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// $Id: test_reactors.cpp 91671 2010-09-08 18:39:23Z johnnyw $
// Perform a torture test of multiple ACE_Reactors and ACE_Tasks in
// the same process... Thanks to Detlef Becker for contributing this.
#include "ace/Reactor.h"
#include "ace/Service_Config.h"
#include "ace/Task.h"
#include "ace/Atomic_Op.h"
#if defined (ACE_HAS_THREADS)
#include "ace/Recursive_Thread_Mutex.h"
static const int NUM_INVOCATIONS = 10;
static const int MAX_TASKS = 20;
class Test_Task : public ACE_Task<ACE_MT_SYNCH>
{
public:
Test_Task (void);
~Test_Task (void);
//FUZZ: disable check_for_lack_ACE_OS
virtual int open (void *args = 0);
virtual int close (u_long flags = 0);
//FUZZ: enable check_for_lack_ACE_OS
virtual int svc (void);
virtual int handle_input (ACE_HANDLE handle);
virtual int handle_close (ACE_HANDLE fd,
ACE_Reactor_Mask close_mask);
private:
int handled_;
static int task_count_;
};
int Test_Task::task_count_ = 0;
static ACE_Atomic_Op<ACE_Thread_Mutex, int> done_count = MAX_TASKS * 2;
static ACE_Recursive_Thread_Mutex reclock_;
Test_Task::Test_Task (void)
: handled_ (0)
{
ACE_GUARD (ACE_Recursive_Thread_Mutex, ace_mon, reclock_);
Test_Task::task_count_++;
ACE_DEBUG ((LM_DEBUG,
"(%t) TT+ Test_Task::task_count_ = %d\n",
Test_Task::task_count_));
}
Test_Task::~Test_Task (void)
{
ACE_GUARD (ACE_Recursive_Thread_Mutex, ace_mon, reclock_);
ACE_DEBUG ((LM_DEBUG,
"(%t) TT- Test_Task::task_count_ = %d\n",
Test_Task::task_count_));
}
int
Test_Task::open (void *args)
{
this->reactor ((ACE_Reactor *) args);
return this->activate (THR_NEW_LWP);
}
int
Test_Task::close (u_long)
{
ACE_GUARD_RETURN (ACE_Recursive_Thread_Mutex, ace_mon, reclock_, -1);
Test_Task::task_count_--;
ACE_DEBUG ((LM_DEBUG,
"(%t) close Test_Task::task_count_ = %d\n",
Test_Task::task_count_));
return 0;
}
int
Test_Task::svc (void)
{
for (int i = 0; i < NUM_INVOCATIONS; i++)
{
ACE_OS::thr_yield ();
// ACE_DEBUG ((LM_DEBUG, "(%t) calling notify %d\n", i));
if (this->reactor ()->notify (this, ACE_Event_Handler::READ_MASK) == -1)
ACE_ERROR_RETURN ((LM_ERROR, "(%t) %p\n", "notify"), -1);
// ACE_DEBUG ((LM_DEBUG, "(%t) leaving notify %d\n", i));
}
return 0;
}
int
Test_Task::handle_close (ACE_HANDLE,
ACE_Reactor_Mask)
{
ACE_DEBUG ((LM_DEBUG, "(%t) handle_close\n"));
return 0;
}
int
Test_Task::handle_input (ACE_HANDLE)
{
ACE_DEBUG ((LM_DEBUG, "(%t) handle_input\n"));
this->handled_++;
if (this->handled_ == NUM_INVOCATIONS)
{
done_count--;
ACE_DEBUG ((LM_DEBUG,
"(%t) handle_input, handled_ = %d, done_count = %d\n",
this->handled_, done_count.value ()));
}
ACE_OS::thr_yield ();
return -1;
}
static void *
worker (void *args)
{
ACE_Reactor *reactor = (ACE_Reactor *) args;
reactor->owner (ACE_Thread::self ());
ACE_Time_Value timeout (4);
for (;;)
{
//ACE_DEBUG ((LM_DEBUG, "(%t) calling handle_events\n"));
switch (reactor->handle_events (timeout))
{
case -1:
ACE_ERROR_RETURN ((LM_ERROR, "(%t) %p\n", "reactor"), 0);
/* NOTREACHED */
case 0:
ACE_ERROR_RETURN ((LM_ERROR, "(%t) timeout\n"), 0);
/* NOTREACHED */
}
// ACE_DEBUG ((LM_DEBUG, "(%t) done with handle_events\n"));
}
ACE_NOTREACHED(return 0);
}
int
ACE_TMAIN (int, ACE_TCHAR *[])
{
ACE_Reactor *react1 = ACE_Reactor::instance ();
ACE_Reactor *react2 = new ACE_Reactor ();
Test_Task tt1[MAX_TASKS];
Test_Task tt2[MAX_TASKS];
for (int i = 0; i < MAX_TASKS; i++)
{
tt1[i].open (react1);
tt2[i].open (react2);
}
if (ACE_Thread_Manager::instance ()->spawn
(ACE_THR_FUNC (worker), (void *) react1, THR_NEW_LWP) == -1)
ACE_ERROR_RETURN ((LM_ERROR, "%p\n", "spawn"), -1);
else if (ACE_Thread_Manager::instance ()->spawn
(ACE_THR_FUNC (worker), (void *) react2, THR_NEW_LWP) == -1)
ACE_ERROR_RETURN ((LM_ERROR, "%p\n", "spawn"), -1);
ACE_Thread_Manager::instance ()->wait ();
ACE_DEBUG ((LM_DEBUG, "(%t) done\n"));
return 0;
}
#else
int
ACE_TMAIN (int, ACE_TCHAR *[])
{
ACE_ERROR ((LM_ERROR, "threads not supported on this platform\n"));
return 0;
}
#endif /* ACE_HAS_THREADS */
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