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guestbook-microservices-k8s's Introduction

部署方式 1:开发者环境部署:

1.1硬件配置

8C 16GB 机器一台,或者 2 台 4C 8G 机器。

1.2 一键编译打包 Java 项目

下载代码:git clone https://github.com/alexwang66/Guestbook-microservices-k8s.git

依赖下载,打包

在代码根目录中执行命令: cd Guestbook-microservices-k8s mvn package

默认 mvn package 会从 maven **仓库进行下载,速度较慢,建议配置阿里云的 maven 仓库下载依赖。

1.3 本地运行 Java 项目

配置/etc/hosts 文件

➜ ~ cat /etc/hosts 127.0.0.1 eureka-server zipkin-server

增加本地对 eureka-serverzipkin-server 域名的解析。

本地运行

在代码根目录中执行./runAll.sh,选择 Y

微服务 访问路径
Discovery Service http://localhost:8761
Guestbook service http://localhost:2222/guestbook/
Gateway service http://localhost:8765/guestbook/
Zipkin service http://localhost:9411

1.4 停止本地运行的 Java 项目

在代码根目录中执行./stopAll.sh

部署方式 2: Kubernetes 部署

2.1 配置免费本地 Docker 镜像中心 JFrog Container Registry

  1. 创建$JFROG_HOME环境变量。

    export $JFROG_HOME=/Users/yourUser/.jfrog/JFROG_HOME

  2. 创建 JCR 工作目录

    mkdir -p $JFROG_HOME/jcr/var/etc/
    cd $JFROG_HOME/jcr/var/etc/
    touch ./system.yaml
    chown -R 1030:1030 $JFROG_HOME/jcr/var
	
  1. 启动镜像

    docker run --name artifactory-jcr -v $JFROG_HOME/jcr/var:/var/opt/jfrog/artifactory -p 8081:8081 -p 8082:8082 docker.bintray.io/jfrog/artifactory-jcr:latest

  2. 登录 docker login art.local:8081 -uadmin -ppassw0rd

注意:企业用户推荐使用 JFrog Artifactory 企业版,下载链接 wiki.jfrog.com

2.2 启动 Minikube

curl -Lo minikube http://kubernetes.oss-cn-hangzhou.aliyuncs.com/minikube/releases/v0.30.0/minikube-darwin-amd64 && chmod+x minikube && sudo mv minikube/usr/local/bin/

minikube start --cpus 4 --memory 8192

Minikube 安装细节参考:https://yq.aliyun.com/articles/221687/

配置本地镜像中心域名

minikube ssh
su
sudo echo "your-artifactory-ip art.local zipkin-server" >> /etc/hosts
docker login  art.local:8081 -uadmin -ppassw0rd

Add insecure registry for minikube: ~/.minikube/machines/minikube/config.json

"InsecureRegistry": [
                "10.96.0.0/12",
                "art.local:8081"
            ],

2.3 创建Kubernetes镜像秘钥

kubectl create secret docker-registry regcred-local --docker-server=art.local:8081 --docker-username=admin --docker-password=passw0rd [email protected]

2.4 构建并推送镜像

构建所有服务的镜像,并推送到镜像仓库:./updateImages.sh

2.5

部署服务到 Kubernetes: ./runAll.sh,选择 N 微服务访问

微服务 访问路径
Discovery Service http://minikube ip:31002
Guestbook service http://minikube ip:30222/guestbook/
Gateway service http://minikube ip:30333/guestbook/
Zipkin service http://minikube ip:30411

​ ​ ​

Helm部署

运行

discovery helm install -f discovery/values.yaml discovery -n discovery

Guestbook helm install -f guestbook/values.yaml guestbook -n guestbook

打包

helm package discovery 

上传到 Artifactory

curl -uadmin:apikey -T /Users/qing/Documents/code/sample-microservices-k8s/kube-deploy/charts/discovery-0.1.0.tgz "http://localhost:8081/artifactory/helm/discovery-0.1.0.tgz"

删除Helm Chart

helm del --purge discovery

部署方式 3: Docker 部署

3.1 配置免费本地 Docker 镜像中心 JFrog Container Registry

同2.1的操作

3.2 构建并推送镜像

同2.4的操作

3.3 以Docker方式运行

在代码根目录中执行./runDocker.sh

微服务 访问路径
Discovery Service http://localhost:8761
Guestbook service http://localhost:2222/guestbook/
Gateway service http://localhost:8765/guestbook/
Zipkin service http://localhost:9411

3.4 停止Docker运行的项目

在代码根目录中执行./stopDocker.sh

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