void protocol::handle_accept(const std::error_code& ec, channel_ptr node,
acceptor_ptr accept)
{
accept->accept(
strand_.wrap(std::bind(&protocol::handle_accept,
this, _1, _2, accept)));
if (ec)
{
log_error(LOG_PROTOCOL)
<< "Problem accepting connection: " << ec.message();
return;
}
accepted_channels_.push_back(node);
log_info(LOG_PROTOCOL) << "Accepted connection: "
<< accepted_channels_.size();
auto handshake_complete = [this, node](const std::error_code& ec)
{
if (ec)
{
log_error(LOG_PROTOCOL) << "Problem with handshake: "
<< ec.message();
return;
}
// Remove channel from list of connections
node->subscribe_stop(
strand_.wrap(std::bind(&protocol::inbound_channel_stopped,
this, _1, node)));
setup_new_channel(node);
};
handshake_.ready(node, handshake_complete);
}
void listening_started(const std::error_code& ec, acceptor_ptr accept)
{
if (ec)
{
log_error() << "Listen: " << ec.message();
return;
}
// Accept first connection.
accept->accept(
std::bind(accepted_connection, _1, _2, accept));
}
void protocol::handle_listen(const std::error_code& ec, acceptor_ptr accept)
{
if (ec)
{
log_error(LOG_PROTOCOL)
<< "Error while listening: " << ec.message();
}
else
{
accept->accept(strand_.wrap(
&protocol::handle_accept, this, _1, _2, accept));
}
}
void accepted_connection(const std::error_code& ec, channel_ptr node,
acceptor_ptr accept)
{
if (ec)
{
log_error() << "Accept: " << ec.message();
return;
}
log_info() << "Accepted connection!";
node->subscribe_stop(node_stopped);
// Now we need to keep it alive otherwise the connection is closed.
node->subscribe_version(
std::bind(version_received, _1, _2, node));
// Keep accepting more connections.
accept->accept(
std::bind(accepted_connection, _1, _2, accept));
}
void comm_link::do_accept(acceptor_ptr _acceptor, handler _handler)
{
BOOST_ASSERT(_handler);
if(m_state != stopped)
{
m_io_service.post(boost::bind(_handler, boost::make_shared<remote_error>
(remote_error::operation_pending, "another start or stop operation is pending")));
return;
}
if(!_acceptor)
{
m_io_service.post(boost::bind(_handler, boost::make_shared<remote_error>
(remote_error::invalid_endpoint, "null acceptor as parameter")));
return;
}
m_state = starting;
++m_pending_io;
m_channel = _acceptor->accept(m_strand.wrap
(boost::bind(&comm_link::on_connect, this, _1, _handler)));
}
void handle_listen(const std::error_code& ec, acceptor_ptr accpt)
{
acc = accpt;
acc->accept(handle_accept);
}