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Dispatch PR triage #20
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| name: Dispatch PR triage | |
| on: | |
| schedule: | |
| - cron: "23 * * * *" | |
| workflow_dispatch: | |
| permissions: | |
| actions: write | |
| pull-requests: read | |
| concurrency: | |
| group: ${{ github.workflow }} | |
| jobs: | |
| dispatch: | |
| runs-on: ubuntu-latest | |
| env: | |
| # Runs started with workflow_dispatch skip gh-aw's daily AI credit | |
| # guardrail, so this caps how many triage runs start in any 24 hours. | |
| MAX_RUNS_PER_DAY: 20 | |
| MAX_ATTEMPTS_PER_PR: 2 | |
| steps: | |
| - name: Start triage for pull requests from external contributors | |
| env: | |
| GH_TOKEN: ${{ github.token }} | |
| GH_REPO: ${{ github.repository }} | |
| run: | | |
| set -euo pipefail | |
| since=$(date -u -d '7 days ago' +%Y-%m-%d) | |
| day_ago=$(date -u -d '24 hours ago' +%Y-%m-%dT%H:%M:%SZ) | |
| gh run list --workflow pr-triage.lock.yml --created ">=${since}" --limit 1000 \ | |
| --json displayTitle,status,conclusion,createdAt > runs.json | |
| started_today=$(jq --arg day_ago "$day_ago" '[.[] | select(.createdAt >= $day_ago)] | length' runs.json) | |
| budget=$((MAX_RUNS_PER_DAY - started_today)) | |
| # A pull request is ready for triage when it's opened, or when a draft is | |
| # marked ready for review. Both update it, so search by update time and | |
| # keep pull requests that became ready within the run history's window. | |
| # Only fork pull requests count: contributors without write access must | |
| # use forks, and members with private org membership can look external | |
| # to this token. | |
| # shellcheck disable=SC2016 | |
| gh api graphql --paginate \ | |
| -f q="repo:${GH_REPO} is:pr is:open draft:false updated:>=${since}" \ | |
| -f query=' | |
| query($q: String!, $endCursor: String) { | |
| search(query: $q, type: ISSUE, first: 100, after: $endCursor) { | |
| pageInfo { hasNextPage endCursor } | |
| nodes { | |
| ... on PullRequest { | |
| number | |
| createdAt | |
| isCrossRepository | |
| authorAssociation | |
| author { __typename } | |
| timelineItems(itemTypes: [READY_FOR_REVIEW_EVENT], last: 1) { | |
| nodes { ... on ReadyForReviewEvent { createdAt } } | |
| } | |
| } | |
| } | |
| } | |
| }' \ | |
| --jq '.data.search.nodes[] | |
| | select(.isCrossRepository) | |
| | select(.author.__typename != "Bot") | |
| | select(.authorAssociation | IN("OWNER", "MEMBER", "COLLABORATOR") | not) | |
| | {number, ready_at: ([.createdAt, .timelineItems.nodes[].createdAt] | max)}' \ | |
| > ready.json | |
| # Triage runs are named "PR Triage #<number>". Skip pull requests whose | |
| # triage since they became ready succeeded, is still queued or running, | |
| # or failed too often. | |
| jq -rs --slurpfile runs runs.json --arg since "$since" \ | |
| --argjson max_attempts "$MAX_ATTEMPTS_PER_PR" ' | |
| [$runs[0][] | {number: (.displayTitle | capture("#(?<n>[0-9]+)$").n | tonumber), status, conclusion, createdAt}] as $triages | |
| | map(select(.ready_at >= $since)) | sort_by(.ready_at)[] | |
| | . as $pr | |
| | [$triages[] | select(.number == $pr.number and .createdAt >= $pr.ready_at)] as $attempts | |
| | select(any($attempts[]; .status != "completed" or .conclusion == "success") | not) | |
| | select(($attempts | length) < $max_attempts) | |
| | .number' ready.json > candidates.txt | |
| started=0 | |
| while read -r number; do | |
| if [ "$budget" -le 0 ]; then | |
| echo "Reached the limit of ${MAX_RUNS_PER_DAY} triage runs per day." | |
| break | |
| fi | |
| gh workflow run pr-triage.lock.yml -f pr_number="$number" | |
| echo "Started triage for #${number}" | |
| started=$((started + 1)) | |
| budget=$((budget - 1)) | |
| done < candidates.txt | |
| # Let the new runs show up in "gh run list" before the next dispatch run. | |
| if [ "$started" -gt 0 ]; then | |
| sleep 15 | |
| fi |