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Run IPMI check 3 times with 2s timeout 

Avoids potential timeouts or deadlocks, and retries if a single try
fails.
This commit is contained in:
Joshua Boniface 2024-07-27 11:32:12 -04:00
parent 97329bb90d
commit 9aca8e215b
1 changed files with 13 additions and 6 deletions
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19
health-daemon/plugins/ipmi
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@ -69,26 +69,33 @@ class MonitoringPluginScript(MonitoringPlugin):
# Run any imports first # Run any imports first
from daemon_lib.common import run_os_command from daemon_lib.common import run_os_command
from time import sleep
# Check the node's IPMI interface # Check the node's IPMI interface
ipmi_hostname = self.config["ipmi_hostname"] ipmi_hostname = self.config["ipmi_hostname"]
ipmi_username = self.config["ipmi_username"] ipmi_username = self.config["ipmi_username"]
ipmi_password = self.config["ipmi_password"] ipmi_password = self.config["ipmi_password"]
retcode, _, _ = run_os_command( retcode = 1
f"/usr/bin/ipmitool -I lanplus -H {ipmi_hostname} -U {ipmi_username} -P {ipmi_password} chassis power status", trycount = 0
timeout=5 while retcode > 0 and trycount < 3:
) retcode, _, _ = run_os_command(
f"/usr/bin/ipmitool -I lanplus -H {ipmi_hostname} -U {ipmi_username} -P {ipmi_password} chassis power status",
timeout=2
)
trycount += 1
if retcode > 0 and trycount < 3:
sleep(trycount)
if retcode > 0: if retcode > 0:
# Set the health delta to 10 (subtract 10 from the total of 100) # Set the health delta to 10 (subtract 10 from the total of 100)
health_delta = 10 health_delta = 10
# Craft a message that can be used by the clients # Craft a message that can be used by the clients
message = f"IPMI via {ipmi_username}@{ipmi_hostname} is NOT responding" message = f"IPMI via {ipmi_username}@{ipmi_hostname} is NOT responding after 3 attempts"
else: else:
# Set the health delta to 0 (no change) # Set the health delta to 0 (no change)
health_delta = 0 health_delta = 0
# Craft a message that can be used by the clients # Craft a message that can be used by the clients
message = f"IPMI via {ipmi_username}@{ipmi_hostname} is responding" message = f"IPMI via {ipmi_username}@{ipmi_hostname} is responding after {trycount} attempts"
# Set the health delta in our local PluginResult object # Set the health delta in our local PluginResult object
self.plugin_result.set_health_delta(health_delta) self.plugin_result.set_health_delta(health_delta)