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#include "ace/Get_Opt.h"
#include "ace/Svc_Handler.h"
#include "ace/Reactor.h"
#include "ace/Select_Reactor.h"
#include "ace/Connector.h"
#include "ace/SOCK_Connector.h"
//FUZZ: disable check_for_math_include/
#include <math.h>
static char **requests;
static int number_of_urls;
static int number_of_outstanding_requests;
class HTTP_Sink_Svc_Handler
: public ACE_Svc_Handler <ACE_SOCK_STREAM, ACE_NULL_SYNCH>
{
public:
//FUZZ: disable check_for_lack_ACE_OS
int open (void *)
{
//FUZZ: enable check_for_lack_ACE_OS
ACE_Reactor::instance ()
->register_handler (this, ACE_Event_Handler::WRITE_MASK);
return 0;
}
int handle_input (ACE_HANDLE handle)
{
char buf[8 * 1024];
int result = this->peer ().recv (buf, sizeof (buf));
if (result <= 0)
{
ACE_Reactor::instance ()
->cancel_wakeup (handle, ACE_Event_Handler::READ_MASK);
if (--number_of_outstanding_requests == 0)
ACE_Reactor::instance ()->end_event_loop ();
return -1;
}
return 0;
}
int handle_output (ACE_HANDLE handle)
{
int random_number;
random_number = (int) ((ACE_OS::rand () / (1.0 + RAND_MAX)) * number_of_urls);
const char *random_request = requests[random_number];
size_t random_request_length = ACE_OS::strlen (random_request);
ssize_t result = 0;
result = this->peer ().send_n (random_request, random_request_length);
ACE_Reactor::instance ()
->cancel_wakeup (handle, ACE_Event_Handler::WRITE_MASK);
if (result < 0)
return -1;
ACE_Reactor::instance ()
->schedule_wakeup (handle, ACE_Event_Handler::READ_MASK);
return 0;
}
};
typedef ACE_Connector <HTTP_Sink_Svc_Handler, ACE_SOCK_CONNECTOR>
HTTP_Sink_Connector;
class HTTP_Make_Request_Event_Handler
: public ACE_Event_Handler
{
public:
HTTP_Make_Request_Event_Handler (const ACE_Time_Value &request_rate,
int number_of_requests = -1,
const char *website = 0)
: number_of_requests_ (number_of_requests)
, addr_ (website ? website : "localhost:5432")
{
number_of_outstanding_requests = number_of_requests;
this->timer_id_
= ACE_Reactor::instance ()->schedule_timer (this, 0, 0, request_rate);
}
int handle_timeout (const ACE_Time_Value &, const void *)
{
if (this->number_of_requests_ > 0)
this->number_of_requests_--;
int tries = 0;
int result = 0;
do
{
HTTP_Sink_Svc_Handler *handler = 0;
result = this->connector_.connect (handler, this->addr_,
ACE_Synch_Options::asynch);
tries++;
}
while (result < 0 && tries < 100);
if (ACE_Reactor::instance ()->event_loop_done ())
this->number_of_requests_ = 0;
if (this->number_of_requests_ == 0 || result < 0)
ACE_Reactor::instance ()->cancel_timer (this->timer_id_);
if (result < 0)
{
ACE_Reactor::instance ()->end_event_loop ();
return -1;
}
return 0;
}
int handle_close (ACE_HANDLE, ACE_Reactor_Mask)
{
delete this;
return 0;
}
private:
int number_of_requests_;
int number_of_outstanding_requests_;
HTTP_Sink_Connector connector_;
ACE_INET_Addr addr_;
long timer_id_;
};
class Signal_Handler
: public ACE_Event_Handler
{
public:
int handle_signal (int signo, siginfo_t *, ucontext_t *)
{
switch (signo)
{
case SIGINT:
ACE_Reactor::instance ()->end_event_loop ();
break;
default:
break;
}
return 0;
}
};
typedef ACE_Select_Reactor_Token_T<ACE_Noop_Token>
ACE_Select_Reactor_Noop_Token;
typedef ACE_Select_Reactor_T<ACE_Select_Reactor_Noop_Token>
ACE_Select_NULL_LOCK_Reactor;
int
ACE_TMAIN (int argc, ACE_TCHAR *argv[])
{
ACE_Select_NULL_LOCK_Reactor *select_reactor;
select_reactor = new ACE_Select_NULL_LOCK_Reactor;
ACE_Reactor::instance (new ACE_Reactor (select_reactor, 1), 1);
// Install signal handlers
Signal_Handler *signal_handler = new Signal_Handler;
ACE_Reactor::instance ()->register_handler (SIGINT, signal_handler);
ACE_OS::signal (SIGPIPE, SIG_IGN);
ACE_Get_Opt options (argc, argv, ACE_TEXT("f:r:n:w:"));
// f -- file list
// r -- request rate in requests per second
// n -- number of requests to generate
// w -- website in form of hostname:port (e.g., www.yahoo.com:80)
char *filelist_name = 0;
double request_rate = 1.0;
char *website = 0;
int number_of_requests = 0;
int c;
while ((c = options ()) != -1)
{
switch (c)
{
case 'f':
filelist_name = options.optarg;
break;
case 'r':
request_rate = ACE_OS::atof (options.optarg);
if (request_rate == 0.0)
request_rate = 1.0;
break;
case 'n':
number_of_requests = ACE_OS::atoi (options.optarg);
break;
case 'w':
website = options.optarg;
break;
default:
break;
}
}
if (filelist_name == 0)
ACE_OS::abort ();
double rq_interval_sec;
double rq_interval_usec;
rq_interval_usec = 1000000 * ::modf (1/request_rate, &rq_interval_sec);
ACE_Time_Value tv ((long) rq_interval_sec, (long) rq_interval_usec);
// Scan file for number of lines.
FILE *fp = ACE_OS::fopen (filelist_name, "r+b");
while ((c = ACE_OS::fgetc (fp)) != EOF)
{
if (c == '\n')
number_of_urls++;
}
ACE_OS::fclose (fp);
requests = (char **) ACE_OS::malloc (number_of_urls * sizeof (char *));
// Read in the file list and create requests
int i = 0;
static char buf[BUFSIZ];
fp = ACE_OS::fopen (filelist_name, "r+b");
while (ACE_OS::fgets (buf, sizeof (buf), fp) != 0)
{
static char rq[BUFSIZ];
ACE_OS::sprintf (rq, "GET /%s\r\n", buf);
requests[i++] = ACE_OS::strdup (rq);
}
ACE_OS::fclose (fp);
// Create a series of requests
HTTP_Make_Request_Event_Handler *eh;
eh = new HTTP_Make_Request_Event_Handler (tv, number_of_requests, website);
while (! ACE_Reactor::instance ()->event_loop_done ())
ACE_Reactor::instance ()->handle_events ();
// Cleanup
for (i = 0; i < number_of_urls; i++)
ACE_OS::free (requests[i]);
ACE_OS::free (requests);
return 0;
}
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