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# 如何在Docker容器中部署整套基于Spring Cloud的微服务架构?
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> 本文以`mall-swarm`项目为例,主要介绍一个微服务架构的电商项目如何在Docker容器下部署,涉及到大量系统组件的部署及多个Spring Cloud 微服务应用的部署,基于CentOS7.6。
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## 环境搭建
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### 基础环境部署
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> `mall-swarm`运行需要的系统组件如下,Docker容器中安装这些组件的方法直接参考该文章即可:[mall在Linux环境下的部署(基于Docker容器)](https://mp.weixin.qq.com/s/0fVMK107i5bBq8kGQqg8KA) 。
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| 组件 | 版本号 |
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| ------------- | ------ |
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| JDK | 1.8 |
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| Mysql | 5.7 |
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| Redis | 3.2 |
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| Elasticsearch | 6.4.0 |
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| MongoDb | 3.2 |
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| RabbitMq | 3.7.15 |
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| Nginx | 1.10 |
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### 镜像打包上传
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> 一共8个应用服务需要打包成Docker镜像,具体如何打包可以参考[使用Maven插件构建Docker镜像](https://mp.weixin.qq.com/s/q2KDzHbPkf3Q0EY8qYjYgw) 。
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需要注意的是如果打包过程中遇到找不到`mall-common`、`mall-mbg`或`mall-security`的情况,需要先按顺序将这些模块install到本地maven仓库再进行打包。
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| 应用 | 版本号 |
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| ------------- | ------ |
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| mall-registry | 1.8 |
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| mall-config | 5.7 |
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| mall-monitor | 3.2 |
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| mall-gateway | 6.4.0 |
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| mall-admin | 3.2 |
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| mall-portal | 3.7.15 |
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| mall-search | 1.10 |
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| mall-demo | 1.10 |
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镜像打包上传完成后,完整docker仓库镜像示意图:
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## 应用部署
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### 部署mall-registry
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- 通过以下命令运行注册中心`mall-registry`:
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```bash
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docker run -p 8001:8001 --name mall-registry \
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-v /etc/localtime:/etc/localtime \
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-v /mydata/app/mall-registry/logs:/var/logs \
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-d mall/mall-registry:1.0-SNAPSHOT
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```
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- 运行成功后,通过访问该地址可以查看注册中心控制台:http://192.168.6.132:8001/
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### 部署mall-config
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- 通过以下命令运行配置中心`mall-config`:
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```bash
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docker run -p 8301:8301 --name mall-config \
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--link mall-registry:mall-registry \
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-v /etc/localtime:/etc/localtime \
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-v /mydata/app/mall-config/logs:/var/logs \
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-d mall/mall-config:1.0-SNAPSHOT
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```
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- 运行成功后,通过访问该地址可以查看`mall-admin`在prod环境下的配置信息:http://192.168.6.132:8301/master/admin-prod.yml
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- 需要`注意`的是prod环境下从配置中心获取的是存储在git仓库中的配置,如需更改需要将mall-config模块的配置文件application.yml中的git仓库配置改为你自己的。
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```yaml
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spring:
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cloud:
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config:
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server:
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git: #Git仓库存储
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uri: https://gitee.com/macrozheng/mall-config.git #改为你自己的配置
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username: macro
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password: 123456
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clone-on-start: true
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search-paths: '{application}'
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```
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### 部署mall-monitor
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- 通过以下命令运行监控中心`mall-monitor`:
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```bash
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docker run -p 8101:8101 --name mall-monitor \
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--link mall-registry:mall-registry \
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-v /etc/localtime:/etc/localtime \
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-v /mydata/app/mall-monitor/logs:/var/logs \
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-d mall/mall-monitor:1.0-SNAPSHOT
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```
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- 运行完成后可以通过该地址查看监控中心信息,账号密码为`macro:123456`:http://192.168.6.132:8101
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### 部署mall-gateway
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- 通过以下命令运行网关服务`mall-gateway`:
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```bash
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docker run -p 8201:8201 --name mall-gateway \
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--link mall-registry:mall-registry \
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-v /etc/localtime:/etc/localtime \
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-v /mydata/app/mall-gateway/logs:/var/logs \
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-d mall/mall-gateway:1.0-SNAPSHOT
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```
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- 运行完成后可以通过该地址查看动态路由规则:http://192.168.6.132:8201/actuator/gateway/routes
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### 部署mall-admin
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- 通过以下命令运行后台服务`mall-admin`:
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```bash
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docker run -p 8180:8180 --name mall-admin \
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--link mysql:db \
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--link mall-registry:mall-registry \
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-v /etc/localtime:/etc/localtime \
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-v /mydata/app/mall-admin/logs:/var/logs \
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-d mall/mall-admin:1.0-SNAPSHOT
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```
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- 通过`mall-gateway`网关服务访问接口文档:http://192.168.6.132:8201/mall-admin/swagger-ui.html
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### 部署mall-portal
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- 通过以下命令运行前台服务`mall-portal`:
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```bash
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docker run -p 8085:8085 --name mall-portal \
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--link mysql:db \
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--link redis:redis \
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--link mongo:mongo \
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--link rabbitmq:rabbit \
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--link mall-registry:mall-registry \
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-v /etc/localtime:/etc/localtime \
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-v /mydata/app/mall-portal/logs:/var/logs \
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-d mall/mall-portal:1.0-SNAPSHOT
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```
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- 通过`mall-gateway`网关服务访问接口文档:http://192.168.6.132:8201/mall-portal/swagger-ui.html
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### 部署mall-search
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- 通过以下命令运行搜索服务`mall-search`:
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```bash
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docker run -p 8081:8081 --name mall-search \
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--link mysql:db \
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--link elasticsearch:es \
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--link mall-registry:mall-registry \
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-v /etc/localtime:/etc/localtime \
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-v /mydata/app/mall-search/logs:/var/logs \
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-d mall/mall-search:1.0-SNAPSHOT
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```
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- 通过`mall-gateway`网关服务访问接口文档:http://192.168.6.132:8201/mall-search/swagger-ui.html
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### 部署mall-demo
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- 通过以下命令运行测试服务`mall-demo`:
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```bash
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docker run -p 8082:8082 --name mall-demo \
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--link mysql:db \
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--link mall-registry:mall-registry \
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-v /etc/localtime:/etc/localtime \
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-v /mydata/app/mall-demo/logs:/var/logs \
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-d mall/mall-demo:1.0-SNAPSHOT
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```
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- 通过`mall-gateway`网关服务访问接口文档:http://192.168.6.132:8201/mall-demo/swagger-ui.html
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## 运行完成效果展示
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- 注册中心控制台信息:
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- 监控中心应用信息:
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## 可视化管理工具
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> Portainer 是一款轻量级的应用,它提供了图形化界面,用于方便的管理Docker环境,包括单机环境和集群环境,下面我们将用Portainer来管理Docker容器中的应用。
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- 官网地址:https://github.com/portainer/portainer
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- 获取Docker镜像文件:
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```bash
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docker pull portainer/portainer
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```
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- 使用docker容器运行Portainer:
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```bash
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docker run -p 9000:9000 -p 8000:8000 --name portainer \
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--restart=always \
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-v /var/run/docker.sock:/var/run/docker.sock \
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-v /mydata/portainer/data:/data \
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-d portainer/portainer
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```
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- 查看Portainer的DashBoard信息:
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- 查看所有运行中的容器信息:
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- 查看所有已经下载的Docker镜像:
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- 查看`mall-portal`应用的统计信息:
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- 查看`mall-portal`应用的运行过程中打印的日志信息:
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- 进入`mall-portal`应用的容器内部来操作容器内部系统:
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@@ -1,98 +0,0 @@
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# Docker入门手册
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## Docker 镜像常用命令
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### 搜索镜像
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docker search java
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### 下载镜像
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- docker pull java:8
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- docker pull macro/eureka-server:0.0.1
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### 列出镜像
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docker images
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### 删除镜像
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- docker rmi java
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- docker rmi -f java
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- docker rmi -f $(docker images)
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## Docker 容器常用命令
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### 新建并启动容器
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docker run -d -p 91:80 nginx
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### 列出容器
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docker ps
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### 停止容器
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docker stop $ContainerId
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### 强制停止容器
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docker kill $ContainerId
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### 启动已停止的容器
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docker start $ContainerId
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### 进入容器
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- docker inspect --format "{{.State.Pid}}" $ContainerId
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- nsenter --target "$pid" --mount --uts --ipc --net --pid
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### 删除容器
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- docker rm $ContainerId
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- docker rm -f $(docker ps -a -q)
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### 查看启动错误日志
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docker logs $ContainerIdName(或者$ContainerId)
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### 查看容器的IP地址(172.17.0.*)
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docker inspect --format '{{ .NetworkSettings.IPAddress }}' $ContainerId
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### 同步宿主机时间到容器
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docker cp /etc/localtime $ContainerName:/etc/
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### 在宿主机查看docker使用cpu、内存、网络、io情况
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- 查看指定容器情况:docker stats $ContainerName
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- 查看所有容器情况:docker stats -a
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### 进入docker内部的bash
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docker exec -it $ContainerName /bin/bash
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## Docker Registry
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### Docker Registry 2.0搭建
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docker run -d -p 5000:5000 --restart=always --name registry2 registry:2
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### 推送到私有仓库
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docker push localhost:5000/macro/eureka-server:0.0.1
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### 修改镜像标签
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docker tag macro/eureka-server:0.0.1 localhost:5000/macro/eureka-server:0.0.1
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## 使用maven构建Docker镜像
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### 构建镜像
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- command:mvn clean package docker:build
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- tip:
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Linux服务器需要开启远程api:vi /usr/lib/systemd/system/docker.service
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修改为:ExecStart=/usr/bin/dockerd -H tcp://0.0.0.0:2375 -H unix://var/run/docker.sock
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### 推送镜像到私有仓库
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- command:mvn clean package docker:build -DpushImage
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- tip:
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pom.xml修改<imageName>192.168.1.71:5000/macro/${project.artifactId}:${project.version}</imageName>
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- tip:
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docker要支持http:echo '{ "insecure-registries":["39.98.190.128:5000"] }' > /etc/docker/daemon.json
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### 修改Docker镜像存放位置
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1. 查看Docker的存放位置:docker info | grep "Docker Root Dir"(默认为/var/lib/docker)
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2. 关闭Docker服务:systemctl stop docker
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3. 移动目录到目标路径:mv /var/lib/docker /root/data/docker
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4. 建立软连接:ln -s /root/data/docker /var/lib/docker
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## Docker compose
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### 安装
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1. 下载地址:https://github.com/docker/compose/releases
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2. 安装地址:/usr/local/bin/docker-compose
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3. 设置为可执行:sudo chmod +x /usr/local/bin/docker-compose
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4. 测试是否安装成功:docker-compose --version
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### 安装命令补全工具
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sudo curl -L https://raw.githubusercontent.com/docker/compose/1.22.0/contrib/completion/bash/docker-compose -o /etc/bash_completion.d/docker-compose
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### 常用命令
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- 构建、创建、启动相关容器:docker-compose up
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- 列出所有容器:docker-compose ps
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- 删除指定服务的容器:docker-compose rm eureka
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- 对容器进行动态扩容:docker-compose scale eureka=3
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- 停止相关容器:docker-compose stop eureka
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- 启动相关容器:docker-compose start eureka
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### 编排SpringCloud微服务
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#### 所使用到的工程
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- eureka-server
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- hello-service
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- feign-consumer
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- api-gateway
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#### 编排模式
|
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1. 编排SpringCloud微服务:见eureka-server/docker-res/docker-compose.yml
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2. 简化SpringCloud微服务编排:见eureka-server/docker-res/docker-compose-simple.yml
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||||
3. 编排高可用的注册中心:见eureka-server/docker-res/docker-compose-eureka.yml
|
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@@ -1,148 +0,0 @@
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# Linux常用命令
|
||||
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||||
## 系统服务管理
|
||||
|
||||
### systemctl
|
||||
|
||||
- 启动服务:systemctl start httpd.service
|
||||
- 关闭服务:systemctl stop httpd.service
|
||||
- 重启服务(不管是否在运行):systemctl restart httpd.service
|
||||
- 重新载入配置(不中断服务):systemctl reload httpd.service
|
||||
- 查看运行状态:systemctl status httpd.service
|
||||
- 设置开机启动:systemctl enable httpd.service
|
||||
- 禁止开机启动:systemctl disable httpd.service
|
||||
- 查看系统安装的服务:systemctl list-units --type=service
|
||||
|
||||
## 文件管理
|
||||
|
||||
### ls
|
||||
列出/home目录下的子目录:ls -l /home
|
||||
列出当前文件夹下所有文件夹及文件大小:ls -lht
|
||||
|
||||
### pwd
|
||||
显示当前工作目录
|
||||
|
||||
### cd
|
||||
切换目录: cd /usr/local
|
||||
|
||||
### date
|
||||
以指定格式显示日期;date '+date:%x time:%X'
|
||||
|
||||
### passwd
|
||||
修改root密码:passwd root
|
||||
|
||||
### su
|
||||
普通用户切换到超级用户:su -
|
||||
|
||||
### clear
|
||||
清除屏幕信息
|
||||
|
||||
### man
|
||||
查看ls命令的帮助信息:man ls
|
||||
|
||||
### who
|
||||
- 查看当前运行级别:who -r
|
||||
- 显示用的登录详情:who -buT
|
||||
|
||||
### free
|
||||
以MB显示内存使用状态:free -m
|
||||
|
||||
### ps
|
||||
查看系统所有进程:ps -ef
|
||||
查看运行的java进程: ps -ef | grep java
|
||||
|
||||
### top
|
||||
查看系统当前活跃进程信息
|
||||
|
||||
### mkdir
|
||||
创建目录
|
||||
|
||||
### more
|
||||
|
||||
分页查看
|
||||
每10行显示一屏查看:more -c -10
|
||||
|
||||
### cat
|
||||
查看config文件:cat -Ab config
|
||||
|
||||
### rm
|
||||
- 删除文件:rm a.txt
|
||||
- 删除文件夹: rm -rf a/
|
||||
|
||||
### touch
|
||||
创建一个文件:touch a.txt
|
||||
|
||||
### cp
|
||||
将目录a的文件拷贝到目录b: cp -r /home/a /home/b
|
||||
|
||||
### mv
|
||||
移动或覆盖文件:mv a.txt b.txt
|
||||
|
||||
## 压缩与解压
|
||||
|
||||
### tar
|
||||
- 打包文件夹到单独的文件:tar -cvf /opt/etc.tar /etc
|
||||
- 压缩文件夹到压缩文件(gzip):tar -zcvf /opt/etc.tar.gz /etc
|
||||
- 压缩文件夹到压缩文件(bzip2):tar -jcvf /opt/etc.tar.bz2 /etc
|
||||
- 查阅压缩包中内容(gzip):tar -ztvf /opt/etc.tar.gz /etc
|
||||
- 解压文件到当前目录(gzip):tar -zxvf /opt/etc.tar.gz
|
||||
|
||||
## 磁盘和网络管理
|
||||
|
||||
### df
|
||||
查看磁盘占用情况:df -hT
|
||||
|
||||
### ifconfig
|
||||
查看当前网络接口状态
|
||||
|
||||
### netstat
|
||||
|
||||
- 查看路由信息:netstat -rn
|
||||
- 查看所有有效TCP连接:netstat -an
|
||||
- 查看系统中启动的监听服务:netstat -tulnp
|
||||
- 查看处于连接状态的系统资源信息:netstat -atunp
|
||||
|
||||
### wget
|
||||
从网络上下载软件
|
||||
|
||||
## 软件的安装与管理
|
||||
|
||||
### rpm
|
||||
|
||||
- 安装软件包:rpm -ivh nginx-1.12.2-2.el7.x86_64.rpm
|
||||
- 模糊搜索软件包:rpm -qa | grep nginx
|
||||
- 精确查找软件包:rpm -qa nginx
|
||||
- 查询软件包的安装路径:rpm -ql nginx-1.12.2-2.el7.x86_64
|
||||
- 查看软件包的概要信息:rpm -qi nginx-1.12.2-2.el7.x86_64
|
||||
- 验证软件包内容和安装文件是否一致:rpm -V nginx-1.12.2-2.el7.x86_64
|
||||
- 更新软件包:rpm -Uvh nginx-1.12.2-2.el7.x86_64
|
||||
- 删除软件包:rpm -e nginx-1.12.2-2.el7.x86_64
|
||||
|
||||
### yum
|
||||
|
||||
- 安装软件包: yum install nginx
|
||||
- 检查可以更新的软件包:yum check-update
|
||||
- 更新指定的软件包:yum update nginx
|
||||
- 在资源库中查找软件包信息:yum info nginx*
|
||||
- 列出已经安装的所有软件包:yum info installed
|
||||
- 列出软件包名称:yum list redis*
|
||||
- 模糊搜索软件包:yum search redis
|
||||
|
||||
## 网络安全
|
||||
|
||||
### iptables
|
||||
|
||||
- 开启防火墙:systemctl start iptables.service
|
||||
- 关闭防火墙:systemctl stop iptables.service
|
||||
- 查看防火墙状态:systemctl status iptables.service
|
||||
- 设置开机启动:systemctl enable iptables.service
|
||||
- 禁用开机启动:systemctl disable iptables.service
|
||||
- 查看filter表的链信息:iptables -L -n
|
||||
- 查看NAT表的链信息:iptables -t nat -L -n
|
||||
- 清除防火墙所有规则:iptables -F;iptables -X;iptables -Z;
|
||||
- 添加过滤规则(开发80端口):iptables -I INPUT -p tcp --dport 80 -j ACCEPT
|
||||
- 查找规则所做行号:iptables -L INPUT --line-numbers -n
|
||||
- 根据行号删除过滤规则:iptables -D INPUT 1
|
||||
|
||||
|
||||
|
||||
@@ -1,78 +0,0 @@
|
||||
# Mysql常用命令
|
||||
|
||||
## 数据定义语句(DDL)
|
||||
|
||||
### 数据库操作
|
||||
|
||||
- 登录数据库:mysql -uroot -proot
|
||||
- 创建数据库:create database test
|
||||
- 查看所有数据库:show databases
|
||||
- 使用数据库:use test
|
||||
- 查看所有数据表:show tables
|
||||
- 删除数据库:drop database test
|
||||
|
||||
### 表操作
|
||||
|
||||
- 创建表:create table emp(ename varchar(10),hiredate date,sal decimal(10,2),deptno int(2))
|
||||
create table dept(deptno int(2),deptname varchar(10))
|
||||
- 查看表的定义:desc emp
|
||||
- 查看表定义(详细):show create table emp \G
|
||||
- 删除表:drop table emp
|
||||
- 修改表字段:alter table emp modify ename varchar(20)
|
||||
- 添加表字段:alter table emp add column age int(3)
|
||||
- 删除表字段:alter table emp drop column age
|
||||
- 字段改名;alter table emp change age age1 int(4)
|
||||
- 修改表名:alter table emp rename emp1
|
||||
|
||||
## 数据操纵语句(DML)
|
||||
|
||||
### 插入记录
|
||||
|
||||
- 指定名称插入:insert into emp (ename,hiredate,sal,deptno) values ('zhangsan','2018-01-01','2000',1)
|
||||
- 不指定名称插入:insert into emp values ('lisi','2018-01-01','2000',1)
|
||||
- 批量插入数据:insert into dept values(1,'dept1'),(2,'dept2')
|
||||
|
||||
### 修改记录
|
||||
|
||||
update emp set sal='4000',deptno=2 where ename='zhangsan'
|
||||
|
||||
### 删除记录
|
||||
|
||||
delete from emp where ename='zhangsan'
|
||||
|
||||
### 查询记录
|
||||
|
||||
- 查询所有记录:select * from emp
|
||||
- 查询不重复的记录:select distinct deptno from emp
|
||||
- 条件查询:select * from emp where deptno=1 and sal<3000
|
||||
- 排序和限制:select * from emp order by deptno desc limit 2
|
||||
- 聚合(查询部门人数大于1的部门编号):select deptno,count(1) from emp group by deptno having count(1) > 1
|
||||
- 连接查询:select * from emp e left join dept d on e.deptno=d.deptno
|
||||
- 子查询:select * from emp where deptno in (select deptno from dept)
|
||||
- 记录联合:select deptno from emp union select deptno from dept
|
||||
|
||||
## 数据控制语句(DCL)
|
||||
|
||||
- 授予操作权限:grant select,insert on test.* to 'test'@'localhost' identified by '123'
|
||||
- 收回操作权限:revoke insert on test.* from 'test'@'localhost'
|
||||
|
||||
## 其他
|
||||
|
||||
### 字符集相关
|
||||
- 查看字符集:show variables like 'character%'
|
||||
- 创建数据库时指定字符集:create database mall character set utf8
|
||||
|
||||
### 修改时区
|
||||
- 修改mysql全局时区为北京时间,即我们所在的东8区:set global time_zone = '+8:00';
|
||||
- 修改当前会话时区:set time_zone = '+8:00'
|
||||
- 立即生效:flush privileges
|
||||
|
||||
### 权限相关
|
||||
- 授予所有数据库的所有权限:grant all privileges on *.* to z1@localhost identified by '123'
|
||||
- 授予所有数据库的所有权限(包括grant):grant all privileges on *.* to z1@localhost with grant option
|
||||
- 授予SUPER PROCESS FILE权限:grant super,process,file on *.* to z3@localhost
|
||||
- 只授予登录权限:grant usage on *.* to z4@localhost
|
||||
- 查看账号权限:show grants for z1@localhost
|
||||
- 修改自己的密码:set password = password('123')
|
||||
- 管理员修改他人密码:set password for 'z1'@'localhost' = password('123')
|
||||
- 删除账号:drop user z2@localhost
|
||||
@@ -1,32 +0,0 @@
|
||||
# 设置IDEA快捷键为Eclipse风格
|
||||
|
||||
- 点击File->Settings->Keymap,选择快捷键风格为Eclipse
|
||||
- 按如下表格中的英文描述进行搜索,并改为相应快捷键
|
||||
|
||||
Eclipse | IDEA | 英文描述 | 中文描述
|
||||
----|----|----|----
|
||||
ctrl+shift+r |ctrl+shift+r |Navigate->File |找工作空间的文件
|
||||
ctrl+shift+t |ctrl+shift+t |Navigate->Class |找类定义
|
||||
ctrl+shift+g |ctrl+shift+g |Edit->Find->Find Usages |查找方法在哪里调用.变量在哪里被使用
|
||||
ctrl+t |ctrl+t |Other->Hierarchy Class |看类继承结构
|
||||
ctrl+o |ctrl+o |Navigate->File Structure |搜索一个类里面的方法
|
||||
shift+alt+z |shift+alt+z |Code->Surround With |生成常见的代码块
|
||||
shift+alt+l |shift+alt+l |Refactor->Extract->Variable |抽取变量
|
||||
shift+alt+m |shift+alt+m |Refactor->Extract->Method |抽取方法
|
||||
alt+left |alt+left |Navigate->Back |回退上一个操作位置
|
||||
alt+right |alt+right |Navigate->Forward |前进上一个操作位置
|
||||
ctrl+home |ctrl+home |Move Caret to Text Start |回到类最前面
|
||||
ctrl+end |ctrl+end |Move Caret to Text End |回到类最后面
|
||||
ctrl+2 L |shift+alt+l |Refactor->Extract->Variable |抽取变量
|
||||
ctrl+e |alt+r |View->Recent Files |最近打开的文件
|
||||
ctrl+w |ctrl+w |Close |关闭当前窗口
|
||||
alt+/ |alt+/ |Code->Completion->Basic |提示变量生成
|
||||
ctrl+1 |ctrl+1 |Other->Show Intention Actions |提示可能的操作
|
||||
ctrl+h |ctrl+h |Find in Path |全局搜索
|
||||
alt+上/下箭头 |alt+上/下箭头 |Code->Move Line Up/Down |移动一行代码
|
||||
ctrl+alt+上/下箭头 |ctrl+alt+上/下箭头 |Editor Actions->Duplicate Lines |复制一行
|
||||
ctrl+shift+j |ctrl+shift+j |Other->Fix doc comment |方法注释
|
||||
暂无|alt+enter |Other->Show Intention Actions |提示常见操作
|
||||
Ctrl+F |Ctrl+F/Ctrl+R |Find/Replace |查找替换
|
||||
Shift+Enter |Shift+Enter |Start New Line |开启新的一行
|
||||
Ctrl+Alt+S |Ctrl+Alt+S |Generate |生成getter,setter,tostring等
|
||||
Reference in New Issue
Block a user