35c56b9181
Stream Stats Rx and Tx both are calculated only if 'Track Stream Stats' is configured on the port
89 lines
2.6 KiB
C++
89 lines
2.6 KiB
C++
/*
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Copyright (C) 2010-2016 Srivats P.
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This file is part of "Ostinato"
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This 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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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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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>
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*/
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#ifndef _PACKET_SEQUENCE_H
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#define _PACKET_SEQUENCE_H
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#include "pcapextra.h"
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#include "../common/sign.h"
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#include "streamstats.h"
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class PacketSequence
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{
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public:
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PacketSequence(bool trackGuidStats) {
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trackGuidStats_ = trackGuidStats;
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sendQueue_ = pcap_sendqueue_alloc(1*1024*1024);
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lastPacket_ = NULL;
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packets_ = 0;
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bytes_ = 0;
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usecDuration_ = 0;
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repeatCount_ = 1;
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repeatSize_ = 1;
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usecDelay_ = 0;
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}
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~PacketSequence() {
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pcap_sendqueue_destroy(sendQueue_);
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}
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bool hasFreeSpace(int size) {
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if ((sendQueue_->len + size) <= sendQueue_->maxlen)
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return true;
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else
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return false;
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}
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int appendPacket(const struct pcap_pkthdr *pktHeader,
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const uchar *pktData) {
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int ret;
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if (lastPacket_)
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{
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usecDuration_ += (pktHeader->ts.tv_sec
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- lastPacket_->ts.tv_sec) * long(1e6);
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usecDuration_ += (pktHeader->ts.tv_usec
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- lastPacket_->ts.tv_usec);
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}
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packets_++;
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bytes_ += pktHeader->caplen;
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lastPacket_ = (struct pcap_pkthdr *)
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(sendQueue_->buffer + sendQueue_->len);
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ret = pcap_sendqueue_queue(sendQueue_, pktHeader, pktData);
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if (trackGuidStats_ && (ret >= 0)) {
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uint guid;
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if (SignProtocol::packetGuid(pktData, pktHeader->caplen, &guid)) {
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streamStatsMeta_[guid].tx_pkts++;
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streamStatsMeta_[guid].tx_bytes += pktHeader->caplen;
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}
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}
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return ret;
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}
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pcap_send_queue *sendQueue_;
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struct pcap_pkthdr *lastPacket_;
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long packets_;
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long bytes_;
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ulong usecDuration_;
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int repeatCount_;
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int repeatSize_;
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long usecDelay_;
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StreamStats streamStatsMeta_;
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private:
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bool trackGuidStats_;
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};
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#endif
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