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Commit
498eb828
authored
Apr 01, 2014
by
Guba Sándor
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storage: added clone and clone_async functions
parent
be0f030f
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circle/storage/models.py
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circle/storage/models.py
View file @
498eb828
...
@@ -474,6 +474,55 @@ class Disk(AclBase, TimeStampedModel):
...
@@ -474,6 +474,55 @@ class Disk(AclBase, TimeStampedModel):
local_tasks
.
restore
.
apply_async
(
args
=
[
self
,
user
],
local_tasks
.
restore
.
apply_async
(
args
=
[
self
,
user
],
queue
=
'localhost.man'
)
queue
=
'localhost.man'
)
def
clone_async
(
self
,
new_disk
=
None
,
timeout
=
300
,
user
=
None
):
"""Clone a Disk to another Disk
:param new_disk: optional, the new Disk object to clone in
:type new_disk: storage.models.Disk
:param user: Creator of the disk.
:type user: django.contrib.auth.User
:return: AsyncResult
"""
return
local_tasks
.
clone
.
apply_async
(
args
=
[
self
,
new_disk
,
timeout
,
user
],
queue
=
"localhost.man"
)
def
clone
(
self
,
disk
=
None
,
user
=
None
,
task_uuid
=
None
,
timeout
=
300
):
"""Cloning Disk into another Disk.
The Disk.type can'T be snapshot.
:param new_disk: optional, the new Disk object to clone in
:type new_disk: storage.models.Disk
:param user: Creator of the disk.
:type user: django.contrib.auth.User
:return: the cloned Disk object.
"""
banned_types
=
[
'qcow2-snap'
]
if
self
.
type
in
banned_types
:
raise
self
.
WrongDiskTypeError
(
self
.
type
)
if
self
.
is_in_use
:
raise
self
.
DiskInUseError
(
self
)
if
not
self
.
ready
:
raise
self
.
DiskIsNotReady
(
self
)
if
not
disk
:
disk
=
Disk
.
create
(
datastore
=
self
.
datastore
,
name
=
self
.
name
,
size
=
self
.
size
,
type
=
self
.
type
)
with
disk_activity
(
code_suffix
=
"clone"
,
disk
=
self
,
user
=
user
,
task_uuid
=
task_uuid
):
with
disk_activity
(
code_suffix
=
"deploy"
,
disk
=
disk
,
user
=
user
,
task_uuid
=
task_uuid
):
queue_name
=
self
.
get_remote_queue_name
(
'storage'
)
remote_tasks
.
merge
.
apply_async
(
args
=
[
self
.
get_disk_desc
(),
disk
.
get_disk_desc
()],
queue
=
queue_name
)
.
get
()
# Timeout
return
disk
def
save_as_async
(
self
,
disk
,
task_uuid
=
None
,
timeout
=
300
,
user
=
None
):
def
save_as_async
(
self
,
disk
,
task_uuid
=
None
,
timeout
=
300
,
user
=
None
):
return
local_tasks
.
save_as
.
apply_async
(
args
=
[
disk
,
timeout
,
user
],
return
local_tasks
.
save_as
.
apply_async
(
args
=
[
disk
,
timeout
,
user
],
queue
=
"localhost.man"
)
queue
=
"localhost.man"
)
...
...
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