engine: crashhandler: added support for minidumps generation

This commit is contained in:
SNMetamorph 2023-03-09 02:25:19 +04:00 committed by Alibek Omarov
parent 214a3cce73
commit e37c07f44f
1 changed files with 77 additions and 0 deletions

View File

@ -34,6 +34,7 @@ Crash handler, called from system
#include <winnt.h>
#include <dbghelp.h>
#include <psapi.h>
#include <time.h>
#ifndef XASH_SDL
typedef ULONG_PTR DWORD_PTR, *PDWORD_PTR;
@ -189,6 +190,62 @@ static void Sys_StackTrace( PEXCEPTION_POINTERS pInfo )
SymCleanup( process );
}
static void Sys_GetProcessName( char *processName, size_t bufferSize )
{
GetModuleBaseName( GetCurrentProcess(), NULL, processName, bufferSize - 1 );
COM_FileBase( processName, processName );
}
static void Sys_GetMinidumpFileName( const char *processName, char *mdmpFileName, size_t bufferSize )
{
time_t currentUtcTime = time( NULL );
struct tm *currentLocalTime = localtime( &currentUtcTime );
Q_snprintf( mdmpFileName, bufferSize, "%s_%s_crash_%d%.2d%.2d_%.2d%.2d%.2d.mdmp",
processName,
Q_buildcommit(),
currentLocalTime->tm_year + 1900,
currentLocalTime->tm_mon + 1,
currentLocalTime->tm_mday,
currentLocalTime->tm_hour,
currentLocalTime->tm_min,
currentLocalTime->tm_sec);
}
static qboolean Sys_WriteMinidump(PEXCEPTION_POINTERS exceptionInfo, MINIDUMP_TYPE minidumpType)
{
HRESULT errorCode;
string processName;
string mdmpFileName;
MINIDUMP_EXCEPTION_INFORMATION minidumpInfo;
Sys_GetProcessName( processName, sizeof( processName ));
Sys_GetMinidumpFileName( processName, mdmpFileName, sizeof( mdmpFileName ));
SetLastError( NOERROR );
HANDLE fileHandle = CreateFile(
mdmpFileName, GENERIC_WRITE, FILE_SHARE_WRITE,
NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
errorCode = HRESULT_FROM_WIN32( GetLastError( ));
if( !SUCCEEDED( errorCode )) {
CloseHandle( fileHandle );
return false;
}
minidumpInfo.ThreadId = GetCurrentThreadId();
minidumpInfo.ExceptionPointers = exceptionInfo;
minidumpInfo.ClientPointers = FALSE;
qboolean status = MiniDumpWriteDump(
GetCurrentProcess(), GetCurrentProcessId(), fileHandle,
minidumpType, &minidumpInfo, NULL, NULL);
CloseHandle( fileHandle );
return status;
}
#endif /* DBGHELP */
LPTOP_LEVEL_EXCEPTION_FILTER oldFilter;
@ -210,6 +267,26 @@ static long _stdcall Sys_Crash( PEXCEPTION_POINTERS pInfo )
CL_Crashed(); // tell client about crash
else host.status = HOST_CRASHED;
#if DBGHELP
if( Sys_CheckParm( "-minidumps" ))
{
int minidumpFlags = (
MiniDumpWithDataSegs |
MiniDumpWithCodeSegs |
MiniDumpWithHandleData |
MiniDumpWithFullMemory |
MiniDumpWithFullMemoryInfo |
MiniDumpWithIndirectlyReferencedMemory |
MiniDumpWithThreadInfo |
MiniDumpWithModuleHeaders);
if( !Sys_WriteMinidump( pInfo, (MINIDUMP_TYPE)minidumpFlags )) {
// fallback method, create minidump with minimal info in it
Sys_WriteMinidump( pInfo, MiniDumpWithDataSegs );
}
}
#endif
if( host_developer.value <= 0 )
{
// no reason to call debugger in release build - just exit