release-body-libs.yml

name: Generate release body for libs
on:
  release:
    types: [published]

# Checks if any concurrent jobs is running for libs release CI and eventually cancel it.
concurrency:
  group: libs-release
  cancel-in-progress: true  

jobs:
  release-settings:
    runs-on: ubuntu-latest
    outputs:
      is_latest: ${{ steps.get_settings.outputs.is_latest }} 
    steps:
      - name: Get latest release
        uses: rez0n/actions-github-release@27a57820ee808f8fd940c8a9d1f7188f854aa2b5 # v2.0
        id: latest_release
        env:
          token: ${{ secrets.GITHUB_TOKEN }}
          repository: ${{ github.repository }}
          type: "stable"

      - name: Get settings for this release
        id: get_settings
        shell: python
        run: |
          import os
          import re
          import sys

          semver_no_meta = '''^(?P<major>0|[1-9]\d*)\.(?P<minor>0|[1-9]\d*)\.(?P<patch>0|[1-9]\d*)(?:-(?P<prerelease>(?:0|[1-9]\d*|\d*[a-zA-Z-][0-9a-zA-Z-]*)(?:\.(?:0|[1-9]\d*|\d*[a-zA-Z-][0-9a-zA-Z-]*))*))?$'''
          tag_name = '${{ github.event.release.tag_name }}'

          is_valid_version = re.match(semver_no_meta, tag_name) is not None
          if not is_valid_version:
            print(f'Release version {tag_name} is not a valid full or pre-release. See RELEASE.md for more information.')
            sys.exit(1)

          is_prerelease = '-' in tag_name

          # Safeguard: you need to both set "latest" in GH and not have suffixes to overwrite latest
          is_latest = '${{ steps.latest_release.outputs.release }}' == tag_name and not is_prerelease

          with open(os.environ['GITHUB_OUTPUT'], 'a') as ofp:
            print(f'is_latest={is_latest}'.lower(), file=ofp)
      
  release-body-libs:
    needs: [release-settings]
    if: ${{ needs.release-settings.outputs.is_latest == 'true' }} # only for latest releases
    permissions:
      contents: write
    runs-on: ubuntu-latest
    steps:
      - name: Clone repo
        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
        
      - name: Create release body file
        run: |
          touch release-body.md
          
      - name: Extract MIN_API version
        run: |
          MIN_API_VER=$(grep SCAP_MINIMUM_DRIVER_API_VERSION userspace/libscap/scap.h)
          prefix="#define SCAP_MINIMUM_DRIVER_API_VERSION PPM_API_VERSION"
          MIN_API_VER=${MIN_API_VER/#$prefix}
          MIN_API_VER=$(echo $MIN_API_VER | tr -d "(" | tr -d ")")
          MIN_API_VER=$(echo $MIN_API_VER | sed -r 's/, /./g')
          echo '!'"[MIN_DRIVER_API](https://img.shields.io/badge/MIN_DRIVER_API-${MIN_API_VER}-yellow)" >> release-body.md
          
      - name: Extract MIN_SCHEMA version
        run: |
          MIN_SCHEMA_VER=$(grep SCAP_MINIMUM_DRIVER_SCHEMA_VERSION userspace/libscap/scap.h)
          prefix="#define SCAP_MINIMUM_DRIVER_SCHEMA_VERSION PPM_API_VERSION"
          MIN_SCHEMA_VER=${MIN_SCHEMA_VER/#$prefix}
          MIN_SCHEMA_VER=$(echo $MIN_SCHEMA_VER | tr -d "(" | tr -d ")")
          MIN_SCHEMA_VER=$(echo $MIN_SCHEMA_VER | sed -r 's/, /./g')
          echo '!'"[MIN_DRIVER_SCHEMA](https://img.shields.io/badge/MIN_DRIVER_SCHEMA-${MIN_SCHEMA_VER}-yellow)" >> release-body.md
          echo "" >> release-body.md
          
      - name: Generate release notes
        uses: leodido/rn2md@9c351d81278644c0e17b1ca68edbdba305276c73
        with:
          milestone: ${{ github.event.release.tag_name }}
          output: ./notes.md
        
      - name: Merge release notes to pre existent body
        run: cat notes.md >> release-body.md
        
      - name: Attach release creator to release body
        run: |
          echo "" >> release-body.md
          echo "#### Release Manager @${{ github.event.release.author.login }}" >> release-body.md
        
      - name: Release
        uses: softprops/action-gh-release@de2c0eb89ae2a093876385947365aca7b0e5f844 # v0.1.15
        with:
          body_path: ./release-body.md
          tag_name: ${{ github.event.release.tag_name }}
          name: ${{ github.event.release.name }}