Docker

查看内核版本

#如果低于3.1是不能进行安装的uname -r

卸载docker

$ sudo yum remove docker  docker-common docker-selinux docker-engine#或者$ sudo yum remove docker \                  docker-client \                  docker-client-latest \                  docker-common \                  docker-latest \                  docker-latest-logrotate \                  docker-logrotate \                  docker-selinux \                  docker-engine-selinux \                  docker-engine

安装docker

#更新云源(保证下载的docker版本不会太旧)$ sudo yum update#安装dockeryum install docker(也是有版本的)#安装之后可以查看docker的版本docker -v/docker --version#今天需要安装mysql tomcat redis#查询在docker仓库中是否有这个工具/软件#可以通过官网进行查询(https://hub.docker.com)docker search 名称docker search mysql#一定要配置加速器vi /etc/docker/daemon.json{
     "registry-mirrors": ["https://1sbmxpab.mirror.aliyuncs.com"]}#拉取需要的镜像(image)docker pull 名称:tagsdocker pull mysql:8.0.13#查看拉取的镜像文件(相当于现在已经下载了一个安装包)docker images/docker image ls#删除镜像docker rmi 镜像ID#如何启动一个容器(怎么安装这个安装包) -deamondocker run --name 自定义名称 -e 参数 -p 宿主机端口:容器端口 -d 镜像名称#以安装mysql为例docker run --name mysql8 -e MYSQL_ROOT_PASSWORD=123456 -p 3306:3306 -d mysql:8.0.13#查看启动日志docker logs 容器名称/容器ID#停止运行中的容器docker stop 容器ID#启动停止的容器docker start 容器ID#查看所有的容器docker ps -a#仅仅只查看启动的容器docker ps#删除启动中的容器(这个容器必须是已经停止的)docker rm 容器ID#强制删除一个容器docker rm -f 容器ID#修改密码#先要进入容器内部#docker 执行 交互 容器 到bin目录以bash命令进行交互docker exec -it 容器ID /bin/bash#修改mysql的密码docker exec -it 827b664d8250 /bin/bashmysql -u root -p123456ALTER USER 'root'@'%' IDENTIFIED WITH mysql_native_password BY '123456';FLUSH PRIVILEGES;#安装tomcatdocker search tomcatdocker pull tomcatdocker imagesdocker run --name tomcat -p 8080:8080 -d tomcat#作业,使用docker安装一个redis

Docker Compose

docker三剑客之一

# 下载1.25.0 docker composesudo curl -L "https://github.com/docker/compose/releases/download/1.25.0/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose# 添加可执行权限sudo chmod +x /usr/local/bin/docker-compose# 测试安装sudo docker-compose --version#启动一个容器docker-compose up -d#停止容器docker-compose down

MySQL 8.x

version: '3.1'services:  mysql8:    image: mysql:8.0.13    restart: always    environment:      MYSQL_ROOT_PASSWORD: 123456    command:      --default-authentication-plugin=mysql_native_password      --character-set-server=utf8mb4      --collation-server=utf8mb4_general_ci      --explicit_defaults_for_timestamp=true      --lower_case_table_names=1    ports:      - 3306:3306    volumes:      - ./data:/var/lib/mysql

adminer

version: '3.1'services:  adminer:    image: adminer    restart: always    ports:      - 8080:8080

gitlab

version: '3'services:    web:      image: 'twang2218/gitlab-ce-zh'      restart: always      hostname: '119.45.140.73'      environment:        TZ: 'Asia/Shanghai'        GITLAB_OMNIBUS_CONFIG: |          external_url 'http://119.45.140.73:8080'          gitlab_rails['gitlab_shell_ssh_port'] = 2222          unicorn['port'] = 8888          nginx['listen_port'] = 8080      ports:        - '8080:8080'        - '8443:443'        - '2222:22'      volumes:        - ./config:/etc/gitlab        - ./data:/var/opt/gitlab        - ./logs:/var/log/gitlab

Jenkins

version: '3.1'services:  jenkins:    restart: always    image: jenkinsci/jenkins    container_name: jenkins    ports:      - 8080:8080      - 50000:50000    environment:      TZ: Asia/Shanghai    volumes:      - data:/var/jenkins_homevolumes:  data:

tomcat

version: '3.1'services:  tomcat:    image: tomcat:latest    restart: always    ports:      - 8080:8080

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