.github/workflows/formal.yml

   1 name: Test Formalities
   2
   3 on:
   4   pull_request:
   5
   6 jobs:
   7   build:
   8     name: Test Formalities
   9     runs-on: ubuntu-latest
  10     strategy:
  11       fail-fast: false
  12
  13     steps:
  14       - uses: actions/checkout@v2
  15         with:
  16           ref: ${{ github.event.pull_request.head.sha }}
  17           fetch-depth: 0
  18
  19       - name: Determine branch name
  20         run: |
  21           BRANCH="${GITHUB_BASE_REF#refs/heads/}"
  22           echo "Building for $BRANCH"
  23           echo "BRANCH=$BRANCH" >> $GITHUB_ENV
  24
  25       - name: Test formalities
  26         run: |
  27           source .github/workflows/ci_helpers.sh
  28
  29           RET=0
  30           for commit in $(git rev-list HEAD ^origin/$BRANCH); do
  31             info "=== Checking commit '$commit'"
  32             if git show --format='%P' -s $commit | grep -qF ' '; then
  33               err "Pull request should not include merge commits"
  34               RET=1
  35             fi
  36
  37             author="$(git show -s --format=%aN $commit)"
  38             if echo $author | grep -q '\S\+\s\+\S\+'; then
  39               success "Author name ($author) seems ok"
  40             else
  41               err "Author name ($author) need to be your real name 'firstname lastname'"
  42               RET=1
  43             fi
  44
  45             subject="$(git show -s --format=%s $commit)"
  46             if echo "$subject" | grep -q -e '^[0-9A-Za-z,+/_-]\+: ' -e '^Revert '; then
  47               success "Commit subject line seems ok ($subject)"
  48             else
  49               err "Commit subject line MUST start with '<area>: ' ($subject)"
  50               RET=1
  51             fi
  52
  53             body="$(git show -s --format=%b $commit)"
  54             sob="$(git show -s --format='Signed-off-by: %aN <%aE>' $commit)"
  55             if echo "$body" | grep -qF "$sob"; then
  56               success "Signed-off-by match author"
  57             else
  58               err "Signed-off-by is missing or doesn't match author (should be '$sob')"
  59               RET=1
  60             fi
  61
  62             if echo "$body" | grep -v "Signed-off-by:"; then
  63               success "A commit message exists"
  64             else
  65               err "Missing commit message. Please describe your changes"
  66               RET=1
  67             fi
  68           done
  69
  70           exit $RET