Adding support for GUI TopologyView to visualize port packet stats as an alternative to port byte stats.

Change-Id: I323840c4fe98009759646eed0c4c66fa2bad0e61
This commit is contained in:
Thomas Vachuska 2017-03-30 13:28:49 -07:00 committed by Simon Hunt
parent d821b18cab
commit 0932ac5e56
4 changed files with 58 additions and 15 deletions

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@ -25,12 +25,32 @@ import org.onosproject.net.statistic.Load;
@Beta
public interface PortStatisticsService {
/** Specifies the type of metric. */
enum MetricType {
/** Load is to be given in bytes/second. */
BYTES,
/** Load is to be given in packets/second. */
PACKETS
}
/**
* Obtain the egress load for the given port.
* Obtain the egress load for the given port in terms of bytes per second.
*
* @param connectPoint the port to query
* @return egress traffic load
*/
Load load(ConnectPoint connectPoint);
/**
* Obtain the egress load for the given port in terms of the specified metric.
*
* @param connectPoint the port to query
* @param metricType metric type
* @return egress traffic load
*/
default Load load(ConnectPoint connectPoint, MetricType metricType) {
return load(connectPoint);
}
}

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@ -75,21 +75,28 @@ public class PortStatisticsManager implements PortStatisticsService {
@Override
public Load load(ConnectPoint connectPoint) {
return load(connectPoint, MetricType.BYTES);
}
@Override
public Load load(ConnectPoint connectPoint, MetricType metricType) {
DataPoint c = current.get(connectPoint);
DataPoint p = previous.get(connectPoint);
long now = System.currentTimeMillis();
if (c != null && p != null && (now - c.time < STALE_LIMIT)) {
if (c.time > p.time + SECOND) {
long cve = getEgressValue(c.stats, metricType);
long cvi = getIngressValue(c.stats, metricType);
long pve = getEgressValue(p.stats, metricType);
long pvi = getIngressValue(p.stats, metricType);
//Use max of either Tx or Rx load as the total load of a port
Load load = null;
if (c.stats.bytesSent() >= p.stats.bytesSent()) {
load = new DefaultLoad(c.stats.bytesSent(), p.stats.bytesSent(),
(int) (c.time - p.time) / SECOND);
if (cve >= pve) {
load = new DefaultLoad(cve, pve, (int) (c.time - p.time) / SECOND);
}
if (c.stats.bytesReceived() >= p.stats.bytesReceived()) {
Load rcvLoad = new DefaultLoad(c.stats.bytesReceived(), p.stats.bytesReceived(),
(int) (c.time - p.time) / SECOND);
if (cvi >= pvi) {
Load rcvLoad = new DefaultLoad(cvi, pvi, (int) (c.time - p.time) / SECOND);
load = ((load == null) || (rcvLoad.rate() > load.rate())) ? rcvLoad : load;
}
return load;
@ -98,6 +105,14 @@ public class PortStatisticsManager implements PortStatisticsService {
return null;
}
private long getEgressValue(PortStatistics stats, MetricType metricType) {
return metricType == MetricType.BYTES ? stats.bytesSent() : stats.packetsSent();
}
private long getIngressValue(PortStatistics stats, MetricType metricType) {
return metricType == MetricType.BYTES ? stats.bytesReceived() : stats.packetsReceived();
}
// Monitors port stats update messages.
private class InternalDeviceListener implements DeviceListener {
@Override

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@ -18,6 +18,7 @@
package org.onosproject.ui.impl;
import com.google.common.collect.ImmutableList;
import org.onosproject.incubator.net.PortStatisticsService.MetricType;
import org.onosproject.net.Device;
import org.onosproject.net.DeviceId;
import org.onosproject.net.ElementId;
@ -67,10 +68,10 @@ import java.util.Set;
import java.util.Timer;
import java.util.TimerTask;
import static org.onosproject.incubator.net.PortStatisticsService.MetricType.BYTES;
import static org.onosproject.incubator.net.PortStatisticsService.MetricType.PACKETS;
import static org.onosproject.net.DefaultEdgeLink.createEdgeLink;
import static org.onosproject.ui.impl.TrafficMonitor.Mode.IDLE;
import static org.onosproject.ui.impl.TrafficMonitor.Mode.RELATED_INTENTS;
import static org.onosproject.ui.impl.TrafficMonitor.Mode.SELECTED_INTENT;
import static org.onosproject.ui.impl.TrafficMonitor.Mode.*;
/**
* Encapsulates the behavior of monitoring specific traffic patterns.
@ -372,7 +373,9 @@ public class TrafficMonitor extends AbstractTopoMonitor {
if (type == StatsType.FLOW_STATS) {
attachFlowLoad(tlink);
} else if (type == StatsType.PORT_STATS) {
attachPortLoad(tlink);
attachPortLoad(tlink, BYTES);
} else if (type == StatsType.PORT_PACKET_STATS) {
attachPortLoad(tlink, PACKETS);
}
// we only want to report on links deemed to have traffic
@ -483,14 +486,14 @@ public class TrafficMonitor extends AbstractTopoMonitor {
link.addLoad(getLinkFlowLoad(link.two()));
}
private void attachPortLoad(TrafficLink link) {
private void attachPortLoad(TrafficLink link, MetricType metricType) {
// For bi-directional traffic links, use
// the max link rate of either direction
// (we choose 'one' since we know that is never null)
Link one = link.one();
Load egressSrc = servicesBundle.portStatsService().load(one.src());
Load egressDst = servicesBundle.portStatsService().load(one.dst());
link.addLoad(maxLoad(egressSrc, egressDst), BPS_THRESHOLD);
Load egressSrc = servicesBundle.portStatsService().load(one.src(), metricType);
Load egressDst = servicesBundle.portStatsService().load(one.dst(), metricType);
link.addLoad(maxLoad(egressSrc, egressDst), metricType == BYTES ? BPS_THRESHOLD : 0);
// link.addLoad(maxLoad(egressSrc, egressDst), 10); // DEBUG ONLY!!
}

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@ -242,6 +242,11 @@ public class TrafficLink extends BiLink {
*/
PORT_STATS,
/**
* Number of packets per second.
*/
PORT_PACKET_STATS,
/**
* Custom tagged information.
*/