Script the tag (release) process.

hack/push-release-tags.sh

@@ -0,0 +1,79 @@
+#!/usr/bin/env bash
+
+# Copyright 2013 The Kubernetes Authors.
+#
+# 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.
+
+set -o errexit
+set -o nounset
+set -o pipefail
+
+# This script creates and pushes new semver tags, according to https://github.com/kubernetes-sigs/apiserver-network-proxy/blob/master/RELEASE.md.
+# Only repository admins can perform this; open an issue and assign to an approver at https://github.com/kubernetes-sigs/apiserver-network-proxy/blob/master/OWNERS.
+
+# Example: assuming that branch release-0.0 exists, create and push tags v0.0.1 and konnectivity-client/v0.0.1
+#
+#     ./hack/push-release-tags.sh v0.0.1 "Fix outstanding CVEs."
+
+VERSION="$1"
+VERSION="${VERSION#[vV]}"
+VERSION_MAJOR="${VERSION%%\.*}"
+VERSION_MINOR="${VERSION#*.}"
+VERSION_MINOR="${VERSION_MINOR%.*}"
+VERSION_PATCH="${VERSION##*.}"
+
+echo "Version: ${VERSION}"
+echo "Version [major]: ${VERSION_MAJOR}"
+echo "Version [minor]: ${VERSION_MINOR}"
+echo "Version [patch]: ${VERSION_PATCH}"
+
+MESSAGE="$2"
+if [ -z ${MESSAGE+x} ]; then
+    echo "MESSAGE is required."
+    exit 1
+else
+    echo "MESSAGE is set to '$MESSAGE'"
+fi
+
+UPSTREAM_REMOTE=${UPSTREAM_REMOTE:-upstream}
+echo "UPSTREAM_REMOTE is set to '$UPSTREAM_REMOTE'"
+
+RELEASE_BRANCH="release-${VERSION_MAJOR}.${VERSION_MINOR}"
+echo "Verifying branch."
+if git ls-remote --exit-code --heads "${UPSTREAM_REMOTE}" "refs/heads/${RELEASE_BRANCH}" ; then
+    echo "Branch '${RELEASE_BRANCH}' verified."
+else
+    echo "Branch '${RELEASE_BRANCH}' not found, exiting."
+    exit 1
+fi
+
+TAG="v${VERSION_MAJOR}.${VERSION_MINOR}.${VERSION_PATCH}"
+echo "Creating tag: ${TAG}"
+
+if git ls-remote --exit-code "${UPSTREAM_REMOTE}" "refs/tags/${TAG}" ; then
+    echo "Tag refs/tags/${TAG} is already pushed, exiting".
+    exit 1
+else
+    echo "Will push tag ${TAG}".
+fi
+
+SIGN_OPTION=${SIGN_OPTION:-}
+echo "SIGN_OPTION is set to '$SIGN_OPTION'"
+
+git fetch "${UPSTREAM_REMOTE}"
+git tag -a "${TAG}" ${SIGN_OPTION} -m "${MESSAGE}" "${UPSTREAM_REMOTE}/${RELEASE_BRANCH}"
+git tag -a "konnectivity-client/${TAG}" ${SIGN_OPTION} -m "${MESSAGE}" "${UPSTREAM_REMOTE}/${RELEASE_BRANCH}"
+git push "${UPSTREAM_REMOTE}" "${TAG}"
+git push "${UPSTREAM_REMOTE}" "konnectivity-client/${TAG}"
+
+echo "Finished."