Make KeyBundle update() thread safe #81
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rohe
approved these changes
Apr 7, 2021
janste63
suggested changes
Apr 7, 2021
| @@ -507,34 +508,35 @@ def update(self): | |||
| :return: True if update was ok or False if we encountered an error during update. | |||
| """ | |||
| if self.source: | |||
| _old_keys = self._keys # just in case | |||
| with threading.Lock(): | |||
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You need a global variable with the lock. This will create a new Lock() for each call.
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Will fix, thanks!
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Fix in c9e59bc, will address the lookup while updating issue as well
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If multiple threads tries to access keys and the access triggers an update, the bundle will sometimes end up as empty. This PR introduces a lock for
KeyBundle.update()to make it thread safe.Reported by @janste63