346 lines
14 KiB
Plaintext
346 lines
14 KiB
Plaintext
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#!/usr/bin/env python3
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# Buildtools and buildtools extended installer helper script
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#
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# Copyright (C) 2017-2020 Intel Corporation
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#
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# SPDX-License-Identifier: GPL-2.0-only
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#
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# NOTE: --with-extended-buildtools is on by default
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#
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# Example usage (extended buildtools from milestone):
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# (1) using --url and --filename
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# $ install-buildtools \
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# --url http://downloads.yoctoproject.org/releases/yocto/milestones/yocto-3.1_M3/buildtools \
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# --filename x86_64-buildtools-extended-nativesdk-standalone-3.0+snapshot-20200315.sh
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# (2) using --base-url, --release, --installer-version and --build-date
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# $ install-buildtools \
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# --base-url http://downloads.yoctoproject.org/releases/yocto \
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# --release yocto-3.1_M3 \
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# --installer-version 3.0+snapshot
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# --build-date 202000315
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#
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# Example usage (standard buildtools from release):
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# (3) using --url and --filename
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# $ install-buildtools --without-extended-buildtools \
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# --url http://downloads.yoctoproject.org/releases/yocto/yocto-3.0.2/buildtools \
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# --filename x86_64-buildtools-nativesdk-standalone-3.0.2.sh
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# (4) using --base-url, --release and --installer-version
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# $ install-buildtools --without-extended-buildtools \
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# --base-url http://downloads.yoctoproject.org/releases/yocto \
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# --release yocto-3.0.2 \
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# --installer-version 3.0.2
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#
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import argparse
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import logging
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import os
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import platform
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import re
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import shutil
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import shlex
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import stat
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import subprocess
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import sys
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import tempfile
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from urllib.parse import quote
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scripts_path = os.path.dirname(os.path.realpath(__file__))
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lib_path = scripts_path + '/lib'
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sys.path = sys.path + [lib_path]
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import scriptutils
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import scriptpath
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PROGNAME = 'install-buildtools'
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logger = scriptutils.logger_create(PROGNAME, stream=sys.stdout)
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DEFAULT_INSTALL_DIR = os.path.join(os.path.split(scripts_path)[0],'buildtools')
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DEFAULT_BASE_URL = 'http://downloads.yoctoproject.org/releases/yocto'
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DEFAULT_RELEASE = 'yocto-3.4'
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DEFAULT_INSTALLER_VERSION = '3.4'
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DEFAULT_BUILDDATE = '202110XX'
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# Python version sanity check
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if not (sys.version_info.major == 3 and sys.version_info.minor >= 4):
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logger.error("This script requires Python 3.4 or greater")
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logger.error("You have Python %s.%s" %
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(sys.version_info.major, sys.version_info.minor))
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sys.exit(1)
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# The following three functions are copied directly from
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# bitbake/lib/bb/utils.py, in order to allow this script
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# to run on versions of python earlier than what bitbake
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# supports (e.g. less than Python 3.5 for YP 3.1 release)
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def _hasher(method, filename):
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import mmap
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with open(filename, "rb") as f:
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try:
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with mmap.mmap(f.fileno(), 0, access=mmap.ACCESS_READ) as mm:
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for chunk in iter(lambda: mm.read(8192), b''):
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method.update(chunk)
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except ValueError:
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# You can't mmap() an empty file so silence this exception
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pass
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return method.hexdigest()
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def md5_file(filename):
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"""
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Return the hex string representation of the MD5 checksum of filename.
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"""
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import hashlib
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return _hasher(hashlib.md5(), filename)
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def sha256_file(filename):
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"""
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Return the hex string representation of the 256-bit SHA checksum of
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filename.
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"""
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import hashlib
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return _hasher(hashlib.sha256(), filename)
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def main():
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global DEFAULT_INSTALL_DIR
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global DEFAULT_BASE_URL
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global DEFAULT_RELEASE
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global DEFAULT_INSTALLER_VERSION
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global DEFAULT_BUILDDATE
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filename = ""
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release = ""
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buildtools_url = ""
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install_dir = ""
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arch = platform.machine()
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parser = argparse.ArgumentParser(
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description="Buildtools installation helper",
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add_help=False)
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parser.add_argument('-u', '--url',
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help='URL from where to fetch buildtools SDK installer, not '
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'including filename (optional)\n'
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'Requires --filename.',
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action='store')
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parser.add_argument('-f', '--filename',
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help='filename for the buildtools SDK installer to be installed '
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'(optional)\nRequires --url',
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action='store')
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parser.add_argument('-d', '--directory',
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default=DEFAULT_INSTALL_DIR,
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help='directory where buildtools SDK will be installed (optional)',
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action='store')
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parser.add_argument('-r', '--release',
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default=DEFAULT_RELEASE,
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help='Yocto Project release string for SDK which will be '
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'installed (optional)',
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action='store')
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parser.add_argument('-V', '--installer-version',
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default=DEFAULT_INSTALLER_VERSION,
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help='version string for the SDK to be installed (optional)',
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action='store')
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parser.add_argument('-b', '--base-url',
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default=DEFAULT_BASE_URL,
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help='base URL from which to fetch SDK (optional)', action='store')
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parser.add_argument('-t', '--build-date',
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default=DEFAULT_BUILDDATE,
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help='Build date of pre-release SDK (optional)', action='store')
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group = parser.add_mutually_exclusive_group()
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group.add_argument('--with-extended-buildtools', action='store_true',
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dest='with_extended_buildtools',
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default=True,
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help='enable extended buildtools tarball (on by default)')
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group.add_argument('--without-extended-buildtools', action='store_false',
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dest='with_extended_buildtools',
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help='disable extended buildtools (traditional buildtools tarball)')
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group = parser.add_mutually_exclusive_group()
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group.add_argument('-c', '--check', help='enable checksum validation',
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default=True, action='store_true')
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group.add_argument('-n', '--no-check', help='disable checksum validation',
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dest="check", action='store_false')
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parser.add_argument('-D', '--debug', help='enable debug output',
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action='store_true')
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parser.add_argument('-q', '--quiet', help='print only errors',
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action='store_true')
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parser.add_argument('-h', '--help', action='help',
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default=argparse.SUPPRESS,
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help='show this help message and exit')
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args = parser.parse_args()
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if args.debug:
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logger.setLevel(logging.DEBUG)
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elif args.quiet:
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logger.setLevel(logging.ERROR)
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if args.url and args.filename:
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logger.debug("--url and --filename detected. Ignoring --base-url "
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"--release --installer-version arguments.")
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filename = args.filename
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buildtools_url = "%s/%s" % (args.url, filename)
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else:
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if args.base_url:
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base_url = args.base_url
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else:
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base_url = DEFAULT_BASE_URL
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if args.release:
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# check if this is a pre-release "milestone" SDK
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m = re.search(r"^(?P<distro>[a-zA-Z\-]+)(?P<version>[0-9.]+)(?P<milestone>_M[1-9])$",
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args.release)
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logger.debug("milestone regex: %s" % m)
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if m and m.group('milestone'):
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logger.debug("release[distro]: %s" % m.group('distro'))
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logger.debug("release[version]: %s" % m.group('version'))
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logger.debug("release[milestone]: %s" % m.group('milestone'))
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if not args.build_date:
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logger.error("Milestone installers require --build-date")
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else:
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if args.with_extended_buildtools:
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filename = "%s-buildtools-extended-nativesdk-standalone-%s-%s.sh" % (
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arch, args.installer_version, args.build_date)
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else:
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filename = "%s-buildtools-nativesdk-standalone-%s-%s.sh" % (
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arch, args.installer_version, args.build_date)
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safe_filename = quote(filename)
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buildtools_url = "%s/milestones/%s/buildtools/%s" % (base_url, args.release, safe_filename)
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# regular release SDK
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else:
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if args.with_extended_buildtools:
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filename = "%s-buildtools-extended-nativesdk-standalone-%s.sh" % (arch, args.installer_version)
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else:
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filename = "%s-buildtools-nativesdk-standalone-%s.sh" % (arch, args.installer_version)
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safe_filename = quote(filename)
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buildtools_url = "%s/%s/buildtools/%s" % (base_url, args.release, safe_filename)
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tmpsdk_dir = tempfile.mkdtemp()
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try:
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# Fetch installer
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logger.info("Fetching buildtools installer")
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tmpbuildtools = os.path.join(tmpsdk_dir, filename)
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ret = subprocess.call("wget -q -O %s %s" %
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(tmpbuildtools, buildtools_url), shell=True)
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if ret != 0:
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logger.error("Could not download file from %s" % buildtools_url)
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return ret
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# Verify checksum
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if args.check:
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logger.info("Fetching buildtools installer checksum")
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checksum_type = ""
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for checksum_type in ["md5sum", "sha256sum"]:
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check_url = "{}.{}".format(buildtools_url, checksum_type)
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checksum_filename = "{}.{}".format(filename, checksum_type)
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tmpbuildtools_checksum = os.path.join(tmpsdk_dir, checksum_filename)
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ret = subprocess.call("wget -q -O %s %s" %
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(tmpbuildtools_checksum, check_url), shell=True)
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if ret == 0:
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break
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else:
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if ret != 0:
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logger.error("Could not download file from %s" % check_url)
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return ret
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regex = re.compile(r"^(?P<checksum>[0-9a-f]+)\s+(?P<path>.*/)?(?P<filename>.*)$")
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with open(tmpbuildtools_checksum, 'rb') as f:
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original = f.read()
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m = re.search(regex, original.decode("utf-8"))
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logger.debug("checksum regex match: %s" % m)
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logger.debug("checksum: %s" % m.group('checksum'))
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logger.debug("path: %s" % m.group('path'))
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logger.debug("filename: %s" % m.group('filename'))
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if filename != m.group('filename'):
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logger.error("Filename does not match name in checksum")
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return 1
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checksum = m.group('checksum')
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if checksum_type == "md5sum":
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checksum_value = md5_file(tmpbuildtools)
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else:
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checksum_value = sha256_file(tmpbuildtools)
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if checksum == checksum_value:
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logger.info("Checksum success")
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else:
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logger.error("Checksum %s expected. Actual checksum is %s." %
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(checksum, checksum_value))
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return 1
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# Make installer executable
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logger.info("Making installer executable")
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st = os.stat(tmpbuildtools)
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os.chmod(tmpbuildtools, st.st_mode | stat.S_IEXEC)
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logger.debug(os.stat(tmpbuildtools))
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if args.directory:
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install_dir = args.directory
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ret = subprocess.call("%s -d %s -y" %
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(tmpbuildtools, install_dir), shell=True)
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else:
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install_dir = "/opt/poky/%s" % args.installer_version
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ret = subprocess.call("%s -y" % tmpbuildtools, shell=True)
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if ret != 0:
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logger.error("Could not run buildtools installer")
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return ret
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# Setup the environment
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logger.info("Setting up the environment")
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regex = re.compile(r'^(?P<export>export )?(?P<env_var>[A-Z_]+)=(?P<env_val>.+)$')
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with open("%s/environment-setup-%s-pokysdk-linux" %
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(install_dir, arch), 'rb') as f:
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for line in f:
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match = regex.search(line.decode('utf-8'))
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logger.debug("export regex: %s" % match)
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if match:
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env_var = match.group('env_var')
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logger.debug("env_var: %s" % env_var)
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env_val = match.group('env_val')
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logger.debug("env_val: %s" % env_val)
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os.environ[env_var] = env_val
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# Test installation
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logger.info("Testing installation")
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tool = ""
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m = re.search("extended", tmpbuildtools)
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logger.debug("extended regex: %s" % m)
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if args.with_extended_buildtools and not m:
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logger.info("Ignoring --with-extended-buildtools as filename "
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"does not contain 'extended'")
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if args.with_extended_buildtools and m:
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tool = 'gcc'
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else:
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tool = 'tar'
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logger.debug("install_dir: %s" % install_dir)
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cmd = shlex.split("/usr/bin/which %s" % tool)
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logger.debug("cmd: %s" % cmd)
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logger.debug("tool: %s" % tool)
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proc = subprocess.Popen(cmd, stdout=subprocess.PIPE)
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output, errors = proc.communicate()
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logger.debug("proc.args: %s" % proc.args)
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logger.debug("proc.communicate(): output %s" % output)
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logger.debug("proc.communicate(): errors %s" % errors)
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which_tool = output.decode('utf-8')
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logger.debug("which %s: %s" % (tool, which_tool))
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ret = proc.returncode
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if not which_tool.startswith(install_dir):
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logger.error("Something went wrong: %s not found in %s" %
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(tool, install_dir))
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if ret != 0:
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logger.error("Something went wrong: installation failed")
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else:
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logger.info("Installation successful. Remember to source the "
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"environment setup script now and in any new session.")
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return ret
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finally:
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# cleanup tmp directory
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shutil.rmtree(tmpsdk_dir)
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if __name__ == '__main__':
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try:
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ret = main()
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except Exception:
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ret = 1
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import traceback
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traceback.print_exc()
|
||
|
|
sys.exit(ret)
|