plugin_LTLIBRARIES = libstrongswan-medcli.la
libstrongswan_medcli_la_SOURCES = medcli_plugin.h medcli_plugin.c \
medcli_creds.h medcli_creds.c \
- medcli_config.h medcli_config.c
+ medcli_config.h medcli_config.c \
+ medcli_listener.h medcli_listener.c
libstrongswan_medcli_la_LDFLAGS = -module
--- /dev/null
+/*
+ * 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 "medcli_listener.h"
+
+#include <daemon.h>
+#include <library.h>
+
+typedef struct private_medcli_listener_t private_medcli_listener_t;
+typedef enum mediated_state_t mediated_state_t;
+
+/**
+ * state of a mediated connection
+ */
+enum mediated_state_t {
+ STATE_DOWN = 1,
+ STATE_CONNECTING = 2,
+ STATE_UP = 3,
+};
+
+/**
+ * Private data of an medcli_listener_t object
+ */
+struct private_medcli_listener_t {
+
+ /**
+ * Public part
+ */
+ medcli_listener_t public;
+
+ /**
+ * underlying database handle
+ */
+ database_t *db;
+};
+
+/**
+ * Implementation of bus_listener_t.signal.
+ */
+static bool signal_(private_medcli_listener_t *this, signal_t signal, level_t level,
+ int thread, ike_sa_t* ike_sa, char *format, va_list args)
+{
+ mediated_state_t state;
+
+ if (!ike_sa)
+ {
+ return TRUE;
+ }
+
+ switch (signal)
+ {
+ case IKE_UP_START:
+ state = STATE_CONNECTING;
+ break;
+ case IKE_UP_FAILED:
+ case IKE_DOWN_SUCCESS:
+ case IKE_DOWN_FAILED:
+ state = STATE_DOWN;
+ break;
+ case IKE_UP_SUCCESS:
+ state = STATE_UP;
+ break;
+ default:
+ return TRUE;
+ }
+ this->db->execute(this->db, NULL,
+ "UPDATE Connection SET Status = ? WHERE Alias = ?",
+ DB_UINT, state, DB_TEXT, ike_sa->get_name(ike_sa));
+ return TRUE;
+}
+
+/**
+ * Implementation of backend_t.destroy.
+ */
+static void destroy(private_medcli_listener_t *this)
+{
+ this->db->execute(this->db, NULL, "UPDATE Connection SET Status = ?",
+ DB_UINT, STATE_DOWN);
+ free(this);
+}
+
+/**
+ * Described in header.
+ */
+medcli_listener_t *medcli_listener_create(database_t *db)
+{
+ private_medcli_listener_t *this = malloc_thing(private_medcli_listener_t);
+
+ this->public.listener.signal = (bool(*)(bus_listener_t*,signal_t,level_t,int,ike_sa_t*,char*,va_list))signal_;
+ this->public.destroy = (void (*)(medcli_listener_t*))destroy;
+
+ this->db = db;
+ db->execute(db, NULL, "UPDATE Connection SET Status = ?",
+ DB_UINT, STATE_DOWN);
+
+ return &this->public;
+}
+
--- /dev/null
+/*
+ * 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.
+ *
+ * $Id$
+ */
+
+/**
+ * @defgroup medcli_listener_i medcli_listener
+ * @{ @ingroup medcli
+ */
+
+#ifndef MEDCLI_LISTENER_H_
+#define MEDCLI_LISTENER_H_
+
+#include <bus/bus.h>
+#include <database/database.h>
+
+typedef struct medcli_listener_t medcli_listener_t;
+
+/**
+ * Mediation client listener, writes connection status to database
+ */
+struct medcli_listener_t {
+
+ /**
+ * Implements bus_listener_t interface
+ */
+ bus_listener_t listener;
+
+ /**
+ * Destroy the credentials databse.
+ */
+ void (*destroy)(medcli_listener_t *this);
+};
+
+/**
+ * Create the medcli credential set.
+ *
+ * @param database underlying database
+ * @return listener
+ */
+medcli_listener_t *medcli_listener_create(database_t *database);
+
+#endif /* MEDCLI_LISTENER_H_ @}*/
#include "medcli_creds.h"
#include "medcli_config.h"
+#include "medcli_listener.h"
#include <daemon.h>
* medcli config database
*/
medcli_config_t *config;
+
+ /**
+ * Listener to update database connection state
+ */
+ medcli_listener_t *listener;
};
/**
*/
static void destroy(private_medcli_plugin_t *this)
{
+ charon->bus->remove_listener(charon->bus, &this->listener->listener);
charon->backends->remove_backend(charon->backends, &this->config->backend);
charon->credentials->remove_set(charon->credentials, &this->creds->set);
+ this->listener->destroy(this->listener);
this->config->destroy(this->config);
this->creds->destroy(this->creds);
this->db->destroy(this->db);
this->public.plugin.destroy = (void(*)(plugin_t*))destroy;
uri = lib->settings->get_str(lib->settings,
- "medclient.database", NULL);
+ "medcli.database", NULL);
if (!uri)
{
DBG1(DBG_CFG, "mediation client database URI not defined, skipped");
this->creds = medcli_creds_create(this->db);
this->config = medcli_config_create(this->db);
+ this->listener = medcli_listener_create(this->db);
charon->credentials->add_set(charon->credentials, &this->creds->set);
charon->backends->add_backend(charon->backends, &this->config->backend);
+ charon->bus->add_listener(charon->bus, &this->listener->listener);
return &this->public.plugin;
}
projects / strongswan.git / commitdiff