def reboot(adapter, instance, hard):
"""Reboots a VM.
:param adapter: A pypowervm.adapter.Adapter.
:param instance: The nova instance to reboot.
:param hard: Boolean True if hard reboot, False otherwise.
:raises: InstanceRebootFailure
"""
# Synchronize power-on and power-off ops on a given instance
with lockutils.lock('power_%s' % instance.uuid):
try:
entry = get_instance_wrapper(adapter, instance)
if entry.state != pvm_bp.LPARState.NOT_ACTIVATED:
if hard:
power.PowerOp.stop(
entry, opts=popts.PowerOffOpts().vsp_hard().restart())
else:
power.power_off_progressive(entry, restart=True)
else:
# pypowervm does NOT throw an exception if "already down".
# Any other exception from pypowervm is a legitimate failure;
# let it raise up.
# If we get here, pypowervm thinks the instance is down.
power.power_on(entry, None)
except pvm_exc.Error as e:
LOG.exception("PowerVM error during reboot.", instance=instance)
raise exc.InstanceRebootFailure(reason=six.text_type(e))
def reboot(self, context, instance, network_info, reboot_type,
block_device_info=None, bad_volumes_callback=None):
node = _get_baremetal_node_by_instance_uuid(instance['uuid'])
ctx = nova_context.get_admin_context()
pm = get_power_manager(node=node, instance=instance)
state = pm.reboot_node()
if pm.state != baremetal_states.ACTIVE:
raise exception.InstanceRebootFailure(_(
"Baremetal power manager failed to restart node "
"for instance %r") % instance['uuid'])
_update_state(ctx, node, instance, state)
def reboot(self, context, instance, network_info, reboot_type,
block_device_info=None, bad_volumes_callback=None):
try:
async_vm_action = self.compute.virtual_machines.restart(
CONF.azure.resource_group, instance.uuid)
async_vm_action.wait(CONF.azure.async_timeout)
LOG.info(_LI("Restart Instance in Azure Finish."),
instance=instance)
except Exception as e:
msg = six.text_type(e)
LOG.exception(msg)
ex = nova_ex.InstanceRebootFailure(reason=msg)
raise ex
def reboot(self, instance, network_info):
"""Reboot a VM instance."""
vm_ref = self._get_vm_ref_from_the_name(instance.name)
if vm_ref is None:
raise exception.InstanceNotFound(instance_id=instance.id)
self.plug_vifs(instance, network_info)
lst_properties = [
"summary.guest.toolsStatus", "runtime.powerState",
"summary.guest.toolsRunningStatus"
]
props = self._session._call_method(vim_util, "get_object_properties",
None, vm_ref, "VirtualMachine",
lst_properties)
pwr_state = None
tools_status = None
tools_running_status = False
for elem in props:
for prop in elem.propSet:
if prop.name == "runtime.powerState":
pwr_state = prop.val
elif prop.name == "summary.guest.toolsStatus":
tools_status = prop.val
elif prop.name == "summary.guest.toolsRunningStatus":
tools_running_status = prop.val
# Raise an exception if the VM is not powered On.
if pwr_state not in ["poweredOn"]:
reason = _("instance is not powered on")
raise exception.InstanceRebootFailure(reason=reason)
# If latest vmware tools are installed in the VM, and that the tools
# are running, then only do a guest reboot. Otherwise do a hard reset.
if (tools_status == "toolsOk"
and tools_running_status == "guestToolsRunning"):
LOG.debug(_("Rebooting guest OS of VM %s") % instance.name)
self._session._call_method(self._session._get_vim(), "RebootGuest",
vm_ref)
LOG.debug(_("Rebooted guest OS of VM %s") % instance.name)
else:
LOG.debug(_("Doing hard reboot of VM %s") % instance.name)
reset_task = self._session._call_method(self._session._get_vim(),
"ResetVM_Task", vm_ref)
self._session._wait_for_task(instance.id, reset_task)
LOG.debug(_("Did hard reboot of VM %s") % instance.name)
def test_instance_action_event_details_with_nova_exception(self):
"""Creates a server using the non-admin user, then reboot it which
will generate a nova exception fault and put the instance into
ERROR status. Then checks that fault details are visible.
"""
# Create the server with the non-admin user.
server = self._build_server(
networks=[{
'port': nova_fixtures.NeutronFixture.port_1['id']
}])
server = self.api.post_server({'server': server})
server = self._wait_for_state_change(server, 'ACTIVE')
# Stop the server before rebooting it so that after the driver.reboot
# method raises an exception, the fake driver does not report the
# instance power state as running - that will make the compute manager
# set the instance vm_state to error.
self.api.post_server_action(server['id'], {'os-stop': None})
server = self._wait_for_state_change(server, 'SHUTOFF')
# Stub out the compute driver reboot method to raise a nova
# exception 'InstanceRebootFailure' to simulate some error.
exc_reason = 'reboot failure'
with mock.patch.object(self.compute.manager.driver,
'reboot',
side_effect=exception.InstanceRebootFailure(
reason=exc_reason)) as mock_reboot:
reboot_request = {'reboot': {'type': 'HARD'}}
self.api.post_server_action(server['id'], reboot_request)
# In this case we wait for the status to change to ERROR using
# the non-admin user so we can assert the fault details. We also
# wait for the task_state to be None since the wrap_instance_fault
# decorator runs before the reverts_task_state decorator so we will
# be sure the fault is set on the server.
server = self._wait_for_server_parameter(
server, {
'status': 'ERROR',
'OS-EXT-STS:task_state': None
},
api=self.api)
mock_reboot.assert_called_once()
self._set_policy_rules(overwrite=False)
server_id = server['id']
# Calls GET on the server actions and verifies that the reboot
# action expected in the response.
response = self.api.api_get('/servers/%s/os-instance-actions' %
server_id)
server_actions = response.body['instanceActions']
for actions in server_actions:
if actions['action'] == 'reboot':
reboot_request_id = actions['request_id']
# non admin shows instance actions details and verifies the 'details'
# in the action events via 'request_id', since microversion 2.51 that
# we can show events, but in microversion 2.84 that we can show
# 'details' for non-admin.
self.api.microversion = '2.84'
action_events_response = self.api.api_get(
'/servers/%s/os-instance-actions/%s' %
(server_id, reboot_request_id))
reboot_action = action_events_response.body['instanceAction']
# Since reboot action failed, the 'message' property in reboot action
# should be 'Error', otherwise it's None.
self.assertEqual('Error', reboot_action['message'])
reboot_action_events = reboot_action['events']
# The instance action events from the non-admin user API response
# should not have 'traceback' in it.
self.assertNotIn('traceback', reboot_action_events[0])
# The nova exception format message should be in the details.
self.assertIn('details', reboot_action_events[0])
self.assertIn(exc_reason, reboot_action_events[0]['details'])
# Get the server fault details for the admin user.
self.admin_api.microversion = '2.84'
action_events_response = self.admin_api.api_get(
'/servers/%s/os-instance-actions/%s' %
(server_id, reboot_request_id))
reboot_action = action_events_response.body['instanceAction']
self.assertEqual('Error', reboot_action['message'])
reboot_action_events = reboot_action['events']
# The admin can see the fault details which includes the traceback,
# and make sure the traceback is there by looking for part of it.
self.assertIn('traceback', reboot_action_events[0])
self.assertIn('in reboot_instance',
reboot_action_events[0]['traceback'])
# The nova exception format message should be in the details.
self.assertIn(exc_reason, reboot_action_events[0]['details'])
