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| 1 | +# Copyright 2026 Google LLC |
| 2 | +# |
| 3 | +# Licensed under the Apache License, Version 2.0 (the "License"); |
| 4 | +# you may not use this file except in compliance with the License. |
| 5 | +# You may obtain a copy of the License at |
| 6 | +# |
| 7 | +# http://www.apache.org/licenses/LICENSE-2.0 |
| 8 | +# |
| 9 | +# Unless required by applicable law or agreed to in writing, software |
| 10 | +# distributed under the License is distributed on an "AS IS" BASIS, |
| 11 | +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 12 | +# See the License for the specific language governing permissions and |
| 13 | +# limitations under the License. |
| 14 | + |
| 15 | +name: Update librarian googleapis commitish |
| 16 | +on: |
| 17 | + schedule: |
| 18 | + - cron: '0 3 * * *' # Run once a day at 3:00 AM UTC |
| 19 | + workflow_dispatch: # Allow manual trigger |
| 20 | + pull_request: # Run in dry-run mode to test changes to this workflow itself |
| 21 | + paths: |
| 22 | + - '.github/workflows/update_librarian_googleapis.yaml' |
| 23 | +jobs: |
| 24 | + update-librarian-googleapis: |
| 25 | + runs-on: ubuntu-24.04 |
| 26 | + defaults: |
| 27 | + run: |
| 28 | + working-directory: google-cloud-java |
| 29 | + steps: |
| 30 | + - name: Checkout google-cloud-java |
| 31 | + uses: actions/checkout@v6 |
| 32 | + with: |
| 33 | + repository: googleapis/google-cloud-java |
| 34 | + path: google-cloud-java |
| 35 | + fetch-depth: 0 |
| 36 | + - name: Check for Open PR |
| 37 | + env: |
| 38 | + GH_TOKEN: ${{ secrets.GITHUB_TOKEN }} |
| 39 | + run: | |
| 40 | + set -x |
| 41 | + current_branch="update-librarian-googleapis-main" |
| 42 | + |
| 43 | + if [ "${{ github.event_name }}" = "pull_request" ]; then |
| 44 | + echo "PR Test: Skipping open PR check." |
| 45 | + else |
| 46 | + # Try to find an open pull request associated with the branch |
| 47 | + pr_num=$(gh pr list -s open -H "${current_branch}" -q . --json number | jq ".[] | .number") |
| 48 | + |
| 49 | + if [ -n "${pr_num}" ]; then |
| 50 | + echo "Error: An open Pull Request already exists for this update: PR #${pr_num}." |
| 51 | + echo "Please merge or close the existing PR before running this workflow again." |
| 52 | + exit 1 # Fails this step and the workflow |
| 53 | + fi |
| 54 | + fi |
| 55 | + - name: Set up Go |
| 56 | + uses: actions/setup-go@v5 |
| 57 | + with: |
| 58 | + go-version: '>=1.20.2' |
| 59 | + - name: Run librarian update |
| 60 | + run: | |
| 61 | + version=$(go run github.com/googleapis/librarian/cmd/librarian@latest config get version) |
| 62 | + go run "github.com/googleapis/librarian/cmd/librarian@${version}" update sources.googleapis |
| 63 | + - name: Get latest commit |
| 64 | + id: commit |
| 65 | + run: | |
| 66 | + version=$(go run github.com/googleapis/librarian/cmd/librarian@latest config get version) |
| 67 | + new_commit=$(go run "github.com/googleapis/librarian/cmd/librarian@${version}" config get sources.googleapis.commit) |
| 68 | + echo "new_commit=${new_commit}" >> $GITHUB_OUTPUT |
| 69 | + echo "short_commit=${new_commit:0:7}" >> $GITHUB_OUTPUT |
| 70 | + - name: Detect Changes |
| 71 | + id: detect |
| 72 | + run: | |
| 73 | + git add librarian.yaml |
| 74 | + changed_files=$(git diff --cached --name-only) |
| 75 | + if [[ "${changed_files}" == "" ]]; then |
| 76 | + echo "has_changes=false" >> $GITHUB_OUTPUT |
| 77 | + echo "No changes in librarian.yaml" |
| 78 | + else |
| 79 | + echo "has_changes=true" >> $GITHUB_OUTPUT |
| 80 | + fi |
| 81 | + - name: Commit and Create PR |
| 82 | + if: steps.detect.outputs.has_changes == 'true' |
| 83 | + env: |
| 84 | + GH_TOKEN: ${{ secrets.CLOUD_JAVA_BOT_GITHUB_TOKEN }} |
| 85 | + PR_TITLE: "chore: update googleapis commitish to ${{ steps.commit.outputs.short_commit }}" |
| 86 | + PR_BODY: "Updated googleapis commitish in librarian.yaml to https://github.com/googleapis/googleapis/commit/${{ steps.commit.outputs.new_commit }}" |
| 87 | + run: | |
| 88 | + set -x |
| 89 | + |
| 90 | + if [ "${{ github.event_name }}" = "pull_request" ]; then |
| 91 | + echo "=== PR Test: DRY RUN MODE ACTIVE ===" |
| 92 | + echo "Would have checked out branch: update-librarian-googleapis-main" |
| 93 | + echo "Would have committed with title: $PR_TITLE" |
| 94 | + echo "Would have pushed branch and created PR." |
| 95 | + exit 0 |
| 96 | + fi |
| 97 | + |
| 98 | + [ -z "$(git config user.email)" ] && git config --global user.email "cloud-java-bot@google.com" |
| 99 | + [ -z "$(git config user.name)" ] && git config --global user.name "cloud-java-bot" |
| 100 | + |
| 101 | + base_branch="main" |
| 102 | + current_branch="update-librarian-googleapis-${base_branch}" |
| 103 | + |
| 104 | + # Create and switch to the branch (force checkout -B to discard any local state on this branch name if it existed) |
| 105 | + git checkout -B "${current_branch}" |
| 106 | + |
| 107 | + # Commit the changes (they are already staged by the Detect Changes step!) |
| 108 | + git commit -m "${PR_TITLE}" |
| 109 | + |
| 110 | + # Push to remote (force push to overwrite any stale branch on remote) |
| 111 | + git remote add remote_repo https://cloud-java-bot:"${GH_TOKEN}@github.com/${{ github.repository }}.git" || git remote set-url remote_repo https://cloud-java-bot:"${GH_TOKEN}@github.com/${{ github.repository }}.git" |
| 112 | + git fetch -q remote_repo |
| 113 | + git push -f remote_repo "${current_branch}" |
| 114 | + |
| 115 | + # Create the PR |
| 116 | + gh pr create --title "${PR_TITLE}" --head "${current_branch}" --body "${PR_BODY}" --base "${base_branch}" |
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