docker version docker info 显示docker的系统信息包括镜像和容器数量 docker 命令 --help镜像命令
docker images
可选项： Options: -a Show all images -q only show image IDs [root@vm088141 ~]# docker images --all REPOSITORY TAG IMAGE ID CREATED SIZE hello-world latest feb5d9fea6a5 2 months ago 13.3kB openjdk 11.0.9.1 1eec9f9fe101 10 months ago 628MB jdk11-gisuni latest b243476ec00c 17 months ago 700MB [root@vm088141 ~]# docker images -aq feb5d9fea6a5 1eec9f9fe101 b243476ec00c
docker search 搜索镜像
https://hub.docker.com/
[root@vm088141 ~]# docker search mysql NAME DEscriptION STARS OFFICIAL AUTOMATED mysql MySQL is a widely used, open-source relation… 11712 [OK] mariadb MariaDB Server is a high performing open sou… 4466 [OK] mysql/mysql-server Optimized MySQL Server Docker images. Create… 870 [OK]
docker pull 下载镜像
[root@vm088141 ~]# docker pull mysql Using default tag: latest #不指定版本默认下载最新版本 latest: Pulling from library/mysql a10c77af2613: Pull complete b76a7eb51ffd: Pull complete 258223f927e4: Pull complete 2d2c75386df9: Pull complete 63e92e4046c9: Pull complete f5845c731544: Pull complete bd0401123a9b: Pull complete 3ef07ec35f1a: Pull complete c93a31315089: Pull complete 3349ed800d44: Pull complete 6d01857ca4c1: Pull complete 4cc13890eda8: Pull complete Digest: sha256:aeecae58035f3868bf4f00e5fc623630d8b438db9d05f4d8c6538deb14d4c31b #签名 Status: Downloaded newer image for mysql:latest docker.io/library/mysql:latest #真实地址 docker pull mysql《==》docker pull docker.io/library/mysql:latest #指定版本 [root@vm088141 ~]# docker pull mysql:5.7
docker rmi 删除镜像
docker rmi -f 镜像id docker rmi -f $(docker images -aq) 删除全部镜像容器命令
有了镜像才能创建容器，下载一个centos镜像进行测试
docker pull centos
新建容器并启动
docker run [可选参数] image #参数说明 --name 容器名字 -d 后台方式运行 -it 使用交互方式运行 进入容器查看内容 -p 指定容器端口 -p 8080:8080(外网端口：容器端口) #启动并进入容器 [root@vm088141 ~]# docker run -it centos /bin/bash [root@73e1cd7aa4c6 /]# ls bin dev etc home lib lib64 lost+found media mnt opt proc root run sbin srv sys tmp usr var 退出：exit
列出所有容器
docker ps
[root@vm088141 ~]# docker ps ConTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES b2ab6be70497 jdk11-gisuni "/bin/bash ./app/bin…" 8 months ago Up 18 hours worker e06dd894ee61 jdk11-gisuni "/bin/bash ./app/bin…" 8 months ago Up 18 hours data-transport [root@vm088141 ~]# docker ps -a ConTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES 73e1cd7aa4c6 centos "/bin/bash" 17 hours ago Exited (0) 13 hours ago reverent_edison a5e0849026df hello-world "/hello" 18 hours ago Exited (0) 18 hours ago jolly_margulis b2ab6be70497 jdk11-gisuni "/bin/bash ./app/bin…" 8 months ago Up 18 hours worker e06dd894ee61 jdk11-gisuni "/bin/bash ./app/bin…" 8 months ago Up 18 hours data-transport
启动和停止
docker start 容器id docker restart 容器id docker stop 容器id docker kill 容器id其它常用命令
进入当前正在运行的容器
docker exec -it 容器id bashshell [root@vm088141 ~]# docker ps ConTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES 17190aa0f2a9 centos "/bin/bash" 35 seconds ago Up 35 seconds musing_solomon e06dd894ee61 jdk11-gisuni "/bin/bash ./app/bin…" 8 months ago Up 18 hours data-transport [root@vm088141 ~]# docker exec -it 17190aa0f2a9 /bin/bash [root@17190aa0f2a9 /]# ls bin dev etc home lib lib64 lost+found media mnt opt proc root run sbin srv sys tmp usr var [root@17190aa0f2a9 /]# #方式二： [root@vm088141 ~]# docker ps ConTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES 17190aa0f2a9 centos "/bin/bash" 4 minutes ago Up 4 minutes musing_solomon e06dd894ee61 jdk11-gisuni "/bin/bash ./app/bin…" 8 months ago Up 18 hours data-transport [root@vm088141 ~]# docker attach 17190aa0f2a9 [root@17190aa0f2a9 /]# ls bin dev etc home lib lib64 lost+found media mnt opt proc root run sbin srv sys tmp usr var [root@17190aa0f2a9 /]# 方式一会新起一个终端，方式二不会，如果是执行命令方式二直接进入的是命令
从容器内拷贝文件到主机上
[root@vm088141 ~]# docker attach 17190aa0f2a9 [root@17190aa0f2a9 /]# ls bin dev etc home lib lib64 lost+found media mnt opt proc root run sbin srv sys tmp usr var [root@17190aa0f2a9 /]# touch test.scala [root@17190aa0f2a9 /]# ls bin dev etc home lib lib64 lost+found media mnt opt proc root run sbin srv sys test.scala tmp usr var [root@17190aa0f2a9 /]# exit exit [root@vm088141 ~]# docker ps -a ConTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES 17190aa0f2a9 centos "/bin/bash" 11 minutes ago Exited (127) 17 seconds ago musing_solomon [root@vm088141 ~]# docker cp 17190aa0f2a9:/test.scala ~/ [root@vm088141 ~]# ls test.scala zookeeper.out测试安装过nginx
[root@vm088141 ~]# docker search nginx NAME DEscriptION STARS OFFICIAL AUTOMATED nginx Official build of Nginx. 15844 [OK] jwilder/nginx-proxy Automated Nginx reverse proxy for docker con… 2096 [OK] richarvey/nginx-php-fpm Container running Nginx + PHP-FPM capable of… 819 [OK] jc21/nginx-proxy-manager Docker container for managing Nginx proxy ho… 279 linuxserver/nginx An Nginx container, brought to you by LinuxS… 160 tiangolo/nginx-rtmp Docker image with Nginx using the nginx-rtmp… 145 [OK] jlesage/nginx-proxy-manager Docker container for Nginx Proxy Manager 143 [OK] alfg/nginx-rtmp NGINX, nginx-rtmp-module and FFmpeg from sou… 110 [OK] nginxdemos/hello NGINX webserver that serves a simple page co… 78 [OK] privatebin/nginx-fpm-alpine PrivateBin running on an Nginx, php-fpm & Al… 60 [OK] nginx/nginx-ingress NGINX and NGINX Plus Ingress Controllers fo… 57 nginxinc/nginx-unprivileged Unprivileged NGINX Dockerfiles 54 staticfloat/nginx-certbot Opinionated setup for automatic TLS certs lo… 25 [OK] nginxproxy/nginx-proxy Automated Nginx reverse proxy for docker con… 25 nginx/nginx-prometheus-exporter NGINX Prometheus Exporter for NGINX and NGIN… 22 schmunk42/nginx-redirect A very simple container to redirect HTTP tra… 19 [OK] centos/nginx-112-centos7 Platform for running nginx 1.12 or building … 16 centos/nginx-18-centos7 Platform for running nginx 1.8 or building n… 13 bitwarden/nginx The Bitwarden nginx web server acting as a r… 11 flashspys/nginx-static Super Lightweight Nginx Image 11 [OK] webdevops/nginx Nginx container 9 [OK] mailu/nginx Mailu nginx frontend 9 [OK] sophos/nginx-vts-exporter Simple server that scrapes Nginx vts stats a… 7 [OK] ansibleplaybookbundle/nginx-apb An APB to deploy NGINX 3 [OK] wodby/nginx Generic nginx 1 [OK] [root@vm088141 ~]# docker pull nginx Using default tag: latest latest: Pulling from library/nginx eff15d958d66: Pull complete 1e5351450a59: Pull complete 2df63e6ce2be: Pull complete 9171c7ae368c: Pull complete 020f975acd28: Pull complete 266f639b35ad: Pull complete Digest: sha256:097c3a0913d7e3a5b01b6c685a60c03632fc7a2b50bc8e35bcaa3691d788226e Status: Downloaded newer image for nginx:latest docker.io/library/nginx:latest [root@vm088141 ~]# docker images REPOSITORY TAG IMAGE ID CREATED SIZE nginx latest ea335eea17ab 6 days ago 141MB [root@vm088141 ~]# docker run -d --name nginx01 -p 8899:80 nginx 78c6c0d1a115369f855cccdef44dfc4fbfb9e0220e4fad7ee6ca02dc61f5aee3 [root@vm088141 ~]# docker ps ConTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES 78c6c0d1a115 nginx "/docker-entrypoint.…" 6 seconds ago Up 5 seconds 0.0.0.0:8899->80/tcp, :::8899->80/tcp nginx01 e06dd894ee61 jdk11-gisuni "/bin/bash ./app/bin…" 8 months ago Up 18 hours data-transport [root@vm088141 ~]# curl localhost:8899可视化Welcome to nginx! html { color-scheme: light dark; } body { width: 35em; margin: 0 auto; font-family: Tahoma, Verdana, Arial, sans-serif; } Welcome to nginx! If you see this page, the nginx web server is successfully installed and working. Further configuration is required.
For online documentation and support please refer to nginx.org.
Commercial support is available at nginx.com.Thank you for using nginx.
[root@vm088141 ~]# 查询资源消耗 docker stats 容器id [root@vm088141 ~]# docker stats 6d1783944b42 ConTAINER ID NAME CPU % MEM USAGE / LIMIT MEM % NET I/O BLOCK I/O PIDS 6d1783944b42 hardcore_thompson 0.00% 9.652MiB / 31.26GiB 0.03% 308kB / 4.6MB 0B / 3.54MB 17
>portainer docker run -d -p 8088:9000 --restart=always -v /var/run/docker.sock:/var/run/docker.sock --privileged=true portainer/portainer http://192.168.88.141:8088/#/init/admin >Rancher
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