# /etc/nginx/conf.d/wp.viossa.net.conf
# (or /etc/nginx/sites-available/wp.viossa.net + symlink into sites-enabled)
#
# Host nginx -> 127.0.0.1:18080 (WordPress container). Names are prefixed
# "wp_viossa_net" so they can't collide with the other sites on this box.
# This file must be included inside http { } (conf.d / sites-enabled both are).

upstream wp_viossa_net {
    server 127.0.0.1:18080;      # keep in sync with WP_HOST_PORT in .env
    keepalive 16;
}

# Brute-force brake for the login page (10 requests/minute/IP, small burst)
limit_req_zone $binary_remote_addr zone=wp_viossa_net_login:10m rate=10r/m;

# ---------- HTTP: ACME challenge + redirect ----------
server {
    listen 80;
    listen [::]:80;
    server_name wp.viossa.net;

    location /.well-known/acme-challenge/ {
        root /var/www/certbot;
    }

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

# ---------- HTTPS ----------
server {
    listen 443 ssl;
    listen [::]:443 ssl;
    http2 on;                    # nginx >= 1.25.1. On older nginx, delete this line
                                 # and use: listen 443 ssl http2;
    server_name wp.viossa.net;

    ssl_certificate     /etc/letsencrypt/live/wp.viossa.net/fullchain.pem;
    ssl_certificate_key /etc/letsencrypt/live/wp.viossa.net/privkey.pem;
    ssl_protocols TLSv1.2 TLSv1.3;
    ssl_session_cache shared:SSL_wp_viossa_net:10m;
    ssl_session_timeout 1d;
    ssl_session_tickets off;

    access_log /var/log/nginx/wp.viossa.net.access.log;
    error_log  /var/log/nginx/wp.viossa.net.error.log;

    client_max_body_size 64M;    # match php/uploads.ini

    add_header Strict-Transport-Security "max-age=31536000" always;
    add_header X-Content-Type-Options "nosniff" always;
    add_header Referrer-Policy "strict-origin-when-cross-origin" always;

    # Proxy settings at server level are inherited by every location below
    # that doesn't define its own proxy_set_header lines.
    proxy_http_version 1.1;
    proxy_set_header Connection        "";
    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 X-Forwarded-Host  $host;
    proxy_read_timeout 120s;
    proxy_send_timeout 120s;

    # Don't expose dotfiles (but allow /.well-known/)
    location ~ /\.(?!well-known) {
        deny all;
    }

    # XML-RPC is a common brute-force/DDoS target; remove this block
    # if you need the mobile app or Jetpack.
    location = /xmlrpc.php {
        return 403;
    }

    location = /wp-login.php {
        limit_req zone=wp_viossa_net_login burst=5 nodelay;
        limit_req_status 429;
        proxy_pass http://wp_viossa_net;
    }

    location / {
        proxy_pass http://wp_viossa_net;
    }
}