Add ip address exclusion support (closes #22)

Co-authored-by: Anthony Abeo <anthonyabeo@gmail.com>

shynet/dashboard/forms.py

@@ -8,17 +8,27 @@ from core.models import Service, User
 class ServiceForm(forms.ModelForm):
     class Meta:
         model = Service
-        fields = ["name", "link", "respect_dnt", "collect_ips", "origins", "collaborators"]
+        fields = [
+            "name",
+            "link",
+            "respect_dnt",
+            "collect_ips",
+            "ignored_ips",
+            "origins",
+            "collaborators",
+        ]
         widgets = {
             "name": forms.TextInput(),
             "origins": forms.TextInput(),
+            "ignored_ips": forms.TextInput(),
             "respect_dnt": forms.RadioSelect(choices=[(True, "Yes"), (False, "No")]),
             "collect_ips": forms.RadioSelect(choices=[(True, "Yes"), (False, "No")]),
         }
         labels = {
             "origins": "Allowed Hostnames",
             "respect_dnt": "Respect DNT",
-            "collect_ips": "Collect IP addresses"
+            "collect_ips": "Collect IP addresses",
+            "ignored_ips": "Ignored IP addresses",
         }
         help_texts = {
             "name": _("What should the service be called?"),
@@ -27,7 +37,8 @@ class ServiceForm(forms.ModelForm):
                 "At what hostnames does the service operate? This sets CORS headers, so use '*' if you're not sure (or don't care)."
             ),
             "respect_dnt": "Should visitors who have enabled <a href='https://en.wikipedia.org/wiki/Do_Not_Track'>Do Not Track</a> be excluded from all data?",
-            "collect_ips": "Should individual IP addresses be collected? IP metadata (location, host, etc) will still be collected."
+            "collect_ips": "Should individual IP addresses be collected? IP metadata (location, host, etc) will still be collected.",
+            "ignored_ips": "A comma-separated list of IP addresses or IP ranges (IPv4 and IPv6) to exclude from tracking (e.g., '192.168.0.2, 127.0.0.1/32').",
         }
 
     collaborators = forms.CharField(

shynet/dashboard/templates/dashboard/includes/service_form.html

@@ -4,10 +4,11 @@
 {{form.link|a17t}}
 {{form.collaborators|a17t}}
 
-<details class="p-4 border rounded">
+<details class="p-4 border rounded" {% if form.errors %}open{% endif %}>
     <summary class="cursor-pointer text-sm">Advanced settings</summary>
     <hr class="sep h-4">
     {{form.respect_dnt|a17t}}
     {{form.collect_ips|a17t}}
+    {{form.ignored_ips|a17t}}
     {{form.origins|a17t}}
 </details>

shynet/dashboard/templatetags/helpers.py

@@ -81,11 +81,11 @@ def percent_change_display(start, end):
 
     return SafeString(direction + pct_change)
 
+
 @register.inclusion_tag("dashboard/includes/sidebar_footer.html")
 def sidebar_footer():
-    return {
-        "version": settings.VERSION
-    }
+    return {"version": settings.VERSION}
+
 
 @register.inclusion_tag("dashboard/includes/stat_comparison.html")
 def compare(