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Allocates InterarrivalStats only for packet interfaces with unsampled traffic

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Fixes #2826
This commit is contained in:
Simone Mainardi 2019-09-10 12:15:01 +02:00
parent 32119bda1f
commit 8c3271753e
3 changed files with 33 additions and 19 deletions
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10
include/Flow.h
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@ -166,7 +166,7 @@ class Flow : public GenericHashEntry {
struct timeval c2sFirstGoodputTime;
float rttSec, applLatencyMsec;
InterarrivalStats cli2srvPktTime, srv2cliPktTime;
InterarrivalStats *cli2srvPktTime, *srv2cliPktTime;
/* Counter values at last host update */
struct {
@ -211,7 +211,7 @@ class Flow : public GenericHashEntry {
bool checkTor(char *hostname);
void setBittorrentHash(char *hash);
bool isLowGoodput();
void updatePacketStats(InterarrivalStats *stats, const struct timeval *when);
static void updatePacketStats(InterarrivalStats *stats, const struct timeval *when);
void dumpPacketStats(lua_State* vm, bool cli2srv_direction);
bool isReadyToBeMarkedAsIdle();
bool isBlacklistedFlow() const;
@ -466,9 +466,9 @@ class Flow : public GenericHashEntry {
inline float getCli2SrvMaxThpt() { return(rttSec ? ((float)(cli2srv_window*8)/rttSec) : 0); }
inline float getSrv2CliMaxThpt() { return(rttSec ? ((float)(srv2cli_window*8)/rttSec) : 0); }
inline InterarrivalStats* getCli2SrvIATStats() { return(&cli2srvPktTime); }
inline InterarrivalStats* getSrv2CliIATStats() { return(&srv2cliPktTime); }
inline InterarrivalStats* getCli2SrvIATStats() const { return cli2srvPktTime; }
inline InterarrivalStats* getSrv2CliIATStats() const { return srv2cliPktTime; }
bool isIdleFlow();
inline bool isTCPEstablished() const { return (!isTCPClosed() && !isTCPReset()
&& ((src2dst_tcp_flags & (TH_SYN | TH_ACK)) == (TH_SYN | TH_ACK))