nginx.conf

user root;

worker_processes auto;
worker_cpu_affinity auto;

error_log /var/log/nginx/error.log;
pid /run/nginx.pid;

include /usr/share/nginx/modules/*.conf;

events {
    use epoll;
    worker_connections 204800;
}

http {
    log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '
                      '$status $body_bytes_sent "$http_referer" '
                      '"$http_user_agent" "$http_x_forwarded_for"';

    access_log  /var/log/nginx/access.log  main;

    sendfile            on;
    tcp_nopush          on;
    tcp_nodelay         on;
    keepalive_timeout   65;
    types_hash_max_size 2048;

    include             /etc/nginx/mime.types;
    default_type        application/octet-stream;

    include /etc/nginx/conf.d/*.conf;


    proxy_connect_timeout   500ms;
    proxy_send_timeout      1000ms;
    proxy_read_timeout      3000ms;
    proxy_buffers           64 8k;
    proxy_busy_buffers_size    128k;
    proxy_temp_file_write_size 64k;
    proxy_redirect off;
    proxy_next_upstream error invalid_header timeout http_502 http_504;

    proxy_set_header X-Real-IP $remote_addr;
    proxy_set_header X-Real-Port $remote_port;
    proxy_set_header Host $http_host;
    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;

    upstream n9e.monapi {
        server localhost:5800;
        keepalive 10;
    }

    upstream n9e.index {
        server localhost:5830;
        keepalive 10;
    }

    upstream n9e.transfer {
        server localhost:5810;
        keepalive 10;
    }

    server {
        listen       80 default_server;
        server_name  _;
        root         /usr/share/nginx/html;

        # Load configuration files for the default server block.
        include /etc/nginx/conf.d/*.conf;

        location / {
            root /home/n9e/pub;
        }

        location /api/portal {
            proxy_pass http://n9e.monapi;
        }

        location /api/index {
            proxy_pass http://n9e.index;
        }

        location /api/transfer {
            proxy_pass http://n9e.transfer;
        }
    }

}