Webhook server configuration with kustomize (#1312)

* webhook server configuration with kustomize

* Update README.md

* Update README.md

* Update README.md

Co-authored-by: Yusuke Kuoka <ykuoka@gmail.com>

config/default/gh-webhook-server-auth-proxy-patch.yaml

@@ -1,23 +0,0 @@
-# This patch injects an HTTP proxy sidecar container that performs RBAC
-# authorization against the Kubernetes API using SubjectAccessReviews.
-apiVersion: apps/v1
-kind: Deployment
-metadata:
-  name: github-webhook-server
-spec:
-  template:
-    spec:
-      containers:
-        - name: kube-rbac-proxy
-          image: quay.io/brancz/kube-rbac-proxy:v0.10.0
-          args:
-            - '--secure-listen-address=0.0.0.0:8443'
-            - '--upstream=http://127.0.0.1:8080/'
-            - '--logtostderr=true'
-            - '--v=10'
-          ports:
-            - containerPort: 8443
-              name: https
-        - name: github-webhook-server
-          args:
-            - '--metrics-addr=127.0.0.1:8080'

config/default/kustomization.yaml

@@ -22,8 +22,6 @@ bases:
 - ../certmanager
 # [PROMETHEUS] To enable prometheus monitor, uncomment all sections with 'PROMETHEUS'.
 #- ../prometheus
-# [GH_WEBHOOK_SERVER] To enable the GitHub webhook server, uncomment all sections with 'GH_WEBHOOK_SERVER'.
-#- ../github-webhook-server
 
 patchesStrategicMerge:
 # Protect the /metrics endpoint by putting it behind auth.
@@ -46,10 +44,6 @@ patchesStrategicMerge:
 # 'CERTMANAGER' needs to be enabled to use ca injection
 - webhookcainjection_patch.yaml
 
-# [GH_WEBHOOK_SERVER] To enable the GitHub webhook server, uncomment all sections with 'GH_WEBHOOK_SERVER'.
-# Protect the GitHub webhook server metrics endpoint by putting it behind auth.
-# - gh-webhook-server-auth-proxy-patch.yaml
-
 # the following config is for teaching kustomize how to do var substitution
 vars:
 # [CERTMANAGER] To enable cert-manager, uncomment all sections with 'CERTMANAGER' prefix.