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ban abusing IPs

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orignal 2015-02-10 13:05:08 -05:00
parent 6783b22ad0
commit 52f9d5f0aa
2 changed files with 38 additions and 7 deletions
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39
NTCPSession.cpp
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@ -131,11 +131,17 @@ namespace transport
void NTCPSession::ServerLogin ()
{
// receive Phase1
boost::asio::async_read (m_Socket, boost::asio::buffer(&m_Establisher->phase1, sizeof (NTCPPhase1)), boost::asio::transfer_all (),
std::bind(&NTCPSession::HandlePhase1Received, shared_from_this (),
std::placeholders::_1, std::placeholders::_2));
ScheduleTermination ();
boost::system::error_code ec;
auto ep = m_Socket.remote_endpoint(ec);
if (!ec)
{
m_ConnectedFrom = ep.address ();
// receive Phase1
boost::asio::async_read (m_Socket, boost::asio::buffer(&m_Establisher->phase1, sizeof (NTCPPhase1)), boost::asio::transfer_all (),
std::bind(&NTCPSession::HandlePhase1Received, shared_from_this (),
std::placeholders::_1, std::placeholders::_2));
ScheduleTermination ();
}
}
void NTCPSession::HandlePhase1Sent (const boost::system::error_code& ecode, std::size_t bytes_transferred)
@ -482,6 +488,7 @@ namespace transport
if (ecode)
{
LogPrint (eLogError, "Read error: ", ecode.message ());
if (!m_NumReceivedBytes) m_Server.Ban (m_ConnectedFrom);
//if (ecode != boost::asio::error::operation_aborted)
Terminate ();
}
@ -857,7 +864,20 @@ namespace transport
if (!ec)
{
LogPrint (eLogInfo, "Connected from ", ep);
conn->ServerLogin ();
auto it = m_BanList.find (ep.address ());
if (it != m_BanList.end ())
{
uint32_t ts = i2p::util::GetSecondsSinceEpoch ();
if (ts < it->second)
{
LogPrint (eLogInfo, ep.address (), " is banned for ", it->second - ts, " more seconds");
conn = nullptr;
}
else
m_BanList.erase (it);
}
if (conn)
conn->ServerLogin ();
}
else
LogPrint (eLogError, "Connected from error ", ec.message ());
@ -923,5 +943,12 @@ namespace transport
conn->ClientLogin ();
}
}
void NTCPServer::Ban (const boost::asio::ip::address& addr)
{
uint32_t ts = i2p::util::GetSecondsSinceEpoch ();
m_BanList[addr] = ts + NTCP_BAN_EXPIRATION_TIMEOUT;
LogPrint (eLogInfo, addr, " has been banned for ", NTCP_BAN_EXPIRATION_TIMEOUT, " seconds");
}
}
}