253 lines
8.3 KiB
Python
253 lines
8.3 KiB
Python
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# vi: ts=4 ai noet
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#
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# Copyright (C) 2006-2007 Red Hat, Inc.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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from gettext import gettext as _
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import gobject, gtk
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import logging
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IW_AUTH_ALG_OPEN_SYSTEM = 0x00000001
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IW_AUTH_ALG_SHARED_KEY = 0x00000002
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IW_AUTH_WPA_VERSION_DISABLED = 0x00000001
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IW_AUTH_WPA_VERSION_WPA = 0x00000002
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IW_AUTH_WPA_VERSION_WPA2 = 0x00000004
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NM_802_11_CAP_NONE = 0x00000000
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NM_802_11_CAP_PROTO_NONE = 0x00000001
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NM_802_11_CAP_PROTO_WEP = 0x00000002
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NM_802_11_CAP_PROTO_WPA = 0x00000004
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NM_802_11_CAP_PROTO_WPA2 = 0x00000008
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NM_802_11_CAP_KEY_MGMT_PSK = 0x00000040
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NM_802_11_CAP_KEY_MGMT_802_1X = 0x00000080
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NM_802_11_CAP_CIPHER_WEP40 = 0x00001000
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NM_802_11_CAP_CIPHER_WEP104 = 0x00002000
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NM_802_11_CAP_CIPHER_TKIP = 0x00004000
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NM_802_11_CAP_CIPHER_CCMP = 0x00008000
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NM_AUTH_TYPE_WPA_PSK_AUTO = 0x00000000
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IW_AUTH_CIPHER_NONE = 0x00000001
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IW_AUTH_CIPHER_WEP40 = 0x00000002
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IW_AUTH_CIPHER_TKIP = 0x00000004
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IW_AUTH_CIPHER_CCMP = 0x00000008
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IW_AUTH_CIPHER_WEP104 = 0x00000010
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IW_AUTH_KEY_MGMT_802_1X = 0x1
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IW_AUTH_KEY_MGMT_PSK = 0x2
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def string_is_hex(key):
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is_hex = True
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for c in key:
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if not 'a' <= c.lower() <= 'f' and not '0' <= c <= '9':
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is_hex = False
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return is_hex
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class KeyDialog(gtk.Dialog):
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def __init__(self, net, async_cb, async_err_cb):
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gtk.Dialog.__init__(self, flags=gtk.DIALOG_MODAL)
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self.set_title("Wireless Key Required")
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self._net = net
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self._async_cb = async_cb
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self._async_err_cb = async_err_cb
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self.set_has_separator(False)
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label = gtk.Label("A wireless encryption key is required for\n" \
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" the wireless network '%s'." % net.get_ssid())
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self.vbox.pack_start(label)
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self._entry = gtk.Entry()
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#self._entry.props.visibility = False
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self._entry.connect('changed', self._update_response_sensitivity)
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self.vbox.pack_start(self._entry)
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self.vbox.set_spacing(6)
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self.vbox.show_all()
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self.add_buttons(gtk.STOCK_CANCEL, gtk.RESPONSE_CANCEL,
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gtk.STOCK_OK, gtk.RESPONSE_OK)
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self.set_default_response(gtk.RESPONSE_OK)
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self._update_response_sensitivity()
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self._entry.grab_focus()
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self.set_has_separator(True)
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def create_security(self):
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raise NotImplementedError
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def get_network(self):
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return self._net
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def get_callbacks(self):
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return (self._async_cb, self._async_err_cb)
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class WEPKeyDialog(KeyDialog):
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def __init__(self, net, async_cb, async_err_cb):
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KeyDialog.__init__(self, net, async_cb, async_err_cb)
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self.store = gtk.ListStore(str, int)
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self.store.append(["Open System", IW_AUTH_ALG_OPEN_SYSTEM])
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self.store.append(["Shared Key", IW_AUTH_ALG_SHARED_KEY])
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self.combo = gtk.ComboBox(self.store)
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cell = gtk.CellRendererText()
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self.combo.pack_start(cell, True)
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self.combo.add_attribute(cell, 'text', 0)
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self.combo.set_active(0)
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self.hbox = gtk.HBox()
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self.hbox.pack_start(gtk.Label(_("Authentication Type:")))
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self.hbox.pack_start(self.combo)
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self.hbox.show_all()
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self.vbox.pack_start(self.hbox)
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def create_security(self):
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key = self._entry.get_text()
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it = self.combo.get_active_iter()
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(auth_alg, ) = self.store.get(it, 1)
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we_cipher = None
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if len(key) == 26:
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we_cipher = IW_AUTH_CIPHER_WEP104
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elif len(key) == 10:
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we_cipher = IW_AUTH_CIPHER_WEP40
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from nminfo import Security
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return Security.new_from_args(we_cipher, (key, auth_alg))
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def _update_response_sensitivity(self, ignored=None):
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key = self._entry.get_text()
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is_hex = string_is_hex(key)
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valid_len = (len(key) == 10 or len(key) == 26)
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self.set_response_sensitive(gtk.RESPONSE_OK, is_hex and valid_len)
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class WPAKeyDialog(KeyDialog):
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def __init__(self, net, async_cb, async_err_cb):
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KeyDialog.__init__(self, net, async_cb, async_err_cb)
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self.store = gtk.ListStore(str, int)
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self.store.append(["Automatic", NM_AUTH_TYPE_WPA_PSK_AUTO])
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if net.get_caps() & NM_802_11_CAP_CIPHER_CCMP:
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self.store.append(["AES-CCMP", IW_AUTH_CIPHER_CCMP])
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if net.get_caps() & NM_802_11_CAP_CIPHER_TKIP:
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self.store.append(["TKIP", IW_AUTH_CIPHER_TKIP])
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self.combo = gtk.ComboBox(self.store)
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cell = gtk.CellRendererText()
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self.combo.pack_start(cell, True)
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self.combo.add_attribute(cell, 'text', 0)
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self.combo.set_active(0)
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self.hbox = gtk.HBox()
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self.hbox.pack_start(gtk.Label(_("Encryption Type:")))
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self.hbox.pack_start(self.combo)
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self.hbox.show_all()
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self.vbox.pack_start(self.hbox)
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def create_security(self):
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ssid = self.get_network().get_ssid()
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key = self._entry.get_text()
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is_hex = string_is_hex(key)
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real_key = None
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if len(key) == 64 and is_hex:
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# Hex key
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real_key = key
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elif len(key) >= 8 and len(key) <= 63:
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# passphrase
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import commands
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(s, o) = commands.getstatusoutput("/usr/sbin/wpa_passphrase '%s' '%s'" % (ssid, key))
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if s != 0:
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raise RuntimeError("Error hashing passphrase: %s" % o)
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lines = o.split("\n")
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for line in lines:
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if line.strip().startswith("psk="):
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real_key = line.strip()[4:]
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if real_key and len(real_key) != 64:
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real_key = None
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if not real_key:
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raise RuntimeError("Invalid key")
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it = self.combo.get_active_iter()
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(we_cipher, ) = self.store.get(it, 1)
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wpa_ver = IW_AUTH_WPA_VERSION_WPA
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caps = self.get_network().get_caps()
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if caps & NM_802_11_CAP_PROTO_WPA2:
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logging.debug("Caps WPA2")
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wpa_ver = IW_AUTH_WPA_VERSION_WPA2
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from nminfo import Security
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logging.debug("new security with caps 0x%X, wpa %d" % (caps, wpa_ver))
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return Security.new_from_args(we_cipher, (real_key, wpa_ver, IW_AUTH_KEY_MGMT_PSK))
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def _update_response_sensitivity(self, ignored=None):
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key = self._entry.get_text()
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is_hex = string_is_hex(key)
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valid = False
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if len(key) == 64 and is_hex:
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# hex key
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valid = True
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elif len(key) >= 8 and len(key) <= 63:
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# passphrase
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valid = True
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self.set_response_sensitive(gtk.RESPONSE_OK, valid)
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return False
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def new_key_dialog(net, async_cb, async_err_cb):
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caps = net.get_caps()
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if (caps & NM_802_11_CAP_CIPHER_TKIP or caps & NM_802_11_CAP_CIPHER_CCMP) and \
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(caps & NM_802_11_CAP_PROTO_WPA or caps & NM_802_11_CAP_PROTO_WPA2):
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return WPAKeyDialog(net, async_cb, async_err_cb)
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elif (caps & NM_802_11_CAP_CIPHER_WEP40 or caps & NM_802_11_CAP_CIPHER_WEP104) and \
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(caps & NM_802_11_CAP_PROTO_WEP):
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return WEPKeyDialog(net, async_cb, async_err_cb)
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else:
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raise RuntimeError("Unhandled network capabilities %x" % caps)
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class FakeNet(object):
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def get_ssid(self):
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return "olpcwpa"
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def get_caps(self):
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# return NM_802_11_CAP_CIPHER_WEP104 | NM_802_11_CAP_PROTO_WEP
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return NM_802_11_CAP_CIPHER_CCMP | NM_802_11_CAP_CIPHER_TKIP | NM_802_11_CAP_PROTO_WPA
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def response_cb(widget, response_id):
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if response_id == gtk.RESPONSE_OK:
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print dialog.get_options()
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else:
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print "canceled"
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widget.hide()
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widget.destroy()
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if __name__ == "__main__":
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net = FakeNet()
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dialog = new_key_dialog(net, None, None)
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dialog.connect("response", response_cb)
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dialog.run()
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