Don't mark an agent as alive if rebooted

If 'agent_url' has been cleared from internal_info
it indicates that the node has been powered off.

Change-Id: Idba486c98e1e92d35fca2e2d156866566acb9e40
Story: 2008583
Task: 41736
This commit is contained in:
Derek Higgins 2021-02-03 16:00:57 +00:00
parent 4a7d50ce56
commit 4287951d71
3 changed files with 21 additions and 1 deletions

View File

@ -1042,6 +1042,11 @@ def agent_is_alive(node, timeout=None):
:param node: A node object.
:param timeout: Heartbeat timeout, defaults to `fast_track_timeout`.
"""
# If no agent_url is present then we have powered down since the
# last agent heartbeat
if not node.driver_internal_info.get('agent_url'):
return False
return value_within_timeout(
node.driver_internal_info.get('agent_last_heartbeat'),
timeout or CONF.deploy.fast_track_timeout)

View File

@ -1934,7 +1934,8 @@ class FastTrackTestCase(db_base.DbTestCase):
self.context, driver='fake-hardware',
uuid=uuidutils.generate_uuid(),
driver_internal_info={
'agent_last_heartbeat': str(timeutils.utcnow().isoformat())})
'agent_last_heartbeat': str(timeutils.utcnow().isoformat()),
'agent_url': 'a_url'})
self.config(fast_track=True, group='deploy')
def test_is_fast_track(self, mock_get_power):
@ -1966,6 +1967,14 @@ class FastTrackTestCase(db_base.DbTestCase):
self.context, self.node.uuid, shared=False) as task:
self.assertFalse(conductor_utils.is_fast_track(task))
def test_is_fast_track_powered_after_heartbeat(self, mock_get_power):
mock_get_power.return_value = states.POWER_ON
with task_manager.acquire(
self.context, self.node.uuid, shared=False) as task:
conductor_utils.node_power_action(task, states.POWER_OFF)
conductor_utils.node_power_action(task, states.POWER_ON)
self.assertFalse(conductor_utils.is_fast_track(task))
def test_is_fast_track_error_blocks(self, mock_get_power):
mock_get_power.return_value = states.POWER_ON
self.node.last_error = "bad things happened"

View File

@ -0,0 +1,6 @@
---
fixes:
- |
Fixes fast-track to prevent marking the agent as alive if
trying to rebuild a node before the fast-track timeout has
expired.