From 47773bca3eda7896c8e46f60db113588933975f7 Mon Sep 17 00:00:00 2001
From: Matt Cui <cuixuex@cn.ibm.com>
Date: Mon, 1 Mar 2021 16:03:48 +0800
Subject: [PATCH] Add make target for generating crds through controller-gen

---
 DEVELOPMENT.md                 |  4 ++++
 Makefile                       |  8 ++++++++
 hack/install-controller-gen.sh | 24 ++++++++++++++++++++++++
 3 files changed, 36 insertions(+)
 create mode 100755 hack/install-controller-gen.sh

diff --git a/DEVELOPMENT.md b/DEVELOPMENT.md
index 2286bf4b68..93c9c8f515 100644
--- a/DEVELOPMENT.md
+++ b/DEVELOPMENT.md
@@ -145,6 +145,10 @@ As you make changes to the code, you can redeploy your controller with:
    ```sh
    ko apply -P -R -f deploy/
    ```
+You may use the following command to re-generate CRDs of build and buildrun if you change their spec:
+   ```sh
+   make generate-crds
+   ```
 
 ### Tear it down
 
diff --git a/Makefile b/Makefile
index 65c9e3e747..67d9d26c8c 100644
--- a/Makefile
+++ b/Makefile
@@ -71,6 +71,10 @@ IMAGE_HOST ?= quay.io
 IMAGE ?= shipwright/shipwright-operator
 TAG ?= latest
 
+# options for generating crds with controller-gen
+CONTROLLER_GEN="${GOBIN}/controller-gen"
+CRD_OPTIONS ?= "crd:trivialVersions=true,preserveUnknownFields=false"
+
 .EXPORT_ALL_VARIABLES:
 
 default: build
@@ -279,3 +283,7 @@ kind-tekton:
 kind:
 	./hack/install-kind.sh
 	./hack/install-registry.sh
+
+generate-crds:
+	./hack/install-controller-gen.sh
+	"$(CONTROLLER_GEN)" "$(CRD_OPTIONS)" rbac:roleName=manager-role webhook paths="./..." output:crd:artifacts:config=deploy/crds
diff --git a/hack/install-controller-gen.sh b/hack/install-controller-gen.sh
new file mode 100755
index 0000000000..e4ae645b93
--- /dev/null
+++ b/hack/install-controller-gen.sh
@@ -0,0 +1,24 @@
+#!/bin/bash
+
+# Copyright The Shipwright Contributors
+# 
+# SPDX-License-Identifier: Apache-2.0
+
+#
+# Installs controller-gen utility via "go get".
+#
+
+set -eu
+
+# controller-gen version
+CONTROLLER_GEN_VERSION="${CONTROLLER_GEN_VERSION:-v0.4.1}"
+
+if [ ! -f "${GOPATH}/bin/controller-gen" ] ; then
+    echo "# Installing controller-gen..."
+    pushd "$(mktemp -d)" >/dev/null 2>&1
+    GO111MODULE=on go get sigs.k8s.io/controller-tools/cmd/controller-gen@"${CONTROLLER_GEN_VERSION}"
+    popd >/dev/null 2>&1
+fi
+
+# print controller-gen version
+controller-gen --version