/usr/lib/python3/dist-packages/provisioningserver/rpc/exceptions.py is in python3-maas-provisioningserver 2.4.0~beta2-6865-gec43e47e6-0ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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# GNU Affero General Public License version 3 (see the file LICENSE).
"""Errors arising from the RPC system."""
__all__ = [
"AuthenticationFailed",
"CannotConfigureDHCP",
"CannotCreateHostMap",
"CannotDisableAndShutoffRackd",
"CannotModifyHostMap",
"CannotRegisterCluster",
"CannotRemoveHostMap",
"CommissionNodeFailed",
"NoConnectionsAvailable",
"NodeAlreadyExists",
"NodeStateViolation",
"NoIPFoundForMACAddress",
"NoSuchCluster",
"NoSuchEventType",
"NoSuchNode",
"NoSuchOperatingSystem",
"PowerActionAlreadyInProgress",
"PowerActionFail",
"UnknownPowerType",
"RegistrationFailed",
"RefreshAlreadyInProgress",
]
class NoConnectionsAvailable(Exception):
"""There is no connection available."""
def __init__(self, message='', uuid=None):
super(NoConnectionsAvailable, self).__init__(message)
self.uuid = uuid
class NoSuchEventType(Exception):
"""The specified event type was not found."""
@classmethod
def from_name(cls, name):
return cls(
"Event type with name=%s could not be found." % name
)
class NoSuchNode(Exception):
"""The specified node was not found."""
@classmethod
def from_system_id(cls, system_id):
return cls(
"Node with system_id=%s could not be found." % system_id
)
@classmethod
def from_mac_address(cls, mac_address):
return cls(
"Node with mac_address=%s could not be found." % mac_address
)
class NodeStateViolation(Exception):
"""The specified state transition cannot be performed."""
class NoSuchCluster(Exception):
"""The specified cluster was not found."""
@classmethod
def from_uuid(cls, uuid):
return cls(
"The rack controller with UUID %s could not "
"be found." % uuid
)
class NoSuchOperatingSystem(Exception):
"""The specified OS was not found."""
class CommissionNodeFailed(Exception):
"""Failure to commission node."""
class CannotConfigureDHCP(Exception):
"""Failure while configuring a DHCP server."""
class CannotCreateHostMap(Exception):
"""The host map could not be created."""
class CannotModifyHostMap(Exception):
"""The host map could not be modified."""
class CannotRemoveHostMap(Exception):
"""The host map could not be removed."""
class NodeAlreadyExists(Exception):
"""A node already exists with a given MAC address."""
class NoIPFoundForMACAddress(Exception):
"""No IP was found for a given MAC address."""
class PowerActionAlreadyInProgress(Exception):
"""A power action was requested on a node where a power action is
already in progress.
"""
class PowerActionFail(Exception):
"""Raised when there's a problem executing a power script."""
class UnknownPowerType(Exception):
"""Raised when trying to process an unknown power type."""
class UnknownPodType(Exception):
"""Raised when trying to process an unknown pod type."""
class PodActionFail(Exception):
"""Raised when performing a pod action."""
class PodInvalidResources(Exception):
"""Raised when a pod cannot compose a machine because of
invalid resources."""
class CannotRegisterCluster(Exception):
"""The cluster could not be registered."""
@classmethod
def from_uuid(cls, uuid, message):
return cls(
"The rack controller with UUID %s could not "
"be registered:\n%s" % (uuid, message)
)
class CannotRegisterRackController(Exception):
"""The rack controller could not be registered."""
class AuthenticationFailed(Exception):
"""One or both sides of the connection failed to authenticate."""
class RegistrationFailed(Exception):
"""The region did not or was not able to register the cluster."""
class BootConfigNoResponse(Exception):
"""The region gave no response for the boot configuration."""
class CannotDisableAndShutoffRackd(Exception):
"""Rackd cannot be disabled and shutoff."""
class RefreshAlreadyInProgress(Exception):
"""Refresh is already running, request ignored."""
class ScanNetworksAlreadyInProgress(Exception):
"""Already scanning all networks; request ignored."""
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