name: backend

on:
  push:
    branches:
      - master
  pull_request:

# Cancel in progress workflows on pull_requests.
# https://docs.github.com/en/actions/using-jobs/using-concurrency#example-using-a-fallback-value
concurrency:
  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
  cancel-in-progress: true

# hack for https://github.com/actions/cache/issues/810#issuecomment-1222550359
env:
  SEGMENT_DOWNLOAD_TIMEOUT_MINS: 3

jobs:
  files-changed:
    name: detect what files changed
    runs-on: ubuntu-20.04
    timeout-minutes: 3
    # Map a step output to a job output
    outputs:
      api_docs: ${{ steps.changes.outputs.api_docs }}
      backend: ${{ steps.changes.outputs.backend_all }}
      backend_dependencies: ${{ steps.changes.outputs.backend_dependencies }}
      backend_any_type: ${{ steps.changes.outputs.backend_any_type }}
      migration_lockfile: ${{ steps.changes.outputs.migration_lockfile }}
      plugins: ${{ steps.changes.outputs.plugins }}
    steps:
      - uses: actions/checkout@93ea575cb5d8a053eaa0ac8fa3b40d7e05a33cc8  # v3.1.0

      - name: Check for backend file changes
        uses: getsentry/paths-filter@4512585405083f25c027a35db413c2b3b9006d50  # v2.11.1
        id: changes
        with:
          token: ${{ github.token }}
          filters: .github/file-filters.yml

  api-docs:
    if: needs.files-changed.outputs.api_docs == 'true'
    needs: files-changed
    name: api docs test
    runs-on: ubuntu-20.04
    steps:
      - uses: actions/checkout@93ea575cb5d8a053eaa0ac8fa3b40d7e05a33cc8  # v3.1.0

      - uses: getsentry/action-setup-volta@54775a59c41065f54ecc76d1dd5f2cdc7a1550cb  # v1.1.0

      - name: Setup sentry python env
        uses: ./.github/actions/setup-sentry
        id: setup
        with:
          snuba: true

      - name: Run API docs tests
        # install ts-node for ts build scripts to execute properly without potentially installing
        # conflicting deps when running scripts locally
        # see: https://github.com/getsentry/sentry/pull/32328/files
        run: |
          yarn add ts-node && make test-api-docs

  backend-test:
    if: needs.files-changed.outputs.backend == 'true'
    needs: files-changed
    name: backend test
    runs-on: ubuntu-20.04
    timeout-minutes: 40
    strategy:
      # This helps not having to run multiple jobs because one fails, thus, reducing resource usage
      # and reducing the risk that one of many runs would turn red again (read: intermittent tests)
      fail-fast: false
      matrix:
        # XXX: When updating this, make sure you also update MATRIX_INSTANCE_TOTAL.
        instance: [0, 1, 2, 3]
        pg-version: ['9.6']

    env:
      # XXX: MATRIX_INSTANCE_TOTAL must be hardcoded to the length of strategy.matrix.instance.
      MATRIX_INSTANCE_TOTAL: 4
      MIGRATIONS_TEST_MIGRATE: 1

    steps:
      - uses: actions/checkout@93ea575cb5d8a053eaa0ac8fa3b40d7e05a33cc8  # v3.1.0
        with:
          # Avoid codecov error message related to SHA resolution:
          # https://github.com/codecov/codecov-bash/blob/7100762afbc822b91806a6574658129fe0d23a7d/codecov#L891
          fetch-depth: '2'

      - name: Setup sentry env
        uses: ./.github/actions/setup-sentry
        id: setup
        with:
          snuba: true
          # Right now, we run so few bigtable related tests that the
          # overhead of running bigtable in all backend tests
          # is way smaller than the time it would take to run in its own job.
          bigtable: true
          pg-version: ${{ matrix.pg-version }}

      - name: Run backend test (${{ steps.setup.outputs.matrix-instance-number }} of ${{ steps.setup.outputs.matrix-instance-total }})
        run: |
          make test-python-ci

      - name: Handle artifacts
        uses: ./.github/actions/artifacts

  cli:
    if: needs.files-changed.outputs.backend == 'true'
    needs: files-changed
    name: cli test
    runs-on: ubuntu-20.04
    timeout-minutes: 10
    strategy:
      matrix:
        pg-version: ['9.6']
    steps:
      - uses: actions/checkout@93ea575cb5d8a053eaa0ac8fa3b40d7e05a33cc8  # v3.1.0

      - name: Setup sentry env
        uses: ./.github/actions/setup-sentry
        id: setup
        with:
          pg-version: ${{ matrix.pg-version }}

      - name: Run test
        run: |
          make test-cli

      - name: Handle artifacts
        uses: ./.github/actions/artifacts

  requirements:
    if: needs.files-changed.outputs.backend_dependencies == 'true'
    needs: files-changed
    name: requirements check
    runs-on: ubuntu-20.04
    timeout-minutes: 3
    steps:
      - uses: getsentry/action-github-app-token@97c9e23528286821f97fba885c1b1123284b29cc  # v2.0.0
        id: token
        continue-on-error: true
        with:
          app_id: ${{ secrets.SENTRY_INTERNAL_APP_ID }}
          private_key: ${{ secrets.SENTRY_INTERNAL_APP_PRIVATE_KEY }}
      - uses: actions/checkout@93ea575cb5d8a053eaa0ac8fa3b40d7e05a33cc8  # v3.1.0
      - uses: actions/setup-python@13ae5bb136fac2878aff31522b9efb785519f984  # v4.3.0
        with:
          python-version: 3.8.13
      - name: check requirements
        run: |
          python -m pip install -q --constraint requirements-dev-frozen.txt pip-tools
          python -S -m tools.freeze_requirements
          if ! git diff --exit-code; then
            echo $'\n\nrun `make freeze-requirements` locally to update requirements'
            exit 1
          fi
      - name: apply any requirements changes
        if: steps.token.outcome == 'success' && github.ref != 'refs/heads/master' && always()
        uses: getsentry/action-github-commit@1761f891f036c3efc813b2ba963b121120c1587a  # main
        with:
          github-token: ${{ steps.token.outputs.token }}
          message: ':snowflake: re-freeze requirements'

  lint:
    if: needs.files-changed.outputs.backend == 'true'
    needs: files-changed
    name: backend lint
    runs-on: ubuntu-20.04
    timeout-minutes: 10
    steps:
      - uses: getsentry/action-github-app-token@97c9e23528286821f97fba885c1b1123284b29cc  # v2.0.0
        id: token
        continue-on-error: true
        with:
          app_id: ${{ secrets.SENTRY_INTERNAL_APP_ID }}
          private_key: ${{ secrets.SENTRY_INTERNAL_APP_PRIVATE_KEY }}

      - uses: actions/checkout@93ea575cb5d8a053eaa0ac8fa3b40d7e05a33cc8  # v3.1.0

      - uses: getsentry/paths-filter@4512585405083f25c027a35db413c2b3b9006d50  # v2.11.1
        id: files
        with:
          # Enable listing of files matching each filter.
          # Paths to files will be available in `${FILTER_NAME}_files` output variable.
          # Paths will be escaped and space-delimited.
          # Output is usable as command line argument list in linux shell
          list-files: shell

          # It doesn't make sense to lint deleted files.
          # Therefore we specify we are only interested in added or modified files.
          filters: |
            all:
              - added|modified: '**/*.py'
              - added|modified: 'requirements-*.txt'

      - uses: actions/setup-python@13ae5bb136fac2878aff31522b9efb785519f984  # v4.3.0
        with:
          python-version: 3.8.13
          cache: pip
          cache-dependency-path: |
            requirements-dev.txt
            requirements-dev-frozen.txt

      - uses: actions/cache@9b0c1fce7a93df8e3bb8926b0d6e9d89e92f20a7  # v3.0.11
        with:
          path: ~/.cache/pre-commit
          key: cache-epoch-1|${{ env.pythonLocation }}|${{ hashFiles('.pre-commit-config.yaml') }}

      - name: Setup pre-commit
        # We don't use make setup-git because we're only interested in installing
        # requirements-dev.txt as a fast path.
        # We don't need pre-commit install --install-hooks since we're just interested
        # in running the hooks.
        run: |
          pip install -r requirements-dev.txt -c requirements-dev-frozen.txt
          pre-commit install-hooks

      - name: Run pre-commit on changed files
        run: |
          # Run pre-commit to lint and format check files that were changed (but not deleted) compared to master.
          # XXX: there is a very small chance that it'll expand to exceed Linux's limits
          #      `getconf ARG_MAX` - max # bytes of args + environ for exec()
          pre-commit run --files ${{ steps.files.outputs.all_files }}

      - name: Apply any pre-commit fixed files
        if: steps.token.outcome == 'success' && github.ref != 'refs/heads/master' && always()
        uses: getsentry/action-github-commit@1761f891f036c3efc813b2ba963b121120c1587a  # main
        with:
          github-token: ${{ steps.token.outputs.token }}

  migration:
    if: needs.files-changed.outputs.migration_lockfile == 'true'
    needs: files-changed
    name: check migration
    runs-on: ubuntu-20.04
    strategy:
      matrix:
        pg-version: ['9.6']

    steps:
      - name: Checkout sentry
        uses: actions/checkout@93ea575cb5d8a053eaa0ac8fa3b40d7e05a33cc8  # v3.1.0

      - name: Setup sentry env
        uses: ./.github/actions/setup-sentry
        id: setup
        with:
          pg-version: ${{ matrix.pg-version }}

      - name: Migration & lockfile checks
        env:
          SENTRY_LOG_LEVEL: ERROR
          PGPASSWORD: postgres
        run: |
          ./.github/workflows/scripts/migration-check.sh

  plugins:
    if: needs.files-changed.outputs.plugins == 'true'
    needs: files-changed
    name: plugins test
    runs-on: ubuntu-20.04
    timeout-minutes: 10
    steps:
      - uses: actions/checkout@93ea575cb5d8a053eaa0ac8fa3b40d7e05a33cc8  # v3.1.0

      - name: Setup sentry env
        uses: ./.github/actions/setup-sentry
        id: setup
        with:
          snuba: true

      - name: Run test
        run: |
          make test-plugins

  region-to-control:
    if: needs.files-changed.outputs.backend == 'true'
    needs: files-changed
    name: region-to-control test
    runs-on: ubuntu-20.04
    timeout-minutes: 20
    steps:
      - uses: actions/checkout@93ea575cb5d8a053eaa0ac8fa3b40d7e05a33cc8  # v3.1.0
        with:
          # Avoid codecov error message related to SHA resolution:
          # https://github.com/codecov/codecov-bash/blob/7100762afbc822b91806a6574658129fe0d23a7d/codecov#L891
          fetch-depth: '2'

      - name: Setup sentry env
        uses: ./.github/actions/setup-sentry
        id: setup
        with:
          kafka: true

      - name: Run test
        run: |
          make test-region-to-control-integration

      - name: Handle artifacts
        uses: ./.github/actions/artifacts

  relay:
    if: needs.files-changed.outputs.backend == 'true'
    needs: files-changed
    name: relay test
    runs-on: ubuntu-20.04
    timeout-minutes: 20
    steps:
      - uses: actions/checkout@93ea575cb5d8a053eaa0ac8fa3b40d7e05a33cc8  # v3.1.0
        with:
          # Avoid codecov error message related to SHA resolution:
          # https://github.com/codecov/codecov-bash/blob/7100762afbc822b91806a6574658129fe0d23a7d/codecov#L891
          fetch-depth: '2'

      - name: Setup sentry env
        uses: ./.github/actions/setup-sentry
        id: setup
        with:
          snuba: true
          kafka: true

      - name: Pull relay image
        run: |
          # pull relay we'll run and kill it for each test
          docker pull us.gcr.io/sentryio/relay:nightly
          docker ps -a

      - name: Run test
        run: |
          make test-relay-integration

      - name: Handle artifacts
        uses: ./.github/actions/artifacts

  snuba:
    if: needs.files-changed.outputs.backend == 'true'
    needs: files-changed
    name: snuba test
    runs-on: ubuntu-20.04
    timeout-minutes: 30
    strategy:
      # This helps not having to run multiple jobs because one fails, thus, reducing resource usage
      # and reducing the risk that one of many runs would turn red again (read: intermittent tests)
      fail-fast: false
      matrix:
        # XXX: When updating this, make sure you also update MATRIX_INSTANCE_TOTAL.
        instance: [0, 1]
    env:
      # XXX: MATRIX_INSTANCE_TOTAL must be hardcoded to the length of strategy.matrix.instance.
      MATRIX_INSTANCE_TOTAL: 2
      MIGRATIONS_TEST_MIGRATE: 1

    steps:
      - uses: actions/checkout@93ea575cb5d8a053eaa0ac8fa3b40d7e05a33cc8  # v3.1.0
        with:
          # Avoid codecov error message related to SHA resolution:
          # https://github.com/codecov/codecov-bash/blob/7100762afbc822b91806a6574658129fe0d23a7d/codecov#L891
          fetch-depth: '2'

      - name: Setup sentry env
        uses: ./.github/actions/setup-sentry
        id: setup
        with:
          snuba: true
          kafka: true

      - name: Run snuba test (${{ steps.setup.outputs.matrix-instance-number }} of ${{ steps.setup.outputs.matrix-instance-total }})
        run: |
          make test-snuba

      - name: Handle artifacts
        uses: ./.github/actions/artifacts

  symbolicator:
    if: needs.files-changed.outputs.backend == 'true'
    needs: files-changed
    name: symbolicator test
    runs-on: ubuntu-20.04
    timeout-minutes: 10
    steps:
      - uses: actions/checkout@93ea575cb5d8a053eaa0ac8fa3b40d7e05a33cc8  # v3.1.0
        with:
          # Avoid codecov error message related to SHA resolution:
          # https://github.com/codecov/codecov-bash/blob/7100762afbc822b91806a6574658129fe0d23a7d/codecov#L891
          fetch-depth: '2'

      - name: Setup sentry env
        uses: ./.github/actions/setup-sentry
        id: setup
        with:
          snuba: true
          kafka: true

      - name: Start symbolicator
        run: |
          echo $PWD
          docker run \
            -d \
            -v $PWD/config/symbolicator/:/etc/symbolicator \
            --network host \
            --name symbolicator \
            us.gcr.io/sentryio/symbolicator:nightly \
            run -c /etc/symbolicator/config.yml
          docker ps -a

      - name: Run test
        run: |
          make test-symbolicator

      - name: Handle artifacts
        uses: ./.github/actions/artifacts

  typing:
    if: needs.files-changed.outputs.backend == 'true'
    needs: files-changed
    name: backend typing
    runs-on: ubuntu-20.04
    timeout-minutes: 12
    steps:
      - uses: actions/checkout@93ea575cb5d8a053eaa0ac8fa3b40d7e05a33cc8  # v3.1.0

      - name: Setup Python
        uses: actions/setup-python@13ae5bb136fac2878aff31522b9efb785519f984  # v4.3.0
        with:
          python-version: 3.8.13
          cache: pip
          cache-dependency-path: requirements-dev-frozen.txt

      # We don't call setup-sentry, because we don't need devservices.
      - name: Setup backend typing
        run: pip install -r requirements-dev-frozen.txt

      - name: Run backend typing (${{ steps.setup.outputs.matrix-instance-number }} of ${{ strategy.job-total }})
        run: make backend-typing

  # This check runs once all dependant jobs have passed
  # It symbolizes that all required Backend checks have succesfully passed (Or skipped)
  # This check is the only required Github check
  backend-required-check:
    needs:
      [
        api-docs,
        backend-test,
        cli,
        lint,
        requirements,
        migration,
        plugins,
        relay,
        region-to-control,
        snuba,
        symbolicator,
        typing,
      ]
    name: Backend
    # This is necessary since a failed/skipped dependent job would cause this job to be skipped
    if: always()
    runs-on: ubuntu-20.04
    steps:
      # If any jobs we depend on fail, we will fail since this is a required check
      # NOTE: A timeout is considered a failure
      - name: Check for failures
        if: contains(needs.*.result, 'failure') || contains(needs.*.result, 'cancelled')
        run: |
          echo "One of the dependent jobs have failed. You may need to re-run it." && exit 1