upstream rustypaste_backend {
    server 127.0.0.1:8000;
    keepalive 16;
}

server {
    listen 80;
    listen [::]:80;
    server_name drop.fo;

    location ^~ /.well-known/acme-challenge/ {
        root /var/www/letsencrypt;
        default_type text/plain;
        try_files $uri =404;
    }

    location / {
        return 301 https://$host$request_uri;
    }

    access_log /var/log/nginx/drop-fo-access.log drop_fo;
    error_log /var/log/nginx/drop-fo-error.log warn;
}

server {
    listen 443 ssl;
    listen [::]:443 ssl;
    http2 on;
    server_name drop.fo;

    ssl_certificate /etc/letsencrypt/live/drop.fo/fullchain.pem;
    ssl_certificate_key /etc/letsencrypt/live/drop.fo/privkey.pem;

    # Uncomment only when Certbot has created these files:
    # include /etc/letsencrypt/options-ssl-nginx.conf;
    # ssl_dhparam /etc/letsencrypt/ssl-dhparams.pem;

    server_tokens off;
    client_max_body_size 100m;
    client_body_timeout 60s;
    keepalive_timeout 30s;
    send_timeout 300s;

    ssl_session_cache shared:dropfo_ssl:10m;
    ssl_session_timeout 1d;
    ssl_session_tickets off;

    add_header Strict-Transport-Security "max-age=31536000" always;
    add_header X-Content-Type-Options "nosniff" always;
    add_header X-Frame-Options "DENY" always;
    add_header Referrer-Policy "no-referrer" always;
    add_header Permissions-Policy "camera=(), microphone=(), geolocation=()" always;

    location / {
        limit_req zone=drop_fo_general burst=30 nodelay;
        limit_conn drop_fo_conn 20;

        proxy_pass http://rustypaste_backend;
        proxy_http_version 1.1;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
        proxy_set_header Connection "";
        proxy_request_buffering off;
        proxy_buffering off;
        proxy_connect_timeout 10s;
        proxy_send_timeout 300s;
        proxy_read_timeout 300s;
    }

    access_log /var/log/nginx/drop-fo-access.log drop_fo;
    error_log /var/log/nginx/drop-fo-error.log warn;
}
