mirror of https://github.com/Icinga/icinga2.git
150 lines
4.2 KiB
C++
150 lines
4.2 KiB
C++
/******************************************************************************
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* Icinga 2 *
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* Copyright (C) 2012 Icinga Development Team (http://www.icinga.org/) *
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* *
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* This program is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU General Public License *
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* as published by the Free Software Foundation; either version 2 *
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* of the License, or (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the Free Software Foundation *
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. *
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******************************************************************************/
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#include "cluster/endpoint.h"
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#include "cluster/jsonrpc.h"
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#include "base/application.h"
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#include "base/dynamictype.h"
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#include "base/objectlock.h"
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#include "base/utility.h"
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#include "base/logger_fwd.h"
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#include "config/configitembuilder.h"
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#include <boost/smart_ptr/make_shared.hpp>
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using namespace icinga;
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REGISTER_TYPE(Endpoint);
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boost::signals2::signal<void (const Endpoint::Ptr&)> Endpoint::OnConnected;
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boost::signals2::signal<void (const Endpoint::Ptr&, const Dictionary::Ptr&)> Endpoint::OnMessageReceived;
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/**
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* Checks whether this endpoint is connected.
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*
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* @returns true if the endpoint is connected, false otherwise.
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*/
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bool Endpoint::IsConnected(void) const
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{
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return GetClient();
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}
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Stream::Ptr Endpoint::GetClient(void) const
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{
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ObjectLock olock(this);
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return m_Client;
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}
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void Endpoint::SetClient(const Stream::Ptr& client)
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{
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{
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ObjectLock olock(this);
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m_Client = client;
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}
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boost::thread thread(boost::bind(&Endpoint::MessageThreadProc, this, client));
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thread.detach();
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OnConnected(GetSelf());
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}
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void Endpoint::SendMessage(const Dictionary::Ptr& message)
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{
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if (!IsConnected()) {
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// TODO: persist the message
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return;
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}
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try {
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JsonRpc::SendMessage(GetClient(), message);
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} catch (const std::exception& ex) {
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std::ostringstream msgbuf;
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msgbuf << "Error while sending JSON-RPC message for endpoint '" << GetName() << "': " << boost::diagnostic_information(ex);
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Log(LogWarning, "cluster", msgbuf.str());
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m_Client.reset();
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}
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}
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void Endpoint::MessageThreadProc(const Stream::Ptr& stream)
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{
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for (;;) {
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Dictionary::Ptr message;
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try {
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message = JsonRpc::ReadMessage(stream);
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} catch (const std::exception& ex) {
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Log(LogWarning, "cluster", "Error while reading JSON-RPC message for endpoint '" + GetName() + "': " + boost::diagnostic_information(ex));
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m_Client.reset();
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return;
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}
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Utility::QueueAsyncCallback(bind(boost::ref(Endpoint::OnMessageReceived), GetSelf(), message));
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}
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}
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/**
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* Gets the node address for this endpoint.
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*
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* @returns The node address (hostname).
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*/
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String Endpoint::GetHost(void) const
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{
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ObjectLock olock(this);
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return m_Host;
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}
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/**
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* Gets the service name for this endpoint.
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*
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* @returns The service name (port).
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*/
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String Endpoint::GetPort(void) const
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{
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ObjectLock olock(this);
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return m_Port;
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}
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void Endpoint::InternalSerialize(const Dictionary::Ptr& bag, int attributeTypes) const
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{
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DynamicObject::InternalSerialize(bag, attributeTypes);
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if (attributeTypes & Attribute_Config) {
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bag->Set("local", m_Local);
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bag->Set("host", m_Host);
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bag->Set("port", m_Port);
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}
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}
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void Endpoint::InternalDeserialize(const Dictionary::Ptr& bag, int attributeTypes)
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{
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DynamicObject::InternalDeserialize(bag, attributeTypes);
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if (attributeTypes & Attribute_Config) {
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m_Local = bag->Get("local");
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m_Host = bag->Get("host");
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m_Port = bag->Get("port");
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}
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}
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