diff options
Diffstat (limited to 'src/hardware')
| -rw-r--r-- | src/hardware/Makefile.am | 13 | ||||
| -rw-r--r-- | src/hardware/NetworkManagerInfo.conf | 26 | ||||
| -rw-r--r-- | src/hardware/__init__.py | 16 | ||||
| -rw-r--r-- | src/hardware/hardwaremanager.py | 143 | ||||
| -rw-r--r-- | src/hardware/keydialog.py | 351 | ||||
| -rw-r--r-- | src/hardware/nmclient.py | 721 | ||||
| -rw-r--r-- | src/hardware/nminfo.py | 525 | ||||
| -rw-r--r-- | src/hardware/schoolserver.py | 45 |
8 files changed, 1840 insertions, 0 deletions
diff --git a/src/hardware/Makefile.am b/src/hardware/Makefile.am new file mode 100644 index 0000000..8cd9c77 --- /dev/null +++ b/src/hardware/Makefile.am @@ -0,0 +1,13 @@ +sugardir = $(pkgdatadir)/shell/hardware +sugar_PYTHON = \ + __init__.py \ + hardwaremanager.py \ + keydialog.py \ + nmclient.py \ + nminfo.py \ + schoolserver.py + +dbusservicedir = $(sysconfdir)/dbus-1/system.d/ +dbusservice_DATA = NetworkManagerInfo.conf + +EXTRA_DIST = $(dbusservice_DATA) diff --git a/src/hardware/NetworkManagerInfo.conf b/src/hardware/NetworkManagerInfo.conf new file mode 100644 index 0000000..4fb8270 --- /dev/null +++ b/src/hardware/NetworkManagerInfo.conf @@ -0,0 +1,26 @@ +<!DOCTYPE busconfig PUBLIC + "-//freedesktop//DTD D-BUS Bus Configuration 1.0//EN" + "http://www.freedesktop.org/standards/dbus/1.0/busconfig.dtd"> +<busconfig> + <policy user="root"> + <allow own="org.freedesktop.NetworkManagerInfo"/> + + <allow send_destination="org.freedesktop.NetworkManagerInfo"/> + <allow send_interface="org.freedesktop.NetworkManagerInfo"/> + </policy> + <policy at_console="true"> + <allow own="org.freedesktop.NetworkManagerInfo"/> + + <allow send_destination="org.freedesktop.NetworkManagerInfo"/> + <allow send_interface="org.freedesktop.NetworkManagerInfo"/> + </policy> + <policy context="default"> + <deny own="org.freedesktop.NetworkManagerInfo"/> + + <deny send_destination="org.freedesktop.NetworkManagerInfo"/> + <deny send_interface="org.freedesktop.NetworkManagerInfo"/> + </policy> + + <limit name="max_replies_per_connection">512</limit> +</busconfig> + diff --git a/src/hardware/__init__.py b/src/hardware/__init__.py new file mode 100644 index 0000000..a9dd95a --- /dev/null +++ b/src/hardware/__init__.py @@ -0,0 +1,16 @@ +# Copyright (C) 2006-2007, Red Hat, Inc. +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# 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, write to the Free Software +# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + diff --git a/src/hardware/hardwaremanager.py b/src/hardware/hardwaremanager.py new file mode 100644 index 0000000..4eeac03 --- /dev/null +++ b/src/hardware/hardwaremanager.py @@ -0,0 +1,143 @@ +# Copyright (C) 2006-2007 Red Hat, Inc. +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# 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, write to the Free Software +# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + +import logging + +import dbus +import gst +import gst.interfaces + +from hardware.nmclient import NMClient +from sugar.profile import get_profile +from sugar import env + +_HARDWARE_MANAGER_INTERFACE = 'org.laptop.HardwareManager' +_HARDWARE_MANAGER_SERVICE = 'org.laptop.HardwareManager' +_HARDWARE_MANAGER_OBJECT_PATH = '/org/laptop/HardwareManager' + +COLOR_MODE = 0 +B_AND_W_MODE = 1 + +class HardwareManager(object): + def __init__(self): + try: + bus = dbus.SystemBus() + proxy = bus.get_object(_HARDWARE_MANAGER_SERVICE, + _HARDWARE_MANAGER_OBJECT_PATH) + self._service = dbus.Interface(proxy, _HARDWARE_MANAGER_INTERFACE) + except dbus.DBusException, e: + self._service = None + logging.info('Hardware manager service not found.') + + self._mixer = gst.element_factory_make('alsamixer') + self._mixer.set_state(gst.STATE_PAUSED) + + self._master = None + for track in self._mixer.list_tracks(): + if track.flags & gst.interfaces.MIXER_TRACK_MASTER: + self._master = track + + def get_volume(self): + if not self._mixer or not self._master: + logging.error('Cannot get the volume') + return self._convert_volume(0) + + max_volume = self._master.max_volume + min_volume = self._master.min_volume + volume = self._mixer.get_volume(self._master)[0] + + return volume * 100.0 / (max_volume - min_volume) + min_volume + + def set_volume(self, volume): + if not self._mixer or not self._master: + logging.error('Cannot set the volume') + + if volume < 0 or volume > 100: + logging.error('Trying to set an invalid volume value.') + return + + max_volume = self._master.max_volume + min_volume = self._master.min_volume + + volume = volume * (max_volume - min_volume) / 100.0 + min_volume + volume_list = [ volume ] * self._master.num_channels + + self._mixer.set_volume(self._master, tuple(volume_list)) + + def set_mute(self, mute): + if not self._mixer or not self._master: + logging.error('Cannot mute the audio channel') + self._mixer.set_mute(self._master, mute) + + def startup(self): + if env.is_emulator() is False: + profile = get_profile() + self.set_volume(profile.sound_volume) + + def shutdown(self): + if env.is_emulator() is False: + profile = get_profile() + profile.sound_volume = self.get_volume() + profile.save() + + def set_dcon_freeze(self, frozen): + if not self._service: + return + + self._service.set_dcon_freeze(frozen) + + def set_display_mode(self, mode): + if not self._service: + return + + self._service.set_display_mode(mode) + + def set_display_brightness(self, level): + if not self._service: + logging.error('Cannot set display brightness') + return + + self._service.set_display_brightness(level) + + def get_display_brightness(self): + if not self._service: + logging.error('Cannot get display brightness') + return + + return self._service.get_display_brightness() + + def toggle_keyboard_brightness(self): + if not self._service: + return + + if self._service.get_keyboard_brightness(): + self._service.set_keyboard_brightness(False) + else: + self._service.set_keyboard_brightness(True) + +def get_manager(): + return _manager + +def get_network_manager(): + return _network_manager + +_manager = HardwareManager() + +try: + _network_manager = NMClient() +except dbus.DBusException, e: + _network_manager = None + logging.info('Network manager service not found.') diff --git a/src/hardware/keydialog.py b/src/hardware/keydialog.py new file mode 100644 index 0000000..d336ab9 --- /dev/null +++ b/src/hardware/keydialog.py @@ -0,0 +1,351 @@ +# vi: ts=4 ai noet +# +# Copyright (C) 2006-2007 Red Hat, Inc. +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# 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, write to the Free Software +# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + +import md5 +from gettext import gettext as _ + +import gobject, gtk + +IW_AUTH_ALG_OPEN_SYSTEM = 0x00000001 +IW_AUTH_ALG_SHARED_KEY = 0x00000002 + +IW_AUTH_WPA_VERSION_DISABLED = 0x00000001 +IW_AUTH_WPA_VERSION_WPA = 0x00000002 +IW_AUTH_WPA_VERSION_WPA2 = 0x00000004 + +NM_802_11_CAP_NONE = 0x00000000 +NM_802_11_CAP_PROTO_NONE = 0x00000001 +NM_802_11_CAP_PROTO_WEP = 0x00000002 +NM_802_11_CAP_PROTO_WPA = 0x00000004 +NM_802_11_CAP_PROTO_WPA2 = 0x00000008 +NM_802_11_CAP_KEY_MGMT_PSK = 0x00000040 +NM_802_11_CAP_KEY_MGMT_802_1X = 0x00000080 +NM_802_11_CAP_CIPHER_WEP40 = 0x00001000 +NM_802_11_CAP_CIPHER_WEP104 = 0x00002000 +NM_802_11_CAP_CIPHER_TKIP = 0x00004000 +NM_802_11_CAP_CIPHER_CCMP = 0x00008000 + +NM_AUTH_TYPE_WPA_PSK_AUTO = 0x00000000 +IW_AUTH_CIPHER_NONE = 0x00000001 +IW_AUTH_CIPHER_WEP40 = 0x00000002 +IW_AUTH_CIPHER_TKIP = 0x00000004 +IW_AUTH_CIPHER_CCMP = 0x00000008 +IW_AUTH_CIPHER_WEP104 = 0x00000010 + +IW_AUTH_KEY_MGMT_802_1X = 0x1 +IW_AUTH_KEY_MGMT_PSK = 0x2 + +def string_is_hex(key): + is_hex = True + for c in key: + if not 'a' <= c.lower() <= 'f' and not '0' <= c <= '9': + is_hex = False + return is_hex + +def string_is_ascii(string): + try: + string.encode('ascii') + return True + except: + return False + +def string_to_hex(passphrase): + key = '' + for c in passphrase: + key += '%02x' % ord(c) + return key + +def hash_passphrase(passphrase): + # passphrase must have a length of 64 + if len(passphrase) > 64: + passphrase = passphrase[:64] + elif len(passphrase) < 64: + while len(passphrase) < 64: + passphrase += passphrase[:64 - len(passphrase)] + passphrase = md5.new(passphrase).digest() + return string_to_hex(passphrase)[:26] + +class KeyDialog(gtk.Dialog): + def __init__(self, net, async_cb, async_err_cb): + gtk.Dialog.__init__(self, flags=gtk.DIALOG_MODAL) + self.set_title("Wireless Key Required") + + self._net = net + self._async_cb = async_cb + self._async_err_cb = async_err_cb + + self.set_has_separator(False) + + label = gtk.Label("A wireless encryption key is required for\n" \ + " the wireless network '%s'." % net.get_ssid()) + self.vbox.pack_start(label) + + self.add_buttons(gtk.STOCK_CANCEL, gtk.RESPONSE_CANCEL, + gtk.STOCK_OK, gtk.RESPONSE_OK) + self.set_default_response(gtk.RESPONSE_OK) + self.set_has_separator(True) + + def add_key_entry(self): + self._entry = gtk.Entry() + #self._entry.props.visibility = False + self._entry.connect('changed', self._update_response_sensitivity) + self._entry.connect('activate', self._entry_activate_cb) + self.vbox.pack_start(self._entry) + self.vbox.set_spacing(6) + self.vbox.show_all() + + self._update_response_sensitivity() + self._entry.grab_focus() + + def _entry_activate_cb(self, entry): + self.response(gtk.RESPONSE_OK) + + def create_security(self): + raise NotImplementedError + + def get_network(self): + return self._net + + def get_callbacks(self): + return (self._async_cb, self._async_err_cb) + +WEP_PASSPHRASE = 1 +WEP_HEX = 2 +WEP_ASCII = 3 + +class WEPKeyDialog(KeyDialog): + def __init__(self, net, async_cb, async_err_cb): + KeyDialog.__init__(self, net, async_cb, async_err_cb) + + # WEP key type + self.key_store = gtk.ListStore(str, int) + self.key_store.append(["Passphrase (128-bit)", WEP_PASSPHRASE]) + self.key_store.append(["Hex (40/128-bit)", WEP_HEX]) + self.key_store.append(["ASCII (40/128-bit)", WEP_ASCII]) + + self.key_combo = gtk.ComboBox(self.key_store) + cell = gtk.CellRendererText() + self.key_combo.pack_start(cell, True) + self.key_combo.add_attribute(cell, 'text', 0) + self.key_combo.set_active(0) + self.key_combo.connect('changed', self._key_combo_changed_cb) + + hbox = gtk.HBox() + hbox.pack_start(gtk.Label(_("Key Type:"))) + hbox.pack_start(self.key_combo) + hbox.show_all() + self.vbox.pack_start(hbox) + + # Key entry field + self.add_key_entry() + + # WEP authentication mode + self.auth_store = gtk.ListStore(str, int) + self.auth_store.append(["Open System", IW_AUTH_ALG_OPEN_SYSTEM]) + self.auth_store.append(["Shared Key", IW_AUTH_ALG_SHARED_KEY]) + + self.auth_combo = gtk.ComboBox(self.auth_store) + cell = gtk.CellRendererText() + self.auth_combo.pack_start(cell, True) + self.auth_combo.add_attribute(cell, 'text', 0) + self.auth_combo.set_active(0) + + hbox = gtk.HBox() + hbox.pack_start(gtk.Label(_("Authentication Type:"))) + hbox.pack_start(self.auth_combo) + hbox.show_all() + + self.vbox.pack_start(hbox) + + def _key_combo_changed_cb(self, widget): + self._update_response_sensitivity() + + def _get_security(self): + key = self._entry.get_text() + + it = self.key_combo.get_active_iter() + (key_type, ) = self.key_store.get(it, 1) + + if key_type == WEP_PASSPHRASE: + key = hash_passphrase(key) + elif key_type == WEP_ASCII: + key = string_to_hex(key) + + it = self.auth_combo.get_active_iter() + (auth_alg, ) = self.auth_store.get(it, 1) + + we_cipher = None + if len(key) == 26: + we_cipher = IW_AUTH_CIPHER_WEP104 + elif len(key) == 10: + we_cipher = IW_AUTH_CIPHER_WEP40 + + return (we_cipher, key, auth_alg) + + def print_security(self): + (we_cipher, key, auth_alg) = self._get_security() + print "Cipher: %d" % we_cipher + print "Key: %s" % key + print "Auth: %d" % auth_alg + + def create_security(self): + (we_cipher, key, auth_alg) = self._get_security() + from nminfo import Security + return Security.new_from_args(we_cipher, (key, auth_alg)) + + def _update_response_sensitivity(self, ignored=None): + key = self._entry.get_text() + it = self.key_combo.get_active_iter() + (key_type, ) = self.key_store.get(it, 1) + + valid = False + if key_type == WEP_PASSPHRASE: + # As the md5 passphrase can be of any length and has no indicator, + # we cannot check for the validity of the input. + if len(key) > 0: + valid = True + elif key_type == WEP_ASCII: + if len(key) == 5 or len(key) == 13: + valid = string_is_ascii(key) + elif key_type == WEP_HEX: + if len(key) == 10 or len(key) == 26: + valid = string_is_hex(key) + + self.set_response_sensitive(gtk.RESPONSE_OK, valid) + +class WPAKeyDialog(KeyDialog): + def __init__(self, net, async_cb, async_err_cb): + KeyDialog.__init__(self, net, async_cb, async_err_cb) + self.add_key_entry() + + self.store = gtk.ListStore(str, int) + self.store.append(["Automatic", NM_AUTH_TYPE_WPA_PSK_AUTO]) + if net.get_caps() & NM_802_11_CAP_CIPHER_CCMP: + self.store.append(["AES-CCMP", IW_AUTH_CIPHER_CCMP]) + if net.get_caps() & NM_802_11_CAP_CIPHER_TKIP: + self.store.append(["TKIP", IW_AUTH_CIPHER_TKIP]) + + self.combo = gtk.ComboBox(self.store) + cell = gtk.CellRendererText() + self.combo.pack_start(cell, True) + self.combo.add_attribute(cell, 'text', 0) + self.combo.set_active(0) + + self.hbox = gtk.HBox() + self.hbox.pack_start(gtk.Label(_("Encryption Type:"))) + self.hbox.pack_start(self.combo) + self.hbox.show_all() + + self.vbox.pack_start(self.hbox) + + def _get_security(self): + ssid = self.get_network().get_ssid() + key = self._entry.get_text() + is_hex = string_is_hex(key) + + real_key = None + if len(key) == 64 and is_hex: + # Hex key + real_key = key + elif len(key) >= 8 and len(key) <= 63: + # passphrase + import commands + (s, o) = commands.getstatusoutput("/usr/sbin/wpa_passphrase '%s' '%s'" % (ssid, key)) + if s != 0: + raise RuntimeError("Error hashing passphrase: %s" % o) + lines = o.split("\n") + for line in lines: + if line.strip().startswith("psk="): + real_key = line.strip()[4:] + if real_key and len(real_key) != 64: + real_key = None + + if not real_key: + raise RuntimeError("Invalid key") + + it = self.combo.get_active_iter() + (we_cipher, ) = self.store.get(it, 1) + + wpa_ver = IW_AUTH_WPA_VERSION_WPA + caps = self.get_network().get_caps() + if caps & NM_802_11_CAP_PROTO_WPA2: + wpa_ver = IW_AUTH_WPA_VERSION_WPA2 + + return (we_cipher, real_key, wpa_ver) + + def print_security(self): + (we_cipher, key, wpa_ver) = self._get_security() + print "Cipher: %d" % we_cipher + print "Key: %s" % key + print "WPA Ver: %d" % wpa_ver + + def create_security(self): + (we_cipher, key, wpa_ver) = self._get_security() + from nminfo import Security + return Security.new_from_args(we_cipher, (key, wpa_ver, IW_AUTH_KEY_MGMT_PSK)) + + def _update_response_sensitivity(self, ignored=None): + key = self._entry.get_text() + is_hex = string_is_hex(key) + + valid = False + if len(key) == 64 and is_hex: + # hex key + valid = True + elif len(key) >= 8 and len(key) <= 63: + # passphrase + valid = True + self.set_response_sensitive(gtk.RESPONSE_OK, valid) + return False + +def new_key_dialog(net, async_cb, async_err_cb): + caps = net.get_caps() + if (caps & NM_802_11_CAP_CIPHER_TKIP or caps & NM_802_11_CAP_CIPHER_CCMP) and \ + (caps & NM_802_11_CAP_PROTO_WPA or caps & NM_802_11_CAP_PROTO_WPA2): + return WPAKeyDialog(net, async_cb, async_err_cb) + elif (caps & NM_802_11_CAP_CIPHER_WEP40 or caps & NM_802_11_CAP_CIPHER_WEP104) and \ + (caps & NM_802_11_CAP_PROTO_WEP): + return WEPKeyDialog(net, async_cb, async_err_cb) + else: + raise RuntimeError("Unhandled network capabilities %x" % caps) + + + +class FakeNet(object): + def get_ssid(self): + return "olpcwpa" + + def get_caps(self): +# return NM_802_11_CAP_CIPHER_WEP104 | NM_802_11_CAP_PROTO_WEP + return NM_802_11_CAP_CIPHER_CCMP | NM_802_11_CAP_CIPHER_TKIP | NM_802_11_CAP_PROTO_WPA + +def response_cb(widget, response_id): + if response_id == gtk.RESPONSE_OK: + print dialog.print_security() + else: + print "canceled" + widget.hide() + widget.destroy() + + +if __name__ == "__main__": + net = FakeNet() + dialog = new_key_dialog(net, None, None) + dialog.connect("response", response_cb) + dialog.run() + diff --git a/src/hardware/nmclient.py b/src/hardware/nmclient.py new file mode 100644 index 0000000..d23a206 --- /dev/null +++ b/src/hardware/nmclient.py @@ -0,0 +1,721 @@ +# +# Copyright (C) 2006-2007 Red Hat, Inc. +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# 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, write to the Free Software +# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + +import logging +import os + +import dbus +import dbus.glib +import dbus.decorators +import gobject +import gtk + +from hardware import nminfo +from sugar.graphics import xocolor + +IW_AUTH_ALG_OPEN_SYSTEM = 0x00000001 +IW_AUTH_ALG_SHARED_KEY = 0x00000002 + +NM_DEVICE_STAGE_STRINGS=("Unknown", + "Prepare", + "Config", + "Need Users Key", + "IP Config", + "IP Config Get", + "IP Config Commit", + "Activated", + "Failed", + "Canceled" +) + +NM_SERVICE = 'org.freedesktop.NetworkManager' +NM_IFACE = 'org.freedesktop.NetworkManager' +NM_IFACE_DEVICES = 'org.freedesktop.NetworkManager.Devices' +NM_PATH = '/org/freedesktop/NetworkManager' + +DEVICE_TYPE_UNKNOWN = 0 +DEVICE_TYPE_802_3_ETHERNET = 1 +DEVICE_TYPE_802_11_WIRELESS = 2 +DEVICE_TYPE_802_11_MESH_OLPC = 3 + +NM_DEVICE_CAP_NONE = 0x00000000 +NM_DEVICE_CAP_NM_SUPPORTED = 0x00000001 +NM_DEVICE_CAP_CARRIER_DETECT = 0x00000002 +NM_DEVICE_CAP_WIRELESS_SCAN = 0x00000004 + +sys_bus = dbus.SystemBus() + +NM_802_11_CAP_NONE = 0x00000000 +NM_802_11_CAP_PROTO_NONE = 0x00000001 +NM_802_11_CAP_PROTO_WEP = 0x00000002 +NM_802_11_CAP_PROTO_WPA = 0x00000004 +NM_802_11_CAP_PROTO_WPA2 = 0x00000008 +NM_802_11_CAP_KEY_MGMT_PSK = 0x00000040 +NM_802_11_CAP_KEY_MGMT_802_1X = 0x00000080 +NM_802_11_CAP_CIPHER_WEP40 = 0x00001000 +NM_802_11_CAP_CIPHER_WEP104 = 0x00002000 +NM_802_11_CAP_CIPHER_TKIP = 0x00004000 +NM_802_11_CAP_CIPHER_CCMP = 0x00008000 + +NETWORK_STATE_CONNECTING = 0 +NETWORK_STATE_CONNECTED = 1 +NETWORK_STATE_NOTCONNECTED = 2 + +DEVICE_STATE_ACTIVATING = 0 +DEVICE_STATE_ACTIVATED = 1 +DEVICE_STATE_INACTIVE = 2 + +IW_MODE_ADHOC = 1 +IW_MODE_INFRA = 2 + +class Network(gobject.GObject): + __gsignals__ = { + 'initialized' : (gobject.SIGNAL_RUN_FIRST, + gobject.TYPE_NONE, ([gobject.TYPE_BOOLEAN])), + 'strength-changed': (gobject.SIGNAL_RUN_FIRST, + gobject.TYPE_NONE, ([])), + 'state-changed' : (gobject.SIGNAL_RUN_FIRST, + gobject.TYPE_NONE, ([])) + } + + def __init__(self, client, op): + gobject.GObject.__init__(self) + self._client = client + self._op = op + self._ssid = None + self._mode = None + self._strength = 0 + self._caps = 0 + self._valid = False + self._favorite = False + self._state = NETWORK_STATE_NOTCONNECTED + + obj = sys_bus.get_object(NM_SERVICE, self._op) + net = dbus.Interface(obj, NM_IFACE_DEVICES) + net.getProperties(reply_handler=self._update_reply_cb, + error_handler=self._update_error_cb) + + def _update_reply_cb(self, *props): + self._ssid = props[1] + self._strength = props[3] + self._mode = props[6] + self._caps = props[7] + if self._caps & NM_802_11_CAP_PROTO_WPA or self._caps & NM_802_11_CAP_PROTO_WPA2: + if not (self._caps & NM_802_11_CAP_KEY_MGMT_PSK): + # 802.1x is not supported at this time + logging.debug("Net(%s): ssid '%s' dropping because 802.1x is unsupported" % (self._op, + self._ssid)) + self._valid = False + self.emit('initialized', self._valid) + return + if self._mode != IW_MODE_INFRA: + # Don't show Ad-Hoc networks; they usually don't DHCP and therefore + # won't work well here. This also works around the bug where we show + # our own mesh SSID on the Mesh view when in mesh mode + logging.debug("Net(%s): ssid '%s' is adhoc; not showing" % (self._op, + self._ssid)) + self._valid = False + self.emit('initialized', self._valid) + return + + fav_nets = [] + if self._client.nminfo: + fav_nets = self._client.nminfo.get_networks(nminfo.NETWORK_TYPE_ALLOWED) + if self._ssid in fav_nets: + self._favorite = True + + self._valid = True + logging.debug("Net(%s): caps 0x%X" % (self._ssid, self._caps)) + self.emit('initialized', self._valid) + + def _update_error_cb(self, err): + logging.debug("Net(%s): failed to update. (%s)" % (self._op, err)) + self._valid = False + self.emit('initialized', self._valid) + + def get_colors(self): + import sha + sh = sha.new() + data = self._ssid + hex(self._caps) + hex(self._mode) + sh.update(data) + h = hash(sh.digest()) + idx = h % len(xocolor._colors) + # stroke, fill + return (xocolor._colors[idx][0], xocolor._colors[idx][1]) + + def get_ssid(self): + return self._ssid + + def get_caps(self): + return self._caps + + def get_mode(self): + return self._mode + + def get_state(self): + return self._state + + def set_state(self, state): + if state == self._state: + return + self._state = state + if self._valid: + self.emit('state-changed') + + def get_op(self): + return self._op + + def get_strength(self): + return self._strength + + def set_strength(self, strength): + if strength == self._strength: + return + self._strength = strength + if self._valid: + self.emit('strength-changed') + + def is_valid(self): + return self._valid + + def is_favorite(self): + return self._favorite + +class Device(gobject.GObject): + __gsignals__ = { + 'initialized': (gobject.SIGNAL_RUN_FIRST, + gobject.TYPE_NONE, ([])), + 'init-failed': (gobject.SIGNAL_RUN_FIRST, + gobject.TYPE_NONE, ([])), + 'ssid-changed': (gobject.SIGNAL_RUN_FIRST, + gobject.TYPE_NONE, ([])), + 'strength-changed': (gobject.SIGNAL_RUN_FIRST, + gobject.TYPE_NONE, ([])), + 'state-changed': (gobject.SIGNAL_RUN_FIRST, + gobject.TYPE_NONE, ([])), + 'activation-stage-changed': (gobject.SIGNAL_RUN_FIRST, + gobject.TYPE_NONE, ([])), + 'network-appeared': (gobject.SIGNAL_RUN_FIRST, + gobject.TYPE_NONE, + ([gobject.TYPE_PYOBJECT])), + 'network-disappeared': (gobject.SIGNAL_RUN_FIRST, + gobject.TYPE_NONE, + ([gobject.TYPE_PYOBJECT])) + } + + def __init__(self, client, op): + gobject.GObject.__init__(self) + self._client = client + self._op = op + self._iface = None + self._type = DEVICE_TYPE_UNKNOWN + self._udi = None + self._active = False + self._act_stage = 0 + self._strength = 0 + self._freq = 0.0 + self._link = False + self._valid = False + self._networks = {} + self._caps = 0 + self._state = DEVICE_STATE_INACTIVE + self._active_network = None + self._active_net_sigid = 0 + + obj = sys_bus.get_object(NM_SERVICE, self._op) + self.dev = dbus.Interface(obj, NM_IFACE_DEVICES) + self.dev.getProperties(reply_handler=self._update_reply_cb, + error_handler=self._update_error_cb) + + def _is_activating(self): + if self._active and self._act_stage >= 1 and self._act_stage <= 6: + return True + return False + + def _is_activated(self): + if self._active and self._act_stage == 7: + return True + return False + + def _update_reply_cb(self, *props): + self._iface = props[1] + self._type = props[2] + self._udi = props[3] + self._active = props[4] + self._act_stage = props[5] + self._link = props[15] + self._caps = props[17] + + if self._type == DEVICE_TYPE_802_11_WIRELESS: + old_strength = self._strength + self._strength = props[14] + if self._strength != old_strength: + if self._valid: + self.emit('strength-changed') + self._update_networks(props[20], props[19]) + elif self._type == DEVICE_TYPE_802_11_MESH_OLPC: + old_strength = self._strength + self._strength = props[14] + if self._strength != old_strength: + if self._valid: + self.emit('strength-changed') + + self._valid = True + + if self._is_activating(): + self.set_state(DEVICE_STATE_ACTIVATING) + elif self._is_activated(): + self.set_state(DEVICE_STATE_ACTIVATED) + else: + self.set_state(DEVICE_STATE_INACTIVE) + + self.emit('initialized') + + def _update_networks(self, net_ops, active_op): + for op in net_ops: + net = Network(self._client, op) + self._networks[op] = net + net.connect('initialized', lambda *args: self._net_initialized_cb(active_op, *args)) + + def _update_error_cb(self, err): + logging.debug("Device(%s): failed to update. (%s)" % (self._op, err)) + self._valid = False + self.emit('init-failed') + + def _net_initialized_cb(self, active_op, net, valid): + net_op = net.get_op() + if not self._networks.has_key(net_op): + return + + if not valid: + # init failure + del self._networks[net_op] + return + + # init success + if self._valid: + self.emit('network-appeared', net) + if active_op and net_op == active_op: + self.set_active_network(net) + + def get_op(self): + return self._op + + def get_networks(self): + ret = [] + for net in self._networks.values(): + if net.is_valid(): + ret.append(net) + return ret + + def get_network(self, op): + if self._networks.has_key(op) and self._networks[op].is_valid(): + return self._networks[op] + return None + + def get_network_ops(self): + ret = [] + for net in self._networks.values(): + if net.is_valid(): + ret.append(net.get_op()) + return ret + + def get_mesh_step(self): + if self._type != DEVICE_TYPE_802_11_MESH_OLPC: + raise RuntimeError("Only valid for mesh devices") + try: + step = self.dev.getMeshStep(timeout=3) + except dbus.DBusException, e: + step = 0 + return step + + def get_frequency(self): + freq = 0.0 + try: + freq = self.dev.getFrequency(timeout=3) + except dbus.DBusException, e: + pass + # Hz -> GHz + self._freq = freq / 1000000000.0 + return self._freq + + def get_strength(self): + return self._strength + + def set_strength(self, strength): + if strength == self._strength: + return False + + if strength >= 0 and strength <= 100: + self._strength = strength + else: + self._strength = 0 + + if self._valid: + self.emit('strength-changed') + + def network_appeared(self, network): + if self._networks.has_key(network): + return + net = Network(self._client, network) + self._networks[network] = net + net.connect('initialized', lambda *args: self._net_initialized_cb(None, *args)) + + def network_disappeared(self, network): + if not self._networks.has_key(network): + return + + if self._valid: + self.emit('network-disappeared', self._networks[network]) + + del self._networks[network] + + def set_active_network(self, network): + if self._active_network == network: + return + + # Make sure the old one doesn't get a stuck state + if self._active_network: + self._active_network.set_state(NETWORK_STATE_NOTCONNECTED) + self._active_network.disconnect(self._active_net_sigid) + + self._active_network = network + + if self._active_network: + self._active_net_sigid = self._active_network.connect("initialized", + self._active_net_initialized); + + # don't emit ssid-changed for networks that are not yet valid + if self._valid: + if self._active_network and self._active_network.is_valid(): + self.emit('ssid-changed') + elif not self._active_network: + self.emit('ssid-changed') + + def _active_net_initialized(self, net, user_data=None): + if self._active_network and self._active_network.is_valid(): + self.emit('ssid-changed') + + def _get_active_net_cb(self, state, net_op): + if not self._networks.has_key(net_op): + self.set_active_network(None) + return + + self.set_active_network(self._networks[net_op]) + + _device_to_network_state = { + DEVICE_STATE_ACTIVATING : NETWORK_STATE_CONNECTING, + DEVICE_STATE_ACTIVATED : NETWORK_STATE_CONNECTED, + DEVICE_STATE_INACTIVE : NETWORK_STATE_NOTCONNECTED + } + + network_state = _device_to_network_state[state] + self._active_network.set_state(network_state) + + def _get_active_net_error_cb(self, err): + logging.debug("Couldn't get active network: %s" % err) + self.set_active_network(None) + + def get_state(self): + return self._state + + def set_state(self, state): + if state == self._state: + return + + if state == DEVICE_STATE_INACTIVE: + self._act_stage = 0 + + self._state = state + if self._valid: + self.emit('state-changed') + + if self._type == DEVICE_TYPE_802_11_WIRELESS: + if state == DEVICE_STATE_INACTIVE: + self.set_active_network(None) + else: + self.dev.getActiveNetwork(reply_handler=lambda *args: self._get_active_net_cb(state, *args), + error_handler=self._get_active_net_error_cb) + + def set_activation_stage(self, stage): + if stage == self._act_stage: + return + self._act_stage = stage + if self._valid: + self.emit('activation-stage-changed') + + def get_activation_stage(self): + return self._act_stage + + def get_ssid(self): + if self._active_network and self._active_network.is_valid(): + return self._active_network.get_ssid() + elif not self._active_network: + return None + + def get_active_network(self): + return self._active_network + + def get_type(self): + return self._type + + def is_valid(self): + return self._valid + + def set_carrier(self, on): + self._link = on + + def get_capabilities(self): + return self._caps + +class NMClient(gobject.GObject): + __gsignals__ = { + 'device-added' : (gobject.SIGNAL_RUN_FIRST, + gobject.TYPE_NONE, + ([gobject.TYPE_PYOBJECT])), + 'device-activated' : (gobject.SIGNAL_RUN_FIRST, + gobject.TYPE_NONE, + ([gobject.TYPE_PYOBJECT])), + 'device-activating': (gobject.SIGNAL_RUN_FIRST, + gobject.TYPE_NONE, + ([gobject.TYPE_PYOBJECT])), + 'device-removed' : (gobject.SIGNAL_RUN_FIRST, + gobject.TYPE_NONE, + ([gobject.TYPE_PYOBJECT])) + } + + def __init__(self): + gobject.GObject.__init__(self) + + self.nminfo = None + self._nm_present = False + self._update_timer = 0 + self._devices = {} + + try: + self.nminfo = nminfo.NMInfo(self) + except RuntimeError: + pass + self._setup_dbus() + if self._nm_present: + self._get_initial_devices() + + def get_devices(self): + return self._devices.values() + + def _get_initial_devices_reply_cb(self, ops): + for op in ops: + self._add_device(op) + + def _dev_initialized_cb(self, dev): + self.emit('device-added', dev) + + def _dev_init_failed_cb(self, dev): + # Device failed to initialize, likely due to dbus errors or something + op = dev.get_op() + self._remove_device(op) + + def _get_initial_devices_error_cb(self, err): + logging.debug("Error updating devices (%s)" % err) + + def _get_initial_devices(self): + self._nm_obj.getDevices(reply_handler=self._get_initial_devices_reply_cb, \ + error_handler=self._get_initial_devices_error_cb) + + def _add_device(self, dev_op): + if self._devices.has_key(dev_op): + return + dev = Device(self, dev_op) + self._devices[dev_op] = dev + dev.connect('init-failed', self._dev_init_failed_cb) + dev.connect('initialized', self._dev_initialized_cb) + dev.connect('state-changed', self._dev_state_changed_cb) + + def _remove_device(self, dev_op): + if not self._devices.has_key(dev_op): + return + dev = self._devices[dev_op] + if dev.is_valid(): + self.emit('device-removed', dev) + del self._devices[dev_op] + + def _dev_state_changed_cb(self, dev): + op = dev.get_op() + if not self._devices.has_key(op) or not dev.is_valid(): + return + if dev.get_state() == DEVICE_STATE_ACTIVATING: + self.emit('device-activating', dev) + elif dev.get_state() == DEVICE_STATE_ACTIVATED: + self.emit('device-activated', dev) + + def get_device(self, dev_op): + if not self._devices.has_key(dev_op): + return None + return self._devices[dev_op] + + def _setup_dbus(self): + self._sig_handlers = { + 'StateChange': self.state_changed_sig_handler, + 'DeviceAdded': self.device_added_sig_handler, + 'DeviceRemoved': self.device_removed_sig_handler, + 'DeviceActivationStage': self.device_activation_stage_sig_handler, + 'DeviceActivating': self.device_activating_sig_handler, + 'DeviceNowActive': self.device_now_active_sig_handler, + 'DeviceNoLongerActive': self.device_no_longer_active_sig_handler, + 'DeviceActivationFailed': self.device_activation_failed_sig_handler, + 'DeviceCarrierOn': self.device_carrier_on_sig_handler, + 'DeviceCarrierOff': self.device_carrier_off_sig_handler, + 'DeviceStrengthChanged': self.wireless_device_strength_changed_sig_handler, + 'WirelessNetworkAppeared': self.wireless_network_appeared_sig_handler, + 'WirelessNetworkDisappeared': self.wireless_network_disappeared_sig_handler, + 'WirelessNetworkStrengthChanged': self.wireless_network_strength_changed_sig_handler + } + + try: + self._nm_proxy = sys_bus.get_object(NM_SERVICE, NM_PATH) + self._nm_obj = dbus.Interface(self._nm_proxy, NM_IFACE) + except dbus.DBusException, e: + logging.debug("Could not connect to NetworkManager!") + self._nm_present = False + return + + sys_bus.add_signal_receiver(self.name_owner_changed_sig_handler, + signal_name="NameOwnerChanged", + dbus_interface="org.freedesktop.DBus") + + for (signal, handler) in self._sig_handlers.items(): + sys_bus.add_signal_receiver(handler, signal_name=signal, dbus_interface=NM_IFACE) + + # Find out whether or not NMI is running + try: + bus_object = sys_bus.get_object('org.freedesktop.DBus', '/org/freedesktop/DBus') + name = bus_object.GetNameOwner("org.freedesktop.NetworkManagerInfo", \ + dbus_interface='org.freedesktop.DBus') + if name: + self._nm_present = True + except dbus.DBusException: + pass + + def set_active_device(self, device, network=None, mesh_freq=None, mesh_start=None): + ssid = "" + if network: + ssid = network.get_ssid() + if device.get_type() == DEVICE_TYPE_802_11_MESH_OLPC: + if mesh_freq or mesh_start: + if mesh_freq and not mesh_start: + self._nm_obj.setActiveDevice(device.get_op(), dbus.Double(mesh_freq)) + elif mesh_start and not mesh_freq: + self._nm_obj.setActiveDevice(device.get_op(), dbus.Double(0.0), dbus.UInt32(mesh_start)) + else: + self._nm_obj.setActiveDevice(device.get_op(), dbus.Double(mesh_freq), dbus.UInt32(mesh_start)) + else: + self._nm_obj.setActiveDevice(device.get_op()) + else: + self._nm_obj.setActiveDevice(device.get_op(), ssid) + + def state_changed_sig_handler(self, new_state): + logging.debug('NM State Changed to %d' % new_state) + + def device_activation_stage_sig_handler(self, device, stage): + logging.debug('Device Activation Stage "%s" for device %s' % (NM_DEVICE_STAGE_STRINGS[stage], device)) + if not self._devices.has_key(device): + logging.debug('DeviceActivationStage, device %s does not exist' % (device)) + return + self._devices[device].set_activation_stage(stage) + + def device_activating_sig_handler(self, device): + logging.debug('DeviceActivating for %s' % (device)) + if not self._devices.has_key(device): + logging.debug('DeviceActivating, device %s does not exist' % (device)) + return + self._devices[device].set_state(DEVICE_STATE_ACTIVATING) + + def device_now_active_sig_handler(self, device, ssid=None): + logging.debug('DeviceNowActive for %s' % (device)) + if not self._devices.has_key(device): + logging.debug('DeviceNowActive, device %s does not exist' % (device)) + return + self._devices[device].set_state(DEVICE_STATE_ACTIVATED) + + def device_no_longer_active_sig_handler(self, device): + logging.debug('DeviceNoLongerActive for %s' % (device)) + if not self._devices.has_key(device): + logging.debug('DeviceNoLongerActive, device %s does not exist' % (device)) + return + self._devices[device].set_state(DEVICE_STATE_INACTIVE) + + def device_activation_failed_sig_handler(self, device, ssid=None): + logging.debug('DeviceActivationFailed for %s' % (device)) + if not self._devices.has_key(device): + logging.debug('DeviceActivationFailed, device %s does not exist' % (device)) + return + self._devices[device].set_state(DEVICE_STATE_INACTIVE) + + def name_owner_changed_sig_handler(self, name, old, new): + if name != NM_SERVICE: + return + if (old and len(old)) and (not new and not len(new)): + # NM went away + self._nm_present = False + devs = self._devices.keys() + for op in devs: + self._remove_device(op) + self._devices = {} + elif (not old and not len(old)) and (new and len(new)): + # NM started up + self._nm_present = True + self._get_initial_devices() + + def device_added_sig_handler(self, device): + logging.debug('DeviceAdded for %s' % (device)) + self._add_device(device) + + def device_removed_sig_handler(self, device): + logging.debug('DeviceRemoved for %s' % (device)) + self._remove_device(device) + + def wireless_network_appeared_sig_handler(self, device, network): + if not self._devices.has_key(device): + return + self._devices[device].network_appeared(network) + + def wireless_network_disappeared_sig_handler(self, device, network): + if not self._devices.has_key(device): + return + self._devices[device].network_disappeared(network) + + def wireless_device_strength_changed_sig_handler(self, device, strength): + if not self._devices.has_key(device): + return + self._devices[device].set_strength(strength) + + def wireless_network_strength_changed_sig_handler(self, device, network, strength): + if not self._devices.has_key(device): + return + net = self._devices[device].get_network(network) + if net: + net.set_strength(strength) + + def device_carrier_on_sig_handler(self, device): + if not self._devices.has_key(device): + return + self._devices[device].set_carrier(True) + + def device_carrier_off_sig_handler(self, device): + if not self._devices.has_key(device): + return + self._devices[device].set_carrier(False) diff --git a/src/hardware/nminfo.py b/src/hardware/nminfo.py new file mode 100644 index 0000000..3a93120 --- /dev/null +++ b/src/hardware/nminfo.py @@ -0,0 +1,525 @@ +# vi: ts=4 ai noet +# +# Copyright (C) 2006-2007 Red Hat, Inc. +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# 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, write to the Free Software +# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + +import dbus +import dbus.service +import time +import os +import binascii +import ConfigParser +import logging + +import nmclient +import keydialog +import gtk +from sugar import env + +IW_AUTH_KEY_MGMT_802_1X = 0x1 +IW_AUTH_KEY_MGMT_PSK = 0x2 + +IW_AUTH_WPA_VERSION_DISABLED = 0x00000001 +IW_AUTH_WPA_VERSION_WPA = 0x00000002 +IW_AUTH_WPA_VERSION_WPA2 = 0x00000004 + +NM_AUTH_TYPE_WPA_PSK_AUTO = 0x00000000 +IW_AUTH_CIPHER_NONE = 0x00000001 +IW_AUTH_CIPHER_WEP40 = 0x00000002 +IW_AUTH_CIPHER_TKIP = 0x00000004 +IW_AUTH_CIPHER_CCMP = 0x00000008 +IW_AUTH_CIPHER_WEP104 = 0x00000010 + +IW_AUTH_ALG_OPEN_SYSTEM = 0x00000001 +IW_AUTH_ALG_SHARED_KEY = 0x00000002 + +NM_INFO_IFACE='org.freedesktop.NetworkManagerInfo' +NM_INFO_PATH='/org/freedesktop/NetworkManagerInfo' + + +class NoNetworks(dbus.DBusException): + def __init__(self): + dbus.DBusException.__init__(self) + self._dbus_error_name = NM_INFO_IFACE + '.NoNetworks' + +class CanceledKeyRequestError(dbus.DBusException): + def __init__(self): + dbus.DBusException.__init__(self) + self._dbus_error_name = NM_INFO_IFACE + '.CanceledError' + + +class NetworkInvalidError(Exception): + pass + + +class NMConfig(ConfigParser.ConfigParser): + def get_bool(self, section, name): + opt = self.get(section, name) + if type(opt) == type(""): + if opt.lower() == 'yes' or opt.lower() == 'true': + return True + elif opt.lower() == 'no' or opt.lower() == 'false': + return False + raise ValueError("Invalid format for %s/%s. Should be one of [yes, no, true, false]." % (section, name)) + + def get_list(self, section, name): + opt = self.get(section, name) + if type(opt) == type(""): + if not len(opt): + return [] + try: + return opt.split() + except Exception: + pass + raise ValueError("Invalid format for %s/%s. Should be a space-separate list." % (section, name)) + + def get_int(self, section, name): + opt = self.get(section, name) + try: + return int(opt) + except Exception: + pass + raise ValueError("Invalid format for %s/%s. Should be a valid integer." % (section, name)) + + def get_float(self, section, name): + opt = self.get(section, name) + try: + return float(opt) + except Exception: + pass + raise ValueError("Invalid format for %s/%s. Should be a valid float." % (section, name)) + + +NETWORK_TYPE_UNKNOWN = 0 +NETWORK_TYPE_ALLOWED = 1 +NETWORK_TYPE_INVALID = 2 + + +class Security(object): + def __init__(self, we_cipher): + self._we_cipher = we_cipher + + def read_from_config(self, cfg, name): + pass + + def read_from_args(self, args): + pass + + def new_from_config(cfg, name): + security = None + we_cipher = cfg.get_int(name, "we_cipher") + if we_cipher == IW_AUTH_CIPHER_NONE: + security = Security(we_cipher) + elif we_cipher == IW_AUTH_CIPHER_WEP40 or we_cipher == IW_AUTH_CIPHER_WEP104: + security = WEPSecurity(we_cipher) + elif we_cipher == NM_AUTH_TYPE_WPA_PSK_AUTO or we_cipher == IW_AUTH_CIPHER_CCMP or we_cipher == IW_AUTH_CIPHER_TKIP: + security = WPASecurity(we_cipher) + else: + raise ValueError("Unsupported security combo") + security.read_from_config(cfg, name) + return security + new_from_config = staticmethod(new_from_config) + + def new_from_args(we_cipher, args): + security = None + try: + if we_cipher == IW_AUTH_CIPHER_NONE: + security = Security(we_cipher) + elif we_cipher == IW_AUTH_CIPHER_WEP40 or we_cipher == IW_AUTH_CIPHER_WEP104: + security = WEPSecurity(we_cipher) + elif we_cipher == NM_AUTH_TYPE_WPA_PSK_AUTO or we_cipher == IW_AUTH_CIPHER_CCMP or we_cipher == IW_AUTH_CIPHER_TKIP: + security = WPASecurity(we_cipher) + else: + raise ValueError("Unsupported security combo") + security.read_from_args(args) + except ValueError, e: + logging.debug("Error reading security information: %s" % e) + del security + return None + return security + new_from_args = staticmethod(new_from_args) + + def get_properties(self): + return [dbus.Int32(self._we_cipher)] + + def write_to_config(self, section, config): + config.set(section, "we_cipher", self._we_cipher) + + +class WEPSecurity(Security): + def read_from_args(self, args): + if len(args) != 2: + raise ValueError("not enough arguments") + key = args[0] + auth_alg = args[1] + if isinstance(key, unicode): + key = key.encode() + if not isinstance(key, str): + raise ValueError("wrong argument type for key") + if not isinstance(auth_alg, int): + raise ValueError("wrong argument type for auth_alg") + self._key = key + self._auth_alg = auth_alg + + def read_from_config(self, cfg, name): + # Key should be a hex encoded string + self._key = cfg.get(name, "key") + if self._we_cipher == IW_AUTH_CIPHER_WEP40 and len(self._key) != 10: + raise ValueError("Key length not right for 40-bit WEP") + if self._we_cipher == IW_AUTH_CIPHER_WEP104 and len(self._key) != 26: + raise ValueError("Key length not right for 104-bit WEP") + + try: + a = binascii.a2b_hex(self._key) + except TypeError: + raise ValueError("Key was not a hexadecimal string.") + + self._auth_alg = cfg.get_int(name, "auth_alg") + if self._auth_alg != IW_AUTH_ALG_OPEN_SYSTEM and self._auth_alg != IW_AUTH_ALG_SHARED_KEY: + raise ValueError("Invalid authentication algorithm %d" % self._auth_alg) + + def get_properties(self): + args = Security.get_properties(self) + args.append(dbus.String(self._key)) + args.append(dbus.Int32(self._auth_alg)) + return args + + def write_to_config(self, section, config): + Security.write_to_config(self, section, config) + config.set(section, "key", self._key) + config.set(section, "auth_alg", self._auth_alg) + +class WPASecurity(Security): + def read_from_args(self, args): + if len(args) != 3: + raise ValueError("not enough arguments") + key = args[0] + if isinstance(key, unicode): + key = key.encode() + if not isinstance(key, str): + raise ValueError("wrong argument type for key") + + wpa_ver = args[1] + if not isinstance(wpa_ver, int): + raise ValueError("wrong argument type for WPA version") + + key_mgmt = args[2] + if not isinstance(key_mgmt, int): + raise ValueError("wrong argument type for WPA key management") + if not key_mgmt & IW_AUTH_KEY_MGMT_PSK: + raise ValueError("Key management types other than PSK are not supported") + + self._key = key + self._wpa_ver = wpa_ver + self._key_mgmt = key_mgmt + + def read_from_config(self, cfg, name): + # Key should be a hex encoded string + self._key = cfg.get(name, "key") + if len(self._key) != 64: + raise ValueError("Key length not right for WPA-PSK") + + try: + a = binascii.a2b_hex(self._key) + except TypeError: + raise ValueError("Key was not a hexadecimal string.") + + self._wpa_ver = cfg.get_int(name, "wpa_ver") + if self._wpa_ver != IW_AUTH_WPA_VERSION_WPA and self._wpa_ver != IW_AUTH_WPA_VERSION_WPA2: + raise ValueError("Invalid WPA version %d" % self._wpa_ver) + + self._key_mgmt = cfg.get_int(name, "key_mgmt") + if not self._key_mgmt & IW_AUTH_KEY_MGMT_PSK: + raise ValueError("Invalid WPA key management option %d" % self._key_mgmt) + + def get_properties(self): + args = Security.get_properties(self) + args.append(dbus.String(self._key)) + args.append(dbus.Int32(self._wpa_ver)) + args.append(dbus.Int32(self._key_mgmt)) + return args + + def write_to_config(self, section, config): + Security.write_to_config(self, section, config) + config.set(section, "key", self._key) + config.set(section, "wpa_ver", self._wpa_ver) + config.set(section, "key_mgmt", self._key_mgmt) + + +class Network: + def __init__(self, ssid): + self.ssid = ssid + self.timestamp = int(time.time()) + self.bssids = [] + self.we_cipher = 0 + self._security = None + + def get_properties(self): + bssid_list = dbus.Array([], signature="s") + for item in self.bssids: + bssid_list.append(dbus.String(item)) + args = [dbus.String(self.ssid), dbus.Int32(self.timestamp), dbus.Boolean(True), bssid_list] + args += self._security.get_properties() + return tuple(args) + + def get_security(self): + return self._security.get_properties() + + def set_security(self, security): + self._security = security + + def read_from_args(self, auto, bssid, we_cipher, args): + if auto == False: + self.timestamp = int(time.time()) + if not bssid in self.bssids: + self.bssids.append(bssid) + + self._security = Security.new_from_args(we_cipher, args) + if not self._security: + raise NetworkInvalidError("Invalid security information") + + def read_from_config(self, config): + try: + self.timestamp = config.get_int(self.ssid, "timestamp") + except (ConfigParser.NoOptionError, ValueError), e: + raise NetworkInvalidError(e) + + try: + self._security = Security.new_from_config(config, self.ssid) + except Exception, e: + raise NetworkInvalidError(e) + + # The following don't need to be present + try: + self.bssids = config.get_list(self.ssid, "bssids") + except (ConfigParser.NoOptionError, ValueError), e: + pass + + def write_to_config(self, config): + try: + config.add_section(self.ssid) + config.set(self.ssid, "timestamp", self.timestamp) + if len(self.bssids) > 0: + opt = " " + opt.join(self.bssids) + config.set(self.ssid, "bssids", opt) + self._security.write_to_config(self.ssid, config) + except Exception, e: + logging.debug("Error writing '%s': %s" % (self.ssid, e)) + + +class NotFoundError(dbus.DBusException): + pass +class UnsupportedError(dbus.DBusException): + pass + +class NMInfoDBusServiceHelper(dbus.service.Object): + def __init__(self, parent): + self._parent = parent + bus = dbus.SystemBus() + + # If NMI is already around, don't grab the NMI service + bus_object = bus.get_object('org.freedesktop.DBus', '/org/freedesktop/DBus') + name = None + try: + name = bus_object.GetNameOwner("org.freedesktop.NetworkManagerInfo", \ + dbus_interface='org.freedesktop.DBus') + except dbus.DBusException: + pass + if name: + logging.debug("NMI service already owned by %s, won't claim it." % name) + raise RuntimeError + + bus_name = dbus.service.BusName(NM_INFO_IFACE, bus=bus) + dbus.service.Object.__init__(self, bus_name, NM_INFO_PATH) + + @dbus.service.method(NM_INFO_IFACE, in_signature='i', out_signature='as') + def getNetworks(self, net_type): + ssids = self._parent.get_networks(net_type) + if len(ssids) > 0: + return dbus.Array(ssids) + + raise NoNetworks() + + @dbus.service.method(NM_INFO_IFACE, in_signature='si', async_callbacks=('async_cb', 'async_err_cb')) + def getNetworkProperties(self, ssid, net_type, async_cb, async_err_cb): + self._parent.get_network_properties(ssid, net_type, async_cb, async_err_cb) + + @dbus.service.method(NM_INFO_IFACE) + def updateNetworkInfo(self, ssid, bauto, bssid, cipher, *args): + self._parent.update_network_info(ssid, bauto, bssid, cipher, args) + + @dbus.service.method(NM_INFO_IFACE, async_callbacks=('async_cb', 'async_err_cb')) + def getKeyForNetwork(self, dev_path, net_path, ssid, attempt, new_key, async_cb, async_err_cb): + self._parent.get_key_for_network(dev_path, net_path, ssid, + attempt, new_key, async_cb, async_err_cb) + + @dbus.service.method(NM_INFO_IFACE) + def cancelGetKeyForNetwork(self): + self._parent.cancel_get_key_for_network() + +class NMInfo(object): + def __init__(self, client): + profile_path = env.get_profile_path() + self._cfg_file = os.path.join(profile_path, "nm", "networks.cfg") + self._nmclient = client + self._allowed_networks = self._read_config() + self._dbus_helper = NMInfoDBusServiceHelper(self) + self._key_dialog = None + + def save_config(self): + self._write_config(self._allowed_networks) + + def _read_config(self): + if not os.path.exists(os.path.dirname(self._cfg_file)): + os.makedirs(os.path.dirname(self._cfg_file), 0755) + if not os.path.exists(self._cfg_file): + self._write_config({}) + return {} + + config = NMConfig() + config.read(self._cfg_file) + networks = {} + for name in config.sections(): + try: + net = Network(name) + net.read_from_config(config) + networks[name] = net + except Exception, e: + logging.error("Error when processing config for the network %s: %r" % (name, e)) + + del config + return networks + + def _write_config(self, networks): + fp = open(self._cfg_file, 'w') + config = NMConfig() + for net in networks.values(): + net.write_to_config(config) + config.write(fp) + fp.close() + del config + + def get_networks(self, net_type): + if net_type != NETWORK_TYPE_ALLOWED: + raise ValueError("Bad network type") + nets = [] + for net in self._allowed_networks.values(): + nets.append(net.ssid) + logging.debug("Returning networks: %s" % nets) + return nets + + def get_network_properties(self, ssid, net_type, async_cb, async_err_cb): + if not isinstance(ssid, unicode): + async_err_cb(ValueError("Invalid arguments; ssid must be unicode.")) + if net_type != NETWORK_TYPE_ALLOWED: + async_err_cb(ValueError("Bad network type")) + if not self._allowed_networks.has_key(ssid): + async_err_cb(NotFoundError("Network '%s' not found." % ssid)) + network = self._allowed_networks[ssid] + props = network.get_properties() + + # DBus workaround: the normal method return handler wraps + # the returned arguments in a tuple and then converts that to a + # struct, but NetworkManager expects a plain list of arguments. + # It turns out that the async callback method return code _doesn't_ + # wrap the returned arguments in a tuple, so as a workaround use + # the async callback stuff here even though we're not doing it + # asynchronously. + async_cb(*props) + + def update_network_info(self, ssid, auto, bssid, we_cipher, args): + if not isinstance(ssid, unicode): + raise ValueError("Invalid arguments; ssid must be unicode.") + if self._allowed_networks.has_key(ssid): + del self._allowed_networks[ssid] + net = Network(ssid) + try: + net.read_from_args(auto, bssid, we_cipher, args) + logging.debug("Updated network information for '%s'." % ssid) + self._allowed_networks[ssid] = net + self.save_config() + except NetworkInvalidError, e: + logging.debug("Error updating network information: %s" % e) + del net + + def get_key_for_network(self, dev_op, net_op, ssid, attempt, new_key, async_cb, async_err_cb): + if not isinstance(ssid, unicode): + raise ValueError("Invalid arguments; ssid must be unicode.") + if self._allowed_networks.has_key(ssid) and not new_key: + # We've got the info already + net = self._allowed_networks[ssid] + async_cb(tuple(net.get_security())) + return + + # Otherwise, ask the user for it + net = None + dev = self._nmclient.get_device(dev_op) + if not dev: + async_err_cb(NotFoundError("Device was unknown.")) + return + + if dev.get_type() == nmclient.DEVICE_TYPE_802_3_ETHERNET: + # We don't support wired 802.1x yet... + async_err_cb(UnsupportedError("Device type is unsupported by NMI.")) + return + + net = dev.get_network(net_op) + if not net: + async_err_cb(NotFoundError("Network was unknown.")) + return + + self._key_dialog = keydialog.new_key_dialog(net, async_cb, async_err_cb) + self._key_dialog.connect("response", self._key_dialog_response_cb) + self._key_dialog.connect("destroy", self._key_dialog_destroy_cb) + self._key_dialog.show_all() + + def _key_dialog_destroy_cb(self, widget, foo=None): + if widget != self._key_dialog: + return + self._key_dialog_response_cb(widget, gtk.RESPONSE_CANCEL) + + def _key_dialog_response_cb(self, widget, response_id): + if widget != self._key_dialog: + return + + (async_cb, async_err_cb) = self._key_dialog.get_callbacks() + net = self._key_dialog.get_network() + security = None + if response_id == gtk.RESPONSE_OK: + security = self._key_dialog.create_security() + self._key_dialog = None + widget.destroy() + + if response_id in [gtk.RESPONSE_CANCEL, gtk.RESPONSE_NONE]: + # key dialog dialog was canceled; send the error back to NM + async_err_cb(CanceledKeyRequestError()) + elif response_id == gtk.RESPONSE_OK: + if not security: + raise RuntimeError("Invalid security arguments.") + props = security.get_properties() + a = tuple(props) + async_cb(*a) + else: + raise RuntimeError("Unhandled key dialog response %d" % response_id) + + def cancel_get_key_for_network(self): + # Close the wireless key dialog and just have it return + # with the 'canceled' argument set to true + if not self._key_dialog: + return + self._key_dialog_destroy_cb(self._key_dialog) + diff --git a/src/hardware/schoolserver.py b/src/hardware/schoolserver.py new file mode 100644 index 0000000..68d14f7 --- /dev/null +++ b/src/hardware/schoolserver.py @@ -0,0 +1,45 @@ +from sugar.profile import get_profile +from xmlrpclib import ServerProxy, Error +import sys +import os + +REGISTER_URL = 'http://schoolserver:8080/' + +def register_laptop(url=REGISTER_URL): + if not have_ofw_tree(): + return False + + sn = read_ofw('mfg-data/SN') + uuid = read_ofw('mfg-data/U#') + sn = sn or 'SHF00000000' + uuid = uuid or '00000000-0000-0000-0000-000000000000' + + profile = get_profile() + + try: + server = ServerProxy(url) + data = server.register(sn, profile.nick_name, uuid, profile.pubkey) + if data['success'] != 'OK': + print >> sys.stderr, "Error registering laptop: " + data['error'] + return False + + profile.jabber_server = data['jabberserver'] + profile.backup1 = data['backupurl'] + profile.save() + except Error, e: + print >> sys.stderr, "Error registering laptop: " + str(e) + return False + + return True + +def have_ofw_tree(): + return os.path.exists('/ofw') + +def read_ofw(path): + path = os.path.join('/ofw', path) + if not os.path.exists(path): + return None + fh = open(path, 'r') + data = fh.read().rstrip('\0\n') + fh.close() + return data |