config/certmanager/certificate.yaml

# Copyright 2022 Google LLC.
#
# 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.

# The following manifests contain a self-signed issuer CR and a certificate CR.
# More document can be found at https://docs.cert-manager.io
# WARNING: Targets CertManager v1.0. Check https://cert-manager.io/docs/installation/upgrading/ for breaking changes.
apiVersion: cert-manager.io/v1
kind: Issuer
metadata:
  name: selfsigned-issuer
  namespace: system
spec:
  selfSigned: {}
---
apiVersion: cert-manager.io/v1
kind: Certificate
metadata:
  name: serving-cert # this name should match the one appeared in kustomizeconfig.yaml
  namespace: system
spec:
  # $(SERVICE_NAME) and $(SERVICE_NAMESPACE) will be substituted by kustomize
  dnsNames:
    - $(SERVICE_NAME).$(SERVICE_NAMESPACE).svc
    - $(SERVICE_NAME).$(SERVICE_NAMESPACE).svc.cluster.local
  issuerRef:
    kind: Issuer
    name: selfsigned-issuer
  secretName: webhook-server-cert # this secret will not be prefixed, since it's not managed by kustomize