Initial multitenancy implementation

netbox/tenancy/models.py

@@ -0,0 +1,48 @@
+from django.core.urlresolvers import reverse
+from django.db import models
+
+from utilities.models import CreatedUpdatedModel
+
+
+class TenantGroup(models.Model):
+    """
+    An arbitrary collection of Tenants.
+    """
+    name = models.CharField(max_length=50, unique=True)
+    slug = models.SlugField(unique=True)
+
+    class Meta:
+        ordering = ['name']
+
+    def __unicode__(self):
+        return self.name
+
+    def get_absolute_url(self):
+        return "{}?group={}".format(reverse('tenancy:tenant_list'), self.slug)
+
+
+class Tenant(CreatedUpdatedModel):
+    """
+    A Tenant represents an organization served by the NetBox owner. This is typically a customer or an internal
+    department.
+    """
+    name = models.CharField(max_length=50, unique=True)
+    slug = models.SlugField(unique=True)
+    group = models.ForeignKey('TenantGroup', related_name='tenants', on_delete=models.PROTECT)
+    comments = models.TextField(blank=True)
+
+    class Meta:
+        ordering = ['group', 'name']
+
+    def __unicode__(self):
+        return self.name
+
+    def get_absolute_url(self):
+        return reverse('tenancy:tenant', args=[self.slug])
+
+    def to_csv(self):
+        return ','.join([
+            self.name,
+            self.slug,
+            self.group.name,
+        ])