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Remove some obsolete stuff, rev protocol version.

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Adam Ierymenko 2024-09-22 12:32:17 -04:00
parent 5b7e1ceb68
commit a44fd40889
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4 changed files with 34 additions and 112 deletions
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26
node/Switch.cpp
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@ -83,31 +83,7 @@ void Switch::onRemotePacket(void *tPtr,const int64_t localSocket,const InetAddre
const SharedPtr<Path> path(RR->topology->getPath(localSocket,fromAddr));
path->received(now);
if (len == 13) {
/* LEGACY: before VERB_PUSH_DIRECT_PATHS, peers used broadcast
* announcements on the LAN to solve the 'same network problem.' We
* no longer send these, but we'll listen for them for a while to
* locate peers with versions <1.0.4. */
const Address beaconAddr(reinterpret_cast<const char *>(data) + 8,5);
if (beaconAddr == RR->identity.address()) {
return;
}
if (!RR->node->shouldUsePathForZeroTierTraffic(tPtr,beaconAddr,localSocket,fromAddr)) {
return;
}
const SharedPtr<Peer> peer(RR->topology->getPeer(tPtr,beaconAddr));
if (peer) { // we'll only respond to beacons from known peers
if ((now - _lastBeaconResponse) >= 2500) { // limit rate of responses
_lastBeaconResponse = now;
Packet outp(peer->address(),RR->identity.address(),Packet::VERB_NOP);
outp.armor(peer->key(),true,peer->aesKeysIfSupported());
Metrics::pkt_nop_out++;
path->send(RR,tPtr,outp.data(),outp.size(),now);
}
}
} else if (len > ZT_PROTO_MIN_FRAGMENT_LENGTH) { // SECURITY: min length check is important since we do some C-style stuff below!
if (len > ZT_PROTO_MIN_FRAGMENT_LENGTH) {
if (reinterpret_cast<const uint8_t *>(data)[ZT_PACKET_FRAGMENT_IDX_FRAGMENT_INDICATOR] == ZT_PACKET_FRAGMENT_INDICATOR) {
// Handle fragment ----------------------------------------------------