support longer key types

ttadmin/users/migrations/0009_auto_20170114_0757.py

@@ -0,0 +1,20 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.10.2 on 2017-01-14 07:57
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('users', '0008_auto_20170113_2128'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='pubkey',
+            name='key_type',
+            field=models.CharField(choices=[('ssh-rsa', 'ssh-rsa'), ('ssh-dss', 'ssh-dss')], max_length=50),
+        ),
+    ]

ttadmin/users/models.py

@@ -34,7 +34,7 @@ class Townie(User):
 
 
 class Pubkey(Model):
-    key_type = CharField(max_length=15,
+    key_type = CharField(max_length=50,
                          blank=False,
                          null=False,
                          choices=SSH_TYPE_CHOICES,