def serverTime(self, context, timestamp):
end = globalClock.getRealTime()
if context != self.thisContext:
self.notify.debug(
"Ignoring TimeManager response for old context %d" % context)
return
elapsed = end - self.start
self.attemptCount += 1
self.notify.debug("Clock sync roundtrip took %0.3f ms" %
(elapsed * 1000.0))
average = (self.start + end) / 2.0 - self.extraSkew
uncertainty = (end - self.start) / 2.0 + abs(self.extraSkew)
globalClockDelta.resynchronize(average, timestamp, uncertainty)
self.notify.debug("Local clock uncertainty +/- %.3f s" %
(globalClockDelta.getUncertainty()))
if globalClockDelta.getUncertainty() > self.maxUncertainty:
if self.attemptCount < self.maxAttempts:
self.notify.debug("Uncertainty is too high, trying again.")
self.start = globalClock.getRealTime()
self.sendUpdate("requestServerTime", [self.thisContext])
return
self.notify.debug("Giving up on uncertainty requirement.")
messenger.send("gotTimeSync", taskChain='default')
messenger.send(self.cr.uniqueName("gotTimeSync"), taskChain='default')
def serverTime(self, context, timestamp):
"""serverTime(self, int8 context, int32 timestamp)
This message is sent from the AI to the client in response to
a previous requestServerTime. It contains the time as
observed by the AI.
The client should use this, in conjunction with the time
measurement taken before calling requestServerTime (above), to
determine the clock delta between the AI and the client
machines.
"""
end = globalClock.getRealTime()
if context != self.thisContext:
self.notify.info(
"Ignoring TimeManager response for old context %d" % (context))
return
elapsed = end - self.start
self.attemptCount += 1
self.notify.info("Clock sync roundtrip took %0.3f ms" %
(elapsed * 1000.0))
average = (self.start + end) / 2.0 - self.extraSkew
uncertainty = (end - self.start) / 2.0 + abs(self.extraSkew)
globalClockDelta.resynchronize(average, timestamp, uncertainty)
self.notify.info("Local clock uncertainty +/- %.3f s" %
(globalClockDelta.getUncertainty()))
if globalClockDelta.getUncertainty() > self.maxUncertainty:
if self.attemptCount < self.maxAttempts:
self.notify.info("Uncertainty is too high, trying again.")
self.start = globalClock.getRealTime()
self.sendUpdate("requestServerTime", [self.thisContext])
return
self.notify.info("Giving up on uncertainty requirement.")
messenger.send("gotTimeSync", taskChain='default')
messenger.send(self.cr.uniqueName("gotTimeSync"), taskChain='default')
def serverTime(self, context, timestamp):
"""serverTime(self, int8 context, int32 timestamp)
This message is sent from the AI to the client in response to
a previous requestServerTime. It contains the time as
observed by the AI.
The client should use this, in conjunction with the time
measurement taken before calling requestServerTime (above), to
determine the clock delta between the AI and the client
machines.
"""
end = globalClock.getRealTime()
if context != self.thisContext:
self.notify.info("Ignoring TimeManager response for old context %d" % (context))
return
elapsed = end - self.start
self.attemptCount += 1
self.notify.info("Clock sync roundtrip took %0.3f ms" % (elapsed * 1000.0))
average = (self.start + end) / 2.0 - self.extraSkew
uncertainty = (end - self.start) / 2.0 + abs(self.extraSkew)
globalClockDelta.resynchronize(average, timestamp, uncertainty)
self.notify.info("Local clock uncertainty +/- %.3f s" % (globalClockDelta.getUncertainty()))
if globalClockDelta.getUncertainty() > self.maxUncertainty:
if self.attemptCount < self.maxAttempts:
self.notify.info("Uncertainty is too high, trying again.")
self.start = globalClock.getRealTime()
self.sendUpdate("requestServerTime", [self.thisContext])
return
self.notify.info("Giving up on uncertainty requirement.")
messenger.send("gotTimeSync", taskChain = 'default')
messenger.send(self.cr.uniqueName("gotTimeSync"), taskChain = 'default')
