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Some improvements in selecting to fencea node

This commit is contained in:
Joshua Boniface 2018-06-06 18:18:58 -04:00
parent 36293d2d41
commit fd98ae58bf
1 changed files with 5 additions and 4 deletions
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9
NodeInstance.py
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@ -206,12 +206,13 @@ class NodeInstance():
node_state = 'unknown'
node_keepalive = 0
# Handle deadtime and fencng if needed (>30 seconds out-of-date keepalive info)
# Handle deadtime and fencng if needed
# (A node is considered dead when its keepalive timer is >30s out-of-date while in 'start' state)
node_deadtime = int(time.time()) - 30
if node_keepalive < node_deadtime and ( node_state != 'dead' and node_state != 'flush' and node_state != 'stop' ):
if node_keepalive < node_deadtime and node_state == 'start':
print('>>> Node {} is dead! Performing fence operation in 3 seconds.'.format(node_name))
self.zk.set('/domains/{}/state'.format(node_name), 'dead'.encode('ascii'))
fence_thread = threading.Thread(target=fencenode.fence, args=(node_name), kwargs={})
self.zk.set('/nodes/{}/state'.format(node_name), 'dead'.encode('ascii'))
fence_thread = threading.Thread(target=fencenode.fence, args=(node_name, self.zk), kwargs={})
fence_thread.start()
# Update the arrays