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Commit
2d99cd14
authored
Jun 05, 2014
by
Guba Sándor
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Merge branch 'feature-priority-queues'
Conflicts: circle/vm/models/instance.py
parents
5531552b
51461497
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Showing
5 changed files
with
45 additions
and
29 deletions
+45
-29
circle/storage/models.py
+7
-4
circle/storage/tasks/local_tasks.py
+6
-4
circle/vm/models/instance.py
+11
-11
circle/vm/models/node.py
+16
-8
circle/vm/tasks/vm_tasks.py
+5
-2
No files found.
circle/storage/models.py
View file @
2d99cd14
...
...
@@ -59,11 +59,12 @@ class DataStore(Model):
def
__unicode__
(
self
):
return
u'
%
s (
%
s)'
%
(
self
.
name
,
self
.
path
)
def
get_remote_queue_name
(
self
,
queue_id
,
check_worker
=
True
):
def
get_remote_queue_name
(
self
,
queue_id
,
priority
=
None
,
check_worker
=
True
):
logger
.
debug
(
"Checking for storage queue
%
s.
%
s"
,
self
.
hostname
,
queue_id
)
if
not
check_worker
or
local_tasks
.
check_queue
(
self
.
hostname
,
queue_id
):
queue_id
,
priority
):
return
self
.
hostname
+
'.'
+
queue_id
else
:
raise
WorkerNotFound
()
...
...
@@ -292,11 +293,13 @@ class Disk(AclBase, TimeStampedModel):
'type'
:
'snapshot'
if
self
.
base
else
'normal'
}
def
get_remote_queue_name
(
self
,
queue_id
=
'storage'
,
check_worker
=
True
):
def
get_remote_queue_name
(
self
,
queue_id
=
'storage'
,
priority
=
None
,
check_worker
=
True
):
"""Returns the proper queue name based on the datastore.
"""
if
self
.
datastore
:
return
self
.
datastore
.
get_remote_queue_name
(
queue_id
,
check_worker
)
return
self
.
datastore
.
get_remote_queue_name
(
queue_id
,
priority
,
check_worker
)
else
:
return
None
...
...
circle/storage/tasks/local_tasks.py
View file @
2d99cd14
...
...
@@ -20,14 +20,16 @@ from celery.contrib.abortable import AbortableTask
@celery.task
def
check_queue
(
storage
,
queue_id
):
def
check_queue
(
storage
,
queue_id
,
priority
):
''' Celery inspect job to check for active workers at queue_id
return True/False
'''
drivers
=
[
'storage'
,
'download'
]
worker_list
=
[
storage
+
"."
+
d
for
d
in
drivers
]
queue_name
=
storage
+
"."
+
queue_id
active_queues
=
celery
.
control
.
inspect
(
worker_list
)
.
active_queues
()
if
priority
is
not
None
:
queue_name
=
queue_name
+
"."
+
priority
inspect
=
celery
.
control
.
inspect
()
inspect
.
timeout
=
0.1
active_queues
=
inspect
.
active_queues
()
if
active_queues
is
None
:
return
False
...
...
circle/vm/models/instance.py
View file @
2d99cd14
...
...
@@ -630,12 +630,12 @@ class Instance(AclBase, VirtualMachineDescModel, StatusModel, OperatedMixin,
'raw_data'
:
""
if
not
self
.
raw_data
else
self
.
raw_data
}
def
get_remote_queue_name
(
self
,
queue_id
):
def
get_remote_queue_name
(
self
,
queue_id
,
priority
=
None
):
"""Get the remote worker queue name of this instance with the specified
queue ID.
"""
if
self
.
node
:
return
self
.
node
.
get_remote_queue_name
(
queue_id
)
return
self
.
node
.
get_remote_queue_name
(
queue_id
,
priority
)
else
:
raise
Node
.
DoesNotExist
()
...
...
@@ -796,7 +796,7 @@ class Instance(AclBase, VirtualMachineDescModel, StatusModel, OperatedMixin,
net
.
shutdown
()
def
delete_vm
(
self
,
timeout
=
15
):
queue_name
=
self
.
get_remote_queue_name
(
'vm'
)
queue_name
=
self
.
get_remote_queue_name
(
'vm'
,
'fast'
)
try
:
return
vm_tasks
.
destroy
.
apply_async
(
args
=
[
self
.
vm_name
],
queue
=
queue_name
...
...
@@ -809,38 +809,38 @@ class Instance(AclBase, VirtualMachineDescModel, StatusModel, OperatedMixin,
raise
def
deploy_vm
(
self
,
timeout
=
15
):
queue_name
=
self
.
get_remote_queue_name
(
'vm'
)
queue_name
=
self
.
get_remote_queue_name
(
'vm'
,
'slow'
)
return
vm_tasks
.
deploy
.
apply_async
(
args
=
[
self
.
get_vm_desc
()],
queue
=
queue_name
)
.
get
(
timeout
=
timeout
)
def
migrate_vm
(
self
,
to_node
,
timeout
=
120
):
queue_name
=
self
.
get_remote_queue_name
(
'vm'
)
queue_name
=
self
.
get_remote_queue_name
(
'vm'
,
'slow'
)
return
vm_tasks
.
migrate
.
apply_async
(
args
=
[
self
.
vm_name
,
to_node
.
host
.
hostname
],
queue
=
queue_name
)
.
get
(
timeout
=
timeout
)
def
reboot_vm
(
self
,
timeout
=
5
):
queue_name
=
self
.
get_remote_queue_name
(
'vm'
)
queue_name
=
self
.
get_remote_queue_name
(
'vm'
,
'fast'
)
return
vm_tasks
.
reboot
.
apply_async
(
args
=
[
self
.
vm_name
],
queue
=
queue_name
)
.
get
(
timeout
=
timeout
)
def
reset_vm
(
self
,
timeout
=
5
):
queue_name
=
self
.
get_remote_queue_name
(
'vm'
)
queue_name
=
self
.
get_remote_queue_name
(
'vm'
,
'fast'
)
return
vm_tasks
.
reset
.
apply_async
(
args
=
[
self
.
vm_name
],
queue
=
queue_name
)
.
get
(
timeout
=
timeout
)
def
resume_vm
(
self
,
timeout
=
15
):
queue_name
=
self
.
get_remote_queue_name
(
'vm'
)
queue_name
=
self
.
get_remote_queue_name
(
'vm'
,
'slow'
)
return
vm_tasks
.
resume
.
apply_async
(
args
=
[
self
.
vm_name
],
queue
=
queue_name
)
.
get
(
timeout
=
timeout
)
def
shutdown_vm
(
self
,
task
=
None
,
step
=
5
):
queue_name
=
self
.
get_remote_queue_name
(
'vm'
)
queue_name
=
self
.
get_remote_queue_name
(
'vm'
,
'slow'
)
logger
.
debug
(
"RPC Shutdown at queue:
%
s, for vm:
%
s."
,
queue_name
,
self
.
vm_name
)
remote
=
vm_tasks
.
shutdown
.
apply_async
(
kwargs
=
{
'name'
:
self
.
vm_name
},
...
...
@@ -855,14 +855,14 @@ class Instance(AclBase, VirtualMachineDescModel, StatusModel, OperatedMixin,
raise
Exception
(
"Shutdown aborted by user."
)
def
suspend_vm
(
self
,
timeout
=
60
):
queue_name
=
self
.
get_remote_queue_name
(
'vm'
)
queue_name
=
self
.
get_remote_queue_name
(
'vm'
,
'slow'
)
return
vm_tasks
.
sleep
.
apply_async
(
args
=
[
self
.
vm_name
,
self
.
mem_dump
[
'path'
]],
queue
=
queue_name
)
.
get
(
timeout
=
timeout
)
def
wake_up_vm
(
self
,
timeout
=
60
):
queue_name
=
self
.
get_remote_queue_name
(
'vm'
)
queue_name
=
self
.
get_remote_queue_name
(
'vm'
,
'slow'
)
return
vm_tasks
.
wake_up
.
apply_async
(
args
=
[
self
.
vm_name
,
self
.
mem_dump
[
'path'
]],
queue
=
queue_name
...
...
circle/vm/models/node.py
View file @
2d99cd14
...
...
@@ -93,7 +93,7 @@ class Node(OperatedMixin, TimeStampedModel):
Check if node is online by queue is available.
"""
try
:
self
.
get_remote_queue_name
(
"vm"
)
self
.
get_remote_queue_name
(
"vm"
,
"fast"
)
except
:
return
False
else
:
...
...
@@ -105,6 +105,7 @@ class Node(OperatedMixin, TimeStampedModel):
@method_cache
(
300
)
def
get_info
(
self
):
return
self
.
remote_query
(
vm_tasks
.
get_info
,
priority
=
'fast'
,
default
=
{
'core_num'
:
''
,
'ram_size'
:
'0'
,
'architecture'
:
''
})
...
...
@@ -163,16 +164,19 @@ class Node(OperatedMixin, TimeStampedModel):
return
self
.
ram_size
*
self
.
overcommit
@method_cache
(
30
)
def
get_remote_queue_name
(
self
,
queue_id
):
def
get_remote_queue_name
(
self
,
queue_id
,
priority
=
None
):
"""Returns the name of the remote celery queue for this node.
Throws Exception if there is no worker on the queue.
The result may include dead queues because of caching.
"""
if
vm_tasks
.
check_queue
(
self
.
host
.
hostname
,
queue_id
):
if
vm_tasks
.
check_queue
(
self
.
host
.
hostname
,
queue_id
,
priority
):
queue_name
=
self
.
host
.
hostname
+
"."
+
queue_id
if
priority
is
not
None
:
queue_name
=
queue_name
+
"."
+
priority
self
.
node_online
()
return
self
.
host
.
hostname
+
"."
+
queue_id
return
queue_name
else
:
if
self
.
enabled
:
self
.
node_offline
()
...
...
@@ -222,7 +226,8 @@ class Node(OperatedMixin, TimeStampedModel):
", but enabled"
if
self
.
enabled
else
""
)
# TODO: check if we should reschedule any VMs?
def
remote_query
(
self
,
task
,
timeout
=
30
,
raise_
=
False
,
default
=
None
):
def
remote_query
(
self
,
task
,
timeout
=
30
,
priority
=
None
,
raise_
=
False
,
default
=
None
):
"""Query the given task, and get the result.
If the result is not ready or worker not reachable
...
...
@@ -231,7 +236,8 @@ class Node(OperatedMixin, TimeStampedModel):
"""
try
:
r
=
task
.
apply_async
(
queue
=
self
.
get_remote_queue_name
(
'vm'
),
expires
=
timeout
+
60
)
queue
=
self
.
get_remote_queue_name
(
'vm'
,
priority
),
expires
=
timeout
+
60
)
return
r
.
get
(
timeout
=
timeout
)
except
(
TimeoutError
,
WorkerNotFound
):
if
raise_
:
...
...
@@ -244,7 +250,8 @@ class Node(OperatedMixin, TimeStampedModel):
try
:
handler
=
GraphiteHandler
()
except
RuntimeError
:
return
self
.
remote_query
(
vm_tasks
.
get_node_metrics
,
30
)
return
self
.
remote_query
(
vm_tasks
.
get_node_metrics
,
timeout
=
30
,
priority
=
"fast"
)
query
=
Query
()
query
.
set_target
(
self
.
host
.
hostname
+
".circle"
)
...
...
@@ -309,7 +316,8 @@ class Node(OperatedMixin, TimeStampedModel):
vm_state_changed hook.
"""
domains
=
{}
domain_list
=
self
.
remote_query
(
vm_tasks
.
list_domains_info
,
timeout
=
5
)
domain_list
=
self
.
remote_query
(
vm_tasks
.
list_domains_info
,
timeout
=
5
,
priority
=
"fast"
)
if
domain_list
is
None
:
logger
.
info
(
"Monitoring failed at:
%
s"
,
self
.
name
)
return
...
...
circle/vm/tasks/vm_tasks.py
View file @
2d99cd14
...
...
@@ -23,16 +23,19 @@ from manager.mancelery import celery
logger
=
getLogger
(
__name__
)
def
check_queue
(
node_hostname
,
queue_id
):
def
check_queue
(
node_hostname
,
queue_id
,
priority
=
None
):
"""True if the queue is alive.
Example: check_queue('node01', 'vm'):
Example: check_queue('node01', 'vm'
, 'slow'
):
:param node_hostname: Short hostname of the node.
:param queue_id: Queue identifier (eg. vm).
:param priority: can be 'slow', 'fast' or None
"""
# drivers = ['vmdriver', 'netdriver', 'agentdriver']
# worker_list = [node_hostname + "." + d for d in drivers]
queue_name
=
node_hostname
+
"."
+
queue_id
if
priority
is
not
None
:
queue_name
=
queue_name
+
"."
+
priority
active_queues
=
get_queues
()
if
active_queues
is
None
:
return
False
...
...
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