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  • Committer: Bazaar Package Importer
  • Author(s): Free Ekanayaka
  • Date: 2010-06-28 18:07:18 UTC
  • mfrom: (1.2.5 upstream)
  • Revision ID: james.westby@ubuntu.com-20100628180718-vytyqgbtkiirv5sb
Tags: 1.5.2.1-0ubuntu0.10.04.0
https://launchpad.net/bugs/597000
Filter duplicate network interfaces in get_active_interfaces (LP: #597000)

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landscape/hal.py
 
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import logging
 
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from dbus import Interface, SystemBus
 
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from dbus.exceptions import DBusException
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class HALManager(object):
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    def __init__(self, bus=None):
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        self._bus = bus or SystemBus()
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        manager = self._bus.get_object("org.freedesktop.Hal",
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                                       "/org/freedesktop/Hal/Manager")
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        self._manager = Interface(manager, "org.freedesktop.Hal.Manager")
 
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        try:
 
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            self._bus = bus or SystemBus()
 
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            manager = self._bus.get_object("org.freedesktop.Hal",
 
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                                           "/org/freedesktop/Hal/Manager")
 
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        except DBusException:
 
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            logging.error("Couldn't to connect to Hal via DBus")
 
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            self._manager = None
 
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        else:
 
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            self._manager = Interface(manager, "org.freedesktop.Hal.Manager")
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    def get_devices(self):
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        """
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        Returns a list of HAL devices.
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        """
 
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        """Returns a list of HAL devices.
 
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        @note: If it wasn't possible to connect to HAL over DBus, then an
 
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            emtpy list will be returned. This can happen if the HAL or DBus
 
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            services are not running.
 
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        """
 
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        if not self._manager:
 
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            return []
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        devices = []
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        for udi in self._manager.GetAllDevices():
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            device = self._bus.get_object("org.freedesktop.Hal", udi)