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Commit
645ad6a0
authored
Oct 20, 2014
by
Bach Dániel
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Merge branch 'feature-agent-operations' into 'master'
Feature agent operations See merge request !251
parents
542bbd0a
7ecbd0fb
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Side-by-side
Showing
2 changed files
with
274 additions
and
235 deletions
+274
-235
circle/vm/operations.py
+266
-27
circle/vm/tasks/local_agent_tasks.py
+8
-208
No files found.
circle/vm/operations.py
View file @
645ad6a0
...
...
@@ -16,15 +16,22 @@
# with CIRCLE. If not, see <http://www.gnu.org/licenses/>.
from
__future__
import
absolute_import
,
unicode_literals
from
base64
import
encodestring
from
hashlib
import
md5
from
logging
import
getLogger
import
os
from
re
import
search
from
string
import
ascii_lowercase
from
StringIO
import
StringIO
from
tarfile
import
TarFile
,
TarInfo
import
time
from
urlparse
import
urlsplit
from
django.core.exceptions
import
PermissionDenied
from
django.utils
import
timezone
from
django.utils.translation
import
ugettext_lazy
as
_
,
ugettext_noop
from
django.conf
import
settings
from
django.db.models
import
Q
from
sizefield.utils
import
filesizeformat
...
...
@@ -43,9 +50,11 @@ from .models import (
Instance
,
InstanceActivity
,
InstanceTemplate
,
Interface
,
Node
,
NodeActivity
,
pwgen
)
from
.tasks
import
agent_tasks
,
local_agent_tasks
,
vm_tasks
from
.tasks
import
agent_tasks
,
vm_tasks
from
dashboard.store_api
import
Store
,
NoStoreException
from
firewall.models
import
Host
from
monitor.client
import
Client
from
storage.tasks
import
storage_tasks
logger
=
getLogger
(
__name__
)
...
...
@@ -162,6 +171,30 @@ class RemoteInstanceOperation(RemoteOperationMixin, InstanceOperation):
return
[
self
.
instance
.
vm_name
]
class
EnsureAgentMixin
(
object
):
accept_states
=
(
'RUNNING'
,
)
def
check_precond
(
self
):
super
(
EnsureAgentMixin
,
self
)
.
check_precond
()
last_boot_time
=
self
.
instance
.
activity_log
.
filter
(
succeeded
=
True
,
activity_code__in
=
(
"vm.Instance.deploy"
,
"vm.Instance.reset"
,
"vm.Instance.reboot"
))
.
latest
(
"finished"
)
.
finished
try
:
InstanceActivity
.
objects
.
filter
(
activity_code
=
"vm.Instance.agent.starting"
,
started__gt
=
last_boot_time
)
.
latest
(
"started"
)
except
InstanceActivity
.
DoesNotExist
:
# no agent since last boot
raise
self
.
instance
.
NoAgentError
(
self
.
instance
)
class
RemoteAgentOperation
(
EnsureAgentMixin
,
RemoteInstanceOperation
):
remote_queue
=
(
'agent'
,
)
concurrency_check
=
False
@register_operation
class
AddInterfaceOperation
(
InstanceOperation
):
id
=
'add_interface'
...
...
@@ -198,7 +231,8 @@ class AddInterfaceOperation(InstanceOperation):
self
.
rollback
(
net
,
activity
)
raise
net
.
deploy
()
local_agent_tasks
.
send_networking_commands
(
self
.
instance
,
activity
)
self
.
instance
.
_change_ip
(
parent_activity
=
activity
)
self
.
instance
.
_restart_networking
(
parent_activity
=
activity
)
def
get_activity_name
(
self
,
kwargs
):
return
create_readable
(
ugettext_noop
(
"add
%(vlan)
s interface"
),
...
...
@@ -646,6 +680,11 @@ class SaveAsTemplateOperation(InstanceOperation):
def
_operation
(
self
,
activity
,
user
,
system
,
name
=
None
,
with_shutdown
=
True
,
clone
=
False
,
task
=
None
,
**
kwargs
):
try
:
self
.
instance
.
_cleanup
(
parent_activity
=
activity
,
user
=
user
)
except
Instance
.
WrongStateError
:
pass
if
with_shutdown
:
try
:
ShutdownOperation
(
self
.
instance
)
.
call
(
parent_activity
=
activity
,
...
...
@@ -1176,27 +1215,8 @@ class ResourcesOperation(InstanceOperation):
)
class
EnsureAgentMixin
(
object
):
accept_states
=
(
'RUNNING'
,
)
def
check_precond
(
self
):
super
(
EnsureAgentMixin
,
self
)
.
check_precond
()
last_boot_time
=
self
.
instance
.
activity_log
.
filter
(
succeeded
=
True
,
activity_code__in
=
(
"vm.Instance.deploy"
,
"vm.Instance.reset"
,
"vm.Instance.reboot"
))
.
latest
(
"finished"
)
.
finished
try
:
InstanceActivity
.
objects
.
filter
(
activity_code
=
"vm.Instance.agent.starting"
,
started__gt
=
last_boot_time
)
.
latest
(
"started"
)
except
InstanceActivity
.
DoesNotExist
:
# no agent since last boot
raise
self
.
instance
.
NoAgentError
(
self
.
instance
)
@register_operation
class
PasswordResetOperation
(
EnsureAgentMixin
,
Instance
Operation
):
class
PasswordResetOperation
(
RemoteAgent
Operation
):
id
=
'password_reset'
name
=
_
(
"password reset"
)
description
=
_
(
"Generate and set a new login password on the virtual "
...
...
@@ -1205,17 +1225,236 @@ class PasswordResetOperation(EnsureAgentMixin, InstanceOperation):
"logging in as other settings are possible to prevent "
"it."
)
acl_level
=
"owner"
task
=
agent_tasks
.
change_password
required_perms
=
()
def
_operation
(
self
):
self
.
instance
.
pw
=
pwgen
()
queue
=
self
.
instance
.
get_remote_queue_name
(
"agent"
)
agent_tasks
.
change_password
.
apply_async
(
queue
=
queue
,
args
=
(
self
.
instance
.
vm_name
,
self
.
instance
.
pw
))
def
_get_remote_args
(
self
,
password
,
**
kwargs
):
return
(
super
(
PasswordResetOperation
,
self
)
.
_get_remote_args
(
**
kwargs
)
+
[
password
])
def
_operation
(
self
,
password
=
None
):
if
not
password
:
password
=
pwgen
()
super
(
PasswordResetOperation
,
self
)
.
_operation
(
password
=
password
)
self
.
instance
.
pw
=
password
self
.
instance
.
save
()
@register_operation
class
AgentStartedOperation
(
InstanceOperation
):
id
=
'agent_started'
name
=
_
(
"agent"
)
acl_level
=
"owner"
required_perms
=
()
concurrency_check
=
False
@classmethod
def
get_activity_code_suffix
(
cls
):
return
'agent'
@property
def
initialized
(
self
):
return
self
.
instance
.
activity_log
.
filter
(
activity_code
=
'vm.Instance.agent._cleanup'
)
.
exists
()
def
measure_boot_time
(
self
):
if
not
self
.
instance
.
template
:
return
deploy_time
=
InstanceActivity
.
objects
.
filter
(
instance
=
self
.
instance
,
activity_code
=
"vm.Instance.deploy"
)
.
latest
(
"finished"
)
.
finished
total_boot_time
=
(
timezone
.
now
()
-
deploy_time
)
.
total_seconds
()
Client
()
.
send
([
"template.
%(pk)
d.boot_time
%(val)
f
%(time)
s"
%
{
'pk'
:
self
.
instance
.
template
.
pk
,
'val'
:
total_boot_time
,
'time'
:
time
.
time
(),
}
])
def
finish_agent_wait
(
self
):
for
i
in
InstanceActivity
.
objects
.
filter
(
(
Q
(
activity_code__endswith
=
'.os_boot'
)
|
Q
(
activity_code__endswith
=
'.agent_wait'
)),
instance
=
self
.
instance
,
finished__isnull
=
True
):
i
.
finish
(
True
)
def
_operation
(
self
,
user
,
activity
,
old_version
=
None
,
agent_system
=
None
):
with
activity
.
sub_activity
(
'starting'
,
concurrency_check
=
False
,
readable_name
=
ugettext_noop
(
'starting'
)):
pass
self
.
finish_agent_wait
()
self
.
instance
.
_change_ip
(
parent_activity
=
activity
)
self
.
instance
.
_restart_networking
(
parent_activity
=
activity
)
new_version
=
settings
.
AGENT_VERSION
if
new_version
and
old_version
and
new_version
!=
old_version
:
try
:
self
.
instance
.
update_agent
(
parent_activity
=
activity
,
agent_system
=
agent_system
)
except
TimeoutError
:
pass
else
:
activity
.
sub_activity
(
'agent_wait'
,
readable_name
=
ugettext_noop
(
"wait agent restarting"
),
interruptible
=
True
)
return
# agent is going to restart
if
not
self
.
initialized
:
try
:
self
.
measure_boot_time
()
except
:
logger
.
exception
(
'Unhandled error in measure_boot_time()'
)
self
.
instance
.
_cleanup
(
parent_activity
=
activity
)
self
.
instance
.
password_reset
(
parent_activity
=
activity
,
password
=
self
.
instance
.
pw
)
self
.
instance
.
_set_time
(
parent_activity
=
activity
)
self
.
instance
.
_set_hostname
(
parent_activity
=
activity
)
@register_operation
class
CleanupOperation
(
SubOperationMixin
,
RemoteAgentOperation
):
id
=
'_cleanup'
name
=
_
(
"cleanup"
)
task
=
agent_tasks
.
cleanup
@register_operation
class
SetTimeOperation
(
SubOperationMixin
,
RemoteAgentOperation
):
id
=
'_set_time'
name
=
_
(
"set time"
)
task
=
agent_tasks
.
set_time
def
_get_remote_args
(
self
,
**
kwargs
):
cls
=
AgentStartedOperation
.
SetTimeOperation
return
(
super
(
cls
,
self
)
.
_get_remote_args
(
**
kwargs
)
+
[
time
.
time
()])
@register_operation
class
SetHostnameOperation
(
SubOperationMixin
,
RemoteAgentOperation
):
id
=
'_set_hostname'
name
=
_
(
"set hostname"
)
task
=
agent_tasks
.
set_hostname
def
_get_remote_args
(
self
,
**
kwargs
):
cls
=
AgentStartedOperation
.
SetHostnameOperation
return
(
super
(
cls
,
self
)
.
_get_remote_args
(
**
kwargs
)
+
[
self
.
instance
.
short_hostname
])
@register_operation
class
RestartNetworkingOperation
(
SubOperationMixin
,
RemoteAgentOperation
):
id
=
'_restart_networking'
name
=
_
(
"restart networking"
)
task
=
agent_tasks
.
restart_networking
@register_operation
class
ChangeIpOperation
(
SubOperationMixin
,
RemoteAgentOperation
):
id
=
'_change_ip'
name
=
_
(
"change ip"
)
task
=
agent_tasks
.
change_ip
def
_get_remote_args
(
self
,
**
kwargs
):
hosts
=
Host
.
objects
.
filter
(
interface__instance
=
self
.
instance
)
interfaces
=
{
str
(
host
.
mac
):
host
.
get_network_config
()
for
host
in
hosts
}
cls
=
AgentStartedOperation
.
ChangeIpOperation
return
(
super
(
cls
,
self
)
.
_get_remote_args
(
**
kwargs
)
+
[
interfaces
,
settings
.
FIREWALL_SETTINGS
[
'rdns_ip'
]])
@register_operation
class
UpdateAgentOperation
(
RemoteAgentOperation
):
id
=
'update_agent'
name
=
_
(
"update agent"
)
acl_level
=
"owner"
required_perms
=
()
def
get_activity_name
(
self
,
kwargs
):
return
create_readable
(
ugettext_noop
(
'update agent to
%(version)
s'
),
version
=
settings
.
AGENT_VERSION
)
@staticmethod
def
create_linux_tar
():
def
exclude
(
tarinfo
):
ignored
=
(
'./.'
,
'./misc'
,
'./windows'
)
if
any
(
tarinfo
.
name
.
startswith
(
x
)
for
x
in
ignored
):
return
None
else
:
return
tarinfo
f
=
StringIO
()
with
TarFile
.
open
(
fileobj
=
f
,
mode
=
'w:gz'
)
as
tar
:
agent_path
=
os
.
path
.
join
(
settings
.
AGENT_DIR
,
"agent-linux"
)
tar
.
add
(
agent_path
,
arcname
=
'.'
,
filter
=
exclude
)
version_fileobj
=
StringIO
(
settings
.
AGENT_VERSION
)
version_info
=
TarInfo
(
name
=
'version.txt'
)
version_info
.
size
=
len
(
version_fileobj
.
buf
)
tar
.
addfile
(
version_info
,
version_fileobj
)
return
encodestring
(
f
.
getvalue
())
.
replace
(
'
\n
'
,
''
)
@staticmethod
def
create_windows_tar
():
f
=
StringIO
()
agent_path
=
os
.
path
.
join
(
settings
.
AGENT_DIR
,
"agent-win"
)
with
TarFile
.
open
(
fileobj
=
f
,
mode
=
'w|gz'
)
as
tar
:
tar
.
add
(
agent_path
,
arcname
=
'.'
)
version_fileobj
=
StringIO
(
settings
.
AGENT_VERSION
)
version_info
=
TarInfo
(
name
=
'version.txt'
)
version_info
.
size
=
len
(
version_fileobj
.
buf
)
tar
.
addfile
(
version_info
,
version_fileobj
)
return
encodestring
(
f
.
getvalue
())
.
replace
(
'
\n
'
,
''
)
def
_operation
(
self
,
user
,
activity
,
agent_system
):
queue
=
self
.
_get_remote_queue
()
instance
=
self
.
instance
if
agent_system
==
"Windows"
:
executable
=
os
.
listdir
(
os
.
path
.
join
(
settings
.
AGENT_DIR
,
"agent-win"
))[
0
]
data
=
self
.
create_windows_tar
()
elif
agent_system
==
"Linux"
:
executable
=
""
data
=
self
.
create_linux_tar
()
else
:
# Legacy update method
executable
=
""
return
agent_tasks
.
update_legacy
.
apply_async
(
queue
=
queue
,
args
=
(
instance
.
vm_name
,
self
.
create_linux_tar
())
)
.
get
(
timeout
=
60
)
checksum
=
md5
(
data
)
.
hexdigest
()
chunk_size
=
1024
*
1024
chunk_number
=
0
index
=
0
filename
=
settings
.
AGENT_VERSION
+
".tar"
while
True
:
chunk
=
data
[
index
:
index
+
chunk_size
]
if
chunk
:
agent_tasks
.
append
.
apply_async
(
queue
=
queue
,
args
=
(
instance
.
vm_name
,
chunk
,
filename
,
chunk_number
))
.
get
(
timeout
=
60
)
index
=
index
+
chunk_size
chunk_number
=
chunk_number
+
1
else
:
agent_tasks
.
update
.
apply_async
(
queue
=
queue
,
args
=
(
instance
.
vm_name
,
filename
,
executable
,
checksum
)
)
.
get
(
timeout
=
60
)
break
@register_operation
class
MountStoreOperation
(
EnsureAgentMixin
,
InstanceOperation
):
id
=
'mount_store'
name
=
_
(
"mount store"
)
...
...
circle/vm/tasks/local_agent_tasks.py
View file @
645ad6a0
...
...
@@ -15,226 +15,26 @@
# You should have received a copy of the GNU General Public License along
# with CIRCLE. If not, see <http://www.gnu.org/licenses/>.
from
common.models
import
create_readable
from
manager.mancelery
import
celery
from
vm.tasks.agent_tasks
import
(
restart_networking
,
change_password
,
set_time
,
set_hostname
,
start_access_server
,
cleanup
,
update
,
append
,
change_ip
,
update_legacy
)
from
firewall.models
import
Host
import
time
import
os
from
base64
import
encodestring
from
hashlib
import
md5
from
StringIO
import
StringIO
from
tarfile
import
TarFile
,
TarInfo
from
django.conf
import
settings
from
django.db.models
import
Q
from
django.utils
import
timezone
from
django.utils.translation
import
ugettext_noop
from
celery.result
import
TimeoutError
from
monitor.client
import
Client
def
send_init_commands
(
instance
,
act
):
vm
=
instance
.
vm_name
queue
=
instance
.
get_remote_queue_name
(
"agent"
)
with
act
.
sub_activity
(
'cleanup'
,
readable_name
=
ugettext_noop
(
'cleanup'
)):
cleanup
.
apply_async
(
queue
=
queue
,
args
=
(
vm
,
))
with
act
.
sub_activity
(
'change_password'
,
readable_name
=
ugettext_noop
(
'change password'
)):
change_password
.
apply_async
(
queue
=
queue
,
args
=
(
vm
,
instance
.
pw
))
with
act
.
sub_activity
(
'set_time'
,
readable_name
=
ugettext_noop
(
'set time'
)):
set_time
.
apply_async
(
queue
=
queue
,
args
=
(
vm
,
time
.
time
()))
with
act
.
sub_activity
(
'set_hostname'
,
readable_name
=
ugettext_noop
(
'set hostname'
)):
set_hostname
.
apply_async
(
queue
=
queue
,
args
=
(
vm
,
instance
.
short_hostname
))
def
send_networking_commands
(
instance
,
act
):
queue
=
instance
.
get_remote_queue_name
(
"agent"
)
with
act
.
sub_activity
(
'change_ip'
,
readable_name
=
ugettext_noop
(
'change ip'
)):
change_ip
.
apply_async
(
queue
=
queue
,
args
=
(
instance
.
vm_name
,
)
+
get_network_configs
(
instance
))
with
act
.
sub_activity
(
'restart_networking'
,
readable_name
=
ugettext_noop
(
'restart networking'
)):
restart_networking
.
apply_async
(
queue
=
queue
,
args
=
(
instance
.
vm_name
,
))
def
create_linux_tar
():
def
exclude
(
tarinfo
):
ignored
=
(
'./.'
,
'./misc'
,
'./windows'
)
if
any
(
tarinfo
.
name
.
startswith
(
x
)
for
x
in
ignored
):
return
None
else
:
return
tarinfo
f
=
StringIO
()
with
TarFile
.
open
(
fileobj
=
f
,
mode
=
'w:gz'
)
as
tar
:
agent_path
=
os
.
path
.
join
(
settings
.
AGENT_DIR
,
"agent-linux"
)
tar
.
add
(
agent_path
,
arcname
=
'.'
,
filter
=
exclude
)
version_fileobj
=
StringIO
(
settings
.
AGENT_VERSION
)
version_info
=
TarInfo
(
name
=
'version.txt'
)
version_info
.
size
=
len
(
version_fileobj
.
buf
)
tar
.
addfile
(
version_info
,
version_fileobj
)
return
encodestring
(
f
.
getvalue
())
.
replace
(
'
\n
'
,
''
)
def
create_windows_tar
():
f
=
StringIO
()
agent_path
=
os
.
path
.
join
(
settings
.
AGENT_DIR
,
"agent-win"
)
with
TarFile
.
open
(
fileobj
=
f
,
mode
=
'w|gz'
)
as
tar
:
tar
.
add
(
agent_path
,
arcname
=
'.'
)
version_fileobj
=
StringIO
(
settings
.
AGENT_VERSION
)
version_info
=
TarInfo
(
name
=
'version.txt'
)
version_info
.
size
=
len
(
version_fileobj
.
buf
)
tar
.
addfile
(
version_info
,
version_fileobj
)
return
encodestring
(
f
.
getvalue
())
.
replace
(
'
\n
'
,
''
)
from
manager.mancelery
import
celery
@celery.task
def
agent_started
(
vm
,
version
=
None
,
system
=
None
):
from
vm.models
import
Instance
,
InstanceActivity
from
vm.models
import
Instance
instance
=
Instance
.
objects
.
get
(
id
=
int
(
vm
.
split
(
'-'
)[
-
1
]))
queue
=
instance
.
get_remote_queue_name
(
"agent"
)
initialized
=
instance
.
activity_log
.
filter
(
activity_code
=
'vm.Instance.agent.cleanup'
)
.
exists
()
with
instance
.
activity
(
code_suffix
=
'agent'
,
readable_name
=
ugettext_noop
(
'agent'
),
concurrency_check
=
False
)
as
act
:
with
act
.
sub_activity
(
'starting'
,
readable_name
=
ugettext_noop
(
'starting'
)):
pass
for
i
in
InstanceActivity
.
objects
.
filter
(
(
Q
(
activity_code__endswith
=
'.os_boot'
)
|
Q
(
activity_code__endswith
=
'.agent_wait'
)),
instance
=
instance
,
finished__isnull
=
True
):
i
.
finish
(
True
)
if
version
and
version
!=
settings
.
AGENT_VERSION
:
try
:
update_agent
(
instance
,
act
,
system
,
settings
.
AGENT_VERSION
)
except
TimeoutError
:
pass
else
:
act
.
sub_activity
(
'agent_wait'
,
readable_name
=
ugettext_noop
(
"wait agent restarting"
),
interruptible
=
True
)
return
# agent is going to restart
if
not
initialized
:
measure_boot_time
(
instance
)
send_init_commands
(
instance
,
act
)
send_networking_commands
(
instance
,
act
)
with
act
.
sub_activity
(
'start_access_server'
,
readable_name
=
ugettext_noop
(
'start access server'
)):
start_access_server
.
apply_async
(
queue
=
queue
,
args
=
(
vm
,
))
def
measure_boot_time
(
instance
):
if
not
instance
.
template
:
return
from
vm.models
import
InstanceActivity
deploy_time
=
InstanceActivity
.
objects
.
filter
(
instance
=
instance
,
activity_code
=
"vm.Instance.deploy"
)
.
latest
(
"finished"
)
.
finished
total_boot_time
=
(
timezone
.
now
()
-
deploy_time
)
.
total_seconds
()
Client
()
.
send
([
"template.
%(pk)
d.boot_time
%(val)
f
%(time)
s"
%
{
'pk'
:
instance
.
template
.
pk
,
'val'
:
total_boot_time
,
'time'
:
time
.
time
(),
}
])
instance
.
agent_started
(
user
=
instance
.
owner
,
old_version
=
version
,
agent_system
=
system
)
@celery.task
def
agent_stopped
(
vm
):
from
vm.models
import
Instance
,
InstanceActivity
from
vm.models.activity
import
ActivityInProgressError
instance
=
Instance
.
objects
.
get
(
id
=
int
(
vm
.
split
(
'-'
)[
-
1
]))
qs
=
InstanceActivity
.
objects
.
filter
(
instance
=
instance
,
activity_code
=
'vm.Instance.agent'
)
qs
=
InstanceActivity
.
objects
.
filter
(
instance
=
instance
,
activity_code
=
'vm.Instance.agent'
)
act
=
qs
.
latest
(
'id'
)
try
:
with
act
.
sub_activity
(
'stopping'
,
readable_name
=
ugettext_noop
(
'stopping'
)):
pass
except
ActivityInProgressError
:
with
act
.
sub_activity
(
'stopping'
,
concurrency_check
=
False
,
readable_name
=
ugettext_noop
(
'stopping'
)):
pass
def
get_network_configs
(
instance
):
interfaces
=
{}
for
host
in
Host
.
objects
.
filter
(
interface__instance
=
instance
):
interfaces
[
str
(
host
.
mac
)]
=
host
.
get_network_config
()
return
(
interfaces
,
settings
.
FIREWALL_SETTINGS
[
'rdns_ip'
])
def
update_agent
(
instance
,
act
=
None
,
system
=
None
,
version
=
None
):
if
act
:
act
=
act
.
sub_activity
(
'update'
,
readable_name
=
create_readable
(
ugettext_noop
(
'update to
%(version)
s'
),
version
=
settings
.
AGENT_VERSION
))
else
:
act
=
instance
.
activity
(
code_suffix
=
'agent.update'
,
readable_name
=
create_readable
(
ugettext_noop
(
'update agent to
%(version)
s'
),
version
=
settings
.
AGENT_VERSION
))
with
act
:
queue
=
instance
.
get_remote_queue_name
(
"agent"
)
if
system
==
"Windows"
:
executable
=
os
.
listdir
(
os
.
path
.
join
(
settings
.
AGENT_DIR
,
"agent-win"
))[
0
]
# executable = "agent-winservice-%(version)s.exe" % {
# 'version': version}
data
=
create_windows_tar
()
elif
system
==
"Linux"
:
executable
=
""
data
=
create_linux_tar
()
else
:
executable
=
""
# Legacy update method
return
update_legacy
.
apply_async
(
queue
=
queue
,
args
=
(
instance
.
vm_name
,
create_linux_tar
())
)
.
get
(
timeout
=
60
)
checksum
=
md5
(
data
)
.
hexdigest
()
chunk_size
=
1024
*
1024
chunk_number
=
0
index
=
0
filename
=
version
+
".tar"
while
True
:
chunk
=
data
[
index
:
index
+
chunk_size
]
if
chunk
:
append
.
apply_async
(
queue
=
queue
,
args
=
(
instance
.
vm_name
,
chunk
,
filename
,
chunk_number
))
.
get
(
timeout
=
60
)
index
=
index
+
chunk_size
chunk_number
=
chunk_number
+
1
else
:
update
.
apply_async
(
queue
=
queue
,
args
=
(
instance
.
vm_name
,
filename
,
executable
,
checksum
)
)
.
get
(
timeout
=
60
)
break
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