mirror of
https://git.rwth-aachen.de/acs/public/villas/node/
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57 lines
1.6 KiB
C++
57 lines
1.6 KiB
C++
/* The "file" API ressource.
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*
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* Author: Steffen Vogel <post@steffenvogel.de>
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* SPDX-FileCopyrightText: 2014-2023 Institute for Automation of Complex Power Systems, RWTH Aachen University
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <villas/api/requests/node.hpp>
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#include <villas/api/response.hpp>
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#include <villas/api/session.hpp>
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#include <villas/super_node.hpp>
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#include <villas/format.hpp>
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#include <villas/node_compat.hpp>
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#include <villas/nodes/file.hpp>
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namespace villas {
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namespace node {
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namespace api {
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class FileRequest : public NodeRequest {
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public:
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using NodeRequest::NodeRequest;
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virtual Response *execute() {
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if (method != Session::Method::GET && method != Session::Method::POST)
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throw InvalidMethod(this);
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if (body != nullptr)
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throw BadRequest("File endpoint does not accept any body data");
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NodeFactory *nf = plugin::registry->lookup<NodeFactory>("file");
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if (node->getFactory() != nf)
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throw BadRequest("This node is not a file node", "{ s: s }", "type",
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node->getFactory()->getName());
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auto *nc = dynamic_cast<NodeCompat *>(node);
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auto *f = nc->getData<struct file>();
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if (matches[2] == "rewind")
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rewind(f->stream_in);
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return new Response(session, HTTP_STATUS_OK);
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}
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};
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// Register API request
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static char n[] = "node/file";
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static char r[] = "/node/(" RE_NODE_NAME "|" RE_UUID ")/file(?:/([^/]+))?";
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static char d[] = "Control instances of 'file' node-type";
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static RequestPlugin<FileRequest, 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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