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Added rate gates for QOS and ACK packets

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This commit is contained in:
Joseph Henry 2018-06-07 15:26:18 -07:00
parent b9975845ff
commit b6d97af451
3 changed files with 49 additions and 0 deletions
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28
node/Peer.hpp
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@ -523,6 +523,30 @@ public:
return false;
}
/**
* Rate limit gate for VERB_QOS_MEASUREMENT
*/
inline bool rateGateQoS(const int64_t now)
{
if ((now - _lastQoSReceive) <= ZT_PATH_QOS_ACK_CUTOFF_TIME)
++_QoSCutoffCount;
else _QoSCutoffCount = 0;
_lastQoSReceive = now;
return (_QoSCutoffCount < ZT_PATH_QOS_ACK_CUTOFF_LIMIT);
}
/**
* Rate limit gate for VERB_ACK
*/
inline bool rateGateACK(const int64_t now)
{
if ((now - _lastACKReceive) <= ZT_PATH_QOS_ACK_CUTOFF_TIME)
++_ACKCutoffCount;
else _ACKCutoffCount = 0;
_lastACKReceive = now;
return (_ACKCutoffCount < ZT_PATH_QOS_ACK_CUTOFF_LIMIT);
}
/**
* Serialize a peer for storage in local cache
*
@ -620,6 +644,8 @@ private:
int64_t _lastComRequestSent;
int64_t _lastCredentialsReceived;
int64_t _lastTrustEstablishedPacketReceived;
int64_t _lastQoSReceive;
int64_t _lastACKReceive;
int64_t _lastSentFullHello;
int64_t _lastPathPrune;
@ -635,6 +661,8 @@ private:
unsigned int _directPathPushCutoffCount;
unsigned int _credentialsCutoffCount;
unsigned int _QoSCutoffCount;
unsigned int _ACKCutoffCount;
AtomicCounter __refCount;