WSABuilds/MagiskOnWSA/scripts/extractMagisk.py

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#!/usr/bin/python3
#
# This file is part of MagiskOnWSALocal.
#
# MagiskOnWSALocal is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as
# published by the Free Software Foundation, either version 3 of the
# License, or (at your option) any later version.
#
# MagiskOnWSALocal 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 Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with MagiskOnWSALocal. If not, see <https://www.gnu.org/licenses/>.
#
# Copyright (C) 2023 LSPosed Contributors
#
import sys
import zipfile
from pathlib import Path
import platform
import os
from typing import Any, OrderedDict
class Prop(OrderedDict):
def __init__(self, props: str = ...) -> None:
super().__init__()
for i, line in enumerate(props.splitlines(False)):
if '=' in line:
k, v = line.split('=', 1)
self[k] = v
else:
self[f".{i}"] = line
def __setattr__(self, __name: str, __value: Any) -> None:
self[__name] = __value
def __repr__(self):
return '\n'.join(f'{item}={self[item]}' for item in self)
is_x86_64 = platform.machine() in ("AMD64", "x86_64")
host_abi = "x64" if is_x86_64 else "arm64"
arch = sys.argv[1]
magisk_zip = sys.argv[2]
workdir = Path(sys.argv[3]) / "magisk"
if not Path(workdir).is_dir():
workdir.mkdir()
abi_map = {"x64": ["x86_64", "x86"], "arm64": ["arm64-v8a", "armeabi-v7a"]}
def extract_as(zip, name, as_name, dir):
info = zip.getinfo(name)
info.filename = as_name
zip.extract(info, workdir / dir)
with zipfile.ZipFile(magisk_zip) as zip:
props = Prop(zip.comment.decode().replace('\000', '\n'))
versionName = props.get("version")
versionCode = props.get("versionCode")
print(f"Magisk version: {versionName} ({versionCode})", flush=True)
with open(os.environ['WSA_WORK_ENV'], 'r') as environ_file:
env = Prop(environ_file.read())
env.MAGISK_VERSION_NAME = versionName
env.MAGISK_VERSION_CODE = versionCode
with open(os.environ['WSA_WORK_ENV'], 'w') as environ_file:
environ_file.write(str(env))
extract_as(
zip, f"lib/{ abi_map[arch][0] }/libmagisk64.so", "magisk64", "magisk")
extract_as(
zip, f"lib/{ abi_map[arch][1] }/libmagisk32.so", "magisk32", "magisk")
standalone_policy = False
try:
zip.getinfo(f"lib/{ abi_map[arch][0] }/libmagiskpolicy.so")
standalone_policy = True
except:
pass
extract_as(
zip, f"lib/{ abi_map[arch][0] }/libmagiskinit.so", "magiskinit", "magisk")
if standalone_policy:
extract_as(
zip, f"lib/{ abi_map[arch][0] }/libmagiskpolicy.so", "magiskpolicy", "magisk")
else:
extract_as(
zip, f"lib/{ abi_map[arch][0] }/libmagiskinit.so", "magiskpolicy", "magisk")
extract_as(
zip, f"lib/{ abi_map[arch][0] }/libmagiskboot.so", "magiskboot", "magisk")
extract_as(
zip, f"lib/{ abi_map[arch][0] }/libbusybox.so", "busybox", "magisk")
if standalone_policy:
extract_as(
zip, f"lib/{ abi_map[host_abi][0] }/libmagiskpolicy.so", "magiskpolicy", ".")
else:
extract_as(
zip, f"lib/{ abi_map[host_abi][0] }/libmagiskinit.so", "magiskpolicy", ".")
extract_as(zip, f"assets/boot_patch.sh", "boot_patch.sh", "magisk")
extract_as(zip, f"assets/util_functions.sh",
"util_functions.sh", "magisk")