1#!/usr/bin/env python 2# 3# Copyright 2022 Google LLC 4# 5# Use of this source code is governed by a BSD-style license that can be 6# found in the LICENSE file. 7 8 9"""Create the asset.""" 10 11 12import argparse 13import glob 14import os 15import shutil 16import subprocess 17import sys 18 19FILE_DIR = os.path.dirname(os.path.abspath(__file__)) 20INFRA_BOTS_DIR = os.path.realpath(os.path.join(FILE_DIR, os.pardir, os.pardir)) 21sys.path.insert(0, INFRA_BOTS_DIR) 22import utils 23 24# https://packages.debian.org/buster/amd64/binutils-x86-64-linux-gnu/download 25# The older version from buster has fewer dynamic library dependencies. 26URL = 'https://ftp.debian.org/debian/pool/main/b/binutils/binutils-x86-64-linux-gnu_2.31.1-16_amd64.deb' 27SHA256 = 'c1da1cffff8a024b5eca0a6795558d9e0ec88fbd24fe059490dc665dc5cac92f' 28 29# https://packages.debian.org/buster/amd64/binutils-x86-64-linux-gnu/filelist 30to_copy = { 31 # If we need other files, we can add them to this mapping. 32 'x86_64-linux-gnu-strip': 'strip', 33} 34 35 36def create_asset(target_dir): 37 with utils.tmp_dir(): 38 subprocess.check_call(['wget', '--output-document=binutils.deb', '--quiet', URL]) 39 output = subprocess.check_output(['sha256sum', 'binutils.deb'], encoding='utf-8') 40 actual_hash = output.split(' ')[0] 41 if actual_hash != SHA256: 42 raise Exception('SHA256 does not match (%s != %s)' % (actual_hash, SHA256)) 43 # A .deb file is just a re-named .ar file... 44 subprocess.check_call(['ar', 'x', 'binutils.deb']) 45 # with a control.tar.xz and a data.tar.xz in it. The binaries are in the data one. 46 subprocess.check_call(['tar', '-xf', 'data.tar.xz']) 47 for (orig, copy) in to_copy.items(): 48 shutil.copy(os.path.join('usr', 'bin', orig), os.path.join(target_dir, copy)) 49 50 51def main(): 52 parser = argparse.ArgumentParser() 53 parser.add_argument('--target_dir', '-t', required=True) 54 args = parser.parse_args() 55 create_asset(args.target_dir) 56 57 58if __name__ == '__main__': 59 main() 60 61