providers/proxy: add domainless URL Validator

passbook/sources/ldap/migrations/0005_auto_20200913_1947.py

@@ -0,0 +1,27 @@
+# Generated by Django 3.1.1 on 2020-09-13 19:47
+
+from django.db import migrations, models
+
+import passbook.lib.models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("passbook_sources_ldap", "0004_auto_20200524_1146"),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name="ldapsource",
+            name="server_uri",
+            field=models.TextField(
+                validators=[
+                    passbook.lib.models.DomainlessURLValidator(
+                        schemes=["ldap", "ldaps"]
+                    )
+                ],
+                verbose_name="Server URI",
+            ),
+        ),
+    ]

passbook/sources/ldap/models.py

@@ -1,20 +1,20 @@
 """passbook LDAP Models"""
 from typing import Optional, Type
 
-from django.core.validators import URLValidator
 from django.db import models
 from django.forms import ModelForm
 from django.utils.translation import gettext_lazy as _
 from ldap3 import Connection, Server
 
 from passbook.core.models import Group, PropertyMapping, Source
+from passbook.lib.models import DomainlessURLValidator
 
 
 class LDAPSource(Source):
     """Federate LDAP Directory with passbook, or create new accounts in LDAP."""
 
     server_uri = models.TextField(
-        validators=[URLValidator(schemes=["ldap", "ldaps"])],
+        validators=[DomainlessURLValidator(schemes=["ldap", "ldaps"])],
         verbose_name=_("Server URI"),
     )
     bind_cn = models.TextField(verbose_name=_("Bind CN"))