#!/bin/bash set -e #fail fast #H Usage: #H %FILE% -h | %FILE% --help #H #H prints this help and exits #H #H %FILE% [-i] #H #H if a release version exists (extracted from GITHUB_REF) #H the maven versions of all modules will be changed to the given release version. #H #H module: #H directory of a maven project #H i: #H increments version #H #H Environment variables: #H - GITHUB_REF #H if this is a tagged build then GITHUB_REF contains the version number. #H pattern: refs/tags/v[DIGIT].[DIGIT].[DIGIT] # Arguments: # $1: exit code function helpAndExit() { grep "^#H" "$0" | cut -c4- | sed -e "s/%FILE%/$(basename "$0")/g" exit "$1" } # takes a version (without leading v) and increments its # last number by one. # Arguments: # $1: version (without leading v) which will be patched # Return: # version with last number incremented function increment_version() { if [[ ! "$1" =~ [0-9]+\.[0-9]+\.[0-9]+ ]]; then echo "'$1' does not match tag pattern." >&2 exit 1 fi echo "${1%\.*}.$(("${1##*\.*\.}" + 1))" } # changing version in pom and all its children # Arguments: # $1: directory of pom # $2: new version # Environment variable: # REL: relative path to this file function change_version() { "$REL/../mvnw" -q versions:set -f "$1" -DnewVersion="$2" -DartifactId=* -DgroupId=* versions:commit } function main() { [[ $# -eq 0 || "$1" == '-h' || "$1" == '--help' ]] && helpAndExit 0 REL=$(dirname "$0") while [[ $# -gt 0 ]]; do case $1 in -i) INCREMENT="true" shift # passed argument ;; -m | --modules) if [[ -z "$2" || "$2" == -* ]]; then echo "missing parameter for argument '-m|--modules'" >&2 exit 1 fi MODULES=("$2") shift # passed argument shift # passed value ;; *) # unknown option echo "unknown parameter $1" >&2 exit 1 ;; esac done if [[ ${#MODULES[@]} -eq 0 ]]; then echo "Can not perform deployment without any modules" >&2 helpAndExit 1 fi if [[ "$GITHUB_REF" =~ ^refs/tags/v[0-9]+\.[0-9]+\.[0-9]+$ ]]; then version=$([[ -n "$INCREMENT" ]] && echo "$(increment_version "${GITHUB_REF##refs/tags/v}")-SNAPSHOT" || echo "${GITHUB_REF##refs/tags/v}") for dir in "${MODULES[@]}"; do change_version "$dir" "$version" done else echo "skipped version change because this is not a release build" fi } main "$@"