Set defaults for directives add_header and proxy_set_header

data/sites-enabled/mailcow.conf

@@ -0,0 +1,58 @@
+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;
+    }
+}