|
| 1 | +name: Release |
| 2 | + |
| 3 | +on: |
| 4 | + workflow_dispatch: |
| 5 | + inputs: |
| 6 | + tag: |
| 7 | + description: 'SemVer tag to release (e.g. v0.1.0)' |
| 8 | + required: true |
| 9 | + type: string |
| 10 | + default: 'v0.1.0' |
| 11 | + # Allows releases when workflow_dispatch is unavailable (e.g. narrow GitHub tokens): |
| 12 | + # create an annotated tag on main and push it — GoReleaser runs for that tag. |
| 13 | + push: |
| 14 | + tags: |
| 15 | + - 'v*.*.*' |
| 16 | + |
| 17 | +permissions: |
| 18 | + contents: read |
| 19 | + |
| 20 | +jobs: |
| 21 | + tag: |
| 22 | + name: Create tag |
| 23 | + if: github.event_name == 'workflow_dispatch' |
| 24 | + runs-on: ubuntu-latest |
| 25 | + permissions: |
| 26 | + contents: write |
| 27 | + outputs: |
| 28 | + tag: ${{ steps.tag.outputs.tag }} |
| 29 | + steps: |
| 30 | + - uses: actions/checkout@v4 |
| 31 | + with: |
| 32 | + fetch-depth: 0 |
| 33 | + |
| 34 | + - name: Require main branch |
| 35 | + run: | |
| 36 | + if [ "${GITHUB_REF}" != "refs/heads/main" ]; then |
| 37 | + echo "Release workflow must be run from main; got ${GITHUB_REF}." |
| 38 | + exit 1 |
| 39 | + fi |
| 40 | +
|
| 41 | + - name: Validate version format |
| 42 | + env: |
| 43 | + TAG: ${{ inputs.tag }} |
| 44 | + run: | |
| 45 | + if ! echo "$TAG" | grep -qE '^v(0|[1-9][0-9]*)\.(0|[1-9][0-9]*)\.(0|[1-9][0-9]*)$'; then |
| 46 | + echo "Invalid tag format: $TAG" |
| 47 | + echo "Expected: vMAJOR.MINOR.PATCH" |
| 48 | + exit 1 |
| 49 | + fi |
| 50 | +
|
| 51 | + - name: Ensure tag is reusable or create it |
| 52 | + id: tag |
| 53 | + env: |
| 54 | + TAG: ${{ inputs.tag }} |
| 55 | + run: | |
| 56 | + HEAD_SHA="$(git rev-parse HEAD)" |
| 57 | +
|
| 58 | + if git rev-parse -q --verify "refs/tags/$TAG" >/dev/null; then |
| 59 | + TAG_SHA="$(git rev-list -n1 "$TAG")" |
| 60 | + echo "Tag already exists locally: $TAG ($TAG_SHA)" |
| 61 | + exit 1 |
| 62 | + else |
| 63 | + REMOTE_SHA="$(git ls-remote --tags origin "refs/tags/$TAG" | awk '{print $1}' | head -n1)" |
| 64 | + if [ -n "$REMOTE_SHA" ]; then |
| 65 | + echo "Tag already exists on origin: $TAG ($REMOTE_SHA)" |
| 66 | + exit 1 |
| 67 | + else |
| 68 | + git config user.name "github-actions[bot]" |
| 69 | + git config user.email "github-actions[bot]@users.noreply.github.com" |
| 70 | + git tag -a "${TAG}" -m "Release ${TAG}" |
| 71 | + git push origin "refs/tags/${TAG}" |
| 72 | + fi |
| 73 | + fi |
| 74 | + echo "tag=${TAG}" >> $GITHUB_OUTPUT |
| 75 | +
|
| 76 | + goreleaser: |
| 77 | + name: GoReleaser |
| 78 | + needs: |
| 79 | + - tag |
| 80 | + # Run after workflow_dispatch tagging succeeds, or when a release tag was pushed |
| 81 | + # (the tag job is skipped on push; skipped needs require always() so this if is evaluated). |
| 82 | + # always() && !cancelled(): respect workflow cancellation. |
| 83 | + # Push path: only initial tag creation, not delete/force-push. |
| 84 | + if: | |
| 85 | + always() && !cancelled() && |
| 86 | + (github.event_name != 'push' || (github.event.created && !github.event.deleted && !github.event.forced)) && |
| 87 | + (needs.tag.result == 'success' || |
| 88 | + (github.event_name == 'push' && needs.tag.result == 'skipped')) |
| 89 | + runs-on: ubuntu-latest |
| 90 | + permissions: |
| 91 | + contents: write |
| 92 | + id-token: write |
| 93 | + steps: |
| 94 | + - uses: actions/checkout@v4 |
| 95 | + with: |
| 96 | + fetch-depth: 0 |
| 97 | + ref: >- |
| 98 | + ${{ |
| 99 | + github.event_name == 'workflow_dispatch' |
| 100 | + && needs.tag.outputs.tag |
| 101 | + || github.ref |
| 102 | + }} |
| 103 | +
|
| 104 | + - name: Validate pushed tag format |
| 105 | + if: github.event_name == 'push' |
| 106 | + env: |
| 107 | + TAG: ${{ github.ref_name }} |
| 108 | + run: | |
| 109 | + set -euo pipefail |
| 110 | + if ! echo "$TAG" | grep -qE '^v(0|[1-9][0-9]*)\.(0|[1-9][0-9]*)\.(0|[1-9][0-9]*)$'; then |
| 111 | + echo "Invalid tag format: $TAG" |
| 112 | + echo "Expected: vMAJOR.MINOR.PATCH" |
| 113 | + exit 1 |
| 114 | + fi |
| 115 | +
|
| 116 | + - name: Determine release tag |
| 117 | + id: release_meta |
| 118 | + env: |
| 119 | + EVENT_NAME: ${{ github.event_name }} |
| 120 | + TAG_WORKFLOW_DISPATCH: ${{ needs.tag.outputs.tag }} |
| 121 | + TAG_PUSH: ${{ github.ref_name }} |
| 122 | + run: | |
| 123 | + set -euo pipefail |
| 124 | + if [ "${EVENT_NAME}" = "workflow_dispatch" ]; then |
| 125 | + TAG="${TAG_WORKFLOW_DISPATCH}" |
| 126 | + else |
| 127 | + TAG="${TAG_PUSH}" |
| 128 | + fi |
| 129 | + echo "release_tag=$TAG" >> "$GITHUB_OUTPUT" |
| 130 | +
|
| 131 | + - name: Require pushed tag to target mainline |
| 132 | + if: github.event_name == 'push' |
| 133 | + run: | |
| 134 | + set -euo pipefail |
| 135 | + TAG_COMMIT="$(git rev-parse HEAD)" |
| 136 | + git fetch origin "refs/heads/main:refs/remotes/origin/main" |
| 137 | + if ! git merge-base --is-ancestor "$TAG_COMMIT" "origin/main"; then |
| 138 | + echo "Release tag must point to a commit reachable from origin/main (not a feature-branch-only SHA)." |
| 139 | + exit 1 |
| 140 | + fi |
| 141 | +
|
| 142 | + - uses: actions/setup-go@v5 |
| 143 | + with: |
| 144 | + go-version-file: go.mod |
| 145 | + cache: true |
| 146 | + |
| 147 | + - uses: goreleaser/goreleaser-action@v6 |
| 148 | + with: |
| 149 | + distribution: goreleaser |
| 150 | + version: "~> v2" |
| 151 | + args: release --clean --config .goreleaser.stable.yaml |
| 152 | + env: |
| 153 | + GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }} |
| 154 | + HOMEBREW_TAP_TOKEN: ${{ secrets.HOMEBREW_TAP_TOKEN }} |
| 155 | + |
| 156 | + - name: Verify Homebrew formula publish |
| 157 | + env: |
| 158 | + GH_TOKEN: ${{ secrets.GITHUB_TOKEN }} |
| 159 | + RELEASE_TAG: ${{ steps.release_meta.outputs.release_tag }} |
| 160 | + run: | |
| 161 | + set -euo pipefail |
| 162 | + RELEASE_VERSION="${RELEASE_TAG#v}" |
| 163 | + for attempt in $(seq 1 18); do |
| 164 | + FORMULA_B64="$(gh api repos/git-rain/homebrew-tap/contents/Formula/git-rain.rb --jq '.content' 2>/dev/null || true)" |
| 165 | + if [ -n "$FORMULA_B64" ]; then |
| 166 | + FORMULA_CONTENT="$(printf '%s' "$FORMULA_B64" | tr -d '\n' | base64 -d)" |
| 167 | + if printf '%s' "$FORMULA_CONTENT" | grep -q "version \"${RELEASE_VERSION}\"" && \ |
| 168 | + printf '%s' "$FORMULA_CONTENT" | grep -q "/download/${RELEASE_TAG}/"; then |
| 169 | + echo "Homebrew formula updated for ${RELEASE_TAG}." |
| 170 | + exit 0 |
| 171 | + fi |
| 172 | + fi |
| 173 | + echo "Homebrew formula not updated for ${RELEASE_TAG} yet (attempt ${attempt}/18)." |
| 174 | + sleep 10 |
| 175 | + done |
| 176 | + echo "Homebrew formula did not update for ${RELEASE_TAG}; failing release gate." |
| 177 | + exit 1 |
0 commit comments