Magisk/build.py
2019-01-30 03:35:07 -05:00

458 lines
14 KiB
Python
Executable File

#!/usr/bin/env python3
import sys
import os
import subprocess
if os.name == 'nt':
import colorama
colorama.init()
def error(str):
print('\n' + '\033[41m' + str + '\033[0m' + '\n')
sys.exit(1)
def header(str):
print('\n' + '\033[44m' + str + '\033[0m' + '\n')
def vprint(str):
if args.verbose:
print(str)
# Environment checks
if not sys.version_info >= (3, 5):
error('Requires Python 3.5+')
if 'ANDROID_HOME' not in os.environ:
error('Please add Android SDK path to ANDROID_HOME environment variable!')
try:
subprocess.run(['java', '-version'], stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
except FileNotFoundError:
error('Please install JDK and make sure \'java\' is available in PATH')
import argparse
import multiprocessing
import zipfile
import datetime
import errno
import shutil
import lzma
import base64
import tempfile
if 'ANDROID_NDK_HOME' in os.environ:
ndk_build = os.path.join(os.environ['ANDROID_NDK_HOME'], 'ndk-build')
else:
ndk_build = os.path.join(os.environ['ANDROID_HOME'], 'ndk-bundle', 'ndk-build')
cpu_count = multiprocessing.cpu_count()
gradlew = os.path.join('.', 'gradlew.bat' if os.name == 'nt' else 'gradlew')
archs = ['armeabi-v7a', 'x86']
keystore = 'release-key.jks'
config = {}
def mv(source, target):
try:
shutil.move(source, target)
except:
pass
def cp(source, target):
try:
shutil.copyfile(source, target)
vprint(f'cp: {source} -> {target}')
except:
pass
def rm(file):
try:
os.remove(file)
except OSError as e:
if e.errno != errno.ENOENT:
raise
def mkdir(path, mode=0o777):
try:
os.mkdir(path, mode)
except:
pass
def mkdir_p(path, mode=0o777):
os.makedirs(path, mode, exist_ok=True)
def zip_with_msg(zipfile, source, target):
if not os.path.exists(source):
error(f'{source} does not exist! Try build \'binary\' and \'apk\' before zipping!')
zipfile.write(source, target)
vprint(f'zip: {source} -> {target}')
def collect_binary():
for arch in archs:
mkdir_p(os.path.join('native', 'out', arch))
for bin in ['magisk', 'magiskinit', 'magiskboot', 'busybox']:
source = os.path.join('native', 'libs', arch, bin)
target = os.path.join('native', 'out', arch, bin)
mv(source, target)
def execv(cmd, redirect=None):
return subprocess.run(cmd, stdout=redirect if redirect != None else STDOUT)
def system(cmd, redirect=None):
return subprocess.run(cmd, shell=True, stdout=redirect if redirect != None else STDOUT)
def xz(data):
return lzma.compress(data, preset=9, check=lzma.CHECK_NONE)
def sign_zip(unsigned, output, release):
signer_name = 'zipsigner-3.0.jar'
zipsigner = os.path.join('signing', 'build', 'libs', signer_name)
if not os.path.exists(zipsigner):
header('* Building ' + signer_name)
proc = execv([gradlew, 'signing:shadowJar'])
if proc.returncode != 0:
error(f'Build {signer_name} failed!')
header('* Signing Zip')
if release:
proc = execv(['java', '-jar', zipsigner, keystore, config['keyStorePass'], config['keyAlias'], config['keyPass'], unsigned, output])
else:
proc = execv(['java', '-jar', zipsigner, unsigned, output])
if proc.returncode != 0:
error('Signing zip failed!')
def binary_dump(src, out, var_name):
out.write(f'const static unsigned char {var_name}[] = {{')
for i, c in enumerate(xz(src.read())):
if i % 16 == 0:
out.write('\n')
out.write(f'0x{c:02X},')
out.write('\n};\n')
out.flush()
def gen_update_binary():
bs = 1024
update_bin = bytearray(bs)
file = os.path.join('native', 'out', 'x86', 'busybox')
with open(file, 'rb') as f:
x86_bb = f.read()
file = os.path.join('native', 'out', 'armeabi-v7a', 'busybox')
with open(file, 'rb') as f:
arm_bb = f.read()
file = os.path.join('scripts', 'update_binary.sh')
with open(file, 'rb') as f:
script = f.read()
# Align x86 busybox to bs
blkCnt = (len(x86_bb) - 1) // bs + 1
script = script.replace(b'__X86_CNT__', b'%d' % blkCnt)
update_bin[:len(script)] = script
update_bin.extend(x86_bb)
# Padding for alignment
update_bin.extend(b'\0' * (blkCnt * bs - len(x86_bb)))
update_bin.extend(arm_bb)
return update_bin
def build_binary(args):
support_targets = {'magisk', 'magiskinit', 'magiskboot', 'busybox'}
if len(args.target) == 0:
# If nothing specified, build everything
args.target = support_targets
else:
args.target = set(args.target) & support_targets
if len(args.target) == 0:
return
header('* Building binaries: ' + ' '.join(args.target))
os.utime(os.path.join('native', 'jni', 'include', 'flags.h'))
# Basic flags
base_flags = f'MAGISK_VERSION="{config["version"]}" MAGISK_VER_CODE={config["versionCode"]}'
if not args.release:
base_flags += ' MAGISK_DEBUG=1'
# Magisk is special case as it is a dependency of magiskinit
if 'magisk' in args.target:
proc = system(f'{ndk_build} -C native {base_flags} B_MAGISK=1 -j{cpu_count}')
if proc.returncode != 0:
error('Build Magisk binary failed!')
collect_binary()
# Dump the binary to header
for arch in archs:
bin_file = os.path.join('native', 'out', arch, 'magisk')
with open(os.path.join('native', 'out', arch, 'binaries_arch.h'), 'w') as out:
with open(bin_file, 'rb') as src:
binary_dump(src, out, 'magisk_xz')
# BusyBox is special case as it needs special flags to build
if 'busybox' in args.target:
proc = system(f'{ndk_build} -C native {base_flags} B_BB=1 -j{cpu_count}')
if proc.returncode != 0:
error('Build binaries failed!')
collect_binary()
build = False
flags = base_flags
if 'magiskinit' in args.target:
if not os.path.exists(os.path.join('native', 'out', 'x86', 'binaries_arch.h')):
error('Build "magisk" before building "magiskinit"')
if not os.path.exists(os.path.join('native', 'out', 'binaries.h')):
error('Build stub APK before building "magiskinit"')
flags += ' B_INIT=1'
build = True
if 'magiskboot' in args.target:
flags += ' B_BOOT=1'
build = True
if build:
proc = system(f'{ndk_build} -C native {flags} -j{cpu_count}')
if proc.returncode != 0:
error('Build binaries failed!')
collect_binary()
def build_apk(args, flavor):
header('* Building {} Magisk Manager'.format(flavor))
buildType = 'Release' if args.release else 'Debug'
proc = execv([gradlew, f'app:assemble{flavor}{buildType}', '-PconfigPath=' + os.path.abspath(args.config)])
if proc.returncode != 0:
error('Build Magisk Manager failed!')
flavor = flavor.lower()
buildType = buildType.lower()
apk = f'app-{flavor}-{buildType}.apk'
source = os.path.join('app', 'build', 'outputs', 'apk', flavor, buildType, apk)
target = os.path.join(config['outdir'], apk)
mv(source, target)
header('Output: ' + target)
return target
def build_app(args):
source = os.path.join('scripts', 'util_functions.sh')
target = os.path.join('app-core', 'src', 'main', 'res', 'raw', 'util_functions.sh')
cp(source, target)
build_apk(args, 'Full')
def build_stub(args):
stub = build_apk(args, 'Stub')
# Dump the stub APK to header
mkdir(os.path.join('native', 'out'))
with open(os.path.join('native', 'out', 'binaries.h'), 'w') as out:
with open(stub, 'rb') as src:
binary_dump(src, out, 'manager_xz');
def build_snet(args):
proc = execv([gradlew, 'snet:assembleRelease'])
if proc.returncode != 0:
error('Build snet extention failed!')
source = os.path.join('snet', 'build', 'outputs', 'apk', 'release', 'snet-release-unsigned.apk')
target = os.path.join(config['outdir'], 'snet.apk')
# Re-compress the whole APK for smaller size
with zipfile.ZipFile(target, 'w', compression=zipfile.ZIP_DEFLATED, allowZip64=False) as zout:
with zipfile.ZipFile(source) as zin:
for item in zin.infolist():
zout.writestr(item.filename, zin.read(item))
rm(source)
header('Output: ' + target)
def zip_main(args):
header('* Packing Flashable Zip')
unsigned = tempfile.mkstemp()[1]
with zipfile.ZipFile(unsigned, 'w', compression=zipfile.ZIP_DEFLATED, allowZip64=False) as zipf:
# META-INF
# update-binary
target = os.path.join('META-INF', 'com', 'google', 'android', 'update-binary')
vprint('zip: ' + target)
zipf.writestr(target, gen_update_binary())
# updater-script
source = os.path.join('scripts', 'flash_script.sh')
target = os.path.join('META-INF', 'com', 'google', 'android', 'updater-script')
zip_with_msg(zipf, source, target)
# Binaries
for lib_dir, zip_dir in [('armeabi-v7a', 'arm'), ('x86', 'x86')]:
for binary in ['magiskinit', 'magiskboot']:
source = os.path.join('native', 'out', lib_dir, binary)
target = os.path.join(zip_dir, binary)
zip_with_msg(zipf, source, target)
# APK
source = os.path.join(config['outdir'], 'app-full-release.apk' if args.release else 'app-full-debug.apk')
target = os.path.join('common', 'magisk.apk')
zip_with_msg(zipf, source, target)
# Scripts
# boot_patch.sh
source = os.path.join('scripts', 'boot_patch.sh')
target = os.path.join('common', 'boot_patch.sh')
zip_with_msg(zipf, source, target)
# util_functions.sh
source = os.path.join('scripts', 'util_functions.sh')
with open(source, 'r') as script:
# Add version info util_functions.sh
util_func = script.read().replace('#MAGISK_VERSION_STUB',
f'MAGISK_VER="{config["version"]}"\nMAGISK_VER_CODE={config["versionCode"]}')
target = os.path.join('common', 'util_functions.sh')
vprint(f'zip: {source} -> {target}')
zipf.writestr(target, util_func)
# addon.d.sh
source = os.path.join('scripts', 'addon.d.sh')
target = os.path.join('common', 'addon.d.sh')
zip_with_msg(zipf, source, target)
# Prebuilts
for chromeos in ['futility', 'kernel_data_key.vbprivk', 'kernel.keyblock']:
source = os.path.join('chromeos', chromeos)
zip_with_msg(zipf, source, source)
# End of zipping
output = os.path.join(config['outdir'], f'Magisk-v{config["version"]}.zip' if config['prettyName'] else
'magisk-release.zip' if args.release else 'magisk-debug.zip')
sign_zip(unsigned, output, args.release)
header('Output: ' + output)
def zip_uninstaller(args):
header('* Packing Uninstaller Zip')
unsigned = tempfile.mkstemp()[1]
with zipfile.ZipFile(unsigned, 'w', compression=zipfile.ZIP_DEFLATED, allowZip64=False) as zipf:
# META-INF
# update-binary
target = os.path.join('META-INF', 'com', 'google', 'android', 'update-binary')
vprint('zip: ' + target)
zipf.writestr(target, gen_update_binary())
# updater-script
source = os.path.join('scripts', 'magisk_uninstaller.sh')
target = os.path.join('META-INF', 'com', 'google', 'android', 'updater-script')
zip_with_msg(zipf, source, target)
# Binaries
for lib_dir, zip_dir in [('armeabi-v7a', 'arm'), ('x86', 'x86')]:
for bin in ['magisk', 'magiskboot']:
source = os.path.join('native', 'out', lib_dir, bin)
target = os.path.join(zip_dir, bin)
zip_with_msg(zipf, source, target)
# Scripts
# util_functions.sh
source = os.path.join('scripts', 'util_functions.sh')
with open(source, 'r') as script:
target = os.path.join('util_functions.sh')
vprint(f'zip: {source} -> {target}')
zipf.writestr(target, script.read())
# Prebuilts
for chromeos in ['futility', 'kernel_data_key.vbprivk', 'kernel.keyblock']:
source = os.path.join('chromeos', chromeos)
zip_with_msg(zipf, source, source)
# End of zipping
output = os.path.join(config['outdir'], f'Magisk-uninstaller-{datetime.datetime.now().strftime("%Y%m%d")}.zip'
if config['prettyName'] else 'magisk-uninstaller.zip')
sign_zip(unsigned, output, args.release)
header('Output: ' + output)
def cleanup(args):
support_targets = {'native', 'java'}
if len(args.target) == 0:
# If nothing specified, clean everything
args.target = support_targets
else:
args.target = set(args.target) & support_targets
if 'native' in args.target:
header('* Cleaning native')
system(ndk_build + ' -C native B_MAGISK=1 B_INIT=1 B_BOOT=1 B_BB=1 clean')
shutil.rmtree(os.path.join('native', 'out'), ignore_errors=True)
if 'java' in args.target:
header('* Cleaning java')
execv([gradlew, 'app:clean', 'app-core:clean', 'snet:clean', 'signing:clean'])
def build_all(args):
vars(args)['target'] = []
build_stub(args)
build_app(args)
build_binary(args)
zip_main(args)
zip_uninstaller(args)
build_snet(args)
parser = argparse.ArgumentParser(description='Magisk build script')
parser.add_argument('-r', '--release', action='store_true', help='compile Magisk for release')
parser.add_argument('-v', '--verbose', action='store_true', help='verbose output')
parser.add_argument('-c', '--config', default='config.prop', help='config file location')
subparsers = parser.add_subparsers(title='actions')
all_parser = subparsers.add_parser('all', help='build everything (binaries/apks/zips)')
all_parser.set_defaults(func=build_all)
binary_parser = subparsers.add_parser('binary', help='build binaries')
binary_parser.add_argument('target', nargs='*', help='Support: magisk, magiskinit, magiskboot, busybox. Leave empty to build all.')
binary_parser.set_defaults(func=build_binary)
apk_parser = subparsers.add_parser('apk', help='build Magisk Manager APK')
apk_parser.set_defaults(func=build_app)
stub_parser = subparsers.add_parser('stub', help='build stub Magisk Manager APK')
stub_parser.set_defaults(func=build_stub)
snet_parser = subparsers.add_parser('snet', help='build snet extention for Magisk Manager')
snet_parser.set_defaults(func=build_snet)
zip_parser = subparsers.add_parser('zip', help='zip Magisk into a flashable zip')
zip_parser.set_defaults(func=zip_main)
un_parser = subparsers.add_parser('uninstaller', help='create flashable uninstaller')
un_parser.set_defaults(func=zip_uninstaller)
clean_parser = subparsers.add_parser('clean', help='cleanup.')
clean_parser.add_argument('target', nargs='*', help='Support: native, java. Leave empty to clean all.')
clean_parser.set_defaults(func=cleanup)
if len(sys.argv) == 1:
parser.print_help()
sys.exit(1)
args = parser.parse_args()
# Some default values
config['outdir'] = 'out'
config['prettyName'] = 'false'
with open(args.config, 'r') as f:
for line in [l.strip(' \t\r\n') for l in f]:
if line.startswith('#') or len(line) == 0:
continue
prop = line.split('=')
config[prop[0].strip(' \t\r\n')] = prop[1].strip(' \t\r\n')
if 'version' not in config or 'versionCode' not in config:
error('"version" and "versionCode" is required in "config.prop"')
try:
config['versionCode'] = int(config['versionCode'])
except ValueError:
error('"versionCode" is required to be an integer')
config['prettyName'] = config['prettyName'].lower() == 'true'
mkdir_p(config['outdir'])
if args.release and not os.path.exists(keystore):
error(f'Please generate a java keystore and place it in "{keystore}"')
STDOUT = None if args.verbose else subprocess.DEVNULL
args.func(args)