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VILLASnode/lib/api/requests/config.cpp

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1.8 KiB
C++

/** The "config" API ressource.
*
* @author Steffen Vogel <stvogel@eonerc.rwth-aachen.de>
* @copyright 2014-2020, Institute for Automation of Complex Power Systems, EONERC
* @license GNU General Public License (version 3)
*
* VILLASnode
*
* 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 3 of the License, or
* any later version.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*********************************************************************************/
#include <villas/super_node.hpp>
#include <villas/api/session.hpp>
#include <villas/api/request.hpp>
#include <villas/api/response.hpp>
namespace villas {
namespace node {
namespace api {
class ConfigRequest : public Request {
public:
using Request::Request;
virtual Response * execute()
{
json_t *cfg = session->getSuperNode()->getConfig();
if (method != Session::Method::GET)
throw InvalidMethod(this);
if (body != nullptr)
throw BadRequest("Config endpoint does not accept any body data");
auto *json_config = cfg
? json_incref(cfg)
: json_object();
return new JsonResponse(session, HTTP_STATUS_OK, json_config);
}
};
/* Register API request */
static char n[] = "config";
static char r[] = "/config";
static char d[] = "get configuration of this VILLASnode instance";
static RequestPlugin<ConfigRequest, n, r, d> p;
} /* namespace api */
} /* namespace node */
} /* namespace villas */