| 1 | # -*- coding: utf-8 -*-
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| 2 | # $Id: winbase.py 82968 2020-02-04 10:35:17Z vboxsync $
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| 3 |
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| 4 | """
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| 5 | This module is here to externalize some Windows specifics that gives pychecker
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| 6 | a hard time when running on non-Windows systems.
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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) 2010-2020 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: 82968 $"
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| 31 |
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| 32 |
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| 33 | # Standard Python imports.
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| 34 | import ctypes;
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| 35 | import os;
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| 36 | import sys;
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| 37 |
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| 38 | # Windows specific imports.
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| 39 | import pywintypes; # pylint: disable=import-error
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| 40 | import winerror; # pylint: disable=import-error
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| 41 | import win32con; # pylint: disable=import-error
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| 42 | import win32api; # pylint: disable=import-error
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| 43 | import win32console; # pylint: disable=import-error
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| 44 | import win32event; # pylint: disable=import-error
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| 45 | import win32process; # pylint: disable=import-error
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| 46 |
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| 47 | # Validation Kit imports.
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| 48 | from testdriver import reporter;
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| 49 |
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| 50 | # Python 3 hacks:
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| 51 | if sys.version_info[0] >= 3:
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| 52 | long = int; # pylint: disable=redefined-builtin,invalid-name
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| 53 |
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| 54 |
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| 55 | #
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| 56 | # Windows specific implementation of base functions.
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| 57 | #
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| 58 |
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| 59 | def processInterrupt(uPid):
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| 60 | """
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| 61 | The Windows version of base.processInterrupt
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| 62 |
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| 63 | Note! This doesn't work terribly well with a lot of processes.
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| 64 | """
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| 65 | try:
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| 66 | # pylint: disable=no-member
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| 67 | win32console.GenerateConsoleCtrlEvent(win32con.CTRL_BREAK_EVENT, uPid); # pylint: disable=c-extension-no-member
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| 68 | #GenerateConsoleCtrlEvent = ctypes.windll.kernel32.GenerateConsoleCtrlEvent
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| 69 | #rc = GenerateConsoleCtrlEvent(1, uPid);
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| 70 | #reporter.log('GenerateConsoleCtrlEvent -> %s' % (rc,));
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| 71 | fRc = True;
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| 72 | except:
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| 73 | reporter.logXcpt('uPid=%s' % (uPid,));
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| 74 | fRc = False;
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| 75 | return fRc;
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| 76 |
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| 77 | def postThreadMesssageClose(uTid):
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| 78 | """ Posts a WM_CLOSE message to the specified thread."""
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| 79 | fRc = False;
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| 80 | try:
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| 81 | win32api.PostThreadMessage(uTid, win32con.WM_CLOSE, 0, 0); # pylint: disable=no-member,c-extension-no-member
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| 82 | fRc = True;
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| 83 | except:
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| 84 | reporter.logXcpt('uTid=%s' % (uTid,));
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| 85 | return fRc;
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| 86 |
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| 87 | def postThreadMesssageQuit(uTid):
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| 88 | """ Posts a WM_QUIT message to the specified thread."""
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| 89 | fRc = False;
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| 90 | try:
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| 91 | win32api.PostThreadMessage(uTid, win32con.WM_QUIT, # pylint: disable=no-member,c-extension-no-member
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| 92 | 0x40010004, 0); # DBG_TERMINATE_PROCESS
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| 93 | fRc = True;
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| 94 | except:
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| 95 | reporter.logXcpt('uTid=%s' % (uTid,));
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| 96 | return fRc;
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| 97 |
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| 98 | def processTerminate(uPid):
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| 99 | """ The Windows version of base.processTerminate """
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| 100 | # pylint: disable=no-member
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| 101 | fRc = False;
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| 102 | try:
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| 103 | hProcess = win32api.OpenProcess(win32con.PROCESS_TERMINATE, # pylint: disable=no-member,c-extension-no-member
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| 104 | False, uPid);
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| 105 | except:
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| 106 | reporter.logXcpt('uPid=%s' % (uPid,));
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| 107 | else:
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| 108 | try:
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| 109 | win32process.TerminateProcess(hProcess, # pylint: disable=no-member,c-extension-no-member
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| 110 | 0x40010004); # DBG_TERMINATE_PROCESS
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| 111 | fRc = True;
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| 112 | except:
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| 113 | reporter.logXcpt('uPid=%s' % (uPid,));
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| 114 | hProcess.Close(); #win32api.CloseHandle(hProcess)
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| 115 | return fRc;
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| 116 |
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| 117 | def processKill(uPid):
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| 118 | """ The Windows version of base.processKill """
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| 119 | return processTerminate(uPid);
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| 120 |
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| 121 | def processExists(uPid):
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| 122 | """ The Windows version of base.processExists """
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| 123 | # We try open the process for waiting since this is generally only forbidden in a very few cases.
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| 124 | try:
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| 125 | hProcess = win32api.OpenProcess(win32con.SYNCHRONIZE, False, uPid); # pylint: disable=no-member,c-extension-no-member
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| 126 | except pywintypes.error as oXcpt: # pylint: disable=no-member
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| 127 | if oXcpt.winerror == winerror.ERROR_INVALID_PARAMETER:
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| 128 | return False;
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| 129 | if oXcpt.winerror != winerror.ERROR_ACCESS_DENIED:
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| 130 | reporter.logXcpt('uPid=%s oXcpt=%s' % (uPid, oXcpt));
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| 131 | return False;
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| 132 | reporter.logXcpt('uPid=%s oXcpt=%s' % (uPid, oXcpt));
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| 133 | except Exception as oXcpt:
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| 134 | reporter.logXcpt('uPid=%s' % (uPid,));
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| 135 | return False;
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| 136 | else:
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| 137 | hProcess.Close(); #win32api.CloseHandle(hProcess)
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| 138 | return True;
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| 139 |
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| 140 | def processCheckPidAndName(uPid, sName):
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| 141 | """ The Windows version of base.processCheckPidAndName """
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| 142 | fRc = processExists(uPid);
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| 143 | if fRc is True:
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| 144 | try:
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| 145 | from win32com.client import GetObject; # pylint: disable=import-error
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| 146 | oWmi = GetObject('winmgmts:');
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| 147 | aoProcesses = oWmi.InstancesOf('Win32_Process');
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| 148 | for oProcess in aoProcesses:
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| 149 | if long(oProcess.Properties_("ProcessId").Value) == uPid:
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| 150 | sCurName = oProcess.Properties_("Name").Value;
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| 151 | reporter.log2('uPid=%s sName=%s sCurName=%s' % (uPid, sName, sCurName));
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| 152 | sName = sName.lower();
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| 153 | sCurName = sCurName.lower();
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| 154 | if os.path.basename(sName) == sName:
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| 155 | sCurName = os.path.basename(sCurName);
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| 156 |
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| 157 | if sCurName == sName \
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| 158 | or sCurName + '.exe' == sName \
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| 159 | or sCurName == sName + '.exe':
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| 160 | fRc = True;
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| 161 | break;
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| 162 | except:
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| 163 | reporter.logXcpt('uPid=%s sName=%s' % (uPid, sName));
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| 164 | return fRc;
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| 165 |
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| 166 | #
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| 167 | # Some helper functions.
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| 168 | #
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| 169 | def processCreate(sName, asArgs):
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| 170 | """
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| 171 | Returns a (pid, handle, tid) tuple on success. (-1, None) on failure (logged).
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| 172 | """
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| 173 |
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| 174 | # Construct a command line.
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| 175 | sCmdLine = '';
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| 176 | for sArg in asArgs:
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| 177 | if sCmdLine == '':
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| 178 | sCmdLine += '"';
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| 179 | else:
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| 180 | sCmdLine += ' "';
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| 181 | sCmdLine += sArg;
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| 182 | sCmdLine += '"';
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| 183 |
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| 184 | # Try start the process.
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| 185 | # pylint: disable=no-member
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| 186 | dwCreationFlags = win32con.CREATE_NEW_PROCESS_GROUP;
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| 187 | oStartupInfo = win32process.STARTUPINFO(); # pylint: disable=c-extension-no-member
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| 188 | try:
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| 189 | (hProcess, hThread, uPid, uTid) = win32process.CreateProcess(sName, # pylint: disable=c-extension-no-member
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| 190 | sCmdLine, # CommandLine
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| 191 | None, # ProcessAttributes
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| 192 | None, # ThreadAttibutes
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| 193 | 1, # fInheritHandles
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| 194 | dwCreationFlags,
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| 195 | None, # Environment
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| 196 | None, # CurrentDirectory.
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| 197 | oStartupInfo);
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| 198 | except:
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| 199 | reporter.logXcpt('sName="%s" sCmdLine="%s"' % (sName, sCmdLine));
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| 200 | return (-1, None, -1);
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| 201 |
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| 202 | # Dispense with the thread handle.
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| 203 | try:
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| 204 | hThread.Close(); # win32api.CloseHandle(hThread);
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| 205 | except:
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| 206 | reporter.logXcpt();
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| 207 |
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| 208 | # Try get full access to the process.
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| 209 | try:
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| 210 | hProcessFullAccess = win32api.DuplicateHandle( # pylint: disable=c-extension-no-member
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| 211 | win32api.GetCurrentProcess(), # pylint: disable=c-extension-no-member
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| 212 | hProcess,
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| 213 | win32api.GetCurrentProcess(), # pylint: disable=c-extension-no-member
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| 214 | win32con.PROCESS_TERMINATE
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| 215 | | win32con.PROCESS_QUERY_INFORMATION
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| 216 | | win32con.SYNCHRONIZE
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| 217 | | win32con.DELETE,
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| 218 | False,
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| 219 | 0);
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| 220 | hProcess.Close(); # win32api.CloseHandle(hProcess);
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| 221 | hProcess = hProcessFullAccess;
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| 222 | except:
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| 223 | reporter.logXcpt();
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| 224 | reporter.log2('processCreate -> %#x, hProcess=%s %#x' % (uPid, hProcess, hProcess.handle,));
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| 225 | return (uPid, hProcess, uTid);
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| 226 |
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| 227 | def processPollByHandle(hProcess):
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| 228 | """
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| 229 | Polls the process handle to see if it has finished (True) or not (False).
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| 230 | """
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| 231 | try:
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| 232 | dwWait = win32event.WaitForSingleObject(hProcess, 0); # pylint: disable=no-member,c-extension-no-member
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| 233 | except:
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| 234 | reporter.logXcpt('hProcess=%s %#x' % (hProcess, hProcess.handle,));
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| 235 | return True;
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| 236 | return dwWait != win32con.WAIT_TIMEOUT; #0x102; #
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| 237 |
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| 238 |
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| 239 | def processTerminateByHandle(hProcess):
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| 240 | """
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| 241 | Terminates the process.
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| 242 | """
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| 243 | try:
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| 244 | win32api.TerminateProcess(hProcess, # pylint: disable=no-member,c-extension-no-member
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| 245 | 0x40010004); # DBG_TERMINATE_PROCESS
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| 246 | except:
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| 247 | reporter.logXcpt('hProcess=%s %#x' % (hProcess, hProcess.handle,));
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| 248 | return False;
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| 249 | return True;
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| 250 |
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| 251 | #
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| 252 | # Misc
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| 253 | #
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| 254 |
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| 255 | def logMemoryStats():
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| 256 | """
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| 257 | Logs windows memory stats.
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| 258 | """
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| 259 | class MemoryStatusEx(ctypes.Structure):
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| 260 | """ MEMORYSTATUSEX """
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| 261 | kaFields = [
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| 262 | ( 'dwLength', ctypes.c_ulong ),
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| 263 | ( 'dwMemoryLoad', ctypes.c_ulong ),
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| 264 | ( 'ullTotalPhys', ctypes.c_ulonglong ),
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| 265 | ( 'ullAvailPhys', ctypes.c_ulonglong ),
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| 266 | ( 'ullTotalPageFile', ctypes.c_ulonglong ),
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| 267 | ( 'ullAvailPageFile', ctypes.c_ulonglong ),
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| 268 | ( 'ullTotalVirtual', ctypes.c_ulonglong ),
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| 269 | ( 'ullAvailVirtual', ctypes.c_ulonglong ),
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| 270 | ( 'ullAvailExtendedVirtual', ctypes.c_ulonglong ),
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| 271 | ];
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| 272 | _fields_ = kaFields; # pylint: disable=invalid-name
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| 273 |
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| 274 | def __init__(self):
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| 275 | super(MemoryStatusEx, self).__init__();
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| 276 | self.dwLength = ctypes.sizeof(self);
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| 277 |
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| 278 | try:
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| 279 | oStats = MemoryStatusEx();
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| 280 | ctypes.windll.kernel32.GlobalMemoryStatusEx(ctypes.byref(oStats));
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| 281 | except:
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| 282 | reporter.logXcpt();
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| 283 | return False;
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| 284 |
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| 285 | reporter.log('Memory statistics:');
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| 286 | for sField, _ in MemoryStatusEx.kaFields:
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| 287 | reporter.log(' %32s: %s' % (sField, getattr(oStats, sField)));
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| 288 | return True;
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| 289 |
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| 290 | def checkProcessHeap():
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| 291 | """
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| 292 | Calls HeapValidate(GetProcessHeap(), 0, NULL);
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| 293 | """
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| 294 |
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| 295 | # Get the process heap.
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| 296 | try:
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| 297 | hHeap = ctypes.windll.kernel32.GetProcessHeap();
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| 298 | except:
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| 299 | reporter.logXcpt();
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| 300 | return False;
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| 301 |
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| 302 | # Check it.
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| 303 | try:
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| 304 | fIsOkay = ctypes.windll.kernel32.HeapValidate(hHeap, 0, None);
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| 305 | except:
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| 306 | reporter.logXcpt();
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| 307 | return False;
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| 308 |
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| 309 | if fIsOkay == 0:
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| 310 | reporter.log('HeapValidate failed!');
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| 311 |
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| 312 | # Try trigger a dump using c:\utils\procdump64.exe.
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| 313 | from common import utils;
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| 314 |
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| 315 | iPid = os.getpid();
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| 316 | asArgs = [ 'e:\\utils\\procdump64.exe', '-ma', '%s' % (iPid,), 'c:\\CrashDumps\\python.exe-%u-heap.dmp' % (iPid,)];
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| 317 | if utils.getHostArch() != 'amd64':
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| 318 | asArgs[0] = 'c:\\utils\\procdump.exe'
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| 319 | reporter.log('Trying to dump this process using: %s' % (asArgs,));
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| 320 | utils.processCall(asArgs);
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| 321 |
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| 322 | # Generate a crash exception.
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| 323 | ctypes.windll.msvcrt.strcpy(None, None, 1024);
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| 324 |
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| 325 | return True;
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| 326 |
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