1 files changed, 61 insertions, 0 deletions
diff --git a/opendc/models/rack.py b/opendc/models/rack.py
new file mode 100644
index 00000000..a9aeeff9
--- /dev/null
+++ b/opendc/models/rack.py
@@ -0,0 +1,61 @@
+from opendc.models.model import Model
+from opendc.models.tile import Tile
+from opendc.models.object import Object
+from opendc.util import database, exceptions
+
+class Rack(Model):
+
+    JSON_TO_PYTHON_DICT = {
+        'rack': {
+            'id': 'id',
+            'name': 'name',
+            'capacity': 'capacity',
+            'powerCapacityW': 'power_capacity_w'
+        }
+    }
+
+    PATH = '/v1/simulations/{simulationId}/datacenters/{datacenterId}/rooms/{roomId}/tiles/{tileId}/rack'
+
+    TABLE_NAME = 'racks'
+    COLUMNS = ['id', 'name', 'capacity', 'power_capacity_w']
+    COLUMNS_PRIMARY_KEY = ['id']
+
+    @classmethod
+    def from_tile_id(cls, tile_id):
+        """Get a Rack from the ID of the Tile it's on."""
+
+        tile = Tile.from_primary_key((tile_id,))
+
+        if not tile.exists():
+            return Rack(id = -1)
+
+        return cls.from_primary_key((tile.object_id,))
+
+    def google_id_has_at_least(self, google_id, authorization_level):
+        """Return True if the user has at least the given auth level over this Rack."""
+
+        # Get the Tile
+
+        try:
+            tile = Tile.query('object_id', self.id)[0]
+        except:
+            return False
+
+        # Check the Tile's Authorization
+
+        return tile.google_id_has_at_least(google_id, authorization_level)
+
+    def insert(self):
+        """Insert a Rack by first inserting an object."""
+
+        obj = Object(type = 'RACK')
+        obj.insert()
+
+        self.id = obj.id
+        self.insert_with_id()
+
+    def delete(self):
+        """Delete a Rack by deleting its associated object."""
+
+        obj = Object.from_primary_key((self.id,))
+        obj.delete()