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Pause pvchealthd startup until node daemon is run 

If the health daemon starts too soon during a node bootup, it will
generate generate tons of erroneous faults while the node starts up.
Adds a conditional wait for the current node daemon to be in "run"
state before the health daemon really starts up.
This commit is contained in:
Joshua Boniface 2023-12-13 14:41:47 -05:00
parent f41c5176be
commit 709c9cb73e
1 changed files with 5 additions and 0 deletions
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5
health-daemon/pvchealthd/Daemon.py
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@ -80,6 +80,11 @@ def entrypoint():
# Connect to Zookeeper and return our handler and current schema version # Connect to Zookeeper and return our handler and current schema version
zkhandler, _ = pvchealthd.util.zookeeper.connect(logger, config) zkhandler, _ = pvchealthd.util.zookeeper.connect(logger, config)
logger.out("Waiting for node daemon to be operating", state="s")
while zkhandler.read(("node.state.daemon", config["node_hostname"])) != "run":
sleep(5)
logger.out("Node daemon in run state, continuing health daemon startup", state="s")
# Define a cleanup function # Define a cleanup function
def cleanup(failure=False): def cleanup(failure=False):
nonlocal logger, zkhandler, monitoring_instance nonlocal logger, zkhandler, monitoring_instance