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Commit
162c7f55
authored
Jul 29, 2014
by
Őry Máté
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vm: rewrite Instance's nested exception classes
to support HumanReadableException
parent
0dddcecb
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1 changed file
with
17 additions
and
19 deletions
+17
-19
circle/vm/models/instance.py
+17
-19
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circle/vm/models/instance.py
View file @
162c7f55
...
...
@@ -41,7 +41,7 @@ from model_utils.models import TimeStampedModel, StatusModel
from
taggit.managers
import
TaggableManager
from
acl.models
import
AclBase
from
common.models
import
create_readable
from
common.models
import
create_readable
,
HumanReadableException
from
common.operations
import
OperatedMixin
from
..tasks
import
vm_tasks
,
agent_tasks
from
.activity
import
(
ActivityInProgressError
,
instance_activity
,
...
...
@@ -276,28 +276,26 @@ class Instance(AclBase, VirtualMachineDescModel, StatusModel, OperatedMixin,
verbose_name
=
_
(
'instance'
)
verbose_name_plural
=
_
(
'instances'
)
class
Instance
DestroyedError
(
Exception
):
class
Instance
Error
(
HumanReadable
Exception
):
def
__init__
(
self
,
instance
,
message
=
None
):
if
message
is
None
:
message
=
(
"The instance (
%
s) has already been destroyed."
%
instance
)
def
__init__
(
self
,
instance
,
params
=
None
,
level
=
None
,
**
kwargs
):
kwargs
.
update
(
params
or
{})
self
.
instance
=
kwargs
[
"instance"
]
=
instance
super
(
Instance
.
InstanceError
,
self
)
.
__init__
(
level
,
self
.
message
,
self
.
message
,
kwargs
)
Exception
.
__init__
(
self
,
message
)
class
InstanceDestroyedError
(
InstanceError
):
message
=
ugettext_noop
(
"Instance
%(instance)
s has already been destroyed."
)
self
.
instance
=
instance
class
WrongStateError
(
InstanceError
):
message
=
ugettext_noop
(
"Current state (
%(state)
s) of instance
%(instance)
s is "
"inappropriate for the invoked operation."
)
class
WrongStateError
(
Exception
):
def
__init__
(
self
,
instance
,
message
=
None
):
if
message
is
None
:
message
=
(
"The instance's current state (
%
s) is "
"inappropriate for the invoked operation."
%
instance
.
status
)
Exception
.
__init__
(
self
,
message
)
self
.
instance
=
instance
def
__init__
(
self
,
instance
,
params
=
None
,
**
kwargs
):
super
(
Instance
.
WrongStateError
,
self
)
.
__init__
(
instance
,
params
,
state
=
instance
.
status
)
def
__unicode__
(
self
):
parts
=
(
self
.
name
,
"("
+
str
(
self
.
id
)
+
")"
)
...
...
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