upgrade_downgrade_test_reparent_old_vttablet.yml

name: Reparent Old VTTablet - Upgrade Downgrade Testing
on:
  push:
    branches:
      - "main"
      - "release-[0-9]+.[0-9]"
    tags: '**'
  pull_request:
    branches: '**'

concurrency:
  group: format('{0}-{1}', ${{ github.ref }}, 'Upgrade Downgrade Testing Reparent Old VTTablet')
  cancel-in-progress: true

permissions: read-all

# This test ensures that our end-to-end tests work using Vitess components
# (vtctl, vttablet, etc) built on different versions.

jobs:

  upgrade_downgrade_test:
    timeout-minutes: 60
    name: Run Upgrade Downgrade Test - Reparent Old VTTablet
    runs-on: vitess-ubuntu24-16cpu-1
    env:
      GOPRIVATE: github.com/slackhq/vitess-addons
      GH_ACCESS_TOKEN: ${{ secrets.GH_ACCESS_TOKEN }}

    steps:
    - name: Skip CI
      run: |
        if [[ "${{contains( github.event.pull_request.labels.*.name, 'Skip CI')}}" == "true" ]]; then
          echo "skipping CI due to the 'Skip CI' label"
          exit 1
        fi

    - name: Check out commit's code
      uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
      with:
        fetch-depth: 0
        persist-credentials: 'false'

    - name: Set output with latest release branch
      id: output-previous-release-ref
      run: |
        previous_release_ref=$(./tools/get_previous_release.sh ${{github.base_ref}} ${{github.ref}})
        echo $previous_release_ref
        echo "previous_release_ref=${previous_release_ref}" >> $GITHUB_OUTPUT

    - name: Check for changes in relevant files
      uses: dorny/paths-filter@ebc4d7e9ebcb0b1eb21480bb8f43113e996ac77a # v3.0.1
      id: changes
      with:
        token: ''
        filters: |
          end_to_end:
            - 'test/config.json'
            - 'go/**'
            - 'go/**/*.go'
            - 'test.go'
            - 'Makefile'
            - 'build.env'
            - 'go.sum'
            - 'go.mod'
            - 'proto/*.proto'
            - 'tools/**'
            - 'config/**'
            - 'bootstrap.sh'
            - '.github/workflows/upgrade_downgrade_test_reparent_old_vttablet.yml'

    - name: Tune the OS
      if: steps.changes.outputs.end_to_end == 'true'
      uses: ./.github/actions/tune-os

    - name: Setup GitHub access token
      if: steps.changes.outputs.end_to_end == 'true'
      run: git config --global url.https://${{ secrets.GH_ACCESS_TOKEN }}@github.com/.insteadOf https://github.com/

    - name: Set up python
      if: steps.changes.outputs.end_to_end == 'true'
      uses: actions/setup-python@39cd14951b08e74b54015e9e001cdefcf80e669f # v5.1.1

    - name: Setup MySQL
      if: steps.changes.outputs.end_to_end == 'true'
      uses: ./.github/actions/setup-mysql
      with:
        flavor: mysql-8.0

    - name: Get base dependencies
      timeout-minutes: 10
      if: steps.changes.outputs.end_to_end == 'true'
      run: |
        sudo DEBIAN_FRONTEND="noninteractive" apt-get update
        # Install everything else we need, and configure
        sudo apt-get install -y make unzip g++ etcd-client etcd-server curl git wget
        
        sudo service etcd stop

    # Checkout to the last release of Vitess
    - name: Check out other version's code (${{ steps.output-previous-release-ref.outputs.previous_release_ref }})
      if: steps.changes.outputs.end_to_end == 'true'
      uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
      with:
        ref: ${{ steps.output-previous-release-ref.outputs.previous_release_ref }}
        persist-credentials: 'false'

    - name: Set up Go
      if: steps.changes.outputs.end_to_end == 'true'
      uses: actions/setup-go@d35c59abb061a4a6fb18e82ac0862c26744d6ab5 # v5.5.0
      with:
        go-version-file: go.mod
        cache: false

    - name: Get dependencies for the last release
      if: steps.changes.outputs.end_to_end == 'true'
      run: |
        go mod download

    - name: Building last release's binaries
      if: steps.changes.outputs.end_to_end == 'true'
      timeout-minutes: 10
      run: |
        source build.env
        NOVTADMINBUILD=1 make build
        mkdir -p /tmp/vitess-build-other/
        cp -R bin /tmp/vitess-build-other/
        rm -Rf bin/*

    # Checkout to this build's commit
    - name: Check out commit's code
      if: steps.changes.outputs.end_to_end == 'true'
      uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
      with:
        persist-credentials: 'false'

    - name: Set up Go
      if: steps.changes.outputs.end_to_end == 'true'
      uses: actions/setup-go@d35c59abb061a4a6fb18e82ac0862c26744d6ab5 # v5.5.0
      with:
        go-version-file: go.mod
        cache: false

    - name: Get dependencies for this commit
      if: steps.changes.outputs.end_to_end == 'true'
      run: |
        go mod download

    - name: Building the binaries for this commit
      if: steps.changes.outputs.end_to_end == 'true'
      timeout-minutes: 10
      run: |
        source build.env
        NOVTADMINBUILD=1 make build
        mkdir -p /tmp/vitess-build-current/
        cp -R bin /tmp/vitess-build-current/

    # Swap the binaries. Use vtctl version n and keep vttablet at version n-1
    - name: Use current version Vtctl, and other version VTTablet
      if: steps.changes.outputs.end_to_end == 'true'
      run: |
        source build.env

        rm -f $PWD/bin/vttablet $PWD/bin/mysqlctl $PWD/bin/mysqlctld
        cp /tmp/vitess-build-other/bin/vttablet $PWD/bin/vttablet
        cp /tmp/vitess-build-other/bin/mysqlctl $PWD/bin/mysqlctl
        cp /tmp/vitess-build-other/bin/mysqlctld $PWD/bin/mysqlctld
        vtctl --version
        vttablet --version

    # Running a test with vtctl at version n and vttablet at version n-1
    - name: Run reparent tests (vtctl=N, vttablet=N-1)
      if: steps.changes.outputs.end_to_end == 'true'
      run: |
        rm -rf /tmp/vtdataroot
        mkdir -p /tmp/vtdataroot

        source build.env
        go run test.go -skip-build -keep-data=false -docker=false -print-log -follow -tag upgrade_downgrade_reparent