使用nginx做反向代理的时候，可以简单的直接把请求原封不动的转发给下一个服务。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结尾没有/， rewrite重写了url。
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