Actions

#!/usr/bin/env bash
set -euo pipefail

# ─── Configuration ──────────────────────────────────────────────────────
# PR authors whose failed workflows should be rerun.
# Use GitHub username. For GitHub Apps, use "app/name" format.
AUTHORS=(
  "lucabello"
  "observability-noctua-bot"
  "app/renovate"
)
# ────────────────────────────────────────────────────────────────────────

reran=0

for author in "${AUTHORS[@]}"; do
  # Only fetch PRs that already have failing checks
  echo "── Searching PRs for author: ${author} ──"

  while IFS=$'\t' read -r repo pr_num; do
    [[ -z "$pr_num" ]] && continue

    # Get branch and head SHA from the PR details
    pr_info=$(gh pr view "$pr_num" -R "$repo" --json headRefName,headRefOid \
      --jq '[.headRefName, .headRefOid] | @tsv' 2>/dev/null < /dev/null) || continue
    IFS=$'\t' read -r branch head_sha <<< "$pr_info"
    [[ -z "$branch" ]] && continue

    # Rerun failed workflow runs on this PR's head commit (skip if already rerunning)
    while IFS=$'\t' read -r run_id workflow_name; do
      [[ -z "$run_id" ]] && continue

      # Skip if this workflow already has an in_progress run on the same branch
      in_progress=$(gh run list -R "$repo" --branch "$branch" --status in_progress \
        --workflow "$workflow_name" --limit 1 \
        --json databaseId --jq 'length' \
        2>/dev/null < /dev/null) || in_progress="0"
      if [[ "$in_progress" != "0" ]]; then
        echo "PR ${repo}#${pr_num} (${author}): skipping run ${run_id} — workflow '${workflow_name}' already in progress"
        continue
      fi

      echo "PR ${repo}#${pr_num} (${author}): rerunning failed jobs in run ${run_id}"
      gh run rerun "$run_id" -R "$repo" --failed < /dev/null 2>&1 || echo "  skipped (cannot rerun)"
      (( reran++ )) || true
    done < <(gh run list -R "$repo" --branch "$branch" --status failure \
      --json databaseId,headSha,workflowName \
      --jq ".[] | select(.headSha == \"${head_sha}\") | [(.databaseId | tostring), .workflowName] | @tsv" \
      2>/dev/null < /dev/null || true)

  done < <(gh search prs --author "$author" --state open --checks failure --limit 100 \
    --json repository,number \
    --jq '.[] | [.repository.nameWithOwner, (.number | tostring)] | @tsv' \
    2>/dev/null || true)
done

echo "Reran ${reran} failed workflow(s). Done."

pwd