Jenkins在k8s中的安装

• Jenkins在k8s中的安装
  • k8s部署Jenkins.yaml

k8s部署Jenkins.yaml

---
apiVersion: apps/v1
kind: Deployment   #设置资源的类型为Deployment
metadata:    #设置Deployment的元数据
 name: jenkins-rs         #设置Deployment元素的名字
 namespace: default       #设置Deployment元素的namespace
spec:                     #设置Deployment的具体规格
 replicas: 1              #设置Pod的数量
 selector:                #通过selector来匹配相应的Pod的label
   matchLabels: #选择label为jenkins-pod
    name: jenkins-pod
 template:                #设置Pod的模板
  metadata:
   labels:
    name: jenkins-pod     #设置Pod的label的名字为jenkins-pod
  spec:
   containers:            #设置容器的具体规格
   - name: jenkins        #设置容器的名字为jenkins
     image: jenkins/jenkins:lts     #设置容器的镜像为jenkins/jenkins
     ports:
     - containerPort: 8080          #设置容器的端口为8080
---
apiVersion: v1
kind: Service               #设置资源的类型为Service
metadata:
 name: jenkins-service      #设置service的名字
spec:
 type: NodePort             #设置service的端口类型为nodeport   三种方式ClusterIP(分配一个集群内部可以访问的虚拟IP（VIP）)/NodePort(在每个Node上分配一个端口作为外部访问入口)/LoadBalancer(工作在特定的Cloud Provider上，例如Google Cloud，AWS，OpenStack)
 ports:
 - port: 8080               #service暴露在cluster ip上的端口8080
   targetPort: 8080         #targetPort是pod上的端口为8080
   nodePort: 32000         #nodePort是kubernetes提供给集群外部客户访问service入口的一种方式,暴露端口为8050
 selector:
  name: jenkins-pod         #选择label为jenkins-pod的

---
apiVersion: apps/v1
kind: Deployment
metadata:
 name: jenkins-rs
 namespace: default
spec:
 replicas: 1
 selector:
   matchLabels:       
    name: jenkins-pod
 template:
  metadata:               
   labels:
    name: jenkins-pod
  spec:                   
   containers: 
   - name: jenkins
     image: jenkins/jenkins:lts
     ports:
     - containerPort: 8080
---
apiVersion: v1
kind: Service
metadata:
 name: jenkins-service
 namespace: default
spec:
 type: NodePort
 ports:
 - port: 8080
   targetPort: 8080
   nodePort: 32000
 selector:
  name: jenkins-pod

# 执行yaml
kubectl apply -f jenkins.yaml
# 查看资源
kubectl get deploy,svc,pod -n default

kubectl logs pod/jenkins-rs-8594c8c974-fmvb2 -n default