KFLUXINFRA-4167: Create a staging ArgoCD instance for infra-deployments #215
Workflow file for this run
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| --- | |
| name: Assign PR Assignees | |
| on: | |
| pull_request_target: | |
| types: [opened, ready_for_review, synchronize, reopened] | |
| permissions: | |
| contents: read | |
| pull-requests: write # required to list PR files and to assign on PRs via the Issues API | |
| issues: write | |
| jobs: | |
| assign-assignees: | |
| runs-on: ubuntu-latest | |
| steps: | |
| - name: Checkout repository | |
| uses: actions/checkout@v6 | |
| - name: Assign internal-services assignees from CODEOWNERS | |
| uses: actions/github-script@v8 | |
| with: | |
| script: | | |
| const fs = require("fs"); | |
| const RELEASE_SERVICE_BOT = "release-service-bot"; | |
| const pr = context.payload.pull_request; | |
| if (!pr) { | |
| core.info("No pull request in event payload. Skipping."); | |
| return; | |
| } | |
| if (context.payload.action === "opened" && pr.draft) { | |
| core.info("Draft PR opened. Skipping assignment until ready_for_review."); | |
| return; | |
| } | |
| const changedFiles = await github.paginate( | |
| github.rest.pulls.listFiles, | |
| { | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| pull_number: pr.number, | |
| per_page: 100, | |
| } | |
| ); | |
| const isInternalServicesPR = changedFiles.some((file) => | |
| file.filename.startsWith("components/internal-services/") | |
| ); | |
| if (!isInternalServicesPR) { | |
| core.info("PR does not touch internal-services component. Skipping assignment."); | |
| return; | |
| } | |
| const codeownersPath = ".github/CODEOWNERS"; | |
| const codeowners = fs.readFileSync(codeownersPath, "utf8"); | |
| const internalServicesLine = codeowners | |
| .split("\n") | |
| .map((line) => line.trim()) | |
| .find((line) => line.startsWith("/components/internal-services/ ")); | |
| if (!internalServicesLine) { | |
| core.setFailed("Could not find /components/internal-services/ entry in .github/CODEOWNERS."); | |
| return; | |
| } | |
| const owners = internalServicesLine | |
| .split(/\s+/) | |
| .slice(1) | |
| .map((owner) => owner.replace(/^@/, "").trim()) | |
| .filter(Boolean); | |
| const excluded = new Set([ | |
| RELEASE_SERVICE_BOT, | |
| pr.user.login, | |
| ]); | |
| const existingAssignees = (pr.assignees || []).map((assignee) => assignee.login); | |
| for (const assignee of existingAssignees) { | |
| excluded.add(assignee); | |
| } | |
| const candidates = owners.filter((owner) => !excluded.has(owner)); | |
| const neededAssignees = Math.max(0, 2 - existingAssignees.length); | |
| if (neededAssignees === 0) { | |
| core.info("PR already has 2 or more assignees."); | |
| return; | |
| } | |
| if (candidates.length === 0) { | |
| core.info("No eligible internal-services CODEOWNERS assignees available."); | |
| return; | |
| } | |
| const collaboratorChecks = await Promise.all( | |
| candidates.map(async (candidate) => { | |
| try { | |
| await github.rest.repos.getCollaboratorPermissionLevel({ | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| username: candidate, | |
| }); | |
| return candidate; | |
| } catch (error) { | |
| if (error.status === 404) { | |
| core.info(`Skipping non-collaborator assignee candidate: ${candidate}`); | |
| return null; | |
| } | |
| throw error; | |
| } | |
| }) | |
| ); | |
| const collaboratorCandidates = collaboratorChecks.filter(Boolean); | |
| if (collaboratorCandidates.length === 0) { | |
| core.info("No collaborator candidates available for assignment."); | |
| return; | |
| } | |
| const shuffled = [...collaboratorCandidates].sort(() => Math.random() - 0.5); | |
| const selected = shuffled.slice(0, neededAssignees); | |
| if (selected.length === 0) { | |
| core.info("No assignees selected."); | |
| return; | |
| } | |
| try { | |
| await github.rest.issues.addAssignees({ | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| issue_number: pr.number, | |
| assignees: selected, | |
| }); | |
| } catch (error) { | |
| if (error.status === 422) { | |
| core.warning(`Unable to assign one or more assignees: ${error.message}`); | |
| return; | |
| } | |
| throw error; | |
| } | |
| core.info(`Assigned assignees: ${selected.join(", ")}`); |