9f32150e5f
Bug: 327241925 Test: dumpsys android.hardware.drm.IDrmFactory/widevine Change-Id: Ice412cd2739f0c8a95af488cf565a3abf484200a
118 lines
3.3 KiB
Python
118 lines
3.3 KiB
Python
import argparse
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import datetime
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import json
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import os
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import re
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import sys
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INT32_MAX = 2 ** 31 - 1
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def guess_build_top():
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if 'ANDROID_BUILD_TOP' in os.environ:
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return os.environ['ANDROID_BUILD_TOP']
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cwd = os.getcwd()
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parts = cwd.split('/out/soong/')
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return parts[0]
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def get_build_number():
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top = guess_build_top()
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with open(f'{top}/out/soong/build_number.txt', 'r') as file:
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soong_build_number = file.read().strip()
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return soong_build_number
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def get_build_id():
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top = guess_build_top()
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with open(f'{top}/build/core/build_id.mk', 'r') as file:
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for line in file:
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if line.startswith('BUILD_ID='):
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_, rc = line.strip().split('=', 1)
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return rc
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def hdr(args):
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output = f'''\
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#ifndef {args.guard}
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#define {args.guard}
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#define WV_ANDROID_BUILD_ID "{get_build_id()}"
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#endif // {args.guard}'''
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print(output)
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def safe_int(str_value):
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"""Converts a build number to an integer, capped at INT32_MAX.
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INT32_MAX is the max supported by Android Build.
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Args:
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str_value: The build number to convert.
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Returns:
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The integer representation of build number, capped at INT32_MAX;
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0 on error.
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"""
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try:
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v = int(str_value)
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return min(INT32_MAX, v)
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except ValueError:
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return 0
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def apex_manifest(args):
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rc = get_build_id()
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v = get_build_number()
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if v.startswith('eng.'):
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# local build
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#
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# set large version so local builds can overwrite other build types
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v = INT32_MAX
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elif re.match(r'P\d+$', v):
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# presubmit build
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#
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# numeric value of presubmit builds are typically higher than
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# postsubmit builds, so presubmit builds can overwrite postsubmit
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# builds during test
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v = safe_int(v[1:])
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elif rc in ('MASTER', 'MAIN'):
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# postsubmit dev branch
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#
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# set APEX version to 1 (preserve udc behavior)
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v = 1
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elif re.match(r'\d+$', v):
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# postsubmit release branch
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#
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# set APEX version to ab build number
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v = safe_int(v)
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else:
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raise RuntimeError('Unsupported Widevine APEX build env')
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out = dict(name=args.name, version=v, requireNativeLibs=['liboemcrypto'])
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print(json.dumps(out))
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if __name__ == '__main__':
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parser = argparse.ArgumentParser(description='Widevine Android genrule utility')
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parser.set_defaults(func=lambda _: parser.print_help())
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subparsers = parser.add_subparsers(help='Available subcommands')
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hdr_description = 'Generate build id C++ header (stdout)'
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parser_hdr = subparsers.add_parser('build_id_header', help=hdr_description)
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parser_hdr.add_argument('--guard', type=str,
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default='WVCDM_WV_ANDROID_BUILD_ID_H_',
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help='Include guard')
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parser_hdr.set_defaults(func=hdr)
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apex_description = 'Generate APEX manifest json (stdout)'
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parser_apex = subparsers.add_parser('apex_manifest', help=apex_description)
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parser_apex.add_argument('--name', help='apex name',
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default='com.google.android.widevine')
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parser_apex.set_defaults(func=apex_manifest)
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# Parse the arguments and call the appropriate function
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args = parser.parse_args()
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args.func(args)
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