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phs_v1.0.1.0/build/ohos/images/build_image.py
2024-09-27 19:16:49 +08:00

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7.2 KiB
Python
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#!/usr/bin/env python
# -*- coding: utf-8 -*-
# Copyright (c) 2021 Huawei Device Co., Ltd.
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import sys
import os
import shutil
import argparse
import json
from mkimage import mkimages
sys.path.append(
os.path.dirname(os.path.dirname(os.path.dirname(
os.path.abspath(__file__)))))
from scripts.util import build_utils
from build_scripts.build import find_top # noqa: E402
def _prepare_userdata(userdata_path):
if os.path.exists(userdata_path):
shutil.rmtree(userdata_path)
os.makedirs(userdata_path, exist_ok=True)
def _prepare_root(system_path, target_cpu):
root_dir = os.path.join(os.path.dirname(system_path), 'root')
if os.path.exists(root_dir):
shutil.rmtree(root_dir)
os.makedirs(root_dir, exist_ok=True)
_dir_list = [
'config', 'dev', 'proc', 'sys', 'updater', 'system', 'vendor', 'data',
'storage', 'mnt', 'tmp', 'sys_prod', 'chip_prod', 'module_update', 'eng_system', 'eng_chipset'
]
for _dir_name in _dir_list:
os.makedirs(os.path.join(root_dir, _dir_name), exist_ok=True)
os.symlink('/system/bin', os.path.join(root_dir, 'bin'))
os.symlink('/system/bin/init', os.path.join(root_dir, 'init'))
os.symlink('/system/etc', os.path.join(root_dir, 'etc'))
os.symlink('/vendor', os.path.join(root_dir, 'chipset'))
if target_cpu == 'arm64':
os.symlink('/system/lib64', os.path.join(root_dir, 'lib64'))
os.symlink('/system/lib', os.path.join(root_dir, 'lib'))
def _prepare_updater(updater_path, target_cpu):
_dir_list = ['dev', 'proc', 'sys', 'system', 'tmp', 'lib', 'lib64', 'vendor']
for _dir_name in _dir_list:
_path = os.path.join(updater_path, _dir_name)
if os.path.exists(_path):
continue
os.makedirs(_path, exist_ok=True)
os.symlink('bin/init', os.path.join(updater_path, 'init'))
os.symlink('/bin', os.path.join(updater_path, 'system/bin'))
os.symlink('/lib', os.path.join(updater_path, 'system/lib'))
if target_cpu == 'arm64':
os.symlink('/lib64', os.path.join(updater_path, 'system/lib64'))
os.symlink('/lib64', os.path.join(updater_path, 'vendor/lib64'))
else:
os.symlink('/lib', os.path.join(updater_path, 'vendor/lib'))
os.symlink('/etc', os.path.join(updater_path, 'system/etc'))
def _prepare_ramdisk(ramdisk_path):
_dir_list = ['bin', 'dev', 'etc', 'lib', 'proc', 'sys', 'system', 'usr', 'mnt', 'storage']
for _dir_name in _dir_list:
_path = os.path.join(ramdisk_path, _dir_name)
if os.path.exists(_path):
continue
os.makedirs(_path, exist_ok=True)
os.symlink('bin/init', os.path.join(ramdisk_path, 'init'))
def _prepare_eng_ststem(eng_system_path, build_variant):
if os.path.exists(eng_system_path):
shutil.rmtree(eng_system_path)
os.makedirs(eng_system_path, exist_ok=True)
if build_variant == "user":
return
_dir_list_first = ['etc', 'bin']
for _dir_name in _dir_list_first:
_path = os.path.join(eng_system_path, _dir_name)
if os.path.exists(_path):
shutil.rmtree(_path)
os.makedirs(_path, exist_ok=True)
_dir_list_second = ['param', 'init', 'selinux']
for _dir_name in _dir_list_second:
_path = os.path.join(eng_system_path, 'etc', _dir_name)
if os.path.exists(_path):
shutil.rmtree(_path)
os.makedirs(_path, exist_ok=True)
_target_policy_path = os.path.join(eng_system_path, 'etc', 'selinux', 'targeted', 'policy')
if os.path.exists(_target_policy_path):
shutil.rmtree(_target_policy_path)
os.makedirs(_target_policy_path, exist_ok=True)
root_path = find_top()
copy_eng_system_config = os.path.join(root_path, "build/ohos/images/mkimage/root_image.json")
with open(copy_eng_system_config, 'rb') as input_f:
default_build_args = json.load(input_f)
for arg in default_build_args.values():
sources_file = arg.get('source_file')
dest_file = arg.get('dest_file')
if(os.path.exists(dest_file)):
os.remove(dest_file)
if(os.path.exists(sources_file)):
shutil.copy(sources_file, dest_file)
def _make_image(args):
if args.image_name == 'system':
_prepare_root(args.input_path, args.target_cpu)
elif args.image_name == 'updater':
_prepare_updater(args.input_path, args.target_cpu)
elif args.image_name == 'updater_ramdisk':
_prepare_updater(args.input_path, args.target_cpu)
elif args.image_name == 'ramdisk':
_prepare_ramdisk(args.input_path)
image_type = "raw"
if args.sparse_image:
image_type = "sparse"
config_file = args.image_config_file
if (os.path.exists(args.device_image_config_file)):
config_file = args.device_image_config_file
mk_image_args = [
args.input_path, config_file, args.output_image_path,
image_type
]
if args.build_image_tools_path:
env_path = ':'.join(args.build_image_tools_path)
os.environ['PATH'] = '{}:{}'.format(env_path, os.environ.get('PATH'))
mkimages.mk_images(mk_image_args)
def main(argv):
parser = argparse.ArgumentParser()
parser.add_argument('--depfile', required=True)
parser.add_argument('--image-name', required=True)
parser.add_argument('--build-variant', required=True)
parser.add_argument('--image-config-file', required=True)
parser.add_argument('--device-image-config-file', required=True)
parser.add_argument('--input-path', required=True)
parser.add_argument('--output-image-path', required=True)
parser.add_argument('--sparse-image',
dest="sparse_image",
action='store_true')
parser.set_defaults(sparse_image=False)
parser.add_argument('--build-image-tools-path', nargs='*', required=False)
parser.add_argument('--target-cpu', required=False)
args = parser.parse_args(argv)
if os.path.exists(args.output_image_path):
os.remove(args.output_image_path)
if args.image_name == 'userdata':
_prepare_userdata(args.input_path)
elif args.image_name == 'eng_system':
_prepare_eng_ststem(args.input_path, args.build_variant)
if os.path.isdir(args.input_path):
_make_image(args)
_dep_files = []
for _root, _, _files in os.walk(args.input_path):
for _file in _files:
_dep_files.append(os.path.join(_root, _file))
if (os.path.exists(args.device_image_config_file)):
_dep_files.append(args.device_image_config_file)
build_utils.write_depfile(args.depfile,
args.output_image_path,
_dep_files,
add_pydeps=False)
return 0
if __name__ == '__main__':
sys.exit(main(sys.argv[1:]))