on:
  workflow_call:
    inputs:
      go-arch:
        description: The execution architecture (arm, amd64, etc.)
        required: true
        type: string
      extra-tags:
        description: A comma-separated list of additional build tags.
        required: false
        type: string
      runs-on:
        description: An expression indicating which kind of runners to use.
        required: false
        type: string
        default: ubuntu-latest
      enterprise:
        description: A flag indicating if this workflow is executing for the enterprise repository.
        required: true
        type: string
      go-tags:
        description: The go tags to include on the go test command.
        required: false
        type: string

env:
  total-runners: 16

jobs:
  test-generate-test-package-list:
    runs-on: ${{ fromJSON(inputs.runs-on) }}
    name: Verify Test Package Distribution
    steps:
    - uses: actions/checkout@ac593985615ec2ede58e132d2e21d2b1cbd6127c
    - id: test
      working-directory: .github/scripts
      run: |
        ENTERPRISE=${{ inputs.enterprise }} ./test-generate-test-package-lists.sh
  runner-indexes:
    runs-on: ${{ fromJSON(inputs.runs-on) }}
    name: Generate runner indexes
    #
    # This job generates a JSON Array of integers ranging from 1 to 16.
    # That array is used in the matrix section of the test-go job below.
    #
    outputs:
      runner-indexes: ${{ steps.generate-index-list.outputs.indexes }}
    steps:
    - id: generate-index-list
      run: |
        INDEX_LIST=$(seq 1 ${{ env.total-runners }})
        INDEX_JSON=$(jq --null-input --compact-output '. |= [inputs]' <<< ${INDEX_LIST})
        echo "indexes=${INDEX_JSON}" >> ${GITHUB_OUTPUT}
  test-go:
    permissions:
      id-token: write  # Note: this permission is explicitly required for Vault auth
      contents: read
    name: ${{ inputs.packages }}
    needs:
    - runner-indexes
    # Use GitHub runners on the OSS Vault repo and self-hosted runners otherwise.
    runs-on: ${{ fromJSON(inputs.runs-on) }}
    strategy:
      fail-fast: false
      matrix:
        #
        # Initialize the runner-index key with the JSON array of integers
        # generated above.
        #
        runner-index: ${{ fromJSON(needs.runner-indexes.outputs.runner-indexes) }}
    env:
      GOPRIVATE: github.com/hashicorp/*
      TIMEOUT_IN_MINUTES: 60
    steps:
      - id: setup-git
        name: Setup Git configuration
        run: |
          git config --global url."https://${{ secrets.ELEVATED_GITHUB_TOKEN }}@github.com".insteadOf https://github.com
      - uses: actions/checkout@ac593985615ec2ede58e132d2e21d2b1cbd6127c
      - uses: actions/setup-go@d0a58c1c4d2b25278816e339b944508c875f3613
        with:
          go-version-file: ./.go-version
          cache: true
      - name: Authenticate to Vault
        id: vault-auth
        if: github.repository == 'hashicorp/vault-enterprise'
        run: vault-auth
      - name: Fetch Secrets
        id: secrets
        if: github.repository == 'hashicorp/vault-enterprise'
        uses: hashicorp/vault-action@130d1f5f4fe645bb6c83e4225c04d64cfb62de6e
        with:
          url: ${{ steps.vault-auth.outputs.addr }}
          caCertificate: ${{ steps.vault-auth.outputs.ca_certificate }}
          token: ${{ steps.vault-auth.outputs.token }}
          secrets: |
            kv/data/github/${{ github.repository }}/license license_1 | VAULT_LICENSE_CI;
            kv/data/github/${{ github.repository }}/license license_2 | VAULT_LICENSE_2;
            kv/data/github/${{ github.repository }}/hcp-link HCP_API_ADDRESS;
            kv/data/github/${{ github.repository }}/hcp-link HCP_AUTH_URL;
            kv/data/github/${{ github.repository }}/hcp-link HCP_CLIENT_ID;
            kv/data/github/${{ github.repository }}/hcp-link HCP_CLIENT_SECRET;
            kv/data/github/${{ github.repository }}/hcp-link HCP_RESOURCE_ID;
      - id: run-go-tests
        name: Run Go tests
        timeout-minutes: ${{ fromJSON(env.TIMEOUT_IN_MINUTES) }}
        run: |
          set -exo pipefail

          #
          # This script creates a Bash array with 16 elements each
          # containing a space delimited list of package names. The
          # array element corresponding to this instance's
          # matrix.runner-index value.
          #
          ENTERPRISE=${{ inputs.enterprise }} source .github/scripts/generate-test-package-lists.sh

          # Build the dynamically generated source files.
          make prep

          mkdir -p test-results/go-test

          # We don't want VAULT_LICENSE set when running Go tests, because that's
          # not what developers have in their environments and it could break some
          # tests; it would be like setting VAULT_TOKEN.  However some non-Go
          # CI commands, like the UI tests, shouldn't have to worry about licensing.
          # So we provide the tests which want an externally supplied license with licenses 
          # via the VAULT_LICENSE_CI and VAULT_LICENSE_2 environment variables, and here we unset it.
          VAULT_LICENSE=

          # Assign test licenses to relevant variables if they aren't already
          if [[ ${{ github.repository }} == 'hashicorp/vault' ]]; then
            export VAULT_LICENSE_CI=${{ secrets.ci_license }}
            export VAULT_LICENSE_2=${{ secrets.ci_license_2 }}
            export HCP_API_ADDRESS=${{ secrets.HCP_API_ADDRESS }}
            export HCP_AUTH_URL=${{ secrets.HCP_AUTH_URL }}
            export HCP_CLIENT_ID=${{ secrets.HCP_CLIENT_ID }}
            export HCP_CLIENT_SECRET=${{ secrets.HCP_CLIENT_SECRET }}
            export HCP_RESOURCE_ID=${{ secrets.HCP_RESOURCE_ID }}
            # Temporarily removing this variable to cause HCP Link tests
            # to be skipped.
            #export HCP_SCADA_ADDRESS=${{ secrets.HCP_SCADA_ADDRESS }}
          fi

          GOARCH=${{ inputs.go-arch }} \
            go run gotest.tools/gotestsum --format=short-verbose \
              --junitfile test-results/go-test/results.xml \
              --jsonfile test-results/go-test/results.json \
              -- \
              -tags "${{ inputs.go-tags }} ${{ inputs.extra-tags }}" \
              -timeout=${{ env.TIMEOUT_IN_MINUTES }}m \
              -parallel=20 \
                \
              ${test_packages[${{ matrix.runner-index }}]}
      - name: Archive test results
        uses: actions/upload-artifact@0b7f8abb1508181956e8e162db84b466c27e18ce
        with:
          name: test-results-${{ matrix.runner-index }}
          path: test-results/
      - name: Create a summary of tests
        uses: test-summary/action@62bc5c68de2a6a0d02039763b8c754569df99e3f
        with:
          paths: "test-results/go-test/results.xml"
          show: "fail"
        if: always()