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/**
* @file control_controller.c
*
* @brief Implementation of control_controller_t.
*
*/
/*
* Copyright (C) 2007 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 "control_controller.h"
#include "../manager.h"
#include "../gateway.h"
#include <xml.h>
#include <library.h>
typedef struct private_control_controller_t private_control_controller_t;
/**
* private data of the task manager
*/
struct private_control_controller_t {
/**
* public functions
*/
control_controller_t public;
/**
* manager instance
*/
manager_t *manager;
};
/**
* handle the result of a control operation
*/
static void handle_result(private_control_controller_t *this, request_t *r,
enumerator_t *e)
{
enumerator_t *e1;
xml_t *xml;
char *name, *value;
int num = 0;
if (e)
{
while (e->enumerate(e, &xml, &name, &value))
{
if (streq(name, "status"))
{
if (value && atoi(value) == 0)
{
r->set(r, "result", "Operation executed successfully:");
}
else
{
r->set(r, "result", "Operation failed:");
}
}
else if (streq(name, "log"))
{
e1 = xml->children(xml);
while (e1->enumerate(e1, &xml, &name, &value))
{
if (streq(name, "item"))
{
r->setf(r, "log.%d=%s", ++num, value);
}
}
e1->destroy(e1);
}
}
e->destroy(e);
r->render(r, "templates/control/result.cs");
}
else
{
r->set(r, "title", "Error");
r->set(r, "error", "controlling the gateway failed");
r->render(r, "templates/error.cs");
}
}
/**
* initiate an IKE or CHILD SA
*/
static void initiate(private_control_controller_t *this, request_t *r,
bool ike, char *config)
{
gateway_t *gateway;
enumerator_t *e;
r->setf(r, "title=Establishing %s SA %s", ike ? "IKE" : "CHILD", config);
gateway = this->manager->select_gateway(this->manager, 0);
e = gateway->initiate(gateway, ike, config);
handle_result(this, r, e);
}
/**
* terminate an IKE or CHILD SA
*/
static void terminate(private_control_controller_t *this, request_t *r,
bool ike, u_int32_t id)
{
gateway_t *gateway;
enumerator_t *e;
r->setf(r, "title=Terminate %s SA %d", ike ? "IKE" : "CHILD", id);
gateway = this->manager->select_gateway(this->manager, 0);
e = gateway->terminate(gateway, ike, id);
handle_result(this, r, e);
}
/**
* Implementation of controller_t.get_name
*/
static char* get_name(private_control_controller_t *this)
{
return "control";
}
/**
* Implementation of controller_t.handle
*/
static void handle(private_control_controller_t *this,
request_t *request, char *action, char *str)
{
if (!this->manager->logged_in(this->manager))
{
return request->redirect(request, "auth/login");
}
if (this->manager->select_gateway(this->manager, 0) == NULL)
{
return request->redirect(request, "gateway/list");
}
if (action)
{
u_int32_t id;
if (streq(action, "terminateike"))
{
if (str && (id = atoi(str)))
{
return terminate(this, request, TRUE, id);
}
}
if (streq(action, "terminatechild"))
{
if (str && (id = atoi(str)))
{
return terminate(this, request, FALSE, id);
}
}
if (streq(action, "initiateike"))
{
if (str)
{
return initiate(this, request, TRUE, str);
}
}
if (streq(action, "initiatechild"))
{
if (str)
{
return initiate(this, request, FALSE, str);
}
}
}
return request->redirect(request, "ikesa/list");
}
/**
* Implementation of controller_t.destroy
*/
static void destroy(private_control_controller_t *this)
{
free(this);
}
/*
* see header file
*/
controller_t *control_controller_create(context_t *context, void *param)
{
private_control_controller_t *this = malloc_thing(private_control_controller_t);
this->public.controller.get_name = (char*(*)(controller_t*))get_name;
this->public.controller.handle = (void(*)(controller_t*,request_t*,char*,char*,char*,char*,char*))handle;
this->public.controller.destroy = (void(*)(controller_t*))destroy;
this->manager = (manager_t*)context;
return &this->public.controller;
}
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