sample location stanzas for nginx to proxy back to couchbase syncgateway

gistfile1.nginxconf

    location /syncgw {
        proxy_pass   http://127.0.0.1:4984/syncgw;
        proxy_redirect          off;
        proxy_set_header        Host    $host;
        proxy_set_header        X-Real-IP $remote_addr;
        proxy_pass_header       Server;
        proxy_http_version      1.1;
        proxy_set_header        Upgrade $http_upgrade;
        proxy_set_header        Connection "upgrade";
        proxy_pass_header       Accept;
    }

    location /admin_syncgw {
        allow 127.0.0.1;
        allow a.b.c.z;  # ext interface of this particular server
        rewrite ^/admin_syncgw(.*)$ /syncgw$1 break;
        proxy_pass   http://127.0.0.1:4985/syncgw;
        proxy_redirect          off;
        proxy_set_header        Host    $host;
        proxy_set_header        X-Real-IP $remote_addr;
        proxy_pass_header       Server;
        proxy_pass_header       Cookie;
        proxy_http_version      1.1;
        proxy_set_header        Upgrade $http_upgrade;
        proxy_set_header        Connection "upgrade";
    }