Mercurial > libervia-backend

annotate sat/tools/async_trigger.py @ 3763:b2ade5ecdbab

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
plugin XEP-0277: be sure to have `service` set in `item2mbdata` and `node` when provided rel 365
author Goffi <goffi@goffi.org>
date Fri, 13 May 2022 18:50:33 +0200
parents e14847bf65c0
children 524856bd7b19
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2771
diff changeset
1 #!/usr/bin/env python3
3137
559a625a236b fixed shebangs
Goffi <goffi@goffi.org>
parents: 3136
diff changeset
2
2645
f2cf1daa42cb core: added async TriggerManager
Goffi <goffi@goffi.org>
parents:
diff changeset
3
f2cf1daa42cb core: added async TriggerManager
Goffi <goffi@goffi.org>
parents:
diff changeset
4 # SAT: a jabber client
3479
be6d91572633 date update
Goffi <goffi@goffi.org>
parents: 3397
diff changeset
5 # Copyright (C) 2009-2021 Jérôme Poisson (goffi@goffi.org)
2645
f2cf1daa42cb core: added async TriggerManager
Goffi <goffi@goffi.org>
parents:
diff changeset
6
f2cf1daa42cb core: added async TriggerManager
Goffi <goffi@goffi.org>
parents:
diff changeset
7 # This program is free software: you can redistribute it and/or modify
f2cf1daa42cb core: added async TriggerManager
Goffi <goffi@goffi.org>
parents:
diff changeset
8 # it under the terms of the GNU Affero General Public License as published by
f2cf1daa42cb core: added async TriggerManager
Goffi <goffi@goffi.org>
parents:
diff changeset
9 # the Free Software Foundation, either version 3 of the License, or
f2cf1daa42cb core: added async TriggerManager
Goffi <goffi@goffi.org>
parents:
diff changeset
10 # (at your option) any later version.
f2cf1daa42cb core: added async TriggerManager
Goffi <goffi@goffi.org>
parents:
diff changeset
11
f2cf1daa42cb core: added async TriggerManager
Goffi <goffi@goffi.org>
parents:
diff changeset
12 # This program is distributed in the hope that it will be useful,
f2cf1daa42cb core: added async TriggerManager
Goffi <goffi@goffi.org>
parents:
diff changeset
13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
f2cf1daa42cb core: added async TriggerManager
Goffi <goffi@goffi.org>
parents:
diff changeset
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
f2cf1daa42cb core: added async TriggerManager
Goffi <goffi@goffi.org>
parents:
diff changeset
15 # GNU Affero General Public License for more details.
f2cf1daa42cb core: added async TriggerManager
Goffi <goffi@goffi.org>
parents:
diff changeset
16
f2cf1daa42cb core: added async TriggerManager
Goffi <goffi@goffi.org>
parents:
diff changeset
17 # You should have received a copy of the GNU Affero General Public License
f2cf1daa42cb core: added async TriggerManager
Goffi <goffi@goffi.org>
parents:
diff changeset
18 # along with this program. If not, see <http://www.gnu.org/licenses/>.
f2cf1daa42cb core: added async TriggerManager
Goffi <goffi@goffi.org>
parents:
diff changeset
19
f2cf1daa42cb core: added async TriggerManager
Goffi <goffi@goffi.org>
parents:
diff changeset
20 """Misc usefull classes"""
f2cf1daa42cb core: added async TriggerManager
Goffi <goffi@goffi.org>
parents:
diff changeset
21
3755
e14847bf65c0 tools (async_trigger): fix return value in `asyncReturnPoint` + typing hints
Goffi <goffi@goffi.org>
parents: 3525
diff changeset
22 from typing import Tuple, Any
3397
c069882f64cb tools (async_trigger): use `utils.asDeferred` for async triggers:
Goffi <goffi@goffi.org>
parents: 3137
diff changeset
23 from . import trigger as sync_trigger
c069882f64cb tools (async_trigger): use `utils.asDeferred` for async triggers:
Goffi <goffi@goffi.org>
parents: 3137
diff changeset
24 from . import utils
2645
f2cf1daa42cb core: added async TriggerManager
Goffi <goffi@goffi.org>
parents:
diff changeset
25 from twisted.internet import defer
f2cf1daa42cb core: added async TriggerManager
Goffi <goffi@goffi.org>
parents:
diff changeset
26
f2cf1daa42cb core: added async TriggerManager
Goffi <goffi@goffi.org>
parents:
diff changeset
27 class TriggerManager(sync_trigger.TriggerManager):
f2cf1daa42cb core: added async TriggerManager
Goffi <goffi@goffi.org>
parents:
diff changeset
28 """This is a TriggerManager with an new asyncPoint method"""
f2cf1daa42cb core: added async TriggerManager
Goffi <goffi@goffi.org>
parents:
diff changeset
29
f2cf1daa42cb core: added async TriggerManager
Goffi <goffi@goffi.org>
parents:
diff changeset
30 @defer.inlineCallbacks
f2cf1daa42cb core: added async TriggerManager
Goffi <goffi@goffi.org>
parents:
diff changeset
31 def asyncPoint(self, point_name, *args, **kwargs):
f2cf1daa42cb core: added async TriggerManager
Goffi <goffi@goffi.org>
parents:
diff changeset
32 """This put a trigger point with potentially async Deferred
f2cf1daa42cb core: added async TriggerManager
Goffi <goffi@goffi.org>
parents:
diff changeset
33
f2cf1daa42cb core: added async TriggerManager
Goffi <goffi@goffi.org>
parents:
diff changeset
34 All the triggers for that point will be run
f2cf1daa42cb core: added async TriggerManager
Goffi <goffi@goffi.org>
parents:
diff changeset
35 @param point_name: name of the trigger point
2650
3a8e7ec4648a tools (trigger, async_trigger): added no_cancel argument to point and asyncPoint when a trigger must not be cancellable
Goffi <goffi@goffi.org>
parents: 2645
diff changeset
36 @param *args: args to transmit to trigger
3a8e7ec4648a tools (trigger, async_trigger): added no_cancel argument to point and asyncPoint when a trigger must not be cancellable
Goffi <goffi@goffi.org>
parents: 2645
diff changeset
37 @param *kwargs: kwargs to transmit to trigger
3a8e7ec4648a tools (trigger, async_trigger): added no_cancel argument to point and asyncPoint when a trigger must not be cancellable
Goffi <goffi@goffi.org>
parents: 2645
diff changeset
38 if "triggers_no_cancel" is present, it will be popped out
3a8e7ec4648a tools (trigger, async_trigger): added no_cancel argument to point and asyncPoint when a trigger must not be cancellable
Goffi <goffi@goffi.org>
parents: 2645
diff changeset
39 when set to True, this argument don't let triggers stop
3a8e7ec4648a tools (trigger, async_trigger): added no_cancel argument to point and asyncPoint when a trigger must not be cancellable
Goffi <goffi@goffi.org>
parents: 2645
diff changeset
40 the workflow
2645
f2cf1daa42cb core: added async TriggerManager
Goffi <goffi@goffi.org>
parents:
diff changeset
41 @return D(bool): True if the action must be continued, False else
f2cf1daa42cb core: added async TriggerManager
Goffi <goffi@goffi.org>
parents:
diff changeset
42 """
f2cf1daa42cb core: added async TriggerManager
Goffi <goffi@goffi.org>
parents:
diff changeset
43 if point_name not in self.__triggers:
f2cf1daa42cb core: added async TriggerManager
Goffi <goffi@goffi.org>
parents:
diff changeset
44 defer.returnValue(True)
f2cf1daa42cb core: added async TriggerManager
Goffi <goffi@goffi.org>
parents:
diff changeset
45
2650
3a8e7ec4648a tools (trigger, async_trigger): added no_cancel argument to point and asyncPoint when a trigger must not be cancellable
Goffi <goffi@goffi.org>
parents: 2645
diff changeset
46 can_cancel = not kwargs.pop('triggers_no_cancel', False)
3a8e7ec4648a tools (trigger, async_trigger): added no_cancel argument to point and asyncPoint when a trigger must not be cancellable
Goffi <goffi@goffi.org>
parents: 2645
diff changeset
47
2645
f2cf1daa42cb core: added async TriggerManager
Goffi <goffi@goffi.org>
parents:
diff changeset
48 for priority, trigger in self.__triggers[point_name]:
f2cf1daa42cb core: added async TriggerManager
Goffi <goffi@goffi.org>
parents:
diff changeset
49 try:
3397
c069882f64cb tools (async_trigger): use `utils.asDeferred` for async triggers:
Goffi <goffi@goffi.org>
parents: 3137
diff changeset
50 cont = yield utils.asDeferred(trigger, *args, **kwargs)
2650
3a8e7ec4648a tools (trigger, async_trigger): added no_cancel argument to point and asyncPoint when a trigger must not be cancellable
Goffi <goffi@goffi.org>
parents: 2645
diff changeset
51 if can_cancel and not cont:
2645
f2cf1daa42cb core: added async TriggerManager
Goffi <goffi@goffi.org>
parents:
diff changeset
52 defer.returnValue(False)
f2cf1daa42cb core: added async TriggerManager
Goffi <goffi@goffi.org>
parents:
diff changeset
53 except sync_trigger.SkipOtherTriggers:
f2cf1daa42cb core: added async TriggerManager
Goffi <goffi@goffi.org>
parents:
diff changeset
54 break
f2cf1daa42cb core: added async TriggerManager
Goffi <goffi@goffi.org>
parents:
diff changeset
55 defer.returnValue(True)
3525
7f5bf108961a tools (async_trigger): new `asyncReturnPoint` method
Goffi <goffi@goffi.org>
parents: 3479
diff changeset
56
3755
e14847bf65c0 tools (async_trigger): fix return value in `asyncReturnPoint` + typing hints
Goffi <goffi@goffi.org>
parents: 3525
diff changeset
57 async def asyncReturnPoint(
e14847bf65c0 tools (async_trigger): fix return value in `asyncReturnPoint` + typing hints
Goffi <goffi@goffi.org>
parents: 3525
diff changeset
58 self,
e14847bf65c0 tools (async_trigger): fix return value in `asyncReturnPoint` + typing hints
Goffi <goffi@goffi.org>
parents: 3525
diff changeset
59 point_name: str,
e14847bf65c0 tools (async_trigger): fix return value in `asyncReturnPoint` + typing hints
Goffi <goffi@goffi.org>
parents: 3525
diff changeset
60 *args, **kwargs
e14847bf65c0 tools (async_trigger): fix return value in `asyncReturnPoint` + typing hints
Goffi <goffi@goffi.org>
parents: 3525
diff changeset
61 ) -> Tuple[bool, Any]:
3525
7f5bf108961a tools (async_trigger): new `asyncReturnPoint` method
Goffi <goffi@goffi.org>
parents: 3479
diff changeset
62 """Async version of returnPoint"""
7f5bf108961a tools (async_trigger): new `asyncReturnPoint` method
Goffi <goffi@goffi.org>
parents: 3479
diff changeset
63 if point_name not in self.__triggers:
3755
e14847bf65c0 tools (async_trigger): fix return value in `asyncReturnPoint` + typing hints
Goffi <goffi@goffi.org>
parents: 3525
diff changeset
64 return True, None
3525
7f5bf108961a tools (async_trigger): new `asyncReturnPoint` method
Goffi <goffi@goffi.org>
parents: 3479
diff changeset
65
7f5bf108961a tools (async_trigger): new `asyncReturnPoint` method
Goffi <goffi@goffi.org>
parents: 3479
diff changeset
66 for priority, trigger in self.__triggers[point_name]:
7f5bf108961a tools (async_trigger): new `asyncReturnPoint` method
Goffi <goffi@goffi.org>
parents: 3479
diff changeset
67 try:
7f5bf108961a tools (async_trigger): new `asyncReturnPoint` method
Goffi <goffi@goffi.org>
parents: 3479
diff changeset
68 cont, ret_value = await utils.asDeferred(trigger, *args, **kwargs)
7f5bf108961a tools (async_trigger): new `asyncReturnPoint` method
Goffi <goffi@goffi.org>
parents: 3479
diff changeset
69 if not cont:
7f5bf108961a tools (async_trigger): new `asyncReturnPoint` method
Goffi <goffi@goffi.org>
parents: 3479
diff changeset
70 return False, ret_value
7f5bf108961a tools (async_trigger): new `asyncReturnPoint` method
Goffi <goffi@goffi.org>
parents: 3479
diff changeset
71 except sync_trigger.SkipOtherTriggers:
7f5bf108961a tools (async_trigger): new `asyncReturnPoint` method
Goffi <goffi@goffi.org>
parents: 3479
diff changeset
72 break
7f5bf108961a tools (async_trigger): new `asyncReturnPoint` method
Goffi <goffi@goffi.org>
parents: 3479
diff changeset
73 return True, None
7f5bf108961a tools (async_trigger): new `asyncReturnPoint` method
Goffi <goffi@goffi.org>
parents: 3479
diff changeset
74