mirror of https://github.com/Icinga/icinga2.git
116 lines
3.4 KiB
C++
116 lines
3.4 KiB
C++
/******************************************************************************
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* Icinga 2 *
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* Copyright (C) 2012-2013 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 "base/exception.h"
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#include "config/configitembuilder.h"
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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() != NULL;
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}
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Stream::Ptr Endpoint::GetClient(void) const
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{
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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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if (m_Client)
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m_Client->Close();
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m_Client = client;
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if (client) {
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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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}
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void Endpoint::SendMessage(const Dictionary::Ptr& message)
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{
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Stream::Ptr client = GetClient();
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if (!client)
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return;
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try {
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JsonRpc::SendMessage(client, 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() << "': " << DiagnosticInformation(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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Utility::SetThreadName("EndpointMsg");
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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() + "': " + DiagnosticInformation(ex));
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m_Client.reset();
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return;
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}
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OnMessageReceived(GetSelf(), message);
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}
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}
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bool Endpoint::HasFeature(const String& type) const
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{
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Dictionary::Ptr features = GetFeatures();
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if (!features)
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return false;
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return features->Get(type);
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}
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