def assess_status_helper():
"""Assess status of unit
@returns status, message - status is workload status and message is any
corresponding messages
"""
if config('stonith_enabled') in ['true', 'True', True]:
return ('blocked',
'stonith_enabled config option is no longer supported')
if is_unit_upgrading_set():
return ("blocked",
"Ready for do-release-upgrade. Set complete when finished")
if is_waiting_unit_series_upgrade_set():
return ("blocked",
"HA services shutdown, peers are ready for series upgrade")
if is_unit_paused_set():
return ("maintenance",
"Paused. Use 'resume' action to resume normal service.")
node_count = int(config('cluster_count'))
status = 'active'
message = 'Unit is ready and clustered'
try:
try_pcmk_wait()
except pcmk.ServicesNotUp:
message = 'Pacemaker is down'
status = 'blocked'
for relid in relation_ids('hanode'):
if len(related_units(relid)) + 1 < node_count:
status = 'blocked'
message = ("Insufficient peer units for ha cluster "
"(require {})".format(node_count))
# if the status was not changed earlier, we verify the maintenance status
try:
if status == 'active':
prop = pcmk.get_property('maintenance-mode').strip()
except pcmk.PropertyNotFound:
# the property is not the output of 'crm configure show xml', so we use
# the default value for this property. For crmsh>=2.2.0 the default
# value is automatically provided by show-property or get-property.
prop = 'false'
if (status == 'active' and prop == 'true'):
# maintenance mode enabled in pacemaker
status = 'maintenance'
message = 'Pacemaker in maintenance mode'
for resource in get_resources().keys():
if not pcmk.is_resource_present(resource):
return ("waiting",
"Resource: {} not yet configured".format(resource))
if not pcmk.crm_res_running_on_node(resource, get_hostname()):
return ("blocked", "Resource: {} not running".format(resource))
return status, message
def test_crm_res_running_on_node(self, getstatusoutput):
_resource = "res_nova_consoleauth"
_this_node = "node1"
_another_node = "node5"
# Not running
getstatusoutput.return_value = (1, "foobar")
self.assertFalse(
pcmk.crm_res_running_on_node(_resource, _this_node))
# Running active/passive on some other node
getstatusoutput.return_value = (
0, "resource {} is running: {}".format(_resource, _another_node))
self.assertTrue(
pcmk.crm_res_running_on_node('res_nova_consoleauth', _this_node))
# Running active/passive on this node
getstatusoutput.return_value = (
0, "resource {} is running: {}".format(_resource, _this_node))
self.assertTrue(
pcmk.crm_res_running_on_node('res_nova_consoleauth', _this_node))
# Running on some but not this node
getstatusoutput.return_value = (
0, ("resource {} is running: {}\nresource {} is NOT running"
.format(_resource, _another_node, _resource)))
self.assertFalse(
pcmk.crm_res_running_on_node('res_nova_consoleauth', _this_node))
# Running on this node and not others
getstatusoutput.return_value = (
0, ("resource {} is running: {}\nresource {} is NOT running"
.format(_resource, _this_node, _resource)))
self.assertTrue(
pcmk.crm_res_running_on_node('res_nova_consoleauth', _this_node))
# Running on more than one and this node
getstatusoutput.return_value = (
0, ("resource {} is running: {}\nresource {} is running: {}"
.format(_resource, _another_node, _resource, _this_node)))
self.assertTrue(
pcmk.crm_res_running_on_node('res_nova_consoleauth', _this_node))