nil {
+				t.Fatalf("Expected HTTP/2 client params to be nil, but got %v", addr.GetHttp2())
+			}
+		case err := <-errs:
+			t.Fatalf("Got error: %s", err)
+		}
+	})
+
 	t.Run("Return endpoint with unknown protocol hint and identity when service name contains skipped inbound port", func(t *testing.T) {
 		server := makeServer(t)
 		defer server.clusterStore.UnregisterGauges()
@@ -466,6 +552,13 @@ func TestGetProfiles(t *testing.T) {
 
 	t.Run("Return profile with endpoint when using pod IP", func(t *testing.T) {
 		server := makeServer(t)
+		http2Params := pb.Http2ClientParams{
+			KeepAlive: &pb.Http2ClientParams_KeepAlive{
+				Timeout:  &duration.Duration{Seconds: 10},
+				Interval: &duration.Duration{Seconds: 20},
+			},
+		}
+		server.config.MeshedHttp2ClientParams = &http2Params
 		defer server.clusterStore.UnregisterGauges()
 
 		stream := profileStream(t, server, podIP1, port, "ns:ns")
@@ -506,6 +599,9 @@ func TestGetProfiles(t *testing.T) {
 		if first.Endpoint.Addr.String() != epAddr.String() {
 			t.Fatalf("Expected endpoint IP to be %s, but it was %s", epAddr.Ip, first.Endpoint.Addr.Ip)
 		}
+		if !reflect.DeepEqual(first.Endpoint.GetHttp2(), &http2Params) {
+			t.Fatalf("Expected HTTP/2 client params to be %v, but got %v", &http2Params, first.Endpoint.GetHttp2())
+		}
 	})
 
 	t.Run("Return profile with endpoint when using pod secondary IP", func(t *testing.T) {
@@ -554,6 +650,13 @@ func TestGetProfiles(t *testing.T) {
 
 	t.Run("Return profile with endpoint when using externalworkload IP", func(t *testing.T) {
 		server := makeServer(t)
+		http2Params := pb.Http2ClientParams{
+			KeepAlive: &pb.Http2ClientParams_KeepAlive{
+				Timeout:  &duration.Duration{Seconds: 10},
+				Interval: &duration.Duration{Seconds: 20},
+			},
+		}
+		server.config.MeshedHttp2ClientParams = &http2Params
 		defer server.clusterStore.UnregisterGauges()
 
 		stream := profileStream(t, server, externalWorkloadIP, port, "ns:ns")
@@ -594,6 +697,9 @@ func TestGetProfiles(t *testing.T) {
 		if first.Endpoint.Addr.String() != epAddr.String() {
 			t.Fatalf("Expected endpoint IP to be %s, but it was %s", epAddr.Ip, first.Endpoint.Addr.Ip)
 		}
+		if !reflect.DeepEqual(first.Endpoint.GetHttp2(), &http2Params) {
+			t.Fatalf("Expected HTTP/2 client params to be %v, but got %v", &http2Params, first.Endpoint.GetHttp2())
+		}
 	})
 
 	t.Run("Return default profile when IP does not map to service or pod", func(t *testing.T) {
@@ -623,6 +729,9 @@ func TestGetProfiles(t *testing.T) {
 		if profile.Endpoint.GetProtocolHint().GetOpaqueTransport() != nil {
 			t.Fatalf("Expected no opaque transport but found one")
 		}
+		if profile.GetEndpoint().GetHttp2() != nil {
+			t.Fatalf("Expected no HTTP/2 client parameters but found one")
+		}
 	})
 
 	t.Run("Return profile with no protocol hint when pod does not have label", func(t *testing.T) {
@@ -1060,6 +1169,7 @@ func TestTokenStructure(t *testing.T) {
 }
 
 func updateAddAddress(t *testing.T, update *pb.Update) []string {
+	t.Helper()
 	add, ok := update.GetUpdate().(*pb.Update_Add)
 	if !ok {
 		t.Fatalf("Update expected to be an add, but was %+v", update)
diff --git a/controller/api/destination/test_util.go b/controller/api/destination/test_util.go
index f50c37fce..246aaee19 100644
--- a/controller/api/destination/test_util.go
+++ b/controller/api/destination/test_util.go
@@ -13,6 +13,7 @@ import (
 )
 
 func makeServer(t *testing.T) *server {
+	t.Helper()
 	srv, _ := getServerWithClient(t)
 	return srv
 }
@@ -100,6 +101,58 @@ spec:
       name: linkerd-proxy`,
 		`
 apiVersion: v1
+kind: Service
+metadata:
+  name: name2
+  namespace: ns
+spec:
+  type: LoadBalancer
+  clusterIP: 172.17.99.0
+  clusterIPs:
+  - 172.17.99.0
+  - 2001:db8::99
+  ports:
+  - port: 8989`,
+		`
+apiVersion: discovery.k8s.io/v1
+kind: EndpointSlice
+metadata:
+  name: name2-ipv4
+  namespace: ns
+  labels:
+    kubernetes.io/service-name: name2
+addressType: IPv4
+endpoints:
+- addresses:
+  - 172.17.0.13
+  targetRef:
+    kind: Pod
+    name: name2-2
+    namespace: ns
+ports:
+- port: 8989
+  protocol: TCP`,
+		`
+apiVersion: discovery.k8s.io/v1
+kind: EndpointSlice
+metadata:
+  name: name2-ipv6
+  namespace: ns
+  labels:
+    kubernetes.io/service-name: name2
+addressType: IPv6
+endpoints:
+- addresses:
+  - 2001:db8::78
+  targetRef:
+    kind: Pod
+    name: name2-2
+    namespace: ns
+ports:
+- port: 8989
+  protocol: TCP`,
+		`
+apiVersion: v1
 kind: Pod
 metadata:
   name: name2-2
@@ -108,7 +161,8 @@ status:
   phase: Succeeded
   podIP: 172.17.0.13
   podIPs:
-  - ip: 172.17.0.13`,
+  - ip: 172.17.0.13
+  - ip: 2001:db8::78`,
 		`
 apiVersion: v1
 kind: Pod
@@ -876,6 +930,7 @@ metadata:
 		true,
 		true,  // enableEndpointFiltering
 		false, // extEndpointZoneWeights
+		nil,   // meshedHttp2ClientParams
 		"service-name.service-ns",
 		"test-123",
 		map[uint32]struct{}{},
diff --git a/pkg/charts/linkerd2/values_test.go b/pkg/charts/linkerd2/values_test.go
index ac0e9e6ad..274f72a9d 100644
--- a/pkg/charts/linkerd2/values_test.go
+++ b/pkg/charts/linkerd2/values_test.go
@@ -89,6 +89,15 @@ func TestNewValues(t *testing.T) {
 			ServiceMirror: &PodMonitorComponent{Enabled: true},
 			Proxy:         &PodMonitorComponent{Enabled: true},
 		},
+		DestinationController: map[string]interface{}{
+			"meshedHttp2ClientProtobuf": map[string]interface{}{
+				"keep_alive": map[string]interface{}{
+					"interval":   map[string]interface{}{"seconds": 10.0},
+					"timeout":    map[string]interface{}{"seconds": 3.0},
+					"while_idle": true,
+				},
+			},
+		},
 		PolicyController: &PolicyController{
 			Image: &Image{
 				Name: "cr.l5d.io/linkerd/policy-controller",
diff --git a/test/integration/deep/endpoints/endpoints_test.go b/test/integration/deep/endpoints/endpoints_test.go
index da34dd418..02f98cd62 100644
--- a/test/integration/deep/endpoints/endpoints_test.go
+++ b/test/integration/deep/endpoints/endpoints_test.go
@@ -113,6 +113,7 @@ func createTestCaseTable(controlNs, endpointNs string) []testCase {
     "pod": "linkerd-destination\-[a-f0-9]+\-[a-z0-9]+",
     "service": "linkerd-dst\.\S*",
     "weight": \d+,
+    "http2": \{(?s).*\},
     "labels": \{(?s).*\}
   \}
 \]`,
@@ -129,6 +130,7 @@ func createTestCaseTable(controlNs, endpointNs string) []testCase {
     "pod": "linkerd-identity\-[a-f0-9]+\-[a-z0-9]+",
     "service": "linkerd-identity\.\S*",
     "weight": \d+,
+    "http2": \{(?s).*\},
     "labels": \{(?s).*\}
   \}
 \]`,
@@ -145,6 +147,7 @@ func createTestCaseTable(controlNs, endpointNs string) []testCase {
     "pod": "linkerd-proxy-injector-[a-f0-9]+\-[a-z0-9]+",
     "service": "linkerd-proxy-injector\.\S*",
     "weight": \d+,
+    "http2": \{(?s).*\},
     "labels": \{(?s).*\}
   \}
 \]`,
@@ -161,6 +164,7 @@ func createTestCaseTable(controlNs, endpointNs string) []testCase {
     "pod": "nginx-[a-f0-9]+\-[a-z0-9]+",
     "service": "nginx\.\S*",
     "weight": \d+,
+    "http2": \{(?s).*\},
     "labels": \{(?s).*\}
   \}
 \]`,
diff --git a/test/integration/deep/install_test.go b/test/integration/deep/install_test.go
index 2124d797c..d29d9fdef 100644
--- a/test/integration/deep/install_test.go
+++ b/test/integration/deep/install_test.go
@@ -122,6 +122,10 @@ func TestInstall(t *testing.T) {
 		cmd = append(cmd, "--linkerd-cni-enabled")
 	}
 
+	if TestHelper.NativeSidecar() {
+		cmd = append(cmd, "--set", "proxy.nativeSidecar=true")
+	}
+
 	// Pipe cmd & args to `linkerd`
 	out, err = TestHelper.LinkerdRun(cmd...)
 	if err != nil {
@@ -134,5 +138,9 @@ func TestInstall(t *testing.T) {
 			"'kubectl apply' command failed\n%s", out)
 	}
 
-	TestHelper.WaitRollout(t, testutil.LinkerdDeployReplicasEdge)
+	out, err = TestHelper.LinkerdRun("check", "--wait=3m")
+	if err != nil {
+		testutil.AnnotatedFatalf(t, "'linkerd check' command failed",
+			"'linkerd check' command failed\n%s", out)
+	}
 }
diff --git a/test/integration/viz/install_test.go b/test/integration/viz/install_test.go
index e6ccd16c7..6c2c4ba48 100644
--- a/test/integration/viz/install_test.go
+++ b/test/integration/viz/install_test.go
@@ -84,6 +84,10 @@ func TestInstallVizHA(t *testing.T) {
 		"--ha",
 	}
 
+	if TestHelper.NativeSidecar() {
+		cmd = append(cmd, "--set", "proxy.nativeSidecar=true")
+	}
+
 	out, err := TestHelper.LinkerdRun(cmd...)
 	if err != nil {
 		testutil.AnnotatedFatal(t, "'linkerd viz install' command failed", err)
diff --git a/testutil/test_helper.go b/testutil/test_helper.go
index 74f2d8415..e19e8e233 100644
--- a/testutil/test_helper.go
+++ b/testutil/test_helper.go
@@ -38,6 +38,7 @@ type TestHelper struct {
 	uninstall            bool
 	cni                  bool
 	calico               bool
+	nativeSidecar        bool
 	defaultInboundPolicy string
 	httpClient           http.Client
 	KubernetesHelper
@@ -207,6 +208,7 @@ func NewTestHelper() *TestHelper {
 	uninstall := flag.Bool("uninstall", false, "whether to run the 'linkerd uninstall' integration test")
 	cni := flag.Bool("cni", false, "whether to install linkerd with CNI enabled")
 	calico := flag.Bool("calico", false, "whether to install calico CNI plugin")
+	nativeSidecar := flag.Bool("native-sidecar", false, "whether to install using native sidecar injection")
 	defaultInboundPolicy := flag.String("default-inbound-policy", "", "if non-empty, passed to --set proxy.defaultInboundPolicy at linkerd's install time")
 	flag.Parse()
 
@@ -252,6 +254,7 @@ func NewTestHelper() *TestHelper {
 		externalPrometheus:   *externalPrometheus,
 		cni:                  *cni,
 		calico:               *calico,
+		nativeSidecar:        *nativeSidecar,
 		uninstall:            *uninstall,
 		defaultInboundPolicy: *defaultInboundPolicy,
 	}
@@ -396,6 +399,11 @@ func (h *TestHelper) Calico() bool {
 	return h.calico
 }
 
+// NativeSidecar determines whether native sidecar injection is enabled
+func (h *TestHelper) NativeSidecar() bool {
+	return h.nativeSidecar
+}
+
 // AddInstalledExtension adds an extension name to installedExtensions to
 // track the currently installed linkerd extensions.
 func (h *TestHelper) AddInstalledExtension(extensionName string) {