mirror of
https://github.com/ntop/ntopng.git
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85 lines
2.4 KiB
C++
85 lines
2.4 KiB
C++
/*
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*
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* (C) 2019 - ntop.org
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*
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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*/
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#ifndef _CONTINUOUS_PING_H_
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#define _CONTINUOUS_PING_H_
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#ifndef WIN32
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struct cp_stats {
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time_t last_refresh;
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u_int32_t num_ping_sent, num_ping_rcvd;
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float min_rtt, max_rtt, last_rtt;
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};
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/* ***************************************** */
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class ContinuousPingStats {
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private:
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struct cp_stats stats;
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public:
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ContinuousPingStats() { reset(); }
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inline void getStats(struct cp_stats *out) { memcpy(&out, &stats, sizeof(struct cp_stats)); }
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inline void heartbeat() { stats.last_refresh = time(NULL); }
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inline void incSent() { stats.num_ping_sent++; }
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inline void update(float rtt) {
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stats.num_ping_rcvd++, stats.last_rtt = rtt;
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stats.min_rtt = (stats.num_ping_rcvd == 1) ? rtt : min(stats.min_rtt, rtt);
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stats.max_rtt = max(stats.max_rtt, rtt);
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}
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inline float getSuccessRate(float *min_rtt, float *max_rtt) {
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float pctg = (stats.num_ping_rcvd == 0) ? 0 : (float)(stats.num_ping_rcvd*100)/(float)(stats.num_ping_rcvd);
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*min_rtt = stats.min_rtt, *max_rtt = stats.max_rtt;
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return(pctg);
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}
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inline void reset() { memset(&stats, 0, sizeof(stats)); heartbeat(); }
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};
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/* ***************************************** */
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class ContinuousPing {
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private:
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std::map<std::string /* IP */, ContinuousPingStats* /* stats */> v4_results, v6_results;
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Ping *pinger;
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pthread_t poller;
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Mutex m;
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void pingAll();
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void readPingResults();
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public:
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ContinuousPing();
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~ContinuousPing();
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void runPingCampaign();
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void ping(char *_addr, bool use_v6);
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void pollResults();
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void collectResponses(lua_State* vm);
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};
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#endif /* WIN32 */
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#endif /* _CONTINUOUS_PING_H_ */
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