| 1 | # -*- coding: utf-8 -*-
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| 2 | # $Id: utils.py 69547 2017-11-02 09:46:15Z vboxsync $
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| 3 | # pylint: disable=C0302
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| 4 |
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| 5 | """
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| 6 | Common Utility Functions.
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| 7 | """
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| 8 |
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| 9 | __copyright__ = \
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| 10 | """
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| 11 | Copyright (C) 2012-2017 Oracle Corporation
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| 12 |
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| 13 | This file is part of VirtualBox Open Source Edition (OSE), as
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| 14 | available from http://www.virtualbox.org. This file is free software;
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| 15 | you can redistribute it and/or modify it under the terms of the GNU
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| 16 | General Public License (GPL) as published by the Free Software
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| 17 | Foundation, in version 2 as it comes in the "COPYING" file of the
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| 18 | VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 19 | hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 20 |
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| 21 | The contents of this file may alternatively be used under the terms
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| 22 | of the Common Development and Distribution License Version 1.0
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| 23 | (CDDL) only, as it comes in the "COPYING.CDDL" file of the
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| 24 | VirtualBox OSE distribution, in which case the provisions of the
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| 25 | CDDL are applicable instead of those of the GPL.
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| 26 |
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| 27 | You may elect to license modified versions of this file under the
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| 28 | terms and conditions of either the GPL or the CDDL or both.
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| 29 | """
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| 30 | __version__ = "$Revision: 69547 $"
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| 31 |
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| 32 |
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| 33 | # Standard Python imports.
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| 34 | import datetime;
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| 35 | import os;
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| 36 | import platform;
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| 37 | import re;
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| 38 | import stat;
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| 39 | import subprocess;
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| 40 | import sys;
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| 41 | import time;
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| 42 | import traceback;
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| 43 | import unittest;
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| 44 |
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| 45 | if sys.platform == 'win32':
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| 46 | import ctypes;
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| 47 | import msvcrt; # pylint: disable=import-error
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| 48 | import win32api; # pylint: disable=import-error
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| 49 | import win32con; # pylint: disable=import-error
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| 50 | import win32console; # pylint: disable=import-error
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| 51 | import win32file; # pylint: disable=import-error
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| 52 | import win32process; # pylint: disable=import-error
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| 53 | else:
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| 54 | import signal;
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| 55 |
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| 56 | # Python 3 hacks:
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| 57 | if sys.version_info[0] >= 3:
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| 58 | unicode = str; # pylint: disable=redefined-builtin,invalid-name
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| 59 | xrange = range; # pylint: disable=redefined-builtin,invalid-name
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| 60 | long = int; # pylint: disable=redefined-builtin,invalid-name
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| 61 |
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| 62 |
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| 63 | #
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| 64 | # Host OS and CPU.
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| 65 | #
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| 66 |
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| 67 | def getHostOs():
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| 68 | """
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| 69 | Gets the host OS name (short).
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| 70 |
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| 71 | See the KBUILD_OSES variable in kBuild/header.kmk for possible return values.
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| 72 | """
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| 73 | sPlatform = platform.system();
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| 74 | if sPlatform in ('Linux', 'Darwin', 'Solaris', 'FreeBSD', 'NetBSD', 'OpenBSD'):
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| 75 | sPlatform = sPlatform.lower();
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| 76 | elif sPlatform == 'Windows':
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| 77 | sPlatform = 'win';
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| 78 | elif sPlatform == 'SunOS':
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| 79 | sPlatform = 'solaris';
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| 80 | else:
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| 81 | raise Exception('Unsupported platform "%s"' % (sPlatform,));
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| 82 | return sPlatform;
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| 83 |
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| 84 | g_sHostArch = None;
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| 85 |
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| 86 | def getHostArch():
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| 87 | """
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| 88 | Gets the host CPU architecture.
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| 89 |
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| 90 | See the KBUILD_ARCHES variable in kBuild/header.kmk for possible return values.
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| 91 | """
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| 92 | global g_sHostArch;
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| 93 | if g_sHostArch is None:
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| 94 | sArch = platform.machine();
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| 95 | if sArch in ('i386', 'i486', 'i586', 'i686', 'i786', 'i886', 'x86'):
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| 96 | sArch = 'x86';
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| 97 | elif sArch in ('AMD64', 'amd64', 'x86_64'):
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| 98 | sArch = 'amd64';
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| 99 | elif sArch == 'i86pc': # SunOS
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| 100 | if platform.architecture()[0] == '64bit':
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| 101 | sArch = 'amd64';
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| 102 | else:
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| 103 | try:
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| 104 | sArch = processOutputChecked(['/usr/bin/isainfo', '-n',]);
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| 105 | except:
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| 106 | pass;
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| 107 | sArch = sArch.strip();
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| 108 | if sArch != 'amd64':
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| 109 | sArch = 'x86';
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| 110 | else:
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| 111 | raise Exception('Unsupported architecture/machine "%s"' % (sArch,));
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| 112 | g_sHostArch = sArch;
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| 113 | return g_sHostArch;
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| 114 |
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| 115 |
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| 116 | def getHostOsDotArch():
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| 117 | """
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| 118 | Gets the 'os.arch' for the host.
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| 119 | """
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| 120 | return '%s.%s' % (getHostOs(), getHostArch());
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| 121 |
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| 122 |
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| 123 | def isValidOs(sOs):
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| 124 | """
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| 125 | Validates the OS name.
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| 126 | """
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| 127 | if sOs in ('darwin', 'dos', 'dragonfly', 'freebsd', 'haiku', 'l4', 'linux', 'netbsd', 'nt', 'openbsd', \
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| 128 | 'os2', 'solaris', 'win', 'os-agnostic'):
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| 129 | return True;
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| 130 | return False;
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| 131 |
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| 132 |
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| 133 | def isValidArch(sArch):
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| 134 | """
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| 135 | Validates the CPU architecture name.
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| 136 | """
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| 137 | if sArch in ('x86', 'amd64', 'sparc32', 'sparc64', 's390', 's390x', 'ppc32', 'ppc64', \
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| 138 | 'mips32', 'mips64', 'ia64', 'hppa32', 'hppa64', 'arm', 'alpha'):
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| 139 | return True;
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| 140 | return False;
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| 141 |
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| 142 | def isValidOsDotArch(sOsDotArch):
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| 143 | """
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| 144 | Validates the 'os.arch' string.
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| 145 | """
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| 146 |
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| 147 | asParts = sOsDotArch.split('.');
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| 148 | if asParts.length() != 2:
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| 149 | return False;
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| 150 | return isValidOs(asParts[0]) \
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| 151 | and isValidArch(asParts[1]);
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| 152 |
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| 153 | def getHostOsVersion():
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| 154 | """
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| 155 | Returns the host OS version. This is platform.release with additional
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| 156 | distro indicator on linux.
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| 157 | """
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| 158 | sVersion = platform.release();
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| 159 | sOs = getHostOs();
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| 160 | if sOs == 'linux':
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| 161 | sDist = '';
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| 162 | try:
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| 163 | # try /etc/lsb-release first to distinguish between Debian and Ubuntu
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| 164 | oFile = open('/etc/lsb-release');
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| 165 | for sLine in oFile:
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| 166 | oMatch = re.search(r'(?:DISTRIB_DESCRIPTION\s*=)\s*"*(.*)"', sLine);
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| 167 | if oMatch is not None:
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| 168 | sDist = oMatch.group(1).strip();
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| 169 | except:
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| 170 | pass;
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| 171 | if sDist:
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| 172 | sVersion += ' / ' + sDist;
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| 173 | else:
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| 174 | asFiles = \
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| 175 | [
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| 176 | [ '/etc/debian_version', 'Debian v'],
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| 177 | [ '/etc/gentoo-release', '' ],
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| 178 | [ '/etc/oracle-release', '' ],
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| 179 | [ '/etc/redhat-release', '' ],
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| 180 | [ '/etc/SuSE-release', '' ],
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| 181 | ];
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| 182 | for sFile, sPrefix in asFiles:
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| 183 | if os.path.isfile(sFile):
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| 184 | try:
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| 185 | oFile = open(sFile);
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| 186 | sLine = oFile.readline();
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| 187 | oFile.close();
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| 188 | except:
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| 189 | continue;
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| 190 | sLine = sLine.strip()
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| 191 | if sLine:
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| 192 | sVersion += ' / ' + sPrefix + sLine;
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| 193 | break;
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| 194 |
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| 195 | elif sOs == 'solaris':
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| 196 | sVersion = platform.version();
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| 197 | if os.path.isfile('/etc/release'):
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| 198 | try:
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| 199 | oFile = open('/etc/release');
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| 200 | sLast = oFile.readlines()[-1];
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| 201 | oFile.close();
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| 202 | sLast = sLast.strip();
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| 203 | if sLast:
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| 204 | sVersion += ' (' + sLast + ')';
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| 205 | except:
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| 206 | pass;
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| 207 |
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| 208 | elif sOs == 'darwin':
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| 209 | sOsxVersion = platform.mac_ver()[0];
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| 210 | codenames = {"4": "Tiger",
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| 211 | "5": "Leopard",
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| 212 | "6": "Snow Leopard",
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| 213 | "7": "Lion",
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| 214 | "8": "Mountain Lion",
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| 215 | "9": "Mavericks",
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| 216 | "10": "Yosemite",
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| 217 | "11": "El Capitan",
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| 218 | "12": "Sierra",
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| 219 | "13": "High Sierra",
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| 220 | "14": "Unknown 14", }
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| 221 | sVersion += ' / OS X ' + sOsxVersion + ' (' + codenames[sOsxVersion.split('.')[1]] + ')'
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| 222 |
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| 223 | elif sOs == 'win':
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| 224 | class OSVersionInfoEx(ctypes.Structure):
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| 225 | """ OSVERSIONEX """
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| 226 | kaFields = [
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| 227 | ('dwOSVersionInfoSize', ctypes.c_ulong),
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| 228 | ('dwMajorVersion', ctypes.c_ulong),
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| 229 | ('dwMinorVersion', ctypes.c_ulong),
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| 230 | ('dwBuildNumber', ctypes.c_ulong),
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| 231 | ('dwPlatformId', ctypes.c_ulong),
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| 232 | ('szCSDVersion', ctypes.c_wchar*128),
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| 233 | ('wServicePackMajor', ctypes.c_ushort),
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| 234 | ('wServicePackMinor', ctypes.c_ushort),
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| 235 | ('wSuiteMask', ctypes.c_ushort),
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| 236 | ('wProductType', ctypes.c_byte),
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| 237 | ('wReserved', ctypes.c_byte)]
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| 238 | _fields_ = kaFields # pylint: disable=invalid-name
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| 239 |
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| 240 | def __init__(self):
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| 241 | super(OSVersionInfoEx, self).__init__()
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| 242 | self.dwOSVersionInfoSize = ctypes.sizeof(self)
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| 243 |
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| 244 | oOsVersion = OSVersionInfoEx()
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| 245 | rc = ctypes.windll.Ntdll.RtlGetVersion(ctypes.byref(oOsVersion))
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| 246 | if rc == 0:
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| 247 | # Python platform.release() is not reliable for newer server releases
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| 248 | if oOsVersion.wProductType != 1:
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| 249 | if oOsVersion.dwMajorVersion == 10 and oOsVersion.dwMinorVersion == 0:
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| 250 | sVersion = '2016Server';
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| 251 | elif oOsVersion.dwMajorVersion == 6 and oOsVersion.dwMinorVersion == 3:
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| 252 | sVersion = '2012ServerR2';
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| 253 | elif oOsVersion.dwMajorVersion == 6 and oOsVersion.dwMinorVersion == 2:
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| 254 | sVersion = '2012Server';
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| 255 | elif oOsVersion.dwMajorVersion == 6 and oOsVersion.dwMinorVersion == 1:
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| 256 | sVersion = '2008ServerR2';
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| 257 | elif oOsVersion.dwMajorVersion == 6 and oOsVersion.dwMinorVersion == 0:
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| 258 | sVersion = '2008Server';
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| 259 | elif oOsVersion.dwMajorVersion == 5 and oOsVersion.dwMinorVersion == 2:
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| 260 | sVersion = '2003Server';
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| 261 | sVersion += ' build ' + str(oOsVersion.dwBuildNumber)
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| 262 | if oOsVersion.wServicePackMajor:
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| 263 | sVersion += ' SP' + str(oOsVersion.wServicePackMajor)
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| 264 | if oOsVersion.wServicePackMinor:
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| 265 | sVersion += '.' + str(oOsVersion.wServicePackMinor)
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| 266 |
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| 267 | return sVersion;
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| 268 |
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| 269 | #
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| 270 | # File system.
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| 271 | #
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| 272 |
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| 273 | def openNoInherit(sFile, sMode = 'r'):
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| 274 | """
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| 275 | Wrapper around open() that tries it's best to make sure the file isn't
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| 276 | inherited by child processes.
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| 277 |
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| 278 | This is a best effort thing at the moment as it doesn't synchronizes with
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| 279 | child process spawning in any way. Thus it can be subject to races in
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| 280 | multithreaded programs.
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| 281 | """
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| 282 |
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| 283 | try:
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| 284 | from fcntl import FD_CLOEXEC, F_GETFD, F_SETFD, fcntl; # pylint: disable=F0401
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| 285 | except:
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| 286 | # On windows, use the 'N' flag introduces in Visual C++ 7.0 or 7.1.
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| 287 | if getHostOs() == 'win':
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| 288 | offComma = sMode.find(',');
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| 289 | if offComma < 0:
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| 290 | return open(sFile, sMode + 'N');
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| 291 | return open(sFile, sMode[:offComma] + 'N' + sMode[offComma:]);
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| 292 |
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| 293 | # Just in case.
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| 294 | return open(sFile, sMode);
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| 295 |
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| 296 | oFile = open(sFile, sMode)
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| 297 | #try:
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| 298 | fcntl(oFile, F_SETFD, fcntl(oFile, F_GETFD) | FD_CLOEXEC);
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| 299 | #except:
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| 300 | # pass;
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| 301 | return oFile;
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| 302 |
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| 303 | def openNoDenyDeleteNoInherit(sFile, sMode = 'r'):
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| 304 | """
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| 305 | Wrapper around open() that tries it's best to make sure the file isn't
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| 306 | inherited by child processes.
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| 307 |
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| 308 | This is a best effort thing at the moment as it doesn't synchronizes with
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| 309 | child process spawning in any way. Thus it can be subject to races in
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| 310 | multithreaded programs.
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| 311 | """
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| 312 |
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| 313 | try:
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| 314 | from fcntl import FD_CLOEXEC, F_GETFD, F_SETFD, fcntl; # pylint: disable=F0401
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| 315 | except:
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| 316 | if getHostOs() == 'win':
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| 317 | # Need to use CreateFile directly to open the file so we can feed it FILE_SHARE_DELETE.
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| 318 | fAccess = 0;
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| 319 | fDisposition = win32file.OPEN_EXISTING; # pylint: disable=no-member
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| 320 | if 'r' in sMode or '+' in sMode:
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| 321 | fAccess |= win32file.GENERIC_READ; # pylint: disable=no-member
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| 322 | if 'a' in sMode:
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| 323 | fAccess |= win32file.GENERIC_WRITE; # pylint: disable=no-member
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| 324 | fDisposition = win32file.OPEN_ALWAYS; # pylint: disable=no-member
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| 325 | elif 'w' in sMode:
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| 326 | fAccess = win32file.GENERIC_WRITE; # pylint: disable=no-member
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| 327 | if '+' in sMode:
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| 328 | fDisposition = win32file.OPEN_ALWAYS; # pylint: disable=no-member
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| 329 | fAccess |= win32file.GENERIC_READ; # pylint: disable=no-member
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| 330 | else:
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| 331 | fDisposition = win32file.CREATE_ALWAYS; # pylint: disable=no-member
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| 332 | if not fAccess:
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| 333 | fAccess |= win32file.GENERIC_READ; # pylint: disable=no-member
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| 334 | fSharing = (win32file.FILE_SHARE_READ | win32file.FILE_SHARE_WRITE # pylint: disable=no-member
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| 335 | | win32file.FILE_SHARE_DELETE); # pylint: disable=no-member
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| 336 | hFile = win32file.CreateFile(sFile, fAccess, fSharing, None, fDisposition, 0, None); # pylint: disable=no-member
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| 337 | if 'a' in sMode:
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| 338 | win32file.SetFilePointer(hFile, 0, win32file.FILE_END); # pylint: disable=no-member
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| 339 |
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| 340 | # Turn the NT handle into a CRT file descriptor.
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| 341 | hDetachedFile = hFile.Detach();
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| 342 | if fAccess == win32file.GENERIC_READ: # pylint: disable=no-member
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| 343 | fOpen = os.O_RDONLY;
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| 344 | elif fAccess == win32file.GENERIC_WRITE: # pylint: disable=no-member
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| 345 | fOpen = os.O_WRONLY;
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| 346 | else:
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| 347 | fOpen = os.O_RDWR;
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| 348 | if 'a' in sMode:
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| 349 | fOpen |= os.O_APPEND;
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| 350 | if 'b' in sMode or 't' in sMode:
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| 351 | fOpen |= os.O_TEXT; # pylint: disable=no-member
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| 352 | fdFile = msvcrt.open_osfhandle(hDetachedFile, fOpen);
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| 353 |
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| 354 | # Tell python to use this handle.
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| 355 | return os.fdopen(fdFile, sMode);
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| 356 |
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| 357 | # Just in case.
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| 358 | return open(sFile, sMode);
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| 359 |
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| 360 | oFile = open(sFile, sMode)
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| 361 | #try:
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| 362 | fcntl(oFile, F_SETFD, fcntl(oFile, F_GETFD) | FD_CLOEXEC);
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| 363 | #except:
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| 364 | # pass;
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| 365 | return oFile;
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| 366 |
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| 367 | def noxcptReadLink(sPath, sXcptRet):
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| 368 | """
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| 369 | No exceptions os.readlink wrapper.
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| 370 | """
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| 371 | try:
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| 372 | sRet = os.readlink(sPath); # pylint: disable=E1101
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| 373 | except:
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| 374 | sRet = sXcptRet;
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| 375 | return sRet;
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| 376 |
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| 377 | def readFile(sFile, sMode = 'rb'):
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| 378 | """
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| 379 | Reads the entire file.
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| 380 | """
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| 381 | oFile = open(sFile, sMode);
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| 382 | sRet = oFile.read();
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| 383 | oFile.close();
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| 384 | return sRet;
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| 385 |
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| 386 | def noxcptReadFile(sFile, sXcptRet, sMode = 'rb'):
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| 387 | """
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| 388 | No exceptions common.readFile wrapper.
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| 389 | """
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| 390 | try:
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| 391 | sRet = readFile(sFile, sMode);
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| 392 | except:
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| 393 | sRet = sXcptRet;
|
|---|
| 394 | return sRet;
|
|---|
| 395 |
|
|---|
| 396 | def noxcptRmDir(sDir, oXcptRet = False):
|
|---|
| 397 | """
|
|---|
| 398 | No exceptions os.rmdir wrapper.
|
|---|
| 399 | """
|
|---|
| 400 | oRet = True;
|
|---|
| 401 | try:
|
|---|
| 402 | os.rmdir(sDir);
|
|---|
| 403 | except:
|
|---|
| 404 | oRet = oXcptRet;
|
|---|
| 405 | return oRet;
|
|---|
| 406 |
|
|---|
| 407 | def noxcptDeleteFile(sFile, oXcptRet = False):
|
|---|
| 408 | """
|
|---|
| 409 | No exceptions os.remove wrapper.
|
|---|
| 410 | """
|
|---|
| 411 | oRet = True;
|
|---|
| 412 | try:
|
|---|
| 413 | os.remove(sFile);
|
|---|
| 414 | except:
|
|---|
| 415 | oRet = oXcptRet;
|
|---|
| 416 | return oRet;
|
|---|
| 417 |
|
|---|
| 418 |
|
|---|
| 419 | def dirEnumerateTree(sDir, fnCallback, fIgnoreExceptions = True):
|
|---|
| 420 | # type: (string, (string, stat) -> bool) -> bool
|
|---|
| 421 | """
|
|---|
| 422 | Recursively walks a directory tree, calling fnCallback for each.
|
|---|
| 423 |
|
|---|
| 424 | fnCallback takes a full path and stat object (can be None). It
|
|---|
| 425 | returns a boolean value, False stops walking and returns immediately.
|
|---|
| 426 |
|
|---|
| 427 | Returns True or False depending on fnCallback.
|
|---|
| 428 | Returns None fIgnoreExceptions is True and an exception was raised by listdir.
|
|---|
| 429 | """
|
|---|
| 430 | def __worker(sCurDir):
|
|---|
| 431 | """ Worker for """
|
|---|
| 432 | try:
|
|---|
| 433 | asNames = os.listdir(sCurDir);
|
|---|
| 434 | except:
|
|---|
| 435 | if not fIgnoreExceptions:
|
|---|
| 436 | raise;
|
|---|
| 437 | return None;
|
|---|
| 438 | rc = True;
|
|---|
| 439 | for sName in asNames:
|
|---|
| 440 | if sName not in [ '.', '..' ]:
|
|---|
| 441 | sFullName = os.path.join(sCurDir, sName);
|
|---|
| 442 | try: oStat = os.lstat(sFullName);
|
|---|
| 443 | except: oStat = None;
|
|---|
| 444 | if fnCallback(sFullName, oStat) is False:
|
|---|
| 445 | return False;
|
|---|
| 446 | if oStat is not None and stat.S_ISDIR(oStat.st_mode):
|
|---|
| 447 | rc = __worker(sFullName);
|
|---|
| 448 | if rc is False:
|
|---|
| 449 | break;
|
|---|
| 450 | return rc;
|
|---|
| 451 |
|
|---|
| 452 | # Ensure unicode path here so listdir also returns unicode on windows.
|
|---|
| 453 | ## @todo figure out unicode stuff on non-windows.
|
|---|
| 454 | if sys.platform == 'win32':
|
|---|
| 455 | sDir = unicode(sDir);
|
|---|
| 456 | return __worker(sDir);
|
|---|
| 457 |
|
|---|
| 458 |
|
|---|
| 459 |
|
|---|
| 460 | def formatFileMode(uMode):
|
|---|
| 461 | # type: (int) -> string
|
|---|
| 462 | """
|
|---|
| 463 | Format a st_mode value 'ls -la' fasion.
|
|---|
| 464 | Returns string.
|
|---|
| 465 | """
|
|---|
| 466 | if stat.S_ISDIR(uMode): sMode = 'd';
|
|---|
| 467 | elif stat.S_ISREG(uMode): sMode = '-';
|
|---|
| 468 | elif stat.S_ISLNK(uMode): sMode = 'l';
|
|---|
| 469 | elif stat.S_ISFIFO(uMode): sMode = 'p';
|
|---|
| 470 | elif stat.S_ISCHR(uMode): sMode = 'c';
|
|---|
| 471 | elif stat.S_ISBLK(uMode): sMode = 'b';
|
|---|
| 472 | elif stat.S_ISSOCK(uMode): sMode = 's';
|
|---|
| 473 | else: sMode = '?';
|
|---|
| 474 | ## @todo sticky bits.
|
|---|
| 475 | sMode += 'r' if uMode & stat.S_IRUSR else '-';
|
|---|
| 476 | sMode += 'w' if uMode & stat.S_IWUSR else '-';
|
|---|
| 477 | sMode += 'x' if uMode & stat.S_IXUSR else '-';
|
|---|
| 478 | sMode += 'r' if uMode & stat.S_IRGRP else '-';
|
|---|
| 479 | sMode += 'w' if uMode & stat.S_IWGRP else '-';
|
|---|
| 480 | sMode += 'x' if uMode & stat.S_IXGRP else '-';
|
|---|
| 481 | sMode += 'r' if uMode & stat.S_IROTH else '-';
|
|---|
| 482 | sMode += 'w' if uMode & stat.S_IWOTH else '-';
|
|---|
| 483 | sMode += 'x' if uMode & stat.S_IXOTH else '-';
|
|---|
| 484 | sMode += ' ';
|
|---|
| 485 | return sMode;
|
|---|
| 486 |
|
|---|
| 487 |
|
|---|
| 488 | def formatFileStat(oStat):
|
|---|
| 489 | # type: (stat) -> string
|
|---|
| 490 | """
|
|---|
| 491 | Format a stat result 'ls -la' fasion (numeric IDs).
|
|---|
| 492 | Returns string.
|
|---|
| 493 | """
|
|---|
| 494 | return '%s %3s %4s %4s %10s %s' \
|
|---|
| 495 | % (formatFileMode(oStat.st_mode), oStat.st_nlink, oStat.st_uid, oStat.st_gid, oStat.st_size,
|
|---|
| 496 | time.strftime('%Y-%m-%d %H:%M', time.localtime(oStat.st_mtime)), );
|
|---|
| 497 |
|
|---|
| 498 | ## Good buffer for file operations.
|
|---|
| 499 | g_cbGoodBufferSize = 256*1024;
|
|---|
| 500 |
|
|---|
| 501 | ## The original shutil.copyfileobj.
|
|---|
| 502 | g_fnOriginalShCopyFileObj = None;
|
|---|
| 503 |
|
|---|
| 504 | def __myshutilcopyfileobj(fsrc, fdst, length = g_cbGoodBufferSize):
|
|---|
| 505 | """ shutil.copyfileobj with different length default value (16384 is slow with python 2.7 on windows). """
|
|---|
| 506 | return g_fnOriginalShCopyFileObj(fsrc, fdst, length);
|
|---|
| 507 |
|
|---|
| 508 | def __installShUtilHacks(shutil):
|
|---|
| 509 | """ Installs the shutil buffer size hacks. """
|
|---|
| 510 | global g_fnOriginalShCopyFileObj;
|
|---|
| 511 | if g_fnOriginalShCopyFileObj is None:
|
|---|
| 512 | g_fnOriginalShCopyFileObj = shutil.copyfileobj;
|
|---|
| 513 | shutil.copyfileobj = __myshutilcopyfileobj;
|
|---|
| 514 | return True;
|
|---|
| 515 |
|
|---|
| 516 |
|
|---|
| 517 | def copyFileSimple(sFileSrc, sFileDst):
|
|---|
| 518 | """
|
|---|
| 519 | Wrapper around shutil.copyfile that simply copies the data of a regular file.
|
|---|
| 520 | Raises exception on failure.
|
|---|
| 521 | Return True for show.
|
|---|
| 522 | """
|
|---|
| 523 | import shutil;
|
|---|
| 524 | __installShUtilHacks(shutil);
|
|---|
| 525 | return shutil.copyfile(sFileSrc, sFileDst);
|
|---|
| 526 |
|
|---|
| 527 | #
|
|---|
| 528 | # SubProcess.
|
|---|
| 529 | #
|
|---|
| 530 |
|
|---|
| 531 | def _processFixPythonInterpreter(aPositionalArgs, dKeywordArgs):
|
|---|
| 532 | """
|
|---|
| 533 | If the "executable" is a python script, insert the python interpreter at
|
|---|
| 534 | the head of the argument list so that it will work on systems which doesn't
|
|---|
| 535 | support hash-bang scripts.
|
|---|
| 536 | """
|
|---|
| 537 |
|
|---|
| 538 | asArgs = dKeywordArgs.get('args');
|
|---|
| 539 | if asArgs is None:
|
|---|
| 540 | asArgs = aPositionalArgs[0];
|
|---|
| 541 |
|
|---|
| 542 | if asArgs[0].endswith('.py'):
|
|---|
| 543 | if sys.executable:
|
|---|
| 544 | asArgs.insert(0, sys.executable);
|
|---|
| 545 | else:
|
|---|
| 546 | asArgs.insert(0, 'python');
|
|---|
| 547 |
|
|---|
| 548 | # paranoia...
|
|---|
| 549 | if dKeywordArgs.get('args') is not None:
|
|---|
| 550 | dKeywordArgs['args'] = asArgs;
|
|---|
| 551 | else:
|
|---|
| 552 | aPositionalArgs = (asArgs,) + aPositionalArgs[1:];
|
|---|
| 553 | return None;
|
|---|
| 554 |
|
|---|
| 555 | def processPopenSafe(*aPositionalArgs, **dKeywordArgs):
|
|---|
| 556 | """
|
|---|
| 557 | Wrapper for subprocess.Popen that's Ctrl-C safe on windows.
|
|---|
| 558 | """
|
|---|
| 559 | if getHostOs() == 'win':
|
|---|
| 560 | if dKeywordArgs.get('creationflags', 0) == 0:
|
|---|
| 561 | dKeywordArgs['creationflags'] = subprocess.CREATE_NEW_PROCESS_GROUP;
|
|---|
| 562 | return subprocess.Popen(*aPositionalArgs, **dKeywordArgs);
|
|---|
| 563 |
|
|---|
| 564 | def processCall(*aPositionalArgs, **dKeywordArgs):
|
|---|
| 565 | """
|
|---|
| 566 | Wrapper around subprocess.call to deal with its absence in older
|
|---|
| 567 | python versions.
|
|---|
| 568 | Returns process exit code (see subprocess.poll).
|
|---|
| 569 | """
|
|---|
| 570 | assert dKeywordArgs.get('stdout') is None;
|
|---|
| 571 | assert dKeywordArgs.get('stderr') is None;
|
|---|
| 572 | _processFixPythonInterpreter(aPositionalArgs, dKeywordArgs);
|
|---|
| 573 | oProcess = processPopenSafe(*aPositionalArgs, **dKeywordArgs);
|
|---|
| 574 | return oProcess.wait();
|
|---|
| 575 |
|
|---|
| 576 | def processOutputChecked(*aPositionalArgs, **dKeywordArgs):
|
|---|
| 577 | """
|
|---|
| 578 | Wrapper around subprocess.check_output to deal with its absense in older
|
|---|
| 579 | python versions.
|
|---|
| 580 | """
|
|---|
| 581 | _processFixPythonInterpreter(aPositionalArgs, dKeywordArgs);
|
|---|
| 582 | oProcess = processPopenSafe(stdout=subprocess.PIPE, *aPositionalArgs, **dKeywordArgs);
|
|---|
| 583 |
|
|---|
| 584 | sOutput, _ = oProcess.communicate();
|
|---|
| 585 | iExitCode = oProcess.poll();
|
|---|
| 586 |
|
|---|
| 587 | if iExitCode is not 0:
|
|---|
| 588 | asArgs = dKeywordArgs.get('args');
|
|---|
| 589 | if asArgs is None:
|
|---|
| 590 | asArgs = aPositionalArgs[0];
|
|---|
| 591 | print(sOutput);
|
|---|
| 592 | raise subprocess.CalledProcessError(iExitCode, asArgs);
|
|---|
| 593 |
|
|---|
| 594 | return str(sOutput); # str() make pylint happy.
|
|---|
| 595 |
|
|---|
| 596 | g_fOldSudo = None;
|
|---|
| 597 | def _sudoFixArguments(aPositionalArgs, dKeywordArgs, fInitialEnv = True):
|
|---|
| 598 | """
|
|---|
| 599 | Adds 'sudo' (or similar) to the args parameter, whereever it is.
|
|---|
| 600 | """
|
|---|
| 601 |
|
|---|
| 602 | # Are we root?
|
|---|
| 603 | fIsRoot = True;
|
|---|
| 604 | try:
|
|---|
| 605 | fIsRoot = os.getuid() == 0; # pylint: disable=E1101
|
|---|
| 606 | except:
|
|---|
| 607 | pass;
|
|---|
| 608 |
|
|---|
| 609 | # If not, prepend sudo (non-interactive, simulate initial login).
|
|---|
| 610 | if fIsRoot is not True:
|
|---|
| 611 | asArgs = dKeywordArgs.get('args');
|
|---|
| 612 | if asArgs is None:
|
|---|
| 613 | asArgs = aPositionalArgs[0];
|
|---|
| 614 |
|
|---|
| 615 | # Detect old sudo.
|
|---|
| 616 | global g_fOldSudo;
|
|---|
| 617 | if g_fOldSudo is None:
|
|---|
| 618 | try:
|
|---|
| 619 | sVersion = processOutputChecked(['sudo', '-V']);
|
|---|
| 620 | except:
|
|---|
| 621 | sVersion = '1.7.0';
|
|---|
| 622 | sVersion = sVersion.strip().split('\n')[0];
|
|---|
| 623 | sVersion = sVersion.replace('Sudo version', '').strip();
|
|---|
| 624 | g_fOldSudo = len(sVersion) >= 4 \
|
|---|
| 625 | and sVersion[0] == '1' \
|
|---|
| 626 | and sVersion[1] == '.' \
|
|---|
| 627 | and sVersion[2] <= '6' \
|
|---|
| 628 | and sVersion[3] == '.';
|
|---|
| 629 |
|
|---|
| 630 | asArgs.insert(0, 'sudo');
|
|---|
| 631 | if not g_fOldSudo:
|
|---|
| 632 | asArgs.insert(1, '-n');
|
|---|
| 633 | if fInitialEnv and not g_fOldSudo:
|
|---|
| 634 | asArgs.insert(1, '-i');
|
|---|
| 635 |
|
|---|
| 636 | # paranoia...
|
|---|
| 637 | if dKeywordArgs.get('args') is not None:
|
|---|
| 638 | dKeywordArgs['args'] = asArgs;
|
|---|
| 639 | else:
|
|---|
| 640 | aPositionalArgs = (asArgs,) + aPositionalArgs[1:];
|
|---|
| 641 | return None;
|
|---|
| 642 |
|
|---|
| 643 |
|
|---|
| 644 | def sudoProcessCall(*aPositionalArgs, **dKeywordArgs):
|
|---|
| 645 | """
|
|---|
| 646 | sudo (or similar) + subprocess.call
|
|---|
| 647 | """
|
|---|
| 648 | _processFixPythonInterpreter(aPositionalArgs, dKeywordArgs);
|
|---|
| 649 | _sudoFixArguments(aPositionalArgs, dKeywordArgs);
|
|---|
| 650 | return processCall(*aPositionalArgs, **dKeywordArgs);
|
|---|
| 651 |
|
|---|
| 652 | def sudoProcessOutputChecked(*aPositionalArgs, **dKeywordArgs):
|
|---|
| 653 | """
|
|---|
| 654 | sudo (or similar) + subprocess.check_output.
|
|---|
| 655 | """
|
|---|
| 656 | _processFixPythonInterpreter(aPositionalArgs, dKeywordArgs);
|
|---|
| 657 | _sudoFixArguments(aPositionalArgs, dKeywordArgs);
|
|---|
| 658 | return processOutputChecked(*aPositionalArgs, **dKeywordArgs);
|
|---|
| 659 |
|
|---|
| 660 | def sudoProcessOutputCheckedNoI(*aPositionalArgs, **dKeywordArgs):
|
|---|
| 661 | """
|
|---|
| 662 | sudo (or similar) + subprocess.check_output, except '-i' isn't used.
|
|---|
| 663 | """
|
|---|
| 664 | _processFixPythonInterpreter(aPositionalArgs, dKeywordArgs);
|
|---|
| 665 | _sudoFixArguments(aPositionalArgs, dKeywordArgs, False);
|
|---|
| 666 | return processOutputChecked(*aPositionalArgs, **dKeywordArgs);
|
|---|
| 667 |
|
|---|
| 668 | def sudoProcessPopen(*aPositionalArgs, **dKeywordArgs):
|
|---|
| 669 | """
|
|---|
| 670 | sudo (or similar) + processPopenSafe.
|
|---|
| 671 | """
|
|---|
| 672 | _processFixPythonInterpreter(aPositionalArgs, dKeywordArgs);
|
|---|
| 673 | _sudoFixArguments(aPositionalArgs, dKeywordArgs);
|
|---|
| 674 | return processPopenSafe(*aPositionalArgs, **dKeywordArgs);
|
|---|
| 675 |
|
|---|
| 676 |
|
|---|
| 677 | #
|
|---|
| 678 | # Generic process stuff.
|
|---|
| 679 | #
|
|---|
| 680 |
|
|---|
| 681 | def processInterrupt(uPid):
|
|---|
| 682 | """
|
|---|
| 683 | Sends a SIGINT or equivalent to interrupt the specified process.
|
|---|
| 684 | Returns True on success, False on failure.
|
|---|
| 685 |
|
|---|
| 686 | On Windows hosts this may not work unless the process happens to be a
|
|---|
| 687 | process group leader.
|
|---|
| 688 | """
|
|---|
| 689 | if sys.platform == 'win32':
|
|---|
| 690 | try:
|
|---|
| 691 | win32console.GenerateConsoleCtrlEvent(win32con.CTRL_BREAK_EVENT, uPid); # pylint: disable=no-member
|
|---|
| 692 | fRc = True;
|
|---|
| 693 | except:
|
|---|
| 694 | fRc = False;
|
|---|
| 695 | else:
|
|---|
| 696 | try:
|
|---|
| 697 | os.kill(uPid, signal.SIGINT);
|
|---|
| 698 | fRc = True;
|
|---|
| 699 | except:
|
|---|
| 700 | fRc = False;
|
|---|
| 701 | return fRc;
|
|---|
| 702 |
|
|---|
| 703 | def sendUserSignal1(uPid):
|
|---|
| 704 | """
|
|---|
| 705 | Sends a SIGUSR1 or equivalent to nudge the process into shutting down
|
|---|
| 706 | (VBoxSVC) or something.
|
|---|
| 707 | Returns True on success, False on failure or if not supported (win).
|
|---|
| 708 |
|
|---|
| 709 | On Windows hosts this may not work unless the process happens to be a
|
|---|
| 710 | process group leader.
|
|---|
| 711 | """
|
|---|
| 712 | if sys.platform == 'win32':
|
|---|
| 713 | fRc = False;
|
|---|
| 714 | else:
|
|---|
| 715 | try:
|
|---|
| 716 | os.kill(uPid, signal.SIGUSR1); # pylint: disable=E1101
|
|---|
| 717 | fRc = True;
|
|---|
| 718 | except:
|
|---|
| 719 | fRc = False;
|
|---|
| 720 | return fRc;
|
|---|
| 721 |
|
|---|
| 722 | def processTerminate(uPid):
|
|---|
| 723 | """
|
|---|
| 724 | Terminates the process in a nice manner (SIGTERM or equivalent).
|
|---|
| 725 | Returns True on success, False on failure.
|
|---|
| 726 | """
|
|---|
| 727 | fRc = False;
|
|---|
| 728 | if sys.platform == 'win32':
|
|---|
| 729 | try:
|
|---|
| 730 | hProcess = win32api.OpenProcess(win32con.PROCESS_TERMINATE, False, uPid); # pylint: disable=no-member
|
|---|
| 731 | except:
|
|---|
| 732 | pass;
|
|---|
| 733 | else:
|
|---|
| 734 | try:
|
|---|
| 735 | win32process.TerminateProcess(hProcess, 0x40010004); # DBG_TERMINATE_PROCESS # pylint: disable=no-member
|
|---|
| 736 | fRc = True;
|
|---|
| 737 | except:
|
|---|
| 738 | pass;
|
|---|
| 739 | hProcess.Close(); #win32api.CloseHandle(hProcess)
|
|---|
| 740 | else:
|
|---|
| 741 | try:
|
|---|
| 742 | os.kill(uPid, signal.SIGTERM);
|
|---|
| 743 | fRc = True;
|
|---|
| 744 | except:
|
|---|
| 745 | pass;
|
|---|
| 746 | return fRc;
|
|---|
| 747 |
|
|---|
| 748 | def processKill(uPid):
|
|---|
| 749 | """
|
|---|
| 750 | Terminates the process with extreme prejudice (SIGKILL).
|
|---|
| 751 | Returns True on success, False on failure.
|
|---|
| 752 | """
|
|---|
| 753 | if sys.platform == 'win32':
|
|---|
| 754 | fRc = processTerminate(uPid);
|
|---|
| 755 | else:
|
|---|
| 756 | try:
|
|---|
| 757 | os.kill(uPid, signal.SIGKILL); # pylint: disable=E1101
|
|---|
| 758 | fRc = True;
|
|---|
| 759 | except:
|
|---|
| 760 | fRc = False;
|
|---|
| 761 | return fRc;
|
|---|
| 762 |
|
|---|
| 763 | def processKillWithNameCheck(uPid, sName):
|
|---|
| 764 | """
|
|---|
| 765 | Like processKill(), but checks if the process name matches before killing
|
|---|
| 766 | it. This is intended for killing using potentially stale pid values.
|
|---|
| 767 |
|
|---|
| 768 | Returns True on success, False on failure.
|
|---|
| 769 | """
|
|---|
| 770 |
|
|---|
| 771 | if processCheckPidAndName(uPid, sName) is not True:
|
|---|
| 772 | return False;
|
|---|
| 773 | return processKill(uPid);
|
|---|
| 774 |
|
|---|
| 775 |
|
|---|
| 776 | def processExists(uPid):
|
|---|
| 777 | """
|
|---|
| 778 | Checks if the specified process exits.
|
|---|
| 779 | This will only work if we can signal/open the process.
|
|---|
| 780 |
|
|---|
| 781 | Returns True if it positively exists, False otherwise.
|
|---|
| 782 | """
|
|---|
| 783 | if sys.platform == 'win32':
|
|---|
| 784 | fRc = False;
|
|---|
| 785 | try:
|
|---|
| 786 | hProcess = win32api.OpenProcess(win32con.PROCESS_QUERY_INFORMATION, False, uPid); # pylint: disable=no-member
|
|---|
| 787 | except:
|
|---|
| 788 | pass;
|
|---|
| 789 | else:
|
|---|
| 790 | hProcess.Close(); # win32api.CloseHandle(hProcess);
|
|---|
| 791 | fRc = True;
|
|---|
| 792 | else:
|
|---|
| 793 | try:
|
|---|
| 794 | os.kill(uPid, 0);
|
|---|
| 795 | fRc = True;
|
|---|
| 796 | except:
|
|---|
| 797 | fRc = False;
|
|---|
| 798 | return fRc;
|
|---|
| 799 |
|
|---|
| 800 | def processCheckPidAndName(uPid, sName):
|
|---|
| 801 | """
|
|---|
| 802 | Checks if a process PID and NAME matches.
|
|---|
| 803 | """
|
|---|
| 804 | fRc = processExists(uPid);
|
|---|
| 805 | if fRc is not True:
|
|---|
| 806 | return False;
|
|---|
| 807 |
|
|---|
| 808 | if sys.platform == 'win32':
|
|---|
| 809 | try:
|
|---|
| 810 | from win32com.client import GetObject; # pylint: disable=F0401
|
|---|
| 811 | oWmi = GetObject('winmgmts:');
|
|---|
| 812 | aoProcesses = oWmi.InstancesOf('Win32_Process');
|
|---|
| 813 | for oProcess in aoProcesses:
|
|---|
| 814 | if long(oProcess.Properties_("ProcessId").Value) == uPid:
|
|---|
| 815 | sCurName = oProcess.Properties_("Name").Value;
|
|---|
| 816 | #reporter.log2('uPid=%s sName=%s sCurName=%s' % (uPid, sName, sCurName));
|
|---|
| 817 | sName = sName.lower();
|
|---|
| 818 | sCurName = sCurName.lower();
|
|---|
| 819 | if os.path.basename(sName) == sName:
|
|---|
| 820 | sCurName = os.path.basename(sCurName);
|
|---|
| 821 |
|
|---|
| 822 | if sCurName == sName \
|
|---|
| 823 | or sCurName + '.exe' == sName \
|
|---|
| 824 | or sCurName == sName + '.exe':
|
|---|
| 825 | fRc = True;
|
|---|
| 826 | break;
|
|---|
| 827 | except:
|
|---|
| 828 | #reporter.logXcpt('uPid=%s sName=%s' % (uPid, sName));
|
|---|
| 829 | pass;
|
|---|
| 830 | else:
|
|---|
| 831 | if sys.platform in ('linux2', ):
|
|---|
| 832 | asPsCmd = ['/bin/ps', '-p', '%u' % (uPid,), '-o', 'fname='];
|
|---|
| 833 | elif sys.platform in ('sunos5',):
|
|---|
| 834 | asPsCmd = ['/usr/bin/ps', '-p', '%u' % (uPid,), '-o', 'fname='];
|
|---|
| 835 | elif sys.platform in ('darwin',):
|
|---|
| 836 | asPsCmd = ['/bin/ps', '-p', '%u' % (uPid,), '-o', 'ucomm='];
|
|---|
| 837 | else:
|
|---|
| 838 | asPsCmd = None;
|
|---|
| 839 |
|
|---|
| 840 | if asPsCmd is not None:
|
|---|
| 841 | try:
|
|---|
| 842 | oPs = subprocess.Popen(asPsCmd, stdout=subprocess.PIPE);
|
|---|
| 843 | sCurName = oPs.communicate()[0];
|
|---|
| 844 | iExitCode = oPs.wait();
|
|---|
| 845 | except:
|
|---|
| 846 | #reporter.logXcpt();
|
|---|
| 847 | return False;
|
|---|
| 848 |
|
|---|
| 849 | # ps fails with non-zero exit code if the pid wasn't found.
|
|---|
| 850 | if iExitCode is not 0:
|
|---|
| 851 | return False;
|
|---|
| 852 | if sCurName is None:
|
|---|
| 853 | return False;
|
|---|
| 854 | sCurName = sCurName.strip();
|
|---|
| 855 | if not sCurName:
|
|---|
| 856 | return False;
|
|---|
| 857 |
|
|---|
| 858 | if os.path.basename(sName) == sName:
|
|---|
| 859 | sCurName = os.path.basename(sCurName);
|
|---|
| 860 | elif os.path.basename(sCurName) == sCurName:
|
|---|
| 861 | sName = os.path.basename(sName);
|
|---|
| 862 |
|
|---|
| 863 | if sCurName != sName:
|
|---|
| 864 | return False;
|
|---|
| 865 |
|
|---|
| 866 | fRc = True;
|
|---|
| 867 | return fRc;
|
|---|
| 868 |
|
|---|
| 869 | def processGetInfo(uPid, fSudo = False):
|
|---|
| 870 | """
|
|---|
| 871 | Tries to acquire state information of the given process.
|
|---|
| 872 |
|
|---|
| 873 | Returns a string with the information on success or None on failure or
|
|---|
| 874 | if the host is not supported.
|
|---|
| 875 |
|
|---|
| 876 | Note that the format of the information is host system dependent and will
|
|---|
| 877 | likely differ much between different hosts.
|
|---|
| 878 | """
|
|---|
| 879 | fRc = processExists(uPid);
|
|---|
| 880 | if fRc is not True:
|
|---|
| 881 | return None;
|
|---|
| 882 |
|
|---|
| 883 | sHostOs = getHostOs();
|
|---|
| 884 | if sHostOs in [ 'linux',]:
|
|---|
| 885 | sGdb = '/usr/bin/gdb';
|
|---|
| 886 | if not os.path.isfile(sGdb): sGdb = '/usr/local/bin/gdb';
|
|---|
| 887 | if not os.path.isfile(sGdb): sGdb = 'gdb';
|
|---|
| 888 | aasCmd = [
|
|---|
| 889 | [ sGdb, '-batch',
|
|---|
| 890 | '-ex', 'set pagination off',
|
|---|
| 891 | '-ex', 'thread apply all bt',
|
|---|
| 892 | '-ex', 'info proc mapping',
|
|---|
| 893 | '-ex', 'info sharedlibrary',
|
|---|
| 894 | '-p', '%u' % (uPid,), ],
|
|---|
| 895 | ];
|
|---|
| 896 | elif sHostOs == 'darwin':
|
|---|
| 897 | # LLDB doesn't work in batch mode when attaching to a process, at least
|
|---|
| 898 | # with macOS Sierra (10.12). GDB might not be installed. Use the sample
|
|---|
| 899 | # tool instead with a 1 second duration and 1000ms sampling interval to
|
|---|
| 900 | # get one stack trace. For the process mappings use vmmap.
|
|---|
| 901 | aasCmd = [
|
|---|
| 902 | [ '/usr/bin/sample', '-mayDie', '%u' % (uPid,), '1', '1000', ],
|
|---|
| 903 | [ '/usr/bin/vmmap', '%u' % (uPid,), ],
|
|---|
| 904 | ];
|
|---|
| 905 | elif sHostOs == 'solaris':
|
|---|
| 906 | aasCmd = [
|
|---|
| 907 | [ '/usr/bin/pstack', '%u' % (uPid,), ],
|
|---|
| 908 | [ '/usr/bin/pmap', '%u' % (uPid,), ],
|
|---|
| 909 | ];
|
|---|
| 910 | else:
|
|---|
| 911 | aasCmd = [];
|
|---|
| 912 |
|
|---|
| 913 | sInfo = '';
|
|---|
| 914 | for asCmd in aasCmd:
|
|---|
| 915 | try:
|
|---|
| 916 | if fSudo:
|
|---|
| 917 | sThisInfo = sudoProcessOutputChecked(asCmd);
|
|---|
| 918 | else:
|
|---|
| 919 | sThisInfo = processOutputChecked(asCmd);
|
|---|
| 920 | if sThisInfo is not None:
|
|---|
| 921 | sInfo += sThisInfo;
|
|---|
| 922 | except:
|
|---|
| 923 | pass;
|
|---|
| 924 | if not sInfo:
|
|---|
| 925 | sInfo = None;
|
|---|
| 926 |
|
|---|
| 927 | return sInfo;
|
|---|
| 928 |
|
|---|
| 929 |
|
|---|
| 930 | class ProcessInfo(object):
|
|---|
| 931 | """Process info."""
|
|---|
| 932 | def __init__(self, iPid):
|
|---|
| 933 | self.iPid = iPid;
|
|---|
| 934 | self.iParentPid = None;
|
|---|
| 935 | self.sImage = None;
|
|---|
| 936 | self.sName = None;
|
|---|
| 937 | self.asArgs = None;
|
|---|
| 938 | self.sCwd = None;
|
|---|
| 939 | self.iGid = None;
|
|---|
| 940 | self.iUid = None;
|
|---|
| 941 | self.iProcGroup = None;
|
|---|
| 942 | self.iSessionId = None;
|
|---|
| 943 |
|
|---|
| 944 | def loadAll(self):
|
|---|
| 945 | """Load all the info."""
|
|---|
| 946 | sOs = getHostOs();
|
|---|
| 947 | if sOs == 'linux':
|
|---|
| 948 | sProc = '/proc/%s/' % (self.iPid,);
|
|---|
| 949 | if self.sImage is None: self.sImage = noxcptReadLink(sProc + 'exe', None);
|
|---|
| 950 | if self.sCwd is None: self.sCwd = noxcptReadLink(sProc + 'cwd', None);
|
|---|
| 951 | if self.asArgs is None: self.asArgs = noxcptReadFile(sProc + 'cmdline', '').split('\x00');
|
|---|
| 952 | #elif sOs == 'solaris': - doesn't work for root processes, suid proces, and other stuff.
|
|---|
| 953 | # sProc = '/proc/%s/' % (self.iPid,);
|
|---|
| 954 | # if self.sImage is None: self.sImage = noxcptReadLink(sProc + 'path/a.out', None);
|
|---|
| 955 | # if self.sCwd is None: self.sCwd = noxcptReadLink(sProc + 'path/cwd', None);
|
|---|
| 956 | else:
|
|---|
| 957 | pass;
|
|---|
| 958 | if self.sName is None and self.sImage is not None:
|
|---|
| 959 | self.sName = self.sImage;
|
|---|
| 960 |
|
|---|
| 961 | def windowsGrabProcessInfo(self, oProcess):
|
|---|
| 962 | """Windows specific loadAll."""
|
|---|
| 963 | try: self.sName = oProcess.Properties_("Name").Value;
|
|---|
| 964 | except: pass;
|
|---|
| 965 | try: self.sImage = oProcess.Properties_("ExecutablePath").Value;
|
|---|
| 966 | except: pass;
|
|---|
| 967 | try: self.asArgs = [oProcess.Properties_("CommandLine").Value]; ## @todo split it.
|
|---|
| 968 | except: pass;
|
|---|
| 969 | try: self.iParentPid = oProcess.Properties_("ParentProcessId").Value;
|
|---|
| 970 | except: pass;
|
|---|
| 971 | try: self.iSessionId = oProcess.Properties_("SessionId").Value;
|
|---|
| 972 | except: pass;
|
|---|
| 973 | if self.sName is None and self.sImage is not None:
|
|---|
| 974 | self.sName = self.sImage;
|
|---|
| 975 |
|
|---|
| 976 | def getBaseImageName(self):
|
|---|
| 977 | """
|
|---|
| 978 | Gets the base image name if available, use the process name if not available.
|
|---|
| 979 | Returns image/process base name or None.
|
|---|
| 980 | """
|
|---|
| 981 | sRet = self.sImage if self.sName is None else self.sName;
|
|---|
| 982 | if sRet is None:
|
|---|
| 983 | self.loadAll();
|
|---|
| 984 | sRet = self.sImage if self.sName is None else self.sName;
|
|---|
| 985 | if sRet is None:
|
|---|
| 986 | if not self.asArgs:
|
|---|
| 987 | return None;
|
|---|
| 988 | sRet = self.asArgs[0];
|
|---|
| 989 | if not sRet:
|
|---|
| 990 | return None;
|
|---|
| 991 | return os.path.basename(sRet);
|
|---|
| 992 |
|
|---|
| 993 | def getBaseImageNameNoExeSuff(self):
|
|---|
| 994 | """
|
|---|
| 995 | Same as getBaseImageName, except any '.exe' or similar suffix is stripped.
|
|---|
| 996 | """
|
|---|
| 997 | sRet = self.getBaseImageName();
|
|---|
| 998 | if sRet is not None and len(sRet) > 4 and sRet[-4] == '.':
|
|---|
| 999 | if (sRet[-4:]).lower() in [ '.exe', '.com', '.msc', '.vbs', '.cmd', '.bat' ]:
|
|---|
| 1000 | sRet = sRet[:-4];
|
|---|
| 1001 | return sRet;
|
|---|
| 1002 |
|
|---|
| 1003 |
|
|---|
| 1004 | def processListAll(): # pylint: disable=R0914
|
|---|
| 1005 | """
|
|---|
| 1006 | Return a list of ProcessInfo objects for all the processes in the system
|
|---|
| 1007 | that the current user can see.
|
|---|
| 1008 | """
|
|---|
| 1009 | asProcesses = [];
|
|---|
| 1010 |
|
|---|
| 1011 | sOs = getHostOs();
|
|---|
| 1012 | if sOs == 'win':
|
|---|
| 1013 | from win32com.client import GetObject; # pylint: disable=F0401
|
|---|
| 1014 | oWmi = GetObject('winmgmts:');
|
|---|
| 1015 | aoProcesses = oWmi.InstancesOf('Win32_Process');
|
|---|
| 1016 | for oProcess in aoProcesses:
|
|---|
| 1017 | try:
|
|---|
| 1018 | iPid = int(oProcess.Properties_("ProcessId").Value);
|
|---|
| 1019 | except:
|
|---|
| 1020 | continue;
|
|---|
| 1021 | oMyInfo = ProcessInfo(iPid);
|
|---|
| 1022 | oMyInfo.windowsGrabProcessInfo(oProcess);
|
|---|
| 1023 | asProcesses.append(oMyInfo);
|
|---|
| 1024 | return asProcesses;
|
|---|
| 1025 |
|
|---|
| 1026 | if sOs in [ 'linux', ]: # Not solaris, ps gets more info than /proc/.
|
|---|
| 1027 | try:
|
|---|
| 1028 | asDirs = os.listdir('/proc');
|
|---|
| 1029 | except:
|
|---|
| 1030 | asDirs = [];
|
|---|
| 1031 | for sDir in asDirs:
|
|---|
| 1032 | if sDir.isdigit():
|
|---|
| 1033 | asProcesses.append(ProcessInfo(int(sDir),));
|
|---|
| 1034 | return asProcesses;
|
|---|
| 1035 |
|
|---|
| 1036 | #
|
|---|
| 1037 | # The other OSes parses the output from the 'ps' utility.
|
|---|
| 1038 | #
|
|---|
| 1039 | asPsCmd = [
|
|---|
| 1040 | '/bin/ps', # 0
|
|---|
| 1041 | '-A', # 1
|
|---|
| 1042 | '-o', 'pid=', # 2,3
|
|---|
| 1043 | '-o', 'ppid=', # 4,5
|
|---|
| 1044 | '-o', 'pgid=', # 6,7
|
|---|
| 1045 | '-o', 'sid=', # 8,9
|
|---|
| 1046 | '-o', 'uid=', # 10,11
|
|---|
| 1047 | '-o', 'gid=', # 12,13
|
|---|
| 1048 | '-o', 'comm=' # 14,15
|
|---|
| 1049 | ];
|
|---|
| 1050 |
|
|---|
| 1051 | if sOs == 'darwin':
|
|---|
| 1052 | assert asPsCmd[9] == 'sid=';
|
|---|
| 1053 | asPsCmd[9] = 'sess=';
|
|---|
| 1054 | elif sOs == 'solaris':
|
|---|
| 1055 | asPsCmd[0] = '/usr/bin/ps';
|
|---|
| 1056 |
|
|---|
| 1057 | try:
|
|---|
| 1058 | sRaw = processOutputChecked(asPsCmd);
|
|---|
| 1059 | except:
|
|---|
| 1060 | return asProcesses;
|
|---|
| 1061 |
|
|---|
| 1062 | for sLine in sRaw.split('\n'):
|
|---|
| 1063 | sLine = sLine.lstrip();
|
|---|
| 1064 | if len(sLine) < 7 or not sLine[0].isdigit():
|
|---|
| 1065 | continue;
|
|---|
| 1066 |
|
|---|
| 1067 | iField = 0;
|
|---|
| 1068 | off = 0;
|
|---|
| 1069 | aoFields = [None, None, None, None, None, None, None];
|
|---|
| 1070 | while iField < 7:
|
|---|
| 1071 | # Eat whitespace.
|
|---|
| 1072 | while off < len(sLine) and (sLine[off] == ' ' or sLine[off] == '\t'):
|
|---|
| 1073 | off += 1;
|
|---|
| 1074 |
|
|---|
| 1075 | # Final field / EOL.
|
|---|
| 1076 | if iField == 6:
|
|---|
| 1077 | aoFields[6] = sLine[off:];
|
|---|
| 1078 | break;
|
|---|
| 1079 | if off >= len(sLine):
|
|---|
| 1080 | break;
|
|---|
| 1081 |
|
|---|
| 1082 | # Generic field parsing.
|
|---|
| 1083 | offStart = off;
|
|---|
| 1084 | off += 1;
|
|---|
| 1085 | while off < len(sLine) and sLine[off] != ' ' and sLine[off] != '\t':
|
|---|
| 1086 | off += 1;
|
|---|
| 1087 | try:
|
|---|
| 1088 | if iField != 3:
|
|---|
| 1089 | aoFields[iField] = int(sLine[offStart:off]);
|
|---|
| 1090 | else:
|
|---|
| 1091 | aoFields[iField] = long(sLine[offStart:off], 16); # sess is a hex address.
|
|---|
| 1092 | except:
|
|---|
| 1093 | pass;
|
|---|
| 1094 | iField += 1;
|
|---|
| 1095 |
|
|---|
| 1096 | if aoFields[0] is not None:
|
|---|
| 1097 | oMyInfo = ProcessInfo(aoFields[0]);
|
|---|
| 1098 | oMyInfo.iParentPid = aoFields[1];
|
|---|
| 1099 | oMyInfo.iProcGroup = aoFields[2];
|
|---|
| 1100 | oMyInfo.iSessionId = aoFields[3];
|
|---|
| 1101 | oMyInfo.iUid = aoFields[4];
|
|---|
| 1102 | oMyInfo.iGid = aoFields[5];
|
|---|
| 1103 | oMyInfo.sName = aoFields[6];
|
|---|
| 1104 | asProcesses.append(oMyInfo);
|
|---|
| 1105 |
|
|---|
| 1106 | return asProcesses;
|
|---|
| 1107 |
|
|---|
| 1108 |
|
|---|
| 1109 | def processCollectCrashInfo(uPid, fnLog, fnCrashFile):
|
|---|
| 1110 | """
|
|---|
| 1111 | Looks for information regarding the demise of the given process.
|
|---|
| 1112 | """
|
|---|
| 1113 | sOs = getHostOs();
|
|---|
| 1114 | if sOs == 'darwin':
|
|---|
| 1115 | #
|
|---|
| 1116 | # On darwin we look for crash and diagnostic reports.
|
|---|
| 1117 | #
|
|---|
| 1118 | asLogDirs = [
|
|---|
| 1119 | u'/Library/Logs/DiagnosticReports/',
|
|---|
| 1120 | u'/Library/Logs/CrashReporter/',
|
|---|
| 1121 | u'~/Library/Logs/DiagnosticReports/',
|
|---|
| 1122 | u'~/Library/Logs/CrashReporter/',
|
|---|
| 1123 | ];
|
|---|
| 1124 | for sDir in asLogDirs:
|
|---|
| 1125 | sDir = os.path.expanduser(sDir);
|
|---|
| 1126 | if not os.path.isdir(sDir):
|
|---|
| 1127 | continue;
|
|---|
| 1128 | try:
|
|---|
| 1129 | asDirEntries = os.listdir(sDir);
|
|---|
| 1130 | except:
|
|---|
| 1131 | continue;
|
|---|
| 1132 | for sEntry in asDirEntries:
|
|---|
| 1133 | # Only interested in .crash files.
|
|---|
| 1134 | _, sSuff = os.path.splitext(sEntry);
|
|---|
| 1135 | if sSuff != '.crash':
|
|---|
| 1136 | continue;
|
|---|
| 1137 |
|
|---|
| 1138 | # The pid can be found at the end of the first line.
|
|---|
| 1139 | sFull = os.path.join(sDir, sEntry);
|
|---|
| 1140 | try:
|
|---|
| 1141 | oFile = open(sFull, 'r');
|
|---|
| 1142 | sFirstLine = oFile.readline();
|
|---|
| 1143 | oFile.close();
|
|---|
| 1144 | except:
|
|---|
| 1145 | continue;
|
|---|
| 1146 | if len(sFirstLine) <= 4 or sFirstLine[-2] != ']':
|
|---|
| 1147 | continue;
|
|---|
| 1148 | offPid = len(sFirstLine) - 3;
|
|---|
| 1149 | while offPid > 1 and sFirstLine[offPid - 1].isdigit():
|
|---|
| 1150 | offPid -= 1;
|
|---|
| 1151 | try: uReportPid = int(sFirstLine[offPid:-2]);
|
|---|
| 1152 | except: continue;
|
|---|
| 1153 |
|
|---|
| 1154 | # Does the pid we found match?
|
|---|
| 1155 | if uReportPid == uPid:
|
|---|
| 1156 | fnLog('Found crash report for %u: %s' % (uPid, sFull,));
|
|---|
| 1157 | fnCrashFile(sFull, False);
|
|---|
| 1158 | elif sOs == 'win':
|
|---|
| 1159 | #
|
|---|
| 1160 | # Getting WER reports would be great, however we have trouble match the
|
|---|
| 1161 | # PID to those as they seems not to mention it in the brief reports.
|
|---|
| 1162 | # Instead we'll just look for crash dumps in C:\CrashDumps (our custom
|
|---|
| 1163 | # location - see the windows readme for the testbox script) and what
|
|---|
| 1164 | # the MSDN article lists for now.
|
|---|
| 1165 | #
|
|---|
| 1166 | # It's been observed on Windows server 2012 that the dump files takes
|
|---|
| 1167 | # the form: <processimage>.<decimal-pid>.dmp
|
|---|
| 1168 | #
|
|---|
| 1169 | asDmpDirs = [
|
|---|
| 1170 | u'%SystemDrive%/CrashDumps/', # Testboxes.
|
|---|
| 1171 | u'%LOCALAPPDATA%/CrashDumps/', # MSDN example.
|
|---|
| 1172 | u'%WINDIR%/ServiceProfiles/LocalServices/', # Local and network service.
|
|---|
| 1173 | u'%WINDIR%/ServiceProfiles/NetworkSerices/',
|
|---|
| 1174 | u'%WINDIR%/ServiceProfiles/',
|
|---|
| 1175 | u'%WINDIR%/System32/Config/SystemProfile/', # System services.
|
|---|
| 1176 | ];
|
|---|
| 1177 | sMatchSuffix = '.%u.dmp' % (uPid,);
|
|---|
| 1178 |
|
|---|
| 1179 | for sDir in asDmpDirs:
|
|---|
| 1180 | sDir = os.path.expandvars(sDir);
|
|---|
| 1181 | if not os.path.isdir(sDir):
|
|---|
| 1182 | continue;
|
|---|
| 1183 | try:
|
|---|
| 1184 | asDirEntries = os.listdir(sDir);
|
|---|
| 1185 | except:
|
|---|
| 1186 | continue;
|
|---|
| 1187 | for sEntry in asDirEntries:
|
|---|
| 1188 | if sEntry.endswith(sMatchSuffix):
|
|---|
| 1189 | sFull = os.path.join(sDir, sEntry);
|
|---|
| 1190 | fnLog('Found crash dump for %u: %s' % (uPid, sFull,));
|
|---|
| 1191 | fnCrashFile(sFull, True);
|
|---|
| 1192 |
|
|---|
| 1193 | else:
|
|---|
| 1194 | pass; ## TODO
|
|---|
| 1195 | return None;
|
|---|
| 1196 |
|
|---|
| 1197 |
|
|---|
| 1198 | #
|
|---|
| 1199 | # Time.
|
|---|
| 1200 | #
|
|---|
| 1201 |
|
|---|
| 1202 | #
|
|---|
| 1203 | # The following test case shows how time.time() only have ~ms resolution
|
|---|
| 1204 | # on Windows (tested W10) and why it therefore makes sense to try use
|
|---|
| 1205 | # performance counters.
|
|---|
| 1206 | #
|
|---|
| 1207 | # Note! We cannot use time.clock() as the timestamp must be portable across
|
|---|
| 1208 | # processes. See timeout testcase problem on win hosts (no logs).
|
|---|
| 1209 | #
|
|---|
| 1210 | #import sys;
|
|---|
| 1211 | #import time;
|
|---|
| 1212 | #from common import utils;
|
|---|
| 1213 | #
|
|---|
| 1214 | #atSeries = [];
|
|---|
| 1215 | #for i in xrange(1,160):
|
|---|
| 1216 | # if i == 159: time.sleep(10);
|
|---|
| 1217 | # atSeries.append((utils.timestampNano(), long(time.clock() * 1000000000), long(time.time() * 1000000000)));
|
|---|
| 1218 | #
|
|---|
| 1219 | #tPrev = atSeries[0]
|
|---|
| 1220 | #for tCur in atSeries:
|
|---|
| 1221 | # print 't1=%+22u, %u' % (tCur[0], tCur[0] - tPrev[0]);
|
|---|
| 1222 | # print 't2=%+22u, %u' % (tCur[1], tCur[1] - tPrev[1]);
|
|---|
| 1223 | # print 't3=%+22u, %u' % (tCur[2], tCur[2] - tPrev[2]);
|
|---|
| 1224 | # print '';
|
|---|
| 1225 | # tPrev = tCur
|
|---|
| 1226 | #
|
|---|
| 1227 | #print 't1=%u' % (atSeries[-1][0] - atSeries[0][0]);
|
|---|
| 1228 | #print 't2=%u' % (atSeries[-1][1] - atSeries[0][1]);
|
|---|
| 1229 | #print 't3=%u' % (atSeries[-1][2] - atSeries[0][2]);
|
|---|
| 1230 |
|
|---|
| 1231 | g_fWinUseWinPerfCounter = sys.platform == 'win32';
|
|---|
| 1232 | g_fpWinPerfCounterFreq = None;
|
|---|
| 1233 | g_oFuncwinQueryPerformanceCounter = None;
|
|---|
| 1234 |
|
|---|
| 1235 | def _winInitPerfCounter():
|
|---|
| 1236 | """ Initializes the use of performance counters. """
|
|---|
| 1237 | global g_fWinUseWinPerfCounter, g_fpWinPerfCounterFreq, g_oFuncwinQueryPerformanceCounter
|
|---|
| 1238 |
|
|---|
| 1239 | uFrequency = ctypes.c_ulonglong(0);
|
|---|
| 1240 | if ctypes.windll.kernel32.QueryPerformanceFrequency(ctypes.byref(uFrequency)):
|
|---|
| 1241 | if uFrequency.value >= 1000:
|
|---|
| 1242 | #print 'uFrequency = %s' % (uFrequency,);
|
|---|
| 1243 | #print 'type(uFrequency) = %s' % (type(uFrequency),);
|
|---|
| 1244 | g_fpWinPerfCounterFreq = float(uFrequency.value);
|
|---|
| 1245 |
|
|---|
| 1246 | # Check that querying the counter works too.
|
|---|
| 1247 | global g_oFuncwinQueryPerformanceCounter
|
|---|
| 1248 | g_oFuncwinQueryPerformanceCounter = ctypes.windll.kernel32.QueryPerformanceCounter;
|
|---|
| 1249 | uCurValue = ctypes.c_ulonglong(0);
|
|---|
| 1250 | if g_oFuncwinQueryPerformanceCounter(ctypes.byref(uCurValue)):
|
|---|
| 1251 | if uCurValue.value > 0:
|
|---|
| 1252 | return True;
|
|---|
| 1253 | g_fWinUseWinPerfCounter = False;
|
|---|
| 1254 | return False;
|
|---|
| 1255 |
|
|---|
| 1256 | def _winFloatTime():
|
|---|
| 1257 | """ Gets floating point time on windows. """
|
|---|
| 1258 | if g_fpWinPerfCounterFreq is not None or _winInitPerfCounter():
|
|---|
| 1259 | uCurValue = ctypes.c_ulonglong(0);
|
|---|
| 1260 | if g_oFuncwinQueryPerformanceCounter(ctypes.byref(uCurValue)):
|
|---|
| 1261 | return float(uCurValue.value) / g_fpWinPerfCounterFreq;
|
|---|
| 1262 | return time.time();
|
|---|
| 1263 |
|
|---|
| 1264 |
|
|---|
| 1265 | def timestampNano():
|
|---|
| 1266 | """
|
|---|
| 1267 | Gets a nanosecond timestamp.
|
|---|
| 1268 | """
|
|---|
| 1269 | if g_fWinUseWinPerfCounter is True:
|
|---|
| 1270 | return long(_winFloatTime() * 1000000000);
|
|---|
| 1271 | return long(time.time() * 1000000000);
|
|---|
| 1272 |
|
|---|
| 1273 | def timestampMilli():
|
|---|
| 1274 | """
|
|---|
| 1275 | Gets a millisecond timestamp.
|
|---|
| 1276 | """
|
|---|
| 1277 | if g_fWinUseWinPerfCounter is True:
|
|---|
| 1278 | return long(_winFloatTime() * 1000);
|
|---|
| 1279 | return long(time.time() * 1000);
|
|---|
| 1280 |
|
|---|
| 1281 | def timestampSecond():
|
|---|
| 1282 | """
|
|---|
| 1283 | Gets a second timestamp.
|
|---|
| 1284 | """
|
|---|
| 1285 | if g_fWinUseWinPerfCounter is True:
|
|---|
| 1286 | return long(_winFloatTime());
|
|---|
| 1287 | return long(time.time());
|
|---|
| 1288 |
|
|---|
| 1289 | def getTimePrefix():
|
|---|
| 1290 | """
|
|---|
| 1291 | Returns a timestamp prefix, typically used for logging. UTC.
|
|---|
| 1292 | """
|
|---|
| 1293 | try:
|
|---|
| 1294 | oNow = datetime.datetime.utcnow();
|
|---|
| 1295 | sTs = '%02u:%02u:%02u.%06u' % (oNow.hour, oNow.minute, oNow.second, oNow.microsecond);
|
|---|
| 1296 | except:
|
|---|
| 1297 | sTs = 'getTimePrefix-exception';
|
|---|
| 1298 | return sTs;
|
|---|
| 1299 |
|
|---|
| 1300 | def getTimePrefixAndIsoTimestamp():
|
|---|
| 1301 | """
|
|---|
| 1302 | Returns current UTC as log prefix and iso timestamp.
|
|---|
| 1303 | """
|
|---|
| 1304 | try:
|
|---|
| 1305 | oNow = datetime.datetime.utcnow();
|
|---|
| 1306 | sTsPrf = '%02u:%02u:%02u.%06u' % (oNow.hour, oNow.minute, oNow.second, oNow.microsecond);
|
|---|
| 1307 | sTsIso = formatIsoTimestamp(oNow);
|
|---|
| 1308 | except:
|
|---|
| 1309 | sTsPrf = sTsIso = 'getTimePrefix-exception';
|
|---|
| 1310 | return (sTsPrf, sTsIso);
|
|---|
| 1311 |
|
|---|
| 1312 | def formatIsoTimestamp(oNow):
|
|---|
| 1313 | """Formats the datetime object as an ISO timestamp."""
|
|---|
| 1314 | assert oNow.tzinfo is None;
|
|---|
| 1315 | sTs = '%s.%09uZ' % (oNow.strftime('%Y-%m-%dT%H:%M:%S'), oNow.microsecond * 1000);
|
|---|
| 1316 | return sTs;
|
|---|
| 1317 |
|
|---|
| 1318 | def getIsoTimestamp():
|
|---|
| 1319 | """Returns the current UTC timestamp as a string."""
|
|---|
| 1320 | return formatIsoTimestamp(datetime.datetime.utcnow());
|
|---|
| 1321 |
|
|---|
| 1322 |
|
|---|
| 1323 | def getLocalHourOfWeek():
|
|---|
| 1324 | """ Local hour of week (0 based). """
|
|---|
| 1325 | oNow = datetime.datetime.now();
|
|---|
| 1326 | return (oNow.isoweekday() - 1) * 24 + oNow.hour;
|
|---|
| 1327 |
|
|---|
| 1328 |
|
|---|
| 1329 | def formatIntervalSeconds(cSeconds):
|
|---|
| 1330 | """ Format a seconds interval into a nice 01h 00m 22s string """
|
|---|
| 1331 | # Two simple special cases.
|
|---|
| 1332 | if cSeconds < 60:
|
|---|
| 1333 | return '%ss' % (cSeconds,);
|
|---|
| 1334 | if cSeconds < 3600:
|
|---|
| 1335 | cMins = cSeconds / 60;
|
|---|
| 1336 | cSecs = cSeconds % 60;
|
|---|
| 1337 | if cSecs == 0:
|
|---|
| 1338 | return '%sm' % (cMins,);
|
|---|
| 1339 | return '%sm %ss' % (cMins, cSecs,);
|
|---|
| 1340 |
|
|---|
| 1341 | # Generic and a bit slower.
|
|---|
| 1342 | cDays = cSeconds / 86400;
|
|---|
| 1343 | cSeconds %= 86400;
|
|---|
| 1344 | cHours = cSeconds / 3600;
|
|---|
| 1345 | cSeconds %= 3600;
|
|---|
| 1346 | cMins = cSeconds / 60;
|
|---|
| 1347 | cSecs = cSeconds % 60;
|
|---|
| 1348 | sRet = '';
|
|---|
| 1349 | if cDays > 0:
|
|---|
| 1350 | sRet = '%sd ' % (cDays,);
|
|---|
| 1351 | if cHours > 0:
|
|---|
| 1352 | sRet += '%sh ' % (cHours,);
|
|---|
| 1353 | if cMins > 0:
|
|---|
| 1354 | sRet += '%sm ' % (cMins,);
|
|---|
| 1355 | if cSecs > 0:
|
|---|
| 1356 | sRet += '%ss ' % (cSecs,);
|
|---|
| 1357 | assert sRet; assert sRet[-1] == ' ';
|
|---|
| 1358 | return sRet[:-1];
|
|---|
| 1359 |
|
|---|
| 1360 | def formatIntervalSeconds2(oSeconds):
|
|---|
| 1361 | """
|
|---|
| 1362 | Flexible input version of formatIntervalSeconds for use in WUI forms where
|
|---|
| 1363 | data is usually already string form.
|
|---|
| 1364 | """
|
|---|
| 1365 | if isinstance(oSeconds, (int, long)):
|
|---|
| 1366 | return formatIntervalSeconds(oSeconds);
|
|---|
| 1367 | if not isString(oSeconds):
|
|---|
| 1368 | try:
|
|---|
| 1369 | lSeconds = long(oSeconds);
|
|---|
| 1370 | except:
|
|---|
| 1371 | pass;
|
|---|
| 1372 | else:
|
|---|
| 1373 | if lSeconds >= 0:
|
|---|
| 1374 | return formatIntervalSeconds2(lSeconds);
|
|---|
| 1375 | return oSeconds;
|
|---|
| 1376 |
|
|---|
| 1377 | def parseIntervalSeconds(sString):
|
|---|
| 1378 | """
|
|---|
| 1379 | Reverse of formatIntervalSeconds.
|
|---|
| 1380 |
|
|---|
| 1381 | Returns (cSeconds, sError), where sError is None on success.
|
|---|
| 1382 | """
|
|---|
| 1383 |
|
|---|
| 1384 | # We might given non-strings, just return them without any fuss.
|
|---|
| 1385 | if not isString(sString):
|
|---|
| 1386 | if isinstance(sString, (int, long)) or sString is None:
|
|---|
| 1387 | return (sString, None);
|
|---|
| 1388 | ## @todo time/date objects?
|
|---|
| 1389 | return (int(sString), None);
|
|---|
| 1390 |
|
|---|
| 1391 | # Strip it and make sure it's not empty.
|
|---|
| 1392 | sString = sString.strip();
|
|---|
| 1393 | if not sString:
|
|---|
| 1394 | return (0, 'Empty interval string.');
|
|---|
| 1395 |
|
|---|
| 1396 | #
|
|---|
| 1397 | # Split up the input into a list of 'valueN, unitN, ...'.
|
|---|
| 1398 | #
|
|---|
| 1399 | # Don't want to spend too much time trying to make re.split do exactly what
|
|---|
| 1400 | # I need here, so please forgive the extra pass I'm making here.
|
|---|
| 1401 | #
|
|---|
| 1402 | asRawParts = re.split(r'\s*([0-9]+)\s*([^0-9,;]*)[\s,;]*', sString);
|
|---|
| 1403 | asParts = [];
|
|---|
| 1404 | for sPart in asRawParts:
|
|---|
| 1405 | sPart = sPart.strip();
|
|---|
| 1406 | if sPart:
|
|---|
| 1407 | asParts.append(sPart);
|
|---|
| 1408 | if not asParts:
|
|---|
| 1409 | return (0, 'Empty interval string or something?');
|
|---|
| 1410 |
|
|---|
| 1411 | #
|
|---|
| 1412 | # Process them one or two at the time.
|
|---|
| 1413 | #
|
|---|
| 1414 | cSeconds = 0;
|
|---|
| 1415 | asErrors = [];
|
|---|
| 1416 | i = 0;
|
|---|
| 1417 | while i < len(asParts):
|
|---|
| 1418 | sNumber = asParts[i];
|
|---|
| 1419 | i += 1;
|
|---|
| 1420 | if sNumber.isdigit():
|
|---|
| 1421 | iNumber = int(sNumber);
|
|---|
| 1422 |
|
|---|
| 1423 | sUnit = 's';
|
|---|
| 1424 | if i < len(asParts) and not asParts[i].isdigit():
|
|---|
| 1425 | sUnit = asParts[i];
|
|---|
| 1426 | i += 1;
|
|---|
| 1427 |
|
|---|
| 1428 | sUnitLower = sUnit.lower();
|
|---|
| 1429 | if sUnitLower in [ 's', 'se', 'sec', 'second', 'seconds' ]:
|
|---|
| 1430 | pass;
|
|---|
| 1431 | elif sUnitLower in [ 'm', 'mi', 'min', 'minute', 'minutes' ]:
|
|---|
| 1432 | iNumber *= 60;
|
|---|
| 1433 | elif sUnitLower in [ 'h', 'ho', 'hou', 'hour', 'hours' ]:
|
|---|
| 1434 | iNumber *= 3600;
|
|---|
| 1435 | elif sUnitLower in [ 'd', 'da', 'day', 'days' ]:
|
|---|
| 1436 | iNumber *= 86400;
|
|---|
| 1437 | elif sUnitLower in [ 'w', 'week', 'weeks' ]:
|
|---|
| 1438 | iNumber *= 7 * 86400;
|
|---|
| 1439 | else:
|
|---|
| 1440 | asErrors.append('Unknown unit "%s".' % (sUnit,));
|
|---|
| 1441 | cSeconds += iNumber;
|
|---|
| 1442 | else:
|
|---|
| 1443 | asErrors.append('Bad number "%s".' % (sNumber,));
|
|---|
| 1444 | return (cSeconds, None if not asErrors else ' '.join(asErrors));
|
|---|
| 1445 |
|
|---|
| 1446 | def formatIntervalHours(cHours):
|
|---|
| 1447 | """ Format a hours interval into a nice 1w 2d 1h string. """
|
|---|
| 1448 | # Simple special cases.
|
|---|
| 1449 | if cHours < 24:
|
|---|
| 1450 | return '%sh' % (cHours,);
|
|---|
| 1451 |
|
|---|
| 1452 | # Generic and a bit slower.
|
|---|
| 1453 | cWeeks = cHours / (7 * 24);
|
|---|
| 1454 | cHours %= 7 * 24;
|
|---|
| 1455 | cDays = cHours / 24;
|
|---|
| 1456 | cHours %= 24;
|
|---|
| 1457 | sRet = '';
|
|---|
| 1458 | if cWeeks > 0:
|
|---|
| 1459 | sRet = '%sw ' % (cWeeks,);
|
|---|
| 1460 | if cDays > 0:
|
|---|
| 1461 | sRet = '%sd ' % (cDays,);
|
|---|
| 1462 | if cHours > 0:
|
|---|
| 1463 | sRet += '%sh ' % (cHours,);
|
|---|
| 1464 | assert sRet; assert sRet[-1] == ' ';
|
|---|
| 1465 | return sRet[:-1];
|
|---|
| 1466 |
|
|---|
| 1467 | def parseIntervalHours(sString):
|
|---|
| 1468 | """
|
|---|
| 1469 | Reverse of formatIntervalHours.
|
|---|
| 1470 |
|
|---|
| 1471 | Returns (cHours, sError), where sError is None on success.
|
|---|
| 1472 | """
|
|---|
| 1473 |
|
|---|
| 1474 | # We might given non-strings, just return them without any fuss.
|
|---|
| 1475 | if not isString(sString):
|
|---|
| 1476 | if isinstance(sString, (int, long)) or sString is None:
|
|---|
| 1477 | return (sString, None);
|
|---|
| 1478 | ## @todo time/date objects?
|
|---|
| 1479 | return (int(sString), None);
|
|---|
| 1480 |
|
|---|
| 1481 | # Strip it and make sure it's not empty.
|
|---|
| 1482 | sString = sString.strip();
|
|---|
| 1483 | if not sString:
|
|---|
| 1484 | return (0, 'Empty interval string.');
|
|---|
| 1485 |
|
|---|
| 1486 | #
|
|---|
| 1487 | # Split up the input into a list of 'valueN, unitN, ...'.
|
|---|
| 1488 | #
|
|---|
| 1489 | # Don't want to spend too much time trying to make re.split do exactly what
|
|---|
| 1490 | # I need here, so please forgive the extra pass I'm making here.
|
|---|
| 1491 | #
|
|---|
| 1492 | asRawParts = re.split(r'\s*([0-9]+)\s*([^0-9,;]*)[\s,;]*', sString);
|
|---|
| 1493 | asParts = [];
|
|---|
| 1494 | for sPart in asRawParts:
|
|---|
| 1495 | sPart = sPart.strip();
|
|---|
| 1496 | if sPart:
|
|---|
| 1497 | asParts.append(sPart);
|
|---|
| 1498 | if not asParts:
|
|---|
| 1499 | return (0, 'Empty interval string or something?');
|
|---|
| 1500 |
|
|---|
| 1501 | #
|
|---|
| 1502 | # Process them one or two at the time.
|
|---|
| 1503 | #
|
|---|
| 1504 | cHours = 0;
|
|---|
| 1505 | asErrors = [];
|
|---|
| 1506 | i = 0;
|
|---|
| 1507 | while i < len(asParts):
|
|---|
| 1508 | sNumber = asParts[i];
|
|---|
| 1509 | i += 1;
|
|---|
| 1510 | if sNumber.isdigit():
|
|---|
| 1511 | iNumber = int(sNumber);
|
|---|
| 1512 |
|
|---|
| 1513 | sUnit = 'h';
|
|---|
| 1514 | if i < len(asParts) and not asParts[i].isdigit():
|
|---|
| 1515 | sUnit = asParts[i];
|
|---|
| 1516 | i += 1;
|
|---|
| 1517 |
|
|---|
| 1518 | sUnitLower = sUnit.lower();
|
|---|
| 1519 | if sUnitLower in [ 'h', 'ho', 'hou', 'hour', 'hours' ]:
|
|---|
| 1520 | pass;
|
|---|
| 1521 | elif sUnitLower in [ 'd', 'da', 'day', 'days' ]:
|
|---|
| 1522 | iNumber *= 24;
|
|---|
| 1523 | elif sUnitLower in [ 'w', 'week', 'weeks' ]:
|
|---|
| 1524 | iNumber *= 7 * 24;
|
|---|
| 1525 | else:
|
|---|
| 1526 | asErrors.append('Unknown unit "%s".' % (sUnit,));
|
|---|
| 1527 | cHours += iNumber;
|
|---|
| 1528 | else:
|
|---|
| 1529 | asErrors.append('Bad number "%s".' % (sNumber,));
|
|---|
| 1530 | return (cHours, None if not asErrors else ' '.join(asErrors));
|
|---|
| 1531 |
|
|---|
| 1532 |
|
|---|
| 1533 | #
|
|---|
| 1534 | # Introspection.
|
|---|
| 1535 | #
|
|---|
| 1536 |
|
|---|
| 1537 | def getCallerName(oFrame=None, iFrame=2):
|
|---|
| 1538 | """
|
|---|
| 1539 | Returns the name of the caller's caller.
|
|---|
| 1540 | """
|
|---|
| 1541 | if oFrame is None:
|
|---|
| 1542 | try:
|
|---|
| 1543 | raise Exception();
|
|---|
| 1544 | except:
|
|---|
| 1545 | oFrame = sys.exc_info()[2].tb_frame.f_back;
|
|---|
| 1546 | while iFrame > 1:
|
|---|
| 1547 | if oFrame is not None:
|
|---|
| 1548 | oFrame = oFrame.f_back;
|
|---|
| 1549 | iFrame = iFrame - 1;
|
|---|
| 1550 | if oFrame is not None:
|
|---|
| 1551 | sName = '%s:%u' % (oFrame.f_code.co_name, oFrame.f_lineno);
|
|---|
| 1552 | return sName;
|
|---|
| 1553 | return "unknown";
|
|---|
| 1554 |
|
|---|
| 1555 |
|
|---|
| 1556 | def getXcptInfo(cFrames = 1):
|
|---|
| 1557 | """
|
|---|
| 1558 | Gets text detailing the exception. (Good for logging.)
|
|---|
| 1559 | Returns list of info strings.
|
|---|
| 1560 | """
|
|---|
| 1561 |
|
|---|
| 1562 | #
|
|---|
| 1563 | # Try get exception info.
|
|---|
| 1564 | #
|
|---|
| 1565 | try:
|
|---|
| 1566 | oType, oValue, oTraceback = sys.exc_info();
|
|---|
| 1567 | except:
|
|---|
| 1568 | oType = oValue = oTraceback = None;
|
|---|
| 1569 | if oType is not None:
|
|---|
| 1570 |
|
|---|
| 1571 | #
|
|---|
| 1572 | # Try format the info
|
|---|
| 1573 | #
|
|---|
| 1574 | asRet = [];
|
|---|
| 1575 | try:
|
|---|
| 1576 | try:
|
|---|
| 1577 | asRet = asRet + traceback.format_exception_only(oType, oValue);
|
|---|
| 1578 | asTraceBack = traceback.format_tb(oTraceback);
|
|---|
| 1579 | if cFrames is not None and cFrames <= 1:
|
|---|
| 1580 | asRet.append(asTraceBack[-1]);
|
|---|
| 1581 | else:
|
|---|
| 1582 | asRet.append('Traceback:')
|
|---|
| 1583 | for iFrame in range(min(cFrames, len(asTraceBack))):
|
|---|
| 1584 | asRet.append(asTraceBack[-iFrame - 1]);
|
|---|
| 1585 | asRet.append('Stack:')
|
|---|
| 1586 | asRet = asRet + traceback.format_stack(oTraceback.tb_frame.f_back, cFrames);
|
|---|
| 1587 | except:
|
|---|
| 1588 | asRet.append('internal-error: Hit exception #2! %s' % (traceback.format_exc(),));
|
|---|
| 1589 |
|
|---|
| 1590 | if not asRet:
|
|---|
| 1591 | asRet.append('No exception info...');
|
|---|
| 1592 | except:
|
|---|
| 1593 | asRet.append('internal-error: Hit exception! %s' % (traceback.format_exc(),));
|
|---|
| 1594 | else:
|
|---|
| 1595 | asRet = ['Couldn\'t find exception traceback.'];
|
|---|
| 1596 | return asRet;
|
|---|
| 1597 |
|
|---|
| 1598 |
|
|---|
| 1599 | #
|
|---|
| 1600 | # TestSuite stuff.
|
|---|
| 1601 | #
|
|---|
| 1602 |
|
|---|
| 1603 | def isRunningFromCheckout(cScriptDepth = 1):
|
|---|
| 1604 | """
|
|---|
| 1605 | Checks if we're running from the SVN checkout or not.
|
|---|
| 1606 | """
|
|---|
| 1607 |
|
|---|
| 1608 | try:
|
|---|
| 1609 | sFile = __file__;
|
|---|
| 1610 | cScriptDepth = 1;
|
|---|
| 1611 | except:
|
|---|
| 1612 | sFile = sys.argv[0];
|
|---|
| 1613 |
|
|---|
| 1614 | sDir = os.path.abspath(sFile);
|
|---|
| 1615 | while cScriptDepth >= 0:
|
|---|
| 1616 | sDir = os.path.dirname(sDir);
|
|---|
| 1617 | if os.path.exists(os.path.join(sDir, 'Makefile.kmk')) \
|
|---|
| 1618 | or os.path.exists(os.path.join(sDir, 'Makefile.kup')):
|
|---|
| 1619 | return True;
|
|---|
| 1620 | cScriptDepth -= 1;
|
|---|
| 1621 |
|
|---|
| 1622 | return False;
|
|---|
| 1623 |
|
|---|
| 1624 |
|
|---|
| 1625 | #
|
|---|
| 1626 | # Bourne shell argument fun.
|
|---|
| 1627 | #
|
|---|
| 1628 |
|
|---|
| 1629 |
|
|---|
| 1630 | def argsSplit(sCmdLine):
|
|---|
| 1631 | """
|
|---|
| 1632 | Given a bourne shell command line invocation, split it up into arguments
|
|---|
| 1633 | assuming IFS is space.
|
|---|
| 1634 | Returns None on syntax error.
|
|---|
| 1635 | """
|
|---|
| 1636 | ## @todo bourne shell argument parsing!
|
|---|
| 1637 | return sCmdLine.split(' ');
|
|---|
| 1638 |
|
|---|
| 1639 | def argsGetFirst(sCmdLine):
|
|---|
| 1640 | """
|
|---|
| 1641 | Given a bourne shell command line invocation, get return the first argument
|
|---|
| 1642 | assuming IFS is space.
|
|---|
| 1643 | Returns None on invalid syntax, otherwise the parsed and unescaped argv[0] string.
|
|---|
| 1644 | """
|
|---|
| 1645 | asArgs = argsSplit(sCmdLine);
|
|---|
| 1646 | if not asArgs:
|
|---|
| 1647 | return None;
|
|---|
| 1648 |
|
|---|
| 1649 | return asArgs[0];
|
|---|
| 1650 |
|
|---|
| 1651 | #
|
|---|
| 1652 | # String helpers.
|
|---|
| 1653 | #
|
|---|
| 1654 |
|
|---|
| 1655 | def stricmp(sFirst, sSecond):
|
|---|
| 1656 | """
|
|---|
| 1657 | Compares to strings in an case insensitive fashion.
|
|---|
| 1658 |
|
|---|
| 1659 | Python doesn't seem to have any way of doing the correctly, so this is just
|
|---|
| 1660 | an approximation using lower.
|
|---|
| 1661 | """
|
|---|
| 1662 | if sFirst == sSecond:
|
|---|
| 1663 | return 0;
|
|---|
| 1664 | sLower1 = sFirst.lower();
|
|---|
| 1665 | sLower2 = sSecond.lower();
|
|---|
| 1666 | if sLower1 == sLower2:
|
|---|
| 1667 | return 0;
|
|---|
| 1668 | if sLower1 < sLower2:
|
|---|
| 1669 | return -1;
|
|---|
| 1670 | return 1;
|
|---|
| 1671 |
|
|---|
| 1672 |
|
|---|
| 1673 | #
|
|---|
| 1674 | # Misc.
|
|---|
| 1675 | #
|
|---|
| 1676 |
|
|---|
| 1677 | def versionCompare(sVer1, sVer2):
|
|---|
| 1678 | """
|
|---|
| 1679 | Compares to version strings in a fashion similar to RTStrVersionCompare.
|
|---|
| 1680 | """
|
|---|
| 1681 |
|
|---|
| 1682 | ## @todo implement me!!
|
|---|
| 1683 |
|
|---|
| 1684 | if sVer1 == sVer2:
|
|---|
| 1685 | return 0;
|
|---|
| 1686 | if sVer1 < sVer2:
|
|---|
| 1687 | return -1;
|
|---|
| 1688 | return 1;
|
|---|
| 1689 |
|
|---|
| 1690 |
|
|---|
| 1691 | def formatNumber(lNum, sThousandSep = ' '):
|
|---|
| 1692 | """
|
|---|
| 1693 | Formats a decimal number with pretty separators.
|
|---|
| 1694 | """
|
|---|
| 1695 | sNum = str(lNum);
|
|---|
| 1696 | sRet = sNum[-3:];
|
|---|
| 1697 | off = len(sNum) - 3;
|
|---|
| 1698 | while off > 0:
|
|---|
| 1699 | off -= 3;
|
|---|
| 1700 | sRet = sNum[(off if off >= 0 else 0):(off + 3)] + sThousandSep + sRet;
|
|---|
| 1701 | return sRet;
|
|---|
| 1702 |
|
|---|
| 1703 |
|
|---|
| 1704 | def formatNumberNbsp(lNum):
|
|---|
| 1705 | """
|
|---|
| 1706 | Formats a decimal number with pretty separators.
|
|---|
| 1707 | """
|
|---|
| 1708 | sRet = formatNumber(lNum);
|
|---|
| 1709 | return unicode(sRet).replace(' ', u'\u00a0');
|
|---|
| 1710 |
|
|---|
| 1711 |
|
|---|
| 1712 | def isString(oString):
|
|---|
| 1713 | """
|
|---|
| 1714 | Checks if the object is a string object, hiding difference between python 2 and 3.
|
|---|
| 1715 |
|
|---|
| 1716 | Returns True if it's a string of some kind.
|
|---|
| 1717 | Returns False if not.
|
|---|
| 1718 | """
|
|---|
| 1719 | if sys.version_info[0] >= 3:
|
|---|
| 1720 | return isinstance(oString, str);
|
|---|
| 1721 | return isinstance(oString, basestring);
|
|---|
| 1722 |
|
|---|
| 1723 |
|
|---|
| 1724 | def hasNonAsciiCharacters(sText):
|
|---|
| 1725 | """
|
|---|
| 1726 | Returns True is specified string has non-ASCII characters, False if ASCII only.
|
|---|
| 1727 | """
|
|---|
| 1728 | sTmp = unicode(sText, errors='ignore') if isinstance(sText, str) else sText;
|
|---|
| 1729 | return not all(ord(ch) < 128 for ch in sTmp);
|
|---|
| 1730 |
|
|---|
| 1731 |
|
|---|
| 1732 | def chmodPlusX(sFile):
|
|---|
| 1733 | """
|
|---|
| 1734 | Makes the specified file or directory executable.
|
|---|
| 1735 | Returns success indicator, no exceptions.
|
|---|
| 1736 |
|
|---|
| 1737 | Note! Symbolic links are followed and the target will be changed.
|
|---|
| 1738 | """
|
|---|
| 1739 | try:
|
|---|
| 1740 | oStat = os.stat(sFile);
|
|---|
| 1741 | except:
|
|---|
| 1742 | return False;
|
|---|
| 1743 | try:
|
|---|
| 1744 | os.chmod(sFile, oStat.st_mode | stat.S_IXUSR | stat.S_IXGRP | stat.S_IXOTH);
|
|---|
| 1745 | except:
|
|---|
| 1746 | return False;
|
|---|
| 1747 | return True;
|
|---|
| 1748 |
|
|---|
| 1749 |
|
|---|
| 1750 | def unpackZipFile(sArchive, sDstDir, fnLog, fnError = None, fnFilter = None):
|
|---|
| 1751 | # type: (string, string, (string) -> None, (string) -> None, (string) -> bool) -> list[string]
|
|---|
| 1752 | """
|
|---|
| 1753 | Worker for unpackFile that deals with ZIP files, same function signature.
|
|---|
| 1754 | """
|
|---|
| 1755 | import zipfile
|
|---|
| 1756 | if fnError is None:
|
|---|
| 1757 | fnError = fnLog;
|
|---|
| 1758 |
|
|---|
| 1759 | fnLog('Unzipping "%s" to "%s"...' % (sArchive, sDstDir));
|
|---|
| 1760 |
|
|---|
| 1761 | # Open it.
|
|---|
| 1762 | try: oZipFile = zipfile.ZipFile(sArchive, 'r')
|
|---|
| 1763 | except Exception as oXcpt:
|
|---|
| 1764 | fnError('Error opening "%s" for unpacking into "%s": %s' % (sArchive, sDstDir, oXcpt,));
|
|---|
| 1765 | return None;
|
|---|
| 1766 |
|
|---|
| 1767 | # Extract all members.
|
|---|
| 1768 | asMembers = [];
|
|---|
| 1769 | try:
|
|---|
| 1770 | for sMember in oZipFile.namelist():
|
|---|
| 1771 | if fnFilter is None or fnFilter(sMember) is not False:
|
|---|
| 1772 | if sMember.endswith('/'):
|
|---|
| 1773 | os.makedirs(os.path.join(sDstDir, sMember.replace('/', os.path.sep)), 0x1fd); # octal: 0775 (python 3/2)
|
|---|
| 1774 | else:
|
|---|
| 1775 | oZipFile.extract(sMember, sDstDir);
|
|---|
| 1776 | asMembers.append(os.path.join(sDstDir, sMember.replace('/', os.path.sep)));
|
|---|
| 1777 | except Exception as oXcpt:
|
|---|
| 1778 | fnError('Error unpacking "%s" into "%s": %s' % (sArchive, sDstDir, oXcpt));
|
|---|
| 1779 | asMembers = None;
|
|---|
| 1780 |
|
|---|
| 1781 | # close it.
|
|---|
| 1782 | try: oZipFile.close();
|
|---|
| 1783 | except Exception as oXcpt:
|
|---|
| 1784 | fnError('Error closing "%s" after unpacking into "%s": %s' % (sArchive, sDstDir, oXcpt));
|
|---|
| 1785 | asMembers = None;
|
|---|
| 1786 |
|
|---|
| 1787 | return asMembers;
|
|---|
| 1788 |
|
|---|
| 1789 |
|
|---|
| 1790 | ## Set if we've replaced tarfile.copyfileobj with __mytarfilecopyfileobj already.
|
|---|
| 1791 | g_fTarCopyFileObjOverriddend = False;
|
|---|
| 1792 |
|
|---|
| 1793 | def __mytarfilecopyfileobj(src, dst, length = None, exception = OSError):
|
|---|
| 1794 | """ tarfile.copyfileobj with different buffer size (16384 is slow on windows). """
|
|---|
| 1795 | if length is None:
|
|---|
| 1796 | __myshutilcopyfileobj(src, dst, g_cbGoodBufferSize);
|
|---|
| 1797 | elif length > 0:
|
|---|
| 1798 | cFull, cbRemainder = divmod(length, g_cbGoodBufferSize);
|
|---|
| 1799 | for _ in xrange(cFull):
|
|---|
| 1800 | abBuffer = src.read(g_cbGoodBufferSize);
|
|---|
| 1801 | dst.write(abBuffer);
|
|---|
| 1802 | if len(abBuffer) != g_cbGoodBufferSize:
|
|---|
| 1803 | raise exception('unexpected end of source file');
|
|---|
| 1804 | if cbRemainder > 0:
|
|---|
| 1805 | abBuffer = src.read(cbRemainder);
|
|---|
| 1806 | dst.write(abBuffer);
|
|---|
| 1807 | if len(abBuffer) != cbRemainder:
|
|---|
| 1808 | raise exception('unexpected end of source file');
|
|---|
| 1809 |
|
|---|
| 1810 |
|
|---|
| 1811 | def unpackTarFile(sArchive, sDstDir, fnLog, fnError = None, fnFilter = None):
|
|---|
| 1812 | # type: (string, string, (string) -> None, (string) -> None, (string) -> bool) -> list[string]
|
|---|
| 1813 | """
|
|---|
| 1814 | Worker for unpackFile that deals with tarballs, same function signature.
|
|---|
| 1815 | """
|
|---|
| 1816 | import shutil;
|
|---|
| 1817 | import tarfile;
|
|---|
| 1818 | if fnError is None:
|
|---|
| 1819 | fnError = fnLog;
|
|---|
| 1820 |
|
|---|
| 1821 | fnLog('Untarring "%s" to "%s"...' % (sArchive, sDstDir));
|
|---|
| 1822 |
|
|---|
| 1823 | #
|
|---|
| 1824 | # Default buffer sizes of 16384 bytes is causing too many syscalls on Windows.
|
|---|
| 1825 | # 60%+ speedup for python 2.7 and 50%+ speedup for python 3.5, both on windows with PDBs.
|
|---|
| 1826 | # 20%+ speedup for python 2.7 and 15%+ speedup for python 3.5, both on windows skipping PDBs.
|
|---|
| 1827 | #
|
|---|
| 1828 | if True is True:
|
|---|
| 1829 | __installShUtilHacks(shutil);
|
|---|
| 1830 | global g_fTarCopyFileObjOverriddend;
|
|---|
| 1831 | if g_fTarCopyFileObjOverriddend is False:
|
|---|
| 1832 | g_fTarCopyFileObjOverriddend = True;
|
|---|
| 1833 | tarfile.copyfileobj = __mytarfilecopyfileobj;
|
|---|
| 1834 |
|
|---|
| 1835 | #
|
|---|
| 1836 | # Open it.
|
|---|
| 1837 | #
|
|---|
| 1838 | # Note! We not using 'r:*' because we cannot allow seeking compressed files!
|
|---|
| 1839 | # That's how we got a 13 min unpack time for VBoxAll on windows (hardlinked pdb).
|
|---|
| 1840 | #
|
|---|
| 1841 | try: oTarFile = tarfile.open(sArchive, 'r|*', bufsize = g_cbGoodBufferSize);
|
|---|
| 1842 | except Exception as oXcpt:
|
|---|
| 1843 | fnError('Error opening "%s" for unpacking into "%s": %s' % (sArchive, sDstDir, oXcpt,));
|
|---|
| 1844 | return None;
|
|---|
| 1845 |
|
|---|
| 1846 | # Extract all members.
|
|---|
| 1847 | asMembers = [];
|
|---|
| 1848 | try:
|
|---|
| 1849 | for oTarInfo in oTarFile:
|
|---|
| 1850 | try:
|
|---|
| 1851 | if fnFilter is None or fnFilter(oTarInfo.name) is not False:
|
|---|
| 1852 | if oTarInfo.islnk():
|
|---|
| 1853 | # Links are trouble, especially on Windows. We must avoid the falling that will end up seeking
|
|---|
| 1854 | # in the compressed tar stream. So, fall back on shutil.copy2 instead.
|
|---|
| 1855 | sLinkFile = os.path.join(sDstDir, oTarInfo.name.rstrip('/').replace('/', os.path.sep));
|
|---|
| 1856 | sLinkTarget = os.path.join(sDstDir, oTarInfo.linkname.rstrip('/').replace('/', os.path.sep));
|
|---|
| 1857 | sParentDir = os.path.dirname(sLinkFile);
|
|---|
| 1858 | try: os.unlink(sLinkFile);
|
|---|
| 1859 | except: pass;
|
|---|
| 1860 | if sParentDir and not os.path.exists(sParentDir):
|
|---|
| 1861 | os.makedirs(sParentDir);
|
|---|
| 1862 | try: os.link(sLinkTarget, sLinkFile);
|
|---|
| 1863 | except: shutil.copy2(sLinkTarget, sLinkFile);
|
|---|
| 1864 | else:
|
|---|
| 1865 | if oTarInfo.isdir():
|
|---|
| 1866 | # Just make sure the user (we) got full access to dirs. Don't bother getting it 100% right.
|
|---|
| 1867 | oTarInfo.mode |= 0x1c0; # (octal: 0700)
|
|---|
| 1868 | oTarFile.extract(oTarInfo, sDstDir);
|
|---|
| 1869 | asMembers.append(os.path.join(sDstDir, oTarInfo.name.replace('/', os.path.sep)));
|
|---|
| 1870 | except Exception as oXcpt:
|
|---|
| 1871 | fnError('Error unpacking "%s" member "%s" into "%s": %s' % (sArchive, oTarInfo.name, sDstDir, oXcpt));
|
|---|
| 1872 | for sAttr in [ 'name', 'linkname', 'type', 'mode', 'size', 'mtime', 'uid', 'uname', 'gid', 'gname' ]:
|
|---|
| 1873 | fnError('Info: %8s=%s' % (sAttr, getattr(oTarInfo, sAttr),));
|
|---|
| 1874 | for sFn in [ 'isdir', 'isfile', 'islnk', 'issym' ]:
|
|---|
| 1875 | fnError('Info: %8s=%s' % (sFn, getattr(oTarInfo, sFn)(),));
|
|---|
| 1876 | asMembers = None;
|
|---|
| 1877 | break;
|
|---|
| 1878 | except Exception as oXcpt:
|
|---|
| 1879 | fnError('Error unpacking "%s" into "%s": %s' % (sArchive, sDstDir, oXcpt));
|
|---|
| 1880 | asMembers = None;
|
|---|
| 1881 |
|
|---|
| 1882 | #
|
|---|
| 1883 | # Finally, close it.
|
|---|
| 1884 | #
|
|---|
| 1885 | try: oTarFile.close();
|
|---|
| 1886 | except Exception as oXcpt:
|
|---|
| 1887 | fnError('Error closing "%s" after unpacking into "%s": %s' % (sArchive, sDstDir, oXcpt));
|
|---|
| 1888 | asMembers = None;
|
|---|
| 1889 |
|
|---|
| 1890 | return asMembers;
|
|---|
| 1891 |
|
|---|
| 1892 |
|
|---|
| 1893 | def unpackFile(sArchive, sDstDir, fnLog, fnError = None, fnFilter = None):
|
|---|
| 1894 | # type: (string, string, (string) -> None, (string) -> None, (string) -> bool) -> list[string]
|
|---|
| 1895 | """
|
|---|
| 1896 | Unpacks the given file if it has a know archive extension, otherwise do
|
|---|
| 1897 | nothing.
|
|---|
| 1898 |
|
|---|
| 1899 | fnLog & fnError both take a string parameter.
|
|---|
| 1900 |
|
|---|
| 1901 | fnFilter takes a member name (string) and returns True if it's included
|
|---|
| 1902 | and False if excluded.
|
|---|
| 1903 |
|
|---|
| 1904 | Returns list of the extracted files (full path) on success.
|
|---|
| 1905 | Returns empty list if not a supported archive format.
|
|---|
| 1906 | Returns None on failure. Raises no exceptions.
|
|---|
| 1907 | """
|
|---|
| 1908 | sBaseNameLower = os.path.basename(sArchive).lower();
|
|---|
| 1909 |
|
|---|
| 1910 | #
|
|---|
| 1911 | # Zip file?
|
|---|
| 1912 | #
|
|---|
| 1913 | if sBaseNameLower.endswith('.zip'):
|
|---|
| 1914 | return unpackZipFile(sArchive, sDstDir, fnLog, fnError, fnFilter);
|
|---|
| 1915 |
|
|---|
| 1916 | #
|
|---|
| 1917 | # Tarball?
|
|---|
| 1918 | #
|
|---|
| 1919 | if sBaseNameLower.endswith('.tar') \
|
|---|
| 1920 | or sBaseNameLower.endswith('.tar.gz') \
|
|---|
| 1921 | or sBaseNameLower.endswith('.tgz') \
|
|---|
| 1922 | or sBaseNameLower.endswith('.tar.bz2'):
|
|---|
| 1923 | return unpackTarFile(sArchive, sDstDir, fnLog, fnError, fnFilter);
|
|---|
| 1924 |
|
|---|
| 1925 | #
|
|---|
| 1926 | # Cannot classify it from the name, so just return that to the caller.
|
|---|
| 1927 | #
|
|---|
| 1928 | fnLog('Not unpacking "%s".' % (sArchive,));
|
|---|
| 1929 | return [];
|
|---|
| 1930 |
|
|---|
| 1931 |
|
|---|
| 1932 | def getDiskUsage(sPath):
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| 1933 | """
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| 1934 | Get free space of a partition that corresponds to specified sPath in MB.
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| 1935 |
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| 1936 | Returns partition free space value in MB.
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| 1937 | """
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| 1938 | if platform.system() == 'Windows':
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| 1939 | oCTypeFreeSpace = ctypes.c_ulonglong(0);
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| 1940 | ctypes.windll.kernel32.GetDiskFreeSpaceExW(ctypes.c_wchar_p(sPath), None, None,
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| 1941 | ctypes.pointer(oCTypeFreeSpace));
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| 1942 | cbFreeSpace = oCTypeFreeSpace.value;
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| 1943 | else:
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| 1944 | oStats = os.statvfs(sPath); # pylint: disable=E1101
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| 1945 | cbFreeSpace = long(oStats.f_frsize) * oStats.f_bfree;
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| 1946 |
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| 1947 | # Convert to MB
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| 1948 | cMbFreeSpace = long(cbFreeSpace) / (1024 * 1024);
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| 1949 |
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| 1950 | return cMbFreeSpace;
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| 1951 |
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| 1952 |
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| 1953 | #
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| 1954 | # Unit testing.
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| 1955 | #
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| 1956 |
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| 1957 | # pylint: disable=C0111
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| 1958 | class BuildCategoryDataTestCase(unittest.TestCase):
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| 1959 | def testIntervalSeconds(self):
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| 1960 | self.assertEqual(parseIntervalSeconds(formatIntervalSeconds(3600)), (3600, None));
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| 1961 | self.assertEqual(parseIntervalSeconds(formatIntervalSeconds(1209438593)), (1209438593, None));
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| 1962 | self.assertEqual(parseIntervalSeconds('123'), (123, None));
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| 1963 | self.assertEqual(parseIntervalSeconds(123), (123, None));
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| 1964 | self.assertEqual(parseIntervalSeconds(99999999999), (99999999999, None));
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| 1965 | self.assertEqual(parseIntervalSeconds(''), (0, 'Empty interval string.'));
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| 1966 | self.assertEqual(parseIntervalSeconds('1X2'), (3, 'Unknown unit "X".'));
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| 1967 | self.assertEqual(parseIntervalSeconds('1 Y3'), (4, 'Unknown unit "Y".'));
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| 1968 | self.assertEqual(parseIntervalSeconds('1 Z 4'), (5, 'Unknown unit "Z".'));
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| 1969 | self.assertEqual(parseIntervalSeconds('1 hour 2m 5second'), (3725, None));
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| 1970 | self.assertEqual(parseIntervalSeconds('1 hour,2m ; 5second'), (3725, None));
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| 1971 |
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| 1972 | def testHasNonAsciiChars(self):
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| 1973 | self.assertEqual(hasNonAsciiCharacters(''), False);
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| 1974 | self.assertEqual(hasNonAsciiCharacters('asdfgebASDFKJ@#$)(!@#UNASDFKHB*&$%&)@#(!)@(#!(#$&*#$&%*Y@#$IQWN---00;'), False);
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| 1975 | self.assertEqual(hasNonAsciiCharacters(u'12039889y!@#$%^&*()0-0asjdkfhoiuyweasdfASDFnvV'), False);
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| 1976 | self.assertEqual(hasNonAsciiCharacters(u'\u0079'), False);
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| 1977 | self.assertEqual(hasNonAsciiCharacters(u'\u0080'), True);
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| 1978 | self.assertEqual(hasNonAsciiCharacters(u'\u0081 \u0100'), True);
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| 1979 |
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| 1980 | if __name__ == '__main__':
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| 1981 | unittest.main();
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| 1982 | # not reached.
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| 1983 |
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