Fixes #445: Limit rack height to between 1U and 100U (inclusive)

netbox/dcim/migrations/0015_rack_add_u_height_validator.py

@@ -0,0 +1,21 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.9.8 on 2016-08-09 21:18
+from __future__ import unicode_literals
+
+import django.core.validators
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('dcim', '0014_rack_add_type_width'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='rack',
+            name='u_height',
+            field=models.PositiveSmallIntegerField(default=42, validators=[django.core.validators.MinValueValidator(1), django.core.validators.MaxValueValidator(100)], verbose_name=b'Height (U)'),
+        ),
+    ]

netbox/dcim/models.py

@@ -3,7 +3,7 @@ from collections import OrderedDict
 from django.conf import settings
 from django.core.exceptions import MultipleObjectsReturned, ValidationError
 from django.core.urlresolvers import reverse
-from django.core.validators import MinValueValidator
+from django.core.validators import MaxValueValidator, MinValueValidator
 from django.db import models
 from django.db.models import Count, Q, ObjectDoesNotExist
 
@@ -307,7 +307,8 @@ class Rack(CreatedUpdatedModel):
     type = models.PositiveSmallIntegerField(choices=RACK_TYPE_CHOICES, blank=True, null=True, verbose_name='Type')
     width = models.PositiveSmallIntegerField(choices=RACK_WIDTH_CHOICES, default=RACK_WIDTH_19IN, verbose_name='Width',
                                              help_text='Rail-to-rail width')
-    u_height = models.PositiveSmallIntegerField(default=42, verbose_name='Height (U)')
+    u_height = models.PositiveSmallIntegerField(default=42, verbose_name='Height (U)',
+                                                validators=[MinValueValidator(1), MaxValueValidator(100)])
     comments = models.TextField(blank=True)
 
     objects = RackManager()