experimental:

- Merge in changes from pluggablebackends.

wicd/backend.py

@@ -0,0 +1,97 @@
+#!/usr/bin/env python
+
+""" Backend manager for wicd.
+
+Manages and loads the pluggable backends for wicd.
+
+"""
+
+#
+#   Copyright (C) 2007 Adam Blackburn
+#   Copyright (C) 2007 Dan O'Reilly
+#   Copyright (C) 2007 Byron Hillis
+#
+#   This program is free software; you can redistribute it and/or modify
+#   it under the terms of the GNU General Public License Version 2 as
+#   published by the Free Software Foundation.
+#
+#   This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+
+
+import sys
+import os
+
+import wicd.wpath as wpath
+
+
+class BackendManager(object):
+    def __init__(self):
+        """ Initialize the backend manager. """
+        self.backend_dir = wpath.backends
+        self.__loaded_backend = None
+        
+    def _valid_backend_file(self, be_file):
+        """ Make sure the backend file is valid. """
+        return (os.access(be_file, os.F_OK) and 
+                os.path.basename(be_file).startswith("be-") and
+                be_file.endswith(".py"))
+    
+    def get_current_backend(self):
+        if self.__loaded_backend and not self.__loaded_backend is None:
+            return self.__loaded_backend.NAME
+        else:
+            return None
+    
+    def get_available_backends(self):
+        """ Returns a list of all valid backends in the backend directory. """
+        be_list = [""]
+        for f in os.listdir(self.backend_dir):
+            if self._valid_backend_file(os.path.join(self.backend_dir, f)):
+                be_list.append(f[3:-3])
+        return be_list
+        
+    def load_backend(self, backend_name):
+        """ Load and return a backend module. 
+        
+        Given a backend name be-foo, attempt to load a python module
+        in the backends directory called be-foo.py.  The module must
+        include a certain set of classes and variables to be considered
+        valid.
+        
+        """
+        def fail(backend_name, reason):
+            print "Failed to load backend %s: %s" % (backend_name, reason)
+            
+        print 'trying to load backend %s' % backend_name
+        backend_path = os.path.join(self.backend_dir,
+                                    'be-' + backend_name + '.py')
+        if self._valid_backend_file(backend_path):
+            sys.path.insert(0, self.backend_dir)
+            backend = __import__('be-' + backend_name)
+        else:
+            fail(backend_name, 'Invalid backend file.')
+            return None
+        
+        if not backend.NAME:
+            fail(backend_name, 'Missing NAME declaration.')
+            return None
+        
+        if not backend.WiredInterface:
+            fail(backend_name, "Missing WiredInterface class")
+            return None
+        
+        if not backend.WirelessInterface:
+            fail(backend_name, "Missing WirelessInterface class")
+            return None
+
+        self.__loaded_backend = backend
+        print 'successfully loaded backend %s' % backend_name
+        return backend
+        

wicd/backends/be-external.py

@@ -0,0 +1,491 @@
+#!/usr/bin/env python
+
+""" Network interface control tools for wicd.
+
+This module implements functions to control and obtain information from
+network interfaces.
+
+def SetDNS() -- Set the DNS servers of the system.
+def GetWirelessInterfaces() -- Get the wireless interfaces available.
+class Interface() -- Control a network interface.
+class WiredInterface() -- Control a wired network interface.
+class WirelessInterface() -- Control a wireless network interface.
+
+"""
+
+#
+#   Copyright (C) 2007 Adam Blackburn
+#   Copyright (C) 2007 Dan O'Reilly
+#   Copyright (C) 2007 Byron Hillis
+#
+#   This program is free software; you can redistribute it and/or modify
+#   it under the terms of the GNU General Public License Version 2 as
+#   published by the Free Software Foundation.
+#
+#   This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+
+import wicd.misc as misc
+import wicd.wnettools as wnettools
+
+import re
+import os
+import wicd.wpath as wpath
+import time
+
+
+NAME = "external"
+DESCRIPTION = """External app (slow) backend
+
+This backend uses external program calls like ifconfig and
+iwconfig to query network information.  This makes it a bit
+slower and more CPU intensive than the ioctl backend, but
+it doesn't require any thirdy party libraries and may be
+more stable for some set ups.
+"""
+
+# Compile the regex patterns that will be used to search the output of iwlist
+# scan for info these are well tested, should work on most cards
+essid_pattern       = re.compile('.*ESSID:"(.*?)"\n', re.I | re.M  | re.S)
+ap_mac_pattern      = re.compile('.*Address: (.*?)\n', re.I | re.M  | re.S)
+channel_pattern     = re.compile('.*Channel:? ?(\d\d?)', re.I | re.M  | re.S)
+strength_pattern    = re.compile('.*Quality:?=? ?(\d+)\s*/?\s*(\d*)', re.I | re.M  | re.S)
+# These next two look a lot a like, altstrength is for Signal level = xx/100,
+# which is just an alternate way of displaying link quality, signaldbm is
+# for displaying actual signal strength (-xx dBm).
+altstrength_pattern = re.compile('.*Signal level:?=? ?(\d\d*)', re.I | re.M | re.S)
+signaldbm_pattern   = re.compile('.*Signal level:?=? ?(-\d\d*)', re.I | re.M | re.S)
+mode_pattern        = re.compile('.*Mode:(.*?)\n', re.I | re.M  | re.S)
+freq_pattern        = re.compile('.*Frequency:(.*?)\n', re.I | re.M  | re.S)
+ip_pattern          = re.compile(r'inet [Aa]d?dr[^.]*:([^.]*\.[^.]*\.[^.]*\.[0-9]*)', re.S)
+bssid_pattern       = re.compile('.*Access Point: (([0-9A-Z]{2}:){5}[0-9A-Z]{2})', re.I | re.M | re.S)
+
+wep_pattern         = re.compile('.*Encryption key:(.*?)\n', re.I | re.M  | re.S)
+altwpa_pattern      = re.compile('(wpa_ie)', re.I | re.M | re.S)
+wpa1_pattern        = re.compile('(WPA Version 1)', re.I | re.M  | re.S)
+wpa2_pattern        = re.compile('(WPA2)', re.I | re.M  | re.S)
+
+# Patterns for wpa_cli output
+auth_pattern        = re.compile('.*wpa_state=(.*?)\n', re.I | re.M  | re.S)
+
+RALINK_DRIVER = 'ralink legacy'
+
+
+def SetDNS(dns1=None, dns2=None, dns3=None):
+    return wnettools.SetDNS(dns1, dns2, dns3)
+
+def GetDefaultGateway():
+    return wnettools.GetDefaultGateway()
+
+def StopDHCP():
+    return wnettools.StopDHCP()
+
+def GetWirelessInterfaces():
+    return wnettools.GetWirelessInterfaces()
+
+def GetWiredInterfaces():
+    return wnettools.GetWiredInterfaces()
+
+def NeedsExternalCalls():
+    return True
+
+
+class Interface(wnettools.BaseInterface):
+    """ Control a network interface. """
+    def __init__(self, iface, verbose=False):
+        """ Initialise the object.
+
+        Keyword arguments:
+        iface -- the name of the interface
+        verbose -- whether to print every command run
+
+        """
+        wnettools.BaseInterface.__init__(self, iface, verbose)
+        self.Check()
+        
+    def GetIP(self, ifconfig=""):
+        """ Get the IP address of the interface.
+
+        Returns:
+        The IP address of the interface in dotted quad form.
+
+        """
+        if not ifconfig:
+            cmd = 'ifconfig ' + self.iface
+            if self.verbose: print cmd
+            output = misc.Run(cmd)
+        else:
+            output = ifconfig
+        return misc.RunRegex(ip_pattern, output)
+    
+    def IsUp(self, ifconfig=None):
+        """ Determines if the interface is up.
+        
+        Returns:
+        True if the interface is up, False otherwise.
+        
+        """
+        if not ifconfig:
+            cmd = "ifconfig " + self.iface
+            if self.verbose: print cmd
+            output = misc.Run(cmd)
+        else:
+            output = ifconfig
+        lines = output.split('\n')
+        if len(lines) < 5:
+            return False
+        
+        for line in lines[1:4]:
+            if line.strip().startswith('UP'):
+                return True
+            
+        return False
+
+
+class WiredInterface(Interface, wnettools.BaseWiredInterface):
+    """ Control a wired network interface. """
+    def __init__(self, iface, verbose=False):
+        """ Initialise the wired network interface class.
+
+        Keyword arguments:
+        iface -- name of the interface
+        verbose -- print all commands
+
+        """
+        wnettools.BaseWiredInterface.__init__(self, iface, verbose)
+        Interface.__init__(self, iface, verbose)
+
+    def GetPluggedIn(self):
+        """ Get the current physical connection state.
+        
+        The method will first attempt to use ethtool do determine
+        physical connection state.  Should ethtool fail to run properly,
+        mii-tool will be used instead.
+        
+        Returns:
+        True if a link is detected, False otherwise.
+        
+        """
+        if not self.iface:
+            return False
+        if self.ETHTOOL_FOUND and self.link_detect != misc.MIITOOL:
+            return self._eth_get_plugged_in()
+        elif self.MIITOOL_FOUND:
+            return self._mii_get_plugged_in()
+        else:
+            print 'Error: No way of checking for a wired connection. Make \
+                   sure that either mii-tool or ethtool is installed.'
+            return False
+
+    def _eth_get_plugged_in(self):
+        """ Use ethtool to determine the physical connection state.
+        
+        Returns:
+        True if a link is detected, False otherwise.
+        
+        """
+        link_tool = 'ethtool'
+        if not self.IsUp():
+            print 'Wired Interface is down, putting it up'
+            self.Up()
+            time.sleep(6)
+        tool_data = misc.Run(link_tool + ' ' + self.iface, True)
+        if misc.RunRegex(re.compile('(Link detected: yes)', re.I | re.M  | 
+                                    re.S), tool_data) is not None:
+            return True
+        else:
+            return False
+    
+    def _mii_get_plugged_in(self):
+        """ Use mii-tool to determine the physical connection state. 
+                
+        Returns:
+        True if a link is detected, False otherwise.
+        
+        """
+        link_tool = 'mii-tool'
+        tool_data = misc.Run(link_tool + ' ' + self.iface, True)
+        if misc.RunRegex(re.compile('(Invalid argument)', re.I | re.M  | re.S), 
+                         tool_data) is not None:
+            print 'Wired Interface is down, putting it up'
+            self.Up()
+            time.sleep(4)
+            tool_data = misc.Run(link_tool + ' ' + self.iface, True)
+        
+        if misc.RunRegex(re.compile('(link ok)', re.I | re.M | re.S),
+                         tool_data) is not None:
+            return True
+        else:
+            return False
+        
+
+class WirelessInterface(Interface, wnettools.BaseWirelessInterface):
+    """ Control a wireless network interface. """
+    def __init__(self, iface, verbose=False, wpa_driver='wext'):
+        """ Initialise the wireless network interface class.
+
+        Keyword arguments:
+        iface -- name of the interface
+        verbose -- print all commands
+
+        """
+        wnettools.BaseWirelessInterface.__init__(self, iface, verbose, 
+                                                 wpa_driver)
+        Interface.__init__(self, iface, verbose)
+
+    def GetNetworks(self):
+        """ Get a list of available wireless networks.
+
+        Returns:
+        A list containing available wireless networks.
+
+        """
+        cmd = 'iwlist ' + self.iface + ' scan'
+        if self.verbose: print cmd
+        results = misc.Run(cmd)
+
+        # Split the networks apart, using Cell as our split point
+        # this way we can look at only one network at a time.
+        # The spaces around '   Cell ' are to minimize the chance that someone
+        # has an essid named Cell...
+        networks = results.split( '   Cell ' )
+
+        # Get available network info from iwpriv get_site_survey
+        # if we're using a ralink card (needed to get encryption info)
+        if self.wpa_driver == RALINK_DRIVER:
+            ralink_info = self._GetRalinkInfo()
+        else:
+            ralink_info = None
+
+        # An array for the access points
+        access_points = []
+        for cell in networks:
+            # Only use sections where there is an ESSID.
+            if 'ESSID:' in cell:
+                # Add this network to the list of networks
+                entry = self._ParseAccessPoint(cell, ralink_info)
+                if entry is not None:
+                    access_points.append(entry)
+
+        return access_points
+    
+    def _ParseAccessPoint(self, cell, ralink_info):
+        """ Parse a single cell from the output of iwlist.
+
+        Keyword arguments:
+        cell -- string containing the cell information
+        ralink_info -- string contating network information needed
+                       for ralink cards.
+
+        Returns:
+        A dictionary containing the cell networks properties.
+
+        """
+        ap = {}
+        # ESSID - Switch '<hidden>' to 'Hidden' to remove
+        # brackets that can mix up formatting.
+        ap['essid'] = misc.RunRegex(essid_pattern, cell)
+        try:
+            ap['essid'] = misc.to_unicode(ap['essid'])
+        except (UnicodeDecodeError, UnicodeEncodeError):
+            print 'Unicode problem with current network essid, ignoring!!'
+            return None
+        if ap['essid'] in ['<hidden>', ""]:
+            ap['essid'] = 'Hidden'
+            ap['hidden'] = True
+        else:
+            ap['hidden'] = False
+
+        # Channel - For cards that don't have a channel number,
+        # convert the frequency.
+        ap['channel'] = misc.RunRegex(channel_pattern, cell)
+        if ap['channel'] == None:
+            freq = misc.RunRegex(freq_pattern, cell)
+            ap['channel'] = self._FreqToChannel(freq)
+
+        # BSSID
+        ap['bssid'] = misc.RunRegex(ap_mac_pattern, cell)
+
+        # Mode
+        ap['mode'] = misc.RunRegex(mode_pattern, cell)
+
+        # Break off here if we're using a ralink card
+        if self.wpa_driver == RALINK_DRIVER:
+            ap = self._ParseRalinkAccessPoint(ap, ralink_info, cell)
+        elif misc.RunRegex(wep_pattern, cell) == 'on':
+            # Encryption - Default to WEP
+            ap['encryption'] = True
+            ap['encryption_method'] = 'WEP'
+
+            if misc.RunRegex(wpa1_pattern, cell) == 'WPA Version 1':
+                ap['encryption_method'] = 'WPA'
+
+            if misc.RunRegex(altwpa_pattern, cell) == 'wpa_ie':
+                ap['encryption_method'] = 'WPA'
+
+            if misc.RunRegex(wpa2_pattern, cell) == 'WPA2':
+                ap['encryption_method'] = 'WPA2'
+        else:
+            ap['encryption'] = False
+
+        # Link Quality
+        # Set strength to -1 if the quality is not found
+
+        # more of the patch from
+        # https://bugs.launchpad.net/wicd/+bug/175104
+        if (strength_pattern.match(cell)):
+            [(strength, max_strength)] = strength_pattern.findall(cell)
+            if max_strength:
+                ap["quality"] = 100 * int(strength) // int(max_strength)
+            else:
+                ap["quality"] = int(strength)
+        elif misc.RunRegex(altstrength_pattern,cell):
+            ap['quality'] = misc.RunRegex(altstrength_pattern, cell)
+        else:
+            ap['quality'] = -1
+
+        # Signal Strength (only used if user doesn't want link
+        # quality displayed or it isn't found)
+        if misc.RunRegex(signaldbm_pattern, cell):
+            ap['strength'] = misc.RunRegex(signaldbm_pattern, cell)
+        elif self.wpa_driver != RALINK_DRIVER:  # This is already set for ralink
+            ap['strength'] = -1
+
+        return ap
+
+    def ValidateAuthentication(self, auth_time):
+        """ Validate WPA authentication.
+
+            Validate that the wpa_supplicant authentication
+            process was successful.
+
+            NOTE: It's possible this could return False,
+            though in reality wpa_supplicant just isn't
+            finished yet.
+            
+            Keyword arguments:
+            auth_time -- The time at which authentication began.
+            
+            Returns:
+            True if wpa_supplicant authenticated succesfully,
+            False otherwise.
+
+        """
+        # Right now there's no way to do this for these drivers
+        if self.wpa_driver == RALINK_DRIVER or not self.WPA_CLI_FOUND:
+            return True
+
+        MAX_TIME = 15
+        MAX_DISCONNECTED_TIME = 3
+        while (time.time() - auth_time) < MAX_TIME:
+            cmd = 'wpa_cli -i ' + self.iface + ' status'
+            output = misc.Run(cmd)
+            result = misc.RunRegex(auth_pattern, output)
+            if self.verbose:
+                print 'WPA_CLI RESULT IS', result
+
+            if not result:
+                return False
+            if result == "COMPLETED":
+                return True
+            elif result == "DISCONNECTED" and \
+                 (time.time() - auth_time) > MAX_DISCONNECTED_TIME:
+                # Force a rescan to get wpa_supplicant moving again.
+                self._ForceSupplicantScan()
+                MAX_TIME += 5
+            time.sleep(1)
+
+        print 'wpa_supplicant authentication may have failed.'
+        return False
+        
+
+    def _ForceSupplicantScan(self):
+        """ Force wpa_supplicant to rescan available networks.
+    
+        This function forces wpa_supplicant to rescan.
+        This works around authentication validation sometimes failing for
+        wpa_supplicant because it remains in a DISCONNECTED state for 
+        quite a while, after which a rescan is required, and then
+        attempting to authenticate.  This whole process takes a long
+        time, so we manually speed it up if we see it happening.
+        
+        """
+        print 'wpa_supplicant rescan forced...'
+        cmd = 'wpa_cli -i' + self.iface + ' scan'
+        misc.Run(cmd)
+
+    def GetBSSID(self, iwconfig=None):
+        """ Get the MAC address for the interface. """
+        if not iwconfig:
+            cmd = 'iwconfig ' + self.iface
+            if self.verbose: print cmd
+            output = misc.Run(cmd)
+        else:
+            output = iwconfig
+            
+        bssid = misc.RunRegex(bssid_pattern, output)
+        return bssid
+
+    def GetSignalStrength(self, iwconfig=None):
+        """ Get the signal strength of the current network.
+
+        Returns:
+        The signal strength.
+
+        """
+        if not iwconfig:
+            cmd = 'iwconfig ' + self.iface
+            if self.verbose: print cmd
+            output = misc.Run(cmd)
+        else:
+            output = iwconfig
+
+        [(strength, max_strength)] = strength_pattern.findall(output)
+        if max_strength and strength:
+            return 100 * int(strength) // int(max_strength)
+        
+        if strength is None:
+            strength = misc.RunRegex(altstrength_pattern, output)
+        
+        return strength
+    
+    def GetDBMStrength(self, iwconfig=None):
+        """ Get the dBm signal strength of the current network.
+
+        Returns:
+        The dBm signal strength.
+
+        """
+        if not iwconfig:
+            cmd = 'iwconfig ' + self.iface
+            if self.verbose: print cmd
+            output = misc.Run(cmd)
+        else:
+            output = iwconfig
+        dbm_strength = misc.RunRegex(signaldbm_pattern, output)
+        return dbm_strength
+
+    def GetCurrentNetwork(self, iwconfig=None):
+        """ Get the essid of the current network.
+
+        Returns:
+        The current network essid.
+
+        """
+        if not iwconfig:
+            cmd = 'iwconfig ' + self.iface
+            if self.verbose: print cmd
+            output = misc.Run(cmd)
+        else:
+            output = iwconfig
+        network = misc.RunRegex(re.compile('.*ESSID:"(.*?)"',
+                                           re.I | re.M  | re.S), output)
+        if network:
+            network = misc.to_unicode(network)
+        return network

wicd/backends/be-ioctl.py

@@ -0,0 +1,538 @@
+#!/usr/bin/env python
+
+""" ioctl Network interface control tools for wicd.
+
+This module implements functions to control and obtain information from
+network interfaces.  It utilizes ioctl calls and python modules to
+obtain this information whenever possible.
+
+def SetDNS() -- Set the DNS servers of the system.
+def GetWirelessInterfaces() -- Get the wireless interfaces available.
+class Interface() -- Control a network interface.
+class WiredInterface() -- Control a wired network interface.
+class WirelessInterface() -- Control a wireless network interface.
+
+"""
+
+#
+#   Copyright (C) 2007 Adam Blackburn
+#   Copyright (C) 2007 Dan O'Reilly
+#   Copyright (C) 2007 Byron Hillis
+#
+#   This program is free software; you can redistribute it and/or modify
+#   it under the terms of the GNU General Public License Version 2 as
+#   published by the Free Software Foundation.
+#
+#   This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+
+import wicd.misc as misc
+import wicd.wnettools as wnettools
+import wicd.wpath as wpath
+
+import iwscan
+import wpactrl
+
+import re
+import os
+import time
+import socket
+import fcntl
+import struct
+import array
+
+
+NAME = "ioctl"
+DESCRIPTION = """IOCTL (fast) backend
+
+This backend uses IOCTL calls and python libraries to query
+network information whenever possible.  This makes it fast,
+but it may not work properly on all systems.
+
+Dependencies:
+python-wpactrl (http://projects.otaku42.de/wiki/PythonWpaCtrl)
+python-iwscan (http://projects.otaku42.de/browser/python-iwscan/)"""
+
+strength_pattern = re.compile('.*Quality:?=? ?(\d+)\s*/?\s*(\d*)', 
+                              re.I | re.M  | re.S)
+altstrength_pattern = re.compile('.*Signal level:?=? ?(\d\d*)',
+                                 re.I | re.M | re.S)
+signaldbm_pattern = re.compile('.*Signal level:?=? ?(-\d\d*)',
+                               re.I | re.M | re.S)
+wep_pattern = re.compile('.*Encryption key:(.*?)\n', re.I | re.M  | re.S)
+
+RALINK_DRIVER = 'ralink legacy'
+
+# Got these from /usr/include/linux/wireless.h
+SIOCGIWESSID = 0x8B1B
+SIOCGIWRANGE = 0x8B0B
+SIOCGIWAP = 0x8B15
+SIOCGIWSTATS = 0x8B0F
+
+# Got these from /usr/include/sockios.h
+SIOCGIFADDR = 0x8915
+SIOCGIFHWADDR = 0x8927
+SIOCGMIIPHY = 0x8947
+SIOCETHTOOL = 0x8946
+SIOCGIFFLAGS = 0x8913
+
+def SetDNS(dns1=None, dns2=None, dns3=None):
+    return wnettools.SetDNS(dns1, dns2, dns3)
+
+def GetDefaultGateway():
+    return wnettools.GetDefaultGateway()
+
+def StopDHCP():
+    return wnettools.StopDHCP()
+
+def GetWirelessInterfaces():
+    return wnettools.GetWirelessInterfaces()
+
+def GetWiredInterfaces():
+    return wnettools.GetWiredInterfaces()
+
+def get_iw_ioctl_result(iface, call):
+    """ Makes the given ioctl call and returns the results.
+    
+    Keyword arguments:
+    call -- The ioctl call to make
+    
+    Returns:
+    The results of the ioctl call.
+    
+    """
+    s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
+    buff = array.array('c', '\0' * 32)
+    addr, length = buff.buffer_info()
+    arg = struct.pack('Pi', addr, length)
+    data = (iface + '\0' * 16)[:16] + arg
+    try:
+        result = fcntl.ioctl(s.fileno(), call, data)
+    except IOError:
+        return None
+    except OSError:
+        return None
+    return buff.tostring()
+
+def NeedsExternalCalls():
+    return False
+
+
+class Interface(wnettools.BaseInterface):
+    """ Control a network interface. """
+    def __init__(self, iface, verbose=False):
+        """ Initialise the object.
+
+        Keyword arguments:
+        iface -- the name of the interface
+        verbose -- whether to print every command run
+
+        """
+        wnettools.BaseInterface.__init__(self, iface, verbose)
+        self.sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
+        self.Check()
+            
+    def CheckWirelessTools(self):
+        """ Check for the existence needed wireless tools """
+        # We don't need any external apps so just return
+        pass
+
+    def GetIP(self, ifconfig=""):
+        """ Get the IP address of the interface.
+
+        Returns:
+        The IP address of the interface in dotted quad form.
+
+        """
+        ifstruct = struct.pack('256s', self.iface)
+        try:
+            raw_ip = fcntl.ioctl(self.sock.fileno(), SIOCGIFADDR, ifstruct)
+        except IOError:
+            return None
+        except OSError:
+            return None
+        
+        return socket.inet_ntoa(raw_ip[20:24])
+    
+    def IsUp(self):
+        """ Determines if the interface is up.
+        
+        Returns:
+        True if the interface is up, False otherwise.
+        
+        """
+        if not self.iface: return False
+        data = (self.iface + '\0' * 16)[:18]
+        try:
+            result = fcntl.ioctl(self.sock.fileno(), SIOCGIFFLAGS, data)
+        except IOError, e:
+            if self.verbose:
+                print "SIOCGIFFLAGS failed: " + str(e)
+            return False
+            
+        flags, = struct.unpack('H', result[16:18])
+        return bool(flags & 1)
+
+
+class WiredInterface(Interface, wnettools.BaseWiredInterface):
+    """ Control a wired network interface. """
+    def __init__(self, iface, verbose=False):
+        """ Initialise the wired network interface class.
+
+        Keyword arguments:
+        iface -- name of the interface
+        verbose -- print all commands
+
+        """
+        wnettools.BaseWiredInterface.__init__(self, iface, verbose)
+        Interface.__init__(self, iface, verbose)
+
+    def GetPluggedIn(self):
+        """ Get the current physical connection state.
+        
+        The method will first attempt to use ethtool do determine
+        physical connection state.  Should ethtool fail to run properly,
+        mii-tool will be used instead.
+        
+        Returns:
+        True if a link is detected, False otherwise.
+        
+        """
+        if not self.iface: return False
+        if self.ETHTOOL_FOUND and self.link_detect != misc.MIITOOL:
+            return self._eth_get_plugged_in()
+        elif self.MIITOOL_FOUND:
+            return self._mii_get_plugged_in()
+        else:
+            print 'Error: No way of checking for a wired connection. Make \
+                   sure that either mii-tool or ethtool is installed.'
+            return False
+
+    def _eth_get_plugged_in(self):
+        """ Use ethtool to determine the physical connection state.
+        
+        Returns:
+        True if a link is detected, False otherwise.
+        
+        """
+        if not self.IsUp():
+            self.Up()
+            time.sleep(5)
+        buff = array.array('i', [0x0000000a, 0x00000000])
+        addr, length = buff.buffer_info()
+        arg = struct.pack('Pi', addr, length)
+        data = (self.iface + '\0' * 16)[:16] + arg
+        try:
+            fcntl.ioctl(self.sock.fileno(), SIOCETHTOOL, data)
+        except IOError, e:
+            if self.verbose:
+                print 'SIOCETHTOOL failed: ' + str(e)
+            return False
+        return bool(buff.tolist()[1])
+    
+    def _mii_get_plugged_in(self):
+        """ Use mii-tool to determine the physical connection state. 
+                
+        Returns:
+        True if a link is detected, False otherwise.
+        
+        """
+        if not self.IsUp():
+            self.Up()
+            time.sleep(2.5)
+        buff = struct.pack('16shhhh', (self.iface + '\0' * 16)[:16], 0, 1,
+                                       0x0004, 0)
+        try:
+            result = fcntl.ioctl(self.sock.fileno(), SIOCGMIIPHY, buff)
+        except IOError, e:
+            if self.verbose:
+                print 'SIOCGMIIPHY failed: ' + str(e)
+            return False
+        reg = struct.unpack('16shhhh', result)[-1]
+        return bool(reg & 0x0004)
+
+
+class WirelessInterface(Interface, wnettools.BaseWirelessInterface):
+    """ Control a wireless network interface. """
+    def __init__(self, iface, verbose=False, wpa_driver='wext'):
+        """ Initialise the wireless network interface class.
+
+        Keyword arguments:
+        iface -- name of the interface
+        verbose -- print all commands
+
+        """
+        wnettools.BaseWirelessInterface.__init__(self, iface, verbose,
+                                                 wpa_driver)
+        Interface.__init__(self, iface, verbose)
+        self.scan_iface = None
+        
+    def GetNetworks(self):
+        """ Get a list of available wireless networks.
+
+        Returns:
+        A list containing available wireless networks.
+
+        """
+        if not self.scan_iface:
+            self.scan_iface = iwscan.WirelessInterface(self.iface)
+        results = self.scan_iface.Scan()
+        return [self._parse_ap(cell) for cell in results]
+    
+    def _parse_ap(self, cell):
+        """ Parse a single cell from the python-iwscan list. """
+        ap = {}
+        try:
+            ap['essid'] = misc.to_unicode(cell['essid'])
+        except UnicodeError:
+            print 'Unicode problem with the current network essid, ignoring!!'
+            return None
+        
+        if ap['essid'] in [ "", '<hidden>']:
+            ap['essid'] = 'Hidden'
+            ap['hidden'] = True
+        else:
+            ap['hidden'] = False
+            
+        ap["channel"] = True and cell["channel"] or \
+                        self._FreqToChannel(cell["frequency"])
+        
+        ap["bssid"] = cell["bssid"]
+        ap["mode"] = cell["mode"]
+        
+        if cell["enc"]:
+            ap["encryption"] = True
+            if cell["ie"]:
+                if "WPA2" in cell['ie']['type'].upper():
+                    ap['encryption_method'] = 'WPA2'
+                elif "WPA" in cell['ie']['type'].upper():
+                    ap['encryption_method'] = 'WPA'
+            else:
+                ap['encryption_method'] = 'WEP'
+        else:
+            ap["encryption"] = False
+            
+        # Link Quality
+        ap['qual_found'] = True
+        try:
+            [(strength, max_strength)] = strength_pattern.findall(cell["stats"])
+            if max_strength:
+                ap["quality"] = 100 * int(strength) // int(max_strength)
+            else:
+                ap["quality"] = int(strength)
+        except ValueError:
+            ap['quality'] = misc.RunRegex(altstrength_pattern,cell["stats"])
+            if not ap['quality']:
+                ap['qual_found'] = False
+                ap['quality'] = -1
+
+        # Signal Strength (only used if user doesn't want link
+        # quality displayed or it isn't found)
+        if misc.RunRegex(signaldbm_pattern, cell["stats"]):
+            ap['strength'] = misc.RunRegex(signaldbm_pattern, cell["stats"])
+        elif self.wpa_driver != RALINK_DRIVER:  # This is already set for ralink
+            ap['strength'] = -1  
+            
+        return ap
+            
+    def ValidateAuthentication(self, auth_time):
+        """ Validate WPA authentication.
+
+            Validate that the wpa_supplicant authentication
+            process was successful.
+
+            NOTE: It's possible this could return False,
+            though in reality wpa_supplicant just isn't
+            finished yet.
+            
+            Keyword arguments:
+            auth_time -- The time at which authentication began.
+            
+            Returns:
+            True if wpa_supplicant authenticated succesfully,
+            False otherwise.
+
+        """
+        def error():
+            print "Unable to find ctrl_interface for wpa_supplicant.  " + \
+                  "Could not validate authentication."
+        
+        # Right now there's no way to do this for ralink drivers
+        if self.wpa_driver == RALINK_DRIVER:
+            return True
+            
+        ctrl_iface = '/var/run/wpa_supplicant'
+        try:
+            socket = [os.path.join(ctrl_iface, s) \
+                      for s in os.listdir(ctrl_iface) if s == self.iface][0]
+        except OSError:
+            error()
+            return True
+            
+        wpa = wpactrl.WPACtrl(socket)
+        
+        MAX_TIME = 15
+        MAX_DISCONNECTED_TIME = 3
+        while (time.time() - auth_time) < MAX_TIME:
+            status = wpa.request("STATUS").split("\n")
+            if self.verbose:
+                print 'wpa_supplicant ctrl_interface status query is %s' % str(status)
+                
+            try:
+                [result] = [l for l in status if l.startswith("wpa_state=")]
+            except ValueError:
+                return False
+            
+            result = result
+            if result.endswith("COMPLETED"):
+                return True
+            elif result.endswith("DISCONNECTED") and \
+                 (time.time() - auth_time) > MAX_DISCONNECTED_TIME:
+                # Force a rescan to get wpa_supplicant moving again.
+                wpa.request("SCAN")
+                MAX_TIME += 5
+            time.sleep(1)
+
+        print 'wpa_supplicant authentication may have failed.'
+        return False
+
+    def _AuthenticateRalinkLegacy(self, network):
+        """ Authenticate with the specified wireless network.
+
+        This function handles Ralink legacy cards that cannot use
+        wpa_supplicant.
+
+        Keyword arguments:
+        network -- dictionary containing network info
+
+        """
+        if network.get('key') != None:
+            lines = self._GetRalinkInfo()
+            for x in lines:
+                info = x.split()
+                if len(info) < 5:
+                    break
+                if info[2] == network.get('essid'):
+                    if info[5] == 'WEP' or (info[5] == 'OPEN' and \
+                                            info[4] == 'WEP'):
+                        print 'Setting up WEP'
+                        cmd = ''.join(['iwconfig ', self.iface, ' key ',
+                                      network.get('key')])
+                        if self.verbose: print cmd
+                        misc.Run(cmd)
+                    else:
+                        if info[5] == 'SHARED' and info[4] == 'WEP':
+                            print 'Setting up WEP'
+                            auth_mode = 'SHARED'
+                            key_name = 'Key1'
+                        elif info[5] == 'WPA-PSK':
+                            print 'Setting up WPA-PSK'
+                            auth_mode = 'WPAPSK'
+                            key_name = 'WPAPSK'
+                        elif info[5] == 'WPA2-PSK':
+                            print 'Setting up WPA2-PSK'
+                            auth_mode = 'WPA2PSK'
+                            key_name = 'WPAPSK'
+                        else:
+                            print 'Unknown AuthMode, can\'t complete ' + \
+                            'connection process!'
+                            return
+
+                        cmd_list = []
+                        cmd_list.append('NetworkType=' + info[6])
+                        cmd_list.append('AuthMode=' + auth_mode)
+                        cmd_list.append('EncrypType=' + info[4])
+                        cmd_list.append('SSID=' + info[2])
+                        cmd_list.append(key_name + '=' + network.get('key'))
+                        if info[5] == 'SHARED' and info[4] == 'WEP':
+                            cmd_list.append('DefaultKeyID=1')
+                        cmd_list.append('SSID=' + info[2])
+
+                        for cmd in cmd_list:
+                            cmd = 'iwpriv ' + self.iface + ' '
+                            if self.verbose: print cmd
+                            misc.Run(cmd)
+
+    def GetBSSID(self):
+        """ Get the MAC address for the interface. """
+        if not self.iface: return ""
+        data = (self.iface + '\0' * 32)[:32]
+        try:
+            result = fcntl.ioctl(self.sock.fileno(), SIOCGIWAP, data)[16:]
+        except IOError, e:
+            if self.verbose:
+                print "SIOCGIWAP failed: " + str(e)
+            return ""
+        raw_addr = struct.unpack("xxBBBBBB", result[:8])
+        return "%02X:%02X:%02X:%02X:%02X:%02X" % raw_addr
+
+    def GetSignalStrength(self, iwconfig=None):
+        """ Get the signal strength of the current network.
+
+        Returns:
+        The signal strength.
+
+        """
+        if not self.iface: return -1
+        buff = get_iw_ioctl_result(self.iface, SIOCGIWSTATS)
+        strength = ord(buff[2])
+        max_strength = self._get_max_strength()
+        if strength and max_strength:
+            return 100 * int(strength) // int(max_strength)
+        
+        return strength
+    
+    def _get_max_strength(self):
+        """ Gets the maximum possible strength from the wireless driver. """
+        buff = array.array('c', '\0' * 700)
+        addr, length = buff.buffer_info()
+        arg = struct.pack('Pi', addr, length)
+        iwfreq = (self.iface + '\0' * 16)[:16] + arg
+        try:
+            result = fcntl.ioctl(self.sock.fileno(), SIOCGIWRANGE, iwfreq)
+        except IOError, e:
+            if self.verbose:
+                print "SIOCGIWRANGE failed: " + str(e)
+            return None
+        # This defines the iwfreq struct, used to get signal strength.
+        fmt = "iiihb6ii4B4Bi32i2i2i2i2i3h8h2b2bhi8i2b3h2i2ihB17x" + 32 * "ihbb"
+        size = struct.calcsize(fmt)
+        data = buff.tostring()
+        data = data[0:size]
+        values = struct.unpack(fmt, data)
+        return values[12]
+    
+    def GetDBMStrength(self, iwconfig=None):
+        """ Get the dBm signal strength of the current network.
+
+        Returns:
+        The dBm signal strength.
+
+        """
+        if not self.iface: return -100
+        buff = misc.get_irwange_ioctl_result(self.iface, SIOCGIWSTATS)
+        if not buff:
+            return None
+
+        return str((ord(buff[3]) - 256))
+
+    def GetCurrentNetwork(self, iwconfig=None):
+        """ Get the essid of the current network.
+
+        Returns:
+        The current network essid.
+
+        """
+        if not self.iface: return ""
+        buff = get_iw_ioctl_result(self.iface, SIOCGIWESSID)
+        if not buff:
+            return None
+
+        return buff.strip('\x00')
+

wicd/configmanager.py

@@ -0,0 +1,102 @@
+#!/usr/bin/env python
+
+""" Wicd Configuration Manager
+
+Wrapper around ConfigParser for wicd, though it should be
+reusable for other purposes as well.
+
+"""
+
+#
+#   Copyright (C) 2007 Adam Blackburn
+#   Copyright (C) 2007 Dan O'Reilly
+#
+#   This program is free software; you can redistribute it and/or modify
+#   it under the terms of the GNU General Public License Version 2 as
+#   published by the Free Software Foundation.
+#
+#   This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+
+from ConfigParser import ConfigParser
+
+from wicd.misc import stringToNone
+
+
+class ConfigManager(ConfigParser):
+    """ A class that can be used to manage a given configuration file. """
+    def __init__(self, path):
+        ConfigParser.__init__(self)
+        self.config_file = path
+        self.read(path)
+        
+    def __repr__(self):
+        return self.config_file
+    
+    def __str__(self):
+        return self.config_file
+    
+    def get_config(self):
+        return self.config_file
+        
+    def set_option(self, section, option, value, save=False):
+        """ Wrapper around ConfigParser.set
+
+        Adds the option to write the config file change right away.
+        
+        """
+        if not self.has_section(section):
+            self.add_section(section)
+            
+        ConfigParser.set(self, section, str(option), str(value))
+        if save:
+            self.write()
+
+    def set(self, *args, **kargs):
+        self.set_option(*args, **kargs)
+        
+    def get_option(self, section, option, default=None):
+        """ Wrapper around ConfigParser.get. 
+        
+        Automatically adds any missing sections, adds the ability
+        to write a default value, and if one is provided prints if
+        the default or a previously saved value is returned.
+        
+        """
+        if not self.has_section(section):
+            self.add_section(section)
+    
+        if self.has_option(section, option):
+            ret = ConfigParser.get(self, section, option)
+            if default:
+                print ''.join(['found ', option, ' in configuration ', ret])
+        else:
+            print ''.join(['did not find ', option,
+                           ' in configuration, setting default ', str(default)])
+            self.set(section, option, str(default), save=True)
+            ret = default
+            
+        # Try to intelligently handle the type of the return value.
+        try:
+            ret = int(ret)
+        except ValueError, TypeError:
+            ret = stringToNone(ret)
+        return ret
+    
+    def get(self, *args, **kargs):
+        return self.get_option(*args, **kargs)
+    
+    def write(self):
+        configfile = open(self.config_file, 'w')
+        ConfigParser.write(self, configfile)
+        configfile.close()
+        
+    def remove_section(self,section):
+        if self.has_section(section):
+            ConfigParser.remove_section(self, section)

wicd/configscript.py

@@ -58,7 +58,6 @@ except Exception:
 
 wireless = dbus.Interface(proxy_obj, 'org.wicd.daemon.wireless')
 wired = dbus.Interface(proxy_obj, 'org.wicd.daemon.wired')
-config = dbus.Interface(proxy_obj, 'org.wicd.daemon.config')
 
 wireless_conf = wpath.etc + 'wireless-settings.conf'
 wired_conf = wpath.etc + 'wired-settings.conf'
@@ -132,8 +131,8 @@ def write_scripts(network, network_type, script_info):
         con.set(network, "afterscript", script_info["post_entry"])
         con.set(network, "disconnectscript", script_info["disconnect_entry"])
         con.write(open(wired_conf, "w"))
-        config.ReadWiredNetworkProfile(network)
-        config.SaveWiredNetworkProfile(network)
+        wired.ReadWiredNetworkProfile(network)
+        wired.SaveWiredNetworkProfile(network)
     else:
         bssid = wireless.GetWirelessProperty(int(network), "bssid")
         con.read(wireless_conf)
@@ -143,8 +142,8 @@ def write_scripts(network, network_type, script_info):
         con.set(bssid, "afterscript", script_info["post_entry"])
         con.set(bssid, "disconnectscript", script_info["disconnect_entry"])
         con.write(open(wireless_conf, "w"))
-        config.ReadWirelessNetworkProfile(int(network))
-        config.SaveWirelessNetworkProfile(int(network))
+        wireless.ReadWirelessNetworkProfile(int(network))
+        wireless.SaveWirelessNetworkProfile(int(network))
 
 def main (argv):
     """ Runs the script configuration dialog. """
@@ -157,7 +156,7 @@ def main (argv):
     
     script_info = get_script_info(network, network_type)
     
-    gladefile = wpath.etc + "wicd.glade"
+    gladefile = wpath.share + "wicd.glade"
     wTree = gtk.glade.XML(gladefile)
     dialog = wTree.get_widget("configure_script_dialog")
     wTree.get_widget("pre_label").set_label(language['before_script'] + ":")

wicd/gui.py

@@ -34,9 +34,9 @@ import gtk.glade
 from dbus import DBusException
 from dbus import version as dbus_version
 
-import wicd.misc
-import wicd.wpath
-from wicd.misc import noneToString, noneToBlankString, stringToBoolean, checkboxTextboxToggle
+from wicd import misc
+from wicd import wpath
+from wicd.misc import noneToString
 from wicd.netentry import WiredNetworkEntry, WirelessNetworkEntry
 from wicd.prefs import PreferencesDialog
 from wicd.dbusmanager import DBusManager
@@ -56,12 +56,11 @@ else:
     from dbus.mainloop.glib import DBusGMainLoop
     DBusGMainLoop(set_as_default=True)
 
-proxy_obj, daemon, wireless, wired, bus, config = [None for x in
-                                                           range(0, 6)]
+proxy_obj, daemon, wireless, wired, bus = [None for x in range(0, 5)]
 language = misc.get_language_list_gui()
 
 def setup_dbus(dbus_man=None):
-    global bus, daemon, wireless, wired, config, dbus_manager
+    global bus, daemon, wireless, wired, dbus_manager
     if dbus_man:
         dbus_manager = dbus_man
     else:
@@ -83,7 +82,6 @@ def setup_dbus(dbus_man=None):
     daemon = dbus_ifaces['daemon']
     wireless = dbus_ifaces['wireless']
     wired = dbus_ifaces['wired']
-    config = dbus_ifaces['config']
     return True
     
     
@@ -95,6 +93,14 @@ def error(parent, message):
     dialog.run()
     dialog.destroy()
     
+def alert(parent, message): 
+    """ Shows an error dialog """
+    dialog = gtk.MessageDialog(parent, gtk.DIALOG_MODAL, gtk.MESSAGE_WARNING,
+                               gtk.BUTTONS_OK)
+    dialog.set_markup(message)
+    dialog.run()
+    dialog.destroy()
+
 ########################################
 ##### GTK EXTENSION CLASSES
 ########################################
@@ -202,7 +208,7 @@ class WiredProfileChooser:
         response = dialog.run()
         if response == 1:
             print 'reading profile ', wired_profiles.get_active_text()
-            config.ReadWiredNetworkProfile(wired_profiles.get_active_text())
+            wired.ReadWiredNetworkProfile(wired_profiles.get_active_text())
             wired.ConnectWired()
         else:
             if stoppopcheckbox.get_active():
@@ -217,10 +223,10 @@ class appGui(object):
         if not standalone:
             setup_dbus(dbus_man)
 
-        gladefile = "data/wicd.glade"
+        gladefile = wpath.share + "wicd.glade"
         self.wTree = gtk.glade.XML(gladefile)
 
-        dic = { "refresh_clicked" : self.refresh_networks, 
+        dic = { "refresh_clicked" : self.refresh_clicked, 
                 "quit_clicked" : self.exit, 
                 "disconnect_clicked" : self.disconnect_all,
                 "main_exit" : self.exit, 
@@ -258,7 +264,6 @@ class appGui(object):
         self.standalone = standalone
         self.wpadrivercombo = None
         self.connecting = False
-        self.fast = True  # Use ioctl instead of external program calls
         self.prev_state = None
         self.refresh_networks(fresh=False)
         
@@ -274,7 +279,7 @@ class appGui(object):
         else:
             self.wTree.get_widget("iface_menu_enable_wired").hide()
 
-        size = config.ReadWindowSize("main")
+        size = daemon.ReadWindowSize("main")
         width = size[0]
         height = size[1]
         if width > -1 and height > -1:
@@ -449,7 +454,7 @@ class appGui(object):
         if not self.is_visible:
             return True
 
-        fast = self.fast
+        fast = not daemon.NeedsExternalCalls()
         wired_connecting = wired.CheckIfWiredConnecting()
         wireless_connecting = wireless.CheckIfWirelessConnecting()
         self.connecting = wired_connecting or wireless_connecting
@@ -467,7 +472,7 @@ class appGui(object):
                     iwconfig = wireless.GetIwconfig()
                 else:
                     iwconfig = ''
-                self.set_status(wireless.GetCurrentNetwork(iwconfig, fast) + ': ' +
+                self.set_status(wireless.GetCurrentNetwork(iwconfig) + ': ' +
                        language[str(wireless.CheckWirelessConnectingMessage())])
             if wired_connecting:
                 self.set_status(language['wired_network'] + ': ' + 
@@ -484,14 +489,13 @@ class appGui(object):
                 self.status_bar.remove(1, self.statusID)
 
             # Determine connection status.
-            if self.check_for_wired(wired.GetWiredIP(fast)):
+            if self.check_for_wired(wired.GetWiredIP("")):
                 return True
             if not fast:
                 iwconfig = wireless.GetIwconfig()
             else:
                 iwconfig = ''
-            if self.check_for_wireless(iwconfig,
-                                       wireless.GetWirelessIP(fast)):
+            if self.check_for_wireless(iwconfig, wireless.GetWirelessIP("")):
                 return True
             self.set_status(language['not_connected'])
             return True
@@ -510,9 +514,10 @@ class appGui(object):
     
     def check_for_wired(self, wired_ip):
         """ Determine if wired is active, and if yes, set the status. """
-        if wired_ip and wired.CheckPluggedIn(self.fast):
-            self.set_status(language['connected_to_wired'].replace('$A',
-                                                                   wired_ip))
+        if wired_ip and wired.CheckPluggedIn():
+            self.set_status(
+                language['connected_to_wired'].replace('$A',wired_ip)
+            )
             return True
         else:
             return False
@@ -522,15 +527,15 @@ class appGui(object):
         if not wireless_ip:
             return False
         
-        network = wireless.GetCurrentNetwork(iwconfig, self.fast)
+        network = wireless.GetCurrentNetwork(iwconfig)
         if not network:
             return False
     
         network = str(network)
         if daemon.GetSignalDisplayType() == 0:
-            strength = wireless.GetCurrentSignalStrength(iwconfig, self.fast)
+            strength = wireless.GetCurrentSignalStrength(iwconfig)
         else:
-            strength = wireless.GetCurrentDBMStrength(iwconfig, self.fast)
+            strength = wireless.GetCurrentDBMStrength(iwconfig)
 
         if strength is None:
             return False
@@ -549,16 +554,20 @@ class appGui(object):
     def dbus_scan_finished(self):
         """ Calls for a non-fresh update of the gui window.
         
-        This method is called after the daemon runs an automatic
-        rescan.
+        This method is called after a wireless scan is completed.
         
         """
         if not self.connecting:
             self.refresh_networks(fresh=False)
             
     def dbus_scan_started(self):
+        """ Called when a wireless scan starts. """
         self.network_list.set_sensitive(False)
         
+    def refresh_clicked(self, widget=None):
+        def dummy(x=None):pass
+        wireless.Scan(reply_handler=dummy, error_handler=dummy)
+
     def refresh_networks(self, widget=None, fresh=True, hidden=None):
         """ Refreshes the network list.
         
@@ -579,7 +588,7 @@ class appGui(object):
             z.destroy()
             del z
 
-        if wired.CheckPluggedIn(self.fast) or wired.GetAlwaysShowWiredInterface():
+        if wired.CheckPluggedIn() or daemon.GetAlwaysShowWiredInterface():
             printLine = True  # In this case we print a separator.
             wirednet = WiredNetworkEntry(dbus_manager.get_dbus_ifaces())
             self.network_list.pack_start(wirednet, False, False)
@@ -691,7 +700,7 @@ class appGui(object):
             entry.set_net_prop("dns1", '')
             entry.set_net_prop("dns2", '')
             entry.set_net_prop("dns3", '')
-        config.SaveWiredNetworkProfile(entry.prof_name)
+        wired.SaveWiredNetworkProfile(entry.prof_name)
         return True
             
     def save_wireless_settings(self, networkid, entry, netent):
@@ -758,9 +767,9 @@ class appGui(object):
             entry.set_net_prop('use_settings_globally', True)
         else:
             entry.set_net_prop('use_settings_globally', False)
-            config.RemoveGlobalEssidEntry(networkid)
+            wireless.RemoveGlobalEssidEntry(networkid)
             
-        config.SaveWirelessNetworkProfile(networkid)
+        wireless.SaveWirelessNetworkProfile(networkid)
         return True
 
     def edit_advanced(self, widget, event, ttype, networkid, networkentry):
@@ -864,7 +873,7 @@ class appGui(object):
         """
         self.window.hide()
         [width, height] = self.window.get_size()
-        config.WriteWindowSize(width, height, "main")
+        daemon.WriteWindowSize(width, height, "main")
 
         if self.standalone:
             self.window.destroy()
@@ -895,9 +904,9 @@ if __name__ == '__main__':
     setup_dbus()
     app = appGui(standalone=True)
     bus.add_signal_receiver(app.dbus_scan_finished, 'SendEndScanSignal',
-                            'org.wicd.daemon')
+                            'org.wicd.daemon.wireless')
     bus.add_signal_receiver(app.dbus_scan_started, 'SendStartScanSignal',
-                            'org.wicd.daemon')
+                            'org.wicd.daemon.wireless')
     bus.add_signal_receiver(app.update_connect_buttons, 'StatusChanged',
                             'org.wicd.daemon')
     gtk.main()

wicd/logfile.py

@@ -23,6 +23,8 @@ import sys
 import os
 import time
 
+import wicd.wpath as wpath
+
 class SizeError(IOError):
     pass
 
@@ -89,6 +91,8 @@ class ManagedLog(object):
 
     """
     def __init__(self, name, maxsize=360000, maxsave=3):
+        if not os.path.exists(os.path.dirname(name)):
+            os.makedirs(os.path.dirname(name))
         self._lf = LogFile(name, "a", maxsize)
         self.maxsave = maxsave
 

wicd/misc.py

@@ -21,12 +21,12 @@ import os
 import locale
 import gettext
 import sys
-from subprocess import Popen, STDOUT, PIPE
-from copy import copy
+from subprocess import Popen, STDOUT, PIPE, call
 import subprocess
 import commands
 
-import wicd.wpath as wpath
+# wicd imports
+import wpath
 
 if __name__ == '__main__':
     wpath.chdir(__file__)
@@ -77,7 +77,7 @@ def Run(cmd, include_stderr=False, return_pipe=False):
         err = None
         fds = False
     
-    tmpenv = copy(os.environ)
+    tmpenv = os.environ.copy()
     tmpenv["LC_ALL"] = "C"
     tmpenv["LANG"] = "C"
     f = Popen(cmd, shell=True, stdout=PIPE, stderr=err, close_fds=fds,
@@ -89,11 +89,15 @@ def Run(cmd, include_stderr=False, return_pipe=False):
         return f.communicate()[0]
     
 def LaunchAndWait(cmd):
-    """ Launches the given program with the given arguments, then blocks. """
-    subprocess.call(cmd)
+    """ Launches the given program with the given arguments, then blocks.
+
+    cmd : A list contained the program name and its arguments.
+    
+    """
+    call(cmd)
 
 def IsValidIP(ip):
-    """ Make sure an entered IP is valid """
+    """ Make sure an entered IP is valid. """
     if ip != None:
         if ip.count('.') == 3:
             ipNumbers = ip.split('.')
@@ -167,7 +171,7 @@ def ParseEncryption(network):
     and creating a config file for it
 
     """
-    enctemplate = open("encryption/templates/" + network["enctype"])
+    enctemplate = open(wpath.encryption + network["enctype"])
     template = enctemplate.readlines()
     # Set these to nothing so that we can hold them outside the loop
     z = "ap_scan=1\n"
@@ -206,7 +210,7 @@ def LoadEncryptionMethods():
     
     encryptionTypes = []
     try:
-        enctypes = open("encryption/templates/active","r").readlines()
+        enctypes = open(wpath.encryption + "active","r").readlines()
     except IOError, e:
         print "Fatal Error: template index file is missing."
         raise IOError(e)
@@ -215,7 +219,7 @@ def LoadEncryptionMethods():
     for x in enctypes:
         x = x.strip()
         try:
-            f = open("encryption/templates/" + x, "r")
+            f = open(wpath.encryption + x, "r")
         except IOError:
             print 'Failed to load encryption type ' + str(x)
             continue
@@ -424,6 +428,8 @@ def get_language_list_gui():
     language["dhcp_client"] = _("DHCP Client")
     language["wired_detect"] = _("Wired Link Detection")
     language["route_flush"] = _("Route Table Flushing")
+    language["backend"] = _("Backend")
+    language["backend_alert"] = _("Changes to your backend won't occur until the daemon is restarted.")
     
     language['0'] = _('0')
     language['1'] = _('1')
@@ -467,7 +473,7 @@ def get_language_list_tray():
     language['connecting'] = _('Connecting')
     language['wired'] = _('Wired Network')
     language['scanning'] = _('Scanning')
-    
+    language['no_wireless_networks_found'] = _('No wireless networks found.')
     return language
 
 def noneToBlankString(text):

wicd/monitor.py

@@ -41,9 +41,14 @@ misc.RenameProcess("wicd-monitor")
 if __name__ == '__main__':
     wpath.chdir(__file__)
 
-proxy_obj = dbus.SystemBus().get_object('org.wicd.daemon', '/org/wicd/daemon')
+bus = dbus.SystemBus()
+proxy_obj = bus.get_object('org.wicd.daemon', '/org/wicd/daemon')
 daemon = dbus.Interface(proxy_obj, 'org.wicd.daemon')
+
+proxy_obj = bus.get_object('org.wicd.daemon', '/org/wicd/daemon/wired')
 wired = dbus.Interface(proxy_obj, 'org.wicd.daemon.wired')
+
+proxy_obj = bus.get_object('org.wicd.daemon', '/org/wicd/daemon/wireless')
 wireless = dbus.Interface(proxy_obj, 'org.wicd.daemon.wireless')
 
 class ConnectionStatus(object):
@@ -61,9 +66,6 @@ class ConnectionStatus(object):
         self.reconnect_tries = 0
         self.last_reconnect_time = time.time()
         self.signal_changed = False
-        
-        # This determines if we use ioctl or external programs
-        self.fast = True
         self.iwconfig = ""
 
     def check_for_wired_connection(self, wired_ip):
@@ -74,7 +76,7 @@ class ConnectionStatus(object):
 
         """
         
-        if wired_ip and wired.CheckPluggedIn(self.fast):
+        if wired_ip and wired.CheckPluggedIn():
             # Only change the interface if it's not already set for wired
             if not self.still_wired:
                 daemon.SetCurrentInterface(daemon.GetWiredInterface())
@@ -97,25 +99,14 @@ class ConnectionStatus(object):
         if wireless_ip is None:
             return False
 
-        if self.fast:
-            self.iwconfig = ''
-        else:
+        if daemon.NeedsExternalCalls():
             self.iwconfig = wireless.GetIwconfig()
+        else:
+            self.iwconfig = ''
         # Reset this, just in case.
         self.tried_reconnect = False
         
-        # Try getting signal strength, and default to 0 
-        # if something goes wrong.
-        try:
-            if daemon.GetSignalDisplayType() == 0:
-                wifi_signal = int(wireless.GetCurrentSignalStrength(self.iwconfig, 
-                                                                    self.fast))
-            else:
-                wifi_signal = int(wireless.GetCurrentDBMStrength(self.iwconfig,
-                                                                 self.fast))
-        except:
-            wifi_signal = 0
-
+        wifi_signal = self._get_printable_sig_strength()
         if wifi_signal == 0:
             # If we have no signal, increment connection loss counter.
             # If we haven't gotten any signal 4 runs in a row (12 seconds),
@@ -123,6 +114,7 @@ class ConnectionStatus(object):
             self.connection_lost_counter += 1
             print self.connection_lost_counter
             if self.connection_lost_counter >= 4:
+                wireless.DisconnectWireless()
                 self.connection_lost_counter = 0
                 return False
         else:  # If we have a signal, reset the counter
@@ -131,8 +123,7 @@ class ConnectionStatus(object):
         # Only update if the signal strength has changed because doing I/O
         # calls is expensive, and the icon flickers.
         if (wifi_signal != self.last_strength or
-            self.network != wireless.GetCurrentNetwork(self.iwconfig,
-                                                       self.fast)):
+            self.network != wireless.GetCurrentNetwork(self.iwconfig)):
             self.last_strength = wifi_signal
             self.signal_changed = True
             daemon.SetCurrentInterface(daemon.GetWirelessInterface())    
@@ -159,15 +150,14 @@ class ConnectionStatus(object):
 
             # Determine what our current state is.
             # Check for wired.
-            wired_ip = wired.GetWiredIP(self.fast)
+            wired_ip = wired.GetWiredIP("")
             wired_found = self.check_for_wired_connection(wired_ip)
             if wired_found:
                 self.update_state(misc.WIRED, wired_ip=wired_ip)
                 return True
 
             # Check for wireless
-            wifi_ip = wireless.GetWirelessIP(self.fast)
-            #self.iwconfig = wireless.GetIwconfig()
+            wifi_ip = wireless.GetWirelessIP("")
             self.signal_changed = False
             wireless_found = self.check_for_wireless_connection(wifi_ip)
             if wireless_found:
@@ -194,7 +184,6 @@ class ConnectionStatus(object):
         """ Set the current connection state. """
         # Set our connection state/info.
         iwconfig = self.iwconfig
-        fast = self.fast
         if state == misc.NOT_CONNECTED:
             info = [""]
         elif state == misc.SUSPENDED:
@@ -203,12 +192,12 @@ class ConnectionStatus(object):
             if wired.CheckIfWiredConnecting():
                 info = ["wired"]
             else:
-                info = ["wireless", wireless.GetCurrentNetwork(iwconfig, fast)]
+                info = ["wireless", wireless.GetCurrentNetwork(iwconfig)]
         elif state == misc.WIRELESS:
             self.reconnect_tries = 0
-            info = [wifi_ip, wireless.GetCurrentNetwork(iwconfig, fast),
-                    str(wireless.GetPrintableSignalStrength(iwconfig, fast)),
-                    str(wireless.GetCurrentNetworkID(iwconfig, fast))]
+            info = [wifi_ip, wireless.GetCurrentNetwork(iwconfig),
+                    str(self._get_printable_sig_strength()),
+                    str(wireless.GetCurrentNetworkID(iwconfig))]
         elif state == misc.WIRED:
             self.reconnect_tries = 0
             info = [wired_ip]
@@ -224,6 +213,18 @@ class ConnectionStatus(object):
         self.last_state = state
         return True
     
+    def _get_printable_sig_strength(self):
+        """ Get the correct signal strength format. """
+        try:
+            if daemon.GetSignalDisplayType() == 0:
+                wifi_signal = int(wireless.GetCurrentSignalStrength(self.iwconfig))
+            else:
+                wifi_signal = int(wireless.GetCurrentDBMStrength(self.iwconfig))
+        except TypeError:
+            wifi_signal = 0        
+            
+        return wifi_signal
+
     def auto_reconnect(self, from_wireless=None):
         """ Automatically reconnects to a network if needed.
 
@@ -250,7 +251,7 @@ class ConnectionStatus(object):
             
             # If we just lost a wireless connection, try to connect to that
             # network again.  Otherwise just call Autoconnect.
-            cur_net_id = wireless.GetCurrentNetworkID(self.iwconfig, self.fast)
+            cur_net_id = wireless.GetCurrentNetworkID(self.iwconfig)
             if from_wireless and cur_net_id > -1:
                 print 'Trying to reconnect to last used wireless ' + \
                        'network'
@@ -279,7 +280,6 @@ def err_handle(error):
     """ Just a dummy function needed for asynchronous dbus calls. """
     pass
         
-        
 def main():
     """ Starts the connection monitor. 
     
@@ -289,8 +289,7 @@ def main():
     
     """
     monitor = ConnectionStatus()
-    gobject.timeout_add(2000, monitor.update_connection_status)
-    #gobject.timeout_add(120000, monitor.rescan_networks)
+    gobject.timeout_add(2500, monitor.update_connection_status)
     
     mainloop = gobject.MainLoop()
     mainloop.run()

wicd/netentry.py

@@ -16,15 +16,18 @@
 #
 
 import gtk
+import os
 
-import wicd.misc as misc
-from wicd.misc import noneToString, stringToNone, noneToBlankString, stringToBoolean
-import wicd.wpath as wpath
+import misc
+from misc import noneToString, stringToNone, noneToBlankString, stringToBoolean
+import wpath
 
 language = misc.get_language_list_gui()
 
 # These get set when a NetworkEntry is instantiated.
-daemon, wireless, wired, vpn_session, config = [None for x in range(0, 5)]
+daemon = None
+wired = None
+wireless = None
 
 def error(parent, message): 
     """ Shows an error dialog """
@@ -219,7 +222,7 @@ class AdvancedSettingsDialog(gtk.Dialog):
             self.txt_dns_2.set_sensitive(not self.chkbox_global_dns.get_active())
             self.txt_dns_3.set_sensitive(not self.chkbox_global_dns.get_active())
             
-    def destroy_called(self):
+    def destroy_called(self, *args):
         """ Clean up everything. 
         
         This might look excessive, but it was the only way to prevent
@@ -264,7 +267,7 @@ class WiredSettingsDialog(AdvancedSettingsDialog):
         """ Helper method to fetch and format wired properties. """
         return noneToBlankString(wired.GetWiredProperty(label))
     
-    def destroy_called(self):
+    def destroy_called(self, *args):
         """ Clean up everything. 
         
         This might look excessive, but it was the only way to prevent
@@ -326,7 +329,7 @@ class WirelessSettingsDialog(AdvancedSettingsDialog):
         self.combo_encryption.connect("changed", self.change_encrypt_method)
         self.des = self.connect("destroy", self.destroy_called)
 
-    def destroy_called(self):
+    def destroy_called(self, *args):
         """ Clean up everything. 
         
         This might look excessive, but it was the only way to prevent
@@ -435,11 +438,10 @@ class NetworkEntry(gtk.HBox):
         WirelessNetworkEntry classes.
         
         """
-        global daemon, wired, wireless, config
+        global daemon, wired, wireless
         daemon = dbus_ifaces["daemon"]
         wired = dbus_ifaces["wired"]
         wireless = dbus_ifaces["wireless"]
-        config = dbus_ifaces["config"]
         gtk.HBox.__init__(self, False, 2)
         self.expander = gtk.Expander()
         self.image = gtk.Image()
@@ -541,7 +543,7 @@ class WiredNetworkEntry(NetworkEntry):
                 
         # Build the profile list.
         self.combo_profile_names = gtk.combo_box_entry_new_text()
-        self.profile_list = config.GetWiredProfileList()
+        self.profile_list = wired.GetWiredProfileList()
         if self.profile_list:
             for x in self.profile_list:
                 self.combo_profile_names.append_text(x)
@@ -582,7 +584,7 @@ class WiredNetworkEntry(NetworkEntry):
         
         # Display the default profile if it exists.
         if self.profile_list is not None:
-            prof = config.GetDefaultWiredNetwork()
+            prof = wired.GetDefaultWiredNetwork()
             if prof != None:  # Make sure the default profile gets displayed.
                 i = 0
                 while self.combo_profile_names.get_active_text() != prof:
@@ -624,6 +626,7 @@ class WiredNetworkEntry(NetworkEntry):
     def edit_scripts(self, widget=None, event=None):
         """ Launch the script editting dialog. """
         profile = self.combo_profile_names.get_active_text()
+        if os.getuid() != 0:
             try:
                 sudo_prog = misc.choose_sudo_prog()
                 msg = "You must enter your password to configure scripts"
@@ -631,15 +634,18 @@ class WiredNetworkEntry(NetworkEntry):
                     msg_flag = "-m"
                 else:
                     msg_flag = "--caption"
-            misc.LaunchAndWait([sudo_prog, msg_flag, msg, "./configscript.py",
-                                profile, "wired"])
+                misc.LaunchAndWait([sudo_prog, msg_flag, msg, 
+                                    wpath.lib + "configscript.py", profile,
+                                    "wired"])
             except misc.WicdError:
-            error("Could not find a graphical sudo program." + \
+                error(None, "Could not find a graphical sudo program." + \
                       "  Script editor could not be launched.")
+        else:
+            misc.LaunchAndWait([wpath.lib + "configscript.py", profile, "wired"])
 
     def check_enable(self):
         """ Disable objects if the profile list is empty. """
-        profile_list = config.GetWiredProfileList()
+        profile_list = wired.GetWiredProfileList()
         if profile_list == None:
             self.button_delete.set_sensitive(False)
             self.connect_button.set_sensitive(False)
@@ -659,13 +665,13 @@ class WiredNetworkEntry(NetworkEntry):
         """ Add a profile to the profile list. """
         print "adding profile"
         profile_name = self.combo_profile_names.get_active_text()
-        profile_list = config.GetWiredProfileList()
+        profile_list = wired.GetWiredProfileList()
         if profile_list:
             if profile_name in profile_list:
                 return False
         if profile_name != "":
             self.profile_help.hide()
-            config.CreateWiredNetworkProfile(profile_name)
+            wired.CreateWiredNetworkProfile(profile_name)
             self.combo_profile_names.prepend_text(profile_name)
             self.combo_profile_names.set_active(0)
             self.advanced_dialog.prof_name = profile_name
@@ -679,12 +685,12 @@ class WiredNetworkEntry(NetworkEntry):
         """ Remove a profile from the profile list. """
         print "removing profile"
         profile_name = self.combo_profile_names.get_active_text()
-        config.DeleteWiredNetworkProfile(profile_name)
+        wired.DeleteWiredNetworkProfile(profile_name)
         self.combo_profile_names.remove_text(self.combo_profile_names.
                                                                  get_active())
         self.combo_profile_names.set_active(0)
         self.advanced_dialog.prof_name = self.combo_profile_names.get_active_text()
-        if not config.GetWiredProfileList():
+        if not wired.GetWiredProfileList():
             self.profile_help.show()
             entry = self.combo_profile_names.child
             entry.set_text("")
@@ -700,10 +706,10 @@ class WiredNetworkEntry(NetworkEntry):
         """ Change the default profile. """
         if self.chkbox_default_profile.get_active():
             # Make sure there is only one default profile at a time
-            config.UnsetWiredDefault()
+            wired.UnsetWiredDefault()
         wired.SetWiredProperty("default",
                                self.chkbox_default_profile.get_active())
-        config.SaveWiredNetworkProfile(self.combo_profile_names.get_active_text())
+        wired.SaveWiredNetworkProfile(self.combo_profile_names.get_active_text())
 
     def change_profile(self, widget):
         """ Called when a new profile is chosen from the list. """
@@ -713,7 +719,7 @@ class WiredNetworkEntry(NetworkEntry):
                 return
             
             profile_name = self.combo_profile_names.get_active_text()
-            config.ReadWiredNetworkProfile(profile_name)
+            wired.ReadWiredNetworkProfile(profile_name)
 
             self.advanced_dialog.txt_ip.set_text(self.format_entry("ip"))
             self.advanced_dialog.txt_netmask.set_text(self.format_entry("netmask"))
@@ -906,6 +912,7 @@ class WirelessNetworkEntry(NetworkEntry):
 
     def edit_scripts(self, widget=None, event=None):
         """ Launch the script editting dialog. """
+        if os.getuid() != 0:
             try:
                 sudo_prog = misc.choose_sudo_prog()
                 msg = "You must enter your password to configure scripts"
@@ -913,15 +920,19 @@ class WirelessNetworkEntry(NetworkEntry):
                     msg_flag = "-m"
                 else:
                     msg_flag = "--caption"
-            misc.LaunchAndWait([sudo_prog, msg_flag, msg, "./configscript.py", 
+                misc.LaunchAndWait([sudo_prog, msg_flag, msg,
+                                    wpath.lib + "configscript.py", 
                                     str(self.networkID), "wireless"])
             except IOError:
-            error("Could not find a graphical sudo program." + \
+                error(None, "Could not find a graphical sudo program." + \
                       "  Script editor could no be launched.")
+        else:
+            misc.LaunchAndWait(["./configscript.py", str(self.networkID),
+                               "wireless"])
 
     def update_autoconnect(self, widget=None):
         """ Called when the autoconnect checkbox is toggled. """
         wireless.SetWirelessProperty(self.networkID, "automatic",
                                      noneToString(self.chkbox_autoconnect.
                                                                   get_active()))
-        config.SaveWirelessNetworkProperty(self.networkID, "automatic")
+        wireless.SaveWirelessNetworkProperty(self.networkID, "automatic")

wicd/networking.py

@@ -42,17 +42,32 @@ class WiredConnectThread() -- Connection thread for wired
 #
 
 import re
+import time
 import threading
 import thread
-import time
 
-import wicd.misc as misc
-import wicd.wnettools as wnettools
-import wicd.wpath as wpath
+# wicd imports 
+import misc
+import wpath
+from backend import BackendManager
 
 if __name__ == '__main__':
     wpath.chdir(__file__)
 
+BACKEND = None
+BACKEND_MGR = BackendManager()
+
+def get_backend_list():
+    if not BACKEND_MGR:
+        return [""]
+    else:
+        return BACKEND_MGR.get_available_backends()
+    
+def get_current_backend():
+    if not BACKEND_MGR:
+        return None
+    else:
+        return BACKEND_MGR.get_current_backend()
     
 class Controller(object):
     """ Parent class for the different interface types. """
@@ -66,6 +81,7 @@ class Controller(object):
         self._dhcp_client = None
         self._flush_tool = None
         self._debug = None
+        self._backend = None
         self.connecting_thread = None
         self.before_script = None
         self.after_script = None
@@ -73,6 +89,7 @@ class Controller(object):
         self.driver = None
         self.wiface = None
         self.liface = None
+        self.backend_manager = BackendManager()
         
     def set_wireless_iface(self, value):
         self._wireless_interface = value
@@ -128,6 +145,21 @@ class Controller(object):
     flush_tool = property(get_flush_tool, set_flush_tool)
     dhcp_client = property(get_dhcp_client, set_dhcp_client)
     
+    def LoadBackend(self, backend_name):
+        """ Load the given networking backend. """
+        global BACKEND
+        if backend_name == self._backend:
+            return
+        self._backend = BACKEND_MGR.load_backend(backend_name)
+        BACKEND = self._backend
+        
+    def NeedsExternalCalls(self):
+        """ Returns true if the loaded backend needs external calls. """
+        if self._backend:
+            return self._backend.NeedsExternalCalls()
+        else:
+            return True
+
 
 class ConnectThread(threading.Thread):
     """ A class to perform network connections in a multi-threaded way.
@@ -169,7 +201,7 @@ class ConnectThread(threading.Thread):
         self.before_script = before_script
         self.after_script = after_script
         self.disconnect_script = disconnect_script
-        self.should_die = False
+        self._should_die = False
         self.abort_reason = ""
 
         self.global_dns_1 = gdns1
@@ -184,6 +216,15 @@ class ConnectThread(threading.Thread):
         
         self.SetStatus('interface_down')
         
+    def get_should_die(self):
+        return self._should_die
+    
+    def set_should_die(self, val):
+        self.lock.acquire()
+        self._should_die = val
+    
+    should_die = property(should_die, get_should_die, set_should_die)
+
 
     def SetStatus(self, status):
         """ Set the threads current status message in a thread-safe way.
@@ -286,13 +327,14 @@ class ConnectThread(threading.Thread):
         
         """
         if self.network.get('use_global_dns'):
-            wnettools.SetDNS(misc.Noneify(self.global_dns_1),
+            BACKEND.SetDNS(misc.Noneify(self.global_dns_1),
                              misc.Noneify(self.global_dns_2), 
                              misc.Noneify(self.global_dns_3))
         elif self.network.get('use_static_dns') and (self.network.get('dns1') or
                     self.network.get('dns2') or self.network.get('dns3')):
             self.SetStatus('setting_static_dns')
-            wnettools.SetDNS(self.network.get('dns1'), self.network.get('dns2'),
+            BACKEND.SetDNS(self.network.get('dns1'),
+                                 self.network.get('dns2'),
                                  self.network.get('dns3'))
 
     def connect_aborted(self, reason):
@@ -325,13 +367,18 @@ class ConnectThread(threading.Thread):
         """ Stop and running DHCP clients, as well as wpa_supplicant. """
         print 'Stopping wpa_supplicant and any DHCP clients'
         iface.StopWPA()
-        wnettools.StopDHCP()
+        BACKEND.StopDHCP()
         
     def abort_if_needed(self):
         """ Abort the thread is it has been requested. """
-        if self.should_die:
+        self.lock.acquire()
+        try:
+            if self._should_die:
                 self.connect_aborted('aborted')
+                self.lock.release()
                 thread.exit()
+        finally:
+            self.lock.release()
             
     def put_iface_up(self, iface):
         """ Bring up given interface. """
@@ -347,8 +394,6 @@ class Wireless(Controller):
         """ Initialize the class. """
         Controller.__init__(self)
         self._wpa_driver = None
-        self.wiface = wnettools.WirelessInterface(self.wireless_interface,
-                                                  self.debug, self.wpa_driver)
         
     def set_wpa_driver(self, value):
         self._wpa_driver = value
@@ -359,13 +404,11 @@ class Wireless(Controller):
     
     wpa_driver = property(get_wpa_driver, set_wpa_driver)
     
-                
-    #def LoadInterfaces(self, dhcp_client, flush_tool):
-    #    """ Load the wnettools controls for the wired/wireless interfaces. """
-    #    #self.wiface = wnettools.WirelessInterface(self.wireless_interface,
-    #    #                                          self.debug, self.wpa_driver)
-    #    self.dhcp_client = dhcp_client
-    #    self.flush_tool = flush_tool
+    def LoadBackend(self, backend):
+        Controller.LoadBackend(self, backend)
+        if self._backend:
+            self.wiface = self._backend.WirelessInterface(self.wireless_interface,
+                                                    self.debug, self.wpa_driver)
 
     def Scan(self, essid=None):
         """ Scan for available wireless networks.
@@ -431,43 +474,43 @@ class Wireless(Controller):
         self.connecting_thread.start()
         return True
 
-    def GetSignalStrength(self, iwconfig=None, fast=False):
+    def GetSignalStrength(self, iwconfig=""):
         """ Get signal strength of the current network.
 
         Returns:
         The current signal strength.
 
         """
-        return self.wiface.GetSignalStrength(iwconfig, fast)
+        return self.wiface.GetSignalStrength(iwconfig)
 
-    def GetDBMStrength(self, iwconfig=None, fast=False):
+    def GetDBMStrength(self, iwconfig=""):
         """ Get the dBm signal strength of the current network.
 
         Returns:
         The current dBm signal strength.
 
         """
-        return self.wiface.GetDBMStrength(iwconfig, fast)
+        return self.wiface.GetDBMStrength(iwconfig)
 
-    def GetCurrentNetwork(self, iwconfig=None, fast=False):
+    def GetCurrentNetwork(self, iwconfig=""):
         """ Get current network name.
 
         Returns:
         The name of the currently connected network.
 
         """
-        return self.wiface.GetCurrentNetwork(iwconfig, fast)
+        return self.wiface.GetCurrentNetwork(iwconfig)
 
-    def GetIP(self, fast=False):
+    def GetIP(self, ifconfig=""):
         """ Get the IP of the interface.
 
         Returns:
         The IP address of the interface in dotted notation.
 
         """
-        return self.wiface.GetIP(fast)
+        return self.wiface.GetIP(ifconfig)
     
-    def GetBSSID(self, fast=True):
+    def GetBSSID(self):
         """ Get the BSSID of the current access point. 
         
         Returns:
@@ -475,7 +518,7 @@ class Wireless(Controller):
         None the BSSID can't be found.
         
         """
-        return self.wiface.GetBSSID(fast)
+        return self.wiface.GetBSSID()
 
     def GetIwconfig(self):
         """ Get the out of iwconfig. """
@@ -507,7 +550,7 @@ class Wireless(Controller):
         wiface = self.wiface
         print 'Creating ad-hoc network'
         print 'Killing dhclient and wpa_supplicant'
-        wnettools.StopDHCP()
+        BACKEND.StopDHCP()
         wiface.StopWPA()
         print 'Putting wireless interface down'
         wiface.Down()
@@ -556,7 +599,7 @@ class Wireless(Controller):
         The first available wireless interface.
 
         """
-        return wnettools.GetWirelessInterfaces()
+        return BACKEND.GetWirelessInterfaces()
 
     def GetKillSwitchStatus(self):
         """ Get the current status of the Killswitch. 
@@ -645,7 +688,6 @@ class WirelessConnectThread(ConnectThread):
         wiface = self.wiface
         liface = self.liface
         self.is_connecting = True
-        self.is_fast = True
         
         # Run pre-connection script.
         self.abort_if_needed()
@@ -684,8 +726,7 @@ class WirelessConnectThread(ConnectThread):
         # Validate Authentication.
         if self.network.get('enctype'):
             self.SetStatus('validating_authentication')
-            if not wiface.ValidateAuthentication(time.time(), 
-                                                 fast=self.is_fast):
+            if not wiface.ValidateAuthentication(time.time()):
                 self.abort_connection('bad_pass')
         self.abort_if_needed()
 
@@ -702,7 +743,7 @@ class WirelessConnectThread(ConnectThread):
         self.SetStatus('done')
         print 'Connecting thread exiting.'
         if self.debug:
-            print "IP Address is: " + str(wiface.GetIP(fast=self.is_fast))
+            print "IP Address is: " + str(wiface.GetIP())
         self.is_connecting = False
     
     def generate_psk_and_authenticate(self, wiface):
@@ -756,7 +797,6 @@ class Wired(Controller):
         Controller.__init__(self)
         self.wpa_driver = None
         self._link_detect = None
-        self.liface = wnettools.WiredInterface(self.wired_interface, self.debug)
         
     def set_link_detect(self, value):
         self._link_detect = value
@@ -767,21 +807,21 @@ class Wired(Controller):
     
     link_detect = property(get_link_detect, set_link_detect)
     
-    #def LoadInterfaces(self, dhcp_client, link_tool, flush_tool):
-    #    """ Load the wnettools controls for the wired/wireless interfaces. """
-    #    #self.liface = wnettools.WiredInterface(self.wired_interface, self.debug)
-    #    self.dhcp_client = dhcp_client
-    #    self.link_detect = link_tool
-    #    self.flush_tool = flush_tool
+    def LoadBackend(self, backend):
+        """ Load the backend up. """
+        Controller.LoadBackend(self, backend)
+        if self._backend:
+            self.liface = self._backend.WiredInterface(self.wired_interface,
+                                                       self.debug)
 
-    def CheckPluggedIn(self, fast=False):
+    def CheckPluggedIn(self):
         """ Check whether the wired connection is plugged in.
 
         Returns:
         The status of the physical connection link.
 
         """
-        return self.liface.GetPluggedIn(fast)
+        return self.liface.GetPluggedIn()
 
     def Connect(self, network, debug=False):
         """ Spawn a connection thread to connect to the network.
@@ -804,18 +844,18 @@ class Wired(Controller):
     def DetectWiredInterface(self):
         """ Attempts to automatically detect a wired interface. """
         try:
-            return wnettools.GetWiredInterfaces()[0]
+            return BACKEND.GetWiredInterfaces()[0]
         except IndexError:
             return None
 
-    def GetIP(self, fast=False):
+    def GetIP(self, ifconfig=""):
         """ Get the IP of the interface.
 
         Returns:
         The IP address of the interface in dotted notation.
 
         """
-        return self.liface.GetIP(fast)
+        return self.liface.GetIP(ifconfig)
 
     def Disconnect(self):
         """ Disconnect from the network. """
@@ -903,8 +943,6 @@ class WiredConnectThread(ConnectThread):
         liface = self.liface
 
         self.is_connecting = True
-        #TODO pass is_fast in.
-        self.is_fast = True
 
         # Run pre-connection script.
         self.abort_if_needed()
@@ -936,5 +974,5 @@ class WiredConnectThread(ConnectThread):
         self.SetStatus('done')
         print 'Connecting thread exiting.'
         if self.debug:
-            print "IP Address is: " + str(liface.GetIP(fast=self.is_fast))
+            print "IP Address is: " + str(liface.GetIP())
         self.is_connecting = False

wicd/prefs.py

@@ -27,23 +27,22 @@ import gtk
 import gobject
 import pango
 
-import wicd.misc
+from wicd import misc
+from wicd import gui
 from wicd.misc import checkboxTextboxToggle, noneToBlankString
 
 daemon = None
 wireless = None
 wired = None
-config = None
 
 language = misc.get_language_list_gui()
 
 class PreferencesDialog(object):
     def __init__(self, wTree, dbus):
-        global daemon, wireless, wired, config
+        global daemon, wireless, wired
         daemon = dbus['daemon']
         wireless = dbus['wireless']
         wired = dbus['wired']
-        config = dbus['config']
         self.wTree = wTree
         self.prep_settings_diag()
         self.build_preferences_diag()
@@ -68,7 +67,7 @@ class PreferencesDialog(object):
         
         self.dialog = self.wTree.get_widget("pref_dialog")
         self.dialog.set_title(language['preferences'])
-        size = config.ReadWindowSize("pref")
+        size = daemon.ReadWindowSize("pref")
         width = size[0]
         height = size[1]
         if width > -1 and height > -1:
@@ -76,7 +75,7 @@ class PreferencesDialog(object):
             
         self.wiredcheckbox = setup_label("pref_always_check",
                                          'wired_always_on')
-        self.wiredcheckbox.set_active(wired.GetAlwaysShowWiredInterface())
+        self.wiredcheckbox.set_active(daemon.GetAlwaysShowWiredInterface())
         self.reconnectcheckbox = setup_label("pref_auto_check",
                                              'auto_reconnect')
         self.reconnectcheckbox.set_active(daemon.GetAutoReconnect())
@@ -181,6 +180,25 @@ class PreferencesDialog(object):
             self.dns2Entry.set_sensitive(False)
             self.dns3Entry.set_sensitive(False)
             
+        # Load backend combobox
+        self.backendcombo = build_combobox("pref_backend_combobox")
+        self.backends = daemon.GetBackendList()
+        # "" is included as a hack for DBus limitations, so we remove it.
+        self.backends.remove("")
+        found = False
+        cur_backend = daemon.GetSavedBackend()
+        for i, x in enumerate(self.backends):
+            if x == cur_backend:
+                found = True
+                backend_index = i
+            self.backendcombo.remove_text(i)
+            self.backendcombo.append_text(x)
+
+        if found:
+            self.backendcombo.set_active(backend_index)
+        else:
+            self.backendcombo.set_active(0)
+        
         self.wTree.get_widget("notebook2").set_current_page(0)
         
     def run(self):
@@ -199,10 +217,10 @@ class PreferencesDialog(object):
         daemon.SetWirelessInterface(self.entryWirelessInterface.get_text())
         daemon.SetWiredInterface(self.entryWiredInterface.get_text())
         daemon.SetWPADriver(self.wpadrivers[self.wpadrivercombo.get_active()])
-        wired.SetAlwaysShowWiredInterface(self.wiredcheckbox.get_active())
+        daemon.SetAlwaysShowWiredInterface(self.wiredcheckbox.get_active())
         daemon.SetAutoReconnect(self.reconnectcheckbox.get_active())
         daemon.SetDebugMode(self.debugmodecheckbox.get_active())
-        daemon.SetSignalDisplayType(self.displaytypecheckbox.get_active())
+        wireless.SetSignalDisplayType(self.displaytypecheckbox.get_active())
         if self.showlistradiobutton.get_active():
             wired.SetWiredAutoConnectMethod(2)
         elif self.lastusedradiobutton.get_active():
@@ -210,6 +228,10 @@ class PreferencesDialog(object):
         else:
             wired.SetWiredAutoConnectMethod(1)
             
+        if self.backends[self.backendcombo.get_active()] != daemon.GetSavedBackend():
+            gui.alert(self.dialog, language["backend_alert"])
+        daemon.SetBackend(self.backends[self.backendcombo.get_active()])
+            
         # External Programs Tab
         if self.dhcpautoradio.get_active():
             dhcp_client = misc.AUTO
@@ -238,7 +260,7 @@ class PreferencesDialog(object):
         daemon.SetFlushTool(flush_tool)
 
         [width, height] = self.dialog.get_size()
-        config.WriteWindowSize(width, height, "pref")
+        daemon.WriteWindowSize(width, height, "pref")
 
     def set_label(self, glade_str, label):
         """ Sets the label for the given widget in wicd.glade. """
@@ -252,6 +274,7 @@ class PreferencesDialog(object):
         self.wTree.get_widget("dhcp_client_label").set_label(language["dhcp_client"])
         self.wTree.get_widget("wired_detect_label").set_label(language["wired_detect"])
         self.wTree.get_widget("route_flush_label").set_label(language["route_flush"])
+        self.wTree.get_widget("pref_backend_label").set_label(language["backend"] + ":")
         
         entryWiredAutoMethod = self.wTree.get_widget("pref_wired_auto_label")
         entryWiredAutoMethod.set_label('Wired Autoconnect Setting:')

wicd/wicd-client.py

@@ -42,13 +42,14 @@ import gobject
 import getopt
 import os
 import pango
+import time
 from dbus import DBusException
 from dbus import version as dbus_version
 
 # Wicd specific imports
-import wicd.wpath as wpath
-import wicd.misc as misc
-import wicd.gui as gui
+from wicd import wpath
+from wicd import misc
+from wicd import gui
 from wicd.dbusmanager import DBusManager
 
 # Import egg.trayicon if we're using an older gtk version
@@ -78,7 +79,6 @@ daemon = None
 wireless = None
 wired = None
 wired = None
-config = None
 
 language = misc.get_language_list_tray()
 
@@ -203,7 +203,7 @@ class TrayIcon:
             if self.animate:
                 prefix = self.get_bandwidth_state()
             else:
-                prefix = ''
+                prefix = 'idle-'
             if daemon.GetSignalDisplayType() == 0:
                 if wireless_signal > 75:
                     signal_img = "high-signal"
@@ -298,7 +298,7 @@ class TrayIcon:
             return (active, max_gain, last_bytes)
 
 
-    class TrayIconGUI:
+    class TrayIconGUI(object):
         """ Base Tray Icon UI class.
         
         Implements methods and variables used by both egg/StatusIcon
@@ -336,16 +336,24 @@ class TrayIcon:
                                                                   props.parent)
             self.gui_win = None
             self.current_icon_path = None
-            self.dbus_available = True
             self.use_tray = use_tray
+            self._is_scanning = False
+            net_menuitem = self.manager.get_widget("/Menubar/Menu/Connect/")
+            net_menuitem.connect("activate", self.on_net_menu_activate)
+            
+        def tray_scan_started(self):
+            """ Callback for when a wireless scan is started. """
+            self._is_scanning = True
+            self.init_network_menu()
+            
+        def tray_scan_ended(self):
+            """ Callback for when a wireless scan finishes. """
+            self._is_scanning = False
+            self.populate_network_menu()
                 
         def on_activate(self, data=None):
             """ Opens the wicd GUI. """
-            try:
             self.toggle_wicd_gui()
-            except dbus.DBusException:
-                self.dbus_available = False
-                gui.error(None, "Could not connect to wicd daemon.  Unable to load GUI")
 
         def on_quit(self, widget=None):
             """ Closes the tray icon. """
@@ -361,8 +369,8 @@ class TrayIcon:
             dialog.run()
             dialog.destroy()
         
-        def _add_item_to_menu(self, net_menu, lbl, type_, 
-                              n_id, is_connecting, is_active):
+        def _add_item_to_menu(self, net_menu, lbl, type_, n_id, is_connecting, 
+                              is_active):
             """ Add an item to the network list submenu. """
             def network_selected(widget, net_type, net_id):
                 """ Callback method for a menu item selection. """
@@ -423,6 +431,29 @@ class TrayIcon:
                     signal_img = 'signal-25.png'
             return wpath.images + signal_img
             
+        def on_net_menu_activate(self, item):
+            """ Trigger a background scan to populate the network menu. 
+            
+            Called when the network submenu is moused over.  We
+            sleep briefly, clear pending gtk events, and if
+            we're still being moused over we trigger a scan.
+            This is to prevent scans when the user is just
+            mousing past the menu to select another menu item.
+            
+            """
+            def dummy(x=None): pass
+            
+            if self._is_scanning:
+                return True
+            
+            self.init_network_menu()
+            time.sleep(.4)
+            while gtk.events_pending():
+                gtk.main_iteration()
+            if item.state != gtk.STATE_PRELIGHT:
+                return True
+            wireless.Scan(reply_handler=dummy, error_handler=dummy)
+        
         def populate_network_menu(self, data=None):
             """ Populates the network list submenu. """
             def get_prop(net_id, prop):
@@ -436,14 +467,14 @@ class TrayIcon:
             num_networks = wireless.GetNumberOfNetworks()
             [status, info] = daemon.GetConnectionStatus()
                 
-            if wired.GetAlwaysShowWiredInterface() or \
-               wired.CheckPluggedIn(True):
+            if daemon.GetAlwaysShowWiredInterface() or \
+               wired.CheckPluggedIn():
                 if status == misc.WIRED:
                     is_active = True
                 else:
                     is_active = False
-                self._add_item_to_menu(submenu, "Wired Network", "__wired__",
-                                       0, is_connecting, is_active)
+                self._add_item_to_menu(submenu, "Wired Network", "__wired__", 0,
+                                       is_connecting, is_active)
                 sep = gtk.SeparatorMenuItem()
                 submenu.append(sep)
                 sep.show()
@@ -457,10 +488,16 @@ class TrayIcon:
                         is_active = False
                     self._add_item_to_menu(submenu, essid, "wifi", x,
                                            is_connecting, is_active)
+            else:
+                no_nets_item = gtk.MenuItem(language['no_wireless_networks_found'])
+                no_nets_item.set_sensitive(False)
+                no_nets_item.show()
+                submenu.append(no_nets_item)
                     
             net_menuitem.show()
         
         def init_network_menu(self):
+            """ Set the right-click menu for to the scanning state. """
             net_menuitem = self.manager.get_widget("/Menubar/Menu/Connect/")
             submenu = net_menuitem.get_submenu()
             self._clear_menu(submenu)
@@ -469,10 +506,10 @@ class TrayIcon:
             loading_item.set_sensitive(False)
             loading_item.show()
             submenu.append(loading_item)
-            #net_menuitem.set_submenu(net_menu)
             net_menuitem.show()
             
         def _clear_menu(self, menu):
+            """ Clear the right-click menu. """
             for item in menu.get_children():
                 menu.remove(item)
                 item.destroy()
@@ -484,10 +521,10 @@ class TrayIcon:
                 bus = dbus_manager.get_bus()
                 bus.add_signal_receiver(self.gui_win.dbus_scan_finished,
                                         'SendEndScanSignal', 
-                                        'org.wicd.daemon')
+                                        'org.wicd.daemon.wireless')
                 bus.add_signal_receiver(self.gui_win.dbus_scan_started,
                                         'SendStartScanSignal',
-                                        'org.wicd.daemon')
+                                        'org.wicd.daemon.wireless')
                 bus.add_signal_receiver(self.gui_win.update_connect_buttons,
                                         'StatusChanged', 'org.wicd.daemon')
             elif not self.gui_win.is_visible:
@@ -530,7 +567,7 @@ class TrayIcon:
             if event.button == 1:
                 self.toggle_wicd_gui()
             elif event.button == 3:
-                self.populate_network_menu()
+                self.init_network_menu()
                 self.menu.popup(None, None, None, event.button, event.time)
 
         def set_from_file(self, val=None):
@@ -574,8 +611,6 @@ class TrayIcon:
         def on_popup_menu(self, status, button, timestamp):
             """ Opens the right click menu for the tray icon. """
             self.init_network_menu()
-            wireless.Scan(reply_handler=self.populate_network_menu,
-                          error_handler=lambda x: x)
             self.menu.popup(None, None, None, button, timestamp)
 
         def set_from_file(self, path = None):
@@ -599,7 +634,7 @@ Arguments:
 """
     
 def setup_dbus():
-    global bus, daemon, wireless, wired, config, dbus_manager
+    global bus, daemon, wireless, wired, dbus_manager
     
     dbus_manager = DBusManager()
     try:
@@ -617,7 +652,6 @@ def setup_dbus():
     daemon = dbus_ifaces['daemon']
     wireless = dbus_ifaces['wireless']
     wired = dbus_ifaces['wired']
-    config = dbus_ifaces['config']
     return True
 
 def main(argv):
@@ -674,23 +708,13 @@ def main(argv):
                             'LaunchChooser', 'org.wicd.daemon')
     bus.add_signal_receiver(tray_icon.icon_info.update_tray_icon,
                             'StatusChanged', 'org.wicd.daemon')
+    bus.add_signal_receiver(tray_icon.tr.tray_scan_ended, 'SendEndScanSignal',
+                            'org.wicd.daemon.wireless')
+    bus.add_signal_receiver(tray_icon.tr.tray_scan_started,
+                            'SendStartScanSignal', 'org.wicd.daemon.wireless')
     print 'Done.'
-    
-    while 1:
     mainloop = gobject.MainLoop()
-        try:
     mainloop.run()
-        except DBusException:
-            print 'Warning.  Caught a D-Bus exception!  Connection to daemon lost.'
-            print 'Trying to reconnect...'
-            sleep(10)
-            try:
-                setup_dbus()
-            except:
-                pass
-            
-        
-        
 
 
 if __name__ == '__main__':

wicd/wnettools.py

@@ -31,51 +31,15 @@ class WirelessInterface() -- Control a wireless network interface.
 #   along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #
 
-import re
 import os
 import time
-import socket
-import fcntl
-import struct
-import array
+import re
 
-import wicd.wpath as wpath
-import wicd.misc as misc
-
-# Compile the regex patterns that will be used to search the output of iwlist
-# scan for info these are well tested, should work on most cards
-essid_pattern       = re.compile('.*ESSID:"(.*?)"\n', re.I | re.M  | re.S)
-ap_mac_pattern      = re.compile('.*Address: (.*?)\n', re.I | re.M  | re.S)
-channel_pattern     = re.compile('.*Channel:? ?(\d\d?)', re.I | re.M  | re.S)
-strength_pattern    = re.compile('.*Quality:?=? ?(\d+)\s*/?\s*(\d*)', re.I | re.M  | re.S)
-# These next two look a lot a like, altstrength is for Signal level = xx/100,
-# which is just an alternate way of displaying link quality, signaldbm is
-# for displaying actual signal strength (-xx dBm).
-altstrength_pattern = re.compile('.*Signal level:?=? ?(\d\d*)', re.I | re.M | re.S)
-signaldbm_pattern   = re.compile('.*Signal level:?=? ?(-\d\d*)', re.I | re.M | re.S)
-mode_pattern        = re.compile('.*Mode:(.*?)\n', re.I | re.M  | re.S)
-freq_pattern        = re.compile('.*Frequency:(.*?)\n', re.I | re.M  | re.S)
-ip_pattern          = re.compile(r'inet [Aa]d?dr[^.]*:([^.]*\.[^.]*\.[^.]*\.[0-9]*)', re.S)
-bssid_pattern       = re.compile('.*Access Point: (([0-9A-Z]{2}:){5}[0-9A-Z]{2})', re.I | re.M | re.S)
-
-wep_pattern         = re.compile('.*Encryption key:(.*?)\n', re.I | re.M  | re.S)
-altwpa_pattern      = re.compile('(wpa_ie)', re.I | re.M | re.S)
-wpa1_pattern        = re.compile('(WPA Version 1)', re.I | re.M  | re.S)
-wpa2_pattern        = re.compile('(WPA2)', re.I | re.M  | re.S)
-
-# Patterns for wpa_cli output
-auth_pattern        = re.compile('.*wpa_state=(.*?)\n', re.I | re.M  | re.S)
+import wpath
+import misc
 
 RALINK_DRIVER = 'ralink legacy'
-SIOCGIWESSID = 0x8B1B
-SIOCGIFADDR = 0x8915
-SIOCGIWSTATS = 0x8B0F
-SIOCGIFHWADDR = 0x8927
-SIOCGMIIPHY = 0x8947
-SIOCGETHTOOL = 0x8946
-SIOCGIFFLAGS = 0x8913
-SIOCGIWRANGE = 0x8B0B
-SIOCGIWAP = 0x8B15
+
 
 def _sanitize_string(string):
     blacklist = [';', '`', '$', '!', '*', '|', '>', '<']
@@ -147,42 +111,24 @@ def GetWirelessInterfaces():
     dev_dir = '/sys/class/net/'
     ifnames = []
     
-    ifnames = [iface for iface in os.listdir(dev_dir) if os.path.isdir(dev_dir + iface) \
+    ifnames = [iface for iface in os.listdir(dev_dir) if os.path.isdir(dev_dir + iface)
                and 'wireless' in os.listdir(dev_dir + iface)]
     
     return bool(ifnames) and ifnames[0] or None
 
 def GetWiredInterfaces():
     basedir = '/sys/class/net/'
-    return [iface for iface in os.listdir(basedir) if not 'wireless' \
-            in os.listdir(basedir + iface) and \
+    return [iface for iface in os.listdir(basedir) if not 'wireless' 
+            in os.listdir(basedir + iface) and 
             open(basedir + iface + "/type").readlines()[0].strip() == "1"]
 
+def NeedsExternalCalls():
+    print ("NeedsExternalCalls: returning default of True.  You should " +
+          "implement this yourself.")
+    return True
 
-def get_iw_ioctl_result(iface, call):
-    """ Makes the given ioctl call and returns the results.
 
-    Keyword arguments:
-    call -- The ioctl call to make
-    
-    Returns:
-    The results of the ioctl call.
-    
-    """
-    s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
-    buff = array.array('c', '\0' * 32)
-    addr, length = buff.buffer_info()
-    arg = struct.pack('Pi', addr, length)
-    data = (iface + '\0' * 16)[:16] + arg
-    try:
-        result = fcntl.ioctl(s.fileno(), call, data)
-    except IOError:
-        return None
-    except OSError:
-        return None
-    return buff.tostring()
-
-class Interface(object):
+class BaseInterface(object):
     """ Control a network interface. """
     def __init__(self, iface, verbose=False):
         """ Initialise the object.
@@ -202,8 +148,6 @@ class Interface(object):
         self.IP_FOUND = False
         self.flush_tool = None
         self.link_detect = None       
-        self.sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
-        self.Check()
     
     def SetDebugMode(self, value):
         """ If True, verbose output is enabled. """
@@ -556,77 +500,28 @@ class Interface(object):
         if self.verbose: print cmd
         misc.Run(cmd)
 
-    def GetIP(self, fast=False):
+    def GetIP(self, ifconfig=""):
         """ Get the IP address of the interface.
 
         Returns:
         The IP address of the interface in dotted quad form.
 
         """
-        if not self.iface: return False
-        if fast:
-            return self._fast_get_ip()
-        cmd = 'ifconfig ' + self.iface
-        if self.verbose: print cmd
-        output = misc.Run(cmd)
-        return misc.RunRegex(ip_pattern, output)
+        print 'Implement this in a derived class!'
+        pass
     
-    def _fast_get_ip(self):
-        """ Gets the IP Address of the interface using ioctl.
-        
-        Using ioctl calls to get the IP Address info is MUCH faster
-        than calling ifconfig and paring it's output.  It's less
-        portable though, so there may be problems with it on some
-        systems.
-        
-        """
-        ifstruct = struct.pack('256s', self.iface)
-        try:
-            raw_ip = fcntl.ioctl(self.sock.fileno(), SIOCGIFADDR, ifstruct)
-        except IOError:
-            return None
-        except OSError:
-            return None
-        
-        return socket.inet_ntoa(raw_ip[20:24])
-    
-    def IsUp(self, fast=True):
+    def IsUp(self):
         """ Determines if the interface is up.
         
         Returns:
         True if the interface is up, False otherwise.
         
         """
-        if not self.iface: return False
-        if fast:
-            return self._fast_is_up()
-        cmd = "ifconfig " + self.iface
-        output = misc.Run(cmd)
-        lines = output.split('\n')
-        if len(lines) < 5:
-            return False
-        
-        for line in lines[1:4]:
-            if line.strip().startswith('UP'):
-                return True
-            
-        return False
-    
-    def _fast_is_up(self):
-        """ Determines if the interfae is up using an ioctl call. """
-        data = (self.iface + '\0' * 16)[:18]
-        try:
-            result = fcntl.ioctl(self.sock.fileno(), SIOCGIFFLAGS, data)
-        except IOError, e:
-            if self.verbose:
-                print "SIOCGIFFLAGS failed: " + str(e)
-            return False
-            
-        flags, = struct.unpack('H', result[16:18])
-        return bool(flags & 1)
+        print 'Implement this in a derived class!'
+        pass
 
 
-class WiredInterface(Interface):
+class BaseWiredInterface(BaseInterface):
     """ Control a wired network interface. """
     def __init__(self, iface, verbose=False):
         """ Initialise the wired network interface class.
@@ -636,9 +531,9 @@ class WiredInterface(Interface):
         verbose -- print all commands
 
         """
-        Interface.__init__(self, iface, verbose)
+        BaseInterface.__init__(self, iface, verbose)
 
-    def GetPluggedIn(self, fast=False):
+    def GetPluggedIn(self):
         """ Get the current physical connection state.
         
         The method will first attempt to use ethtool do determine
@@ -649,104 +544,11 @@ class WiredInterface(Interface):
         True if a link is detected, False otherwise.
         
         """
-        if not self.iface: return False
-        if self.ETHTOOL_FOUND and self.link_detect != misc.MIITOOL:
-            return self._eth_get_plugged_in(fast)
-        elif self.MIITOOL_FOUND:
-            return self._mii_get_plugged_in(fast)
-        else:
-            print 'Error: No way of checking for a wired connection. Make \
-                   sure that either mii-tool or ethtool is installed.'
-            return False
-
-    def _eth_get_plugged_in(self, fast):
-        """ Use ethtool to determine the physical connection state.
-        
-        Returns:
-        True if a link is detected, False otherwise.
-        
-        """
-        if fast:
-            self._fast_eth_get_plugged_in()
-        link_tool = 'ethtool'
-        if not self.IsUp():
-            print 'Wired Interface is down, putting it up'
-            self.Up()
-            time.sleep(6)
-        tool_data = misc.Run(link_tool + ' ' + self.iface, True)
-        if misc.RunRegex(re.compile('(Link detected: yes)', re.I | re.M  | 
-                                    re.S), tool_data) is not None:
-            return True
-        else:
-            return False
-        
-    def _fast_eth_get_plugged_in(self):
-        """ Determines link connection status using an ioctl call.
-        
-        Uses the SIOCGETHTOOL ioctl call to determine link status.
-        
-        Returns:
-        True if a wire is plugged in, False otherwise.
-        
-        """
-        if not self.IsUp():
-            self.Up()
-            time.sleep(5)
-        buff = array.array('i', [0x0000000a, 0x00000000])
-        addr, length = buff.buffer_info()
-        arg = struct.pack('Pi', addr, length)
-        data = (self.iface + '\0' * 16)[:16] + arg
-        try:
-            fcntl.ioctl(self.sock.fileno(), SIOCGETHTOOL, data)
-        except IOError, e:
-            if self.verbose:
-                print 'SIOCGETHTOOL failed: ' + str(e)
-            return False
-        return bool(buff.tolist()[1])
+        print 'Implement this in a derived class!'
+        pass
 
 
-    def _mii_get_plugged_in(self, fast):
-        """ Use mii-tool to determine the physical connection state. 
-                
-        Returns:
-        True if a link is detected, False otherwise.
-        
-        """
-        if fast:
-            return self._fast_mii_get_plugged_in()
-        link_tool = 'mii-tool'
-        tool_data = misc.Run(link_tool + ' ' + self.iface, True)
-        if misc.RunRegex(re.compile('(Invalid argument)', re.I | re.M  | re.S), 
-                         tool_data) is not None:
-            print 'Wired Interface is down, putting it up'
-            self.Up()
-            time.sleep(4)
-            tool_data = misc.Run(link_tool + ' ' + self.iface, True)
-        
-        if misc.RunRegex(re.compile('(link ok)', re.I | re.M | re.S),
-                         tool_data) is not None:
-            return True
-        else:
-            return False
-        
-    def _fast_mii_get_plugged_in(self):
-        """ Get link status using the SIOCGMIIPHY ioctl call. """
-        if not self.IsUp():
-            self.Up()
-            time.sleep(2.5)
-        buff = struct.pack('16shhhh', (self.iface + '\0' * 16)[:16], 0, 1,
-                                       0x0004, 0)
-        try:
-            result = fcntl.ioctl(self.sock.fileno(), SIOCGMIIPHY, buff)
-        except IOError, e:
-            if self.verbose:
-                print 'SIOCGMIIPHY failed: ' + str(e)
-            return False
-        reg = struct.unpack('16shhhh', result)[-1]
-        return bool(reg & 0x0004)
-
-
-class WirelessInterface(Interface):
+class BaseWirelessInterface(BaseInterface):
     """ Control a wireless network interface. """
     def __init__(self, iface, verbose=False, wpa_driver='wext'):
         """ Initialise the wireless network interface class.
@@ -756,7 +558,7 @@ class WirelessInterface(Interface):
         verbose -- print all commands
 
         """
-        Interface.__init__(self, iface, verbose)
+        BaseInterface.__init__(self, iface, verbose)
         self.wpa_driver = wpa_driver
         self.scan_iface = None
         
@@ -790,7 +592,7 @@ class WirelessInterface(Interface):
         
         """
         if not self.iface: return False
-        output = misc.Run("iwconfig " + self.iface)
+        output = self.GetIwconfig()
 
         killswitch_pattern = re.compile('.*radio off', re.I | re.M | re.S)
         if killswitch_pattern.search(output):
@@ -803,43 +605,9 @@ class WirelessInterface(Interface):
     def GetIwconfig(self):
         """ Returns the output of iwconfig for this interface. """
         if not self.iface: return ""
-        return misc.Run("iwconfig " + self.iface)
-
-    def GetNetworks(self):
-        """ Get a list of available wireless networks.
-
-        Returns:
-        A list containing available wireless networks.
-
-        """
-        cmd = 'iwlist ' + self.iface + ' scan'
+        cmd = "iwconfig " + self.iface
         if self.verbose: print cmd
-        results = misc.Run(cmd)
-
-        # Split the networks apart, using Cell as our split point
-        # this way we can look at only one network at a time.
-        # The spaces around '   Cell ' are to minimize the chance that someone
-        # has an essid named Cell...
-        networks = results.split( '   Cell ' )
-
-        # Get available network info from iwpriv get_site_survey
-        # if we're using a ralink card (needed to get encryption info)
-        if self.wpa_driver == RALINK_DRIVER:
-            ralink_info = self._GetRalinkInfo()
-        else:
-            ralink_info = None
-
-        # An array for the access points
-        access_points = []
-        for cell in networks:
-            # Only use sections where there is an ESSID.
-            if 'ESSID:' in cell:
-                # Add this network to the list of networks
-                entry = self._ParseAccessPoint(cell, ralink_info)
-                if entry is not None:
-                    access_points.append(entry)
-
-        return access_points
+        return misc.Run(cmd)
 
     def _FreqToChannel(self, freq):
         """ Translate the specified frequency to a channel.
@@ -880,90 +648,6 @@ class WirelessInterface(Interface):
         lines = lines[2:]
         return lines
 
-    def _ParseAccessPoint(self, cell, ralink_info):
-        """ Parse a single cell from the output of iwlist.
-
-        Keyword arguments:
-        cell -- string containing the cell information
-        ralink_info -- string contating network information needed
-                       for ralink cards.
-
-        Returns:
-        A dictionary containing the cell networks properties.
-
-        """
-        ap = {}
-        # ESSID - Switch '<hidden>' to 'Hidden' to remove
-        # brackets that can mix up formatting.
-        ap['essid'] = misc.RunRegex(essid_pattern, cell)
-        try:
-            ap['essid'] = misc.to_unicode(ap['essid'])
-        except (UnicodeDecodeError, UnicodeEncodeError):
-            print 'Unicode problem with current network essid, ignoring!!'
-            return None
-        if ap['essid'] in ['<hidden>', ""]:
-            ap['essid'] = 'Hidden'
-            ap['hidden'] = True
-        else:
-            ap['hidden'] = False
-
-        # Channel - For cards that don't have a channel number,
-        # convert the frequency.
-        ap['channel'] = misc.RunRegex(channel_pattern, cell)
-        if ap['channel'] == None:
-            freq = misc.RunRegex(freq_pattern, cell)
-            ap['channel'] = self._FreqToChannel(freq)
-
-        # BSSID
-        ap['bssid'] = misc.RunRegex(ap_mac_pattern, cell)
-
-        # Mode
-        ap['mode'] = misc.RunRegex(mode_pattern, cell)
-
-        # Break off here if we're using a ralink card
-        if self.wpa_driver == RALINK_DRIVER:
-            ap = self._ParseRalinkAccessPoint(ap, ralink_info, cell)
-        elif misc.RunRegex(wep_pattern, cell) == 'on':
-            # Encryption - Default to WEP
-            ap['encryption'] = True
-            ap['encryption_method'] = 'WEP'
-
-            if misc.RunRegex(wpa1_pattern, cell) == 'WPA Version 1':
-                ap['encryption_method'] = 'WPA'
-
-            if misc.RunRegex(altwpa_pattern, cell) == 'wpa_ie':
-                ap['encryption_method'] = 'WPA'
-
-            if misc.RunRegex(wpa2_pattern, cell) == 'WPA2':
-                ap['encryption_method'] = 'WPA2'
-        else:
-            ap['encryption'] = False
-
-        # Link Quality
-        # Set strength to -1 if the quality is not found
-
-        # more of the patch from
-        # https://bugs.launchpad.net/wicd/+bug/175104
-        if (strength_pattern.match(cell)):
-            [(strength, max_strength)] = strength_pattern.findall(cell)
-            if max_strength:
-                ap["quality"] = 100 * int(strength) // int(max_strength)
-            else:
-                ap["quality"] = int(strength)
-        elif misc.RunRegex(altstrength_pattern,cell):
-            ap['quality'] = misc.RunRegex(altstrength_pattern, cell)
-        else:
-            ap['quality'] = -1
-
-        # Signal Strength (only used if user doesn't want link
-        # quality displayed or it isn't found)
-        if misc.RunRegex(signaldbm_pattern, cell):
-            ap['strength'] = misc.RunRegex(signaldbm_pattern, cell)
-        elif self.wpa_driver != RALINK_DRIVER:  # This is already set for ralink
-            ap['strength'] = -1
-
-        return ap
-
     def _ParseRalinkAccessPoint(self, ap, ralink_info, cell):
         """ Parse encryption and signal strength info for ralink cards
 
@@ -1101,52 +785,8 @@ class WirelessInterface(Interface):
             False otherwise.
 
         """
-        # Right now there's no way to do this for ralink drivers
-        if self.wpa_driver == RALINK_DRIVER or not self.WPA_CLI_FOUND:
-            return True
-
-        MAX_TIME = 15
-        MAX_DISCONNECTED_TIME = 3
-        while (time.time() - auth_time) < MAX_TIME:
-            cmd = 'wpa_cli -i ' + self.iface + ' status'
-            output = misc.Run(cmd)
-            result = misc.RunRegex(auth_pattern, output)
-            if self.verbose:
-                print 'WPA_CLI RESULT IS', result
-
-            if not result:
-                print "WARNING: Received an unexpected result from wpa_cli!" + \
-                      "\nMake sure you're using the right wpa_supplicant " + \
-                      "driver (you probably want wext).\nIf the problem " + \
-                      "persists, please file a bug report."
-                return False
-            if result == "COMPLETED":
-                return True
-            elif result == "DISCONNECTED" and \
-                 (time.time() - auth_time) > MAX_DISCONNECTED_TIME:
-                # Force a rescan to get wpa_supplicant moving again.
-                self._ForceSupplicantScan()
-                MAX_TIME += 5
-            time.sleep(1)
-
-        print 'wpa_supplicant authentication may have failed.'
-        return False
-        
-
-    def _ForceSupplicantScan(self):
-        """ Force wpa_supplicant to rescan available networks.
-    
-        This function forces wpa_supplicant to rescan.
-        This works around authentication validation sometimes failing for
-        wpa_supplicant because it remains in a DISCONNECTED state for 
-        quite a while, after which a rescan is required, and then
-        attempting to authenticate.  This whole process takes a long
-        time, so we manually speed it up if we see it happening.
-        
-        """
-        print 'wpa_supplicant rescan forced...'
-        cmd = 'wpa_cli -i' + self.iface + ' scan'
-        misc.Run(cmd)
+        print 'Implement this in a derived class!'
+        pass
 
     def _AuthenticateRalinkLegacy(self, network):
         """ Authenticate with the specified wireless network.
@@ -1205,154 +845,38 @@ class WirelessInterface(Interface):
                             if self.verbose: print cmd
                             misc.Run(cmd)
 
-    def GetBSSID(self, iwconfig="", fast=True):
+    def GetBSSID(self, iwconfig=None):
         """ Get the MAC address for the interface. """
-        if not self.iface: return ""
-        if fast:
-            return self._fast_get_bssid()
-        else:
-            if not iwconfig:
-                cmd = 'iwconfig ' + self.iface
-                if self.verbose: print cmd
-                output = misc.Run(cmd)
-            else:
-                output = iwconfig
+        print 'Implement this in a derived class!'
+        pass
 
-            bssid = misc.RunRegex(bssid_pattern, output)
-            return bssid
-        
-    def _fast_get_bssid(self):
-        """ Gets the MAC address for the connected AP using ioctl calls. """
-        data = (self.iface + '\0' * 32)[:32]
-        try:
-            result = fcntl.ioctl(self.sock.fileno(), SIOCGIWAP, data)[16:]
-        except IOError, e:
-            if self.verbose:
-                print "SIOCGIWAP failed: " + str(e)
-            return ""
-        raw_addr = struct.unpack("xxBBBBBB", result[:8])
-        return "%02X:%02X:%02X:%02X:%02X:%02X" % raw_addr
-        
-
-
-    def GetSignalStrength(self, iwconfig=None, fast=False):
+    def GetSignalStrength(self, iwconfig=None):
         """ Get the signal strength of the current network.
 
         Returns:
         The signal strength.
 
         """
-        if not self.iface: return -1
-        if fast:
-            return self._get_signal_strength_fast()
+        print 'Implement this in a derived class!'
+        pass
     
-        if not iwconfig:
-            cmd = 'iwconfig ' + self.iface
-            if self.verbose: print cmd
-            output = misc.Run(cmd)
-        else:
-            output = iwconfig
-
-        [(strength, max_strength)] = strength_pattern.findall(output)
-        if max_strength and strength:
-            return 100 * int(strength) // int(max_strength)
-        
-        if strength is None:
-            strength = misc.RunRegex(altstrength_pattern, output)
-        
-        return strength
-    
-    def _get_signal_strength_fast(self):
-        """ Get the link quality using ioctl calls. """
-        buff = get_iw_ioctl_result(self.iface, SIOCGIWSTATS)
-        strength = ord(buff[2])
-        max_strength = self._get_max_strength_fast()
-        if strength and max_strength:
-            return 100 * int(strength) // int(max_strength)
-        
-        return strength
-    
-    def _get_max_strength_fast(self):
-        """ Gets the maximum possible strength from the wireless driver. """
-        buff = array.array('c', '\0' * 700)
-        addr, length = buff.buffer_info()
-        arg = struct.pack('Pi', addr, length)
-        iwfreq = (self.iface + '\0' * 16)[:16] + arg
-        try:
-            result = fcntl.ioctl(self.sock.fileno(), SIOCGIWRANGE, iwfreq)
-        except IOError, e:
-            if self.verbose:
-                print "SIOCGIWRANGE failed: " + str(e)
-            return None
-        # This defines the iwfreq struct, used to get signal strength.
-        fmt = "iiihb6ii4B4Bi32i2i2i2i2i3h8h2b2bhi8i2b3h2i2ihB17x" + 32 * "ihbb"
-        size = struct.calcsize(fmt)
-        data = buff.tostring()
-        data = data[0:size]
-        values = struct.unpack(fmt, data)
-        return values[12]
-    
-    def GetDBMStrength(self, iwconfig=None, fast=False):
+    def GetDBMStrength(self, iwconfig=None):
         """ Get the dBm signal strength of the current network.
 
         Returns:
         The dBm signal strength.
 
         """
-        if not self.iface: return -100
-        if fast:
-            return self._get_dbm_strength_fast()
-        if iwconfig:
-            cmd = 'iwconfig ' + self.iface
-            if self.verbose: print cmd
-            output = misc.Run(cmd)
-        else:
-            output = iwconfig
-        dbm_strength = misc.RunRegex(signaldbm_pattern, output)
-        return dbm_strength
+        print 'Implement this in a derived class!'
+        pass
 
-    def _get_dbm_strength_fast(self):
-        """ Uses the SIOCGIWSTATS ioctl call to get dbm signal strength.
-        
-        Returns:
-        The dBm signal strength or None if it can't be found.
-        
-        """
-        buff = misc.get_irwange_ioctl_result(self.iface, SIOCGIWSTATS)
-        if not buff:
-            return None
-
-        return str((ord(buff[3]) - 256))
-
-
-    def GetCurrentNetwork(self, iwconfig=None, fast=False):
+    def GetCurrentNetwork(self, iwconfig=None):
         """ Get the essid of the current network.
 
         Returns:
         The current network essid.
 
         """
-        if not self.iface: return ""
-        if fast:
-            return self._get_essid_fast()
-
-        if not iwconfig:
-            cmd = 'iwconfig ' + self.iface
-            if self.verbose: print cmd
-            output = misc.Run(cmd)
-        else:
-            output = iwconfig
-        network = misc.RunRegex(re.compile('.*ESSID:"(.*?)"',
-                                           re.I | re.M  | re.S), output)
-        if network:
-            network = misc.to_unicode(network)
-        return network
-    
-    def _get_essid_fast(self):
-        """ Get the current essid using ioctl. """
-        buff = get_iw_ioctl_result(self.iface, SIOCGIWESSID)
-        if not buff:
-            return None
-
-        return buff.strip('\x00')
+        print 'Implement this in a derived class!'
+        pass
 

wicd/wpath.py

@@ -12,13 +12,49 @@ current = os.path.dirname(os.path.realpath(__file__)) + '/'
 # These paths can easily be modified to handle system wide installs, or
 # they can be left as is if all files remain with the source directory
 # layout.
-lib = current
-images = lib + 'images/'
-encryption = lib + 'encryption/templates/'
-bin = current
-etc = current + 'data/'
-networks = lib + 'encryption/configurations/'
-log = current + 'data/'
+
+# These paths are replaced when setup.py configure is run
+
+# All of these paths *MUST* end in a /
+# except the python one, of course as it is an executable
+
+lib = '/usr/lib/wicd/'
+share = '/usr/share/wicd/'
+etc = '/etc/wicd/'
+images = '/usr/share/pixmaps/wicd/'
+encryption = '/etc/wicd/encryption/templates/'
+bin = '/usr/bin/'
+networks = '/var/lib/wicd/configurations/'
+log = '/var/log/wicd/'
+backends = '/usr/lib/wicd/backends/'
+
+# other, less useful entries
+resume = '/etc/acpi/resume.d/'
+suspend = '/etc/acpi/suspend.d/'
+sbin = '/usr/sbin/'
+dbus = '/etc/dbus-1/system.d/'
+desktop = '/usr/share/applications/'
+translations = '/usr/share/locale/'
+icons = '/usr/share/icons/hicolor/'
+autostart = '/etc/xdg/autostart/'
+init = '/etc/init.d/'
+docdir = '/usr/share/doc/wicd/'
+mandir = '/usr/share/man/'
+kdedir = '/usr/share/autostart/'
+
+python = '/usr/bin/python'
+pidfile = '/var/run/wicd/wicd.pid'
+# stores something like other/wicd
+# really only used in the install
+initfile = 'init/debian/wicd'
+# stores only the file name, i.e. wicd
+initfilename = 'wicd'
+no_install_init = False
+no_install_man = False
+no_install_kde = False
+no_install_acpi = False
+no_install_install = False
+no_install_license = False
 
 def chdir(file):
     """Change directory to the location of the specified file.