gecko-dev/build/build-infer/build-infer.py

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Python
Executable File

#!/usr/bin/env python3
# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
import os
import subprocess
import json
import argparse
import sys
import shutil
from functools import reduce
def check_run(args, path):
print(' '.join(args) + ' in ' + path, file=sys.stderr)
subprocess.run(args, cwd=path, check=True)
def run_in(path, args, extra_env=None):
'''
Runs the given commands in the directory specified by <path>.
'''
env = dict(os.environ)
env.update(extra_env or {})
check_run(args, path)
subprocess.run(args, cwd=path)
def build_tar_package(tar, name, base, directories):
name = os.path.realpath(name)
run_in(base, [tar,
'-c',
'-%s' % ('J' if '.xz' in name else 'j'),
'-f',
name] + directories)
def is_git_repo(dir):
'''Check whether the given directory is a git repository.'''
from subprocess import CalledProcessError
try:
check_run(['git', 'rev-parse'], dir)
return True
except CalledProcessError:
return False
def git_clone(main_dir, url, clone_dir, commit):
'''
Clones the repository from <url> into <clone_dir>, and brings the
repository to the state of <commit>.
'''
run_in(main_dir, ['git', 'clone', url, clone_dir])
run_in(clone_dir, ['git', 'checkout', commit])
if __name__ == '__main__':
parser = argparse.ArgumentParser()
parser.add_argument('-c', '--config', required=True,
type=argparse.FileType('r'),
help='Infer configuration file')
parser.add_argument('-b', '--base-dir',
help="Base directory for code and build artifacts")
parser.add_argument('--clean', action='store_true',
help='Clean the build directory')
parser.add_argument('--skip-tar', action='store_true',
help='Skip tar packaging stage')
args = parser.parse_args()
# The directories end up in the debug info, so the easy way of getting
# a reproducible build is to run it in a know absolute directory.
# We use a directory that is registered as a volume in the Docker image.
if args.base_dir:
base_dir = args.base_dir
else:
base_dir = reduce(os.path.join,
[os.sep + 'builds', 'worker',
'workspace', 'moz-toolchain'])
infer_dir = os.path.join(base_dir, 'infer')
source_dir = os.path.join(infer_dir, 'src')
build_dir = os.path.join(infer_dir, 'build')
if args.clean:
shutil.rmtree(build_dir)
os.sys.exit(0)
config = json.load(args.config)
infer_revision = config['infer_revision']
infer_repo = config['infer_repo']
for folder in [infer_dir, source_dir, build_dir]:
os.makedirs(folder, exist_ok=True)
# clone infer
if not is_git_repo(source_dir):
# git doesn't like cloning into a non-empty folder. If src is not a git
# repo then just remove it in order to reclone
shutil.rmtree(source_dir)
git_clone(infer_dir, infer_repo, source_dir, infer_revision)
# apply a few patches
dir_path = os.path.dirname(os.path.realpath(__file__))
# clean the git directory by reseting all changes
git_commands = [['clean', '-f'], ['reset', '--hard']]
for command in git_commands:
run_in(source_dir, ['git']+command)
for p in config.get('patches', []):
run_in(source_dir, ['git', 'apply', os.path.join(dir_path, p)])
# build infer
run_in(source_dir, ['./build-infer.sh', 'java'],
extra_env={'NO_CMAKE_STRIP': '1'})
package_name = 'infer'
if not args.skip_tar:
build_tar_package('tar', '%s.tar.xz' % (package_name),
source_dir, [os.path.join('infer', 'bin'),
os.path.join('infer', 'lib')])