a load testing plugin, to:

	find multi-threading issues
	do performance profiling

1 files changed, 122 insertions, 0 deletions

diff --git a/src/charon/plugins/load_tester/load_tester_plugin.c b/src/charon/plugins/load_tester/load_tester_plugin.c
new file mode 100644
index 000000000..b7eb675f0
--- /dev/null
+++ b/src/charon/plugins/load_tester/load_tester_plugin.c
@@ -0,0 +1,122 @@
+/*
+ * 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 <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;
+};
+
+/**
+ * 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 iterations, i;
+	
+	iterations = lib->settings->get_int(lib->settings,
+							"charon.plugins.load_tester.iterations", 0);
+	
+	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; i < iterations; i++)
+			{
+				charon->controller->initiate(charon->controller,
+					peer_cfg->get_ref(peer_cfg), child_cfg->get_ref(child_cfg),
+					NULL, NULL);
+			}
+			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);
+	this->config->destroy(this->config);
+	this->creds->destroy(this->creds);
+	free(this);
+}
+
+/*
+ * see header file
+ */
+plugin_t *plugin_create()
+{
+	private_load_tester_plugin_t *this = malloc_thing(private_load_tester_plugin_t);
+	
+	this->public.plugin.destroy = (void(*)(plugin_t*))destroy;
+	
+	this->config = load_tester_config_create();
+	this->creds = load_tester_creds_create();
+	charon->backends->add_backend(charon->backends, &this->config->backend);
+	charon->credentials->add_set(charon->credentials, &this->creds->credential_set);
+	charon->kernel_interface->add_ipsec_interface(charon->kernel_interface, 
+						(kernel_ipsec_constructor_t)load_tester_ipsec_create);
+	
+	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;
+}
+