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move Bob's peer tests from SSU2 session to server
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This commit is contained in:
orignal
2024-09-28 22:05:25 -04:00
parent abbe1fea64
commit 15cd4feade
4 changed files with 56 additions and 40 deletions
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libi2pd/SSU2Session.cpp
+23 -39
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@@ -283,7 +283,6 @@ namespace transport
m_SentPackets.clear ();
m_IncompleteMessages.clear ();
m_RelaySessions.clear ();
m_PeerTests.clear ();
m_ReceivedI2NPMsgIDs.clear ();
m_Server.RemoveSession (m_SourceConnID);
transports.PeerDisconnected (shared_from_this ());
@@ -2145,7 +2144,7 @@ namespace transport
GetRemoteIdentity ()->GetIdentHash ());
if (session) // session with Charlie
{
session->m_PeerTests.emplace (nonce, std::make_pair (shared_from_this (), i2p::util::GetSecondsSinceEpoch ()));
m_Server.AddPeerTest (nonce, shared_from_this (), ts/1000);
auto packet = m_Server.GetSentPacketsPool ().AcquireShared ();
// Alice's RouterInfo
auto r = i2p::data::netdb.FindRouter (GetRemoteIdentity ()->GetIdentHash ());
@@ -2251,34 +2250,29 @@ namespace transport
}
case 3: // Bob from Charlie
{
auto it = m_PeerTests.find (nonce);
if (it != m_PeerTests.end ())
{
auto aliceSession = it->second.first.lock ();
if (aliceSession && aliceSession->IsEstablished ())
{
uint8_t payload[SSU2_MAX_PACKET_SIZE];
// Charlie's RouterInfo
auto r = i2p::data::netdb.FindRouter (GetRemoteIdentity ()->GetIdentHash ());
if (r && (r->IsUnreachable () || !i2p::data::netdb.PopulateRouterInfoBuffer (r))) r = nullptr;
size_t payloadSize = r ? CreateRouterInfoBlock (payload, m_MaxPayloadSize - len - 32, r) : 0;
if (!payloadSize && r)
aliceSession->SendFragmentedMessage (CreateDatabaseStoreMsg (r));
if (payloadSize + len + 16 > m_MaxPayloadSize)
{
// doesn't fit one message, send RouterInfo in separate message
aliceSession->SendData (payload, payloadSize);
payloadSize = 0;
}
// PeerTest to Alice
payloadSize += CreatePeerTestBlock (payload + payloadSize, m_MaxPayloadSize, 4,
(SSU2PeerTestCode)buf[1], GetRemoteIdentity ()->GetIdentHash (), buf + offset, len - offset);
if (payloadSize < m_MaxPayloadSize)
payloadSize += CreatePaddingBlock (payload + payloadSize, m_MaxPayloadSize - payloadSize);
auto aliceSession = m_Server.GetPeerTest (nonce);
if (aliceSession && aliceSession->IsEstablished ())
{
uint8_t payload[SSU2_MAX_PACKET_SIZE];
// Charlie's RouterInfo
auto r = i2p::data::netdb.FindRouter (GetRemoteIdentity ()->GetIdentHash ());
if (r && (r->IsUnreachable () || !i2p::data::netdb.PopulateRouterInfoBuffer (r))) r = nullptr;
size_t payloadSize = r ? CreateRouterInfoBlock (payload, m_MaxPayloadSize - len - 32, r) : 0;
if (!payloadSize && r)
aliceSession->SendFragmentedMessage (CreateDatabaseStoreMsg (r));
if (payloadSize + len + 16 > m_MaxPayloadSize)
{
// doesn't fit one message, send RouterInfo in separate message
aliceSession->SendData (payload, payloadSize);
}
m_PeerTests.erase (it);
}
payloadSize = 0;
}
// PeerTest to Alice
payloadSize += CreatePeerTestBlock (payload + payloadSize, m_MaxPayloadSize, 4,
(SSU2PeerTestCode)buf[1], GetRemoteIdentity ()->GetIdentHash (), buf + offset, len - offset);
if (payloadSize < m_MaxPayloadSize)
payloadSize += CreatePaddingBlock (payload + payloadSize, m_MaxPayloadSize - payloadSize);
aliceSession->SendData (payload, payloadSize);
}
else
LogPrint (eLogWarning, "SSU2: Unknown peer test 3 nonce ", nonce);
break;
@@ -3030,16 +3024,6 @@ namespace transport
else
++it;
}
for (auto it = m_PeerTests.begin (); it != m_PeerTests.end ();)
{
if (ts > it->second.second + SSU2_PEER_TEST_EXPIRATION_TIMEOUT || it->second.first.expired ())
{
LogPrint (eLogWarning, "SSU2: Peer test nonce ", it->first, " was not responded in ", SSU2_PEER_TEST_EXPIRATION_TIMEOUT, " seconds or session invalid. Deleted");
it = m_PeerTests.erase (it);
}
else
++it;
}
if (m_PathChallenge)
RequestTermination (eSSU2TerminationReasonNormalClose);
}