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# to you 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 limitations
# under the License.

name: RC

on:
  push:
    branches:
      - '**'
      - '!dependabot/**'
    tags:
      - "apache-arrow-*-rc*"
    paths:
      - ".github/workflows/release_candidate.yml"
      - "dev/release/utils-create-release-tarball.sh"
      - "dev/release/utils-generate-checksum.sh"
  pull_request:
    paths:
      - ".github/workflows/release_candidate.yml"
      - "dev/release/utils-create-release-tarball.sh"
      - "dev/release/utils-generate-checksum.sh"

permissions:
  contents: write

jobs:
  publish:
    name: Publish
    runs-on: ubuntu-latest
    timeout-minutes: 10
    steps:
      - name: Checkout Arrow
        uses: actions/checkout@v6
        with:
          fetch-depth: 0
      - name: Install dependencies
        run: |
          sudo apt update
          sudo apt install -y -V gpg reprotest
      - name: Store Version and Release Candidate Number
        run: |
          if [ "${GITHUB_REF_TYPE}" = "tag" ]; then
            version_with_rc=${GITHUB_REF_NAME#apache-arrow-}
            version=${version_with_rc%-rc*}
            rc_num=${version_with_rc#${version}-rc}
          else
            version=$(grep '^set(ARROW_VERSION ' cpp/CMakeLists.txt | \
                        grep -E -o '[0-9]+\.[0-9]+\.[0-9]+')
            rc_num=999
            git config user.name "github-actions[bot]"
            git config user.email "github-actions[bot]@users.noreply.github.com"
            git tag \
              -a \
              "apache-arrow-${version}-rc${rc_num}" \
              -m "Apache Arrow ${version} RC${rc_num}"
          fi
          echo "VERSION=${version}" >> ${GITHUB_ENV}
          echo "RC_NUM=${rc_num}" >> ${GITHUB_ENV}
      - name: Create Release Candidate Title
        run: |
          title="Apache Arrow ${VERSION} RC${RC_NUM}"
          echo "RELEASE_CANDIDATE_TITLE=${title}" >> ${GITHUB_ENV}
      - name: Create Release Candidate Notes
        run: |
          release_notes="Release Candidate: ${VERSION} RC${RC_NUM}"
          echo "RELEASE_CANDIDATE_NOTES=${release_notes}" >> ${GITHUB_ENV}
      - name: Create Release tarball
        env:
          ARROW_GPG_KEY_UID: A2AC7132B5DA7C273A7A147665F4A8CA9769ECD7
          ARROW_GPG_SECRET_KEY: ${{ secrets.ARROW_GPG_SECRET_KEY }}
        run: |
          sudo reprotest \
            "dev/release/utils-create-release-tarball.sh ${VERSION} ${RC_NUM}" \
            apache-arrow-${VERSION}.tar.gz
          dev/release/utils-create-release-tarball.sh ${VERSION} ${RC_NUM}
          RELEASE_TARBALL=apache-arrow-${VERSION}.tar.gz
          echo "RELEASE_TARBALL=${RELEASE_TARBALL}" >> ${GITHUB_ENV}
          dev/release/run-rat.sh "${RELEASE_TARBALL}"
          dev/release/utils-generate-checksum.sh "${RELEASE_TARBALL}"
          if [ -n "${ARROW_GPG_SECRET_KEY}" ]; then
            echo "${ARROW_GPG_SECRET_KEY}" | gpg --import
            gpg \
              --armor \
              --detach-sign \
              --local-user "${ARROW_GPG_KEY_UID}" \
              --output "${RELEASE_TARBALL}.asc" \
              "${RELEASE_TARBALL}"
          fi
      - name: Upload Artifacts
        uses: actions/upload-artifact@v6
        with:
          name: release-candidate
          path: ${{ env.RELEASE_TARBALL }}*
      - name: Create GitHub Release
        if: |
          github.ref_type == 'tag'
        env:
          GH_TOKEN: ${{ github.token }}
        run: |
          gh release create ${GITHUB_REF_NAME} \
            --draft \
            --verify-tag \
            --prerelease \
            --title "${RELEASE_CANDIDATE_TITLE}" \
            --notes "Release Notes: ${RELEASE_CANDIDATE_NOTES}" \
            ${RELEASE_TARBALL}*
