Script to help mark new versions

build/mark-new-version.sh

+#!/bin/bash
+
+# Copyright 2014 Google Inc. All rights reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# Bumps the version number by creating a couple of commits.
+
+set -o errexit
+set -o nounset
+set -o pipefail
+
+KUBE_ROOT=$(dirname "${BASH_SOURCE}")/..
+
+NEW_VERSION=${1-}
+
+VERSION_REGEX="v([0-9]+).([0-9]+(.[0-9]+)?)"
+[[ ${NEW_VERSION} =~ $VERSION_REGEX ]] || {
+  echo "!!! You must specify the version in the form of '$VERSION_REGEX'" >&2
+  exit 1
+}
+
+VERSION_MAJOR="${BASH_REMATCH[1]}"
+VERSION_MINOR="${BASH_REMATCH[2]}"
+
+if ! git diff-index --quiet --cached HEAD; then
+  echo "!!! You must not have any changes in your index when running this command"
+  exit 1
+fi
+
+if ! git diff-files --quiet pkg/version/base.go; then
+  echo "!!! You have changes in 'pkg/version/base.go' already."
+  exit 1
+fi
+
+SED=sed
+if which gsed &>/dev/null; then
+  SED=gsed
+fi
+if ! ("$SED" --version 2>&1 | grep -q GNU); then
+  echo "!!! GNU sed is required.  If on OS X, use 'brew install gnu-sed'."
+fi
+
+VERSION_FILE="${KUBE_ROOT}/pkg/version/base.go"
+
+echo "+++ Updating to ${NEW_VERSION}"
+"$SED" -r -i -e "s/gitMajor\s+string = \"[^\"]*\"/gitMajor string = \"$VERSION_MAJOR\"/" "${VERSION_FILE}"
+"$SED" -r -i -e "s/gitMinor\s+string = \"[^\"]*\"/gitMinor string = \"$VERSION_MINOR\"/" "${VERSION_FILE}"
+"$SED" -r -i -e "s/gitVersion\s+string = \"[^\"]*\"/gitVersion string = \"$NEW_VERSION\"/" "${VERSION_FILE}"
+gofmt -s -w "${VERSION_FILE}"
+
+echo "+++ Committing version change"
+git add "${VERSION_FILE}"
+git commit -m "Kubernetes version $NEW_VERSION"
+
+echo "+++ Tagging version"
+git tag -a -m "Kubernetes version $NEW_VERSION" "${NEW_VERSION}"
+
+echo "+++ Updating to ${NEW_VERSION}-dev"
+"$SED" -r -i -e "s/gitMajor\s+string = \"[^\"]*\"/gitMajor string = \"$VERSION_MAJOR\"/" "${VERSION_FILE}"
+"$SED" -r -i -e "s/gitMinor\s+string = \"[^\"]*\"/gitMinor string = \"$VERSION_MINOR\+\"/" "${VERSION_FILE}"
+"$SED" -r -i -e "s/gitVersion\s+string = \"[^\"]*\"/gitVersion string = \"$NEW_VERSION-dev\"/" "${VERSION_FILE}"
+gofmt -s -w "${VERSION_FILE}"
+
+echo "+++ Committing version change"
+git add "${VERSION_FILE}"
+git commit -m "Kubernetes version ${NEW_VERSION}-dev"