release.sh

#!/bin/bash
#
# This script is a helper in the release cycle of the containerized service
#
# Author: Manuel Bernal Llinares <mbdebian@gmail.com>

# Defaults
verb='nothing'
message=""
version=$(cat VERSION)

if [ $# -lt 1 ]
then
  echo "usage: $(basename $0) patch|minor|major <'descriptive message for this release'>"
  exit 1
fi

# Read verb
verb=$1
# Read the possible message
if [ $# -gt 1 ]
then
    message=$2
fi
# Everything ok?
ok=false

# Process release
if [ "${verb}" == "patch" ]
then
    echo "<===|DEVOPS|===> [RELEASE] PATCH"
    echo -e "\tCurrent version '${version}'"
    version=$(./increment_version.sh -p ${version})
    ok=true
fi
if [ "${verb}" == "minor" ]
then
    echo "<===|DEVOPS|===> [RELEASE] MINOR"
    echo -e "\tCurrent version '${version}'"
    version=$(./increment_version.sh -m ${version})
    ok=true
fi
if [ "${verb}" == "major" ]
then
    echo "<===|DEVOPS|===> [RELEASE] MAJOR"
    echo -e "\tCurrent version '${version}'"
    version=$(./increment_version.sh -M ${version})
    ok=true
fi

# Should we publish the changes?
if $ok ; then
    # TODO - There is room for detecting if anything went wrong here and revert the changes (feature request)
    echo -e "\tNew version '${version}'"
    echo "${version}" > VERSION
    echo -e "\tSynchronize project version"
    make sync_project_version
    echo -e "\tCommit, push and tag version"
    if [ "${message}" != "" ] ; then
        echo -e "\tVersion Tag message: ${message}"
    else
        echo -e "\tNO VERSION tag message included"
        message="New release ${version}"
    fi
    git commit -am "${message}"
    # I need this commit to make sure the latest one is in sync with master branch
    git push
    git tag ${version} -m "${message}"
    git push origin ${version}
    # Do the release at the project level
    make release
else
    echo -e "\t--- ABORT --- Something went wrong"
fi