Docker volume案例1

docker volume

.
├── app
│   ├── Dockerfile
│   └── index.php
├── docker-compose.yaml

docker-compose.yml

services:
  web:
    build: app
    ports: 
      - '80:80'
    volumes:
      - ./app:/var/www/html/

Dockerfile

FROM php:8.0.7-apache

index.html

<?php 
    echo '<h1>Hello World!</h1>'; 
?> 

启动

docker-compose up -d

访问：http://192.168.1.22:80 OK

手动启动

[root@VM-4-10-centos app]# docker images
REPOSITORY                                    TAG       IMAGE ID       CREATED         SIZE
apache-php_web                                latest    4801ab8d8476   11 months ago   417MB


<!--使用绝对路径-->
 docker run -itd -p 8082:80 -v /root/0623/apache-php/app:/var/www/html/ 4801ab8d8476
 

验证访问：http://192.168.1.22:8082 OK