Expose fabric related interfaces

Added two fabric interfaces get_fabric() and get_fabric_collection()
to allow user to invoke fabric related functionality.

Change-Id: I4a9344ee878b2957ba267a2f83e714878759cd4e

rsd_lib/main.py

@@ -17,6 +17,7 @@ import sushy
 from sushy.resources import base
 
 from rsd_lib.resources import chassis
+from rsd_lib.resources.fabric import fabric
 from rsd_lib.resources.node import node
 from rsd_lib.resources.storage_service import storage_service
 
@@ -33,6 +34,9 @@ class RSDLib(sushy.Sushy):
                                         '@odata.id'], required=True)
     """StorageServiceCollection path"""
 
+    _fabrics_path = base.Field(['Fabrics', '@odata.id'], required=True)
+    """FabricCollection path"""
+
     def get_node_collection(self):
         """Get the NodeCollection object
 
@@ -93,3 +97,24 @@ class RSDLib(sushy.Sushy):
         return chassis.Chassis(self._conn,
                                identity,
                                redfish_version=self.redfish_version)
+
+    def get_fabric_collection(self):
+        """Get the FabricCollection object
+
+        :raises: MissingAttributeError, if the collection attribute is
+            not found
+        :returns: a FabricCollection object
+        """
+        return fabric.FabricCollection(self._conn,
+                                       self._fabrics_path,
+                                       redfish_version=self.redfish_version)
+
+    def get_fabric(self, identity):
+        """Given the identity return a Fabric object
+
+        :param identity: The identity of the Fabric resource
+        :returns: The Fabric object
+        """
+        return fabric.Fabric(self._conn,
+                             identity,
+                             redfish_version=self.redfish_version)

rsd_lib/tests/unit/json_samples/root.json

@@ -31,6 +31,9 @@
     "Nodes": {
         "@odata.id": "/redfish/v1/Nodes"
     },
+    "Fabrics" : {
+        "@odata.id" : "/redfish/v1/Fabrics"
+    },
     "Links": {
         "Sessions": {
             "@odata.id": "/redfish/v1/SessionService/Sessions"

rsd_lib/tests/unit/test_main.py

@@ -20,6 +20,7 @@ from sushy import connector
 import testtools
 
 from rsd_lib import main
+from rsd_lib.resources.fabric import fabric
 from rsd_lib.resources.node import node
 
 
@@ -48,3 +49,17 @@ class RSDLibTestCase(testtools.TestCase):
         mock_node.assert_called_once_with(
             self.rsd._conn, 'fake-node-id',
             redfish_version=self.rsd.redfish_version)
+
+    @mock.patch.object(fabric, 'FabricCollection', autospec=True)
+    def test_get_fabric_collection(self, mock_fabric_collection):
+        self.rsd.get_fabric_collection()
+        mock_fabric_collection.assert_called_once_with(
+            self.rsd._conn, '/redfish/v1/Fabrics',
+            redfish_version=self.rsd.redfish_version)
+
+    @mock.patch.object(fabric, 'Fabric', autospec=True)
+    def test_get_fabric(self, mock_fabric):
+        self.rsd.get_fabric('fake-fabric-id')
+        mock_fabric.assert_called_once_with(
+            self.rsd._conn, 'fake-fabric-id',
+            redfish_version=self.rsd.redfish_version)