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maintain connections list for I2PTunnel

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This commit is contained in:
orignal 2014-09-09 22:40:12 -04:00
parent e734280c0c
commit 9e759a59a9
2 changed files with 60 additions and 22 deletions
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49
I2PTunnel.cpp
View file

@ -8,8 +8,9 @@ namespace i2p
{
namespace stream
{
I2PTunnelConnection::I2PTunnelConnection (boost::asio::ip::tcp::socket * socket,
const i2p::data::LeaseSet * leaseSet): m_Socket (socket)
I2PTunnelConnection::I2PTunnelConnection (I2PTunnel * owner,
boost::asio::ip::tcp::socket * socket, const i2p::data::LeaseSet * leaseSet):
m_Socket (socket), m_Owner (owner)
{
m_Stream = i2p::stream::CreateStream (*leaseSet);
m_Stream->Send (m_Buffer, 0, 0); // connect
@ -17,9 +18,9 @@ namespace stream
Receive ();
}
I2PTunnelConnection::I2PTunnelConnection (Stream * stream, boost::asio::ip::tcp::socket * socket,
const boost::asio::ip::tcp::endpoint& target):
m_Socket (socket), m_Stream (stream)
I2PTunnelConnection::I2PTunnelConnection (I2PTunnel * owner, Stream * stream,
boost::asio::ip::tcp::socket * socket, const boost::asio::ip::tcp::endpoint& target):
m_Socket (socket), m_Stream (stream), m_Owner (owner)
{
if (m_Socket)
m_Socket->async_connect (target, boost::bind (&I2PTunnelConnection::HandleConnect,
@ -40,7 +41,9 @@ namespace stream
void I2PTunnelConnection::Terminate ()
{
m_Socket->close ();
// TODO: remove from I2PTunnel
if (m_Owner)
m_Owner->RemoveConnection (this);
// TODO: delete
}
void I2PTunnelConnection::Receive ()
@ -118,8 +121,25 @@ namespace stream
}
}
void I2PTunnel::AddConnection (I2PTunnelConnection * conn)
{
m_Connections.insert (conn);
}
void I2PTunnel::RemoveConnection (I2PTunnelConnection * conn)
{
m_Connections.erase (conn);
}
void I2PTunnel::ClearConnections ()
{
for (auto it: m_Connections)
delete it;
m_Connections.clear ();
}
I2PClientTunnel::I2PClientTunnel (boost::asio::io_service& service, const std::string& destination, int port):
m_Service (service), m_Acceptor (m_Service, boost::asio::ip::tcp::endpoint (boost::asio::ip::tcp::v4(), port)),
I2PTunnel (service), m_Acceptor (service, boost::asio::ip::tcp::endpoint (boost::asio::ip::tcp::v4(), port)),
m_Destination (destination), m_DestinationIdentHash (nullptr), m_RemoteLeaseSet (nullptr)
{
}
@ -162,15 +182,13 @@ namespace stream
void I2PClientTunnel::Stop ()
{
m_Acceptor.close();
for (auto it: m_Connections)
delete it;
m_Connections.clear ();
ClearConnections ();
m_DestinationIdentHash = nullptr;
}
void I2PClientTunnel::Accept ()
{
auto newSocket = new boost::asio::ip::tcp::socket (m_Service);
auto newSocket = new boost::asio::ip::tcp::socket (GetService ());
m_Acceptor.async_accept (*newSocket, boost::bind (&I2PClientTunnel::HandleAccept, this,
boost::asio::placeholders::error, newSocket));
}
@ -198,8 +216,8 @@ namespace stream
if (m_RemoteLeaseSet) // leaseSet found
{
LogPrint ("New I2PTunnel connection");
auto connection = new I2PTunnelConnection (socket, m_RemoteLeaseSet);
m_Connections.insert (connection);
auto connection = new I2PTunnelConnection (this, socket, m_RemoteLeaseSet);
AddConnection (connection);
}
else
{
@ -213,7 +231,7 @@ namespace stream
}
I2PServerTunnel::I2PServerTunnel (boost::asio::io_service& service, const std::string& address, int port,
const i2p::data::IdentHash& localDestination): m_Service (service),
const i2p::data::IdentHash& localDestination): I2PTunnel (service),
m_Endpoint (boost::asio::ip::address::from_string (address), port)
{
m_LocalDestination = FindLocalDestination (localDestination);
@ -228,6 +246,7 @@ namespace stream
void I2PServerTunnel::Stop ()
{
ClearConnections ();
}
void I2PServerTunnel::Accept ()
@ -239,7 +258,7 @@ namespace stream
void I2PServerTunnel::HandleAccept (i2p::stream::Stream * stream)
{
if (stream)
new I2PTunnelConnection (stream, new boost::asio::ip::tcp::socket (m_Service), m_Endpoint);
new I2PTunnelConnection (this, stream, new boost::asio::ip::tcp::socket (GetService ()), m_Endpoint);
}
}
}

33
I2PTunnel.h
View file

@ -14,13 +14,15 @@ namespace stream
{
const size_t I2P_TUNNEL_CONNECTION_BUFFER_SIZE = 8192;
const int I2P_TUNNEL_CONNECTION_MAX_IDLE = 3600; // in seconds
class I2PTunnel;
class I2PTunnelConnection
{
public:
I2PTunnelConnection (boost::asio::ip::tcp::socket * socket,
I2PTunnelConnection (I2PTunnel * owner, boost::asio::ip::tcp::socket * socket,
const i2p::data::LeaseSet * leaseSet);
I2PTunnelConnection (Stream * stream, boost::asio::ip::tcp::socket * socket,
I2PTunnelConnection (I2PTunnel * owner, Stream * stream, boost::asio::ip::tcp::socket * socket,
const boost::asio::ip::tcp::endpoint& target);
~I2PTunnelConnection ();
@ -41,9 +43,29 @@ namespace stream
uint8_t m_Buffer[I2P_TUNNEL_CONNECTION_BUFFER_SIZE], m_StreamBuffer[I2P_TUNNEL_CONNECTION_BUFFER_SIZE];
boost::asio::ip::tcp::socket * m_Socket;
Stream * m_Stream;
I2PTunnel * m_Owner;
};
class I2PClientTunnel
class I2PTunnel
{
public:
I2PTunnel (boost::asio::io_service& service): m_Service (service) {};
virtual ~I2PTunnel () { ClearConnections (); };
void AddConnection (I2PTunnelConnection * conn);
void RemoveConnection (I2PTunnelConnection * conn);
void ClearConnections ();
boost::asio::io_service& GetService () { return m_Service; };
private:
boost::asio::io_service& m_Service;
std::set<I2PTunnelConnection *> m_Connections;
};
class I2PClientTunnel: public I2PTunnel
{
public:
@ -60,15 +82,13 @@ namespace stream
private:
boost::asio::io_service& m_Service;
boost::asio::ip::tcp::acceptor m_Acceptor;
std::string m_Destination;
const i2p::data::IdentHash * m_DestinationIdentHash;
const i2p::data::LeaseSet * m_RemoteLeaseSet;
std::set<I2PTunnelConnection *> m_Connections;
};
class I2PServerTunnel
class I2PServerTunnel: public I2PTunnel
{
public:
@ -85,7 +105,6 @@ namespace stream
private:
boost::asio::io_service& m_Service;
StreamingDestination * m_LocalDestination;
boost::asio::ip::tcp::endpoint m_Endpoint;
};