mirror of https://gitee.com/bigwinds/arangodb
111 lines
3.7 KiB
C++
111 lines
3.7 KiB
C++
////////////////////////////////////////////////////////////////////////////////
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/// DISCLAIMER
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///
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/// Copyright 2014-2016 ArangoDB GmbH, Cologne, Germany
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/// Copyright 2004-2014 triAGENS GmbH, Cologne, Germany
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///
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/// Licensed under the Apache License, Version 2.0 (the "License");
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/// you may not use this file except in compliance with the License.
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/// You may obtain a copy of the License at
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///
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/// http://www.apache.org/licenses/LICENSE-2.0
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///
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/// Unless required by applicable law or agreed to in writing, software
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/// distributed under the License is distributed on an "AS IS" BASIS,
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/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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/// See the License for the specific language governing permissions and
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/// limitations under the License.
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///
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/// Copyright holder is ArangoDB GmbH, Cologne, Germany
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///
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/// @author Kaveh Vahedipour
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////////////////////////////////////////////////////////////////////////////////
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#include "Rest/AnyServer.h"
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#include "Rest/HttpRequest.h"
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#include "Rest/Version.h"
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#include "RestAgencyHandler.h"
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#include "Agency/Agent.h"
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#include <velocypack/Builder.h>
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#include <velocypack/velocypack-aliases.h>
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#include "Basics/Logger.h"
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using namespace arangodb;
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using namespace arangodb::basics;
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using namespace arangodb::rest;
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using namespace arangodb::consensus;
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////////////////////////////////////////////////////////////////////////////////
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/// @brief ArangoDB server
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////////////////////////////////////////////////////////////////////////////////
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extern AnyServer* ArangoInstance;
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RestAgencyHandler::RestAgencyHandler(HttpRequest* request, Agent* agent)
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: RestBaseHandler(request), _agent(agent) {
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}
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bool RestAgencyHandler::isDirect() const { return false; }
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HttpHandler::status_t RestAgencyHandler::execute() {
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try {
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VPackBuilder result;
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result.add(VPackValue(VPackValueType::Object));
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arangodb::velocypack::Options opts;
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// Empty request
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if (_request->suffix().size() == 0) {
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LOG(WARN) << "Empty request to agency. Must ask for vote, log or "
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"configure";
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generateError(HttpResponse::NOT_FOUND,404);
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return status_t(HANDLER_DONE);
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} else if (_request->suffix().size() > 1) { // path size >= 2
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LOG(WARN) << "Agency handles a single suffix: vote, log or configure";
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generateError(HttpResponse::NOT_FOUND,404);
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return status_t(HANDLER_DONE);
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} else {
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if (_request->suffix()[0].compare("vote") == 0) { //vote4me
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LOG(WARN) << "Vote request";
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bool found;
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char const* termStr = _request->value("term", found);
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if (!found) { // For now: don't like this
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LOG(WARN) << "No term specified"; // should be handled by
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generateError(HttpResponse::BAD,400); // Agent rather than Rest
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return status_t(HANDLER_DONE); // handler.
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}
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char const* idStr = _request->value("id", found);
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if (!found) {
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LOG(WARN) << "No id specified";
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generateError(HttpResponse::BAD,400);
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return status_t(HANDLER_DONE);
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}
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if (_agent->vote(std::stoul(idStr), std::stoul(termStr))) {
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result.add("vote", VPackValue("YES"));
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} else {
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result.add("vote", VPackValue("NO"));
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}
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} else if (_request->suffix()[0].compare("log") == 0) { // log replication
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_agent->log(_request->toVelocyPack(&opts));
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} /*else if (_request->suffix()[0].compare("configure") == 0) { // cluster conf
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_agent->configure(_request->toVelocyPack(&opts));
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} */else {
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generateError(HttpResponse::METHOD_NOT_ALLOWED,405);
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return status_t(HANDLER_DONE);
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}
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}
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result.close();
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VPackSlice s = result.slice();
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generateResult(s);
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} catch (...) {
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// Ignore this error
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}
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return status_t(HANDLER_DONE);
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}
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