本文共 1781 字，大约阅读时间需要 5 分钟。

Docker????

1. pull/image?run/ps

Docker??????Linux?????????????VMware??????Docker????????????????

???Image?

???Docker?????????ISO?IMG?????????Ubuntu????????????tar?????????????

???Container?

????????????????????????????????????????docker run?????????????

???Repository?

?????????Docker Hub??????????????Ubuntu?Nginx?MySQL??????

Dockerfile

Dockerfile???????????????????????docker build???????Dockerfile?????

????

• docker run -d -p 80:80 nginx???Nginx?????80???
• docker run -d -p 81:80 nginx?????81???

2. save/load

????

???????tar?????docker save??????

docker save -o myimage.tar myimage

????

?????tar??????????docker load??????

docker load -i myimage.tar

?????-v?

???????????????????????????????????????

docker run -v /path/to/host/dir:/container/dir

3. docker-compose

docker-compose???????????????Docker????docker????????NAT??IP???????

??IP??

?????????IP??????????NAT?????????????

?????

???

docker-compose up -d

??MySQL????????????172.27.0.2:3306???

????

??curl?????????

curl http://localhost:80

4. link

??--link??????????????????????IP?????

??

docker run --link myng:myng nginx

??http://myng:80????Nginx???

curl??

curl http://myng:80

5. docker-compose.yml

docker-compose.yml?????????????

version: '3'services:  mysql:    image: mysql:8.0    volumes:      - ./data:/var/lib/mysql    environment:      - MYSQL_ROOT_PASSWORD=123456    ports:      - "3306:3306"  php:    image: php:8.1    volumes:      - ./html:/var/www/html    ports:      - "80:80"    links:      - mysql:myng  nginx:    image: nginx:latest    volumes:      - ./html:/usr/share/nginx/html    ports:      - "80:80"

?????-p?

docker run -p 80:80

?????-v?

docker run -v /root/html:/usr/share/nginx/html

PHP??

??/test.php?

curl http://localhost/test.php

MySQL??

?????????

mysql://myng:123456@localhost:3306/test

???????????