Add prebuildDefaultBranchOnly setting – EXP-574
#4911
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| name: comment-ops | |
| on: | |
| issue_comment: | |
| types: [created] | |
| # This action *ALWAYS* runs on main. | |
| # Any changes done to it, will not have an effect, until said changes have landed on the main branch | |
| # This has a side effect that always `head_ref == main` and `head_sha == main_head_sha` | |
| # Therefore we can't find out easily which PR the comment that triggered the action belongs to | |
| jobs: | |
| configure: | |
| # We *MUST* always check the author_association, which tells us if the person is an owner of the repo, or member of the org (i.e. has permissions) | |
| # Otherwise they can execute arbitrary code if the triggered workflow (i.e. the build) is modified, as it's being run by the github-actions bot, and it always has permissions | |
| if: | | |
| (github.event.issue.author_association == 'OWNER' || github.event.issue.author_association == 'MEMBER') && | |
| (github.event.issue.pull_request && contains(github.event.comment.body, '/gh run')) && | |
| (contains(github.event.comment.body, 'recreate-vm')) | |
| runs-on: ubuntu-latest | |
| # Technically we don't need these here, as we don't reuse them between jobs, but it's good to have them in a single place | |
| outputs: | |
| branch: ${{ steps.comment-branch.outputs.head_ref }} | |
| run_url: ${{ fromJSON(steps.run_outputs.outputs.result).html_url }} | |
| run_id: ${{ fromJSON(steps.run_outputs.outputs.result).id }} | |
| recreate_vm: ${{ steps.configure.outputs.recreate_vm }} | |
| steps: | |
| # In order for us to find out from which PR the comment originates, we use the `xt0rted/pull-request-comment-branch@v1` action | |
| - uses: xt0rted/pull-request-comment-branch@v1 | |
| id: comment-branch | |
| # Set outputs we can reuse in the steps | |
| - name: Set outputs | |
| id: outputs | |
| run: | | |
| { | |
| echo "recreate_vm=${{ contains(github.event.comment.body, 'recreate-vm') }}" | |
| } >> $GITHUB_OUTPUT | |
| # Trigger the build workflow with the input we got from the comment | |
| # In the triggered job (build), we'll combine the information from the PR description, with the input we pass here | |
| # Also we use workflow_dispatch, instead of a workflow_call ( uses: ./build.yaml with: ...) | |
| # Because with the latter it's not possible to trigger a dynamic one (i.e. based on a branch) - the name has to be hardcoded | |
| - name: Trigger Workflow | |
| uses: actions/github-script@v6 | |
| with: | |
| script: | | |
| await github.rest.actions.createWorkflowDispatch({ | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| workflow_id: 'build.yml', | |
| ref: '${{ steps.comment-branch.outputs.head_ref }}', | |
| inputs: { | |
| "recreate_vm": '${{ steps.outputs.outputs.recreate_vm }}' | |
| } | |
| }) | |
| # Getting the ID of the workflow we triggered above is a bit tricky, as it's async :( | |
| # There is a trick we can do - add an input with a unique id, get the list of worklow runs, and check for that input in them until we can find it | |
| # But it's an overkill for now | |
| # Instead, we wait a little, and grab the last job that was triggered by a `workflow_dispatch` event, AND is not completed, and we hope for the best 🤞 | |
| - name: Get run URL | |
| uses: actions/github-script@v6 | |
| id: run_outputs | |
| with: | |
| github-token: ${{ github.token }} | |
| script: | | |
| await new Promise(r => setTimeout(r, 5000)); | |
| let result = await github.rest.actions.listWorkflowRuns({ | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| workflow_id: 'build.yml', | |
| branch: '${{ steps.comment-branch.outputs.head_ref }}', | |
| event: 'workflow_dispatch', | |
| per_page: 10 | |
| }); | |
| var url = result.data.workflow_runs | |
| .filter(function (e) { | |
| return e.status != 'completed' && e.status != 'skipped' | |
| }); | |
| return url[0]; | |
| # Comment with a link to the job that got triggered | |
| - name: Update comment with workflow run | |
| uses: actions/github-script@v6 | |
| with: | |
| github-token: ${{ github.token }} | |
| script: | | |
| let commentBody = '${{ github.event.comment.body }}' | |
| commentBody += `\n\n#### Comment triggered a workflow run | |
| Started workflow run: [${{ fromJSON(steps.run_outputs.outputs.result).id }}](${{ fromJSON(steps.run_outputs.outputs.result).html_url }}) | |
| * \`recreate_vm: ${{ steps.outputs.outputs.recreate_vm }}\`` | |
| github.rest.issues.updateComment({ | |
| issue_number: ${{ github.event.issue.number }}, | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| comment_id: ${{ github.event.comment.id }}, | |
| body: commentBody | |
| }) | |
| # Comment if this job failed, so there's some feedback | |
| comment-fail: | |
| if: (always() && contains(needs.*.result, 'failure')) | |
| needs: [ configure ] | |
| runs-on: ubuntu-latest | |
| steps: | |
| - uses: actions/github-script@v6 | |
| with: | |
| github-token: ${{ github.token }} | |
| script: | | |
| let commentBody = '${{ github.event.comment.body }}' | |
| commentBody += "\n\n Chat ops job failed. See [${{ github.run_id }}](https://github.com/${{ github.repository }}/actions/runs/${{ github.run_id }}) for details" | |
| github.rest.issues.updateComment({ | |
| issue_number: ${{ github.event.issue.number }}, | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| comment_id: ${{ github.event.comment.id }}, | |
| body: commentBody | |
| }) |