[FLINK-36018][autoscaler] Support lazy scale down to avoid frequent rescaling #330
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| ################################################################################ | |
| # Licensed to the Apache Software Foundation (ASF) under one | |
| # or more contributor license agreements. See the NOTICE file | |
| # distributed with this work for additional information | |
| # regarding copyright ownership. The ASF licenses this file | |
| # to you under the Apache License, Version 2.0 (the | |
| # "License"); you may not use this file except in compliance | |
| # with the License. You may obtain a copy of the License at | |
| # | |
| # http://www.apache.org/licenses/LICENSE-2.0 | |
| # | |
| # Unless required by applicable law or agreed to in writing, software | |
| # distributed under the License is distributed on an "AS IS" BASIS, | |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
| # See the License for the specific language governing permissions and | |
| # limitations under the License. | |
| ################################################################################ | |
| # We need to specify repo related information here since Apache INFRA doesn't differentiate | |
| # between several workflows with the same names while preparing a report for GHA usage | |
| # https://infra-reports.apache.org/#ghactions | |
| name: Flink Kubernetes Operator CI | |
| on: | |
| push: | |
| pull_request: | |
| jobs: | |
| test_ci: | |
| runs-on: ubuntu-latest | |
| name: test_ci | |
| strategy: | |
| matrix: | |
| java-version: [ 11, 17, 21 ] | |
| steps: | |
| - uses: actions/checkout@v2 | |
| - name: Set up JDK ${{ matrix.java-version }} | |
| uses: actions/setup-java@v2 | |
| with: | |
| java-version: ${{ matrix.java-version }} | |
| distribution: 'adopt' | |
| - name: Cache local Maven repository | |
| uses: actions/cache@v3 | |
| with: | |
| path: ~/.m2/repository | |
| key: ${{ runner.os }}-maven-${{ hashFiles('**/pom.xml') }} | |
| restore-keys: | | |
| ${{ runner.os }}-maven- | |
| - name: Build with Maven | |
| run: | | |
| mvn -B clean install javadoc:javadoc -Pgenerate-docs | |
| if [[ $(git diff HEAD | wc -l) -gt 0 ]]; then | |
| echo "Please generate the java doc via 'mvn clean install -DskipTests -Pgenerate-docs' again" | |
| exit 1 | |
| fi | |
| - name: Validate helm chart linting | |
| run: | | |
| helm lint helm/flink-kubernetes-operator | |
| - name: Tests in flink-kubernetes-operator | |
| run: | | |
| cd flink-kubernetes-operator | |
| mvn -B verify -Dit.skip=false | |
| cd .. | |
| - name: Tests in flink-kubernetes-webhook | |
| run: | | |
| cd flink-kubernetes-webhook | |
| mvn -B verify -Dit.skip=false | |
| cd .. | |
| - name: Tests in flink-autoscaler-plugin-jdbc | |
| run: | | |
| cd flink-autoscaler-plugin-jdbc | |
| mvn -B verify -Dit.skip=false | |
| cd .. | |
| e2e_ci: | |
| runs-on: ubuntu-latest | |
| strategy: | |
| matrix: | |
| version: ["v1_20","v1_19","v1_18","v1_17","v1_16"] | |
| namespace: ["default","flink"] | |
| mode: ["native", "standalone"] | |
| java-version: [ 11, 17, 21 ] | |
| test: | |
| - test_application_kubernetes_ha.sh | |
| - test_application_operations.sh | |
| - test_dynamic_config.sh | |
| - test_sessionjob_kubernetes_ha.sh | |
| - test_sessionjob_operations.sh | |
| - test_multi_sessionjob.sh | |
| - test_autoscaler.sh | |
| - test_flink_operator_ha.sh | |
| include: | |
| - namespace: flink | |
| extraArgs: '--create-namespace --set "watchNamespaces={default,flink}"' | |
| - version: v1_20 | |
| image: flink:1.20 | |
| - version: v1_19 | |
| image: flink:1.19 | |
| - version: v1_18 | |
| image: flink:1.18 | |
| - version: v1_17 | |
| image: flink:1.17 | |
| - version: v1_16 | |
| image: flink:1.16 | |
| exclude: | |
| - namespace: default | |
| test: test_multi_sessionjob.sh | |
| - namespace: default | |
| test: test_autoscaler.sh | |
| - namespace: default | |
| test: test_dynamic_config.sh | |
| - mode: standalone | |
| test: test_autoscaler.sh | |
| - mode: standalone | |
| test: test_dynamic_config.sh | |
| - version: v1_16 | |
| test: test_autoscaler.sh | |
| - version: v1_16 | |
| test: test_dynamic_config.sh | |
| - version: v1_16 | |
| test: test_flink_operator_ha.sh | |
| - version: v1_17 | |
| test: test_dynamic_config.sh | |
| - version: v1_17 | |
| test: test_flink_operator_ha.sh | |
| - version: v1_18 | |
| test: test_dynamic_config.sh | |
| - version: v1_18 | |
| test: test_flink_operator_ha.sh | |
| - version: v1_16 | |
| java-version: 17 | |
| - version: v1_17 | |
| java-version: 17 | |
| - version: v1_16 | |
| java-version: 21 | |
| - version: v1_17 | |
| java-version: 21 | |
| - version: v1_18 | |
| java-version: 21 | |
| name: e2e_ci | |
| steps: | |
| - uses: actions/checkout@v2 | |
| - name: Set up JDK ${{ matrix.java-version }} | |
| uses: actions/setup-java@v2 | |
| with: | |
| java-version: ${{ matrix.java-version }} | |
| distribution: 'adopt' | |
| - name: Cache local Maven repository | |
| uses: actions/cache@v3 | |
| with: | |
| path: ~/.m2/repository | |
| key: ${{ runner.os }}-maven-${{ hashFiles('**/pom.xml') }} | |
| restore-keys: | | |
| ${{ runner.os }}-maven- | |
| - name: Start minikube | |
| run: | | |
| source e2e-tests/utils.sh | |
| start_minikube | |
| - name: Install cert-manager | |
| run: | | |
| kubectl get pods -A | |
| kubectl apply -f https://github.com/jetstack/cert-manager/releases/download/v1.8.2/cert-manager.yaml | |
| kubectl -n cert-manager wait --all=true --for=condition=Available --timeout=300s deploy | |
| - name: Build image | |
| run: | | |
| export SHELL=/bin/bash | |
| export DOCKER_BUILDKIT=1 | |
| eval $(minikube -p minikube docker-env) | |
| docker build --progress=plain --no-cache -f ./Dockerfile -t flink-kubernetes-operator:ci-latest --progress plain . | |
| docker images | |
| - name: Start the operator | |
| run: | | |
| if [[ "${{ matrix.test }}" == "test_flink_operator_ha.sh" ]]; then | |
| sed -i "s/# kubernetes.operator.leader-election.enabled: false/kubernetes.operator.leader-election.enabled: true/" helm/flink-kubernetes-operator/conf/flink-conf.yaml | |
| sed -i "s/# kubernetes.operator.leader-election.lease-name: flink-operator-lease/kubernetes.operator.leader-election.lease-name: flink-operator-lease/" helm/flink-kubernetes-operator/conf/flink-conf.yaml | |
| sed -i "s/replicas: 1/replicas: 2/" helm/flink-kubernetes-operator/values.yaml | |
| fi | |
| helm --debug install flink-kubernetes-operator -n ${{ matrix.namespace }} helm/flink-kubernetes-operator --set image.repository=flink-kubernetes-operator --set image.tag=ci-latest ${{ matrix.extraArgs }} | |
| kubectl wait --for=condition=Available --timeout=120s -n ${{ matrix.namespace }} deploy/flink-kubernetes-operator | |
| kubectl get pods -n ${{ matrix.namespace }} | |
| - name: Run Flink e2e tests | |
| run: | | |
| sed -i "s/image: flink:.*/image: ${{ matrix.image }}/" e2e-tests/data/*.yaml | |
| sed -i "s/flinkVersion: .*/flinkVersion: ${{ matrix.version }}/" e2e-tests/data/*.yaml | |
| sed -i "s/mode: .*/mode: ${{ matrix.mode }}/" e2e-tests/data/*.yaml | |
| git diff HEAD | |
| echo "Running e2e-tests/$test" | |
| bash e2e-tests/${{ matrix.test }} || exit 1 | |
| git reset --hard | |
| - name: Stop the operator | |
| run: | | |
| helm uninstall -n ${{ matrix.namespace }} flink-kubernetes-operator | |
| - name: Stop minikube | |
| run: | | |
| source e2e-tests/utils.sh | |
| stop_minikube |