зеркало из https://github.com/mozilla/gecko-dev.git
142 строки
4.3 KiB
Python
Executable File
142 строки
4.3 KiB
Python
Executable File
#!/usr/bin/env python
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# This Source Code Form is subject to the terms of the Mozilla Public
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# License, v. 2.0. If a copy of the MPL was not distributed with this file,
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# You can obtain one at http://mozilla.org/MPL/2.0/.
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# This script provides one-line bootstrap support to configure systems to build
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# the tree.
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#
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# The role of this script is to load the Python modules containing actual
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# bootstrap support. It does this through various means, including fetching
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# content from the upstream source repository.
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# If we add unicode_literals, optparse breaks on Python 2.6.1 (which is needed
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# to support OS X 10.6).
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from __future__ import print_function
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import os
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import shutil
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import sys
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import tempfile
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try:
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from urllib2 import urlopen
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except ImportError:
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from urllib.request import urlopen
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from optparse import OptionParser
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# The next two variables define where in the repository the Python files
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# reside. This is used to remotely download file content when it isn't
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# available locally.
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REPOSITORY_PATH_PREFIX = 'python/mozboot'
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REPOSITORY_PATHS = [
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'mozboot/__init__.py',
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'mozboot/base.py',
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'mozboot/bootstrap.py',
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'mozboot/centos.py',
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'mozboot/fedora.py',
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'mozboot/gentoo.py',
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'mozboot/mint.py',
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'mozboot/openbsd.py',
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'mozboot/osx.py',
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'mozboot/ubuntu.py',
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]
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TEMPDIR = None
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def fetch_files(repo_url, repo_type):
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repo_url = repo_url.rstrip('/')
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files = {}
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if repo_type == 'hgweb':
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for path in REPOSITORY_PATHS:
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url = repo_url + '/raw-file/default/python/mozboot/' + path
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req = urlopen(url=url, timeout=30)
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files[path] = req.read()
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else:
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raise NotImplementedError('Not sure how to handle repo type.', repo_type)
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return files
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def ensure_environment(repo_url=None, repo_type=None):
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"""Ensure we can load the Python modules necessary to perform bootstrap."""
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try:
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from mozboot.bootstrap import Bootstrapper
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return Bootstrapper
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except ImportError:
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# The first fallback is to assume we are running from a tree checkout
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# and have the files in a sibling directory.
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pardir = os.path.join(os.path.dirname(__file__), os.path.pardir)
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include = os.path.normpath(pardir)
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sys.path.append(include)
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try:
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from mozboot.bootstrap import Bootstrapper
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return Bootstrapper
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except ImportError:
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sys.path.pop()
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# The next fallback is to download the files from the source
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# repository.
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files = fetch_files(repo_url, repo_type)
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# Install them into a temporary location. They will be deleted
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# after this script has finished executing.
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global TEMPDIR
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TEMPDIR = tempfile.mkdtemp()
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for relpath in files.keys():
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destpath = os.path.join(TEMPDIR, relpath)
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destdir = os.path.dirname(destpath)
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if not os.path.exists(destdir):
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os.makedirs(destdir)
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with open(destpath, 'wb') as fh:
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fh.write(files[relpath])
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# This should always work.
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sys.path.append(TEMPDIR)
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from mozboot.bootstrap import Bootstrapper
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return Bootstrapper
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def main(args):
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parser = OptionParser()
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parser.add_option('-r', '--repo-url', dest='repo_url',
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default='https://hg.mozilla.org/mozilla-central/',
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help='Base URL of source control repository where bootstrap files can '
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'be downloaded.')
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parser.add_option('--repo-type', dest='repo_type',
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default='hgweb',
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help='The type of the repository. This defines how we fetch file '
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'content. Like --repo, you should not need to set this.')
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options, leftover = parser.parse_args(args)
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try:
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try:
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cls = ensure_environment(options.repo_url, options.repo_type)
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except Exception as e:
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print('Could not load the bootstrap Python environment.\n')
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print('This should never happen. Consider filing a bug.\n')
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print('\n')
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print(e)
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return 1
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dasboot = cls()
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dasboot.bootstrap()
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return 0
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finally:
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if TEMPDIR is not None:
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shutil.rmtree(TEMPDIR)
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if __name__ == '__main__':
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sys.exit(main(sys.argv))
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