e2e.generic.tag.main.goreleaser-assets-multi-subjects.slsa3.yml

on:
  schedule:
    - cron: "0 2 * * *"
  workflow_dispatch:
  push:
    tags:
      - "v[0-9]+.[0-9]+.[0-9]+" # # triggers only if push new tag version, like `v0.8.4` or else

permissions: read-all

concurrency: "e2e.generic.tag.main.goreleaser-assets-multi-subjects.slsa3"

env:
  GH_TOKEN: ${{ secrets.E2E_GENERIC_TOKEN }}
  ISSUE_REPOSITORY: slsa-framework/slsa-github-generator
  DEFAULT_VERSION: v38.0.0

jobs:
  release:
    runs-on: ubuntu-latest
    if: github.event_name == 'schedule' || github.event_name == 'workflow_dispatch'
    permissions:
      contents: write
    steps:
      - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
      - id: create
        run: ./.github/workflows/scripts/e2e-create-release.sh

  shim:
    runs-on: ubuntu-latest
    if: github.event_name == 'push' && github.ref_type == 'tag'
    outputs:
      continue: ${{ steps.verify.outputs.continue }}
    steps:
      - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
      - id: verify
        run: ./.github/workflows/scripts/e2e-verify-release.sh

  build:
    runs-on: ubuntu-latest
    permissions:
      contents: write # For uploading assets to release
    needs: [shim]
    if: needs.shim.outputs.continue == 'yes' && github.event_name == 'push' && github.ref_type == 'tag'
    outputs:
      hashes: ${{ steps.hash.outputs.hashes }}
    steps:
      - name: Checkout code
        uses: actions/checkout@v4
      - name: Generate version flags
        id: args
        run: |
          set -euo pipefail

          THIS_FILE=$(gh api -H "Accept: application/vnd.github.v3+json" "/repos/$GITHUB_REPOSITORY/actions/runs/$GITHUB_RUN_ID" | jq -r '.path' | cut -d '/' -f3)
          BRANCH=$(echo "$THIS_FILE" | cut -d '.' -f4)
          SOURCE_DATE_EPOCH=$(git log --date=iso8601-strict -1 --pretty=%ct)
          GIT_TREESTATE=$(if git diff --quiet; then echo "clean"; else echo "dirty"; fi)

          echo "version_flags=-X main.gitVersion=v1.2.3 -X main.gitCommit=abcdef -X main.gitBranch=${BRANCH} -X main.gitTreeState=${GIT_TREESTATE} -X main.buildDate=${SOURCE_DATE_EPOCH} -w" >> "${GITHUB_OUTPUT}"

      - name: Run GoReleaser
        id: run-goreleaser
        uses: goreleaser/goreleaser-action@7ec5c2b0c6cdda6e8bbb49444bc797dd33d74dd8 # v5.0.0
        with:
          version: latest
          args: release --clean
          workdir: ./e2e/goreleaser
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          VERSION_LDFLAGS: ${{ steps.args.outputs.version_flags }}

      - name: Generate subject
        id: hash
        env:
          ARTIFACTS: "${{ steps.run-goreleaser.outputs.artifacts }}"
        working-directory: ./e2e/goreleaser
        run: |
          set -euo pipefail

          checksum_file=$(echo "$ARTIFACTS" | jq -r '.[] | select (.type=="Checksum") | .path')
          echo "hashes=$(base64 -w0 <"$checksum_file")" >> "${GITHUB_OUTPUT}"

  provenance:
    needs: [shim, build]
    if: needs.shim.outputs.continue == 'yes' && github.event_name == 'push' && github.ref_type == 'tag'
    permissions:
      id-token: write # For signing.
      contents: write # For asset uploads.
      actions: read # For the entrypoint.
    uses: slsa-framework/slsa-github-generator/.github/workflows/generator_generic_slsa3.yml@main
    with:
      base64-subjects: "${{ needs.build.outputs.hashes }}"
      compile-generator: true
      upload-assets: true

  verify:
    runs-on: ubuntu-latest
    needs: [shim, build, provenance]
    if: needs.shim.outputs.continue == 'yes' && github.event_name == 'push' && github.ref_type == 'tag'
    steps:
      - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
      - name: Download assets
        run: gh -R "$GITHUB_REPOSITORY" release download "$GITHUB_REF_NAME"
      - uses: actions/setup-go@0c52d547c9bc32b1aa3301fd7a9cb496313a4491 # v5.0.0
        with:
          go-version: "1.21"
      - env:
          CHECKSUMS_B64: ${{ needs.build.outputs.hashes }}
          PROVENANCE: ${{ needs.provenance.outputs.provenance-name }}
        run: |
          set -euo pipefail
          checksums=$(echo "${CHECKSUMS_B64}" | base64 -d)
          while read -r line; do
              fn=$(echo "$line" | awk '{ print $2 }')
              echo "Verifying $fn"
              BINARY="$fn" ./.github/workflows/scripts/e2e.generic.default.verify.sh
          done <<<"$checksums"

  if-succeeded:
    runs-on: ubuntu-latest
    needs: [shim, build, provenance, verify]
    if: needs.shim.outputs.continue == 'yes' && github.event_name == 'push' && github.ref_type == 'tag' && needs.build.result == 'success' && needs.provenance.result == 'success' && needs.verify.result == 'success'
    steps:
      - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
      - run: ./.github/workflows/scripts/e2e-report-success.sh

  if-failed:
    runs-on: ubuntu-latest
    needs: [shim, build, provenance, verify]
    if: always() && needs.shim.outputs.continue == 'yes' && github.event_name == 'push' && github.ref_type == 'tag' && (needs.build.result == 'failure' || needs.provenance.result == 'failure' || needs.verify.result == 'failure')
    steps:
      - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
      - run: ./.github/workflows/scripts/e2e-report-failure.sh