Docker 安装 nginx 并挂载宿主目录到容器中

安装 nginx

搜索 nginx 的镜像
```
docker search nginx
```
获取 nginx 的官方镜像
```
docker pull nginx
```
查看本地镜像
```
docker images
```
docker 启动 nginx 镜像，映射宿主端口 80 端口到 nginx 的 80 端口
```
docker run --name nginx-test -p 8080:80 -d nginx
```
访问宿主ip和端口，查看 nginx

挂载宿主目录到镜像中

nginx 配置信息在容器中的位置
- 日志位置：/var/log/nginx/
- 配置文件位置：/etc/nginx/
- 项目位置：/usr/share/nginx/html

创建宿主的 nginx 配置信息

配置文件位置：/home/ubuntu/mynginx/nginx

/home/ubuntu/mynginx/nginx/conf/nginx.conf

user  nginx;
worker_processes  1;

error_log  /var/log/nginx/error.log warn;
pid        /var/run/nginx.pid;


events {
    worker_connections  1024;
}


http {
    include       /etc/nginx/mime.types;
    default_type  application/octet-stream;

    log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '
                    '$status $body_bytes_sent "$http_referer" '
                    '"$http_user_agent" "$http_x_forwarded_for"';

    access_log  /var/log/nginx/access.log  main;

    sendfile        on;
    #tcp_nopush     on;

    keepalive_timeout  65;

    #gzip  on;

    include /etc/nginx/conf.d/*.conf;
}

/home/ubuntu/mynginx/nginx/conf.d/default.conf

server {
    listen       80;
    server_name  localhost;

    #charset koi8-r;
    #access_log  /var/log/nginx/host.access.log  main;

    location / {
        root   /usr/share/nginx/html;
        index  index.html index.htm;
    }

    #error_page  404              /404.html;

    # redirect server error pages to the static page /50x.html
    #
    error_page   500 502 503 504  /50x.html;
    location = /50x.html {
        root   /usr/share/nginx/html;
    }

}

项目位置：/home/ubuntu/mynginx/nginx/html

<!DOCTYPE html>
<html>
<head>
<title>Welcome to nginx!</title>
<style>
    body {
        width: 35em;
        margin: 0 auto;
        font-family: Tahoma, Verdana, Arial, sans-serif;
    }
</style>
</head>
<body>
<h1>hello docker!</h1>
<h2>This is a test docker !</h2>
</body>
</html>

日志位置：/home/ubuntu/mynginx/nginx/log

启动 nginx 镜像并挂载宿主目录到镜像

docker run --name docker_nginx -d -p 80:80 -v /home/ubuntu/mynginx/nginx/log:/var/log/nginx -v /home/ubuntu/mynginx/nginx/conf/nginx.conf:/etc/nginx/nginx.conf -v /home/ubuntu/mynginx/nginx/conf.d:/etc/nginx/conf.d -v /home/ubuntu/mynginx/nginx/html:/usr/share/nginx/html nginx