From 86a1f947d16a4f6723f97caaeb5b2da633f056d8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=CE=93=CE=B9=CF=8E=CF=81=CE=B3=CE=BF=CF=82=20=CE=A4=CF=81?=
 =?UTF-8?q?=CE=B9=CE=B3=CF=89=CE=BD=CE=AC=CE=BA=CE=B7=CF=82?=
 <gtrig84@gmail.com>
Date: Thu, 5 Feb 2026 12:03:38 +0200
Subject: [PATCH] Added ability to manage wildcard dns entries

---
 dns/forms.py     | 11 +++++++----
 dns/functions.py |  7 ++++++-
 2 files changed, 13 insertions(+), 5 deletions(-)

diff --git a/dns/forms.py b/dns/forms.py
index 3422c37..37a4309 100644
--- a/dns/forms.py
+++ b/dns/forms.py
@@ -63,6 +63,7 @@ class StaticHostForm(forms.ModelForm):
         self.helper = FormHelper()
         self.helper.form_method = 'post'
         self.fields['hostname'].label = _('Hostname')
+        self.fields['hostname'].help_text = _('Hostname or wildcard domain (e.g. *.example.com)')
         self.fields['ip_address'].label = _('IP Address')
         back_label = _('Back')
         delete_label = _('Delete')
@@ -90,10 +91,12 @@ class StaticHostForm(forms.ModelForm):
         cleaned_data = super().clean()
         hostname = cleaned_data.get('hostname')
         if hostname:
-            regex = r'^[a-zA-Z][a-zA-Z0-9-\.]*[a-zA-Z0-9]$'
-            if not re.match(regex, hostname):
-                raise ValidationError('Invalid hostname')
-        return
+            # Allow plain hostname (e.g. example.com) or wildcard (e.g. *.example.com)
+            plain_regex = r'^[a-zA-Z0-9]([a-zA-Z0-9-\.]*[a-zA-Z0-9])?$'
+            wildcard_regex = r'^\*\.([a-zA-Z0-9]([a-zA-Z0-9-\.]*[a-zA-Z0-9])?)$'
+            if not (re.match(plain_regex, hostname) or re.match(wildcard_regex, hostname)):
+                raise ValidationError(_('Invalid hostname. Use a hostname (e.g. example.com) or wildcard (e.g. *.example.com).'))
+        return cleaned_data
 
 
 class DNSFilterListForm(forms.ModelForm):
diff --git a/dns/functions.py b/dns/functions.py
index 542c391..1f8281e 100644
--- a/dns/functions.py
+++ b/dns/functions.py
@@ -124,7 +124,12 @@ bind-interfaces
     if static_hosts:
         dnsmasq_config += '\n'
         for static_host in static_hosts:
-            dnsmasq_config += f'address=/{static_host.hostname}/{static_host.ip_address}\n'
+            # dnsmasq uses /.example.com/ for wildcards (matches *.example.com and example.com)
+            if static_host.hostname.startswith('*.'):
+                dnsmasq_domain = '.' + static_host.hostname[2:]
+            else:
+                dnsmasq_domain = static_host.hostname
+            dnsmasq_config += f'address=/{dnsmasq_domain}/{static_host.ip_address}\n'
 
     if dns_lists:
         dnsmasq_config += '\n'