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#!/usr/bin/python3 # # Copyright (C) 2019 Mario Limonciello <mario.limonciello@dell.com> # # SPDX-License-Identifier: LGPL-2.1+ import dbus import os.path import sys import tempfile import gi try: gi.require_version("Fwupd", "2.0") except ValueError: print("Missing gobject-introspection packages. Try to install gir1.2-fwupd-2.0.") sys.exit(1) from gi.repository import Fwupd # pylint: disable=wrong-import-position from simple_client import install, check_exists from add_capsule_header import add_header from firmware_packager import make_firmware_metainfo, create_firmware_cab class Variables: def __init__(self, device_guid, version): self.device_guid = device_guid self.developer_name = "Dell Inc" self.firmware_name = "New firmware" self.firmware_summary = "Unknown" self.firmware_description = "Unknown" self.firmware_homepage = "https://support.dell.com" self.contact_info = "Unknown" self.release_version = version self.release_description = "Unknown" self.update_protocol = "org.uefi.capsule" self.version_format = "dell-bios" def parse_args(): """Parse arguments for this client""" import argparse parser = argparse.ArgumentParser(description="Interact with fwupd daemon") parser.add_argument("exe", nargs="?", help="exe file") parser.add_argument("deviceid", nargs="?", help="DeviceID to operate on(optional)") args = parser.parse_args() return args def generate_cab(infile, directory, guid, version): output = os.path.join(directory, "firmware.bin") ret = add_header(infile, output, guid) if ret: sys.exit(ret) variables = Variables(guid, version) make_firmware_metainfo(variables, directory) create_firmware_cab(variables, directory) cab = os.path.join(directory, "firmware.cab") print("Generated CAB file %s" % cab) return cab def find_uefi_device(client, deviceid): devices = client.get_devices() for item in devices: # match the device we were given if deviceid: if item.get_id() != deviceid: continue # internal if not item.has_flag(1 << 0): continue # needs reboot if not item.has_flag(1 << 8): continue # return the first hit for UEFI plugin if item.get_plugin() == "uefi" or item.get_plugin() == "uefi_capsule": print("Installing to %s" % item.get_name()) return item.get_guid_default(), item.get_id(), item.get_version() print("Couldn't find any UEFI devices") sys.exit(1) def prompt_reboot(): print("An update requires a reboot to complete") while True: res = input("Restart now? (Y/N) ") if res.lower() == "n": print("Reboot your machine manually to finish the update.") break if res.lower() != "y": continue # reboot using logind obj = dbus.SystemBus().get_object( "org.freedesktop.login1", "/org/freedesktop/login1" ) obj.Reboot(True, dbus_interface="org.freedesktop.login1.Manager") if __name__ == "__main__": ARGS = parse_args() CLIENT = Fwupd.Client() check_exists(ARGS.exe) directory = tempfile.mkdtemp() guid, deviceid, version = find_uefi_device(CLIENT, ARGS.deviceid) cab = generate_cab(ARGS.exe, directory, guid, version) install(CLIENT, cab, deviceid, True, True) prompt_reboot()
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