diff options
Diffstat (limited to 'src/libcharon/plugins/nm/nm_plugin.c')
-rw-r--r-- | src/libcharon/plugins/nm/nm_plugin.c | 130 |
1 files changed, 130 insertions, 0 deletions
diff --git a/src/libcharon/plugins/nm/nm_plugin.c b/src/libcharon/plugins/nm/nm_plugin.c new file mode 100644 index 000000000..6087f6589 --- /dev/null +++ b/src/libcharon/plugins/nm/nm_plugin.c @@ -0,0 +1,130 @@ +/* + * Copyright (C) 2008-2009 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. + */ + +#include "nm_plugin.h" +#include "nm_service.h" +#include "nm_creds.h" +#include "nm_handler.h" + +#include <hydra.h> +#include <daemon.h> +#include <processing/jobs/callback_job.h> + +#define CAP_DAC_OVERRIDE 1 + +typedef struct private_nm_plugin_t private_nm_plugin_t; + +/** + * private data of nm plugin + */ +struct private_nm_plugin_t { + + /** + * implements plugin interface + */ + nm_plugin_t public; + + /** + * NetworkManager service (VPNPlugin) + */ + NMStrongswanPlugin *plugin; + + /** + * Glib main loop for a thread, handles DBUS calls + */ + GMainLoop *loop; + + /** + * credential set registered at the daemon + */ + nm_creds_t *creds; + + /** + * attribute handler regeisterd at the daemon + */ + nm_handler_t *handler; +}; + +/** + * NM plugin processing routine, creates and handles NMVPNPlugin + */ +static job_requeue_t run(private_nm_plugin_t *this) +{ + this->loop = g_main_loop_new(NULL, FALSE); + g_main_loop_run(this->loop); + return JOB_REQUEUE_NONE; +} + +/** + * Implementation of plugin_t.destroy + */ +static void destroy(private_nm_plugin_t *this) +{ + if (this->loop) + { + if (g_main_loop_is_running(this->loop)) + { + g_main_loop_quit(this->loop); + } + g_main_loop_unref(this->loop); + } + if (this->plugin) + { + g_object_unref(this->plugin); + } + charon->credentials->remove_set(charon->credentials, &this->creds->set); + hydra->attributes->remove_handler(hydra->attributes, &this->handler->handler); + this->creds->destroy(this->creds); + this->handler->destroy(this->handler); + free(this); +} + +/* + * see header file + */ +plugin_t *nm_plugin_create() +{ + private_nm_plugin_t *this = malloc_thing(private_nm_plugin_t); + + this->public.plugin.destroy = (void(*)(plugin_t*))destroy; + + this->loop = NULL; + g_type_init (); + if (!g_thread_supported()) + { + g_thread_init(NULL); + } + + this->creds = nm_creds_create(); + this->handler = nm_handler_create(); + hydra->attributes->add_handler(hydra->attributes, &this->handler->handler); + charon->credentials->add_set(charon->credentials, &this->creds->set); + this->plugin = nm_strongswan_plugin_new(this->creds, this->handler); + if (!this->plugin) + { + DBG1(DBG_CFG, "DBUS binding failed"); + destroy(this); + return NULL; + } + + /* bypass file permissions to read from users ssh-agent */ + charon->keep_cap(charon, CAP_DAC_OVERRIDE); + + charon->processor->queue_job(charon->processor, + (job_t*)callback_job_create((callback_job_cb_t)run, this, NULL, NULL)); + + return &this->public.plugin; +} + |