Cilium Cluster Mesh upgrade (ci-clustermesh)

Cilium Cluster Mesh upgrade (ci-clustermesh) #3055

Workflow file for this run

.github/workflows/tests-clustermesh-upgrade.yaml at 79364f4

	name: Cilium Cluster Mesh upgrade (ci-clustermesh)

	# Any change in triggers needs to be reflected in the concurrency group.
	on:
	workflow_dispatch:
	inputs:
	PR-number:
	description: "Pull request number."
	required: true
	context-ref:
	description: "Context in which the workflow runs. If PR is from a fork, will be the PR target branch (general case). If PR is NOT from a fork, will be the PR branch itself (this allows committers to test changes to workflows directly from PRs)."
	required: true
	SHA:
	description: "SHA under test (head of the PR branch)."
	required: true
	extra-args:
	description: "[JSON object] Arbitrary arguments passed from the trigger comment via regex capture group. Parse with 'fromJson(inputs.extra-args).argName' in workflow."
	required: false
	default: '{}'
	# Run every 6 hours
	schedule:
	- cron: '0 3/6 * * *'

	# By specifying the access of one of the scopes, all of those that are not
	# specified are set to 'none'.
	permissions:
	# To be able to access the repository with actions/checkout
	contents: read
	# To allow retrieving information from the PR API
	pull-requests: read
	# To be able to set commit status
	statuses: write

	concurrency:
	# Structure:
	# - Workflow name
	# - Event type
	# - A unique identifier depending on event type:
	# - schedule: SHA
	# - workflow_dispatch: PR number
	#
	# This structure ensures a unique concurrency group name is generated for each
	# type of testing, such that re-runs will cancel the previous run.
	group: \|
	${{ github.workflow }}
	${{ github.event_name }}
	${{
	(github.event_name == 'schedule' && github.sha) \|\|
	(github.event_name == 'workflow_dispatch' && github.event.inputs.PR-number)
	}}
	cancel-in-progress: true

	env:
	cilium_cli_ci_version:

	clusterName1: cluster1
	clusterName2: cluster2
	contextName1: kind-cluster1
	contextName2: kind-cluster2

	jobs:
	commit-status-start:
	name: Commmit Status Start
	runs-on: ubuntu-latest
	steps:
	- name: Set initial commit status
	uses: myrotvorets/set-commit-status-action@3730c0a348a2ace3c110851bed53331bc6406e9f # v2.0.1
	with:
	sha: ${{ inputs.SHA \|\| github.sha }}

	upgrade-and-downgrade:
	name: "Upgrade and Downgrade Test"
	runs-on: ${{ vars.GH_RUNNER_EXTRA_POWER }}
	timeout-minutes: 60
	env:
	job_name: "Installation and Connectivity Test"

	strategy:
	fail-fast: false
	matrix:
	include:
	- name: '1'
	encryption: 'disabled'
	kube-proxy: 'iptables'
	external-kvstore: false

	- name: '2'
	encryption: 'disabled'
	kube-proxy: 'none'
	external-kvstore: true

	steps:
	- name: Checkout context ref (trusted)
	uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
	with:
	ref: ${{ inputs.context-ref \|\| github.sha }}
	persist-credentials: false

	- name: Set Environment Variables
	uses: ./.github/actions/set-env-variables

	- name: Set up job variables
	id: vars
	run: \|
	if [ "${{ github.event_name }}" = "workflow_dispatch" ]; then
	SHA="${{ inputs.SHA }}"
	else
	SHA="${{ github.sha }}"
	fi

	CILIUM_DOWNGRADE_VERSION=$(contrib/scripts/print-downgrade-version.sh stable)

	CILIUM_IMAGE_SETTINGS=" \
	--chart-directory=./untrusted/cilium-newest/install/kubernetes/cilium \
	--set=image.override=quay.io/${{ env.QUAY_ORGANIZATION_DEV }}/cilium-ci:${SHA} \
	--set=operator.image.override=quay.io/${{ env.QUAY_ORGANIZATION_DEV }}/operator-generic-ci:${SHA} \
	--set=clustermesh.apiserver.image.override=quay.io/${{ env.QUAY_ORGANIZATION_DEV }}/clustermesh-apiserver-ci:${SHA} \
	--set=clustermesh.apiserver.kvstoremesh.image.override=quay.io/${{ env.QUAY_ORGANIZATION_DEV }}/kvstoremesh-ci:${SHA} \
	"

	# * bpf.masquerade is disabled due to https://github.com/cilium/cilium/issues/14350
	# * Hubble is disabled to avoid the performance penalty in the testing
	# environment due to the relatively high traffic load.
	# * We enable the clustermesh-apiserver (although with zero replicas)
	# also when actually connecting to an external kvstore. This is a
	# workaround to enable creating the clustermesh configuration secret,
	# that is otherwise skipped in Cilium v1.14 (and earlier).
	# * Hubble is disabled to avoid the performance penalty in the testing
	# environment due to the relatively high traffic load.
	# * We explicitly configure the IPAM mode to prevent it from being
	# reset to the default value on upgrade/downgrade due to --reset-values.
	# * We configure the maximum number of unavailable agents to 1 to slow
	# down the rollout process and highlight possible connection disruption
	# occurring in the meanwhile.
	CILIUM_INSTALL_DEFAULTS=" \
	--set=debug.enabled=true \
	--set=bpf.masquerade=false \
	--set=bpf.monitorAggregation=medium \
	--set=hubble.enabled=true \
	--set=tunnel=vxlan \
	--set=ipv4.enabled=true \
	--set=ipv6.enabled=true \
	--set=ipam.mode=kubernetes \
	--set=operator.replicas=1 \
	--set=updateStrategy.rollingUpdate.maxUnavailable=1 \
	--set=clustermesh.useAPIServer=true \
	--set=clustermesh.apiserver.replicas=${{ matrix.external-kvstore && '0' \|\| '1' }} \
	--set=clustermesh.config.enabled=true"

	# Run only a limited subset of tests to reduce the amount of time
	# required. The full suite is run in conformance-clustermesh.
	CONNECTIVITY_TEST_DEFAULTS=" \
	--hubble=false \
	--flow-validation=disabled \
	--test='no-policies/' \
	--test='no-policies-extra/' \
	--test='allow-all-except-world/' \
	--test='client-ingress/' \
	--test='client-egress/' \
	--test='cluster-entity-multi-cluster/' \
	--test='!/pod-to-world' \
	--test='!/pod-to-cidr' \
	--collect-sysdump-on-failure"

	CILIUM_INSTALL_ENCRYPTION=""
	if [ "${{ matrix.encryption }}" != "disabled" ]; then
	CILIUM_INSTALL_ENCRYPTION=" \
	--set=encryption.enabled=true \
	--set=encryption.type=${{ matrix.encryption }}"
	fi

	echo "sha=${SHA}" >> $GITHUB_OUTPUT
	echo "downgrade_version=${CILIUM_DOWNGRADE_VERSION}" >> $GITHUB_OUTPUT

	echo "cilium_image_settings=${CILIUM_IMAGE_SETTINGS}" >> $GITHUB_OUTPUT
	echo "cilium_install_defaults=${CILIUM_INSTALL_DEFAULTS} ${CILIUM_INSTALL_ENCRYPTION}" >> $GITHUB_OUTPUT
	echo "connectivity_test_defaults=${CONNECTIVITY_TEST_DEFAULTS}" >> $GITHUB_OUTPUT

	- name: Install Cilium CLI
	uses: cilium/cilium-cli@a9579d1afc528b085930c5237a69ee77b2c2be76 # v0.16.4
	with:
	release-version: ${{ env.CILIUM_CLI_VERSION }}
	ci-version: ${{ env.cilium_cli_ci_version }}

	- name: Generate Kind configuration files
	run: \|
	PODCIDR=10.242.0.0/16,fd00:10:242::/48 \
	SVCCIDR=10.243.0.0/16,fd00:10:243::/112 \
	IPFAMILY=dual \
	KUBEPROXYMODE=${{ matrix.kube-proxy }} \
	envsubst < ./.github/kind-config.yaml.tmpl > ./.github/kind-config-cluster1.yaml

	PODCIDR=10.244.0.0/16,fd00:10:244::/48 \
	SVCCIDR=10.245.0.0/16,fd00:10:245::/112 \
	IPFAMILY=dual \
	KUBEPROXYMODE=${{ matrix.kube-proxy }} \
	envsubst < ./.github/kind-config.yaml.tmpl > ./.github/kind-config-cluster2.yaml

	- name: Create Kind cluster 1
	uses: helm/kind-action@99576bfa6ddf9a8e612d83b513da5a75875caced # v1.9.0
	with:
	cluster_name: ${{ env.clusterName1 }}
	version: ${{ env.KIND_VERSION }}
	node_image: ${{ env.KIND_K8S_IMAGE }}
	kubectl_version: ${{ env.KIND_K8S_VERSION }}
	config: ./.github/kind-config-cluster1.yaml
	wait: 0 # The control-plane never becomes ready, since no CNI is present

	- name: Create Kind cluster 2
	uses: helm/kind-action@99576bfa6ddf9a8e612d83b513da5a75875caced # v1.9.0
	with:
	cluster_name: ${{ env.clusterName2 }}
	version: ${{ env.KIND_VERSION }}
	node_image: ${{ env.KIND_K8S_IMAGE }}
	kubectl_version: ${{ env.KIND_K8S_VERSION }}
	config: ./.github/kind-config-cluster2.yaml
	wait: 0 # The control-plane never becomes ready, since no CNI is present

	# Make sure that coredns uses IPv4-only upstream DNS servers also in case of clusters
	# with IP family dual, since IPv6 ones are not reachable and cause spurious failures.
	# Additionally, this is also required to workaround #23283.
	- name: Configure the coredns nameservers
	run: \|
	COREDNS_PATCH="
	spec:
	template:
	spec:
	dnsPolicy: None
	dnsConfig:
	nameservers:
	- 8.8.4.4
	- 8.8.8.8
	"

	kubectl --context ${{ env.contextName1 }} patch deployment -n kube-system coredns --patch="$COREDNS_PATCH"
	kubectl --context ${{ env.contextName2 }} patch deployment -n kube-system coredns --patch="$COREDNS_PATCH"

	- name: Create the IPSec secret in both clusters
	if: matrix.encryption == 'ipsec'
	run: \|
	SECRET="3 rfc4106(gcm(aes)) $(openssl rand -hex 20) 128"
	kubectl --context ${{ env.contextName1 }} create -n kube-system secret generic cilium-ipsec-keys --from-literal=keys="${SECRET}"
	kubectl --context ${{ env.contextName2 }} create -n kube-system secret generic cilium-ipsec-keys --from-literal=keys="${SECRET}"

	- name: Start kvstore clusters
	id: kvstore
	if: matrix.external-kvstore
	uses: ./.github/actions/kvstore
	with:
	clusters: 2

	- name: Create the secret containing the kvstore credentials
	if: matrix.external-kvstore
	run: \|
	kubectl --context ${{ env.contextName1 }} create -n kube-system -f ${{ steps.kvstore.outputs.cilium_etcd_secrets_path }}
	kubectl --context ${{ env.contextName2 }} create -n kube-system -f ${{ steps.kvstore.outputs.cilium_etcd_secrets_path }}

	- name: Set clustermesh connection parameters
	id: clustermesh-vars
	run: \|
	# Let's retrieve in advance the parameters to mesh the two clusters, so
	# that we don't need to do that through the CLI in a second step, as it
	# would be reset during upgrade (as we are resetting the values).

	# Explicitly configure the NodePorts to make sure that they are different
	# in each cluster, to workaround #24692
	PORT1=32379
	PORT2=32380

	# Generate the TLS certificates and explicitly configure them
	openssl genrsa 4096 > cilium-ca-key.pem
	openssl genrsa 4096 > cm-remote-key.pem
	openssl req -new -x509 -nodes -days 1 -key cilium-ca-key.pem -out cilium-ca-crt.pem -subj "/CN=Cilium CA/"
	openssl req -new -x509 -nodes -days 1 -subj "/CN=remote/" \
	-key cm-remote-key.pem -out cm-remote-crt.pem \
	-CA cilium-ca-crt.pem -CAkey cilium-ca-key.pem

	CILIUM_INSTALL_TLS=" \
	--set tls.ca.cert=$(base64 -w0 cilium-ca-crt.pem) \
	--set tls.ca.key=$(base64 -w0 cilium-ca-key.pem) \
	--set clustermesh.apiserver.tls.ca.cert=$(base64 -w0 cilium-ca-crt.pem) \
	--set clustermesh.apiserver.tls.ca.key=$(base64 -w0 cilium-ca-key.pem) \
	--set clustermesh.config.clusters[0].tls.cert=$(base64 -w0 cm-remote-crt.pem) \
	--set clustermesh.config.clusters[0].tls.key=$(base64 -w0 cm-remote-key.pem) \
	--set clustermesh.config.clusters[1].tls.cert=$(base64 -w0 cm-remote-crt.pem) \
	--set clustermesh.config.clusters[1].tls.key=$(base64 -w0 cm-remote-key.pem) \
	"

	CILIUM_INSTALL_CLUSTER1=" \
	--set cluster.name=${{ env.clusterName1 }} \
	--set cluster.id=1 \
	--set clustermesh.apiserver.service.nodePort=$PORT1 \
	"

	CILIUM_INSTALL_CLUSTER2=" \
	--set cluster.name=${{ env.clusterName2 }} \
	--set cluster.id=255 \
	--set clustermesh.apiserver.service.nodePort=$PORT2 \
	"

	CILIUM_INSTALL_COMMON=" \
	--set clustermesh.config.clusters[0].name=${{ env.clusterName1 }} \
	--set clustermesh.config.clusters[1].name=${{ env.clusterName2 }} \
	"

	if [ "${{ matrix.external-kvstore }}" == "true" ]; then
	CILIUM_INSTALL_COMMON="$CILIUM_INSTALL_COMMON \
	${{ steps.kvstore.outputs.cilium_install_clustermesh }}"
	else
	IP1=$(kubectl --context ${{ env.contextName1 }} get nodes \
	${{ env.clusterName1 }}-worker -o wide --no-headers \| awk '{ print $6 }')
	IP2=$(kubectl --context ${{ env.contextName2 }} get nodes \
	${{ env.clusterName2 }}-worker -o wide --no-headers \| awk '{ print $6 }')

	CILIUM_INSTALL_COMMON="$CILIUM_INSTALL_COMMON \
	--set clustermesh.config.clusters[0].ips={$IP1} \
	--set clustermesh.config.clusters[0].port=$PORT1 \
	--set clustermesh.config.clusters[1].ips={$IP2} \
	--set clustermesh.config.clusters[1].port=$PORT2 \
	$CILIUM_INSTALL_TLS \
	"
	fi

	echo cilium_install_cluster1="$CILIUM_INSTALL_CLUSTER1 $CILIUM_INSTALL_COMMON" >> $GITHUB_OUTPUT
	echo cilium_install_cluster2="$CILIUM_INSTALL_CLUSTER2 $CILIUM_INSTALL_COMMON" >> $GITHUB_OUTPUT

	# Warning: since this is a privileged workflow, subsequent workflow job
	# steps must take care not to execute untrusted code.
	- name: Checkout pull request branch (NOT TRUSTED)
	uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
	with:
	ref: ${{ steps.vars.outputs.sha }}
	persist-credentials: false
	path: untrusted/cilium-newest
	sparse-checkout: \|
	install/kubernetes/cilium

	- name: Checkout ${{ steps.vars.outputs.downgrade_version }} branch
	uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
	with:
	ref: ${{ steps.vars.outputs.downgrade_version }}
	persist-credentials: false
	path: untrusted/cilium-downgrade
	sparse-checkout: \|
	install/kubernetes/cilium

	- name: Set up downgrade settings
	id: downgrade-vars
	run: \|
	SHA="$(cd untrusted/cilium-downgrade && git rev-parse HEAD)"
	CILIUM_IMAGE_SETTINGS=" \
	--chart-directory=./untrusted/cilium-downgrade/install/kubernetes/cilium \
	--set=image.override=quay.io/${{ env.QUAY_ORGANIZATION_DEV }}/cilium-ci:${SHA} \
	--set=operator.image.override=quay.io/${{ env.QUAY_ORGANIZATION_DEV }}/operator-generic-ci:${SHA} \
	--set=clustermesh.apiserver.image.override=quay.io/${{ env.QUAY_ORGANIZATION_DEV }}/clustermesh-apiserver-ci:${SHA} \
	--set=clustermesh.apiserver.kvstoremesh.image.override=quay.io/${{ env.QUAY_ORGANIZATION_DEV }}/kvstoremesh-ci:${SHA} \
	"
	echo "sha=${SHA}" >> $GITHUB_OUTPUT
	echo "cilium_image_settings=${CILIUM_IMAGE_SETTINGS}" >> $GITHUB_OUTPUT

	- name: Wait for images to be available (newest)
	timeout-minutes: 10
	shell: bash
	run: \|
	for image in cilium-ci operator-generic-ci clustermesh-apiserver-ci kvstoremesh-ci ; do
	until docker manifest inspect quay.io/${{ env.QUAY_ORGANIZATION_DEV }}/$image:${{ steps.vars.outputs.sha }} &> /dev/null; do sleep 45s; done
	done

	- name: Wait for images to be available (downgrade)
	timeout-minutes: 10
	shell: bash
	run: \|
	for image in cilium-ci operator-generic-ci clustermesh-apiserver-ci ; do
	until docker manifest inspect quay.io/${{ env.QUAY_ORGANIZATION_DEV }}/$image:${{ steps.downgrade-vars.outputs.sha }} &> /dev/null; do sleep 45s; done
	done


	- name: Install Cilium in cluster1
	id: install-cilium-cluster1
	env:
	KVSTORE_ID: 1
	run: \|
	cilium --context ${{ env.contextName1 }} install \
	${{ steps.downgrade-vars.outputs.cilium_image_settings }} \
	${{ steps.vars.outputs.cilium_install_defaults }} \
	${{ steps.kvstore.outputs.cilium_install_kvstore }} \
	${{ steps.clustermesh-vars.outputs.cilium_install_cluster1 }} \
	--set kubeProxyReplacement=${{ matrix.kube-proxy == 'none' && 'strict' \|\| 'partial' }}

	- name: Install Cilium in cluster2
	env:
	KVSTORE_ID: 2
	run: \|
	cilium --context ${{ env.contextName2 }} install \
	${{ steps.vars.outputs.cilium_image_settings }} \
	${{ steps.vars.outputs.cilium_install_defaults }} \
	${{ steps.kvstore.outputs.cilium_install_kvstore }} \
	${{ steps.clustermesh-vars.outputs.cilium_install_cluster2 }} \
	--set kubeProxyReplacement=${{ matrix.kube-proxy == 'none' }}

	- name: Wait for cluster mesh status to be ready
	run: \|
	cilium --context ${{ env.contextName1 }} status --wait
	cilium --context ${{ env.contextName2 }} status --wait
	cilium --context ${{ env.contextName1 }} clustermesh status --wait --wait-duration=5m
	cilium --context ${{ env.contextName2 }} clustermesh status --wait --wait-duration=5m

	- name: Make JUnit report directory
	run: \|
	mkdir -p cilium-junits

	- name: Run connectivity test - pre-upgrade (${{ join(matrix.*, ', ') }})
	run: \|
	cilium --context ${{ env.contextName1 }} connectivity test \
	--multi-cluster=${{ env.contextName2 }} \
	${{ steps.vars.outputs.connectivity_test_defaults }} \
	--junit-file "cilium-junits/${{ env.job_name }} - pre-upgrade (${{ join(matrix.*, ', ') }}).xml" \
	--junit-property github_job_step="Run tests pre-upgrade (${{ join(matrix.*, ', ') }})"


	- name: Upgrade Cilium in cluster1 and enable kvstoremesh
	env:
	KVSTORE_ID: 1
	run: \|
	cilium --context ${{ env.contextName1 }} upgrade --reset-values \
	${{ steps.vars.outputs.cilium_image_settings }} \
	${{ steps.vars.outputs.cilium_install_defaults }} \
	${{ steps.kvstore.outputs.cilium_install_kvstore }} \
	${{ steps.clustermesh-vars.outputs.cilium_install_cluster1 }} \
	--set clustermesh.apiserver.kvstoremesh.enabled=${{ !matrix.external-kvstore }} \
	--set kubeProxyReplacement=${{ matrix.kube-proxy == 'none' }}

	- name: Rollout Cilium agents in cluster2
	if: ${{ !matrix.external-kvstore }}
	run: \|
	# This makes sure that the remote agents reconnect to the new instance of the
	# clustermesh-apiserver, without waiting for the watchdog mechanism to kick in.
	kubectl --context ${{ env.contextName2 }} rollout restart -n kube-system ds/cilium

	- name: Wait for cluster mesh status to be ready
	run: \|
	cilium --context ${{ env.contextName1 }} status --wait
	cilium --context ${{ env.contextName2 }} status --wait
	cilium --context ${{ env.contextName1 }} clustermesh status --wait --wait-duration=5m
	cilium --context ${{ env.contextName2 }} clustermesh status --wait --wait-duration=5m

	- name: Run connectivity test - post-upgrade (${{ join(matrix.*, ', ') }})
	run: \|
	cilium --context ${{ env.contextName1 }} connectivity test \
	--multi-cluster=${{ env.contextName2 }} \
	${{ steps.vars.outputs.connectivity_test_defaults }} \
	--junit-file "cilium-junits/${{ env.job_name }} - post upgrade (${{ join(matrix.*, ', ') }}).xml" \
	--junit-property github_job_step="Run tests post-upgrade (${{ join(matrix.*, ', ') }})"


	- name: Downgrade Cilium in cluster1 and disable kvstoremesh
	env:
	KVSTORE_ID: 1
	run: \|
	cilium --context ${{ env.contextName1 }} upgrade --reset-values \
	${{ steps.downgrade-vars.outputs.cilium_image_settings }} \
	${{ steps.vars.outputs.cilium_install_defaults }} \
	${{ steps.kvstore.outputs.cilium_install_kvstore }} \
	${{ steps.clustermesh-vars.outputs.cilium_install_cluster1 }} \
	--set kubeProxyReplacement=${{ matrix.kube-proxy == 'none' && 'strict' \|\| 'partial' }}

	- name: Rollout Cilium agents in cluster2
	if: ${{ !matrix.external-kvstore }}
	run: \|
	# This makes sure that the remote agents reconnect to the new instance of the
	# clustermesh-apiserver, without waiting for the watchdog mechanism to kick in.
	kubectl --context ${{ env.contextName2 }} rollout restart -n kube-system ds/cilium

	- name: Wait for cluster mesh status to be ready
	run: \|
	cilium --context ${{ env.contextName1 }} status --wait
	cilium --context ${{ env.contextName2 }} status --wait
	cilium --context ${{ env.contextName1 }} clustermesh status --wait --wait-duration=5m
	cilium --context ${{ env.contextName2 }} clustermesh status --wait --wait-duration=5m

	- name: Run connectivity test - post-downgrade (${{ join(matrix.*, ', ') }})
	run: \|
	cilium --context ${{ env.contextName1 }} connectivity test \
	--multi-cluster=${{ env.contextName2 }} \
	${{ steps.vars.outputs.connectivity_test_defaults }} \
	--junit-file "cilium-junits/${{ env.job_name }} - post downgrade (${{ join(matrix.*, ', ') }}).xml" \
	--junit-property github_job_step="Run tests post-downgrade (${{ join(matrix.*, ', ') }})"


	- name: Post-test information gathering
	if: ${{ !success() && steps.install-cilium-cluster1.outcome != 'skipped' }}
	run: \|
	cilium --context ${{ env.contextName1 }} status
	cilium --context ${{ env.contextName1 }} clustermesh status
	cilium --context ${{ env.contextName2 }} status
	cilium --context ${{ env.contextName2 }} clustermesh status

	kubectl config use-context ${{ env.contextName1 }}
	kubectl get pods --all-namespaces -o wide
	cilium sysdump --output-filename cilium-sysdump-context1-final-${{ join(matrix.*, '-') }}

	kubectl config use-context ${{ env.contextName2 }}
	kubectl get pods --all-namespaces -o wide
	cilium sysdump --output-filename cilium-sysdump-context2-final-${{ join(matrix.*, '-') }}

	if [ "${{ matrix.external-kvstore }}" == "true" ]; then
	for i in {1..2}; do
	echo
	echo "# Retrieving logs from kvstore$i docker container"
	docker logs kvstore$i
	done
	fi
	shell: bash {0} # Disable default fail-fast behaviour so that all commands run independently

	- name: Upload artifacts
	if: ${{ !success() }}
	uses: actions/upload-artifact@1746f4ab65b179e0ea60a494b83293b640dd5bba # v4.3.2
	with:
	name: cilium-sysdumps-${{ matrix.name }}
	path: cilium-sysdump-*.zip

	- name: Upload JUnits [junit]
	if: ${{ always() }}
	uses: actions/upload-artifact@1746f4ab65b179e0ea60a494b83293b640dd5bba # v4.3.2
	with:
	name: cilium-junits-${{ matrix.name }}
	path: cilium-junits/*.xml

	- name: Publish Test Results As GitHub Summary
	if: ${{ always() }}
	uses: aanm/junit2md@332ebf0fddd34e91b03a832cfafaa826306558f9 # v0.0.3
	with:
	junit-directory: "cilium-junits"

	merge-upload:
	if: ${{ always() }}
	name: Merge and Upload Artifacts
	runs-on: ubuntu-latest
	needs: upgrade-and-downgrade
	steps:
	- name: Merge Sysdumps
	if: ${{ needs.upgrade-and-downgrade.result == 'failure' }}
	uses: actions/upload-artifact/merge@1746f4ab65b179e0ea60a494b83293b640dd5bba # v4.3.2
	with:
	name: cilium-sysdumps
	pattern: cilium-sysdumps-*
	retention-days: 5
	delete-merged: true
	continue-on-error: true
	- name: Merge JUnits
	uses: actions/upload-artifact/merge@1746f4ab65b179e0ea60a494b83293b640dd5bba # v4.3.2
	with:
	name: cilium-junits
	pattern: cilium-junits-*
	retention-days: 5
	delete-merged: true

	commit-status-final:
	if: ${{ always() }}
	name: Commit Status Final
	needs: upgrade-and-downgrade
	runs-on: ubuntu-latest
	steps:
	- name: Set final commit status
	uses: myrotvorets/set-commit-status-action@3730c0a348a2ace3c110851bed53331bc6406e9f # v2.0.1
	with:
	sha: ${{ inputs.SHA \|\| github.sha }}
	status: ${{ needs.upgrade-and-downgrade.result }}

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Cilium Cluster Mesh upgrade (ci-clustermesh) #3055

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Cilium Cluster Mesh upgrade (ci-clustermesh) #3055

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