Merge pull request #43 from planctechnologies/dev

Download IOS images from Cloud Files to a cloud instance

gns3server/modules/base.py

@@ -61,6 +61,7 @@ class IModule(multiprocessing.Process):
         self._current_destination = None
         self._current_call_id = None
         self._stopping = False
+        self._cloud_settings = config.cloud_settings()
 
     def _setup(self):
         """

gns3server/modules/dynamips/backends/vm.py

@@ -19,6 +19,7 @@ import os
 import base64
 import time
 from gns3server.modules import IModule
+from gns3dms.cloud.rackspace_ctrl import get_provider
 from ..dynamips_error import DynamipsError
 
 from ..nodes.c1700 import C1700
@@ -140,12 +141,22 @@ class VM(object):
         chassis = request.get("chassis")
         router_id = request.get("router_id")
 
+        # Locate the image
         updated_image_path = os.path.join(self.images_directory, image)
         if os.path.isfile(updated_image_path):
             image = updated_image_path
+        else:
+            if not os.path.exists(self.images_directory):
+                os.mkdir(self.images_directory)
+            if request.get("cloud_path", None):
+                # Download the image from cloud files
+                cloud_path = request.get("cloud_path")
+                full_cloud_path = "/".join((cloud_path, image))
+
+                provider = get_provider(self._cloud_settings)
+                provider.download_file(full_cloud_path, updated_image_path)
 
         try:
-
             if platform not in PLATFORMS:
                 raise DynamipsError("Unknown router platform: {}".format(platform))
 

gns3server/modules/dynamips/schemas/vm.py

@@ -67,6 +67,10 @@ VM_CREATE_SCHEMA = {
             "type": "string",
             "minLength": 1,
             "pattern": "^([0-9a-fA-F]{4}\\.){2}[0-9a-fA-F]{4}$"
+        },
+        "cloud_path": {
+            "description": "Path to the image in the cloud object store",
+            "type": "string",
         }
     },
     "additionalProperties": False,