add support for config IMAGE_TAG and rbac proxy image

Makefile

@@ -61,10 +61,12 @@ IMAGE_REGISTRY ?= k8s.gcr.io/nfd
 IMAGE_NAME := node-feature-discovery-operator
 IMAGE_TAG_NAME ?= $(VERSION)
 IMAGE_EXTRA_TAG_NAMES ?=
-IMAGE_REPO := $(IMAGE_REGISTRY)/$(IMAGE_NAME)
-IMAGE_TAG := $(IMAGE_REPO):$(IMAGE_TAG_NAME)
+IMAGE_REPO ?= $(IMAGE_REGISTRY)/$(IMAGE_NAME)
+IMAGE_TAG ?= $(IMAGE_REPO):$(IMAGE_TAG_NAME)
 IMAGE_EXTRA_TAGS := $(foreach tag,$(IMAGE_EXTRA_TAG_NAMES),$(IMAGE_REPO):$(tag))
 
+IMAGE_TAG_RBAC_PROXY ?= gcr.io/kubebuilder/kube-rbac-proxy:v0.5.0
+
 # Produce CRDs that work back to Kubernetes 1.11 (no version conversion)
 CRD_OPTIONS ?= "crd:trivialVersions=true,preserveUnknownFields=false"
 
@@ -81,10 +83,12 @@ PACKAGE=github.com/kubernetes-sigs/node-feature-discovery-operator
 MAIN_PACKAGE=main.go
 BIN=node-feature-discovery-operator
 
+PROJECT_DIR := $(shell dirname $(abspath $(lastword $(MAKEFILE_LIST))))
+
 all: build
 
 # Run tests
-ENVTEST_ASSETS_DIR=$(shell pwd)/testbin
+ENVTEST_ASSETS_DIR=$(PROJECT_DIR)/testbin
 test: generate fmt vet manifests
 	mkdir -p ${ENVTEST_ASSETS_DIR}
 	test -f ${ENVTEST_ASSETS_DIR}/setup-envtest.sh || curl -sSLo ${ENVTEST_ASSETS_DIR}/setup-envtest.sh https://raw.githubusercontent.com/kubernetes-sigs/controller-runtime/v0.7.0/hack/setup-envtest.sh
@@ -110,7 +114,10 @@ uninstall: manifests kustomize
 
 # Deploy controller in the configured Kubernetes cluster in ~/.kube/config
 deploy: kustomize
-	cd config/manager && $(KUSTOMIZE) edit set image controller=${IMAGE_TAG}
+	cd $(PROJECT_DIR)/config/manager && \
+		$(KUSTOMIZE) edit set image controller=${IMAGE_TAG}
+	cd $(PROJECT_DIR)/config/default && \
+		$(KUSTOMIZE) edit set image kube-rbac-proxy=${IMAGE_TAG_RBAC_PROXY}
 	$(KUSTOMIZE) build config/default | kubectl apply -f -
 
 # UnDeploy controller from the configured Kubernetes cluster in ~/.kube/config
@@ -173,17 +180,16 @@ site-serve:
 	$(SITE_BUILD_CMD) sh -c '/usr/local/bin/bundle install && "$$BUNDLE_BIN/jekyll" serve $(JEKYLL_OPTS) -H 127.0.0.1'
 
 # Download controller-gen locally if necessary
-CONTROLLER_GEN = $(shell pwd)/bin/controller-gen
+CONTROLLER_GEN = $(PROJECT_DIR)/bin/controller-gen
 controller-gen:
 	$(call go-get-tool,$(CONTROLLER_GEN),sigs.k8s.io/controller-tools/cmd/controller-gen@v0.4.1)
 
 # Download kustomize locally if necessary
-KUSTOMIZE = $(shell pwd)/bin/kustomize
+KUSTOMIZE = $(PROJECT_DIR)/bin/kustomize
 kustomize:
 	$(call go-get-tool,$(KUSTOMIZE),sigs.k8s.io/kustomize/kustomize/v3@v3.8.7)
 
 # go-get-tool will 'go get' any package $2 and install it to $1.
-PROJECT_DIR := $(shell dirname $(abspath $(lastword $(MAKEFILE_LIST))))
 define go-get-tool
 @[ -f $(1) ] || { \
 set -e ;\
@@ -212,4 +218,4 @@ bundle-build:
 # push the bundle image.
 .PHONY: bundle-push
 bundle-push:
-	$(IMAGE_PUSH_CMD) $(BUNDLE_IMG)
+	$(IMAGE_PUSH_CMD) $(BUNDLE_IMG)

config/default/kustomization.yaml

@@ -1,3 +1,8 @@
+images:
+- name: kube-rbac-proxy
+  newName: gcr.io/kubebuilder/kube-rbac-proxy
+  newTag: v0.5.0
+
 # Adds namespace to all resources.
 namespace: node-feature-discovery-operator
 
@@ -72,4 +77,3 @@ vars:
 #    kind: Service
 #    version: v1
 #    name: webhook-service
-

config/default/manager_auth_proxy_patch.yaml

@@ -10,7 +10,7 @@ spec:
     spec:
       containers:
       - name: kube-rbac-proxy
-        image: gcr.io/kubebuilder/kube-rbac-proxy:v0.5.0
+        image: kube-rbac-proxy:v0.5.0
         args:
         - "--secure-listen-address=0.0.0.0:8443"
         - "--upstream=http://127.0.0.1:8080/"
@@ -24,4 +24,3 @@ spec:
         - "--health-probe-bind-address=:8081"
         - "--metrics-bind-address=127.0.0.1:8080"
         - "--leader-elect"
-