def _execute(self):
"""See `NodeAction.execute`."""
try:
self.node.start(self.user)
except StaticIPAddressExhaustion:
raise NodeActionError(
"%s: Failed to start, static IP addresses are exhausted." %
self.node.hostname)
except RPC_EXCEPTIONS + (ExternalProcessError, ) as exception:
raise NodeActionError(exception)
FAILED_STATUSES = [
status for status in map_enum(NODE_STATUS).values()
if is_failed_status(status)
]
class PowerOff(NodeAction):
"""Power off a node."""
name = "off"
display = "Power off..."
display_sentence = "powered off"
# Let a user power off a node in any non-active status.
actionable_statuses = NON_MONITORED_STATUSES
permission = NodePermission.edit
for_type = {NODE_TYPE.MACHINE, NODE_TYPE.RACK_CONTROLLER}
action_type = NODE_ACTION_TYPE.POWER
audit_description = "Powered off '%s'."
try:
self.node.start(self.user)
except StaticIPAddressExhaustion:
raise NodeActionError(
"%s: Failed to start, static IP addresses are exhausted."
% self.node.hostname)
except RPC_EXCEPTIONS + (ExternalProcessError,) as exception:
raise NodeActionError(exception)
else:
return "This node has been asked to start up."
FAILED_STATUSES = [
status for status in map_enum(NODE_STATUS).values()
if is_failed_status(status)
]
class StopNode(NodeAction):
"""Stop a node."""
name = "stop"
display = "Stop node"
display_bulk = "Stop selected nodes"
actionable_statuses = (
[NODE_STATUS.DEPLOYED, NODE_STATUS.READY] +
# Also let a user ask a failed node to shutdown: this
# is useful to try to recover from power failures.
FAILED_STATUSES
)
permission = NODE_PERMISSION.EDIT