Server 块

可以在多个 server 块内监听相同端口,用不同的server_name值区分

...
server {
    listen 80;
    listen [::]:80;
    server_name domainname1.dom;
    root /usr/share/nginx/domainname1.dom/html;
    location / {
        index index.php index.html index.htm;
    }
}

server {
    listen 80;
    listen [::]:80;
    server_name domainname2.dom;
    root /usr/share/nginx/domainname2.dom/html;
    ...
}

可以将不同的 server 块置于不同的配置文件中,便于启用或禁用不同站点

新建如下两个新目录

mkdir /etc/nginx/sites-available
mkdir /etc/nginx/sites-enabled

sites-available目录内新建包含 server 块的配置文件

include /etc/nginx/sites-enabled/*;加入/etc/nginx/nginx.conf的 http 块内

要启用一个站点时,创建相应配置文件的软链接(一定要使用绝对路径!不可用相对路径!)

ln -s /etc/nginx/sites-available/example.conf /etc/nginx/sites-enabled/example.conf

要禁用一个站点时,取消其配置文件的软链接即可

unlink /etc/nginx/sites-enabled/example.conf

反向代理

Headers

Nginx 可自定义反向代理时的 headers

proxy_redirect off;
proxy_set_header Host $host;
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header X-Forwarded-Proto $scheme;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
proxy_set_header Upgrade $http_upgrade;
proxy_set_header Connection $http_connection;

可置于 location 块内或 server 块内

HTTP/2

启用 HTTP/2

于 server 块内的指定行添加 http2 后缀:

server {
    listen  443 ssl;
    http2   on;
    ...
}

启用 Server Push

于 http / server / location 块内开启 http2_push_preload:

...
http2_push_preload on;
...

Location

待补充…