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Diffstat (limited to 'nova/virt/ironic/driver.py')
| -rw-r--r-- | nova/virt/ironic/driver.py | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/nova/virt/ironic/driver.py b/nova/virt/ironic/driver.py index 5583ac5236..117294ff89 100644 --- a/nova/virt/ironic/driver.py +++ b/nova/virt/ironic/driver.py @@ -397,6 +397,18 @@ class IronicDriver(virt_driver.ComputeDriver): _("Ironic node uuid not supplied to " "driver for instance %s.") % instance.uuid) node = self._get_node(node_uuid) + + # Its possible this node has just moved from deleting + # to cleaning. Placement will update the inventory + # as all reserved, but this instance might have got here + # before that happened, but after the previous allocation + # got deleted. We trigger a re-schedule to another node. + if (self._node_resources_used(node) or + self._node_resources_unavailable(node)): + msg = "Chosen ironic node %s is not available" % node_uuid + LOG.info(msg, instance=instance) + raise exception.ComputeResourcesUnavailable(reason=msg) + self._set_instance_id(node, instance) def failed_spawn_cleanup(self, instance): |