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config.go
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config.go
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/*
Copyright 2018 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.
*/
package manager
import (
"path/filepath"
"sigs.k8s.io/kubebuilder/pkg/scaffold/input"
)
var _ input.File = &Config{}
// Config scaffolds yaml config for the manager.
type Config struct {
input.Input
// Image is controller manager image name
Image string
}
// GetInput implements input.File
func (c *Config) GetInput() (input.Input, error) {
if c.Path == "" {
c.Path = filepath.Join("config", "manager", "manager.yaml")
}
c.TemplateBody = configTemplate
return c.Input, nil
}
var configTemplate = `apiVersion: v1
kind: Namespace
metadata:
labels:
controller-tools.k8s.io: "1.0"
name: system
---
apiVersion: v1
kind: Service
metadata:
name: controller-manager-service
namespace: system
labels:
control-plane: controller-manager
controller-tools.k8s.io: "1.0"
spec:
selector:
control-plane: controller-manager
controller-tools.k8s.io: "1.0"
ports:
- port: 443
---
apiVersion: apps/v1
kind: StatefulSet
metadata:
name: controller-manager
namespace: system
labels:
control-plane: controller-manager
controller-tools.k8s.io: "1.0"
spec:
selector:
matchLabels:
control-plane: controller-manager
controller-tools.k8s.io: "1.0"
serviceName: controller-manager-service
template:
metadata:
labels:
control-plane: controller-manager
controller-tools.k8s.io: "1.0"
spec:
containers:
- command:
- /manager
image: {{ .Image }}
imagePullPolicy: Always
name: manager
env:
- name: POD_NAMESPACE
valueFrom:
fieldRef:
fieldPath: metadata.namespace
- name: SECRET_NAME
value: $(WEBHOOK_SECRET_NAME)
resources:
limits:
cpu: 100m
memory: 30Mi
requests:
cpu: 100m
memory: 20Mi
ports:
- containerPort: 9876
name: webhook-server
protocol: TCP
volumeMounts:
- mountPath: /tmp/cert
name: cert
readOnly: true
terminationGracePeriodSeconds: 10
volumes:
- name: cert
secret:
defaultMode: 420
secretName: webhook-server-secret
---
apiVersion: v1
kind: Secret
metadata:
name: webhook-server-secret
namespace: system
`