mirror of
https://github.com/ntop/ntopng.git
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86 lines
3.5 KiB
C++
86 lines
3.5 KiB
C++
/*
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*
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* (C) 2013-17 - 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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#include "ntop_includes.h"
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/* *************************************** */
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GenericTrafficElement::GenericTrafficElement() {
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last_bytes = 0, last_bytes_thpt = bytes_thpt = 0, bytes_thpt_trend = trend_unknown;
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last_bytes_periodic = 0, bytes_thpt_diff = 0;
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last_packets = 0, last_pkts_thpt = pkts_thpt = 0, pkts_thpt_trend = trend_unknown;
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last_update_time.tv_sec = 0, last_update_time.tv_usec = 0, vlan_id = 0;
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}
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/* *************************************** */
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void GenericTrafficElement::updateStats(struct timeval *tv) {
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if(last_update_time.tv_sec > 0) {
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float tdiff = (float)((tv->tv_sec-last_update_time.tv_sec)*1000+(tv->tv_usec-last_update_time.tv_usec)/1000);
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// Calculate bps throughput
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u_int64_t new_bytes = sent.getNumBytes()+rcvd.getNumBytes();
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float bytes_msec = ((float)((new_bytes-last_bytes)*1000))/tdiff;
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if(bytes_thpt < bytes_msec) bytes_thpt_trend = trend_up;
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else if(bytes_thpt > bytes_msec) bytes_thpt_trend = trend_down;
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else bytes_thpt_trend = trend_stable;
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bytes_thpt_diff = bytes_msec - bytes_thpt;
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last_bytes_thpt = bytes_thpt, last_pkts_thpt = pkts_thpt;
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last_bytes_periodic += new_bytes - last_bytes;
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bytes_thpt = bytes_msec, last_bytes = new_bytes;
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// Calculate pps throughput
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u_int64_t new_packets = sent.getNumPkts()+ rcvd.getNumPkts();
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float pkts_msec = ((float)((new_packets-last_packets)*1000))/tdiff;
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if(pkts_thpt < pkts_msec) pkts_thpt_trend = trend_up;
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else if(pkts_thpt > pkts_msec) pkts_thpt_trend = trend_down;
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else pkts_thpt_trend = trend_stable;
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pkts_thpt = pkts_msec, last_packets = new_packets;
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}
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memcpy(&last_update_time, tv, sizeof(struct timeval));
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}
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/* *************************************** */
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void GenericTrafficElement::lua(lua_State* vm, bool host_details) {
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lua_push_int_table_entry(vm, "vlan", vlan_id);
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lua_push_float_table_entry(vm, "throughput_bps", bytes_thpt);
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lua_push_float_table_entry(vm, "last_throughput_bps", last_bytes_thpt);
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lua_push_int_table_entry(vm, "throughput_trend_bps", bytes_thpt_trend);
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lua_push_float_table_entry(vm, "throughput_trend_bps_diff", bytes_thpt_diff);
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// ntop->getTrace()->traceEvent(TRACE_NORMAL, "[bytes_thpt: %.2f] [bytes_thpt_trend: %d]", bytes_thpt,bytes_thpt_trend);
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lua_push_float_table_entry(vm, "throughput_pps", pkts_thpt);
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lua_push_float_table_entry(vm, "last_throughput_pps", last_pkts_thpt);
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lua_push_int_table_entry(vm, "throughput_trend_pps", pkts_thpt_trend);
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if(host_details) {
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lua_push_int_table_entry(vm, "bytes.sent", sent.getNumBytes());
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lua_push_int_table_entry(vm, "bytes.rcvd", rcvd.getNumBytes());
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lua_push_int_table_entry(vm, "packets.sent", sent.getNumPkts());
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lua_push_int_table_entry(vm, "packets.rcvd", rcvd.getNumPkts());
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}
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}
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