fix: More tweaks to OpenNebula driver

src/DIRAC/Resources/Computing/CloudProviders/OpenNebula.py

@@ -103,13 +103,17 @@ def __new__(cls, *args, **kwargs):
         return super(NodeDriver, cls).__new__(cls)
 
     def create_node(self, name, size, image=None, network=None, context=None,
-                    ex_onhold=False, ex_tmpl_network=True):
+                    ex_onhold=False, ex_tmpl_network=True, **kwargs):
         tmpl_id = None
         if isinstance(size, int):
             tmpl_id = size
         elif isinstance(size, NodeSize):
             tmpl_id = int(size.id)
 
+        # Allow use of ex_userdata in place of context
+        if context is None and "ex_userdata" in kwargs:
+            context = kwargs["ex_userdata"]
+
         if tmpl_id is not None:
             return self._create_vm_template(name, tmpl_id, context, ex_onhold,
                                             ex_tmpl_network)
@@ -125,12 +129,12 @@ def _create_vm_template(self, name, tmpl_id, context, ex_onhold,
                                       name,
                                       ex_onhold,
                                       extra_str)
-        return self.ex_get_node(res.object)
+        return self.ex_get_node_details(res.object)
 
     def _create_vm_direct(self, name, size, image, network, context, ex_onhold):
         tmpl_str = self._gen_template(name, size, image, network, context)
         res = self.connection.request("one.vm.allocate", tmpl_str, ex_onhold)
-        return self.ex_get_node(res.object)
+        return self.ex_get_node_details(res.object)
 
     def destroy_node(self, node, ex_hard=False):
         action = 'terminate'
@@ -165,7 +169,7 @@ def list_networks(self):
                                       *self.REQ_FILTER_ALL)
         return self._to_networks(res.object)
 
-    def ex_get_node(self, node_id):
+    def ex_get_node_details(self, node_id):
         res = self.connection.request("one.vm.info", node_id)
         return self._to_node(res.object)