156 lines
3.2 KiB
C
156 lines
3.2 KiB
C
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/*++
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Copyright (c) 2000 Microsoft Corporation
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Module Name:
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LogCollect.h
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Abstract:
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Author:
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Hakki T. Bostanci (hakkib) 06-Apr-2000
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Revision History:
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--*/
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#ifndef _LOGCOLLECT_H_
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#define _LOGCOLLECT_H_
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//////////////////////////////////////////////////////////////////////////
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//
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//
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//
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extern CLogWindow g_LogWindow;
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//////////////////////////////////////////////////////////////////////////
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//
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//
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//
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class CLogCollector
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{
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public:
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CLogCollector(
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PCTSTR pLocalLogFileName,
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PCTSTR pRemoteBaseDirName
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)
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{
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// store the local log file name
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m_pLocalLogFile = _tcsdupc(pLocalLogFileName);
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// produce a remote file name based on time, user, machine name
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SYSTEMTIME SystemTime;
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GetLocalTime(&SystemTime);
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m_pRemoteLogFile = bufprintf(
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//LONG_PATH
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_T("%s\\%02d-%02d-%04d_%02d-%02d-%02d_%s_%s.log"),
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pRemoteBaseDirName,
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SystemTime.wMonth,
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SystemTime.wDay,
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SystemTime.wYear,
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SystemTime.wHour,
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SystemTime.wMinute,
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SystemTime.wSecond,
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(PCTSTR) CUserName(),
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(PCTSTR) CComputerName()
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);
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// create the worker thread
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// we don't want a test thread to crash while a log copy is in progress,
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// so make sure this thread runs in highest priority class
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m_Thread = CThread(
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CopyLogFileThreadProc,
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this,
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0,
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0,
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CREATE_SUSPENDED
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);
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SetThreadPriority(m_Thread, THREAD_PRIORITY_HIGHEST);
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ResumeThread(m_Thread);
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}
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~CLogCollector()
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{
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// flush the log
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g_pLog = new CLog;
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// copy it to the server
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CopyLogFile();
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// wait for the worker thread to die
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m_Thread.WaitForSingleObject();
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}
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private:
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void CopyLogFile()
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{
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try
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{
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// copy (the last 8k of) the log file to the remote location
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CInFile InFile(m_pLocalLogFile, GENERIC_READ, FILE_SHARE_READ | FILE_SHARE_WRITE);
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COutFile OutFile(m_pRemoteLogFile, GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE);
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SetFilePointer(InFile, -1 * 8 * 1024, 0, FILE_END);
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CopyFileContents(InFile, OutFile);
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// get the current time
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SYSTEMTIME st;
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GetSystemTime(&st);
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FILETIME ft;
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SystemTimeToFileTime(&st, &ft);
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// update the remote log file time
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SetFileTime(OutFile, &ft, &ft, &ft);
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}
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catch (...)
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{
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// don't die on any exception...
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}
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}
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static DWORD WINAPI CopyLogFileThreadProc(PVOID pThreadParameter)
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{
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// copy the log file every 5 minutes until the app is closed
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CLogCollector *that = (CLogCollector *) pThreadParameter;
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do
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{
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that->CopyLogFile();
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}
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while (g_LogWindow.WaitForSingleObject(5 * 60 * 1000) == WAIT_TIMEOUT);
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return TRUE;
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}
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private:
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CCppMem<TCHAR> m_pLocalLogFile;
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CCppMem<TCHAR> m_pRemoteLogFile;
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CThread m_Thread;
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};
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#endif //_LOGCOLLECT_H_
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