def wait_for_all_monitors_to_upgrade(new_version, upgrade_key):
"""
Fairly self explanatory name. This function will wait
for all monitors in the cluster to upgrade or it will
return after a timeout period has expired.
:param new_version: str of the version to watch
:param upgrade_key: the cephx key name to use
"""
done = False
start_time = time.time()
monitor_list = []
mon_map = get_mon_map('admin')
if mon_map['monmap']['mons']:
for mon in mon_map['monmap']['mons']:
monitor_list.append(mon['name'])
while not done:
try:
done = all(monitor_key_exists(upgrade_key, "{}_{}_{}_done".format(
"mon", mon, new_version
)) for mon in monitor_list)
current_time = time.time()
if current_time > (start_time + 10 * 60):
raise Exception
else:
# Wait 30 seconds and test again if all monitors are upgraded
time.sleep(30)
except subprocess.CalledProcessError:
raise
def wait_on_previous_node(previous_node):
log("Previous node is: {}".format(previous_node))
previous_node_finished = monitor_key_exists(
'admin',
"{}_done".format(previous_node))
while previous_node_finished is False:
log("{} is not finished. Waiting".format(previous_node))
# Has this node been trying to upgrade for longer than
# 10 minutes?
# If so then move on and consider that node dead.
# NOTE: This assumes the clusters clocks are somewhat accurate
# If the hosts clock is really far off it may cause it to skip
# the previous node even though it shouldn't.
current_timestamp = time.time()
previous_node_start_time = monitor_key_get(
'admin',
"{}_start".format(previous_node))
if (current_timestamp - (10 * 60)) > previous_node_start_time:
# Previous node is probably dead. Lets move on
if previous_node_start_time is not None:
log(
"Waited 10 mins on node {}. current time: {} > "
"previous node start time: {} Moving on".format(
previous_node,
(current_timestamp - (10 * 60)),
previous_node_start_time))
return
else:
# I have to wait. Sleep a random amount of time and then
# check if I can lock,upgrade and roll.
wait_time = random.randrange(5, 30)
log('waiting for {} seconds'.format(wait_time))
time.sleep(wait_time)
previous_node_finished = monitor_key_exists(
'admin',
"{}_done".format(previous_node))
def wait_on_previous_node(previous_node):
log("Previous node is: {}".format(previous_node))
previous_node_finished = monitor_key_exists(
'admin',
"{}_done".format(previous_node))
while previous_node_finished is False:
log("{} is not finished. Waiting".format(previous_node))
# Has this node been trying to upgrade for longer than
# 10 minutes?
# If so then move on and consider that node dead.
# NOTE: This assumes the clusters clocks are somewhat accurate
# If the hosts clock is really far off it may cause it to skip
# the previous node even though it shouldn't.
current_timestamp = time.time()
previous_node_start_time = monitor_key_get(
'admin',
"{}_start".format(previous_node))
if (current_timestamp - (10 * 60)) > previous_node_start_time:
# Previous node is probably dead. Lets move on
if previous_node_start_time is not None:
log(
"Waited 10 mins on node {}. current time: {} > "
"previous node start time: {} Moving on".format(
previous_node,
(current_timestamp - (10 * 60)),
previous_node_start_time))
return
else:
# I have to wait. Sleep a random amount of time and then
# check if I can lock,upgrade and roll.
wait_time = random.randrange(5, 30)
log('waiting for {} seconds'.format(wait_time))
time.sleep(wait_time)
previous_node_finished = monitor_key_exists(
'admin',
"{}_done".format(previous_node))
