#!/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

setglobal KUBE_ROOT = "$[dirname $(BASH_SOURCE)]/.."
setglobal DEVICE_PLUGIN_ROOT = ""$(KUBE_ROOT)/pkg/kubelet/apis/deviceplugin/v1alpha1/""
setglobal ERROR = '"Device plugin api is out of date. Please run hack/update-generated-device-plugin.sh'"

source "$(KUBE_ROOT)/hack/lib/protoc.sh"
kube::golang::setup_env

proc cleanup {
	rm -rf $(DEVICE_PLUGIN_ROOT)/_tmp/
}

trap cleanup EXIT

mkdir -p $(DEVICE_PLUGIN_ROOT)/_tmp
cp $(DEVICE_PLUGIN_ROOT)/api.pb.go $(DEVICE_PLUGIN_ROOT)/_tmp/

env KUBE_VERBOSE=3 "$(KUBE_ROOT)/hack/update-generated-device-plugin.sh"
kube::protoc::diff "$(DEVICE_PLUGIN_ROOT)/api.pb.go" "$(DEVICE_PLUGIN_ROOT)/_tmp/api.pb.go" $(ERROR)
echo "Generated device plugin api is up to date."