copyleftie
/
gajim-plural
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Get rid of python-avahi

This commit is contained in:
lovetox 2018-05-23 00:12:43 +02:00 committed by Philipp Hörist
parent bc24ab470d
commit 2d6e7d2eee
5 changed files with 128 additions and 45 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
gajim/common/app.py
View File

@ -145,7 +145,7 @@ gajim_optional_features = {}
caps_hash = {}
_dependencies = {
'AVAHI': False,
'PYTHON-DBUS': False,
'PYBONJOUR': False,
'PYCRYPTO': False,
'PYGPG': False,
@ -166,7 +166,7 @@ def is_installed(dependency):
return _dependencies['PYGPG'] and _dependencies['GPG_BINARY']
if dependency == 'ZEROCONF':
# Alias for checking zeroconf libs
return _dependencies['AVAHI'] or _dependencies['PYBONJOUR']
return _dependencies['PYTHON-DBUS'] or _dependencies['PYBONJOUR']
return _dependencies[dependency]
def is_flatpak():
@ -184,8 +184,8 @@ def detect_dependencies():
import pybonjour
_dependencies['PYBONJOUR'] = True
else:
import avahi
_dependencies['AVAHI'] = True
import dbus
_dependencies['PYTHON-DBUS'] = True
except Exception:
pass

2
gajim/common/zeroconf/zeroconf.py
View File

@ -38,7 +38,7 @@ class ConstantRI(IntEnum):
def test_avahi():
try:
import avahi
import dbus
except ImportError:
return False
return True

95
gajim/common/zeroconf/zeroconf_avahi.py
View File

@ -26,11 +26,11 @@ except ImportError:
pass
from gajim.common.zeroconf.zeroconf import Constant, ConstantRI
from gajim.common.zeroconf.zeroconf_avahi_const import *
class Zeroconf:
def __init__(self, new_serviceCB, remove_serviceCB, name_conflictCB,
disconnected_CB, error_CB, name, host, port):
self.avahi = None
self.domain = None # specific domain to browse
self.stype = '_presence._tcp'
self.port = port # listening port that gets announced
@ -81,7 +81,7 @@ class Zeroconf:
# synchronous resolving
self.server.ResolveService( int(interface), int(protocol), name, stype,
domain, self.avahi.PROTO_UNSPEC, dbus.UInt32(0),
domain, Protocol.UNSPEC, dbus.UInt32(0),
reply_handler=self.service_resolved_callback,
error_handler=self.error_callback1)
@ -116,8 +116,8 @@ class Zeroconf:
stype, domain, dbus.UInt32(0))
self.service_browser = dbus.Interface(self.bus.get_object(
self.avahi.DBUS_NAME, object_path),
self.avahi.DBUS_INTERFACE_SERVICE_BROWSER)
DBUS_NAME, object_path),
DBUS_INTERFACE_SERVICE_BROWSER)
self.service_browser.connect_to_signal('ItemNew',
self.new_service_callback)
self.service_browser.connect_to_signal('ItemRemove',
@ -146,6 +146,30 @@ class Zeroconf:
txt_dict[key] = val
return txt_dict
@staticmethod
def string_to_byte_array(s):
s = s.encode('utf-8')
r = []
for c in s:
r.append(dbus.Byte(c))
return r
def dict_to_txt_array(self, txt_dict):
l = []
for k,v in txt_dict.items():
if isinstance(k, str):
k = k.encode('utf-8')
if isinstance(v, str):
v = v.encode('utf-8')
l.append(self.string_to_byte_array("%s=%s" % (k,v)))
return l
def service_resolved_callback(self, interface, protocol, name, stype, domain,
host, aprotocol, address, port, txt, flags):
log.debug('Service data for service %s in domain %s on %i.%i:'
@ -222,22 +246,19 @@ class Zeroconf:
def server_state_changed_callback(self, state, error):
log.debug('server state changed to %s' % state)
if state == self.avahi.SERVER_RUNNING:
if state == ServerState.RUNNING:
self.create_service()
elif state in (self.avahi.SERVER_COLLISION,
self.avahi.SERVER_REGISTERING):
elif state in (ServerState.COLLISION,
ServerState.REGISTERING):
self.disconnect()
self.entrygroup.Reset()
elif state == self.avahi.CLIENT_FAILURE:
# does it ever go here?
log.debug('CLIENT FAILURE')
def entrygroup_state_changed_callback(self, state, error):
# the name is already present, so recreate
if state == self.avahi.ENTRY_GROUP_COLLISION:
if state == EntryGroup.COLLISION:
log.debug('zeroconf.py: local name collision')
self.service_add_fail_callback('Local name collision')
elif state == self.avahi.ENTRY_GROUP_FAILURE:
elif state == EntryGroup.FAILURE:
self.disconnect()
self.entrygroup.Reset()
log.debug('zeroconf.py: ENTRY_GROUP_FAILURE reached(that'
@ -252,15 +273,15 @@ class Zeroconf:
return show
def avahi_txt(self):
return self.avahi.dict_to_txt_array(self.txt)
return self.dict_to_txt_array(self.txt)
def create_service(self):
try:
if not self.entrygroup:
# create an EntryGroup for publishing
self.entrygroup = dbus.Interface(self.bus.get_object(
self.avahi.DBUS_NAME, self.server.EntryGroupNew()),
self.avahi.DBUS_INTERFACE_ENTRY_GROUP)
DBUS_NAME, self.server.EntryGroupNew()),
DBUS_INTERFACE_ENTRY_GROUP)
self.entrygroup.connect_to_signal('StateChanged',
self.entrygroup_state_changed_callback)
@ -284,8 +305,8 @@ class Zeroconf:
self.txt = txt
log.debug('Publishing service %s of type %s' % (self.name,
self.stype))
self.entrygroup.AddService(self.avahi.IF_UNSPEC,
self.avahi.PROTO_UNSPEC, dbus.UInt32(0), self.name, self.stype, '',
self.entrygroup.AddService(Interface.UNSPEC,
Protocol.UNSPEC, dbus.UInt32(0), self.name, self.stype, '',
'', dbus.UInt16(self.port), self.avahi_txt(),
reply_handler=self.service_added_callback,
error_handler=self.service_add_fail_callback)
@ -304,7 +325,7 @@ class Zeroconf:
return False
state = self.server.GetState()
if state == self.avahi.SERVER_RUNNING:
if state == ServerState.RUNNING:
if self.create_service():
self.announced = True
return True
@ -314,7 +335,7 @@ class Zeroconf:
if self.announced == False:
return False
try:
if self.entrygroup.GetState() != self.avahi.ENTRY_GROUP_FAILURE:
if self.entrygroup.GetState() != EntryGroup.FAILURE:
self.entrygroup.Reset()
self.entrygroup.Free()
# .Free() has mem leaks
@ -345,6 +366,9 @@ class Zeroconf:
def connect_dbus(self):
try:
import dbus
from dbus.mainloop.glib import DBusGMainLoop
main_loop = DBusGMainLoop(set_as_default=True)
dbus.set_default_main_loop(main_loop)
except ImportError:
log.debug('Error: python-dbus needs to be installed. No '
'zeroconf support.')
@ -368,19 +392,12 @@ class Zeroconf:
def connect_avahi(self):
if not self.connect_dbus():
return False
try:
import avahi
self.avahi = avahi
except ImportError:
log.debug('Error: python-avahi needs to be installed. No '
'zeroconf support.')
return False
if self.server:
return True
try:
self.server = dbus.Interface(self.bus.get_object(self.avahi.DBUS_NAME,
self.avahi.DBUS_PATH_SERVER), self.avahi.DBUS_INTERFACE_SERVER)
self.server = dbus.Interface(self.bus.get_object(DBUS_NAME,
DBUS_PATH_SERVER), DBUS_INTERFACE_SERVER)
self.server.connect_to_signal('StateChanged',
self.server_state_changed_callback)
except Exception as e:
@ -400,21 +417,21 @@ class Zeroconf:
# start browsing
if self.domain is None:
# Explicitly browse .local
self.browse_domain(self.avahi.IF_UNSPEC, self.avahi.PROTO_UNSPEC,
'local')
self.browse_domain(
Interface.UNSPEC, Protocol.UNSPEC, 'local')
# Browse for other browsable domains
self.domain_browser = dbus.Interface(self.bus.get_object(
self.avahi.DBUS_NAME, self.server.DomainBrowserNew(
self.avahi.IF_UNSPEC, self.avahi.PROTO_UNSPEC, '',
self.avahi.DOMAIN_BROWSER_BROWSE, dbus.UInt32(0))),
self.avahi.DBUS_INTERFACE_DOMAIN_BROWSER)
DBUS_NAME, self.server.DomainBrowserNew(
Interface.UNSPEC, Protocol.UNSPEC, '',
DomainBrowser.BROWSE, dbus.UInt32(0))),
DBUS_INTERFACE_DOMAIN_BROWSER)
self.domain_browser.connect_to_signal('ItemNew',
self.new_domain_callback)
self.domain_browser.connect_to_signal('Failure', self.error_callback)
else:
self.browse_domain(self.avahi.IF_UNSPEC, self.avahi.PROTO_UNSPEC,
self.domain)
self.browse_domain(
Interface.UNSPEC, Protocol.UNSPEC, self.domain)
return True
@ -452,7 +469,7 @@ class Zeroconf:
ri = val[Constant.RESOLVED_INFO][0]
self.server.ResolveService(int(ri[ConstantRI.INTERFACE]), int(ri[ConstantRI.PROTOCOL]),
val[Constant.BARE_NAME], self.stype, val[Constant.DOMAIN],
self.avahi.PROTO_UNSPEC, dbus.UInt32(0),
Protocol.UNSPEC, dbus.UInt32(0),
reply_handler=self.service_resolved_all_callback,
error_handler=self.error_callback)
@ -472,8 +489,8 @@ class Zeroconf:
txt = self.avahi_txt()
if self.connected and self.entrygroup:
self.entrygroup.UpdateServiceTxt(self.avahi.IF_UNSPEC,
self.avahi.PROTO_UNSPEC, dbus.UInt32(0), self.name, self.stype, '',
self.entrygroup.UpdateServiceTxt(Interface.UNSPEC,
Protocol.UNSPEC, dbus.UInt32(0), self.name, self.stype, '',
txt, reply_handler=self.service_updated_callback,
error_handler=self.error_callback)
return True

66
gajim/common/zeroconf/zeroconf_avahi_const.py Normal file
View File

@ -0,0 +1,66 @@
#
# Copyright (C) 2018 Philipp Hörist <philipp AT hoerist.com>
#
# This file is part of Gajim.
#
# Gajim is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published
# by the Free Software Foundation; version 3 only.
#
# Gajim is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Gajim. If not, see <http://www.gnu.org/licenses/>.
from enum import IntEnum
DBUS_NAME = "org.freedesktop.Avahi"
DBUS_INTERFACE_SERVER = DBUS_NAME + ".Server"
DBUS_PATH_SERVER = "/"
DBUS_INTERFACE_ENTRY_GROUP = DBUS_NAME + ".EntryGroup"
DBUS_INTERFACE_DOMAIN_BROWSER = DBUS_NAME + ".DomainBrowser"
DBUS_INTERFACE_SERVICE_TYPE_BROWSER = DBUS_NAME + ".ServiceTypeBrowser"
DBUS_INTERFACE_SERVICE_BROWSER = DBUS_NAME + ".ServiceBrowser"
DBUS_INTERFACE_ADDRESS_RESOLVER = DBUS_NAME + ".AddressResolver"
DBUS_INTERFACE_HOST_NAME_RESOLVER = DBUS_NAME + ".HostNameResolver"
DBUS_INTERFACE_SERVICE_RESOLVER = DBUS_NAME + ".ServiceResolver"
DBUS_INTERFACE_RECORD_BROWSER = DBUS_NAME + ".RecordBrowser"
class ServerState(IntEnum):
INVALID = 0
REGISTERING = 1
RUNNING = 2
COLLISION = 3
FAILURE = 4
class EntryGroup(IntEnum):
UNCOMMITED = 0
REGISTERING = 1
ESTABLISHED = 2
COLLISION = 3
FAILURE = 4
class DomainBrowser(IntEnum):
BROWSE = 0
BROWSE_DEFAULT = 1
REGISTER = 2
REGISTER_DEFAULT = 3
BROWSE_LEGACY = 4
class Protocol(IntEnum):
UNSPEC = -1
INET = 0
INET6 = 1
class Interface(IntEnum):
UNSPEC = -1

2
gajim/features_window.py
View File

@ -47,7 +47,7 @@ class FeaturesWindow:
self.features = {
_('Bonjour / Zeroconf'): (self.zeroconf_available,
_('Serverless chatting with autodetected clients in a local network.'),
_('Requires python-avahi.'),
_('Requires python-dbus.'),
_('Requires pybonjour and bonjour SDK running (%(url)s)') % {'url': 'https://developer.apple.com/opensource/).'}),
_('Command line'): (self.dbus_available,
_('A script to control Gajim via commandline.'),