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arangodb/arangod/RestHandler/RestStatusHandler.cpp

162 lines
4.9 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 Dr. Frank Celler
////////////////////////////////////////////////////////////////////////////////
#include "RestStatusHandler.h"
#include "Agency/AgencyFeature.h"
#include "Agency/Agent.h"
#include "ApplicationFeatures/ApplicationServer.h"
#include "Cluster/ServerState.h"
#include "Rest/HttpRequest.h"
#include "Rest/Version.h"
#include "RestServer/ServerFeature.h"
#include <iostream>
#if defined(TRI_HAVE_POSIX_THREADS)
#include <unistd.h>
#endif
#include <velocypack/Builder.h>
#include <velocypack/velocypack-aliases.h>
using namespace arangodb;
using namespace arangodb::basics;
using namespace arangodb::rest;
////////////////////////////////////////////////////////////////////////////////
/// @brief ArangoDB server
////////////////////////////////////////////////////////////////////////////////
RestStatusHandler::RestStatusHandler(GeneralRequest* request,
GeneralResponse* response)
: RestBaseHandler(request, response) {}
bool RestStatusHandler::isDirect() const { return true; }
RestStatus RestStatusHandler::execute() {
VPackBuilder result;
result.add(VPackValue(VPackValueType::Object));
result.add("server", VPackValue("arango"));
result.add("version", VPackValue(ARANGODB_VERSION));
result.add("pid", VPackValue(Thread::currentProcessId()));
#ifdef USE_ENTERPRISE
result.add("license", VPackValue("enterprise"));
#else
result.add("license", VPackValue("community"));
#endif
if (application_features::ApplicationServer::server != nullptr) {
auto server = application_features::ApplicationServer::server
->getFeature<ServerFeature>("Server");
result.add("mode", VPackValue(server->operationModeString()));
}
std::string host = ServerState::instance()->getHost();
if (!host.empty()) {
result.add("host", VPackValue(host));
}
char const* hostname = getenv("HOSTNAME");
if (hostname != nullptr) {
result.add("hostname", VPackValue(hostname));
}
auto serverState = ServerState::instance();
if (serverState != nullptr) {
result.add("serverInfo", VPackValue(VPackValueType::Object));
result.add("maintenance", VPackValue(serverState->isMaintenance()));
result.add("role",
VPackValue(ServerState::roleToString(serverState->getRole())));
result.add("writeOpsEnabled", VPackValue(serverState->writeOpsEnabled()));
if (!serverState->isSingleServer()) {
result.add("persistedId", VPackValue(serverState->getPersistedId()));
if (!serverState->isAgent()) {
result.add("address", VPackValue(serverState->getAddress()));
result.add("serverId", VPackValue(serverState->getId()));
result.add(
"state",
VPackValue(ServerState::stateToString(serverState->getState())));
}
}
result.close();
auto* agent = AgencyFeature::AGENT;
if (agent != nullptr) {
result.add("agent", VPackValue(VPackValueType::Object));
result.add("term", VPackValue(agent->term()));
result.add("id", VPackValue(agent->id()));
result.add("endpoint", VPackValue(agent->endpoint()));
result.add("leaderId", VPackValue(agent->leaderID()));
result.add("leading", VPackValue(agent->leading()));
result.close();
}
if (serverState->isCoordinator()) {
result.add("coordinator", VPackValue(VPackValueType::Object));
result.add("foxxmaster", VPackValue(serverState->getFoxxmaster()));
result.add("isFoxxmaster", VPackValue(serverState->isFoxxmaster()));
result.close();
}
auto manager = AgencyCommManager::MANAGER.get();
if (manager != nullptr) {
result.add("agency", VPackValue(VPackValueType::Object));
{
result.add("agencyComm", VPackValue(VPackValueType::Object));
result.add("endpoints", VPackValue(VPackValueType::Array));
for (auto ep : manager->endpoints()) {
result.add(VPackValue(ep));
}
result.close();
result.close();
}
result.close();
}
}
result.close();
generateResult(rest::ResponseCode::OK, result.slice());
return RestStatus::DONE;
}