From 89d4c12cb0fcecbf486b60a26931703f88dd8c26 Mon Sep 17 00:00:00 2001
From: Edwin Lyon <53972157+practical-engelbart@users.noreply.github.com>
Date: Mon, 14 Sep 2020 13:11:58 -0700
Subject: [PATCH] Create mailcow.conf

---
 nginx/mailcow.conf | 76 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 76 insertions(+)
 create mode 100644 nginx/mailcow.conf

diff --git a/nginx/mailcow.conf b/nginx/mailcow.conf
new file mode 100644
index 0000000..2854710
--- /dev/null
+++ b/nginx/mailcow.conf
@@ -0,0 +1,76 @@
+server {
+        listen 80;
+        listen [::]:80;
+        
+        server_name mail.example.com webmail.example.com autodiscover.* autoconfig.*;
+        
+        ;location ^~ /.well-known/acme-challenge/ {
+        allow all;
+        root /var/lib/letsencrypt/;
+        default_type "text/plain";
+        try_files $uri =404;
+        }
+        
+        return 301 https://$host$request_uri;
+}
+
+server {
+        listen 443 ssl http2;
+        listen [::]:443 ssl http2;
+        
+        server_name mail.example.com webmail.example.com autodiscover.* autoconfig.*;
+        
+        ssl_certificate /opt/mailcow-dockerized/data/assets/ssl/fullchain.pem;
+        ssl_certificate_key /opt/mailcow-dockerized/data/assets/ssl/key.pem;
+        ssl_dhparam /opt/mailcow-dockerized/data/assets/ssl/dhparams.pem;
+        ssl_session_timeout 1d;
+        ssl_session_cache shared:SSL:10m;
+        ssl_session_tickets off;
+
+        ssl_protocols TLSv1.2 TLSv1.3;
+        ssl_ciphers ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:DHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384;
+        ssl_prefer_server_ciphers off;
+
+        ssl_stapling on;
+        ssl_stapling_verify on;
+        ssl_trusted_certificate /opt/mailcow-dockerized/data/assets/ssl/chain.pem;
+        resolver 1.1.1.1:53 1.0.0.1:53 '[2606:4700:4700::1111]:53' '[2606:4700:4700::1001]:53' valid=300s;
+        resolver_timeout 30s;
+
+        add_header X-Frame-Options "SAMEORIGIN" always;
+        add_header X-XSS-Protection "1; mode=block" always;
+        add_header X-Content-Type-Options "nosniff" always;
+        add_header Referrer-Policy "strict-origin-when-cross-origin";
+        add_header Content-Security-Policy "upgrade-insecure-requests; default-src https:" always;
+        add_header Feature-policy "accelerometer 'none'; camera 'none'; geolocation 'none'; gyroscope 'none'; magnetometer 'none'; microphone 'none'; payment 'none'" always;       
+
+        location ^~ /.well-known/acme-challenge/ {
+               allow all;
+               root /var/lib/letsencrypt/;
+               default_type "text/plain";
+               try_files $uri =404;
+        }
+
+        location /Microsoft-Server-ActiveSync {
+                proxy_pass http://127.0.0.1:8080/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 256k;
+                client_body_buffer_size 512k;
+                client_max_body_size 0;
+        }
+
+        location / {
+                proxy_pass http://127.0.0.1:8080/;
+                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;
+        }
+}