Большое спасибо всем
Помогло вот это:
http://nginx.org/ru/docs/http/ngx_http_proxy_module.html#example

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server {
listen X.X.X.X:35002;

location ~ /\.(ht|svn|cvs|hg|txt|log|class|cgi|xml|conf|config|properties|jar) {
deny all;
}

location /snow/ {
proxy_pass http://127.0.0.1:8080;
proxy_redirect http://127.0.0.1:8080/ http://X.X.X.X:35002/;
proxy_set_header Host $host;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
proxy_set_header X-Real-IP $remote_addr;
access_log /var/log/snow/admin_access.log;

allow X.X.X.X.;
deny all;
}
}
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