# Place the map and server inside nginx's http {} context. Replace the TLS
# files and upstream for your installation. Keep DSH's listener private.
map $http_upgrade $connection_upgrade {
    default upgrade;
    '' close;
}

server {
    listen 443 ssl;
    server_name dsh.example.com;
    ssl_certificate /etc/nginx/tls/dsh.example.com.crt;
    ssl_certificate_key /etc/nginx/tls/dsh.example.com.key;

    location / {
        proxy_pass http://127.0.0.1:13090;
        proxy_http_version 1.1;
        proxy_set_header Host $http_host;
        proxy_set_header Origin $http_origin;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection $connection_upgrade;
        proxy_buffering off;
        proxy_request_buffering off;
        proxy_cache off;
        proxy_read_timeout 3600s;
        proxy_send_timeout 3600s;
    }
}