diff options
Diffstat (limited to 'src/hardware/nmclient.py')
| -rw-r--r-- | src/hardware/nmclient.py | 721 |
1 files changed, 0 insertions, 721 deletions
diff --git a/src/hardware/nmclient.py b/src/hardware/nmclient.py deleted file mode 100644 index d23a206..0000000 --- a/src/hardware/nmclient.py +++ /dev/null @@ -1,721 +0,0 @@ -# -# 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) |