Nginx根据url中的path动态转发到upstream的实现

在Nginx中,有一些高级场景,需要根据url中的path参数,动态转发到不通的upstream

场景1

/svr1/xxxx?yyy 转发到 svr1:8080/xxxx?yyy

/svr2/xxxx?yyy 转发到 svr2:8080/xxxx?yyy

配置如下:

  location ~* /(srv[1-9]+)/(.*)$ {    allow all;    proxy_pass http://$1/$2$is_args$args;     proxy_set_header Host $host;                             proxy_set_header x-forwarded-for $forwarded_addr;                                  }    upstream srv1 {                                                        server srv1-ip:8080;  }          upstream srv2 {                                                        server srv2-ip:8080;  }    

场景2

svc1下有3个对等服务srv1,2,3,/svc1/xxxx?yyy 转发到,srv1/2/3:8080/xxxx?yyy

svc2下有3个对等服务srv4,5,6,/svc2/xxxx?yyy 转发到,svr4/5/6:8080/xxxx?yyy

  location ~* /(svc[1-9]+)/(.*)$ {                                 allow all;                                      proxy_pass http://$1/$1/$2$is_args$args;                       proxy_set_header Host $host;    proxy_set_header x-forwarded-for $forwarded_addr;                     }    upstream svc1 {    server srv1:8080;       server srv2:8080;       server srv3:8080;                  }    upstream svc2 {    server srv3:8080;       server srv4:8080;       server srv5:8080;                  }    

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