469 lines
13 KiB
C++
469 lines
13 KiB
C++
/*
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Copyright (C) 2010 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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#include "portstatsmodel.h"
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#include "portgrouplist.h"
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#include <QApplication>
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#include <QPainter>
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#include <QPalette>
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#include <QPixmapCache>
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#include <QTimer>
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enum {
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// XXX: The byte stats don't include FCS so include it in the overhead
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kPerPacketByteOverhead = 24 // 1(SFD)+7(Preamble)+12(IPG)+4(FCS)
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};
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PortStatsModel::PortStatsModel(PortGroupList *p, QObject *parent)
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: QAbstractTableModel(parent)
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{
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pgl = p;
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timer = new QTimer();
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connect(timer, SIGNAL(timeout()), this, SLOT(updateStats()));
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timer->start(1000);
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}
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PortStatsModel::~PortStatsModel()
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{
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timer->stop();
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delete timer;
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}
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int PortStatsModel::rowCount(const QModelIndex &parent) const
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{
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if (parent.isValid())
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return 0;
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if (numPorts.isEmpty())
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return 0;
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if (numPorts.last() == 0)
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return 0;
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return (int) e_STAT_MAX;
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}
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int PortStatsModel::columnCount(const QModelIndex &parent ) const
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{
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if (parent.isValid())
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return 0;
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else
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if (numPorts.isEmpty())
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return 0;
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else
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return numPorts.last();
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}
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void PortStatsModel::getDomainIndexes(const QModelIndex &index,
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uint &portGroupIdx, uint &portIdx) const
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{
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int portNum;
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// TODO(LOW): Optimize using binary search: see qLowerBound()
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portNum = index.column() + 1;
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for (portGroupIdx = 0; portGroupIdx < (uint) numPorts.size(); portGroupIdx++)
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if (portNum <= numPorts.at(portGroupIdx))
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break;
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if (portGroupIdx)
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{
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if (numPorts.at(portGroupIdx -1))
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portIdx = (portNum - 1) - numPorts.at(portGroupIdx - 1);
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else
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portIdx = portNum - 1;
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}
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else
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portIdx = portNum - 1;
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//qDebug("PSM: %d - %d, %d", index.column(), portGroupIdx, portIdx);
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}
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QVariant PortStatsModel::data(const QModelIndex &index, int role) const
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{
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// Check for a valid index
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if (!index.isValid())
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return QVariant();
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// Check for row/column limits
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int row = index.row();
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if (row >= e_STAT_MAX)
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return QVariant();
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if (numPorts.isEmpty())
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return QVariant();
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if (index.column() >= (numPorts.last()))
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return QVariant();
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if (role == Qt::TextAlignmentRole)
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{
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if (row >= e_STATISTICS_START && row <= e_STATISTICS_END)
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return Qt::AlignRight; // right-align numbers
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else
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return Qt::AlignHCenter; // center-align everything else
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}
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uint pgidx, pidx;
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getDomainIndexes(index, pgidx, pidx);
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OstProto::PortStats stats = pgl->mPortGroups.at(pgidx)
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->mPorts[pidx]->getStats();
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// Check role
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if (role == Qt::DisplayRole)
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{
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switch(row)
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{
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// Info
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case e_INFO_USER:
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return pgl->mPortGroups.at(pgidx)->mPorts[pidx]->userName();
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// States
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case e_COMBO_STATE:
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return QVariant();
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// Statistics
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case e_STAT_FRAMES_RCVD:
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return QString("%L1").arg(quint64(stats.rx_pkts()));
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case e_STAT_FRAMES_SENT:
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return QString("%L1").arg(quint64(stats.tx_pkts()));
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case e_STAT_FRAME_SEND_RATE:
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return QString("%L1").arg(quint64(stats.tx_pps()));
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case e_STAT_FRAME_RECV_RATE:
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return QString("%L1").arg(quint64(stats.rx_pps()));
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case e_STAT_BYTES_RCVD:
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return QString("%L1").arg(quint64(stats.rx_bytes()));
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case e_STAT_BYTES_SENT:
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return QString("%L1").arg(quint64(stats.tx_bytes()));
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#if 0
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case e_STAT_BYTE_SEND_RATE:
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return QString("%L1").arg(quint64(stats.tx_bps()));
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case e_STAT_BYTE_RECV_RATE:
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return QString("%L1").arg(quint64(stats.rx_bps()));
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#endif
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case e_STAT_BIT_SEND_RATE:
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return QString("%L1").arg(quint64(
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stats.tx_bps()
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+ stats.tx_pps()*kPerPacketByteOverhead)*8);
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case e_STAT_BIT_RECV_RATE:
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return QString("%L1").arg(quint64(
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stats.rx_bps()
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+ stats.rx_pps()*kPerPacketByteOverhead)*8);
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#if 0
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case e_STAT_FRAMES_RCVD_NIC:
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return stats.rx_pkts_nic();
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case e_STAT_FRAMES_SENT_NIC:
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return stats.tx_pkts_nic();
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case e_STAT_BYTES_RCVD_NIC:
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return stats.rx_bytes_nic();
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case e_STAT_BYTES_SENT_NIC:
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return stats.tx_bytes_nic();
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#endif
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case e_STAT_RX_DROPS:
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return QString("%L1").arg(quint64(stats.rx_drops()));
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case e_STAT_RX_ERRORS:
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return QString("%L1").arg(quint64(stats.rx_errors()));
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case e_STAT_RX_FIFO_ERRORS:
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return QString("%L1").arg(quint64(stats.rx_fifo_errors()));
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case e_STAT_RX_FRAME_ERRORS:
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return QString("%L1").arg(quint64(stats.rx_frame_errors()));
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default:
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qWarning("%s: Unhandled stats id %d\n", __FUNCTION__,
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index.row());
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return 0;
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}
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}
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else if (role == Qt::DecorationRole)
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{
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if (row == e_COMBO_STATE)
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return statusIcons(
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stats.state().link_state(),
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stats.state().is_transmit_on(),
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stats.state().is_capture_on());
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else
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return QVariant();
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}
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else if (role == Qt::ToolTipRole)
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{
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if (row == e_COMBO_STATE) {
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QString linkIcon;
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switch (stats.state().link_state()) {
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case OstProto::LinkStateUp:
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linkIcon = ":/icons/bullet_green.png";
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break;
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case OstProto::LinkStateDown:
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linkIcon = ":/icons/bullet_red.png";
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break;
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case OstProto::LinkStateUnknown:
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linkIcon = ":/icons/bullet_white.png";
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break;
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}
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// FIXME: Ideally, the text should be vertically centered wrt icon
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// but style='vertical-align:middle for the img tag doesn't work
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QString tooltip = QString("<img src='%1'/> Link %2")
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.arg(linkIcon)
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.arg(LinkStateName.at(
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stats.state().link_state()));
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if (stats.state().is_transmit_on())
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tooltip.prepend("<img src=':/icons/transmit_on.png'/>"
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" Transmit On<br/>");
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if (stats.state().is_capture_on())
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tooltip.append("<br/><img src=':/icons/sound_none.png'/>"
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" Capture On");
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return tooltip;
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}
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else
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return QVariant();
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}
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else
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return QVariant();
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}
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QVariant PortStatsModel::headerData(int section, Qt::Orientation orientation, int role) const
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{
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if (role == Qt::ToolTipRole)
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{
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if (orientation == Qt::Horizontal)
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{
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QString notes;
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uint portGroupIdx, portIdx;
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if (numPorts.isEmpty() || section >= numPorts.last())
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return QVariant();
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getDomainIndexes(index(0, section), portGroupIdx, portIdx);
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notes = pgl->mPortGroups.at(portGroupIdx)->mPorts[portIdx]->notes();
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if (!notes.isEmpty())
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return notes;
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else
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return QVariant();
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}
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else
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return QVariant();
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}
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if ((role == Qt::BackgroundRole) && (orientation == Qt::Vertical)
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&& qApp->styleSheet().isEmpty())
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{
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QPalette palette = QApplication::palette();
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return section & 0x1 ?
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palette.alternateBase() : palette.base();
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}
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if (role != Qt::DisplayRole)
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return QVariant();
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if (orientation == Qt::Horizontal)
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{
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uint portGroupIdx, portIdx;
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QString portName;
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if (numPorts.isEmpty() || section >= numPorts.last())
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return QVariant();
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getDomainIndexes(index(0, section), portGroupIdx, portIdx);
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PortGroup *portGroup = pgl->mPortGroups.at(portGroupIdx);
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Port *port = portGroup->mPorts.at(portIdx);
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portName = QString("Port %1-%2")
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.arg(portGroup->id())
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.arg(port->id());
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if (portGroupIdx < (uint) pgl->mPortGroups.size()
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&& portIdx < (uint) portGroup->mPorts.size())
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{
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if (!port->notes().isEmpty())
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portName += " *";
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portName += "\n";
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portName += port->userDescription().isEmpty() ?
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port->userAlias() : port->userDescription();
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}
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return portName;
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}
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else
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return PortStatName.at(section);
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}
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Qt::DropActions PortStatsModel::supportedDropActions() const
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{
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return Qt::IgnoreAction; // read-only model, doesn't accept any data
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}
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void PortStatsModel::portListFromIndex(QModelIndexList indices,
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QList<PortGroupAndPortList> &portList)
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{
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int i, j;
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QModelIndexList selectedCols(indices);
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portList.clear();
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//selectedCols = indices.selectedColumns();
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for (i = 0; i < selectedCols.size(); i++)
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{
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uint portGroupIdx, portIdx;
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getDomainIndexes(selectedCols.at(i), portGroupIdx, portIdx);
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for (j = 0; j < portList.size(); j++)
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{
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if (portList[j].portGroupId == portGroupIdx)
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break;
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}
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if (j >= portList.size())
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{
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// PortGroup Not found
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PortGroupAndPortList p;
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p.portGroupId = portGroupIdx;
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p.portList.append(portIdx);
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portList.append(p);
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}
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else
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{
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// PortGroup found
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portList[j].portList.append(portIdx);
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}
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}
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}
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//
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// Slots
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//
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void PortStatsModel::when_portListChanged()
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{
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int i, count = 0;
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beginResetModel();
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// recalc numPorts
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while (numPorts.size())
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numPorts.removeFirst();
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for (i = 0; i < pgl->mPortGroups.size(); i++)
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{
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count += pgl->mPortGroups.at(i)->numPorts();
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numPorts.append(count);
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}
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endResetModel();
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}
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void PortStatsModel::when_portGroupDataChanged(int /*portGroupId*/, int /*portId*/)
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{
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if (!columnCount())
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return;
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// Port (user) description may have changed - update column headers
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// TODO: update only the changed ports, not all
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emit headerDataChanged(Qt::Horizontal, 0, columnCount()-1);
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}
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// FIXME: unused? if used, the index calculation row/column needs to be swapped
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#if 0
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void PortStatsModel::on_portStatsUpdate(int port, void* /*stats*/)
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{
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QModelIndex topLeft = index(port, 0, QModelIndex());
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QModelIndex bottomRight = index(port, e_STAT_MAX, QModelIndex());
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emit dataChanged(topLeft, bottomRight);
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}
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#endif
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void PortStatsModel::updateStats()
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{
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// Request each portgroup to fetch updated stats - the port group
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// raises a signal once updated stats are available
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for (int i = 0; i < pgl->mPortGroups.size(); i++)
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pgl->mPortGroups[i]->getPortStats();
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}
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void PortStatsModel::when_portGroup_stats_update(quint32 /*portGroupId*/)
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{
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// FIXME(MED): update only the changed ports, not all
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QModelIndex topLeft = index(0, 0, QModelIndex());
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QModelIndex bottomRight = index(rowCount()-1, columnCount()-1, QModelIndex());
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emit dataChanged(topLeft, bottomRight);
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}
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QPixmap PortStatsModel::statusIcons(
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int linkState, bool transmit, bool capture) const
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{
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QPixmap pixmap;
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QString key = QString("$ost:statusList:%1:%2:%3")
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.arg(linkState).arg(transmit).arg(capture);
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if (QPixmapCache::find(key, pixmap))
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return pixmap;
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static int sz = QPixmap(":/icons/transmit_on.png").width();
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// Assume all icons are of same size and are square
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QPixmap blank(sz, sz);
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blank.fill(Qt::transparent);
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pixmap = QPixmap(sz*3, sz);
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pixmap.fill(Qt::transparent);
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QPainter painter(&pixmap);
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painter.drawPixmap(0, 0,
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transmit ? QPixmap(":/icons/transmit_on.png") : blank);
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switch (linkState) {
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case OstProto::LinkStateUp:
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painter.drawPixmap(sz, 0, QPixmap(":/icons/bullet_green.png"));
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break;
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case OstProto::LinkStateDown:
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painter.drawPixmap(sz, 0, QPixmap(":/icons/bullet_red.png"));
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break;
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case OstProto::LinkStateUnknown:
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painter.drawPixmap(sz, 0, QPixmap(":/icons/bullet_white.png"));
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break;
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default:
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painter.drawPixmap(sz, 0, blank);
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}
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painter.drawPixmap(sz*2, 0,
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capture ? QPixmap(":/icons/sound_none.png") : blank);
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QPixmapCache::insert(key, pixmap);
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return pixmap;
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}
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