INT32 pmdSignalTestEntryPoint( pmdEDUCB *cb, void *arg )
{
pmdEDUCB *mainCB = ( pmdEDUCB* )arg ;
INT32 interval = pmdGetOptionCB()->getSignalInterval() ;
UINT32 timeCounter = 0 ;
while( !cb->isDisconnected() )
{
ossSleep( OSS_ONE_SEC ) ;
++timeCounter ;
interval = pmdGetOptionCB()->getSignalInterval() ;
if ( interval > 0 && timeCounter > (UINT32)interval )
{
ossPThreadKill( mainCB->getThreadID(), OSS_TEST_SIGNAL ) ;
timeCounter = 0 ;
}
}
return SDB_OK ;
}
// PD_TRACE_DECLARE_FUNCTION ( SDB_PMDEDUUSERTRAPHNDL, "pmdEDUUserTrapHandler" )
void pmdEDUUserTrapHandler( OSS_HANDPARMS )
{
#if defined( SDB_ENGINE )
INT32 rc = SDB_OK ;
PD_TRACE_ENTRY ( SDB_PMDEDUUSERTRAPHNDL );
oss_edu_data * pEduData = NULL ;
const CHAR *dumpPath = ossGetTrapExceptionPath () ;
if ( !dumpPath )
{
goto done ;
}
pEduData = ossGetThreadEDUData() ;
if ( NULL == pEduData )
{
goto done ;
}
if ( OSS_AM_I_INSIDE_SIGNAL_HANDLER( pEduData ) )
{
goto done ;
}
OSS_ENTER_SIGNAL_HANDLER( pEduData ) ;
if ( signum == OSS_STACK_DUMP_SIGNAL )
{
PD_LOG ( PDEVENT, "Signal %d is received, "
"prepare to dump stack for all threads", signum ) ;
std::set<pthread_t>::iterator it ;
std::set<pthread_t> tidList ;
pmdGetKRCB()->getEDUMgr()->getEDUThreadID ( tidList ) ;
for ( it = tidList.begin(); it != tidList.end(); ++it )
{
if ( 0 == (*it) )
{
continue ;
}
rc = ossPThreadKill ( (*it), OSS_STACK_DUMP_SIGNAL_INTERNAL ) ;
if ( rc )
{
PD_LOG ( PDWARNING, "Failed to send signal %d to thread %llu, "
"errno = %d", OSS_STACK_DUMP_SIGNAL_INTERNAL,
(*it), ossGetLastError() ) ;
}
}
ossMemTrace ( dumpPath ) ;
}
else if ( signum == OSS_STACK_DUMP_SIGNAL_INTERNAL )
{
PD_LOG ( PDEVENT, "Signal %d is received, "
"prepare to dump stack for %u:%u", signum,
ossGetCurrentProcessID(),
ossGetCurrentThreadID() ) ;
ossStackTrace( OSS_HANDARGS, dumpPath ) ;
}
else
{
PD_LOG ( PDWARNING, "Unexpected signal is received: %d",
signum ) ;
}
OSS_LEAVE_SIGNAL_HANDLER( pEduData ) ;
done :
PD_TRACE1 ( SDB_PMDEDUUSERTRAPHNDL, PD_PACK_INT(rc) );
PD_TRACE_EXIT ( SDB_PMDEDUUSERTRAPHNDL ) ;
#endif // SDB_ENGINE
return ;
}
