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/*
* 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);
}
lib->credmgr->remove_set(lib->credmgr, &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);
lib->credmgr->add_set(lib->credmgr, &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;
}
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