update_attr should wait for the full wait timeout before checking for a missing IP addres

library/cloud/digital_ocean

@@ -189,19 +189,13 @@ class Droplet(JsonfyMixIn):
     def is_powered_on(self):
         return self.status == 'active'
 
-    def update_attr(self, attrs=None, times=5):
+    def update_attr(self, attrs=None):
         if attrs:
             for k, v in attrs.iteritems():
                 setattr(self, k, v)
         else:
             json = self.manager.show_droplet(self.id)
-            if not json['ip_address']:
-                if times > 0:
-                    time.sleep(2)
-                    self.update_attr(times=times-1)
-                else:
-                    raise TimeoutError('No ip is found.', self.id)
-            else:
+            if json['ip_address']:
                 self.update_attr(json)
 
     def power_on(self):
@@ -221,6 +215,8 @@ class Droplet(JsonfyMixIn):
                 time.sleep(min(20, end_time-time.time()))
                 self.update_attr()
                 if self.is_powered_on():
+                    if not self.ip_address:
+                        raise TimeoutError('No ip is found.', self.id)
                     return
             raise TimeoutError('Wait for droplet running timeout', self.id)