fd368a706b
This avoids having Zookeeper or memcached running, which might not be the case. Change-Id: Ib66eb8348aece447ee2c8de084c4ac807b552907
37 lines
770 B
Python
37 lines
770 B
Python
import time
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import uuid
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import six
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from tooz import coordination
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ALIVE_TIME = 1
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coordinator = coordination.get_coordinator('zake://', b'host-1')
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coordinator.start()
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# Create a group
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group = six.binary_type(six.text_type(uuid.uuid4()).encode('ascii'))
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request = coordinator.create_group(group)
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request.get()
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# Join a group
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request = coordinator.join_group(group)
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request.get()
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def when_i_am_elected_leader(event):
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# event is a LeaderElected event
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print(event.group_id, event.member_id)
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# Propose to be a leader for the group
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coordinator.watch_elected_as_leader(group, when_i_am_elected_leader)
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start = time.time()
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while time.time() - start < ALIVE_TIME:
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coordinator.heartbeat()
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coordinator.run_watchers()
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time.sleep(0.1)
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coordinator.stop()
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