Remove generic controller settings API endpoint.

gns3server/compute/iou/iou_vm.py

@@ -76,6 +76,7 @@ class IOUVM(BaseNode):
         self._started = False
         self._nvram_watcher = None
         self._path = self.manager.get_abs_image_path(path)
+        self._license_check = True
 
         # IOU settings
         self._ethernet_adapters = []
@@ -358,6 +359,16 @@ class IOUVM(BaseNode):
             except OSError as e:
                 raise IOUError("Could not write the iourc file {}: {}".format(path, e))
 
+    @property
+    def license_check(self):
+
+        return self._license_check
+
+    @license_check.setter
+    def license_check(self, value):
+
+        self._license_check = value
+
     async def _library_check(self):
         """
         Checks for missing shared library dependencies in the IOU image.
@@ -379,11 +390,18 @@ class IOUVM(BaseNode):
         """
         Checks for a valid IOU key in the iourc file (paranoid mode).
         """
+
+        # license check is sent by the controller
+        if self.license_check is False:
+            return
+
         try:
-            license_check = self._config().getboolean("license_check", True)
+            # we allow license check to be disabled server wide
+            server_wide_license_check = self._config().getboolean("license_check", True)
         except ValueError:
             raise IOUError("Invalid licence check setting")
-        if license_check is False:
+
+        if server_wide_license_check is False:
             return
 
         config = configparser.ConfigParser()