Add release tar.

Signed-off-by: Lantao Liu <lantaol@google.com>

hack/release.sh

@@ -0,0 +1,38 @@
+#!/bin/bash
+
+# Copyright 2017 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
+
+ROOT="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"/..
+cd ${ROOT}
+
+# BUILD_DIR is the directory to generate release tar.
+# TARBALL is the name of the release tar.
+BUILD_DIR=${BUILD_DIR:-"_output"}
+TARBALL=${TARBALL:-"cri-containerd.tar.gz"}
+
+destdir=${BUILD_DIR}/release-stage
+
+# Install dependencies into release stage.
+NOSUDO=true DESTDIR=${destdir} ./hack/install-deps.sh
+
+# Install cri-containerd into release stage.
+make install -e DESTDIR=${destdir}
+
+# Create release tar
+tar -zcvf ${BUILD_DIR}/${TARBALL} -C ${destdir} .