cwinfo/yggdrasil-go
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Only split queues based on port number for TCP/UDP/SCTP, rely only on protocol number for other protos to prevent issues with IPIP, GRE, etc

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Neil Alexander 2018-07-22 12:00:40 +01:00
parent f53699367b
commit 3f4295f8cd
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GPG Key ID: A02A2019A2BB0944
1 changed files with 10 additions and 3 deletions
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13
src/yggdrasil/session.go
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@ -445,9 +445,16 @@ func (sinfo *sessionInfo) doSend(bs []byte) {
coords = append(coords, sinfo.coords...) // Start with the real coords
coords = append(coords, 0) // Add an explicit 0 for the destination's self peer
addUint64(bs[6:7]) // Byte 6, next header type (e.g. TCP vs UDP)
// TODO parse headers, in case the next header isn't TCP/UDP for some reason
addUint64(bs[40:42]) // Bytes 40-41, source port for TCP/UDP
addUint64(bs[42:44]) // Bytes 42-43, destination port for TCP/UDP
// Is the next header TCP, UDP, SCTP for finding source port?
// 0x06 (6) = TCP, 0x11 (17) = UDP, 0x84 (132) = SCTP
// TODO: Perhaps improve this for other protocols
// TODO: Consider that the Next Header could be an IPv6 Extension Header instead
if bs[6:7][0] == 0x06 || bs[6:7][0] == 0x11 || bs[6:7][0] == 0x84 {
if len(bs) > 44 {
addUint64(bs[40:42]) // Bytes 40-41, source port for TCP/UDP/SCTP
addUint64(bs[42:44]) // Bytes 42-43, destination port for TCP/UDP/SCTP
}
}
payload, nonce := boxSeal(&sinfo.sharedSesKey, bs, &sinfo.myNonce)
defer util_putBytes(payload)
p := wire_trafficPacket{