diff options
Diffstat (limited to 'framework/src/onos/core/net/src/main/java/org/onosproject/net/statistic/impl')
3 files changed, 0 insertions, 1025 deletions
diff --git a/framework/src/onos/core/net/src/main/java/org/onosproject/net/statistic/impl/FlowStatisticManager.java b/framework/src/onos/core/net/src/main/java/org/onosproject/net/statistic/impl/FlowStatisticManager.java deleted file mode 100644 index f18c56dc..00000000 --- a/framework/src/onos/core/net/src/main/java/org/onosproject/net/statistic/impl/FlowStatisticManager.java +++ /dev/null @@ -1,634 +0,0 @@ -/*
- * 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.impl;
-
-import com.google.common.base.MoreObjects;
-import com.google.common.base.Predicate;
-import com.google.common.collect.ImmutableSet;
-import org.apache.felix.scr.annotations.Activate;
-import org.apache.felix.scr.annotations.Component;
-import org.apache.felix.scr.annotations.Deactivate;
-import org.apache.felix.scr.annotations.Reference;
-import org.apache.felix.scr.annotations.ReferenceCardinality;
-import org.apache.felix.scr.annotations.Service;
-import org.onosproject.cli.Comparators;
-import org.onosproject.net.ConnectPoint;
-import org.onosproject.net.Device;
-import org.onosproject.net.Port;
-import org.onosproject.net.PortNumber;
-import org.onosproject.net.device.DeviceService;
-import org.onosproject.net.flow.DefaultTypedFlowEntry;
-import org.onosproject.net.flow.FlowEntry;
-import org.onosproject.net.flow.FlowRule;
-import org.onosproject.net.flow.FlowRuleEvent;
-import org.onosproject.net.flow.FlowRuleListener;
-import org.onosproject.net.flow.FlowRuleService;
-import org.onosproject.net.flow.TypedStoredFlowEntry;
-import org.onosproject.net.flow.instructions.Instruction;
-import org.onosproject.net.statistic.DefaultLoad;
-import org.onosproject.net.statistic.FlowStatisticService;
-import org.onosproject.net.statistic.Load;
-import org.onosproject.net.statistic.FlowStatisticStore;
-import org.onosproject.net.statistic.SummaryFlowEntryWithLoad;
-import org.onosproject.net.statistic.TypedFlowEntryWithLoad;
-
-import org.slf4j.Logger;
-
-import java.util.ArrayList;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
-import java.util.Objects;
-import java.util.Set;
-import java.util.TreeMap;
-import java.util.stream.Collectors;
-
-import static com.google.common.base.Preconditions.checkNotNull;
-import static org.onosproject.security.AppGuard.checkPermission;
-import static org.slf4j.LoggerFactory.getLogger;
-import static org.onosproject.security.AppPermission.Type.*;
-
-/**
- * Provides an implementation of the Flow Statistic Service.
- */
-@Component(immediate = true, enabled = true)
-@Service
-public class FlowStatisticManager implements FlowStatisticService {
- private final Logger log = getLogger(getClass());
-
- @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
- protected FlowRuleService flowRuleService;
-
- @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
- protected FlowStatisticStore flowStatisticStore;
-
- @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
- protected DeviceService deviceService;
-
- private final InternalFlowRuleStatsListener frListener = new InternalFlowRuleStatsListener();
-
- @Activate
- public void activate() {
- flowRuleService.addListener(frListener);
- log.info("Started");
- }
-
- @Deactivate
- public void deactivate() {
- flowRuleService.removeListener(frListener);
- log.info("Stopped");
- }
-
- @Override
- public Map<ConnectPoint, SummaryFlowEntryWithLoad> loadSummary(Device device) {
- checkPermission(STATISTIC_READ);
-
- Map<ConnectPoint, SummaryFlowEntryWithLoad> summaryLoad = new TreeMap<>(Comparators.CONNECT_POINT_COMPARATOR);
-
- if (device == null) {
- return summaryLoad;
- }
-
- List<Port> ports = new ArrayList<>(deviceService.getPorts(device.id()));
-
- for (Port port : ports) {
- ConnectPoint cp = new ConnectPoint(device.id(), port.number());
- SummaryFlowEntryWithLoad sfe = loadSummaryPortInternal(cp);
- summaryLoad.put(cp, sfe);
- }
-
- return summaryLoad;
- }
-
- @Override
- public SummaryFlowEntryWithLoad loadSummary(Device device, PortNumber pNumber) {
- checkPermission(STATISTIC_READ);
-
- ConnectPoint cp = new ConnectPoint(device.id(), pNumber);
- return loadSummaryPortInternal(cp);
- }
-
- @Override
- public Map<ConnectPoint, List<TypedFlowEntryWithLoad>> loadAllByType(Device device,
- TypedStoredFlowEntry.FlowLiveType liveType,
- Instruction.Type instType) {
- checkPermission(STATISTIC_READ);
-
- Map<ConnectPoint, List<TypedFlowEntryWithLoad>> allLoad = new TreeMap<>(Comparators.CONNECT_POINT_COMPARATOR);
-
- if (device == null) {
- return allLoad;
- }
-
- List<Port> ports = new ArrayList<>(deviceService.getPorts(device.id()));
-
- for (Port port : ports) {
- ConnectPoint cp = new ConnectPoint(device.id(), port.number());
- List<TypedFlowEntryWithLoad> tfel = loadAllPortInternal(cp, liveType, instType);
- allLoad.put(cp, tfel);
- }
-
- return allLoad;
- }
-
- @Override
- public List<TypedFlowEntryWithLoad> loadAllByType(Device device, PortNumber pNumber,
- TypedStoredFlowEntry.FlowLiveType liveType,
- Instruction.Type instType) {
- checkPermission(STATISTIC_READ);
-
- ConnectPoint cp = new ConnectPoint(device.id(), pNumber);
- return loadAllPortInternal(cp, liveType, instType);
- }
-
- @Override
- public Map<ConnectPoint, List<TypedFlowEntryWithLoad>> loadTopnByType(Device device,
- TypedStoredFlowEntry.FlowLiveType liveType,
- Instruction.Type instType,
- int topn) {
- checkPermission(STATISTIC_READ);
-
- Map<ConnectPoint, List<TypedFlowEntryWithLoad>> allLoad = new TreeMap<>(Comparators.CONNECT_POINT_COMPARATOR);
-
- if (device == null) {
- return allLoad;
- }
-
- List<Port> ports = new ArrayList<>(deviceService.getPorts(device.id()));
-
- for (Port port : ports) {
- ConnectPoint cp = new ConnectPoint(device.id(), port.number());
- List<TypedFlowEntryWithLoad> tfel = loadTopnPortInternal(cp, liveType, instType, topn);
- allLoad.put(cp, tfel);
- }
-
- return allLoad;
- }
-
- @Override
- public List<TypedFlowEntryWithLoad> loadTopnByType(Device device, PortNumber pNumber,
- TypedStoredFlowEntry.FlowLiveType liveType,
- Instruction.Type instType,
- int topn) {
- checkPermission(STATISTIC_READ);
-
- ConnectPoint cp = new ConnectPoint(device.id(), pNumber);
- return loadTopnPortInternal(cp, liveType, instType, topn);
- }
-
- private SummaryFlowEntryWithLoad loadSummaryPortInternal(ConnectPoint cp) {
- checkPermission(STATISTIC_READ);
-
- Set<FlowEntry> currentStats;
- Set<FlowEntry> previousStats;
-
- TypedStatistics typedStatistics;
- synchronized (flowStatisticStore) {
- currentStats = flowStatisticStore.getCurrentFlowStatistic(cp);
- if (currentStats == null) {
- return new SummaryFlowEntryWithLoad(cp, new DefaultLoad());
- }
- previousStats = flowStatisticStore.getPreviousFlowStatistic(cp);
- if (previousStats == null) {
- return new SummaryFlowEntryWithLoad(cp, new DefaultLoad());
- }
- // copy to local flow entry
- typedStatistics = new TypedStatistics(currentStats, previousStats);
-
- // Check for validity of this stats data
- checkLoadValidity(currentStats, previousStats);
- }
-
- // current and previous set is not empty!
- Set<FlowEntry> currentSet = typedStatistics.current();
- Set<FlowEntry> previousSet = typedStatistics.previous();
- Load totalLoad = new DefaultLoad(aggregateBytesSet(currentSet), aggregateBytesSet(previousSet),
- TypedFlowEntryWithLoad.avgPollInterval());
-
- Map<FlowRule, TypedStoredFlowEntry> currentMap;
- Map<FlowRule, TypedStoredFlowEntry> previousMap;
-
- currentMap = typedStatistics.currentImmediate();
- previousMap = typedStatistics.previousImmediate();
- Load immediateLoad = new DefaultLoad(aggregateBytesMap(currentMap), aggregateBytesMap(previousMap),
- TypedFlowEntryWithLoad.shortPollInterval());
-
- currentMap = typedStatistics.currentShort();
- previousMap = typedStatistics.previousShort();
- Load shortLoad = new DefaultLoad(aggregateBytesMap(currentMap), aggregateBytesMap(previousMap),
- TypedFlowEntryWithLoad.shortPollInterval());
-
- currentMap = typedStatistics.currentMid();
- previousMap = typedStatistics.previousMid();
- Load midLoad = new DefaultLoad(aggregateBytesMap(currentMap), aggregateBytesMap(previousMap),
- TypedFlowEntryWithLoad.midPollInterval());
-
- currentMap = typedStatistics.currentLong();
- previousMap = typedStatistics.previousLong();
- Load longLoad = new DefaultLoad(aggregateBytesMap(currentMap), aggregateBytesMap(previousMap),
- TypedFlowEntryWithLoad.longPollInterval());
-
- currentMap = typedStatistics.currentUnknown();
- previousMap = typedStatistics.previousUnknown();
- Load unknownLoad = new DefaultLoad(aggregateBytesMap(currentMap), aggregateBytesMap(previousMap),
- TypedFlowEntryWithLoad.avgPollInterval());
-
- return new SummaryFlowEntryWithLoad(cp, totalLoad, immediateLoad, shortLoad, midLoad, longLoad, unknownLoad);
- }
-
- private List<TypedFlowEntryWithLoad> loadAllPortInternal(ConnectPoint cp,
- TypedStoredFlowEntry.FlowLiveType liveType,
- Instruction.Type instType) {
- checkPermission(STATISTIC_READ);
-
- List<TypedFlowEntryWithLoad> retTfel = new ArrayList<>();
-
- Set<FlowEntry> currentStats;
- Set<FlowEntry> previousStats;
-
- TypedStatistics typedStatistics;
- synchronized (flowStatisticStore) {
- currentStats = flowStatisticStore.getCurrentFlowStatistic(cp);
- if (currentStats == null) {
- return retTfel;
- }
- previousStats = flowStatisticStore.getPreviousFlowStatistic(cp);
- if (previousStats == null) {
- return retTfel;
- }
- // copy to local flow entry set
- typedStatistics = new TypedStatistics(currentStats, previousStats);
-
- // Check for validity of this stats data
- checkLoadValidity(currentStats, previousStats);
- }
-
- // current and previous set is not empty!
- boolean isAllLiveType = (liveType == null ? true : false); // null is all live type
- boolean isAllInstType = (instType == null ? true : false); // null is all inst type
-
- Map<FlowRule, TypedStoredFlowEntry> currentMap;
- Map<FlowRule, TypedStoredFlowEntry> previousMap;
-
- if (isAllLiveType || liveType == TypedStoredFlowEntry.FlowLiveType.IMMEDIATE_FLOW) {
- currentMap = typedStatistics.currentImmediate();
- previousMap = typedStatistics.previousImmediate();
-
- List<TypedFlowEntryWithLoad> fel = typedFlowEntryLoadByInstInternal(cp, currentMap, previousMap,
- isAllInstType, instType, TypedFlowEntryWithLoad.shortPollInterval());
- if (fel.size() > 0) {
- retTfel.addAll(fel);
- }
- }
-
- if (isAllLiveType || liveType == TypedStoredFlowEntry.FlowLiveType.SHORT_FLOW) {
- currentMap = typedStatistics.currentShort();
- previousMap = typedStatistics.previousShort();
-
- List<TypedFlowEntryWithLoad> fel = typedFlowEntryLoadByInstInternal(cp, currentMap, previousMap,
- isAllInstType, instType, TypedFlowEntryWithLoad.shortPollInterval());
- if (fel.size() > 0) {
- retTfel.addAll(fel);
- }
- }
-
- if (isAllLiveType || liveType == TypedStoredFlowEntry.FlowLiveType.MID_FLOW) {
- currentMap = typedStatistics.currentMid();
- previousMap = typedStatistics.previousMid();
-
- List<TypedFlowEntryWithLoad> fel = typedFlowEntryLoadByInstInternal(cp, currentMap, previousMap,
- isAllInstType, instType, TypedFlowEntryWithLoad.midPollInterval());
- if (fel.size() > 0) {
- retTfel.addAll(fel);
- }
- }
-
- if (isAllLiveType || liveType == TypedStoredFlowEntry.FlowLiveType.LONG_FLOW) {
- currentMap = typedStatistics.currentLong();
- previousMap = typedStatistics.previousLong();
-
- List<TypedFlowEntryWithLoad> fel = typedFlowEntryLoadByInstInternal(cp, currentMap, previousMap,
- isAllInstType, instType, TypedFlowEntryWithLoad.longPollInterval());
- if (fel.size() > 0) {
- retTfel.addAll(fel);
- }
- }
-
- if (isAllLiveType || liveType == TypedStoredFlowEntry.FlowLiveType.UNKNOWN_FLOW) {
- currentMap = typedStatistics.currentUnknown();
- previousMap = typedStatistics.previousUnknown();
-
- List<TypedFlowEntryWithLoad> fel = typedFlowEntryLoadByInstInternal(cp, currentMap, previousMap,
- isAllInstType, instType, TypedFlowEntryWithLoad.avgPollInterval());
- if (fel.size() > 0) {
- retTfel.addAll(fel);
- }
- }
-
- return retTfel;
- }
-
- private List<TypedFlowEntryWithLoad> typedFlowEntryLoadByInstInternal(ConnectPoint cp,
- Map<FlowRule, TypedStoredFlowEntry> currentMap,
- Map<FlowRule, TypedStoredFlowEntry> previousMap,
- boolean isAllInstType,
- Instruction.Type instType,
- int liveTypePollInterval) {
- List<TypedFlowEntryWithLoad> fel = new ArrayList<>();
-
- for (TypedStoredFlowEntry tfe : currentMap.values()) {
- if (isAllInstType ||
- tfe.treatment().allInstructions().stream().
- filter(i -> i.type() == instType).
- findAny().isPresent()) {
- long currentBytes = tfe.bytes();
- long previousBytes = previousMap.getOrDefault(tfe, new DefaultTypedFlowEntry((FlowRule) tfe)).bytes();
- Load fLoad = new DefaultLoad(currentBytes, previousBytes, liveTypePollInterval);
- fel.add(new TypedFlowEntryWithLoad(cp, tfe, fLoad));
- }
- }
-
- return fel;
- }
-
- private List<TypedFlowEntryWithLoad> loadTopnPortInternal(ConnectPoint cp,
- TypedStoredFlowEntry.FlowLiveType liveType,
- Instruction.Type instType,
- int topn) {
- List<TypedFlowEntryWithLoad> fel = loadAllPortInternal(cp, liveType, instType);
-
- // Sort with descending order of load
- List<TypedFlowEntryWithLoad> tfel =
- fel.stream().sorted(Comparators.TYPEFLOWENTRY_WITHLOAD_COMPARATOR).
- limit(topn).collect(Collectors.toList());
-
- return tfel;
- }
-
- private long aggregateBytesSet(Set<FlowEntry> setFE) {
- return setFE.stream().mapToLong(FlowEntry::bytes).sum();
- }
-
- private long aggregateBytesMap(Map<FlowRule, TypedStoredFlowEntry> mapFE) {
- return mapFE.values().stream().mapToLong(FlowEntry::bytes).sum();
- }
-
- /**
- * Internal data class holding two set of typed flow entries.
- */
- private static class TypedStatistics {
- private final ImmutableSet<FlowEntry> currentAll;
- private final ImmutableSet<FlowEntry> previousAll;
-
- private final Map<FlowRule, TypedStoredFlowEntry> currentImmediate = new HashMap<>();
- private final Map<FlowRule, TypedStoredFlowEntry> previousImmediate = new HashMap<>();
-
- private final Map<FlowRule, TypedStoredFlowEntry> currentShort = new HashMap<>();
- private final Map<FlowRule, TypedStoredFlowEntry> previousShort = new HashMap<>();
-
- private final Map<FlowRule, TypedStoredFlowEntry> currentMid = new HashMap<>();
- private final Map<FlowRule, TypedStoredFlowEntry> previousMid = new HashMap<>();
-
- private final Map<FlowRule, TypedStoredFlowEntry> currentLong = new HashMap<>();
- private final Map<FlowRule, TypedStoredFlowEntry> previousLong = new HashMap<>();
-
- private final Map<FlowRule, TypedStoredFlowEntry> currentUnknown = new HashMap<>();
- private final Map<FlowRule, TypedStoredFlowEntry> previousUnknown = new HashMap<>();
-
- public TypedStatistics(Set<FlowEntry> current, Set<FlowEntry> previous) {
- this.currentAll = ImmutableSet.copyOf(checkNotNull(current));
- this.previousAll = ImmutableSet.copyOf(checkNotNull(previous));
-
- currentAll.forEach(fe -> {
- TypedStoredFlowEntry tfe = TypedFlowEntryWithLoad.newTypedStoredFlowEntry(fe);
-
- switch (tfe.flowLiveType()) {
- case IMMEDIATE_FLOW:
- currentImmediate.put(fe, tfe);
- break;
- case SHORT_FLOW:
- currentShort.put(fe, tfe);
- break;
- case MID_FLOW:
- currentMid.put(fe, tfe);
- break;
- case LONG_FLOW:
- currentLong.put(fe, tfe);
- break;
- default:
- currentUnknown.put(fe, tfe);
- break;
- }
- });
-
- previousAll.forEach(fe -> {
- TypedStoredFlowEntry tfe = TypedFlowEntryWithLoad.newTypedStoredFlowEntry(fe);
-
- switch (tfe.flowLiveType()) {
- case IMMEDIATE_FLOW:
- if (currentImmediate.containsKey(fe)) {
- previousImmediate.put(fe, tfe);
- } else if (currentShort.containsKey(fe)) {
- previousShort.put(fe, tfe);
- } else if (currentMid.containsKey(fe)) {
- previousMid.put(fe, tfe);
- } else if (currentLong.containsKey(fe)) {
- previousLong.put(fe, tfe);
- } else {
- previousUnknown.put(fe, tfe);
- }
- break;
- case SHORT_FLOW:
- if (currentShort.containsKey(fe)) {
- previousShort.put(fe, tfe);
- } else if (currentMid.containsKey(fe)) {
- previousMid.put(fe, tfe);
- } else if (currentLong.containsKey(fe)) {
- previousLong.put(fe, tfe);
- } else {
- previousUnknown.put(fe, tfe);
- }
- break;
- case MID_FLOW:
- if (currentMid.containsKey(fe)) {
- previousMid.put(fe, tfe);
- } else if (currentLong.containsKey(fe)) {
- previousLong.put(fe, tfe);
- } else {
- previousUnknown.put(fe, tfe);
- }
- break;
- case LONG_FLOW:
- if (currentLong.containsKey(fe)) {
- previousLong.put(fe, tfe);
- } else {
- previousUnknown.put(fe, tfe);
- }
- break;
- default:
- previousUnknown.put(fe, tfe);
- break;
- }
- });
- }
-
- /**
- * Returns flow entries as the current value.
- *
- * @return flow entries as the current value
- */
- public ImmutableSet<FlowEntry> current() {
- return currentAll;
- }
-
- /**
- * Returns flow entries as the previous value.
- *
- * @return flow entries as the previous value
- */
- public ImmutableSet<FlowEntry> previous() {
- return previousAll;
- }
-
- public Map<FlowRule, TypedStoredFlowEntry> currentImmediate() {
- return currentImmediate;
- }
- public Map<FlowRule, TypedStoredFlowEntry> previousImmediate() {
- return previousImmediate;
- }
- public Map<FlowRule, TypedStoredFlowEntry> currentShort() {
- return currentShort;
- }
- public Map<FlowRule, TypedStoredFlowEntry> previousShort() {
- return previousShort;
- }
- public Map<FlowRule, TypedStoredFlowEntry> currentMid() {
- return currentMid;
- }
- public Map<FlowRule, TypedStoredFlowEntry> previousMid() {
- return previousMid;
- }
- public Map<FlowRule, TypedStoredFlowEntry> currentLong() {
- return currentLong;
- }
- public Map<FlowRule, TypedStoredFlowEntry> previousLong() {
- return previousLong;
- }
- public Map<FlowRule, TypedStoredFlowEntry> currentUnknown() {
- return currentUnknown;
- }
- public Map<FlowRule, TypedStoredFlowEntry> previousUnknown() {
- return previousUnknown;
- }
-
- /**
- * Validates values are not empty.
- *
- * @return false if either of the sets is empty. Otherwise, true.
- */
- public boolean isValid() {
- return !(currentAll.isEmpty() || previousAll.isEmpty());
- }
-
- @Override
- public int hashCode() {
- return Objects.hash(currentAll, previousAll);
- }
-
- @Override
- public boolean equals(Object obj) {
- if (this == obj) {
- return true;
- }
- if (!(obj instanceof TypedStatistics)) {
- return false;
- }
- final TypedStatistics other = (TypedStatistics) obj;
- return Objects.equals(this.currentAll, other.currentAll) &&
- Objects.equals(this.previousAll, other.previousAll);
- }
-
- @Override
- public String toString() {
- return MoreObjects.toStringHelper(this)
- .add("current", currentAll)
- .add("previous", previousAll)
- .toString();
- }
- }
-
- private void checkLoadValidity(Set<FlowEntry> current, Set<FlowEntry> previous) {
- current.stream().forEach(c -> {
- FlowEntry f = previous.stream().filter(p -> c.equals(p)).
- findAny().orElse(null);
- if (f != null && c.bytes() < f.bytes()) {
- log.debug("FlowStatisticManager:checkLoadValidity():" +
- "Error: " + c + " :Previous bytes=" + f.bytes() +
- " is larger than current bytes=" + c.bytes() + " !!!");
- }
- });
-
- }
-
- /**
- * Creates a predicate that checks the instruction type of a flow entry is the same as
- * the specified instruction type.
- *
- * @param instType instruction type to be checked
- * @return predicate
- */
- private static Predicate<FlowEntry> hasInstructionType(Instruction.Type instType) {
- return new Predicate<FlowEntry>() {
- @Override
- public boolean apply(FlowEntry flowEntry) {
- List<Instruction> allInstructions = flowEntry.treatment().allInstructions();
-
- return allInstructions.stream().filter(i -> i.type() == instType).findAny().isPresent();
- }
- };
- }
-
- /**
- * Internal flow rule event listener for FlowStatisticManager.
- */
- private class InternalFlowRuleStatsListener implements FlowRuleListener {
-
- @Override
- public void event(FlowRuleEvent event) {
- FlowRule rule = event.subject();
- switch (event.type()) {
- case RULE_ADDED:
- if (rule instanceof FlowEntry) {
- flowStatisticStore.addFlowStatistic((FlowEntry) rule);
- }
- break;
- case RULE_UPDATED:
- flowStatisticStore.updateFlowStatistic((FlowEntry) rule);
- break;
- case RULE_ADD_REQUESTED:
- break;
- case RULE_REMOVE_REQUESTED:
- break;
- case RULE_REMOVED:
- flowStatisticStore.removeFlowStatistic(rule);
- break;
- default:
- log.warn("Unknown flow rule event {}", event);
- }
- }
- }
-}
diff --git a/framework/src/onos/core/net/src/main/java/org/onosproject/net/statistic/impl/StatisticManager.java b/framework/src/onos/core/net/src/main/java/org/onosproject/net/statistic/impl/StatisticManager.java deleted file mode 100644 index 57964d69..00000000 --- a/framework/src/onos/core/net/src/main/java/org/onosproject/net/statistic/impl/StatisticManager.java +++ /dev/null @@ -1,371 +0,0 @@ -/* - * Copyright 2014 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.impl; - -import com.google.common.base.MoreObjects; -import com.google.common.base.Predicate; -import com.google.common.collect.FluentIterable; -import com.google.common.collect.ImmutableSet; -import org.apache.felix.scr.annotations.Activate; -import org.apache.felix.scr.annotations.Component; -import org.apache.felix.scr.annotations.Deactivate; -import org.apache.felix.scr.annotations.Reference; -import org.apache.felix.scr.annotations.ReferenceCardinality; -import org.apache.felix.scr.annotations.Service; -import org.onosproject.core.ApplicationId; -import org.onosproject.core.GroupId; -import org.onosproject.net.ConnectPoint; -import org.onosproject.net.Link; -import org.onosproject.net.Path; - -import org.onosproject.net.flow.FlowEntry; -import org.onosproject.net.flow.FlowRule; -import org.onosproject.net.flow.FlowRuleEvent; -import org.onosproject.net.flow.FlowRuleListener; -import org.onosproject.net.flow.FlowRuleService; -import org.onosproject.net.statistic.DefaultLoad; -import org.onosproject.net.statistic.Load; -import org.onosproject.net.statistic.StatisticService; -import org.onosproject.net.statistic.StatisticStore; -import org.slf4j.Logger; - -import java.util.Collections; -import java.util.Objects; -import java.util.Optional; -import java.util.Set; - -import static com.google.common.base.Preconditions.checkNotNull; -import static org.slf4j.LoggerFactory.getLogger; -import static org.onosproject.security.AppGuard.checkPermission; -import static org.onosproject.security.AppPermission.Type.*; - - -/** - * Provides an implementation of the Statistic Service. - */ -@Component(immediate = true) -@Service -public class StatisticManager implements StatisticService { - - private final Logger log = getLogger(getClass()); - - @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) - protected FlowRuleService flowRuleService; - - @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) - protected StatisticStore statisticStore; - - - private final InternalFlowRuleListener listener = new InternalFlowRuleListener(); - - @Activate - public void activate() { - flowRuleService.addListener(listener); - log.info("Started"); - - } - - @Deactivate - public void deactivate() { - flowRuleService.removeListener(listener); - log.info("Stopped"); - } - - @Override - public Load load(Link link) { - checkPermission(STATISTIC_READ); - - return load(link.src()); - } - - @Override - public Load load(Link link, ApplicationId appId, Optional<GroupId> groupId) { - checkPermission(STATISTIC_READ); - - Statistics stats = getStatistics(link.src()); - if (!stats.isValid()) { - return new DefaultLoad(); - } - - ImmutableSet<FlowEntry> current = FluentIterable.from(stats.current()) - .filter(hasApplicationId(appId)) - .filter(hasGroupId(groupId)) - .toSet(); - ImmutableSet<FlowEntry> previous = FluentIterable.from(stats.previous()) - .filter(hasApplicationId(appId)) - .filter(hasGroupId(groupId)) - .toSet(); - - return new DefaultLoad(aggregate(current), aggregate(previous)); - } - - @Override - public Load load(ConnectPoint connectPoint) { - checkPermission(STATISTIC_READ); - - return loadInternal(connectPoint); - } - - @Override - public Link max(Path path) { - checkPermission(STATISTIC_READ); - - if (path.links().isEmpty()) { - return null; - } - Load maxLoad = new DefaultLoad(); - Link maxLink = null; - for (Link link : path.links()) { - Load load = loadInternal(link.src()); - if (load.rate() > maxLoad.rate()) { - maxLoad = load; - maxLink = link; - } - } - return maxLink; - } - - @Override - public Link min(Path path) { - checkPermission(STATISTIC_READ); - - if (path.links().isEmpty()) { - return null; - } - Load minLoad = new DefaultLoad(); - Link minLink = null; - for (Link link : path.links()) { - Load load = loadInternal(link.src()); - if (load.rate() < minLoad.rate()) { - minLoad = load; - minLink = link; - } - } - return minLink; - } - - @Override - public FlowRule highestHitter(ConnectPoint connectPoint) { - checkPermission(STATISTIC_READ); - - Set<FlowEntry> hitters = statisticStore.getCurrentStatistic(connectPoint); - if (hitters.isEmpty()) { - return null; - } - - FlowEntry max = hitters.iterator().next(); - for (FlowEntry entry : hitters) { - if (entry.bytes() > max.bytes()) { - max = entry; - } - } - return max; - } - - private Load loadInternal(ConnectPoint connectPoint) { - Statistics stats = getStatistics(connectPoint); - if (!stats.isValid()) { - return new DefaultLoad(); - } - - return new DefaultLoad(aggregate(stats.current), aggregate(stats.previous)); - } - - /** - * Returns statistics of the specified port. - * - * @param connectPoint port to query - * @return statistics - */ - private Statistics getStatistics(ConnectPoint connectPoint) { - Set<FlowEntry> current; - Set<FlowEntry> previous; - synchronized (statisticStore) { - current = getCurrentStatistic(connectPoint); - previous = getPreviousStatistic(connectPoint); - } - - return new Statistics(current, previous); - } - - /** - * Returns the current statistic of the specified port. - - * @param connectPoint port to query - * @return set of flow entries - */ - private Set<FlowEntry> getCurrentStatistic(ConnectPoint connectPoint) { - Set<FlowEntry> stats = statisticStore.getCurrentStatistic(connectPoint); - if (stats == null) { - return Collections.emptySet(); - } else { - return stats; - } - } - - /** - * Returns the previous statistic of the specified port. - * - * @param connectPoint port to query - * @return set of flow entries - */ - private Set<FlowEntry> getPreviousStatistic(ConnectPoint connectPoint) { - Set<FlowEntry> stats = statisticStore.getPreviousStatistic(connectPoint); - if (stats == null) { - return Collections.emptySet(); - } else { - return stats; - } - } - - // TODO: make aggregation function generic by passing a function - // (applying Java 8 Stream API?) - /** - * Aggregates a set of values. - * @param values the values to aggregate - * @return a long value - */ - private long aggregate(Set<FlowEntry> values) { - long sum = 0; - for (FlowEntry f : values) { - sum += f.bytes(); - } - return sum; - } - - /** - * Internal flow rule event listener. - */ - private class InternalFlowRuleListener implements FlowRuleListener { - - @Override - public void event(FlowRuleEvent event) { - FlowRule rule = event.subject(); - switch (event.type()) { - case RULE_ADDED: - case RULE_UPDATED: - if (rule instanceof FlowEntry) { - statisticStore.addOrUpdateStatistic((FlowEntry) rule); - } - break; - case RULE_ADD_REQUESTED: - statisticStore.prepareForStatistics(rule); - break; - case RULE_REMOVE_REQUESTED: - statisticStore.removeFromStatistics(rule); - break; - case RULE_REMOVED: - break; - default: - log.warn("Unknown flow rule event {}", event); - } - } - } - - /** - * Internal data class holding two set of flow entries. - */ - private static class Statistics { - private final ImmutableSet<FlowEntry> current; - private final ImmutableSet<FlowEntry> previous; - - public Statistics(Set<FlowEntry> current, Set<FlowEntry> previous) { - this.current = ImmutableSet.copyOf(checkNotNull(current)); - this.previous = ImmutableSet.copyOf(checkNotNull(previous)); - } - - /** - * Returns flow entries as the current value. - * - * @return flow entries as the current value - */ - public ImmutableSet<FlowEntry> current() { - return current; - } - - /** - * Returns flow entries as the previous value. - * - * @return flow entries as the previous value - */ - public ImmutableSet<FlowEntry> previous() { - return previous; - } - - /** - * Validates values are not empty. - * - * @return false if either of the sets is empty. Otherwise, true. - */ - public boolean isValid() { - return !(current.isEmpty() || previous.isEmpty()); - } - - @Override - public int hashCode() { - return Objects.hash(current, previous); - } - - @Override - public boolean equals(Object obj) { - if (this == obj) { - return true; - } - if (!(obj instanceof Statistics)) { - return false; - } - final Statistics other = (Statistics) obj; - return Objects.equals(this.current, other.current) && Objects.equals(this.previous, other.previous); - } - - @Override - public String toString() { - return MoreObjects.toStringHelper(this) - .add("current", current) - .add("previous", previous) - .toString(); - } - } - - /** - * Creates a predicate that checks the application ID of a flow entry is the same as - * the specified application ID. - * - * @param appId application ID to be checked - * @return predicate - */ - private static Predicate<FlowEntry> hasApplicationId(ApplicationId appId) { - return flowEntry -> flowEntry.appId() == appId.id(); - } - - /** - * Create a predicate that checks the group ID of a flow entry is the same as - * the specified group ID. - * - * @param groupId group ID to be checked - * @return predicate - */ - private static Predicate<FlowEntry> hasGroupId(Optional<GroupId> groupId) { - return flowEntry -> { - if (!groupId.isPresent()) { - return false; - } - // FIXME: The left hand type and right hand type don't match - // FlowEntry.groupId() still returns a short value, not int. - return flowEntry.groupId().equals(groupId.get()); - }; - } -} diff --git a/framework/src/onos/core/net/src/main/java/org/onosproject/net/statistic/impl/package-info.java b/framework/src/onos/core/net/src/main/java/org/onosproject/net/statistic/impl/package-info.java deleted file mode 100644 index b1c9170a..00000000 --- a/framework/src/onos/core/net/src/main/java/org/onosproject/net/statistic/impl/package-info.java +++ /dev/null @@ -1,20 +0,0 @@ -/* - * Copyright 2014 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. - */ - -/** - * Core subsystem for responding to statistical inquiries. - */ -package org.onosproject.net.statistic.impl; |