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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()