diff options
Diffstat (limited to 'src/hardware/nminfo.py')
| -rw-r--r-- | src/hardware/nminfo.py | 525 |
1 files changed, 0 insertions, 525 deletions
diff --git a/src/hardware/nminfo.py b/src/hardware/nminfo.py deleted file mode 100644 index 3a93120..0000000 --- a/src/hardware/nminfo.py +++ /dev/null @@ -1,525 +0,0 @@ -# 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) - |