关于jenkins:JenkinsK8S自动化集成和部署SpringCloud微服务和Nextjs项目

前言

最近在学习如何应用jenkins联合阿里云k8s自动化集成和部署springcloud微服务和前端next.js我的项目,当初记录下来分享给大家,文章有什么不妥的中央,心愿大佬们批评指正。

DevOps CI/CD架构

面向对象

  • 纯熟应用vue或者react
  • 纯熟应用SpringCloud微服务
  • 纯熟应用docker容器
  • 纯熟应用jenkins自动化运维工具
  • 纯熟应用k8s(deployment、service、ingress)

筹备工作

1、购买阿里云ACK集群(或者自行搭建)

我购买的是阿里云ACK托管版,创立集群地址

留神:创立ACK集群不免费,免费的是外面的NAT网关、SLB负载平衡、ECS服务器等

2、装置gitlab

这里我之前写了一篇阿里云ECS搭建gitlab,装置gitlab地址

3、装置jenkins

这里我之前写了一篇阿里云ECS搭建jenkins,装置jenkins地址

4、装置docker

应用官网举荐yum 装置比拟不便,装置如下:

sudo yum install -y yum-utils \
  device-mapper-persistent-data \
  lvm2

sudo yum-config-manager \
    --add-repo \
    https://download.docker.com/linux/centos/docker-ce.repo

sudo yum install docker-ce docker-ce-cli containerd.io

零碎架构

Next.js 前端开发

Next.js我的项目:

服务:react+next.js

服务端口:3000,

K8S:Deployment+Server+Ingress

Pod名:demo-webapp

Dockerfile

FROM node:12

# 设置工作门路。所有的门路都会关联WORKDIR
WORKDIR /usr/src/app

# 装置依赖
COPY package*.json ./
RUN npm install

# 拷贝源文件
COPY . .

# 构建利用
RUN npm run build

# 运行利用
CMD [ "npm", "start" ]

SpringCloud微服务开发

1、服务发现:

微服务:SpringCloud Eureka,

微服务名:demo-eureka-server

微服务端口:8761,

K8S:Deployment+Service+Ingress(因为要通过网址查看服务注册状况,所以要增加ingress)

Pod名:demo-eureka-server

2、服务配置:

微服务:SpringCloud Config

微服务名:demo-config-server

微服务端口:8888,

K8S:Deployment+Service

Pod名:demo-config-server

3、服务认证和受权:

微服务:SpringSecurity + Oauth2

微服务名:demo-auth-service

微服务端口:8901,

K8S:Deployment+Service

Pod名:demo-auth-service

4、网关服务:

微服务:SpringCloud Zuul

微服务名:demo-auth-service

微服务端口:5555,

K8S:Deployment+Service+Ingress(服务网关是所有服务对外惟一入口,所以要配置ingress)

Pod名:demo-auth-service

5、编写Dockerfile、K8S yaml

为了不便起见,下面的微服务名和Pod名都设置雷同名称,具体的服务开发过程这里就临时疏忽,前面有工夫再写篇搭建企业级微服务的文章吧,相干微服务的目录构造如下所示:

留神:不同服务之间Dockerfile和k8s yaml文件大同小异,咱们以Eureka为例:

Eureka Dockerfile:

FROM openjdk:8-jdk-alpine
MAINTAINER "zhangwei"<zhangwei900808@126.com>
RUN mkdir -p /usr/local/configsvr
ARG JAR_FILE
ADD ${JAR_FILE} /usr/local/configsvr/app.jar
ENTRYPOINT ["java","-Djava.security.egd=file:/dev/./urandom","-jar","/usr/local/configsvr/app.jar"]
EXPOSE 8888

Eureka K8S Yaml:

apiVersion: extensions/v1beta1
kind: Ingress
metadata:
  annotations:
    nginx.ingress.kubernetes.io/configuration-snippet: |
      rewrite ^/eureka/css/(.*)$ /eureka/eureka/css/$1 redirect;
      rewrite ^/eureka/js/(.*)$ /eureka/eureka/js/$1 redirect;
    nginx.ingress.kubernetes.io/force-ssl-redirect: 'true'
    nginx.ingress.kubernetes.io/rewrite-target: /$2
    nginx.ingress.kubernetes.io/service-weight: ''
  generation: 4
  name: <podname>-ingress
  namespace: default
spec:
  rules:
  - host: baidu.com
    http:
      paths:
      - backend:
          serviceName: <podname>-svc
          servicePort: 8761
        path: /eureka(/|$)(.*)
        pathType: ImplementationSpecific
---
apiVersion: v1
kind: Service
metadata:
  name: <podname>-svc
  namespace: default
spec:
  externalTrafficPolicy: Local
  ports:
  - nodePort: 31061
    port: 8761
    protocol: TCP
    targetPort: 8761
  selector:
    app: <podname>
  sessionAffinity: None
  type: NodePort
---
apiVersion: apps/v1
kind: Deployment
metadata:
  annotations:
    deployment.kubernetes.io/revision: '1'
  generation: 1
  labels:
    app: <podname>
  name: <podname>
  namespace: default
spec:
  progressDeadlineSeconds: 600
  replicas: 1
  revisionHistoryLimit: 10
  selector:
    matchLabels:
      app: <podname>
  strategy:
    rollingUpdate:
      maxSurge: 25%
      maxUnavailable: 25%
    type: RollingUpdate
  template:
    metadata:
      labels:
        app: <podname>
    spec:
      containers:
      - env:
        - name: LANG
          value: C.UTF-8
        - name: JAVA_HOME
          value: /usr/lib/jvm/java-1.8-openjdk
        image: <imagename>
        imagePullPolicy: IfNotPresent
        name: <podname>
        ports:
        - containerPort: 8761
          protocol: TCP
        resources:
          requests:
            cpu: 250m
            memory: 512Mi
        terminationMessagePath: /dev/termination-log
        terminationMessagePolicy: File
      dnsPolicy: ClusterFirst
      restartPolicy: Always
      schedulerName: default-scheduler
      securityContext: {}
      terminationGracePeriodSeconds: 30

留神:不同的策服务bootstrap.yml和application.yml文件还是有所区别,比方上面这些:

demo-auth-service、demo-zuul-server 配置bootstrap.yml文件增加SpringCloud Config地址:

spring:
  application:
    name: authservice
  cloud:
    config:
      enabled: true
      # config的Server名
      uri: http://demo-config-server-svc:8888

demo-auth-service、demo-zuul-server、demo-config-server 配置application.yml文件增加Eureka地址:

eureka:
  instance:
    preferIpAddress: true
    hostname: demo-eureka-server-svc
  client:
    register-with-eureka: true
    fetch-registry: true
    service-url:
      # eureka的Server名
      defaultZone: http://demo-eureka-server-svc:8761/eureka/

Git工作流

依照Git工作流,个别咱们能够分为:开发环境(develop)、测试环境(release)、预生产环境(uat)和生产环境(prop),对应的分支别离是:dev、test、release、master,因而不同阶段提交的代码所属分支也不雷同,且dockerfile、jenkins pipline、k8s yaml文件也不雷同,这个要留神下。

Jenkins DevOps CI/CD

1、视图标准

jenkins能够依照git工作流增加:测试视图、预生产视图、生产视图,如下所示:

2、创立流水线工作


咱们先创立流水线工作并编写pipline script脚本来创立CI/CD流水线步骤

3、编写前端的pipline script

先编写环境变量

environment {
  GIT_REPOSITORY="前端代码仓库地址"
  K8S_YAML="k8s yaml文件所在目录"
  DOCKER_USERNAME="docker 仓库用户名"
  DOCKER_PWD="docker仓库明码"
  ALIYUN_DOCKER_HOST = '阿里云docker仓库域名'
  ALIYUN_DOCKER_NAMESPACE="阿里云docker仓库命名空间"
  ALIYUN_DOCKER_REPOSITORY_NAME="阿里云docker仓库命名空间下的仓库名"
}

步骤一:克隆代码

stage("Clone") {
    steps {
        echo "1.Clone Stage"
         // 删除文件夹
        deleteDir()
        // 测试分支,jenkins-gitlab-ssh-hash是ssh密钥,替换成本人的就好
        git branch: 'test', credentialsId: 'jenkins-gitlab-ssh-hash', url: "${GIT_REPOSITORY}"
        script {
            // 获取git提交的hash值做为docker镜像tag
            GIT_TAG = sh(returnStdout: true, script: 'git rev-parse --short HEAD').trim()
            // 组装成残缺地址
            DOCKER_REPOSITORY = "${ALIYUN_DOCKER_HOST}/${ALIYUN_DOCKER_NAMESPACE}/${ALIYUN_DOCKER_REPOSITORY_NAME}"
            DOCKER_REPOSITORY_TAG = "${DOCKER_REPOSITORY}:${GIT_TAG}"
        }
    }
}

步骤二:代码测试

stage("Test") {
    steps {
        echo "2.Test Stage"
    }
}

步骤三:制作docker镜像

stage("Build") {
    steps {
        echo "3.Build Docker Image Stage"
        sh "docker build -t ${DOCKER_REPOSITORY_TAG} -f docker/Dockerfile ."
    }
}

步骤四:推送docker镜像

stage("Push") {
    steps {
        echo "4.Push Docker Image Stage"
        //推送Docker镜像,username 跟 password 为 阿里云容器镜像服务的账号密码
        sh "docker login --username=${DOCKER_USERNAME} --password=${DOCKER_PWD} ${ALIYUN_DOCKER_HOST}"

        // 开始推送镜像到阿里云docker镜像仓库
        sh "docker push ${DOCKER_REPOSITORY_TAG}"
        // 删除jenkins生成的image
        sh '''
            docker images | grep seaurl | awk '{print $3}' | xargs docker rmi -f
        '''
    }
}

步骤五:k8s部署docker镜像

stage("Deploy") {
    steps {
        echo "5.公布镜像"
        // 应用sed替换k8s yaml文件中的<imagename>和<podname>
        sh "sed -i 's#<imagename>#${DOCKER_REPOSITORY_TAG}#g;s#<podname>#${POD_NAME}#g' ${K8S_YAML}"
        // 执行利用k8s yaml
        sh "kubectl apply -f ${K8S_YAML}"
    }
}

sed 语法大家能够自行百度,这里我应用的是#分隔,而没有应用/分隔,起因是分隔的字符中蕴含/,所以不能再用。

首先,咱们来看看前端k8s yaml文件

apiVersion: extensions/v1beta1
kind: Ingress
metadata:
  annotations:
    cert-manager.io/cluster-issuer: letsencrypt-prod-http01
    kubernetes.io/ingress.class: nginx
    nginx.ingress.kubernetes.io/force-ssl-redirect: 'true'
    nginx.ingress.kubernetes.io/service-weight: ''
  generation: 3
  name: <podname>-ingress
  namespace: default
spec:
  rules:
    - host: baidu.com
      http:
        paths:
          - backend:
              serviceName: <podname>-svc
              servicePort: 3000
            path: /
            pathType: ImplementationSpecific
  tls:
    - hosts:
        - baidu.com
      secretName: <podname>-ingress
---
apiVersion: v1
kind: Service
metadata:
  name: <podname>-svc
  namespace: default
spec:
  ports:
    - port: 3000
      protocol: TCP
      targetPort: 3000
  selector:
    app: <podname>
  sessionAffinity: None
  type: ClusterIP
---
apiVersion: apps/v1
kind: Deployment
metadata:
  annotations:
    deployment.kubernetes.io/revision: '1'
  generation: 1
  labels:
    app: <podname>
  name: <podname>
  namespace: default
spec:
  progressDeadlineSeconds: 600
  replicas: 1
  revisionHistoryLimit: 10
  selector:
    matchLabels:
      app: <podname>
  strategy:
    rollingUpdate:
      maxSurge: 25%
      maxUnavailable: 25%
    type: RollingUpdate
  template:
    metadata:
      labels:
        app:<podname>
    spec:
      containers:
        - image: <imagename>
          imagePullPolicy: IfNotPresent
          name: <podname>
          resources:
            requests:
              cpu: 250m
              memory: 512Mi

下面的yaml文件中蕴含:deployment、service和ingress,ingress中配置了tls,因而能够应用https来拜访域名,并且配置了nginx.ingress.kubernetes.io/force-ssl-redirect: 'true'所以能够主动将http 跳转到https,其中外面的<podname>和<imagename>是要被sed替换成实在名称和地址。

残缺的pipline script脚本:

pipeline {
    agent any
    environment {
      GIT_REPOSITORY="前端代码仓库地址"
      K8S_YAML="k8s yaml文件所在目录"
      DOCKER_USERNAME="docker 仓库用户名"
      DOCKER_PWD="docker仓库明码"
      ALIYUN_DOCKER_HOST = '阿里云docker仓库域名'
      ALIYUN_DOCKER_NAMESPACE="阿里云docker仓库命名空间"
      ALIYUN_DOCKER_REPOSITORY_NAME="阿里云docker仓库命名空间下的仓库名"
    }
    stages {
        stage("Clone") {
            steps {
                echo "1.Clone Stage"
                 // 删除文件夹
                deleteDir()
                // 测试分支,jenkins-gitlab-ssh-hash是ssh密钥,替换成本人的就好
                git branch: 'test', credentialsId: 'jenkins-gitlab-ssh-hash', url: "${GIT_REPOSITORY}"
                script {
                    // 获取git提交的hash值做为docker镜像tag
                    GIT_TAG = sh(returnStdout: true, script: 'git rev-parse --short HEAD').trim()
                    // 组装成残缺地址
                    DOCKER_REPOSITORY = "${ALIYUN_DOCKER_HOST}/${ALIYUN_DOCKER_NAMESPACE}/${ALIYUN_DOCKER_REPOSITORY_NAME}"
                    DOCKER_REPOSITORY_TAG = "${DOCKER_REPOSITORY}:${GIT_TAG}"
                }
            }
        }
        stage("Test") {
            steps {
                echo "2.Test Stage"
            }
        }
        stage("Build") {
            steps {
                echo "3.Build Docker Image Stage"
                sh "docker build -t ${DOCKER_REPOSITORY_TAG} -f docker/Dockerfile ."
            }
        }
        stage("Push") {
            steps {
                echo "4.Push Docker Image Stage"
                //推送Docker镜像,username 跟 password 为 阿里云容器镜像服务的账号密码
                sh "docker login --username=${DOCKER_USERNAME} --password=${DOCKER_PWD} ${ALIYUN_DOCKER_HOST}"
        
                // 开始推送镜像到阿里云docker镜像仓库
                sh "docker push ${DOCKER_REPOSITORY_TAG}"
                // 删除jenkins生成的image
                sh '''
                    docker images | grep seaurl | awk '{print $3}' | xargs docker rmi -f
                '''
            }
        }
        stage("Deploy") {
            steps {
                echo "5.公布镜像"
                // 应用sed替换k8s yaml文件中的<imagename>和<podname>
                sh "sed -i 's#<imagename>#${DOCKER_REPOSITORY_TAG}#g;s#<podname>#${POD_NAME}#g' ${K8S_YAML}"
                // 执行利用k8s yaml
                sh "kubectl apply -f ${K8S_YAML}"
            }
        }
    }
}

4、编写微服务的pipline script

先编写环境变量

environment {
    GIT_REPOSITORY="代码仓库地址"
    MODULE_NAME="maven 模块名"
    POD_NAME="k8s pod name"
    K8S_YAML="${MODULE_NAME}/src/main/k8s/eurekasvr.yaml"
    DOCKER_USERNAME="docker 仓库用户名"
    DOCKER_PWD="docker仓库明码"
    ALIYUN_DOCKER_HOST = 阿里云docker仓库域名'
    ALIYUN_DOCKER_NAMESPACE="阿里云docker仓库命名空间"
    ALIYUN_DOCKER_REPOSITORY_NAME="阿里云docker仓库命名空间下的仓库名"
}

步骤一:克隆代码

stage("Clone") {
    steps {
        echo "1.Clone Stage"
         // 删除文件夹
        deleteDir()
        // 测试分支,jenkins-gitlab-ssh-hash是ssh密钥,替换成本人的就好
        git branch: 'test', credentialsId: 'jenkins-gitlab-ssh-hash', url: "${GIT_REPOSITORY}"
        script {
            // 获取git提交的hash值做为docker镜像tag
            GIT_TAG = sh(returnStdout: true, script: 'git rev-parse --short HEAD').trim()
            // 组装成残缺地址
            DOCKER_REPOSITORY = "${ALIYUN_DOCKER_HOST}/${ALIYUN_DOCKER_NAMESPACE}/${ALIYUN_DOCKER_REPOSITORY_NAME}"
            DOCKER_REPOSITORY_TAG = "${DOCKER_REPOSITORY}:${GIT_TAG}"
        }
    }
}

步骤二:代码测试

stage("Test") {
    steps {
        echo "2.Test Stage"
    }
}

步骤三:制作docker镜像

stage("Build") {
    steps {
        echo "3.Build Server"
        sh "mvn -e -U -pl ${MODULE_NAME} -am clean package -Dmaven.test.skip=true dockerfile:build -Ddockerfile.tag=${GIT_TAG} -Ddockerfile.repository=${DOCKER_REPOSITORY}"
    }
}

这里阐明一下,因为咱们应用的是maven 多模块所以打包编译的时候要分模块来打包,所以要应用-pl指定模块名,而后咱们pom.xml中应用了dockerfile-maven-plugin,如下所示:

<build>
    <plugins>
        <plugin>
            <groupId>com.spotify</groupId>
            <artifactId>dockerfile-maven-plugin</artifactId>
            <version>1.4.10</version>
            <configuration>
                <!--  指定dockerfile所在目录-->
                <dockerfile>src/main/docker/Dockerfile</dockerfile>
                <buildArgs>
                    <!--提供参数向Dockerfile传递-->
                    <JAR_FILE>target/${project.build.finalName}.jar</JAR_FILE>
                </buildArgs>
            </configuration>
        </plugin>
        <plugin>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-maven-plugin</artifactId>
        </plugin>
    </plugins>
</build>

步骤四:推送docker镜像

 stage("Push") {
    steps {
        echo "4.Push Docker Image Stage"
        //推送Docker镜像,username 跟 password 为 阿里云容器镜像服务的账号密码
        sh "docker login --username=${DOCKER_USERNAME} --password=${DOCKER_PWD} ${ALIYUN_DOCKER_HOST}"

        // 开始推送镜像到阿里云docker镜像仓库
        sh "docker push ${DOCKER_REPOSITORY_TAG}"
        // 删除jenkins生成的image
        sh '''
            docker images | grep seaurl | awk '{print $3}' | xargs docker rmi -f
        '''
    }
}
        

步骤五:k8s部署docker镜像

stage("Deploy") {
    steps {
        echo "5.公布镜像"
        // 应用sed替换k8s yaml文件中的<imagename>和<podname>
        sh "sed -i 's#<imagename>#${DOCKER_REPOSITORY_TAG}#g;s#<podname>#${POD_NAME}#g' ${K8S_YAML}"
        // 执行利用k8s yaml
        sh "kubectl apply -f ${K8S_YAML}"
    }
}

sed 语法大家能够自行百度,这里我应用的是#分隔,而没有应用/分隔,起因是分隔的字符中蕴含/,所以不能再用。

首先,咱们来看看Eureka k8s yaml文件

apiVersion: extensions/v1beta1
kind: Ingress
metadata:
  annotations:
    nginx.ingress.kubernetes.io/configuration-snippet: |
      rewrite ^/eureka/css/(.*)$ /eureka/eureka/css/$1 redirect;
      rewrite ^/eureka/js/(.*)$ /eureka/eureka/js/$1 redirect;
    nginx.ingress.kubernetes.io/force-ssl-redirect: 'true'
    nginx.ingress.kubernetes.io/rewrite-target: /$2
    nginx.ingress.kubernetes.io/service-weight: ''
  generation: 4
  name: <podname>-ingress
  namespace: default
spec:
  rules:
  - host: baidu.com
    http:
      paths:
      - backend:
          serviceName: <podname>-svc
          servicePort: 8761
        path: /eureka(/|$)(.*)
        pathType: ImplementationSpecific
---
apiVersion: v1
kind: Service
metadata:
  name: <podname>-svc
  namespace: default
spec:
  externalTrafficPolicy: Local
  ports:
  - nodePort: 31061
    port: 8761
    protocol: TCP
    targetPort: 8761
  selector:
    app: <podname>
  sessionAffinity: None
  type: NodePort
---
apiVersion: apps/v1
kind: Deployment
metadata:
  annotations:
    deployment.kubernetes.io/revision: '1'
  generation: 1
  labels:
    app: <podname>
  name: <podname>
  namespace: default
spec:
  progressDeadlineSeconds: 600
  replicas: 1
  revisionHistoryLimit: 10
  selector:
    matchLabels:
      app: <podname>
  strategy:
    rollingUpdate:
      maxSurge: 25%
      maxUnavailable: 25%
    type: RollingUpdate
  template:
    metadata:
      labels:
        app: <podname>
    spec:
      containers:
      - env:
        - name: LANG
          value: C.UTF-8
        - name: JAVA_HOME
          value: /usr/lib/jvm/java-1.8-openjdk
        image: <imagename>
        imagePullPolicy: IfNotPresent
        name: <podname>
        ports:
        - containerPort: 8761
          protocol: TCP
        resources:
          requests:
            cpu: 250m
            memory: 512Mi
        terminationMessagePath: /dev/termination-log
        terminationMessagePolicy: File
      dnsPolicy: ClusterFirst
      restartPolicy: Always
      schedulerName: default-scheduler
      securityContext: {}
      terminationGracePeriodSeconds: 30

下面的yaml文件中蕴含:deployment、service和ingress,ingress中配置了tls,因而能够应用https来拜访域名,并且配置了nginx.ingress.kubernetes.io/force-ssl-redirect: 'true'所以能够主动将http 跳转到https,其中外面的<podname>和<imagename>是要被sed替换成实在名称和地址。

残缺的pipline script脚本:

pipeline {
    agent any
    environment {
        GIT_REPOSITORY="代码仓库地址"
        MODULE_NAME="maven 模块名"
        POD_NAME="k8s pod name"
        K8S_YAML="${MODULE_NAME}/src/main/k8s/eurekasvr.yaml"
        DOCKER_USERNAME="docker 仓库用户名"
        DOCKER_PWD="docker仓库明码"
        ALIYUN_DOCKER_HOST = 阿里云docker仓库域名'
        ALIYUN_DOCKER_NAMESPACE="阿里云docker仓库命名空间"
        ALIYUN_DOCKER_REPOSITORY_NAME="阿里云docker仓库命名空间下的仓库名"
    }
    stages {
        stage("Clone") {
            steps {
                echo "1.Clone Stage"
                // 删除文件夹
                deleteDir()
                git branch: 'test',credentialsId: '1297dda3-e592-4e70-8fb0-087a26c08db0', url: "${GIT_REPOSITORY}"
                script {
                    // 获取git代码tag为docker仓库tag
                    // GIT_TAG = sh(returnStdout: true,script: 'git describe --tags --always').trim()
                    // 获取git提交hash做为docker仓库tag
                    GIT_TAG = sh(returnStdout: true, script: 'git rev-parse --short HEAD').trim()
                    DOCKER_REPOSITORY = "${ALIYUN_DOCKER_HOST}/${ALIYUN_DOCKER_NAMESPACE}/${ALIYUN_DOCKER_REPOSITORY_NAME}"
                    // docker 阿里镜像仓库
                    DOCKER_REPOSITORY_TAG = "${DOCKER_REPOSITORY}:${GIT_TAG}"
                }
            }
        }
        stage("Test") {
            steps {
                echo "2.Test Stage"
            }
        }
        stage("Build") {
            steps {
                echo "3.Build Server"
                sh "mvn -e -U -pl ${MODULE_NAME} -am clean package -Dmaven.test.skip=true dockerfile:build -Ddockerfile.tag=${GIT_TAG} -Ddockerfile.repository=${DOCKER_REPOSITORY}"
            }
        }
         stage("Push") {
            steps {
                echo "4.Push Docker Image Stage"
                //推送Docker镜像,username 跟 password 为 阿里云容器镜像服务的账号密码
                sh "docker login --username=${DOCKER_USERNAME} --password=${DOCKER_PWD} ${ALIYUN_DOCKER_HOST}"
        
                // 开始推送镜像到阿里云docker镜像仓库
                sh "docker push ${DOCKER_REPOSITORY_TAG}"
                // 删除jenkins生成的image
                sh '''
                    docker images | grep seaurl | awk '{print $3}' | xargs docker rmi -f
                '''
            }
        }
        stage("Deploy") {
            steps {
                echo "5.公布镜像"
                sh "sed -i 's#<dockerrepository>#${DOCKER_REPOSITORY_TAG}#g;s#<podname>#${POD_NAME}#g' ${K8S_YAML}"
                sh "kubectl apply -f ${K8S_YAML}"
            }
        }
    }
}

查看k8s是否胜利

能够通过命令

kubectl get deploy
kubectl get pod
kubectl get svc
kubectl get ingress

还能够查看pod日志,对其胜利或失败进行剖析:

kubectl logs podname

拜访Eureka

postman拜访微服务接口地址

能够通过postman接口拜访对外的zuul地址,查看是否能够认证通过:

浏览器拜访Web页面地址

能够通过next.js的部署地址,查看是否部署胜利:

总结

1、jenkins pipline script脚本和Dockerfile写法网上各式各样,大家找到一个符合标准的就好
2、kubectl apply -f 的作用是:如果没有创立deployment就会创立,否则就更新
3、微服务k8s yaml文件中Service要设置type: NodePort否则,微服务间不能通信
4、jenkins 编译微服务的maven模块要用到-pl 和 dockerfile-maven-plugin
5、微服务如果要用k8s ingress要设置https,以及http主动跳转到https

援用

JenkinsPipeline部署一个Kubernetes 利用
采纳jenkins pipeline实现主动构建并部署至k8s
Configuring-CI-CD-on-Kubernetes-with-Jenkins
spring-k8s
jenkins pipeline 主动构建并部署至k8s
微服务实战(一)基于OAUTH2.0对立认证受权的微服务基础架构
应用cert-manager申请收费的HTTPS证书
SPRINGBOOT利用SPRING.PROFILES.ACTIVE=@SPRING.ACTIVE@不同环境下灵便切换配置文件
https://kuboard.cn/learning/k8s-practice/ocp/eureka-server.html#%E6%9F%A5%E7%9C%8B%E9%83%A8%E7%BD%B2%E7%BB%93%E6%9E%9C
kubernetes部署微服务spring cloud的简略例子
k8s-nginx-ingress eureka二级门路转发的问题

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