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| 1 | +# Runs only when production code under src/main/ changes. Version must be > latest v* tag |
| 2 | +# (not compared to the base branch, so rebases onto an already-bumped main still pass when tag requires a new release). |
| 3 | + |
| 4 | +name: Check Version Bump |
| 5 | + |
| 6 | +on: |
| 7 | + pull_request: |
| 8 | + |
| 9 | +jobs: |
| 10 | + check-version-bump: |
| 11 | + runs-on: ubuntu-latest |
| 12 | + steps: |
| 13 | + - uses: actions/checkout@v4 |
| 14 | + with: |
| 15 | + fetch-depth: 0 |
| 16 | + - name: Validate version and changelog updates |
| 17 | + shell: bash |
| 18 | + run: | |
| 19 | + set -euo pipefail |
| 20 | +
|
| 21 | + VERSION_FILE="pom.xml" |
| 22 | + CHANGELOG_FILE="CHANGELOG.md" |
| 23 | + BASE_SHA="${{ github.event.pull_request.base.sha }}" |
| 24 | + HEAD_SHA="${{ github.event.pull_request.head.sha }}" |
| 25 | +
|
| 26 | + mapfile -t CHANGED_FILES < <(git diff --name-only "$BASE_SHA" "$HEAD_SHA") |
| 27 | + if [ "${#CHANGED_FILES[@]}" -eq 0 ]; then |
| 28 | + echo "No changed files detected." |
| 29 | + exit 0 |
| 30 | + fi |
| 31 | +
|
| 32 | + is_production_source_change() { |
| 33 | + local f="$1" |
| 34 | + [[ "$f" == src/main/* ]] |
| 35 | + } |
| 36 | +
|
| 37 | + has_source_changes=false |
| 38 | + for file in "${CHANGED_FILES[@]}"; do |
| 39 | + if is_production_source_change "$file"; then |
| 40 | + has_source_changes=true |
| 41 | + break |
| 42 | + fi |
| 43 | + done |
| 44 | +
|
| 45 | + if [ "$has_source_changes" = false ]; then |
| 46 | + echo "Skipping: no src/main/ production code changes." |
| 47 | + exit 0 |
| 48 | + fi |
| 49 | +
|
| 50 | + changed_file() { |
| 51 | + local target="$1" |
| 52 | + for file in "${CHANGED_FILES[@]}"; do |
| 53 | + if [ "$file" = "$target" ]; then |
| 54 | + return 0 |
| 55 | + fi |
| 56 | + done |
| 57 | + return 1 |
| 58 | + } |
| 59 | +
|
| 60 | + changed_file "$VERSION_FILE" || { echo "Version bump required in $VERSION_FILE."; exit 1; } |
| 61 | + changed_file "$CHANGELOG_FILE" || { echo "Matching changelog update required in $CHANGELOG_FILE."; exit 1; } |
| 62 | +
|
| 63 | + extract_version() { |
| 64 | + python3 -c 'import sys,xml.etree.ElementTree as ET;r=ET.fromstring(sys.stdin.read());ns={"m":r.tag.split("}")[0].strip("{")} if r.tag.startswith("{") else None;n=(r.find("m:version",ns) if ns else r.find("version"));print((n.text or "").strip() if n is not None else "")' |
| 65 | + } |
| 66 | +
|
| 67 | + head_version=$(extract_version < "$VERSION_FILE") |
| 68 | + # Changelog uses "## Date" sections with versions on "#### vX.Y.Z" lines; support that and legacy "## vX.Y.Z". |
| 69 | + CHANGELOG_HEAD=$( |
| 70 | + sed -nE 's/^####[[:space:]]+v?([0-9]+\.[0-9]+\.[0-9]+).*/\1/p' "$CHANGELOG_FILE" | head -1 |
| 71 | + ) |
| 72 | + if [ -z "$CHANGELOG_HEAD" ]; then |
| 73 | + CHANGELOG_HEAD=$(sed -nE 's/^##[[:space:]]+v?([0-9]+\.[0-9]+\.[0-9]+).*/\1/p' "$CHANGELOG_FILE" | head -1) |
| 74 | + fi |
| 75 | +
|
| 76 | + [ -n "$CHANGELOG_HEAD" ] || { echo "::error::Could not find a version in $CHANGELOG_FILE (expected '#### vX.Y.Z' under a date section or legacy '## vX.Y.Z')."; exit 1; } |
| 77 | + [ "$CHANGELOG_HEAD" = "$head_version" ] || { echo "::error::$CHANGELOG_FILE top release version ($CHANGELOG_HEAD) does not match project version ($head_version)."; exit 1; } |
| 78 | +
|
| 79 | + latest_tag=$(git tag --list 'v*' --sort=-version:refname | sed -n '1p') |
| 80 | + latest_version="${latest_tag#v}" |
| 81 | + [ -n "$latest_version" ] || latest_version="0.0.0" |
| 82 | +
|
| 83 | + version_gt() { |
| 84 | + python3 -c 'import sys;v=lambda s:[int(x) if x.isdigit() else 0 for x in (s.strip().lstrip("v").split("-",1)[0].split("+",1)[0].split(".")+["0","0","0"])[:3]];print("true" if v(sys.argv[1])>v(sys.argv[2]) else "false")' "$1" "$2" |
| 85 | + } |
| 86 | +
|
| 87 | + [ "$(version_gt "$head_version" "$latest_version")" = "true" ] || { echo "Version must be greater than latest tag version ($latest_version). Found $head_version."; exit 1; } |
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