mirror of
https://github.com/klzgrad/naiveproxy.git
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278 lines
9.1 KiB
Python
Executable File
278 lines
9.1 KiB
Python
Executable File
#!/usr/bin/env python
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# Copyright 2016 The Chromium Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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"""
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If should_use_hermetic_xcode.py emits "1", and the current toolchain is out of
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date:
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* Downloads the hermetic mac toolchain
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* Requires gsutil to be configured.
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* Accepts the license.
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* If xcode-select and xcodebuild are not passwordless in sudoers, requires
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user interaction.
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The toolchain version can be overridden by setting IOS_TOOLCHAIN_REVISION or
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MAC_TOOLCHAIN_REVISION with the full revision, e.g. 9A235-1.
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"""
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from distutils.version import LooseVersion
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import os
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import platform
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import plistlib
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import shutil
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import subprocess
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import sys
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import tarfile
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import time
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import tempfile
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import urllib2
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# This can be changed after running /build/package_mac_toolchain.py.
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MAC_TOOLCHAIN_VERSION = '8E2002'
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MAC_TOOLCHAIN_SUB_REVISION = 3
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MAC_TOOLCHAIN_VERSION = '%s-%s' % (MAC_TOOLCHAIN_VERSION,
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MAC_TOOLCHAIN_SUB_REVISION)
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# The toolchain will not be downloaded if the minimum OS version is not met.
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# 16 is the major version number for macOS 10.12.
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MAC_MINIMUM_OS_VERSION = 16
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IOS_TOOLCHAIN_VERSION = '9B55'
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IOS_TOOLCHAIN_SUB_REVISION = 1
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IOS_TOOLCHAIN_VERSION = '%s-%s' % (IOS_TOOLCHAIN_VERSION,
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IOS_TOOLCHAIN_SUB_REVISION)
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# Absolute path to src/ directory.
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REPO_ROOT = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
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# Absolute path to a file with gclient solutions.
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GCLIENT_CONFIG = os.path.join(os.path.dirname(REPO_ROOT), '.gclient')
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BASE_DIR = os.path.abspath(os.path.dirname(__file__))
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TOOLCHAIN_BUILD_DIR = os.path.join(BASE_DIR, '%s_files', 'Xcode.app')
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STAMP_FILE = os.path.join(BASE_DIR, '%s_files', 'toolchain_build_revision')
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TOOLCHAIN_URL = 'gs://chrome-mac-sdk/'
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def PlatformMeetsHermeticXcodeRequirements(target_os):
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if target_os == 'ios':
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return True
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return int(platform.release().split('.')[0]) >= MAC_MINIMUM_OS_VERSION
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def GetPlatforms():
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target_os = set(['mac'])
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try:
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env = {}
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execfile(GCLIENT_CONFIG, env, env)
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target_os |= set(env.get('target_os', target_os))
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except:
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pass
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return target_os
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def ReadStampFile(target_os):
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"""Return the contents of the stamp file, or '' if it doesn't exist."""
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try:
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with open(STAMP_FILE % target_os, 'r') as f:
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return f.read().rstrip()
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except IOError:
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return ''
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def WriteStampFile(target_os, s):
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"""Write s to the stamp file."""
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EnsureDirExists(os.path.dirname(STAMP_FILE % target_os))
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with open(STAMP_FILE % target_os, 'w') as f:
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f.write(s)
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f.write('\n')
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def EnsureDirExists(path):
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if not os.path.exists(path):
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os.makedirs(path)
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def DownloadAndUnpack(url, output_dir):
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"""Decompresses |url| into a cleared |output_dir|."""
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temp_name = tempfile.mktemp(prefix='mac_toolchain')
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try:
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print 'Downloading new toolchain.'
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subprocess.check_call(['gsutil.py', 'cp', url, temp_name])
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if os.path.exists(output_dir):
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print 'Deleting old toolchain.'
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shutil.rmtree(output_dir)
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EnsureDirExists(output_dir)
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print 'Unpacking new toolchain.'
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tarfile.open(mode='r:gz', name=temp_name).extractall(path=output_dir)
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finally:
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if os.path.exists(temp_name):
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os.unlink(temp_name)
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def CanAccessToolchainBucket():
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"""Checks whether the user has access to |TOOLCHAIN_URL|."""
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proc = subprocess.Popen(['gsutil.py', 'ls', TOOLCHAIN_URL],
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stdout=subprocess.PIPE)
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proc.communicate()
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return proc.returncode == 0
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def LoadPlist(path):
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"""Loads Plist at |path| and returns it as a dictionary."""
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fd, name = tempfile.mkstemp()
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try:
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subprocess.check_call(['plutil', '-convert', 'xml1', '-o', name, path])
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with os.fdopen(fd, 'r') as f:
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return plistlib.readPlist(f)
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finally:
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os.unlink(name)
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def FinalizeUnpack(output_dir, target_os):
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"""Use xcodebuild to accept new toolchain license and run first launch
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installers if necessary. Don't accept the license if a newer license has
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already been accepted. This only works if xcodebuild and xcode-select are
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passwordless in sudoers."""
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# Check old license
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try:
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target_license_plist_path = os.path.join(
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output_dir, 'Contents','Resources','LicenseInfo.plist')
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target_license_plist = LoadPlist(target_license_plist_path)
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build_type = target_license_plist['licenseType']
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build_version = target_license_plist['licenseID']
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accepted_license_plist = LoadPlist(
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'/Library/Preferences/com.apple.dt.Xcode.plist')
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agreed_to_key = 'IDELast%sLicenseAgreedTo' % build_type
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last_license_agreed_to = accepted_license_plist[agreed_to_key]
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# Historically all Xcode build numbers have been in the format of AANNNN, so
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# a simple string compare works. If Xcode's build numbers change this may
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# need a more complex compare.
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if build_version <= last_license_agreed_to:
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# Don't accept the license of older toolchain builds, this will break the
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# license of newer builds.
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return
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except (subprocess.CalledProcessError, KeyError):
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# If there's never been a license of type |build_type| accepted,
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# |target_license_plist_path| or |agreed_to_key| may not exist.
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pass
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print "Accepting license."
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target_version_plist_path = os.path.join(
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output_dir, 'Contents','version.plist')
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target_version_plist = LoadPlist(target_version_plist_path)
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short_version_string = target_version_plist['CFBundleShortVersionString']
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old_path = subprocess.Popen(['/usr/bin/xcode-select', '-p'],
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stdout=subprocess.PIPE).communicate()[0].strip()
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try:
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build_dir = os.path.join(output_dir, 'Contents/Developer')
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subprocess.check_call(['sudo', '/usr/bin/xcode-select', '-s', build_dir])
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subprocess.check_call(['sudo', '/usr/bin/xcodebuild', '-license', 'accept'])
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if target_os == 'ios' and \
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LooseVersion(short_version_string) >= LooseVersion("9.0"):
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print "Installing packages."
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subprocess.check_call(['sudo', '/usr/bin/xcodebuild', '-runFirstLaunch'])
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finally:
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subprocess.check_call(['sudo', '/usr/bin/xcode-select', '-s', old_path])
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def _UseHermeticToolchain(target_os):
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current_dir = os.path.dirname(os.path.realpath(__file__))
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script_path = os.path.join(current_dir, 'mac/should_use_hermetic_xcode.py')
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proc = subprocess.Popen([script_path, target_os], stdout=subprocess.PIPE)
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return '1' in proc.stdout.readline()
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def RequestGsAuthentication():
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"""Requests that the user authenticate to be able to access gs://.
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"""
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print 'Access to ' + TOOLCHAIN_URL + ' not configured.'
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print '-----------------------------------------------------------------'
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print
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print 'You appear to be a Googler.'
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print
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print 'I\'m sorry for the hassle, but you need to do a one-time manual'
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print 'authentication. Please run:'
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print
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print ' download_from_google_storage --config'
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print
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print 'and follow the instructions.'
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print
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print 'NOTE 1: Use your google.com credentials, not chromium.org.'
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print 'NOTE 2: Enter 0 when asked for a "project-id".'
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print
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print '-----------------------------------------------------------------'
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print
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sys.stdout.flush()
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sys.exit(1)
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def DownloadHermeticBuild(target_os, toolchain_version, toolchain_filename):
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if not _UseHermeticToolchain(target_os):
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return 0
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toolchain_output_path = TOOLCHAIN_BUILD_DIR % target_os
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if ReadStampFile(target_os) == toolchain_version:
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FinalizeUnpack(toolchain_output_path, target_os)
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return 0
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if not CanAccessToolchainBucket():
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RequestGsAuthentication()
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return 1
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# Reset the stamp file in case the build is unsuccessful.
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WriteStampFile(target_os, '')
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toolchain_file = '%s.tgz' % toolchain_version
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toolchain_full_url = TOOLCHAIN_URL + toolchain_file
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print 'Updating toolchain to %s...' % toolchain_version
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try:
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toolchain_file = toolchain_filename % toolchain_version
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toolchain_full_url = TOOLCHAIN_URL + toolchain_file
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DownloadAndUnpack(toolchain_full_url, toolchain_output_path)
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FinalizeUnpack(toolchain_output_path, target_os)
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print 'Toolchain %s unpacked.' % toolchain_version
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WriteStampFile(target_os, toolchain_version)
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return 0
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except Exception as e:
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print 'Failed to download toolchain %s.' % toolchain_file
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print 'Exception %s' % e
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print 'Exiting.'
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return 1
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def main():
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if sys.platform != 'darwin':
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return 0
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for target_os in GetPlatforms():
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if not PlatformMeetsHermeticXcodeRequirements(target_os):
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print 'OS version does not support toolchain.'
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continue
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if target_os == 'ios':
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toolchain_version = os.environ.get('IOS_TOOLCHAIN_REVISION',
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IOS_TOOLCHAIN_VERSION)
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toolchain_filename = 'ios-toolchain-%s.tgz'
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else:
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toolchain_version = os.environ.get('MAC_TOOLCHAIN_REVISION',
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MAC_TOOLCHAIN_VERSION)
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toolchain_filename = 'toolchain-%s.tgz'
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return_value = DownloadHermeticBuild(
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target_os, toolchain_version, toolchain_filename)
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if return_value:
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return return_value
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return 0
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if __name__ == '__main__':
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sys.exit(main())
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