server {
    listen 80;
    server_name mailcow.novicelab.io;
    return 301 https://$host$request_uri;
}

server {
    listen 443 ssl;
    listen [::]:443 ssl;
    http2 on;
    server_name mailcow.novicelab.io;

    # SSL
    ssl_certificate /etc/letsencrypt/live/novicelab.io/fullchain.pem;
    ssl_certificate_key /etc/letsencrypt/live/novicelab.io/privkey.pem;
    ssl_trusted_certificate /etc/letsencrypt/live/novicelab.io/chain.pem;

    # Security Headers
    add_header Strict-Transport-Security "max-age=63072000; includeSubDomains; preload" always;
    add_header X-Frame-Options "SAMEORIGIN" always;
    add_header X-Content-Type-Options "nosniff" always;
    add_header X-XSS-Protection "1; mode=block" always;
    add_header Referrer-Policy "strict-origin-when-cross-origin" always;
    add_header Content-Security-Policy "default-src 'self' https: data: 'unsafe-inline' 'unsafe-eval';" always;
    add_header Permissions-Policy        "interest-cohort=()" always;

    # Logging
    access_log /var/log/nginx/mailcow.novicelab.io_access.log;
    error_log /var/log/nginx/mailcow.novicelab.io_error.log;

    location /Microsoft-Server-ActiveSync {
        proxy_pass https://10.0.0.251:7443/Microsoft-Server-ActiveSync;
        proxy_set_header Host $http_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_connect_timeout 75;
        proxy_send_timeout 3650;
        proxy_read_timeout 3650;
        # proxy_buffers 64 512k; # Needed since the 2022-04 Update for SOGo
        client_body_buffer_size 512k;
        client_max_body_size 0;
    }

    location / {
        proxy_pass https://10.0.0.251:7443/;
        proxy_set_header Host $http_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;
        client_max_body_size 0;
        # The following Proxy Buffers has to be set if you want to use SOGo after the 2022-04 (April 2022) Update
        # Otherwise a Login will fail like this: https://github.com/mailcow/mailcow-dockerized/issues/4537
        # proxy_buffer_size 128k;
        proxy_buffers 64 512k;
        proxy_busy_buffers_size 512k;
    }
}