real storage manager added

implementation/storage/OpenstackStorageManager.py

-import Snapshot
-import SnapshotManager
+import Volume
 import openstack
+import StorageManager
 
 
-class OpenstackSnapshotManager(SnapshotManager.SnapshotManager):
+class OpenstackStorageManager(StorageManager.StorageManager):
 
     def __init__(self, cloud) -> None:
         super().__init__()
-
         self.openstack = openstack.connect(cloud=cloud)
 
     @staticmethod
-    def os_snapshot_to_rc_snapshot(os_snapshot):
-        return Snapshot.Snapshot(
-            os_snapshot.id,
-            os_snapshot.size
+    def os_volume_to_rc_volume(os_volume):
+        return Volume.Volume(
+            os_volume.id,
+            os_volume.size,
+            os_volume.is_bootable
         )
 
-    def create_from_volume(self, id):
-        os_snapshot = self.openstack.block_storage.create_snapshot(volume_id=id)
+    def create(self, size, bootable):
+        os_volume = self.openstack.block_storage.create_volume(size=size, bootable=bootable)
 
-        return self.os_snapshot_to_rc_snapshot(os_snapshot)
+        return self.os_volume_to_rc_volume(os_volume)
 
     def get(self, id):
-        os_snapshot = self.openstack.block_storage.get_snapshot(id)
+        os_volume = self.openstack.block_storage.get_volume(id)
+
+        return self.os_volume_to_rc_volume(os_volume)
 
-        return self.os_snapshot_to_rc_snapshot(os_snapshot)
+    def delete(self, id):
+        print(self.openstack.block_storage.delete_volume(id))
 
     def list(self):
-        snapshots = []
+        volumes = []
 
-        for os_snapshot in self.openstack.block_storage.snapshots():
-            snapshots.append(self.os_snapshot_to_rc_snapshot(os_snapshot))
+        for os_volume in self.openstack.block_storage.volumes():
+            volumes.append(self.os_volume_to_rc_volume(os_volume))
 
-        return snapshots
+        return volumes
 
-    def delete(self, id):
-        print(self.openstack.block_storage.delete_snapshot(id))
+    def resize(self, id):
+        pass