lock-threads.yaml

# Copyright (c) 2026, NVIDIA CORPORATION & AFFILIATES.  All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
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name: Lock Stale Threads

on:
  schedule:
    - cron: '0 6 * * *'  # daily at 06:00 UTC
  workflow_dispatch: {}

permissions:
  contents: read

concurrency:
  group: ${{ github.workflow }}

jobs:

  lock:
    name: Lock Closed Threads
    if: github.repository == 'nvidia/aicr'
    runs-on: ubuntu-latest
    permissions:
      issues: write
      pull-requests: write
    timeout-minutes: 10
    steps:
      - name: Lock Stale Issues and PRs
        uses: actions/github-script@3a2844b7e9c422d3c10d287c895573f7108da1b3  # v9.0.0
        with:
          script: |
            const now = new Date();
            const msPerDay = 86400000;
            const inactiveDays = 90;

            // Lock stale closed issues
            const { data: issues } = await github.rest.issues.listForRepo({
              owner: context.repo.owner,
              repo: context.repo.repo,
              state: 'closed',
              sort: 'updated',
              direction: 'asc',
              per_page: 100,
            });

            for (const issue of issues) {
              if (issue.locked || issue.pull_request) continue;
              const updated = new Date(issue.updated_at);
              if ((now - updated) / msPerDay < inactiveDays) continue;

              await github.rest.issues.createComment({
                owner: context.repo.owner,
                repo: context.repo.repo,
                issue_number: issue.number,
                body: 'This issue has been automatically locked since it has been closed for 90 days with no further activity. Please open a new issue for related concerns.',
              });
              await github.rest.issues.lock({
                owner: context.repo.owner,
                repo: context.repo.repo,
                issue_number: issue.number,
                lock_reason: 'resolved',
              });
            }

            // Lock stale closed PRs
            const { data: prs } = await github.rest.pulls.list({
              owner: context.repo.owner,
              repo: context.repo.repo,
              state: 'closed',
              sort: 'updated',
              direction: 'asc',
              per_page: 100,
            });

            for (const pr of prs) {
              if (pr.locked) continue;
              const updated = new Date(pr.updated_at);
              if ((now - updated) / msPerDay < inactiveDays) continue;

              await github.rest.issues.createComment({
                owner: context.repo.owner,
                repo: context.repo.repo,
                issue_number: pr.number,
                body: 'This pull request has been automatically locked since it has been closed for 90 days with no further activity. Please open a new pull request for related changes.',
              });
              await github.rest.issues.lock({
                owner: context.repo.owner,
                repo: context.repo.repo,
                issue_number: pr.number,
                lock_reason: 'resolved',
              });
            }