- Better error reporting.

- Flask now uses application's logger instead of its own.
- ucloud file scanner refactored.

ucloud/host/virtualmachine.py

@@ -44,29 +44,7 @@ def capture_all_exception(func):
         try:
             func(*args, **kwargs)
         except Exception:
-            logger.info("Exception absorbed by captual_all_exception()")
-            logger.exception(func.__name__)
-
-    return wrapper
-
-
-def need_running_vm(func):
-    @wraps(func)
-    def wrapper(self, e):
-        vm = self.get_vm(self.running_vms, e.key)
-        if vm:
-            try:
-                status = vm.handle.command("query-status")
-                logger.debug("VM Status Check - %s", status)
-            except Exception as exception:
-                logger.info("%s failed - VM %s %s", func.__name__, e, exception)
-            else:
-                return func(e)
-
-            return None
-        else:
-            logger.info("%s failed because VM %s is not running", func.__name__, e.key)
-            return None
+            logger.exception('Unhandled exception occur in %s. For more details see Syslog.', __name__)
 
     return wrapper
 
@@ -168,7 +146,6 @@ class VMM:
                 self.create(vm_entry)
                 self.launch_vm(vm_entry)
 
-    @need_running_vm
     @capture_all_exception
     def stop(self, vm_entry):
         vm = self.get_vm(self.running_vms, vm_entry.key)