Nginx根据ip进行灰度发布

server {
    listen       80;
    server_name  sy.test.com;


    add_header X-Cache $upstream_cache_status;
    charset utf-8;
    access_log /data/nginxlog/sy.test.com.log;
    set $web_backend tomcat-test-scm-v1;
    if ($remote_addr ~ "x.x.x.x") {
        set $web_backend tomcat-test-scm-v2;
    }
    if ($remote_addr ~ "x.x.x.x") {
        set $web_backend tomcat-test-scm-v2;
    }
    set $hd_backend live-v1;
    if ($remote_addr ~ "x.x.x.x") {
        set $hd_backend live-v2;
    }
    if ($remote_addr ~ "x.x.x.x") {
        set $hd_backend live-v2;
    }
    location ~ ^/live {
        proxy_redirect  off;
        proxy_set_header Host  $host;
        proxy_pass      http://$hd_backend;
    }

    location ~ / {
        proxy_redirect  off;
        proxy_pass      http://$web_backend;
    }
}