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Make IPMI handling a bit better

This commit is contained in:
Joshua Boniface 2018-11-23 20:02:31 -05:00
parent a911d71644
commit 790ed16a42
1 changed files with 24 additions and 3 deletions
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27
node-daemon/pvcd/fencing.py
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@ -80,6 +80,9 @@ def migrateFromFencedNode(zk_conn, node_name, logger):
for dom_uuid in dead_node_running_domains: for dom_uuid in dead_node_running_domains:
target_node = findTargetHypervisor(zk_conn, 'mem', dom_uuid) target_node = findTargetHypervisor(zk_conn, 'mem', dom_uuid)
logger.out('Flushing RBD locks for VM "{}"'.format(dom_uuid), state='i')
# TO BE IMPLEMENTED once RBD pools are integrated properly
logger.out('Moving VM "{}" to node "{}"'.format(dom_uuid, target_node), state='i') logger.out('Moving VM "{}" to node "{}"'.format(dom_uuid, target_node), state='i')
zkhandler.writedata(zk_conn, { zkhandler.writedata(zk_conn, {
'/domains/{}/state'.format(dom_uuid): 'start', '/domains/{}/state'.format(dom_uuid): 'start',
@ -94,11 +97,29 @@ def migrateFromFencedNode(zk_conn, node_name, logger):
# Perform an IPMI fence # Perform an IPMI fence
# #
def rebootViaIPMI(ipmi_hostname, ipmi_user, ipmi_password, logger): def rebootViaIPMI(ipmi_hostname, ipmi_user, ipmi_password, logger):
ipmi_command = '/usr/bin/ipmitool -I lanplus -H {} -U {} -P {} chassis power reset'.format( # Forcibly reboot the node
ipmi_command_reset = '/usr/bin/ipmitool -I lanplus -H {} -U {} -P {} chassis power reset'.format(
ipmi_hostname, ipmi_user, ipmi_password ipmi_hostname, ipmi_user, ipmi_password
) )
ipmi_command_retcode, ipmi_command_stdout, ipmi_command_stderr = common.run_os_command(ipmi_command) ipmi_reset_retcode, ipmi_reset_stdout, ipmi_reset_stderr = common.run_os_command(ipmi_command_reset)
if ipmi_command_retcode == 0:
time.sleep(0.5)
# Ensure the node is powered on
ipmi_command_status = '/usr/bin/ipmitool -I lanplus -H {} -U {} -P {} chassis power status'.format(
ipmi_hostname, ipmi_user, ipmi_password
)
ipmi_status_retcode, ipmi_status_stdout, ipmi_status_stderr = common.run_os_command(ipmi_command_status)
# Trigger a power start if needed
if ipmi_status_stdout != "Chassis Power is on":
ipmi_command_start = '/usr/bin/ipmitool -I lanplus -H {} -U {} -P {} chassis power start'.format(
ipmi_hostname, ipmi_user, ipmi_password
)
ipmi_start_retcode, ipmi_start_stdout, ipmi_start_stderr = common.run_os_command(ipmi_command_start)
# Declare success or failure
if ipmi_reset_retcode == 0:
logger.out('Successfully rebooted dead node', state='o') logger.out('Successfully rebooted dead node', state='o')
return True return True
else: else: