diff options
Diffstat (limited to 'extensions/cpsection/aboutcomputer/model.py')
| -rw-r--r-- | extensions/cpsection/aboutcomputer/model.py | 228 |
1 files changed, 228 insertions, 0 deletions
diff --git a/extensions/cpsection/aboutcomputer/model.py b/extensions/cpsection/aboutcomputer/model.py new file mode 100644 index 0000000..86d2e3f --- /dev/null +++ b/extensions/cpsection/aboutcomputer/model.py @@ -0,0 +1,228 @@ +# Copyright (C) 2008 One Laptop Per Child +# +# 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 os +import logging +import re +import subprocess +from gettext import gettext as _ +import errno + +import dbus + +from jarabe import config + + +_NM_SERVICE = 'org.freedesktop.NetworkManager' +_NM_PATH = '/org/freedesktop/NetworkManager' +_NM_IFACE = 'org.freedesktop.NetworkManager' +_NM_DEVICE_IFACE = 'org.freedesktop.NetworkManager.Device' +_NM_DEVICE_TYPE_WIFI = 2 + +_OFW_TREE = '/ofw' +_PROC_TREE = '/proc/device-tree' +_DMI_DIRECTORY = '/sys/class/dmi/id' +_SN = 'serial-number' +_MODEL = 'openprom/model' + +_logger = logging.getLogger('ControlPanel - AboutComputer') +_not_available = _('Not available') + + +def get_aboutcomputer(): + msg = 'Serial Number: %s \nBuild Number: %s \nFirmware Number: %s \n' \ + % (get_serial_number(), get_build_number(), get_firmware_number()) + return msg + + +def print_aboutcomputer(): + print get_aboutcomputer() + + +def get_serial_number(): + serial_no = None + if os.path.exists(os.path.join(_OFW_TREE, _SN)): + serial_no = _read_file(os.path.join(_OFW_TREE, _SN)) + elif os.path.exists(os.path.join(_PROC_TREE, _SN)): + serial_no = _read_file(os.path.join(_PROC_TREE, _SN)) + if serial_no is None: + serial_no = _not_available + return serial_no + + +def print_serial_number(): + serial_no = get_serial_number() + if serial_no is None: + serial_no = _not_available + print serial_no + + +def get_build_number(): + build_no = _read_file('/boot/olpc_build') + + if build_no is None: + build_no = _read_file('/etc/redhat-release') + + if build_no is None: + try: + popen = subprocess.Popen(['lsb_release', '-ds'], + stdout=subprocess.PIPE) + except OSError, e: + if e.errno != errno.ENOENT: + raise + else: + build_no, stderr_ = popen.communicate() + + if build_no is None or not build_no: + build_no = _not_available + + return build_no + + +def print_build_number(): + print get_build_number() + + +def _parse_firmware_number(firmware_no): + if firmware_no is None: + firmware_no = _not_available + else: + # try to extract Open Firmware version from OLPC style version + # string, e.g. "CL2 Q4B11 Q4B" + if firmware_no.startswith('CL'): + firmware_no = firmware_no[6:13] + return firmware_no + + +def get_firmware_number(): + firmware_no = None + if os.path.exists(os.path.join(_OFW_TREE, _MODEL)): + firmware_no = _read_file(os.path.join(_OFW_TREE, _MODEL)) + firmware_no = _parse_firmware_number(firmware_no) + elif os.path.exists(os.path.join(_PROC_TREE, _MODEL)): + firmware_no = _read_file(os.path.join(_PROC_TREE, _MODEL)) + firmware_no = _parse_firmware_number(firmware_no) + elif os.path.exists(os.path.join(_DMI_DIRECTORY, 'bios_version')): + firmware_no = _read_file(os.path.join(_DMI_DIRECTORY, 'bios_version')) + if firmware_no is None: + firmware_no = _not_available + return firmware_no + + +def print_firmware_number(): + print get_firmware_number() + + +def _get_wireless_interfaces(): + try: + bus = dbus.SystemBus() + manager_object = bus.get_object(_NM_SERVICE, _NM_PATH) + network_manager = dbus.Interface(manager_object, _NM_IFACE) + except dbus.DBusException: + _logger.warning('Cannot connect to NetworkManager, falling back to' + ' static list of devices') + return ['wlan0', 'eth0'] + + interfaces = [] + for device_path in network_manager.GetDevices(): + device_object = bus.get_object(_NM_SERVICE, device_path) + properties = dbus.Interface(device_object, + 'org.freedesktop.DBus.Properties') + device_type = properties.Get(_NM_DEVICE_IFACE, 'DeviceType') + if device_type != _NM_DEVICE_TYPE_WIFI: + continue + + interfaces.append(properties.Get(_NM_DEVICE_IFACE, 'Interface')) + + return interfaces + + +def get_wireless_firmware(): + environment = os.environ.copy() + environment['PATH'] = '%s:/usr/sbin' % (environment['PATH'], ) + firmware_info = {} + for interface in _get_wireless_interfaces(): + try: + output = subprocess.Popen(['ethtool', '-i', interface], + stdout=subprocess.PIPE, + env=environment).stdout.readlines() + except OSError: + _logger.exception('Error running ethtool for %r', interface) + continue + + try: + version = ([line for line in output + if line.startswith('firmware')][0].split()[1]) + except IndexError: + _logger.exception('Error parsing ethtool output for %r', + interface) + continue + + firmware_info[interface] = version + + if not firmware_info: + return _not_available + + if len(firmware_info) == 1: + return firmware_info.values()[0] + + return ', '.join(['%(interface)s: %(version)s' % + {'interface': interface, 'version': version} + for interface, version in firmware_info.items()]) + + +def print_wireless_firmware(): + print get_wireless_firmware() + + +def _read_file(path): + if os.access(path, os.R_OK) == 0: + return None + + fd = open(path, 'r') + value = fd.read() + fd.close() + if value: + value = value.strip('\n') + return value + else: + _logger.debug('No information in file or directory: %s', path) + return None + + +def get_license(): + license_file = os.path.join(config.data_path, 'GPLv2') + lang = os.environ['LANG'] + if lang.endswith('UTF-8'): + lang = lang[:-6] + + try_file = license_file + '.' + lang + if os.path.isfile(try_file): + license_file = try_file + else: + try_file = license_file + '.' + lang.split('_')[0] + if os.path.isfile(try_file): + license_file = try_file + + try: + fd = open(license_file) + # remove 0x0c page breaks which can't be rendered in text views + license_text = fd.read().replace('\x0c', '') + fd.close() + except IOError: + license_text = _not_available + return license_text |