3.2.3.3. jenkins-Kubernets合辑2-部署Ingress

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Jenkins 部署完毕后，如果用户需要访问jenkins dashboard，那么通常建议配置 ingress ，这样比 NodePort 更方便，至少不用携带端口。但是不合理的代理配置会导致jenkins提示反向代理错误。

jenkins.yaml：

```
apiVersion: v1
kind: Namespace
metadata:
  name: devops
---
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: jenkins-default
  namespace: devops
spec:
  storageClassName: managed-nfs-storage
  accessModes:
    - ReadWriteMany
  resources:
    requests:
      storage: 5Gi
---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: jenkins-default
  namespace: devops
spec:
  replicas: 1
  selector:
    matchLabels:
      app: jenkins
      instance: default
  template:
    metadata:
      labels:
        app: jenkins
        instance: default
    spec:
      containers:
      - name: jenkins-server
        image: jenkins/jenkins:2.344
        ports:
        - name: http-port
          containerPort: 8080
        - name: jnlp-port
          containerPort: 50000
        volumeMounts:
        - name: jenkins-home
          mountPath: /var/jenkins_home
        resources:
          limits:
            cpu: 2048m
            memory: 2048Mi
          requests:
            cpu: 100m
            memory: 512Mi
      volumes:
      - name: jenkins-home
        persistentVolumeClaim:
          claimName: jenkins-default
---
apiVersion: v1
kind: Service
metadata:
  name: jenkins-default-web
  namespace: devops
spec:
  type: ClusterIP
  selector:
    app: jenkins
    instance: default
  ports: 
  - port: 8080
    targetPort: http-port
---
apiVersion: v1
kind: Service
metadata:
  name: jenkins-default-jnlp
  namespace: devops
spec:
  type: ClusterIP
  selector:
    app: jenkins
    instance: default
  ports: 
  - port: 50000
    targetPort: jnlp-port
---
apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:
  name: jenkins-default
  namespace: devops
  annotations:
    nginx.org/client-max-body-size: 64m
    nginx.org/keepalive: "4"
spec:
  ingressClassName: nginx
  rules:
  - host: jenkins-default.huanle.com
    http:
      paths:
      - path: /
        pathType: Prefix
        backend:
          service:
            name: jenkins-default-web
            port:
              number: 8080
  tls:
  - hosts:
    - jenkins-default.huanle.com

```

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