Move logic from StreamServer into new Server class

2025-07-07 03:37:42 +02:00 · 2020-07-20 11:54:58 +02:00 · 2020-07-20 11:54:58 +02:00 · d52015ff09
commit d52015ff09
parent bd19c51d58
11 changed files with 912 additions and 713 deletions
--- a/server/server.hpp
+++ b/server/server.hpp
@ -0,0 +1,106 @@
+/***
+    This file is part of snapcast
+    Copyright (C) 2014-2020  Johannes Pohl
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+***/
+
+#ifndef SERVER_HPP
+#define SERVER_HPP
+
+#include <boost/asio.hpp>
+#include <memory>
+#include <mutex>
+#include <set>
+#include <sstream>
+#include <vector>
+
+#include "common/queue.h"
+#include "common/sample_format.hpp"
+#include "control_server.hpp"
+#include "stream_server.hpp"
+#include "jsonrpcpp.hpp"
+#include "message/codec_header.hpp"
+#include "message/message.hpp"
+#include "message/server_settings.hpp"
+#include "server_settings.hpp"
+#include "stream_session.hpp"
+#include "streamreader/stream_manager.hpp"
+
+using namespace streamreader;
+
+using boost::asio::ip::tcp;
+using acceptor_ptr = std::unique_ptr<tcp::acceptor>;
+using session_ptr = std::shared_ptr<StreamSession>;
+
+
+/// Forwars PCM data to the connected clients
+/**
+ * Reads PCM data using PipeStream, implements PcmListener to get the (encoded) PCM stream.
+ * Accepts and holds client connections (StreamSession)
+ * Receives (via the MessageReceiver interface) and answers messages from the clients
+ * Forwards PCM data to the clients
+ */
+class Server : public MessageReceiver, public ControlMessageReceiver, public PcmListener
+{
+public:
+    Server(boost::asio::io_context& io_context, const ServerSettings& serverSettings);
+    virtual ~Server();
+
+    void start();
+    void stop();
+
+    /// Send a message to all connceted clients
+    //	void send(const msg::BaseMessage* message);
+
+    /// Clients call this when they receive a message. Implementation of MessageReceiver::onMessageReceived
+    void onMessageReceived(StreamSession* connection, const msg::BaseMessage& baseMessage, char* buffer) override;
+    void onDisconnect(StreamSession* connection) override;
+
+    /// Implementation of ControllMessageReceiver::onMessageReceived, called by ControlServer::onMessageReceived
+    std::string onMessageReceived(ControlSession* connection, const std::string& message) override;
+    // TODO Refactor: ControlServer implements ControlMessageReceiver, calling this one.
+    void onNewSession(const std::shared_ptr<ControlSession>& session) override
+    {
+        std::ignore = session;
+    };
+    void onNewSession(const std::shared_ptr<StreamSession>& session) override;
+
+    /// Implementation of PcmListener
+    void onMetaChanged(const PcmStream* pcmStream) override;
+    void onStateChanged(const PcmStream* pcmStream, const ReaderState& state) override;
+    void onNewChunk(const PcmStream* pcmStream, std::shared_ptr<msg::PcmChunk> chunk, double duration) override;
+    void onResync(const PcmStream* pcmStream, double ms) override;
+
+private:
+    void processRequest(const jsonrpcpp::request_ptr request, jsonrpcpp::entity_ptr& response, jsonrpcpp::notification_ptr& notification) const;
+    /// Save the server state deferred to prevent blocking and lower disk io
+    /// @param deferred the delay after the last call to saveConfig
+    void saveConfig(const std::chrono::milliseconds& deferred = std::chrono::seconds(2));
+
+    mutable std::recursive_mutex sessionsMutex_;
+    mutable std::recursive_mutex clientMutex_;
+    boost::asio::io_context& io_context_;
+    boost::asio::steady_timer config_timer_;
+
+    ServerSettings settings_;
+    Queue<std::shared_ptr<msg::BaseMessage>> messages_;
+    std::unique_ptr<ControlServer> controlServer_;
+    std::unique_ptr<StreamServer> streamServer_;
+    std::unique_ptr<StreamManager> streamManager_;
+};
+
+
+
+#endif