diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/charon/plugins/medcli/Makefile.am | 3 | ||||
| -rw-r--r-- | src/charon/plugins/medcli/medcli_listener.c | 112 | ||||
| -rw-r--r-- | src/charon/plugins/medcli/medcli_listener.h | 55 | ||||
| -rw-r--r-- | src/charon/plugins/medcli/medcli_plugin.c | 12 |
4 files changed, 180 insertions, 2 deletions
diff --git a/src/charon/plugins/medcli/Makefile.am b/src/charon/plugins/medcli/Makefile.am index f657868cd..f15950af9 100644 --- a/src/charon/plugins/medcli/Makefile.am +++ b/src/charon/plugins/medcli/Makefile.am @@ -6,6 +6,7 @@ AM_CFLAGS = -rdynamic 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 diff --git a/src/charon/plugins/medcli/medcli_listener.c b/src/charon/plugins/medcli/medcli_listener.c new file mode 100644 index 000000000..cb370ba2a --- /dev/null +++ b/src/charon/plugins/medcli/medcli_listener.c @@ -0,0 +1,112 @@ +/* + * 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; +} + diff --git a/src/charon/plugins/medcli/medcli_listener.h b/src/charon/plugins/medcli/medcli_listener.h new file mode 100644 index 000000000..f07218d78 --- /dev/null +++ b/src/charon/plugins/medcli/medcli_listener.h @@ -0,0 +1,55 @@ +/* + * 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_ @}*/ diff --git a/src/charon/plugins/medcli/medcli_plugin.c b/src/charon/plugins/medcli/medcli_plugin.c index 016a2d6a3..1642ed2fe 100644 --- a/src/charon/plugins/medcli/medcli_plugin.c +++ b/src/charon/plugins/medcli/medcli_plugin.c @@ -19,6 +19,7 @@ #include "medcli_creds.h" #include "medcli_config.h" +#include "medcli_listener.h" #include <daemon.h> @@ -48,6 +49,11 @@ struct private_medcli_plugin_t { * medcli config database */ medcli_config_t *config; + + /** + * Listener to update database connection state + */ + medcli_listener_t *listener; }; /** @@ -55,8 +61,10 @@ struct private_medcli_plugin_t { */ 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); @@ -74,7 +82,7 @@ plugin_t *plugin_create() 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"); @@ -92,9 +100,11 @@ plugin_t *plugin_create() 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; } |