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Viewing changes to swift/common/middleware/ratelimit.py

  • Committer: Tarmac
  • Author(s): David Goetz
  • Date: 2010-10-21 15:22:30 UTC
  • mfrom: (104.2.2 fix_ratelimit)
  • Revision ID: hudson@openstack.org-20101021152230-pur20ej7f7igezea
Bug fix: Memcached does not allow negative numbers passed to incr.  Adding/using decr.

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swift/common/middleware/ratelimit.py
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        max_sleep_m = self.max_sleep_time_seconds * self.clock_accuracy
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        if max_sleep_m - need_to_sleep_m <= self.clock_accuracy * 0.01:
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            # treat as no-op decrement time
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            self.memcache_client.incr(key, delta=-time_per_request_m)
 
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            self.memcache_client.decr(key, delta=time_per_request_m)
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            raise MaxSleepTimeHit("Max Sleep Time Exceeded: %s" %
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                                  need_to_sleep_m)
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