license-header-check.yml

#
# Copyright OpenSearch Contributors
# SPDX-License-Identifier: Apache-2.0
#
# The OpenSearch Contributors require contributions made to
# this file be licensed under the Apache-2.0 license or a
# compatible open source license.
#

# Performs a license header check on new files.
# Results are uploaded as an artifact for the comment workflow.

name: License Header Check

on:
  pull_request:
    types: [opened, synchronize, reopened]

jobs:
  license-header-check:
    runs-on: ubuntu-latest
    name: Check License Headers on New Files

    steps:
      - name: Checkout code
        uses: actions/checkout@v6
        with:
          fetch-depth: 0

      - name: Setup Python
        uses: actions/setup-python@v6
        with:
          python-version: '3.14'

      - name: Run License Header Check
        id: license-check
        run: |
          python .github/scripts/get-new-files.py | python .github/scripts/check-license-headers.py

      - name: Save PR number
        if: always()
        run: echo "${{ github.event.pull_request.number }}" > pr_number.txt

      - name: Upload results
        if: always()
        uses: actions/upload-artifact@v4
        with:
          name: license-check-results
          path: |
            pr_number.txt
            violations.txt