forked from horovod/horovod
-
Notifications
You must be signed in to change notification settings - Fork 0
/
task_service.py
77 lines (60 loc) · 2.74 KB
/
task_service.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
# Copyright 2019 Uber Technologies, Inc. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# ==============================================================================
from horovod.run.common.service import task_service
class TaskToTaskAddressCheckFinishedSignal(object):
def __init__(self, index):
self.index = index
"""Task index."""
class TaskToTaskAddressCheckFinishedSignalResponse(object):
def __init__(self, index):
self.index = index
"""Task index."""
class HorovodRunTaskService(task_service.BasicTaskService):
NAME_FORMAT = 'horovodrun task service #%d'
def __init__(self, index, key):
super(HorovodRunTaskService, self).__init__(
HorovodRunTaskService.NAME_FORMAT % index,
key)
self.index = index
self._task_to_task_address_check_completed = False
def _handle(self, req, client_address):
if isinstance(req, TaskToTaskAddressCheckFinishedSignal):
self._wait_cond.acquire()
try:
self._task_to_task_address_check_completed = True
finally:
self._wait_cond.notify_all()
self._wait_cond.release()
return TaskToTaskAddressCheckFinishedSignalResponse(self.index)
return super(HorovodRunTaskService, self)._handle(req, client_address)
def wait_for_task_to_task_address_check_finish_signal(self, timeout):
self._wait_cond.acquire()
try:
while not self._task_to_task_address_check_completed:
self._wait_cond.wait(timeout.remaining())
timeout.check_time_out_for('Task to task address check')
finally:
self._wait_cond.release()
class HorovodRunTaskClient(task_service.BasicTaskClient):
def __init__(self, index, task_addresses, key, verbose, match_intf=False, retries=3):
super(HorovodRunTaskClient, self).__init__(
HorovodRunTaskService.NAME_FORMAT % index,
task_addresses, key, verbose,
match_intf=match_intf,
retries=retries)
self.index = index
def task_to_task_address_check_completed(self):
resp = self._send(TaskToTaskAddressCheckFinishedSignal(self.index))
return resp.index