mirror of https://gitee.com/bigwinds/arangodb
104 lines
3.4 KiB
C++
104 lines
3.4 KiB
C++
////////////////////////////////////////////////////////////////////////////////
|
|
/// DISCLAIMER
|
|
///
|
|
/// Copyright 2014-2016 ArangoDB GmbH, Cologne, Germany
|
|
/// Copyright 2004-2014 triAGENS GmbH, Cologne, Germany
|
|
///
|
|
/// Licensed under the Apache License, Version 2.0 (the "License");
|
|
/// you may not use this file except in compliance with the License.
|
|
/// You may obtain a copy of the License at
|
|
///
|
|
/// http://www.apache.org/licenses/LICENSE-2.0
|
|
///
|
|
/// Unless required by applicable law or agreed to in writing, software
|
|
/// distributed under the License is distributed on an "AS IS" BASIS,
|
|
/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
/// See the License for the specific language governing permissions and
|
|
/// limitations under the License.
|
|
///
|
|
/// Copyright holder is ArangoDB GmbH, Cologne, Germany
|
|
///
|
|
/// @author Kaveh Vahedipour
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
#include "RestServer/ArangoServer.h"
|
|
#include "Rest/HttpRequest.h"
|
|
#include "Rest/Version.h"
|
|
#include "RestAgencyPrivHandler.h"
|
|
|
|
#include "Agency/Agent.h"
|
|
|
|
#include <velocypack/Builder.h>
|
|
#include <velocypack/velocypack-aliases.h>
|
|
|
|
#include "Basics/Logger.h"
|
|
|
|
using namespace arangodb;
|
|
|
|
using namespace arangodb::basics;
|
|
using namespace arangodb::rest;
|
|
using namespace arangodb::consensus;
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
/// @brief ArangoDB server
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
extern ArangoServer* ArangoInstance;
|
|
|
|
|
|
RestAgencyPrivHandler::RestAgencyPrivHandler(HttpRequest* request, Agent* agent)
|
|
: RestBaseHandler(request), _agent(agent) {
|
|
}
|
|
|
|
bool RestAgencyPrivHandler::isDirect() const { return false; }
|
|
|
|
inline HttpHandler::status_t RestAgencyPrivHandler::reportErrorEmptyRequest () {
|
|
LOG(WARN) << "Empty request to agency!";
|
|
generateError(HttpResponse::NOT_FOUND,404);
|
|
return HttpHandler::status_t(HANDLER_DONE);
|
|
}
|
|
|
|
inline HttpHandler::status_t RestAgencyPrivHandler::reportTooManySuffices () {
|
|
LOG(WARN) << "Agency handles a single suffix: vote, log or configure";
|
|
generateError(HttpResponse::NOT_FOUND,404);
|
|
return HttpHandler::status_t(HANDLER_DONE);
|
|
}
|
|
|
|
inline HttpHandler::status_t RestAgencyPrivHandler::unknownMethod () {
|
|
LOG(WARN) << "Too many suffixes. Agency public interface takes one path.";
|
|
generateError(HttpResponse::NOT_FOUND,404);
|
|
return HttpHandler::status_t(HANDLER_DONE);
|
|
}
|
|
|
|
HttpHandler::status_t RestAgencyPrivHandler::execute() {
|
|
try {
|
|
VPackBuilder result;
|
|
result.add(VPackValue(VPackValueType::Object));
|
|
arangodb::velocypack::Options opts;
|
|
|
|
if (_request->suffix().size() == 0) { // empty request
|
|
reportErrorEmptyRequest();
|
|
} else if (_request->suffix().size() > 1) { // request too long
|
|
reportTooManySuffices();
|
|
} else {
|
|
if (_request->suffix()[0] == "appendEntries") { // replication
|
|
_agent->appendEntries (_request->toVelocyPack());
|
|
} else if (_request->suffix()[0] == "requestVote") { // election
|
|
_agent->requestVote (_request->toVelocyPack());
|
|
} else {
|
|
generateError(HttpResponse::NOT_FOUND,404); // nothing
|
|
return HttpHandler::status_t(HANDLER_DONE);
|
|
}
|
|
}
|
|
|
|
result.close();
|
|
VPackSlice s = result.slice();
|
|
generateResult(s);
|
|
} catch (...) {
|
|
// Ignore this error
|
|
}
|
|
return HttpHandler::status_t(HANDLER_DONE);
|
|
}
|
|
|
|
|