docker-compose/script/release/make-branch

#!/bin/bash
#
# Prepare a new release branch
#

set -e
set -o pipefail

. script/release/utils.sh

[email protected]:docker/compose


function usage() {
    >&2 cat << EOM
Create a new release branch `release-<version>`

Usage:

    $0 <version> [<base_version>]

Options:

    version        version string for the release (ex: 1.6.0)
    base_version   branch or tag to start from. Defaults to master. For
                   bug-fix releases use the previous stage release tag.

EOM
    exit 1
}

[ -n "$1" ] || usage
VERSION=$1
BRANCH=bump-$VERSION

if [ -z "$2" ]; then
    BASE_VERSION="master"
else
    BASE_VERSION=$2
fi


DEFAULT_REMOTE=release
REMOTE=$(find_remote $REPO)
# If we don't have a docker origin add one
if [ -z "$REMOTE" ]; then
    echo "Creating $DEFAULT_REMOTE remote"
    git remote add ${DEFAULT_REMOTE} ${REPO} 
fi

# handle the difference between a branch and a tag
if [ -z "$(git name-rev $BASE_VERSION | grep tags)" ]; then
    BASE_VERSION=$REMOTE/$BASE_VERSION
fi

echo "Creating a release branch $VERSION from $BASE_VERSION"
read -n1 -r -p "Continue? (ctrl+c to cancel)"
git fetch $REMOTE -p
git checkout -b $BRANCH $BASE_VERSION


# Store the release version for this branch in git, so that other release
# scripts can use it
git config "branch.${BRANCH}.release" $VERSION


echo "Update versions in docs/install.md and compose/__init__.py"
# TODO: automate this
$EDITOR docs/install.md
$EDITOR compose/__init__.py


echo "Write release notes in CHANGELOG.md"
browser "https://github.com/docker/compose/issues?q=milestone%3A$VERSION+is%3Aclosed"
$EDITOR CHANGELOG.md


echo "Verify changes before commit. Exit the shell to commit changes"
git diff
$SHELL
git commit -a -m "Bump $VERSION" --signoff


echo "Push branch to user remote"
GITHUB_USER=$USER
USER_REMOTE=$(find_remote $GITHUB_USER/compose)
if [ -z "$USER_REMOTE" ]; then
    echo "No user remote found for $GITHUB_USER"
    read -n1 -r -p "Enter the name of your github user: " GITHUB_USER
    # assumes there is already a user remote somewhere
    USER_REMOTE=$(find_remote $GITHUB_USER/compose)
fi


git push $USER_REMOTE
browser https://github.com/docker/compose/compare/docker:release...$GITHUB_USER:$BRANCH?expand=1