You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
297 lines
8.9 KiB
297 lines
8.9 KiB
#!/usr/bin/env python3
|
|
# Copyright 2019 Google LLC
|
|
#
|
|
# 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.
|
|
|
|
"""Parse a DEPS file and git checkout all of the dependencies.
|
|
|
|
Args:
|
|
An optional list of deps_os values.
|
|
|
|
--with-swiftshader Checkout Swiftshader dependencies
|
|
--with-clspv Checkout clspv dependencies
|
|
--with-dxc Checkout dxc dependencies
|
|
|
|
Environment Variables:
|
|
GIT_EXECUTABLE: path to "git" binary; if unset, will look for one of
|
|
['git', 'git.exe', 'git.bat'] in your default path.
|
|
|
|
GIT_SYNC_DEPS_PATH: file to get the dependency list from; if unset,
|
|
will use the file ../DEPS relative to this script's directory.
|
|
|
|
GIT_SYNC_DEPS_QUIET: if set to non-empty string, suppress messages.
|
|
|
|
Git Config:
|
|
To disable syncing of a single repository:
|
|
cd path/to/repository
|
|
git config sync-deps.disable true
|
|
|
|
To re-enable sync:
|
|
cd path/to/repository
|
|
git config --unset sync-deps.disable
|
|
"""
|
|
|
|
import os
|
|
import re
|
|
import subprocess
|
|
import sys
|
|
import threading
|
|
from builtins import bytes
|
|
|
|
with_clspv = False
|
|
with_dxc = False
|
|
with_swiftshader = False
|
|
|
|
def git_executable():
|
|
"""Find the git executable.
|
|
|
|
Returns:
|
|
A string suitable for passing to subprocess functions, or None.
|
|
"""
|
|
envgit = os.environ.get('GIT_EXECUTABLE')
|
|
searchlist = ['git', 'git.exe', 'git.bat']
|
|
if envgit:
|
|
searchlist.insert(0, envgit)
|
|
with open(os.devnull, 'w') as devnull:
|
|
for git in searchlist:
|
|
try:
|
|
subprocess.call([git, '--version'], stdout=devnull)
|
|
except (OSError,):
|
|
continue
|
|
return git
|
|
return None
|
|
|
|
|
|
DEFAULT_DEPS_PATH = os.path.normpath(
|
|
os.path.join(os.path.dirname(__file__), os.pardir, 'DEPS'))
|
|
|
|
|
|
def usage(deps_file_path = None):
|
|
sys.stderr.write(
|
|
'Usage: run to grab dependencies, with optional platform support:\n')
|
|
sys.stderr.write(' %s %s' % (sys.executable, __file__))
|
|
if deps_file_path:
|
|
parsed_deps = parse_file_to_dict(deps_file_path)
|
|
if 'deps_os' in parsed_deps:
|
|
for deps_os in parsed_deps['deps_os']:
|
|
sys.stderr.write(' [%s]' % deps_os)
|
|
sys.stderr.write('\n\n')
|
|
sys.stderr.write(__doc__)
|
|
|
|
|
|
def git_repository_sync_is_disabled(git, directory):
|
|
try:
|
|
disable = subprocess.check_output(
|
|
[git, 'config', 'sync-deps.disable'], cwd=directory)
|
|
return disable.lower().strip() in ['true', '1', 'yes', 'on']
|
|
except subprocess.CalledProcessError:
|
|
return False
|
|
|
|
|
|
def is_git_toplevel(git, directory):
|
|
"""Return true iff the directory is the top level of a Git repository.
|
|
|
|
Args:
|
|
git (string) the git executable
|
|
|
|
directory (string) the path into which the repository
|
|
is expected to be checked out.
|
|
"""
|
|
try:
|
|
toplevel = subprocess.check_output(
|
|
[git, 'rev-parse', '--show-toplevel'], cwd=directory).strip()
|
|
return os.path.realpath(bytes(directory, 'utf8')) == os.path.realpath(toplevel)
|
|
except subprocess.CalledProcessError:
|
|
return False
|
|
|
|
|
|
def status(directory, checkoutable):
|
|
def truncate(s, length):
|
|
return s if len(s) <= length else s[:(length - 3)] + '...'
|
|
dlen = 36
|
|
directory = truncate(directory, dlen)
|
|
checkoutable = truncate(checkoutable, 40)
|
|
sys.stdout.write('%-*s @ %s\n' % (dlen, directory, checkoutable))
|
|
|
|
|
|
def git_checkout_to_directory(git, repo, checkoutable, directory, verbose):
|
|
"""Checkout (and clone if needed) a Git repository.
|
|
|
|
Args:
|
|
git (string) the git executable
|
|
|
|
repo (string) the location of the repository, suitable
|
|
for passing to `git clone`.
|
|
|
|
checkoutable (string) a tag, branch, or commit, suitable for
|
|
passing to `git checkout`
|
|
|
|
directory (string) the path into which the repository
|
|
should be checked out.
|
|
|
|
verbose (boolean)
|
|
|
|
Raises an exception if any calls to git fail.
|
|
"""
|
|
if verbose:
|
|
status(directory, checkoutable)
|
|
|
|
if not os.path.isdir(directory):
|
|
subprocess.check_call(
|
|
[git, 'clone', '--quiet', repo, directory])
|
|
|
|
if not is_git_toplevel(git, directory):
|
|
# if the directory exists, but isn't a git repo, you will modify
|
|
# the parent repostory, which isn't what you want.
|
|
sys.stdout.write('%s\n IS NOT TOP-LEVEL GIT DIRECTORY.\n' % directory)
|
|
return
|
|
|
|
# Check to see if this repo is disabled. Quick return.
|
|
if git_repository_sync_is_disabled(git, directory):
|
|
sys.stdout.write('%s\n SYNC IS DISABLED.\n' % directory)
|
|
return
|
|
|
|
with open(os.devnull, 'w') as devnull:
|
|
# If this fails, we will fetch before trying again. Don't spam user
|
|
# with error infomation.
|
|
if 0 == subprocess.call([git, 'checkout', '--quiet', checkoutable],
|
|
cwd=directory, stderr=devnull):
|
|
# if this succeeds, skip slow `git fetch`.
|
|
return
|
|
|
|
# If the repo has changed, always force use of the correct repo.
|
|
# If origin already points to repo, this is a quick no-op.
|
|
subprocess.check_call(
|
|
[git, 'remote', 'set-url', 'origin', repo], cwd=directory)
|
|
|
|
subprocess.check_call([git, 'fetch', '--quiet'], cwd=directory)
|
|
|
|
subprocess.check_call([git, 'checkout', '--quiet', checkoutable], cwd=directory)
|
|
|
|
|
|
def parse_file_to_dict(path):
|
|
dictionary = {}
|
|
contents = open(path).read()
|
|
# Need to convert Var() to vars[], so that the DEPS is actually Python. Var()
|
|
# comes from Autoroller using gclient which has a slightly different DEPS
|
|
# format.
|
|
contents = re.sub(r"Var\((.*?)\)", r"vars[\1]", contents)
|
|
exec(contents, dictionary)
|
|
return dictionary
|
|
|
|
|
|
def git_sync_deps(deps_file_path, command_line_os_requests, verbose):
|
|
"""Grab dependencies, with optional platform support.
|
|
|
|
Args:
|
|
deps_file_path (string) Path to the DEPS file.
|
|
|
|
command_line_os_requests (list of strings) Can be empty list.
|
|
List of strings that should each be a key in the deps_os
|
|
dictionary in the DEPS file.
|
|
|
|
Raises git Exceptions.
|
|
"""
|
|
git = git_executable()
|
|
assert git
|
|
|
|
deps_file_directory = os.path.dirname(deps_file_path)
|
|
deps_file = parse_file_to_dict(deps_file_path)
|
|
dependencies = deps_file['deps'].copy()
|
|
os_specific_dependencies = deps_file.get('deps_os', dict())
|
|
if 'all' in command_line_os_requests:
|
|
for value in os_specific_dependencies.values():
|
|
dependencies.update(value)
|
|
else:
|
|
for os_name in command_line_os_requests:
|
|
# Add OS-specific dependencies
|
|
if os_name in os_specific_dependencies:
|
|
dependencies.update(os_specific_dependencies[os_name])
|
|
for directory in dependencies:
|
|
for other_dir in dependencies:
|
|
if directory.startswith(other_dir + '/'):
|
|
raise Exception('%r is parent of %r' % (other_dir, directory))
|
|
list_of_arg_lists = []
|
|
for directory in sorted(dependencies):
|
|
if '@' in dependencies[directory]:
|
|
repo, checkoutable = dependencies[directory].rsplit('@', 1)
|
|
else:
|
|
raise Exception("please specify commit or tag")
|
|
|
|
if not with_clspv and directory == 'third_party/clspv':
|
|
continue
|
|
|
|
if not with_clspv and directory == 'third_party/clspv-llvm':
|
|
continue
|
|
|
|
if not with_dxc and directory == 'third_party/dxc':
|
|
continue
|
|
|
|
if not with_swiftshader and directory == 'third_party/swiftshader':
|
|
continue
|
|
|
|
relative_directory = os.path.join(deps_file_directory, directory)
|
|
|
|
list_of_arg_lists.append(
|
|
(git, repo, checkoutable, relative_directory, verbose))
|
|
|
|
multithread(git_checkout_to_directory, list_of_arg_lists)
|
|
|
|
for directory in deps_file.get('recursedeps', []):
|
|
recursive_path = os.path.join(deps_file_directory, directory, 'DEPS')
|
|
git_sync_deps(recursive_path, command_line_os_requests, verbose)
|
|
|
|
|
|
def multithread(function, list_of_arg_lists):
|
|
# for args in list_of_arg_lists:
|
|
# function(*args)
|
|
# return
|
|
threads = []
|
|
for args in list_of_arg_lists:
|
|
thread = threading.Thread(None, function, None, args)
|
|
thread.start()
|
|
threads.append(thread)
|
|
for thread in threads:
|
|
thread.join()
|
|
|
|
|
|
def main(argv):
|
|
global with_clspv
|
|
global with_dxc
|
|
global with_swiftshader
|
|
deps_file_path = os.environ.get('GIT_SYNC_DEPS_PATH', DEFAULT_DEPS_PATH)
|
|
verbose = not bool(os.environ.get('GIT_SYNC_DEPS_QUIET', False))
|
|
|
|
if '--help' in argv or '-h' in argv:
|
|
usage(deps_file_path)
|
|
return 1
|
|
|
|
if '--with-clspv' in argv:
|
|
with_clspv = True
|
|
|
|
if '--with-dxc' in argv:
|
|
with_dxc = True
|
|
|
|
if '--with-swiftshader' in argv:
|
|
with_swiftshader = True
|
|
|
|
git_sync_deps(deps_file_path, argv, verbose)
|
|
# subprocess.check_call(
|
|
# [sys.executable,
|
|
# os.path.join(os.path.dirname(deps_file_path), 'bin', 'fetch-gn')])
|
|
return 0
|
|
|
|
|
|
if __name__ == '__main__':
|
|
exit(main(sys.argv[1:]))
|