diff options
Diffstat (limited to 'node/Node.cpp')
| -rw-r--r-- | node/Node.cpp | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/node/Node.cpp b/node/Node.cpp index 655e3188..9be0b768 100644 --- a/node/Node.cpp +++ b/node/Node.cpp @@ -62,6 +62,7 @@ #include "Identity.hpp" #include "Topology.hpp" #include "SocketManager.hpp" +#include "Packet.hpp" #include "Switch.hpp" #include "EthernetTap.hpp" #include "CMWC4096.hpp" @@ -534,6 +535,7 @@ Node::ReasonForTermination Node::run() uint64_t lastNetworkFingerprintCheck = 0; uint64_t lastMulticastCheck = 0; uint64_t lastSupernodePingCheck = 0; + uint64_t lastBeacon = 0; long lastDelayDelta = 0; uint64_t networkConfigurationFingerprint = 0; @@ -676,6 +678,18 @@ Node::ReasonForTermination Node::run() _r->updater->checkIfMaxIntervalExceeded(now); } + // Send beacons to physical local LANs + if ((resynchronize)||((now - lastBeacon) >= ZT_BEACON_INTERVAL)) { + lastBeacon = now; + char bcn[ZT_PROTO_BEACON_LENGTH]; + *((uint32_t *)(bcn)) = _r->prng->next32(); + *((uint32_t *)(bcn + 4)) = _r->prng->next32(); + _r->identity.address().copyTo(bcn + ZT_PROTO_BEACON_IDX_ADDRESS,ZT_ADDRESS_LENGTH); + TRACE("sending LAN beacon to %s",ZT_DEFAULTS.v4Broadcast.toString().c_str()); + _r->antiRec->logOutgoingZT(bcn,ZT_PROTO_BEACON_LENGTH); + _r->sm->send(ZT_DEFAULTS.v4Broadcast,false,false,bcn,ZT_PROTO_BEACON_LENGTH); + } + // Sleep for loop interval or until something interesting happens. try { unsigned long delay = std::min((unsigned long)ZT_MAX_SERVICE_LOOP_INTERVAL,_r->sw->doTimerTasks()); |