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Make primary watching happen in the daemon not the Node object

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This commit is contained in:
Joshua Boniface
2018-10-21 22:08:23 -04:00
parent d464bf74da
commit bfd42b5a7b
2 changed files with 22 additions and 34 deletions
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34
node-daemon/pvcd/NodeInstance.py
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@ -138,40 +138,6 @@ class NodeInstance(object):
if self.domain_state == 'unflush' and self.inflush == False:
self.unflush()
@self.zk_conn.DataWatch('/primary_node')
def watch_primary_node(data, stat, event=''):
if event and event.type == 'DELETED':
# The key has been deleted after existing before; terminate this watcher
# because this class instance is about to be reaped in Daemon.py
return False
try:
data = data.decode('ascii')
except AttributeError:
data = 'none'
if data != self.primary_node:
if self.daemon_mode == 'coordinator':
# We're a coordinator so we care about networking
if data == 'none':
# Toggle state management of routing functions
if self.name == self.this_node:
if self.daemon_state == 'run' and self.router_state != 'primary':
# Contend for primary
self.logger.out('Contending for primary routing state', state='i')
zkhandler.writedata(self.zk_conn, {'/primary_node': self.name })
elif data == self.this_node:
if self.name == self.this_node:
zkhandler.writedata(self.zk_conn, { '/nodes/{}/routerstate'.format(self.name): 'primary' })
self.primary_node = data
else:
if self.name == self.this_node:
zkhandler.writedata(self.zk_conn, { '/nodes/{}/routerstate'.format(self.name): 'secondary' })
self.primary_node = data
else:
self.primary_node = data
@self.zk_conn.DataWatch('/nodes/{}/memfree'.format(self.name))
def watch_node_memfree(data, stat, event=''):
if event and event.type == 'DELETED':