api.<server-name>.ru

server {
    server_name api.<server-name>.ru;

    root /var/www/html;

    # Add index.php to the list if you are using PHP
    index index.api.<server-name>.ru.html;

    location = /health {
        # First attempt to serve request as file, then
        # as directory, then fall back to displaying a 404.
        proxy_pass https://echo;
        proxy_set_header Host $host;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Real-IP $remote_addr;
    }

    location /ws/ {
        proxy_pass http://api;
        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
        proxy_read_timeout     3600s;
        proxy_connect_timeout  3600s;
    }

    location /wss {
        proxy_pass http://api;
        proxy_buffering off;
        proxy_http_version 1.1;
        proxy_set_header Connection "Keep-Alive";
        proxy_set_header Proxy-Connection "Keep-Alive";
    }

    location /ws {
        proxy_pass http://api;
        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
        proxy_read_timeout 86400s;
        proxy_connect_timeout 86400s;
    }

    location / {
        proxy_pass http://api;
        proxy_set_header Host $host;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Real-IP $remote_addr;
    }

    listen [::]:443; # managed by Certbot
    listen 443 ssl; # managed by Certbot
    ssl_certificate /etc/letsencrypt/live/api.<server-name>.ru/fullchain.pem; # managed by Certbot
    ssl_certificate_key /etc/letsencrypt/live/api.<server-name>.ru/privkey.pem; # managed by Certbot
    include /etc/letsencrypt/options-ssl-nginx.conf; # managed by Certbot
    ssl_dhparam /etc/letsencrypt/ssl-dhparams.pem; # managed by Certbot

}

server {
    #if ($host = api.<server-name>.ru) {
    #    return 301 https://$host$request_uri;
    #} # managed by Certbot

    listen 80 ;
    listen [::]:80 ;
    server_name api.<server-name>.ru;

    return 404; # managed by Certbot
}

upstream api {
        server 127.0.0.1:8080;
        keepalive 32;
        keepalive_timeout 86400s;
        keepalive_requests 256;
}


upstream echo {
        server 127.0.0.1:8444;
}