From 7245971ce50b3053df4fb098c4693a0f75a12b57 Mon Sep 17 00:00:00 2001
From: Amy Chen <amyc@vmware.com>
Date: Mon, 5 Aug 2019 14:03:38 -0700
Subject: [PATCH] verify manifests script

---
 Makefile                 |  8 +++++++-
 hack/verify-all.sh       |  7 +++++++
 hack/verify-manifests.sh | 42 ++++++++++++++++++++++++++++++++++++++++
 3 files changed, 56 insertions(+), 1 deletion(-)
 create mode 100755 hack/verify-manifests.sh

diff --git a/Makefile b/Makefile
index b347fcc14735..2d805660bb89 100644
--- a/Makefile
+++ b/Makefile
@@ -19,6 +19,12 @@ TOOLS_DIR := hack/tools
 CONTROLLER_GEN_BIN := bin/controller-gen
 CONTROLLER_GEN := $(TOOLS_DIR)/$(CONTROLLER_GEN_BIN)
 
+# Allow overriding manifest generation destination directory
+MANIFEST_ROOT ?= "config"
+CRD_ROOT ?= "$(MANIFEST_ROOT)/crd/bases"
+WEBHOOK_ROOT ?= "$(MANIFEST_ROOT)/webhook"
+RBAC_ROOT ?= "$(MANIFEST_ROOT)/rbac"
+
 # Active module mode, as we use go modules to manage dependencies
 export GO111MODULE=on
 
@@ -54,7 +60,7 @@ deploy: manifests
 # Generate manifests e.g. CRD, RBAC etc.
 .PHONY: manifests
 manifests: $(CONTROLLER_GEN)
-	$(CONTROLLER_GEN) $(CRD_OPTIONS) rbac:roleName=manager-role webhook paths="./..." output:crd:artifacts:config=config/crd/bases
+	$(CONTROLLER_GEN) $(CRD_OPTIONS) rbac:roleName=manager-role webhook paths="./..." output:crd:dir=$(CRD_ROOT) output:webhook:dir=$(WEBHOOK_ROOT) output:rbac:dir=$(RBAC_ROOT)
 
 # Run go fmt against code
 .PHONY: fmt
diff --git a/hack/verify-all.sh b/hack/verify-all.sh
index 402a46f78208..abfc5e28db31 100755
--- a/hack/verify-all.sh
+++ b/hack/verify-all.sh
@@ -38,6 +38,13 @@ outputs=()
 
 # run all verify scripts, optionally skipping any of them
 
+if [[ "${VERIFY_MANIFESTS:-true}" == "true" ]]; then
+  echo "[*] Verifying manifests..."
+  out=$(hack/verify-manifests.sh 2>&1)
+  failure $? "verify-manifests.sh" "${out}"
+  cd "${REPO_PATH}"
+fi
+
 if [[ "${VERIFY_WHITESPACE:-true}" == "true" ]]; then
   echo "[*] Verifying whitespace..."
   out=$(hack/verify-whitespace.sh 2>&1)
diff --git a/hack/verify-manifests.sh b/hack/verify-manifests.sh
new file mode 100755
index 000000000000..a69e074b9b58
--- /dev/null
+++ b/hack/verify-manifests.sh
@@ -0,0 +1,42 @@
+#!/usr/bin/env bash
+# Copyright 2019 The Kubernetes Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+set -o errexit
+set -o nounset
+set -o pipefail
+
+REPO_ROOT=$(dirname "${BASH_SOURCE[0]}")/..
+DIFFROOT="${REPO_ROOT}/config"
+TMP_ROOT="${REPO_ROOT}/_tmp"
+
+
+cleanup() {
+    rm -rf "${TMP_ROOT}"
+}
+trap "cleanup" EXIT SIGINT
+cleanup
+
+MANIFEST_ROOT=$TMP_ROOT make manifests
+
+echo "diffing ${DIFFROOT} against freshly generated manifests"
+ret=0
+git diff --no-index --diff-filter=MD  --stat ${TMP_ROOT} ${DIFFROOT} || ret=$?
+if [[ $ret -eq 0 ]]
+then
+    echo "Manifests in ${DIFFROOT} are up to date."
+else
+    echo "Manifests in ${DIFFROOT} are out of date. Please run \`make manifests\`"
+    exit 1
+fi