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/*
* Copyright (C) 2008 Martin Willi
* Hochschule fuer Technik Rapperswil
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*
* $Id$
*/
#include "load_tester_plugin.h"
#include "load_tester_config.h"
#include "load_tester_creds.h"
#include "load_tester_ipsec.h"
#include "load_tester_listener.h"
#include <unistd.h>
#include <daemon.h>
#include <processing/jobs/callback_job.h>
typedef struct private_load_tester_plugin_t private_load_tester_plugin_t;
/**
* private data of load_tester plugin
*/
struct private_load_tester_plugin_t {
/**
* implements plugin interface
*/
load_tester_plugin_t public;
/**
* load_tester configuration backend
*/
load_tester_config_t *config;
/**
* load_tester credential set implementation
*/
load_tester_creds_t *creds;
/**
* event handler, listens on bus
*/
load_tester_listener_t *listener;
/**
* number of iterations per thread
*/
int iterations;
/**
* number of threads
*/
int initiators;
/**
* delay between initiations, in ms
*/
int delay;
};
/**
* Begin the load test
*/
static job_requeue_t do_load_test(private_load_tester_plugin_t *this)
{
peer_cfg_t *peer_cfg;
child_cfg_t *child_cfg = NULL;;
enumerator_t *enumerator;
int i, s = 0, ms = 0;
if (this->delay)
{
s = this->delay / 1000;
ms = this->delay % 1000;
}
peer_cfg = charon->backends->get_peer_cfg_by_name(charon->backends,
"load-test");
if (peer_cfg)
{
enumerator = peer_cfg->create_child_cfg_enumerator(peer_cfg);
if (enumerator->enumerate(enumerator, &child_cfg))
{
child_cfg->get_ref(child_cfg);
}
enumerator->destroy(enumerator);
if (child_cfg)
{
for (i = 0; this->iterations == 0 || i < this->iterations; i++)
{
charon->controller->initiate(charon->controller,
peer_cfg->get_ref(peer_cfg), child_cfg->get_ref(child_cfg),
NULL, NULL);
if (s)
{
sleep(s);
}
if (ms)
{
usleep(ms * 1000);
}
}
child_cfg->destroy(child_cfg);
}
peer_cfg->destroy(peer_cfg);
}
return JOB_REQUEUE_NONE;
}
/**
* Implementation of plugin_t.destroy
*/
static void destroy(private_load_tester_plugin_t *this)
{
charon->kernel_interface->remove_ipsec_interface(charon->kernel_interface,
(kernel_ipsec_constructor_t)load_tester_ipsec_create);
charon->backends->remove_backend(charon->backends, &this->config->backend);
charon->credentials->remove_set(charon->credentials, &this->creds->credential_set);
charon->bus->remove_listener(charon->bus, &this->listener->listener);
this->config->destroy(this->config);
this->creds->destroy(this->creds);
this->listener->destroy(this->listener);
free(this);
}
/*
* see header file
*/
plugin_t *plugin_create()
{
private_load_tester_plugin_t *this = malloc_thing(private_load_tester_plugin_t);
int i;
this->public.plugin.destroy = (void(*)(plugin_t*))destroy;
this->config = load_tester_config_create();
this->creds = load_tester_creds_create();
this->listener = load_tester_listener_create();
charon->backends->add_backend(charon->backends, &this->config->backend);
charon->credentials->add_set(charon->credentials, &this->creds->credential_set);
charon->bus->add_listener(charon->bus, &this->listener->listener);
if (lib->settings->get_bool(lib->settings,
"charon.plugins.load_tester.fake_kernel", FALSE))
{
charon->kernel_interface->add_ipsec_interface(charon->kernel_interface,
(kernel_ipsec_constructor_t)load_tester_ipsec_create);
}
this->delay = lib->settings->get_int(lib->settings,
"charon.plugins.load_tester.delay", 0);
this->iterations = lib->settings->get_int(lib->settings,
"charon.plugins.load_tester.iterations", 1);
this->initiators = lib->settings->get_int(lib->settings,
"charon.plugins.load_tester.initiators", 0);
for (i = 0; i < this->initiators; i++)
{
charon->processor->queue_job(charon->processor,
(job_t*)callback_job_create((callback_job_cb_t)do_load_test,
this, NULL, NULL));
}
return &this->public.plugin;
}
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