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arangodb/arangod/RestServer/ConsoleFeature.cpp

79 lines
2.4 KiB
C++

////////////////////////////////////////////////////////////////////////////////
/// DISCLAIMER
///
/// Copyright 2016 ArangoDB 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 Dr. Frank Celler
////////////////////////////////////////////////////////////////////////////////
#include "ConsoleFeature.h"
#include "Basics/messages.h"
#include "ProgramOptions/ProgramOptions.h"
#include "ProgramOptions/Section.h"
#include "RestServer/ConsoleThread.h"
#include "RestServer/DatabaseFeature.h"
#include "RestServer/ServerFeature.h"
using namespace arangodb;
using namespace arangodb::application_features;
using namespace arangodb::options;
ConsoleFeature::ConsoleFeature(application_features::ApplicationServer* server)
: ApplicationFeature(server, "Console"),
_operationMode(OperationMode::MODE_SERVER),
_consoleThread(nullptr) {
startsAfter("Server");
startsAfter("RestServer");
startsAfter("Bootstrap");
}
void ConsoleFeature::start() {
auto server = ApplicationServer::getFeature<ServerFeature>("Server");
_operationMode = server->operationMode();
if (_operationMode != OperationMode::MODE_CONSOLE) {
return;
}
LOG_TOPIC(TRACE, Logger::STARTUP) << "server operation mode: CONSOLE";
auto database = ApplicationServer::getFeature<DatabaseFeature>("Database");
_consoleThread.reset(
new ConsoleThread(ApplicationFeature::server(), database->vocbase()));
_consoleThread->start();
}
void ConsoleFeature::unprepare() {
if (_operationMode != OperationMode::MODE_CONSOLE) {
return;
}
_consoleThread->userAbort();
_consoleThread->beginShutdown();
int iterations = 0;
while (_consoleThread->isRunning() && ++iterations < 30) {
usleep(100 * 1000); // spin while console is still needed
}
std::cout << std::endl << TRI_BYE_MESSAGE << std::endl;
}