Always reset agent connection backoff and enter fast sync when client count < server count #172
Workflow file for this run
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| name: e2e | |
| on: | |
| push: | |
| branches: | |
| - 'master' | |
| tags: | |
| - 'v*' | |
| pull_request: | |
| branches: [ master ] | |
| workflow_dispatch: | |
| env: | |
| GO_TOOLCHAIN: "golang" | |
| # TODO: match BASEIMAGE with Makefile default (nonroot variant) | |
| BASEIMAGE: "gcr.io/distroless/static-debian11" | |
| KIND_CLUSTER_NAME: "kind" | |
| jobs: | |
| build: | |
| name: build | |
| runs-on: ubuntu-20.04 | |
| steps: | |
| - name: Check out code | |
| uses: actions/checkout@v4 | |
| - name: Set up Go | |
| uses: actions/setup-go@v5 | |
| with: | |
| go-version-file: go.mod | |
| id: go | |
| - name: Build | |
| run: | | |
| mkdir _output | |
| make docker-build/proxy-agent-amd64 REGISTRY=gcr.io/k8s-staging-kas-network-proxy TAG=local BASEIMAGE=${{ env.BASEIMAGE }} | |
| docker tag gcr.io/k8s-staging-kas-network-proxy/proxy-agent-amd64:local gcr.io/k8s-staging-kas-network-proxy/proxy-agent:master | |
| docker save gcr.io/k8s-staging-kas-network-proxy/proxy-agent:master > _output/konnectivity-agent.tar | |
| make docker-build/proxy-server-amd64 REGISTRY=gcr.io/k8s-staging-kas-network-proxy TAG=local BASEIMAGE=${{ env.BASEIMAGE }} | |
| docker tag gcr.io/k8s-staging-kas-network-proxy/proxy-server-amd64:local gcr.io/k8s-staging-kas-network-proxy/proxy-server:master | |
| docker save gcr.io/k8s-staging-kas-network-proxy/proxy-server:master > _output/konnectivity-server.tar | |
| - uses: actions/upload-artifact@v4 | |
| with: | |
| name: konnectivity-server | |
| path: _output/konnectivity-server.tar | |
| - uses: actions/upload-artifact@v4 | |
| with: | |
| name: konnectivity-agent | |
| path: _output/konnectivity-agent.tar | |
| e2e: | |
| name: e2e | |
| runs-on: ubuntu-20.04 | |
| timeout-minutes: 100 | |
| needs: | |
| - build | |
| strategy: | |
| fail-fast: false | |
| matrix: | |
| ipFamily: ["ipv4", "ipv6", "dual"] | |
| k8s: [ v1.27.11, v1.28.7, v1.29.2 ] | |
| env: | |
| JOB_NAME: "kindnetd-e2e-${{ matrix.ipFamily }}" | |
| IP_FAMILY: ${{ matrix.ipFamily }} | |
| steps: | |
| - name: Check out code | |
| uses: actions/checkout@v4 | |
| - name: Enable ipv4 and ipv6 forwarding | |
| run: | | |
| sudo sysctl -w net.ipv6.conf.all.forwarding=1 | |
| sudo sysctl -w net.ipv4.ip_forward=1 | |
| - name: Set up environment (download dependencies) | |
| run: | | |
| TMP_DIR=$(mktemp -d) | |
| # Test binaries | |
| curl -L https://dl.k8s.io/${{ matrix.k8s }}/kubernetes-test-linux-amd64.tar.gz -o ${TMP_DIR}/kubernetes-test-linux-amd64.tar.gz | |
| tar xvzf ${TMP_DIR}/kubernetes-test-linux-amd64.tar.gz \ | |
| --directory ${TMP_DIR} \ | |
| --strip-components=3 kubernetes/test/bin/ginkgo kubernetes/test/bin/e2e.test | |
| # kubectl | |
| curl -L https://dl.k8s.io/${{ matrix.k8s }}/bin/linux/amd64/kubectl -o ${TMP_DIR}/kubectl | |
| # kind | |
| curl -Lo ${TMP_DIR}/kind https://kind.sigs.k8s.io/dl/v0.20.0/kind-linux-amd64 | |
| # Install | |
| sudo cp ${TMP_DIR}/ginkgo /usr/local/bin/ginkgo | |
| sudo cp ${TMP_DIR}/e2e.test /usr/local/bin/e2e.test | |
| sudo cp ${TMP_DIR}/kubectl /usr/local/bin/kubectl | |
| sudo cp ${TMP_DIR}/kind /usr/local/bin/kind | |
| sudo chmod +x /usr/local/bin/* | |
| - name: Create multi node cluster | |
| run: | | |
| # output_dir | |
| mkdir -p _artifacts | |
| # create cluster | |
| cat <<EOF | /usr/local/bin/kind create cluster \ | |
| --name ${{ env.KIND_CLUSTER_NAME}} \ | |
| --image kindest/node:${{ matrix.k8s }} \ | |
| -v7 --wait 1m --retain --config=- | |
| kind: Cluster | |
| apiVersion: kind.x-k8s.io/v1alpha4 | |
| networking: | |
| ipFamily: ${IP_FAMILY} | |
| nodes: | |
| - role: control-plane | |
| image: ${{ matrix.k8s }} | |
| kubeadmConfigPatchesJSON6902: | |
| - kind: ClusterConfiguration | |
| patch: | | |
| - op: add | |
| path: /apiServer/certSANs/- | |
| value: konnectivity-server.kube-system.svc.cluster.local | |
| kubeadmConfigPatches: | |
| - | | |
| kind: ClusterConfiguration | |
| apiServer: | |
| extraArgs: | |
| "egress-selector-config-file": "/etc/kubernetes/konnectivity-server-config/egress_selector_configuration.yaml" | |
| extraVolumes: | |
| - name: egress-selector-config-file | |
| hostPath: "/etc/kubernetes/konnectivity-server-config/egress_selector_configuration.yaml" | |
| mountPath: "/etc/kubernetes/konnectivity-server-config/egress_selector_configuration.yaml" | |
| readOnly: true | |
| - name: konnectivity-server | |
| hostPath: "/etc/kubernetes/konnectivity-server" | |
| mountPath: "/etc/kubernetes/konnectivity-server" | |
| readOnly: true | |
| extraMounts: | |
| - hostPath: ./examples/kind/egress_selector_configuration.yaml | |
| containerPath: /etc/kubernetes/konnectivity-server-config/egress_selector_configuration.yaml | |
| - role: worker | |
| image: ${{ matrix.k8s }} | |
| - role: worker | |
| image: ${{ matrix.k8s }} | |
| EOF | |
| # dump the kubeconfig for later | |
| /usr/local/bin/kind get kubeconfig --name ${{ env.KIND_CLUSTER_NAME}} > _artifacts/kubeconfig.conf | |
| - uses: actions/download-artifact@v4 | |
| with: | |
| name: konnectivity-server | |
| - uses: actions/download-artifact@v4 | |
| with: | |
| name: konnectivity-agent | |
| - name: Install konnectivity | |
| run: | | |
| # preload konnectivity images | |
| docker load --input konnectivity-server.tar | |
| docker load --input konnectivity-agent.tar | |
| /usr/local/bin/kind load docker-image gcr.io/k8s-staging-kas-network-proxy/proxy-server:master --name ${{ env.KIND_CLUSTER_NAME}} | |
| /usr/local/bin/kind load docker-image gcr.io/k8s-staging-kas-network-proxy/proxy-agent:master --name ${{ env.KIND_CLUSTER_NAME}} | |
| kubectl apply -f examples/kind/konnectivity-server.yaml | |
| kubectl apply -f examples/kind/konnectivity-agent-ds.yaml | |
| - name: Get Cluster status | |
| run: | | |
| # wait network is ready | |
| sleep 5 | |
| /usr/local/bin/kubectl get nodes -o wide | |
| /usr/local/bin/kubectl get pods -A | |
| /usr/local/bin/kubectl wait --timeout=1m --for=condition=ready pods --namespace=kube-system -l k8s-app=kube-dns | |
| # smoke test | |
| /usr/local/bin/kubectl run test --image httpd:2 | |
| /usr/local/bin/kubectl wait --timeout=1m --for=condition=ready pods test | |
| /usr/local/bin/kubectl get pods -A -owide | |
| /usr/local/bin/kubectl wait --timeout=1m --for=condition=ready pods --namespace=kube-system -l k8s-app=konnectivity-agent | |
| /usr/local/bin/kubectl logs test | |
| - name: Workaround CoreDNS for IPv6 airgapped | |
| if: ${{ matrix.ipFamily == 'ipv6' }} | |
| run: | | |
| # Patch CoreDNS to work in Github CI | |
| # 1. Github CI doesn´t offer IPv6 connectivity, so CoreDNS should be configured | |
| # to work in an offline environment: | |
| # https://github.com/coredns/coredns/issues/2494#issuecomment-457215452 | |
| # 2. Github CI adds following domains to resolv.conf search field: | |
| # .net. | |
| # CoreDNS should handle those domains and answer with NXDOMAIN instead of SERVFAIL | |
| # otherwise pods stops trying to resolve the domain. | |
| # Get the current config | |
| original_coredns=$(/usr/local/bin/kubectl get -oyaml -n=kube-system configmap/coredns) | |
| echo "Original CoreDNS config:" | |
| echo "${original_coredns}" | |
| # Patch it | |
| fixed_coredns=$( | |
| printf '%s' "${original_coredns}" | sed \ | |
| -e 's/^.*kubernetes cluster\.local/& net/' \ | |
| -e '/^.*upstream$/d' \ | |
| -e '/^.*fallthrough.*$/d' \ | |
| -e '/^.*forward . \/etc\/resolv.conf$/d' \ | |
| -e '/^.*loop$/d' \ | |
| ) | |
| echo "Patched CoreDNS config:" | |
| echo "${fixed_coredns}" | |
| printf '%s' "${fixed_coredns}" | /usr/local/bin/kubectl apply -f - | |
| - name: Run tests | |
| run: | | |
| export KUBERNETES_CONFORMANCE_TEST='y' | |
| export E2E_REPORT_DIR=${PWD}/_artifacts | |
| # Run tests | |
| /usr/local/bin/ginkgo --nodes=25 \ | |
| --focus="\[Conformance\]" \ | |
| --skip="Feature|Federation|machinery|PerformanceDNS|DualStack|Disruptive|Serial|Slow|KubeProxy|LoadBalancer|GCE|Netpol|NetworkPolicy|NodeConformance" \ | |
| /usr/local/bin/e2e.test \ | |
| -- \ | |
| --kubeconfig=${PWD}/_artifacts/kubeconfig.conf \ | |
| --provider=local \ | |
| --dump-logs-on-failure=false \ | |
| --report-dir=${E2E_REPORT_DIR} \ | |
| --disable-log-dump=true | |
| - name: Upload Junit Reports | |
| if: always() | |
| uses: actions/upload-artifact@v4 | |
| with: | |
| name: kind-junit-${{ env.JOB_NAME }}-${{ matrix.k8s }}-${{ matrix.ipFamily }}-${{ github.run_id }} | |
| path: './_artifacts/*.xml' | |
| - name: Export logs | |
| if: always() | |
| run: | | |
| /usr/local/bin/kind export logs --name ${KIND_CLUSTER_NAME} --loglevel=debug ./_artifacts/logs | |
| - name: Upload logs | |
| if: always() | |
| uses: actions/upload-artifact@v4 | |
| with: | |
| name: kind-logs-${{ env.JOB_NAME }}-${{ matrix.k8s }}-${{ matrix.ipFamily }}-${{ github.run_id }} | |
| path: ./_artifacts/logs |