mirror of
https://git.rwth-aachen.de/acs/public/villas/node/
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90 lines
2.4 KiB
C++
90 lines
2.4 KiB
C++
/** The API ressource for resetting statistics.
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*
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* @author Steffen Vogel <stvogel@eonerc.rwth-aachen.de>
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* @copyright 2014-2020, Institute for Automation of Complex Power Systems, EONERC
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* @license GNU General Public License (version 3)
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*
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* VILLASnode
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*********************************************************************************/
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#include <jansson.h>
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#include <villas/log.h>
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#include <villas/node.h>
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#include <villas/stats.hpp>
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#include <villas/super_node.hpp>
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#include <villas/utils.hpp>
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#include <villas/api.hpp>
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#include <villas/api/session.hpp>
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#include <villas/api/request.hpp>
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#include <villas/api/response.hpp>
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namespace villas {
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namespace node {
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namespace api {
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class StatsRequest : public Request {
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public:
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using Request::Request;
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virtual Response * execute()
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{
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int ret;
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json_error_t err;
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if (method != Method::POST)
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throw InvalidMethod(this);
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if (body != nullptr)
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throw BadRequest("Stats endpoint does not accept any body data");
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char *node = nullptr;
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ret = json_unpack_ex(body, &err, 0, "{ s?: s }",
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"node", &node
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);
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if (ret < 0)
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throw Error();
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struct vlist *nodes = session->getSuperNode()->getNodes();
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for (size_t i = 0; i < vlist_length(nodes); i++) {
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struct vnode *n = (struct vnode *) vlist_at(nodes, i);
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if (node && strcmp(node, node_name(n)))
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continue;
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if (n->stats) {
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n->stats->reset();
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info("Stats resetted for node %s", node_name(n));
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}
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}
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return new Response(session);
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}
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};
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/* Register API requests */
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static char n[] = "node/stats/reset";
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static char r[] = "/node/(" REGEX_NODE_NAME "|" REGEX_UUID ")/stats/reset";
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static char d[] = "reset internal statistics counters";
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static RequestPlugin<StatsRequest, n, r, d> p;
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} /* namespace api */
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} /* namespace node */
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} /* namespace villas */
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