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567 lines
17 KiB
567 lines
17 KiB
# -*- coding: utf-8 -*-
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# Copyright 2013 The Chromium OS 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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"""Utilities for toolchain build."""
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from __future__ import division
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from __future__ import print_function
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__author__ = 'asharif@google.com (Ahmad Sharif)'
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from contextlib import contextmanager
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import os
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import re
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import shutil
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import sys
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import traceback
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from cros_utils import command_executer
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from cros_utils import logger
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CHROMEOS_SCRIPTS_DIR = '/mnt/host/source/src/scripts'
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TOOLCHAIN_UTILS_PATH = ('/mnt/host/source/src/third_party/toolchain-utils/'
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'cros_utils/toolchain_utils.sh')
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CROS_MAIN_BRANCH = 'cros/master'
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def GetChromeOSVersionFromLSBVersion(lsb_version):
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"""Get Chromeos version from Lsb version."""
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ce = command_executer.GetCommandExecuter()
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command = ('git ls-remote '
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'https://chromium.googlesource.com/chromiumos/manifest.git '
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'refs/heads/release-R*')
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ret, out, _ = ce.RunCommandWOutput(command, print_to_console=False)
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assert ret == 0, 'Command %s failed' % command
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lower = []
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for line in out.splitlines():
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mo = re.search(r'refs/heads/release-R(\d+)-(\d+)\.B', line)
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if mo:
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revision = int(mo.group(1))
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build = int(mo.group(2))
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lsb_build = int(lsb_version.split('.')[0])
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if lsb_build > build:
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lower.append(revision)
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lower = sorted(lower)
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if lower:
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return 'R%d-%s' % (lower[-1] + 1, lsb_version)
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else:
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return 'Unknown'
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def ApplySubs(string, *substitutions):
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for pattern, replacement in substitutions:
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string = re.sub(pattern, replacement, string)
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return string
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def UnitToNumber(unit_num, base=1000):
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"""Convert a number with unit to float."""
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unit_dict = {'kilo': base, 'mega': base**2, 'giga': base**3}
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unit_num = unit_num.lower()
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mo = re.search(r'(\d*)(.+)?', unit_num)
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number = mo.group(1)
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unit = mo.group(2)
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if not unit:
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return float(number)
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for k, v in unit_dict.items():
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if k.startswith(unit):
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return float(number) * v
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raise RuntimeError('Unit: %s not found in byte: %s!' % (unit, unit_num))
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def GetFilenameFromString(string):
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return ApplySubs(
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string,
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(r'/', '__'),
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(r'\s', '_'),
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(r'[\\$="?^]', ''),
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)
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def GetRoot(scr_name):
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"""Break up pathname into (dir+name)."""
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abs_path = os.path.abspath(scr_name)
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return (os.path.dirname(abs_path), os.path.basename(abs_path))
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def GetChromeOSKeyFile(chromeos_root):
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return os.path.join(chromeos_root, 'src', 'scripts', 'mod_for_test_scripts',
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'ssh_keys', 'testing_rsa')
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def GetChrootPath(chromeos_root):
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return os.path.join(chromeos_root, 'chroot')
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def GetInsideChrootPath(chromeos_root, file_path):
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if not file_path.startswith(GetChrootPath(chromeos_root)):
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raise RuntimeError("File: %s doesn't seem to be in the chroot: %s" %
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(file_path, chromeos_root))
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return file_path[len(GetChrootPath(chromeos_root)):]
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def GetOutsideChrootPath(chromeos_root, file_path):
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return os.path.join(GetChrootPath(chromeos_root), file_path.lstrip('/'))
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def FormatQuotedCommand(command):
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return ApplySubs(command, ('"', r'\"'))
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def FormatCommands(commands):
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return ApplySubs(
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str(commands), ('&&', '&&\n'), (';', ';\n'), (r'\n+\s*', '\n'))
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def GetImageDir(chromeos_root, board):
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return os.path.join(chromeos_root, 'src', 'build', 'images', board)
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def LabelLatestImage(chromeos_root, board, label, vanilla_path=None):
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image_dir = GetImageDir(chromeos_root, board)
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latest_image_dir = os.path.join(image_dir, 'latest')
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latest_image_dir = os.path.realpath(latest_image_dir)
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latest_image_dir = os.path.basename(latest_image_dir)
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retval = 0
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with WorkingDirectory(image_dir):
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command = 'ln -sf -T %s %s' % (latest_image_dir, label)
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ce = command_executer.GetCommandExecuter()
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retval = ce.RunCommand(command)
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if retval:
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return retval
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if vanilla_path:
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command = 'ln -sf -T %s %s' % (vanilla_path, 'vanilla')
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retval2 = ce.RunCommand(command)
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return retval2
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return retval
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def DoesLabelExist(chromeos_root, board, label):
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image_label = os.path.join(GetImageDir(chromeos_root, board), label)
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return os.path.exists(image_label)
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def GetBuildPackagesCommand(board, usepkg=False, debug=False):
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if usepkg:
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usepkg_flag = '--usepkg'
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else:
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usepkg_flag = '--nousepkg'
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if debug:
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withdebug_flag = '--withdebug'
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else:
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withdebug_flag = '--nowithdebug'
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return ('%s/build_packages %s --withdev --withtest --withautotest '
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'--skip_toolchain_update %s --board=%s '
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'--accept_licenses=@CHROMEOS' % (CHROMEOS_SCRIPTS_DIR, usepkg_flag,
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withdebug_flag, board))
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def GetBuildImageCommand(board, dev=False):
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dev_args = ''
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if dev:
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dev_args = '--noenable_rootfs_verification --disk_layout=2gb-rootfs'
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return ('%s/build_image --board=%s %s test' % (CHROMEOS_SCRIPTS_DIR, board,
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dev_args))
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def GetSetupBoardCommand(board, usepkg=None, force=None):
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"""Get setup_board command."""
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options = []
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if usepkg:
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options.append('--usepkg')
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else:
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options.append('--nousepkg')
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if force:
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options.append('--force')
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options.append('--accept-licenses=@CHROMEOS')
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return 'setup_board --board=%s %s' % (board, ' '.join(options))
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def CanonicalizePath(path):
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path = os.path.expanduser(path)
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path = os.path.realpath(path)
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return path
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def GetCtargetFromBoard(board, chromeos_root):
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"""Get Ctarget from board."""
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base_board = board.split('_')[0]
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command = ('source %s; get_ctarget_from_board %s' % (TOOLCHAIN_UTILS_PATH,
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base_board))
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ce = command_executer.GetCommandExecuter()
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ret, out, _ = ce.ChrootRunCommandWOutput(chromeos_root, command)
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if ret != 0:
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raise ValueError('Board %s is invalid!' % board)
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# Remove ANSI escape sequences.
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out = StripANSIEscapeSequences(out)
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return out.strip()
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def GetArchFromBoard(board, chromeos_root):
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"""Get Arch from board."""
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base_board = board.split('_')[0]
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command = (
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'source %s; get_board_arch %s' % (TOOLCHAIN_UTILS_PATH, base_board))
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ce = command_executer.GetCommandExecuter()
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ret, out, _ = ce.ChrootRunCommandWOutput(chromeos_root, command)
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if ret != 0:
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raise ValueError('Board %s is invalid!' % board)
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# Remove ANSI escape sequences.
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out = StripANSIEscapeSequences(out)
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return out.strip()
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def GetGccLibsDestForBoard(board, chromeos_root):
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"""Get gcc libs destination from board."""
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arch = GetArchFromBoard(board, chromeos_root)
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if arch == 'x86':
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return '/build/%s/usr/lib/gcc/' % board
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if arch == 'amd64':
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return '/build/%s/usr/lib64/gcc/' % board
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if arch == 'arm':
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return '/build/%s/usr/lib/gcc/' % board
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if arch == 'arm64':
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return '/build/%s/usr/lib/gcc/' % board
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raise ValueError('Arch %s is invalid!' % arch)
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def StripANSIEscapeSequences(string):
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string = re.sub(r'\x1b\[[0-9]*[a-zA-Z]', '', string)
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return string
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def GetChromeSrcDir():
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return 'var/cache/distfiles/target/chrome-src/src'
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def GetEnvStringFromDict(env_dict):
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return ' '.join(['%s="%s"' % var for var in env_dict.items()])
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def MergeEnvStringWithDict(env_string, env_dict, prepend=True):
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"""Merge env string with dict."""
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if not env_string.strip():
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return GetEnvStringFromDict(env_dict)
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override_env_list = []
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ce = command_executer.GetCommandExecuter()
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for k, v in env_dict.items():
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v = v.strip('"\'')
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if prepend:
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new_env = '%s="%s $%s"' % (k, v, k)
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else:
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new_env = '%s="$%s %s"' % (k, k, v)
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command = '; '.join([env_string, new_env, 'echo $%s' % k])
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ret, out, _ = ce.RunCommandWOutput(command)
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override_env_list.append('%s=%r' % (k, out.strip()))
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ret = env_string + ' ' + ' '.join(override_env_list)
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return ret.strip()
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def GetAllImages(chromeos_root, board):
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ce = command_executer.GetCommandExecuter()
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command = ('find %s/src/build/images/%s -name chromiumos_test_image.bin' %
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(chromeos_root, board))
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ret, out, _ = ce.RunCommandWOutput(command)
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assert ret == 0, 'Could not run command: %s' % command
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return out.splitlines()
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def IsFloat(text):
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if text is None:
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return False
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try:
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float(text)
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return True
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except ValueError:
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return False
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def RemoveChromeBrowserObjectFiles(chromeos_root, board):
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"""Remove any object files from all the posible locations."""
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out_dir = os.path.join(
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GetChrootPath(chromeos_root),
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'var/cache/chromeos-chrome/chrome-src/src/out_%s' % board)
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if os.path.exists(out_dir):
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shutil.rmtree(out_dir)
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logger.GetLogger().LogCmd('rm -rf %s' % out_dir)
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out_dir = os.path.join(
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GetChrootPath(chromeos_root),
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'var/cache/chromeos-chrome/chrome-src-internal/src/out_%s' % board)
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if os.path.exists(out_dir):
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shutil.rmtree(out_dir)
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logger.GetLogger().LogCmd('rm -rf %s' % out_dir)
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@contextmanager
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def WorkingDirectory(new_dir):
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"""Get the working directory."""
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old_dir = os.getcwd()
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if old_dir != new_dir:
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msg = 'cd %s' % new_dir
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logger.GetLogger().LogCmd(msg)
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os.chdir(new_dir)
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yield new_dir
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if old_dir != new_dir:
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msg = 'cd %s' % old_dir
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logger.GetLogger().LogCmd(msg)
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os.chdir(old_dir)
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def HasGitStagedChanges(git_dir):
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"""Return True if git repository has staged changes."""
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command = 'cd {0} && git diff --quiet --cached --exit-code HEAD'.format(
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git_dir)
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return command_executer.GetCommandExecuter().RunCommand(
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command, print_to_console=False)
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def HasGitUnstagedChanges(git_dir):
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"""Return True if git repository has un-staged changes."""
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command = 'cd {0} && git diff --quiet --exit-code HEAD'.format(git_dir)
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return command_executer.GetCommandExecuter().RunCommand(
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command, print_to_console=False)
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def HasGitUntrackedChanges(git_dir):
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"""Return True if git repository has un-tracked changes."""
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command = ('cd {0} && test -z '
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'$(git ls-files --exclude-standard --others)').format(git_dir)
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return command_executer.GetCommandExecuter().RunCommand(
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command, print_to_console=False)
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def GitGetCommitHash(git_dir, commit_symbolic_name):
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"""Return githash for the symbolic git commit.
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For example, commit_symbolic_name could be
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"cros/gcc.gnu.org/branches/gcc/gcc-4_8-mobile, this function returns the git
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hash for this symbolic name.
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Args:
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git_dir: a git working tree.
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commit_symbolic_name: a symbolic name for a particular git commit.
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Returns:
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The git hash for the symbolic name or None if fails.
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"""
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command = ('cd {0} && git log -n 1 --pretty="format:%H" {1}').format(
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git_dir, commit_symbolic_name)
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rv, out, _ = command_executer.GetCommandExecuter().RunCommandWOutput(
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command, print_to_console=False)
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if rv == 0:
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return out.strip()
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return None
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def IsGitTreeClean(git_dir):
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"""Test if git tree has no local changes.
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Args:
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git_dir: git tree directory.
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Returns:
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True if git dir is clean.
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"""
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if HasGitStagedChanges(git_dir):
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logger.GetLogger().LogWarning('Git tree has staged changes.')
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return False
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if HasGitUnstagedChanges(git_dir):
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logger.GetLogger().LogWarning('Git tree has unstaged changes.')
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return False
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if HasGitUntrackedChanges(git_dir):
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logger.GetLogger().LogWarning('Git tree has un-tracked changes.')
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return False
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return True
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def GetGitChangesAsList(git_dir, path=None, staged=False):
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"""Get changed files as a list.
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Args:
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git_dir: git tree directory.
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path: a relative path that is part of the tree directory, could be null.
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staged: whether to include staged files as well.
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Returns:
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A list containing all the changed files.
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"""
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command = 'cd {0} && git diff --name-only'.format(git_dir)
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if staged:
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command += ' --cached'
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if path:
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command += ' -- ' + path
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_, out, _ = command_executer.GetCommandExecuter().RunCommandWOutput(
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command, print_to_console=False)
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rv = []
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for line in out.splitlines():
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rv.append(line)
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return rv
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def IsChromeOsTree(chromeos_root):
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return (os.path.isdir(
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os.path.join(chromeos_root, 'src/third_party/chromiumos-overlay')) and
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os.path.isdir(os.path.join(chromeos_root, 'manifest')))
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def DeleteChromeOsTree(chromeos_root, dry_run=False):
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"""Delete a ChromeOs tree *safely*.
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Args:
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chromeos_root: dir of the tree, could be a relative one (but be careful)
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dry_run: only prints out the command if True
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Returns:
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True if everything is ok.
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"""
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if not IsChromeOsTree(chromeos_root):
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logger.GetLogger().LogWarning(
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'"{0}" does not seem to be a valid chromeos tree, do nothing.'.format(
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chromeos_root))
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return False
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cmd0 = 'cd {0} && cros_sdk --delete'.format(chromeos_root)
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if dry_run:
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print(cmd0)
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else:
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if command_executer.GetCommandExecuter().RunCommand(
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cmd0, print_to_console=True) != 0:
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return False
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cmd1 = ('export CHROMEOSDIRNAME="$(dirname $(cd {0} && pwd))" && '
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'export CHROMEOSBASENAME="$(basename $(cd {0} && pwd))" && '
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'cd $CHROMEOSDIRNAME && sudo rm -fr $CHROMEOSBASENAME'
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).format(chromeos_root)
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if dry_run:
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print(cmd1)
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return True
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return command_executer.GetCommandExecuter().RunCommand(
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cmd1, print_to_console=True) == 0
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def ApplyGerritPatches(chromeos_root,
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gerrit_patch_string,
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branch=CROS_MAIN_BRANCH):
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"""Apply gerrit patches on a chromeos tree.
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Args:
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chromeos_root: chromeos tree path
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gerrit_patch_string: a patch string just like the one gives to cbuildbot,
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'id1 id2 *id3 ... idn'. A prefix of '* means this is an internal patch.
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branch: the tree based on which to apply the patches.
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Returns:
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True if success.
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"""
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### First of all, we need chromite libs
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sys.path.append(os.path.join(chromeos_root, 'chromite'))
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# Imports below are ok after modifying path to add chromite.
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# Pylint cannot detect that and complains.
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# pylint: disable=import-error, import-outside-toplevel
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from lib import git
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from lib import gerrit
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manifest = git.ManifestCheckout(chromeos_root)
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patch_list = gerrit_patch_string.split(' ')
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### This takes time, print log information.
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logger.GetLogger().LogOutput('Retrieving patch information from server ...')
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patch_info_list = gerrit.GetGerritPatchInfo(patch_list)
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for pi in patch_info_list:
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project_checkout = manifest.FindCheckout(pi.project, strict=False)
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if not project_checkout:
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logger.GetLogger().LogError(
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'Failed to find patch project "{project}" in manifest.'.format(
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project=pi.project))
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return False
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pi_str = '{project}:{ref}'.format(project=pi.project, ref=pi.ref)
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try:
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project_git_path = project_checkout.GetPath(absolute=True)
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logger.GetLogger().LogOutput('Applying patch "{0}" in "{1}" ...'.format(
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pi_str, project_git_path))
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pi.Apply(project_git_path, branch, trivial=False)
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except Exception:
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traceback.print_exc(file=sys.stdout)
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logger.GetLogger().LogError('Failed to apply patch "{0}"'.format(pi_str))
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return False
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return True
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|
def BooleanPrompt(prompt='Do you want to continue?',
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|
default=True,
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true_value='yes',
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|
false_value='no',
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|
prolog=None):
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|
"""Helper function for processing boolean choice prompts.
|
|
|
|
Args:
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|
prompt: The question to present to the user.
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|
default: Boolean to return if the user just presses enter.
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|
true_value: The text to display that represents a True returned.
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|
false_value: The text to display that represents a False returned.
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|
prolog: The text to display before prompt.
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|
|
|
Returns:
|
|
True or False.
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|
"""
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|
true_value, false_value = true_value.lower(), false_value.lower()
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|
true_text, false_text = true_value, false_value
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|
if true_value == false_value:
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|
raise ValueError(
|
|
'true_value and false_value must differ: got %r' % true_value)
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|
|
|
if default:
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|
true_text = true_text[0].upper() + true_text[1:]
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|
else:
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|
false_text = false_text[0].upper() + false_text[1:]
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|
|
|
prompt = ('\n%s (%s/%s)? ' % (prompt, true_text, false_text))
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|
|
|
if prolog:
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|
prompt = ('\n%s\n%s' % (prolog, prompt))
|
|
|
|
while True:
|
|
try:
|
|
# pylint: disable=input-builtin, bad-builtin
|
|
response = input(prompt).lower()
|
|
except EOFError:
|
|
# If the user hits CTRL+D, or stdin is disabled, use the default.
|
|
print()
|
|
response = None
|
|
except KeyboardInterrupt:
|
|
# If the user hits CTRL+C, just exit the process.
|
|
print()
|
|
print('CTRL+C detected; exiting')
|
|
sys.exit()
|
|
|
|
if not response:
|
|
return default
|
|
if true_value.startswith(response):
|
|
if not false_value.startswith(response):
|
|
return True
|
|
# common prefix between the two...
|
|
elif false_value.startswith(response):
|
|
return False
|
|
|
|
|
|
# pylint: disable=unused-argument
|
|
def rgb2short(r, g, b):
|
|
"""Converts RGB values to xterm-256 color."""
|
|
|
|
redcolor = [255, 124, 160, 196, 9]
|
|
greencolor = [255, 118, 82, 46, 10]
|
|
|
|
if g == 0:
|
|
return redcolor[r // 52]
|
|
if r == 0:
|
|
return greencolor[g // 52]
|
|
return 4
|