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Fix scanning of hidden networks

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This commit is contained in:
Tom Van Braeckel
2015-02-12 13:44:32 +01:00
parent b0184a6672
commit 8feb310a32
3 changed files with 16 additions and 3 deletions
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5
wicd/backends/be-ioctl.py
View File

@@ -269,9 +269,12 @@ class WirelessInterface(Interface, BaseWirelessInterface):
self.CheckWirelessTools()
@neediface([])
def GetNetworks(self):
def GetNetworks(self, essid=None):
""" Get a list of available wireless networks.
NOTE: the essid parameter is not used here,
it was added for the iwlist scan for hidden networks.
Returns:
A list containing available wireless networks.

3
wicd/networking.py
View File

@@ -648,6 +648,7 @@ class Wireless(Controller):
# If there is a hidden essid then set it now, so that when it is
# scanned it will be recognized.
# Note: this does not always work, sometimes we have to pass it with "iwlist wlan0 scan essid -- XXXXX"
essid = misc.Noneify(essid)
if essid is not None:
print 'Setting hidden essid ' + essid
@@ -655,7 +656,7 @@ class Wireless(Controller):
# sleep for a bit; scanning to fast will result in nothing
time.sleep(1)
aps = wiface.GetNetworks()
aps = wiface.GetNetworks(essid)
aps.sort(cmp=comp, reverse=True)
return aps

11
wicd/wnettools.py
View File

@@ -1339,14 +1339,23 @@ class BaseWirelessInterface(BaseInterface):
misc.Run(cmd)
@neediface([])
def GetNetworks(self):
def GetNetworks(self, essid=None):
""" Get a list of available wireless networks.
Returns:
A list containing available wireless networks.
"""
cmd = 'iwlist ' + self.iface + ' scan'
# If there is a hidden essid then it was set earlier, with iwconfig wlan0 essid,
# but on some drivers (iwlwifi, in my case) we have to pass it to iwlist scan.
essid = misc.Noneify(essid)
if essid is not None:
print 'Passing hidden essid to iwlist scan: ' + essid
cmd = cmd + ' essid ' + essid
if self.verbose:
print cmd
results = misc.Run(cmd)