/* | |
* Copyright 2015 Open Networking Laboratory | |
* | |
* Licensed under the Apache License, Version 2.0 (the "License"); | |
* you may not use this file except in compliance with the License. | |
* You may obtain a copy of the License at | |
* | |
* http://www.apache.org/licenses/LICENSE-2.0 | |
* | |
* Unless required by applicable law or agreed to in writing, software | |
* distributed under the License is distributed on an "AS IS" BASIS, | |
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
* See the License for the specific language governing permissions and | |
* limitations under the License. | |
*/ | |
package org.onosproject.net.statistic; | |
import org.onosproject.net.ConnectPoint; | |
import org.onosproject.net.flow.FlowEntry; | |
import org.onosproject.net.flow.TypedStoredFlowEntry; | |
import org.onosproject.net.flow.DefaultTypedFlowEntry; | |
import static com.google.common.base.Preconditions.checkNotNull; | |
/** | |
* Load of flow entry of flow live type. | |
*/ | |
public class TypedFlowEntryWithLoad { | |
private ConnectPoint cp; | |
private TypedStoredFlowEntry tfe; | |
private Load load; | |
//TODO: make this variables class, and share with NewAdaptivceFlowStatsCollector class | |
private static final int CAL_AND_POLL_INTERVAL = 5; // means SHORT_POLL_INTERVAL | |
private static final int MID_POLL_INTERVAL = 10; | |
private static final int LONG_POLL_INTERVAL = 15; | |
/** | |
* Creates a new typed flow entry with load. | |
* | |
* @param cp connect point | |
* @param tfe typed flow entry | |
* @param load load | |
*/ | |
public TypedFlowEntryWithLoad(ConnectPoint cp, TypedStoredFlowEntry tfe, Load load) { | |
this.cp = cp; | |
this.tfe = tfe; | |
this.load = load; | |
} | |
/** | |
* Creates a new typed flow entry with load. | |
* | |
* @param cp connect point | |
* @param tfe typed flow entry | |
*/ | |
public TypedFlowEntryWithLoad(ConnectPoint cp, TypedStoredFlowEntry tfe) { | |
this.cp = cp; | |
this.tfe = tfe; | |
this.load = new DefaultLoad(tfe.bytes(), 0, typedPollInterval(tfe)); | |
} | |
/** | |
* Creates a new typed flow entry with load. | |
* | |
* @param cp connect point | |
* @param fe flow entry | |
*/ | |
public TypedFlowEntryWithLoad(ConnectPoint cp, FlowEntry fe) { | |
this.cp = cp; | |
this.tfe = newTypedStoredFlowEntry(fe); | |
this.load = new DefaultLoad(fe.bytes(), 0, typedPollInterval(this.tfe)); | |
} | |
public ConnectPoint connectPoint() { | |
return cp; | |
} | |
public TypedStoredFlowEntry typedStoredFlowEntry() { | |
return tfe; | |
} | |
public Load load() { | |
return load; | |
} | |
public void setLoad(Load load) { | |
this.load = load; | |
} | |
/** | |
* Returns short polling interval. | |
* | |
* @return short poll interval | |
*/ | |
public static int shortPollInterval() { | |
return CAL_AND_POLL_INTERVAL; | |
} | |
/** | |
* Returns mid polling interval. | |
* | |
* @return mid poll interval | |
*/ | |
public static int midPollInterval() { | |
return MID_POLL_INTERVAL; | |
} | |
/** | |
* Returns long polling interval. | |
* | |
* @return long poll interval | |
*/ | |
public static int longPollInterval() { | |
return LONG_POLL_INTERVAL; | |
} | |
/** | |
* Returns average polling interval. | |
* | |
* @return average poll interval | |
*/ | |
public static int avgPollInterval() { | |
return (CAL_AND_POLL_INTERVAL + MID_POLL_INTERVAL + LONG_POLL_INTERVAL) / 3; | |
} | |
/** | |
* Returns current typed flow entry's polling interval. | |
* | |
* @param tfe typed flow entry | |
* @return typed poll interval | |
*/ | |
public static long typedPollInterval(TypedStoredFlowEntry tfe) { | |
checkNotNull(tfe, "TypedStoredFlowEntry cannot be null"); | |
switch (tfe.flowLiveType()) { | |
case LONG_FLOW: | |
return LONG_POLL_INTERVAL; | |
case MID_FLOW: | |
return MID_POLL_INTERVAL; | |
case SHORT_FLOW: | |
case IMMEDIATE_FLOW: | |
default: | |
return CAL_AND_POLL_INTERVAL; | |
} | |
} | |
/** | |
* Creates a new typed flow entry with the given flow entry fe. | |
* | |
* @param fe flow entry | |
* @return new typed flow entry | |
*/ | |
public static TypedStoredFlowEntry newTypedStoredFlowEntry(FlowEntry fe) { | |
if (fe == null) { | |
return null; | |
} | |
long life = fe.life(); | |
if (life >= LONG_POLL_INTERVAL) { | |
return new DefaultTypedFlowEntry(fe, TypedStoredFlowEntry.FlowLiveType.LONG_FLOW); | |
} else if (life >= MID_POLL_INTERVAL) { | |
return new DefaultTypedFlowEntry(fe, TypedStoredFlowEntry.FlowLiveType.MID_FLOW); | |
} else if (life >= CAL_AND_POLL_INTERVAL) { | |
return new DefaultTypedFlowEntry(fe, TypedStoredFlowEntry.FlowLiveType.SHORT_FLOW); | |
} else if (life >= 0) { | |
return new DefaultTypedFlowEntry(fe, TypedStoredFlowEntry.FlowLiveType.IMMEDIATE_FLOW); | |
} else { // life < 0 | |
return new DefaultTypedFlowEntry(fe, TypedStoredFlowEntry.FlowLiveType.UNKNOWN_FLOW); | |
} | |
} | |
} |