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导读 | 使用 Nginx 做代理的时候,可以简单的直接把请求原封不动的转发给下一个服务。下面我们讲讲更多的用法 |
使用 Nginx 做代理的时候,可以简单的直接把请求原封不动的转发给下一个服务。
比如,访问 abc.com/appv2/a/b.html, 要求转发到 localhost:8088/appv2/a/b.html
简单配置如下:
upstream one {server localhost:8088 weight=5;} | |
server { | |
listen 80; | |
server_name abc.com; | |
access_log "pipe:rollback /data/log/nginx/access.log interval=1d baknum=7 maxsize=1G" main; | |
location / { | |
proxy_set_header Host $host; | |
proxy_set_header X-Real-IP $remote_addr; | |
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for; | |
proxy_set_header X-NginX-Proxy true; | |
proxy_pass http://one; | |
} | |
} |
即,设置 proxy_pass 即可。请求只会替换域名。但很多时候,我们需要根据 url 的前缀转发到不同的服务。设置 proxy_pass 请求只会替换域名,如果要根据不同的 url 后缀来访问不同的服务,则需要通过如下方法.
方法一:加 ”/”
server { | |
listen 8000; | |
server_name abc.com; | |
access_log "pipe:rollback /data/log/nginx/access.log interval=1d baknum=7 maxsize=1G" main; | |
location ^~/user/ { | |
proxy_set_header Host $host; | |
proxy_set_header X-Real-IP $remote_addr; | |
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for; | |
proxy_set_header X-NginX-Proxy true; | |
proxy_pass http://user/; | |
} | |
location ^~/order/ { | |
proxy_set_header Host $host; | |
proxy_set_header X-Real-IP $remote_addr; | |
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for; | |
proxy_set_header X-NginX-Proxy true; | |
proxy_pass http://order/; | |
} | |
} |
^~/user/表示匹配前缀是 user 的请求,proxy_pass的结尾有 /,则会把/user/* 后面的路径直接拼接到后面,即移除user。
方法二:rewrite
upstream user {server localhost:8089 weight=5;} | |
upstream order {server localhost:8090 weight=5;} | |
server { | |
listen 80; | |
server_name abc.com; | |
access_log "pipe:rollback /data/log/nginx/access.log interval=1d baknum=7 maxsize=1G" main; | |
location ^~/user/ { | |
proxy_set_header Host $host; | |
proxy_set_header X-Real-IP $remote_addr; | |
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for; | |
proxy_set_header X-NginX-Proxy true; | |
rewrite ^/user/(.*)$ /$1 break; | |
proxy_pass http://user; | |
} | |
location ^~/order/ { | |
proxy_set_header Host $host; | |
proxy_set_header X-Real-IP $remote_addr; | |
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for; | |
proxy_set_header X-NginX-Proxy true; | |
rewrite ^/order/(.*)$ /$1 break; | |
proxy_pass http://order; | |
} | |
} |
proxy_pass结尾 /,rewrite 重写了 url。
关于 rewrite
syntax: rewrite regex replacement [flag] | |
Default: — | |
Context: server, location, if |
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