nginx.conf

pid /var/run/nginx.pid;
worker_processes auto;
worker_rlimit_nofile 51200;
events {
    worker_connections 1024;
    multi_accept on;
    use epoll;
}
http {
    server_tokens off;
    sendfile on;
    tcp_nopush on;
    tcp_nodelay on;
    keepalive_timeout 120s;
    keepalive_requests 10000;
    types_hash_max_size 2048;
    include /etc/nginx/mime.types;
    access_log  /var/log/nginx/access.log  main;
    log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '
                          '$status $body_bytes_sent "$http_referer" '
                          '"$http_user_agent" "$http_x_forwarded_for"';

    server {
        listen 80;
        server_name testnet-rpc0.cess.cloud;

        location ^~ /http/ {
            proxy_buffering off;
            proxy_pass http://127.0.0.1:9944/;
    	proxy_set_header Host $host;
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        }
        location ^~ /ws/ {
            proxy_buffering off;
            proxy_pass http://127.0.0.1:9944/;
            proxy_http_version 1.1;
            proxy_set_header Upgrade $http_upgrade;
            proxy_set_header Connection "upgrade";
    	    proxy_set_header Host $host;
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        }
    }
}