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Experimenting

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This commit is contained in:
Nate Brown
2026-05-11 11:51:46 -05:00
parent b7e9939e92
commit 86cef88744
33 changed files with 691 additions and 560 deletions
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18
handshake_manager.go
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@@ -971,11 +971,11 @@ func (hm *HandshakeManager) continueHandshake(via ViaSender, hh *HandshakeHostIn
if f.l.Enabled(context.Background(), slog.LevelDebug) {
hostinfo.logger(f.l).Debug("Sending stored packets", "count", len(hh.packetStore))
}
nb := make([]byte, 12, 12)
out := make([]byte, mtu)
buf := f.bufAlloc.Acquire()
for _, cp := range hh.packetStore {
cp.callback(cp.messageType, cp.messageSubType, hostinfo, cp.packet, nb, out)
cp.callback(cp.messageType, cp.messageSubType, hostinfo, cp.packet, buf)
}
f.bufAlloc.Release(buf)
f.cachedPacketMetrics.sent.Inc(int64(len(hh.packetStore)))
}
@@ -1085,7 +1085,9 @@ func (hm *HandshakeManager) sendHandshakeResponse(via ViaSender, msg []byte, hos
// We received a valid handshake on this relay, so make sure the relay
// state reflects that, in case it had been marked Disestablished.
via.relayHI.relayState.UpdateRelayForByIdxState(via.remoteIdx, Established)
f.SendVia(via.relayHI, via.relay, msg, make([]byte, 12), make([]byte, mtu), false)
buf := f.bufAlloc.Acquire()
f.SendVia(via.relayHI, via.relay, msg, buf)
f.bufAlloc.Release(buf)
f.l.Info("Handshake message sent", append(logFields, "relay", via.relayHI.vpnAddrs[0])...)
}
}
@@ -1102,7 +1104,9 @@ func (hm *HandshakeManager) handleCheckAndCompleteError(err error, existing, hos
switch err {
case ErrAlreadySeen:
if existing.SetRemoteIfPreferred(f.hostMap, via) {
f.SendMessageToVpnAddr(header.Test, header.TestRequest, hostinfo.vpnAddrs[0], []byte(""), make([]byte, 12, 12), make([]byte, mtu))
buf := f.bufAlloc.Acquire()
f.SendMessageToVpnAddr(header.Test, header.TestRequest, hostinfo.vpnAddrs[0], []byte(""), buf)
f.bufAlloc.Release(buf)
}
// Resend the original response. The peer is committed to that response's
// ephemeral keys; a freshly-built one would have different keys and break
@@ -1125,7 +1129,9 @@ func (hm *HandshakeManager) handleCheckAndCompleteError(err error, existing, hos
"responderIndex", hostinfo.localIndexId,
"handshake", hsFields,
)
f.SendMessageToVpnAddr(header.Test, header.TestRequest, hostinfo.vpnAddrs[0], []byte(""), make([]byte, 12, 12), make([]byte, mtu))
buf := f.bufAlloc.Acquire()
f.SendMessageToVpnAddr(header.Test, header.TestRequest, hostinfo.vpnAddrs[0], []byte(""), buf)
f.bufAlloc.Release(buf)
case ErrLocalIndexCollision:
f.l.Error("Failed to add HostInfo due to localIndex collision",