Mercurial > libervia-backend

annotate sat/bridge/bridge_constructor/constructors/dbus/constructor.py @ 3992:1c84268752a1

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
component AP gateway: fix bad condition
author Goffi <goffi@goffi.org>
date Fri, 25 Nov 2022 16:34:09 +0100
parents 60d3861e5996
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
2085
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
3
3480
7550ae9cfbac Renamed the project from "Salut à Toi" to "Libervia":
Goffi <goffi@goffi.org>
parents: 3479
diff changeset
4 # Libervia: an XMPP client
3479
be6d91572633 date update
Goffi <goffi@goffi.org>
parents: 3137
diff changeset
5 # Copyright (C) 2009-2021 Jérôme Poisson (goffi@goffi.org)
2085
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
6
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
7 # This program is free software: you can redistribute it and/or modify
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
8 # it under the terms of the GNU Affero General Public License as published by
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
9 # the Free Software Foundation, either version 3 of the License, or
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
10 # (at your option) any later version.
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
11
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
12 # This program is distributed in the hope that it will be useful,
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
15 # GNU Affero General Public License for more details.
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
16
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
17 # You should have received a copy of the GNU Affero General Public License
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
18 # along with this program. If not, see <http://www.gnu.org/licenses/>.
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
19
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
20 from sat.bridge.bridge_constructor import base_constructor
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
21
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
22
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
23 class DbusConstructor(base_constructor.Constructor):
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
24 NAME = "dbus"
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
25 CORE_TEMPLATE = "dbus_core_template.py"
2086
4633cfcbcccb bridge (D-Bus): bad design fixes:
Goffi <goffi@goffi.org>
parents: 2085
diff changeset
26 CORE_DEST = "dbus_bridge.py"
2085
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
27 CORE_FORMATS = {
3539
60d3861e5996 bridge (dbus): use Tx DBus for backend part of D-Bus bridge:
Goffi <goffi@goffi.org>
parents: 3480
diff changeset
28 "methods_declarations": """\
60d3861e5996 bridge (dbus): use Tx DBus for backend part of D-Bus bridge:
Goffi <goffi@goffi.org>
parents: 3480
diff changeset
29 Method('{name}', arguments='{sig_in}', returns='{sig_out}'),""",
60d3861e5996 bridge (dbus): use Tx DBus for backend part of D-Bus bridge:
Goffi <goffi@goffi.org>
parents: 3480
diff changeset
30
2624
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
31 "methods": """\
3539
60d3861e5996 bridge (dbus): use Tx DBus for backend part of D-Bus bridge:
Goffi <goffi@goffi.org>
parents: 3480
diff changeset
32 def dbus_{name}(self, {args}):
60d3861e5996 bridge (dbus): use Tx DBus for backend part of D-Bus bridge:
Goffi <goffi@goffi.org>
parents: 3480
diff changeset
33 {debug}return self._callback("{name}", {args_no_default})\n""",
60d3861e5996 bridge (dbus): use Tx DBus for backend part of D-Bus bridge:
Goffi <goffi@goffi.org>
parents: 3480
diff changeset
34
60d3861e5996 bridge (dbus): use Tx DBus for backend part of D-Bus bridge:
Goffi <goffi@goffi.org>
parents: 3480
diff changeset
35 "signals_declarations": """\
60d3861e5996 bridge (dbus): use Tx DBus for backend part of D-Bus bridge:
Goffi <goffi@goffi.org>
parents: 3480
diff changeset
36 Signal('{name}', '{sig_in}'),""",
60d3861e5996 bridge (dbus): use Tx DBus for backend part of D-Bus bridge:
Goffi <goffi@goffi.org>
parents: 3480
diff changeset
37
60d3861e5996 bridge (dbus): use Tx DBus for backend part of D-Bus bridge:
Goffi <goffi@goffi.org>
parents: 3480
diff changeset
38 "signals": """\
2085
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
39 def {name}(self, {args}):
3539
60d3861e5996 bridge (dbus): use Tx DBus for backend part of D-Bus bridge:
Goffi <goffi@goffi.org>
parents: 3480
diff changeset
40 self._obj.emitSignal("{name}", {args})\n""",
2624
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
41 }
2085
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
42
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
43 FRONTEND_TEMPLATE = "dbus_frontend_template.py"
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
44 FRONTEND_DEST = CORE_DEST
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
45 FRONTEND_FORMATS = {
2624
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
46 "methods": """\
2085
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
47 def {name}(self, {args}{async_comma}{async_args}):
3042
964abd07dc03 bridge (dbus): AsyncIO version of D-Bus bridge:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
48 {error_handler}{blocking_call}{debug}return {result}\n""",
964abd07dc03 bridge (dbus): AsyncIO version of D-Bus bridge:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
49 "async_methods": """\
964abd07dc03 bridge (dbus): AsyncIO version of D-Bus bridge:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
50 def {name}(self{async_comma}{args}):
964abd07dc03 bridge (dbus): AsyncIO version of D-Bus bridge:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
51 loop = asyncio.get_running_loop()
964abd07dc03 bridge (dbus): AsyncIO version of D-Bus bridge:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
52 fut = loop.create_future()
964abd07dc03 bridge (dbus): AsyncIO version of D-Bus bridge:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
53 reply_handler = lambda ret=None: loop.call_soon_threadsafe(fut.set_result, ret)
964abd07dc03 bridge (dbus): AsyncIO version of D-Bus bridge:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
54 error_handler = lambda err: loop.call_soon_threadsafe(fut.set_exception, dbus_to_bridge_exception(err))
964abd07dc03 bridge (dbus): AsyncIO version of D-Bus bridge:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
55 self.db_{category}_iface.{name}({args_result}{async_comma}timeout=const_TIMEOUT, reply_handler=reply_handler, error_handler=error_handler)
964abd07dc03 bridge (dbus): AsyncIO version of D-Bus bridge:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
56 {debug}return fut\n""",
2624
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
57 }
2085
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
58
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
59 def core_completion_signal(self, completion, function, default, arg_doc, async_):
2624
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
60 completion["category"] = completion["category"].upper()
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
61 completion["body"] = (
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
62 "pass"
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
63 if not self.args.debug
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
64 else 'log.debug ("{}")'.format(completion["name"])
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
65 )
2085
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
66
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
67 def core_completion_method(self, completion, function, default, arg_doc, async_):
2624
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
68 completion.update(
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
69 {
3539
60d3861e5996 bridge (dbus): use Tx DBus for backend part of D-Bus bridge:
Goffi <goffi@goffi.org>
parents: 3480
diff changeset
70 "debug": (
60d3861e5996 bridge (dbus): use Tx DBus for backend part of D-Bus bridge:
Goffi <goffi@goffi.org>
parents: 3480
diff changeset
71 "" if not self.args.debug
60d3861e5996 bridge (dbus): use Tx DBus for backend part of D-Bus bridge:
Goffi <goffi@goffi.org>
parents: 3480
diff changeset
72 else f'log.debug ("{completion["name"]}")\n{8 * " "}'
60d3861e5996 bridge (dbus): use Tx DBus for backend part of D-Bus bridge:
Goffi <goffi@goffi.org>
parents: 3480
diff changeset
73 )
2624
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
74 }
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
75 )
2085
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
76
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
77 def frontend_completion_method(self, completion, function, default, arg_doc, async_):
2624
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
78 completion.update(
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
79 {
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
80 # XXX: we can manage blocking call in the same way as async one: if callback is None the call will be blocking
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
81 "debug": ""
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
82 if not self.args.debug
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
83 else 'log.debug ("%s")\n%s' % (completion["name"], 8 * " "),
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
84 "args_result": self.getArguments(function["sig_in"], name=arg_doc),
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
85 "async_args": "callback=None, errback=None",
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
86 "async_comma": ", " if function["sig_in"] else "",
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
87 "error_handler": """if callback is None:
2085
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
88 error_handler = None
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
89 else:
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
90 if errback is None:
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
91 errback = log.error
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
92 error_handler = lambda err:errback(dbus_to_bridge_exception(err))
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
93 """,
2624
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
94 }
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
95 )
2085
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
96 if async_:
2624
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
97 completion["blocking_call"] = ""
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
98 completion[
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
99 "async_args_result"
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
100 ] = "timeout=const_TIMEOUT, reply_handler=callback, error_handler=error_handler"
2085
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
101 else:
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
102 # XXX: To have a blocking call, we must have not reply_handler, so we test if callback exists, and add reply_handler only in this case
2624
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
103 completion[
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
104 "blocking_call"
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
105 ] = """kwargs={}
2085
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
106 if callback is not None:
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
107 kwargs['timeout'] = const_TIMEOUT
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
108 kwargs['reply_handler'] = callback
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
109 kwargs['error_handler'] = error_handler
da4097de5a95 bridge (constructor): refactoring:
Goffi <goffi@goffi.org>
parents:
diff changeset
110 """
2624
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
111 completion["async_args_result"] = "**kwargs"
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
112 result = (
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
113 "self.db_%(category)s_iface.%(name)s(%(args_result)s%(async_comma)s%(async_args_result)s)"
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
114 % completion
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
115 )
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
116 completion["result"] = (
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2771
diff changeset
117 "str(%s)" if self.args.unicode and function["sig_out"] == "s" else "%s"
2624
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
118 ) % result