release-check.yml

name: Release

on:
  push:
    branches:
      - release/[0-9]+.[0-9]+.[0-9]
      # Matches branches containing an arbitrary suffix starting with '-'.
      - release/[0-9]+.[0-9]+.[0-9]+-*
    tags:
      - v[0-9]+.[0-9]+.[0-9]
      # Matches tags containing an arbitrary suffix starting with '-'.
      - v[0-9]+.[0-9]+.[0-9]+-*

env:
  CARGO_TERM_COLOR: always

jobs:
  release-check:
    if: startsWith(github.ref, 'refs/heads/release')
    name: Check for release
    runs-on: ubuntu-latest
    strategy:
      matrix:
        runtime: [ bajun ]
    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Get crate and release versions
        run: |
          echo "CRATE_VERSIONS=$(cargo tree --depth=0 --workspace | egrep -o '[0-9]+\.[0-9]+\.[0-9]+' | uniq)" >> $GITHUB_ENV
          echo "RELEASE_VERSION=${GITHUB_REF_NAME#release/}" >> $GITHUB_ENV

      - name: Check release version is bumped
        run: |
          [ -z "$(git tag --list)" ] && {
            echo "skipping as there are no tags yet"
            exit 0
          }

          TAG=$(git describe --tags --abbrev=0 | tr -d v)
          echo "previous release version: $TAG"
          echo "current release version: ${{ env.RELEASE_VERSION }}"
          [ $TAG -eq ${{ env.RELEASE_VERSION }} ] && {
            echo "release version must be bumped"
            exit 1
          }
          exit 0

      - name: Check crate and release versions match
        run: |
          [ $(echo ${{ env.CRATE_VERSIONS }} | wc -w | xargs) -ne 1 ] && {
            echo "all crate versions should be equal"
            exit 1
          }
          [ "${{ env.CRATE_VERSIONS }}" != "${{ env.RELEASE_VERSION }}" ] && {
            echo "release version (${{ env.CRATE_VERSIONS }}) is not equal to crate versions (${{ env.CRATE_VERSIONS }})"
            exit 1
          }
          echo "crate version: ${{ env.CRATE_VERSIONS }}"
          echo "release version: ${{ env.RELEASE_VERSION }}"
          exit 0

      - name: Check spec version match
        run: |
          RELEASE_VERSION=$(echo ${{ env.RELEASE_VERSION }} | tr -d .)
          RELEASE_VERSION_INTEGER=$((10#$RELEASE_VERSION))
          SPEC_VERSION=$(grep "spec_version" runtime/${{ matrix.runtime }}/**/lib.rs | egrep -o "[0-9]+")

          echo "release version as integer: $RELEASE_VERSION_INTEGER"
          echo "spec version: $SPEC_VERSION"

          exit 0