jupyter.conf

upstream notebook {
    server 127.0.0.1:8888;
}

# https://nginx.org/en/docs/http/websocket.html
map $http_upgrade $connection_upgrade {
    default upgrade;
    ''      close;
}

server {
    listen 443 ssl;
    ssl_certificate         /root/nginx-cert.pem;
    ssl_certificate_key     /root/nginx-key.pem;
    ssl_protocols           TLSv1.2 TLSv1.3;
    ssl_ciphers     HIGH:!aNULL:!MD5;

    location / {
        proxy_pass              http://notebook;
        proxy_set_header        Host $host;
        # no limit
        client_max_body_size    0;
    }

    location ~ /api/kernels/ {
        proxy_pass              http://notebook;
        proxy_set_header        Host $host;
        # websocket support
        proxy_http_version      1.1;
        proxy_set_header        Upgrade "websocket";
        proxy_set_header        Connection "Upgrade";
    }
    location ~ /terminals/ {
        proxy_pass              http://notebook;
        #proxy_set_header       Host $host;
        # websocket support
        proxy_http_version      1.1;
        proxy_set_header        Upgrade "websocket";
        proxy_set_header        Connection "Upgrade";
    }
}