Docker CMD

Commands

Container

• docker ps -a
• docker kill
• docker rm <CONTAINER ID>

Docker exec - Enter into container

• docker exec -it nginx /bin/bash # i no interrupt, t terminal
• quit by Ctrl-p Ctrl-q.

Docker Images

images

• list -> docker images
• delete -> stop container first -> docker rm -f <CONTAINER ID> -> del images -> docker rmi images_ID
• delete multiple -> docker rmi dd025cdfe837 9032a2781408

Docker run

Examples

• docker run --rm -it -v //c/Users/electrodragon/nodemcu-firmware:/opt/nodemcu-firmware marcelstoer/nodemcu-build
• docker run -it ubuntu bash
• docker run -d -p 80:80 --name webserver nginx
• search centos images:

$ docker search centos #search
$ docker pull centos #download pure centos

run & commands

• docker run -it -v $PWD/:/var wyveo/nginx-php-fpm:latest bash
• docker run -it -d -p 80:80 --name=ppp -v $PWD/:/var ttt bash
• docker run -it ttt bash

working

• docker run -d -p 80:80 --name=kod -v $PWD/:/usr/share/nginx/html/ ttt

Not working in this way

• docker run -it -d -p 80:80 --name=ppp -v $PWD/:/usr/share/nginx/html/ ttt3 bash

Docker Exec

• mysql exec dumps commands: MYSQL#Docker

Docker CP

• 实例:将主机/www/runoob目录拷贝到容器96f7f14e99ab的/www目录下。
• docker cp /www/runoob 96f7f14e99ab:/www/

Exec into docker

• docker exec -it the_name bash

Commit and push

Eample: ubuntu with apt-get update

• check the differences - docker diff webserver
• Commit

docker commit \
   --author "Electrodragon <info@electrodragon.com>" \
   --message "修改了默认网页" \
   webserver \
   nginx:v2

• run image nginx:v2

docker run --name web2 -d -p 81:80 nginx:v2
similar: docker run  --name test1 -it ubuntu:latest bash

Login and push

• Docker login
• Tag 使用 docker tag 将 ubuntu:latest 这个镜像标记为 127.0.0.1:5000/ubuntu:latest。

Docker tag ubuntu:latest hechaodo/test1

• Push

Docker push hechaodo/test1