sourcegraph/.github/workflows/sg-binary-release.yml

name: sg-binary-release

on:
  push:
    branches:
      - main
    paths:
      # Core sg code
      - 'dev/sg/**'
      - '.github/workflows/sg-binary-release.yml'
      # Core sg dependencies
      - 'lib/output/**'
      - 'lib/errors/**'
      - 'lib/group/**'
      # Important things sg imports
      - 'dev/ci/images/**'               # sg ops
      - 'internal/database/migration/**' # sg migration
      - 'monitoring/**'                  # sg monitoring
      - 'dev/managedservicesplatform/**' # sg msp
  # manual release
  workflow_dispatch: {}

env:
  GOFLAGS: -trimpath
  CGO_ENABLED: '1'

jobs:
  touch_sg:
    if: github.repository == 'sourcegraph/sourcegraph'
    name: Touch sourcegraph/sg
    runs-on: ubuntu-latest
    steps:
      - name: checkout-sourcegraph-sg
        uses: actions/checkout@v3
        with:
          repository: sourcegraph/sg
          token: ${{ secrets.SG_RELEASE_TOKEN }}
      - name: touch-sourcegraph-sg
        run: |
          today=$(date +'%Y-%m-%d-%H-%M')
          sed -i 's/Latest release: .*/Latest release: '"$today"'/' README.md
          git config user.name github-actions
          git config user.email github-actions@github.com
          git add README.md
          git commit -m "Update to latest release"
          git push          

  create_release:
    name: create-github-release
    needs: touch_sg
    runs-on: ubuntu-latest
    outputs:
      release_name: ${{ steps.release.outputs.release_name }}
    steps:
      - name: create-github-release
        id: release
        run: |
          today=$(date +'%Y-%m-%d-%H-%M')
          short_sha=$(echo ${{ github.sha }} | cut -c1-8)

          # ATTENTION: release_name is a duplicate from the last step in this
          # file, because I can't get workflow outputs to work. If you change
          # one, make sure you change the other.
          release_name="${today}-${short_sha}"

          echo "### sg snapshot release" >> /tmp/release-notes.md
          echo "" >> /tmp/release-notes.md
          echo "Commit: https://github.com/sourcegraph/sourcegraph/commit/${{github.sha}}" >> /tmp/release-notes.md

          gh release delete -R="${repo}" ${release_name} || true
          gh release create -R="${repo}" ${release_name} --notes-file /tmp/release-notes.md

          echo "::set-output name=release_name::${release_name}"          
        env:
          repo: sourcegraph/sg
          GITHUB_TOKEN: ${{ secrets.SG_RELEASE_TOKEN }}

  build:
    name: build
    needs: [create_release]
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: false
      matrix:
        os:
          - ubuntu-latest
          - macos-latest
        arch:
          - amd64
          - arm64
        exclude:
          # Compiling for arm64 on Linux requires more work
          - os: ubuntu-latest
            arch: arm64

    steps:
      - name: Checkout
        uses: actions/checkout@v2

      - name: Install Go
        uses: actions/setup-go@v4
        with: { go-version: '1.22' }

      - name: Build and upload macOS
        if: startsWith(matrix.os, 'macos-') == true
        run: |
          cd dev/sg
          GOARCH=${{ matrix.arch }} go build -o "sg_$(go env GOOS)_${{ matrix.arch }}" -trimpath \
            -ldflags "-s -w -X main.BuildCommit=$(git rev-list -1 HEAD .) -X main.ReleaseName=${{ needs.create_release.outputs.release_name }}" .          

      - name: Build and upload Linux
        if: startsWith(matrix.os, 'ubuntu-') == true
        run: |
          cd dev/sg
          GOARCH=${{ matrix.arch }} go build -o "sg_$(go env GOOS)_${{ matrix.arch }}" -trimpath \
            -ldflags "-s -w -X main.BuildCommit=$(git rev-list -1 HEAD .) -X main.ReleaseName=${{ needs.create_release.outputs.release_name }}" .

          # On certain CI agents, the glibc might not be the right one, so we build a static variant
          CGO_ENABLED=0 GOARCH=${{ matrix.arch }} go build -o "sg_$(go env GOOS)_${{ matrix.arch }}_static" -trimpath \
            -ldflags "-s -w -X main.BuildCommit=$(git rev-list -1 HEAD .) -X main.ReleaseName=${{ needs.create_release.outputs.release_name }}" .          

      - name: Upload release asset
        run: |
          cd dev/sg
          release_name="${{ needs.create_release.outputs.release_name }}"
          gh release upload -R="${repo}" ${release_name} "sg_$(go env GOOS)_${{ matrix.arch }}"          
        env:
          repo: sourcegraph/sg
          GITHUB_TOKEN: ${{ secrets.SG_RELEASE_TOKEN }}

      - name: Upload release asset (linux-amd64-static)
        if: startswith(matrix.os, 'ubuntu-') == true
        run: |
          cd dev/sg
          release_name="${{ needs.create_release.outputs.release_name }}"
          gh release upload -R="${repo}" ${release_name} "sg_$(go env GOOS)_${{ matrix.arch }}_static"          
        env:
          repo: sourcegraph/sg
          GITHUB_TOKEN: ${{ secrets.SG_RELEASE_TOKEN }}

  report_failure:
    needs: build
    if: ${{ failure() }}
    uses: sourcegraph/sourcegraph/.github/workflows/report-job-failure.yml@main
    secrets: inherit