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add dummy control session for websockets

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badaix 2019-09-28 16:57:58 +02:00
parent 45df7fdb42
commit 08d0ce58f2
8 changed files with 182 additions and 24 deletions
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108
server/control_session_tcp.cpp Normal file
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/***
This file is part of snapcast
Copyright (C) 2014-2019 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/>.
***/
#include "control_session_tcp.hpp"
#include "aixlog.hpp"
#include "message/pcmChunk.h"
#include <iostream>
#include <mutex>
using namespace std;
ControlSessionTcp::ControlSessionTcp(ControlMessageReceiver* receiver, tcp::socket&& socket) : ControlSession(receiver, std::move(socket))
{
}
ControlSessionTcp::~ControlSessionTcp()
{
LOG(DEBUG) << "ControlSessionTcp::~ControlSessionTcp()\n";
stop();
}
void ControlSessionTcp::do_read()
{
const std::string delimiter = "\n";
auto self(shared_from_this());
asio::async_read_until(socket_, streambuf_, delimiter, [this, self, delimiter](const std::error_code& ec, std::size_t bytes_transferred) {
if (ec)
{
LOG(ERROR) << "Error while reading from control socket: " << ec.message() << "\n";
return;
}
// Extract up to the first delimiter.
std::string line{buffers_begin(streambuf_.data()), buffers_begin(streambuf_.data()) + bytes_transferred - delimiter.length()};
if (!line.empty())
{
if (line.back() == '\r')
line.resize(line.size() - 1);
LOG(INFO) << "received: " << line << "\n";
if ((message_receiver_ != nullptr) && !line.empty())
message_receiver_->onMessageReceived(this, line);
}
streambuf_.consume(bytes_transferred);
do_read();
});
}
void ControlSessionTcp::start()
{
do_read();
}
void ControlSessionTcp::stop()
{
LOG(DEBUG) << "ControlSession::stop\n";
std::error_code ec;
socket_.shutdown(asio::ip::tcp::socket::shutdown_both, ec);
if (ec)
LOG(ERROR) << "Error in socket shutdown: " << ec.message() << "\n";
socket_.close(ec);
if (ec)
LOG(ERROR) << "Error in socket close: " << ec.message() << "\n";
LOG(DEBUG) << "ControlSession ControlSession stopped\n";
}
void ControlSessionTcp::sendAsync(const std::string& message)
{
auto self(shared_from_this());
asio::async_write(socket_, asio::buffer(message + "\r\n"), [this, self](std::error_code ec, std::size_t length) {
if (ec)
{
LOG(ERROR) << "Error while writing to control socket: " << ec.message() << "\n";
}
else
{
LOG(DEBUG) << "Wrote " << length << " bytes to control socket\n";
}
});
}
bool ControlSessionTcp::send(const std::string& message)
{
error_code ec;
asio::write(socket_, asio::buffer(message + "\r\n"), ec);
return !ec;
}