new RELEASE.sh script automates all the...

RELEASE.sh

@@ -0,0 +1,79 @@
+#!/bin/bash
+# Release process automation script. 
+# Used to create branch/tag, update VERSION files and and trigger release by force pushing changes to the release branch 
+
+# set to 1 to actually trigger changes in the release branch
+TRIGGER_RELEASE=0 
+
+#REPO=git@github.com:eclipse/che-machine-exec
+#VERSION=7.7.0
+
+while [[ "$#" -gt 0 ]]; do
+  case $1 in
+    '-t'|'--trigger-release') TRIGGER_RELEASE=1; shift 0;;
+	'-r'|'--repo') REPO="$2"; shift 1;;
+    '-v'|'--version') VERSION="$2"; shift 1;;
+  esac
+  shift 1
+done
+
+usage ()
+{
+    echo "Usage: $0 --repo [GIT REPO TO EDIT] --version [VERSION TO RELEASE] [--trigger-release]"
+    echo "Example: $0 --repo git@github.com:eclipse/che-machine-exec --version 7.7.0 --trigger-release"
+}
+if [[ ! ${VERSION} ]] || [[ ! ${REPO} ]]; then
+  usage
+  exit 1
+fi
+
+BRANCH=${VERSION%.*}.x
+
+TMP=$(mktemp -d); mkdir -p $TMP; cd $TMP 
+
+# get sources
+echo "Check out ${REPO} to ${TMP}/${REPO##*/}"
+git clone ${REPO} -q
+cd ${REPO##*/}
+git fetch origin master:master
+git checkout master
+
+# create new branch
+git branch ${BRANCH} || git checkout ${BRANCH} && git pull origin ${BRANCH}
+git push origin ${BRANCH}
+git fetch origin ${BRANCH}:${BRANCH}
+git checkout ${BRANCH}
+
+# change VERSION file + commit change
+echo ${VERSION} > VERSION
+git commit -s -m "[release] Bump to ${VERSION} in ${BRANCH}" VERSION
+git pull origin ${BRANCH}
+git push origin ${BRANCH}
+
+# push new branch to release branch
+if [[ $TRIGGER_RELEASE -eq 1 ]]; then
+    git fetch origin ${BRANCH}:${BRANCH}
+    git checkout ${BRANCH}
+    git branch release -f 
+    git push origin release -f
+
+    git checkout ${BRANCH}
+    git tag ${VERSION}
+    git push origin ${VERSION}
+fi
+
+# now update master to the new snapshot version
+git fetch origin master:master
+git checkout master
+
+# change VERSION file + commit change
+[[ $BRANCH =~ ^([0-9]+)\.([0-9]+).x ]] && BASE=${BASH_REMATCH[1]}; NEXT=${BASH_REMATCH[2]}; let NEXT=NEXT+1 # for BRANCH=7.10.x, get BASE=7, NEXT=11
+echo "${BASE}.${NEXT}.0-SNAPSHOT" > VERSION
+BRANCH=master
+git commit -s -m "[release] Bump to ${BASE}.${NEXT}.0-SNAPSHOT in ${BRANCH}" VERSION
+git pull origin ${BRANCH}
+git push origin ${BRANCH}
+
+# cleanup temp
+cd /tmp && rm -fr $TMP
+