1.8.yaml

on:
  push:
    branches:
      - 1.8
  workflow_dispatch:

name: Build and publish for branch 1.8
jobs:
  docker_build:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout the docker build repo
        uses: actions/checkout@v3
        with:
          repository: fluent/fluent-bit-docker-image
          ref: '1.8'

      - name: Setup environment
        run: |
          sudo apt-get --yes update
          sudo apt-get install --yes docker.io containerd runc
          sudo systemctl unmask docker && sudo systemctl start docker

      - name: Login to Docker Hub
        uses: docker/login-action@v1
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}

      - name: Build a docker image for 1.8 branch
        run: |
          docker build --no-cache -f ./Dockerfile.${{ env.arch }} -t ${{ env.dockerhub_organization }}/fluent-bit:${{ env.arch }}-1_8 --build-arg FLB_TARBALL=https://github.com/fluent/fluent-bit/tarball/1.8 .
        env:
          DOCKER_BUILDKIT: 1
          arch: x86_64
          dockerhub_organization: fluentbitdev

      - name: Push image to Docker Hub
        run: |
          docker push ${{ env.dockerhub_organization }}/fluent-bit:${{ env.arch }}-1_8
        env:
          DOCKER_BUILDKIT: 1
          arch: x86_64
          dockerhub_organization: fluentbitdev

  run-integration-tests:
    name: run integration tests on GCP - k8s ${{ matrix.k8s-release }} for 1.8 branch
    needs: docker_build
    strategy:
      max-parallel: 3
      fail-fast: false
      matrix:
        k8s-release: [ '1.19' ]
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
        with:
          repository: calyptia/fluent-bit-ci
          path: ci

      - uses: frabert/replace-string-action@master
        id: formatted_release
        with:
          pattern: '(.*)\.(.*)$'
          string: ${{ matrix.k8s-release }}
          replace-with: '$1-$2'
          flags: 'g'

      - name: Replace the k8s release
        run: |
          sed -i -e "s/\$K8S_RELEASE/${{ env.k8s_release }}/g" default.auto.tfvars
          sed -i -e "s/\$K8S_FORMATTED/${{ env.k8s_release_formatted }}/g" default.auto.tfvars
          sed -i -e "s/\$K8S_FORMATTED/${{ env.k8s_release_formatted }}/g" config.tf
        working-directory: ci/terraform/gcp/
        env:
          k8s_release: ${{ matrix.k8s-release }}
          k8s_release_formatted: ${{ steps.formatted_release.outputs.replaced }}

      - uses: hashicorp/setup-terraform@v1
        with:
          cli_config_credentials_hostname: 'app.terraform.io'
          cli_config_credentials_token: ${{ secrets.TF_API_TOKEN }}

      - name: Replace the GCP service account key
        run: |
          cat <<EOT >> default.auto.tfvars
          gcp-sa-key    =  <<-EOF
          ${{ secrets.GCP_SA_KEY }}
          EOF
          EOT
        working-directory: ci/terraform/gcp/

      - name: Terraform fmt
        id: fmt
        run: terraform fmt -check
        continue-on-error: true
        working-directory: ci/terraform/gcp/

      - name: Terraform Init
        id: init
        run: terraform init
        working-directory: ci/terraform/gcp/

      - name: Terraform Validate
        id: validate
        run: terraform validate -no-color
        working-directory: ci/terraform/gcp/

      - name: Terraform Apply
        id: apply
        run: |
          terraform apply -input=false -auto-approve
        working-directory: ci/terraform/gcp/

      - name: Get the k8s cluster name from terraform output
        id: get-k8s-cluster-name
        run: terraform output -no-color -raw k8s-cluster-name
        working-directory: ci/terraform/gcp/

      - name: Get the k8s cluster location from terraform output
        id: get-k8s-cluster-location
        run: terraform output -no-color -raw k8s-cluster-location
        working-directory: ci/terraform/gcp/

      - name: Get the k8s project id from terraform output
        id: get-gcp-project-id
        run: terraform output -no-color -raw gcp-project-id
        working-directory: ci/terraform/gcp/

      - name: Get the bigquery dataset id from terraform output
        id: get-gcp-bigquery-dataset-id
        run: terraform output -no-color -raw gcp-bigquery-dataset-id
        working-directory: ci/terraform/gcp/

      - name: Get the bigquery table id from terraform output
        id: get-gcp-bigquery-table-id
        run: terraform output -no-color -raw gcp-bigquery-table-id
        working-directory: ci/terraform/gcp/

      - uses: google-github-actions/setup-gcloud@master
        with:
          service_account_key: ${{ secrets.GCP_SA_KEY }}
          export_default_credentials: true

      - uses: google-github-actions/get-gke-credentials@main
        with:
          cluster_name: ${{ steps.get-k8s-cluster-name.outputs.stdout }}
          location: ${{ steps.get-k8s-cluster-location.outputs.stdout }}
          credentials: ${{ secrets.GCP_SA_KEY }}

      - uses: actions/setup-go@v2
        with:
          go-version: '1.16' # The Go version to download (if necessary) and use.

      - uses: azure/setup-helm@v2.0
        id: install

      - run: go mod download
        working-directory: ci/integration/

      - run: make integration
        env:
          GCP_SA_KEY: ${{ secrets.GCP_SA_KEY }}
          GCP_BQ_DATASET_ID: ${{ steps.get-gcp-bigquery-dataset-id.outputs.stdout }}
          GCP_BQ_TABLE_ID: ${{ steps.get-gcp-bigquery-table-id.outputs.stdout }}
          GCP_PROJECT_ID: fluent-bit-ci
          IMAGE_REPOSITORY: fluentbitdev/fluent-bit
          IMAGE_TAG: x86_64-1_8
          GRAFANA_USERNAME: ${{ secrets.GRAFANA_USERNAME }}
          GRAFANA_PASSWORD: ${{ secrets.GRAFANA_PASSWORD }}
        working-directory: ci/