我的docker-compose.yml文件如下：

root@root:/home/ghost# cat docker-compose.yml?

version: '2'

networks:

? ghost:

services:

? ghost-app:

? ? build: ghost

? ? networks:

? ? ? - ghost

? ? depends_on:

? ? ? - db

? ? ports:

? ? ? - "2368:2368"

? nginx:

? ? build: nginx

? ? networks:

? ? ? - ghost

? ? depends_on:

? ? ? - ghost-app

? ? ports:

? ? ? - "80:80"

? db:

? ? image: "mysql:5.7.15"

? ? networks:

? ? ? - ghost

? ? environment:

? ? ? MYSQL_ROOT_PASSWORD: mysqlroot

? ? ? MYSQL_USER: ghost

? ? ? MYSQL_PASSWORD: ghost

? ? volumes:

? ? ? - $PWD/data:/var/lib/mysql

? ? ports:

? ? ? - "3306:3306"

目錄結構如下：

root@root:/home/ghost# ls

data? docker-compose.yml? ghost? nginx

root@root:/home/ghost# ls nginx/

Dockerfile? nginx.conf

root@root:/home/ghost# cat nginx/nginx.conf?

worker processes 4;

events {worker connections 1024;}

http {

? ? server {

? ? ? ? listen 80;

? ? ? ? location / {

? ? ? ? ? ? proxy pass http://ghost-app:2368;

? ? ? ? }

? ? }

}

root@root:/home/ghost# cat nginx/Dockerfile?

FROM nginx

COPY nginx.conf /etc/nginx/nginx.conf

EXPOSE 80