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send termination message

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orignal 2018-08-02 15:31:15 -04:00
parent 6cf158ac63
commit 0a33c18e36
2 changed files with 22 additions and 6 deletions
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24
libi2pd/NTCP2.cpp
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@ -570,8 +570,8 @@ namespace transport
i2p::data::RouterInfo ri (buf.data () + 4, size - 1); // 1 byte block type + 2 bytes size + 1 byte flag
if (ri.IsUnreachable ())
{
LogPrint (eLogError, "NTCP2: Signature verification failed in SessionConfirmed");
Terminate ();
LogPrint (eLogError, "NTCP2: Signature verification failed in SessionConfirmed");
SendTerminationAndTerminate (eNTCP2RouterInfoSignatureVerificationFail);
return;
}
auto addr = ri.GetNTCP2Address ();
@ -583,8 +583,8 @@ namespace transport
}
if (memcmp (addr->ntcp2->staticKey, m_Establisher->m_RemoteStaticKey, 32))
{
LogPrint (eLogError, "NTCP2: Static key mistmatch in SessionConfirmed");
Terminate ();
LogPrint (eLogError, "NTCP2: Static key mistmatch in SessionConfirmed");
SendTerminationAndTerminate (eNTCP2IncorrectSParameter);
return;
}
@ -728,7 +728,7 @@ namespace transport
case eNTCP2BlkTermination:
if (size >= 9)
{
LogPrint (eLogDebug, "NTCP2: termination. reason=", (int)(frame[offset + 9]));
LogPrint (eLogDebug, "NTCP2: termination. reason=", (int)(frame[offset + 8]));
Terminate ();
}
else
@ -828,6 +828,20 @@ namespace transport
delete[] payload;
}
void NTCP2Session::SendTermination (NTCP2TerminationReason reason)
{
uint8_t payload[12] = { eNTCP2BlkTermination, 0, 9 };
htobe64buf (payload + 3, m_ReceiveSequenceNumber);
payload[11] = (uint8_t)reason;
SendNextFrame (payload, 12);
}
void NTCP2Session::SendTerminationAndTerminate (NTCP2TerminationReason reason)
{
SendTermination (reason);
m_Server.GetService ().post (std::bind (&NTCP2Session::Terminate, shared_from_this ())); // let termination message go
}
void NTCP2Session::SendI2NPMessages (const std::vector<std::shared_ptr<I2NPMessage> >& msgs)
{
m_Server.GetService ().post (std::bind (&NTCP2Session::PostI2NPMessages, shared_from_this (), msgs));

4
libi2pd/NTCP2.h
View File

@ -40,7 +40,7 @@ namespace transport
eNTCP2ClockSkew, // 7
eNTCP2PaddingViolation, // 8
eNTCP2AEADFraminError, // 9
eNTCP2PayloadFromatError, // 10
eNTCP2PayloadFormatError, // 10
eNTCP2Message1Error, // 11
eNTCP2Message2Error, // 12
eNTCP2Message3Error, // 13
@ -135,6 +135,8 @@ namespace transport
void HandleNextFrameSent (const boost::system::error_code& ecode, std::size_t bytes_transferred);
void SendQueue ();
void SendRouterInfo ();
void SendTermination (NTCP2TerminationReason reason);
void SendTerminationAndTerminate (NTCP2TerminationReason reason);
void PostI2NPMessages (std::vector<std::shared_ptr<I2NPMessage> > msgs);
private: