In this commit:
Bug fix when optimized SR re-routing fails, do full re-route
Bug fix filtering objectives should be called for new device even if there is an existing grouphandler
Bug fix NPE in ofdpa driver due to null check on the wrong variable
New cli command for debugging flow-objectives for pending next-objectives
Flow objective cli commands now start with "obj-"
Change-Id: I819f82d1d67769cb9fbbde60f099d29b8e7f7c9e
diff --git a/apps/pce/app/src/test/java/org/onosproject/pce/util/FlowObjServiceAdapter.java b/apps/pce/app/src/test/java/org/onosproject/pce/util/FlowObjServiceAdapter.java
index a7a7e2b..4d32eb7 100644
--- a/apps/pce/app/src/test/java/org/onosproject/pce/util/FlowObjServiceAdapter.java
+++ b/apps/pce/app/src/test/java/org/onosproject/pce/util/FlowObjServiceAdapter.java
@@ -16,7 +16,7 @@
package org.onosproject.pce.util;
import java.util.List;
-
+import com.google.common.collect.ImmutableList;
import org.onosproject.net.DeviceId;
import org.onosproject.net.flowobjective.FilteringObjective;
import org.onosproject.net.flowobjective.FlowObjectiveService;
@@ -60,6 +60,11 @@
@Override
public List<String> getNextMappings() {
- return null;
+ return ImmutableList.of();
+ }
+
+ @Override
+ public List<String> getPendingNexts() {
+ return ImmutableList.of();
}
}
diff --git a/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/DefaultRoutingHandler.java b/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/DefaultRoutingHandler.java
index 82f991a..69bb7bf 100644
--- a/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/DefaultRoutingHandler.java
+++ b/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/DefaultRoutingHandler.java
@@ -170,6 +170,7 @@
log.trace("populateRoutingRulesForLinkStatusChange: "
+ "populationStatus is STARTED");
populationStatus = Status.STARTED;
+ // optimized re-routing
if (linkFail == null) {
// Compare all routes of existing ECMP SPG with the new ones
routeChanges = computeRouteChange();
@@ -178,6 +179,11 @@
routeChanges = computeDamagedRoutes(linkFail);
}
+ // null routeChanges indicates that full re-routing is required
+ if (routeChanges == null) {
+ return populateAllRoutingRules();
+ }
+
if (routeChanges.isEmpty()) {
log.info("No route changes for the link status change");
log.debug("populateRoutingRulesForLinkStatusChange: populationStatus is SUCCEEDED");
@@ -276,6 +282,15 @@
return true;
}
+ /**
+ * Computes set of affected ECMP routes due to failed link. Assumes
+ * previous ecmp shortest-path graph exists for a switch in order to compute
+ * affected routes. If such a graph does not exist, the method returns null.
+ *
+ * @param linkFail the failed link
+ * @return the set of affected routes which may be empty if no routes were
+ * affected, or null if no previous ecmp spg was found for comparison
+ */
private Set<ArrayList<DeviceId>> computeDamagedRoutes(Link linkFail) {
Set<ArrayList<DeviceId>> routes = new HashSet<>();
@@ -284,20 +299,31 @@
log.debug("Computing the impacted routes for device {} due to link fail",
sw.id());
if (!srManager.mastershipService.isLocalMaster(sw.id())) {
+ log.debug("No mastership for {} .. skipping route optimization",
+ sw.id());
continue;
}
EcmpShortestPathGraph ecmpSpg = currentEcmpSpgMap.get(sw.id());
if (ecmpSpg == null) {
- log.error("No existing ECMP graph for switch {}", sw.id());
- continue;
+ log.warn("No existing ECMP graph for switch {}. Aborting optimized"
+ + " rerouting and opting for full-reroute", sw.id());
+ return null;
}
HashMap<Integer, HashMap<DeviceId, ArrayList<ArrayList<DeviceId>>>> switchVia =
ecmpSpg.getAllLearnedSwitchesAndVia();
for (Integer itrIdx : switchVia.keySet()) {
+ log.trace("Iterindex# {}", itrIdx);
HashMap<DeviceId, ArrayList<ArrayList<DeviceId>>> swViaMap =
switchVia.get(itrIdx);
for (DeviceId targetSw : swViaMap.keySet()) {
DeviceId destSw = sw.id();
+ if (log.isTraceEnabled()) {
+ log.trace("TargetSwitch {} --> RootSwitch {}", targetSw, destSw);
+ for (ArrayList<DeviceId> via : swViaMap.get(targetSw)) {
+ log.trace(" Via:");
+ via.forEach(e -> { log.trace(" {}", e); });
+ }
+ }
Set<ArrayList<DeviceId>> subLinks =
computeLinks(targetSw, destSw, swViaMap);
for (ArrayList<DeviceId> alink: subLinks) {
@@ -327,20 +353,18 @@
Set<ArrayList<DeviceId>> routes = new HashSet<>();
for (Device sw : srManager.deviceService.getDevices()) {
- log.debug("Computing the impacted routes for device {}",
- sw.id());
+ log.debug("Computing the impacted routes for device {}", sw.id());
if (!srManager.mastershipService.isLocalMaster(sw.id())) {
- log.debug("No mastership for {} and skip route optimization",
+ log.debug("No mastership for {} ... skipping route optimization",
sw.id());
continue;
}
-
- log.trace("link of {} - ", sw.id());
- for (Link link: srManager.linkService.getDeviceLinks(sw.id())) {
- log.trace("{} -> {} ", link.src().deviceId(), link.dst().deviceId());
+ if (log.isTraceEnabled()) {
+ log.trace("link of {} - ", sw.id());
+ for (Link link: srManager.linkService.getDeviceLinks(sw.id())) {
+ log.trace("{} -> {} ", link.src().deviceId(), link.dst().deviceId());
+ }
}
-
- log.debug("Checking route change for switch {}", sw.id());
EcmpShortestPathGraph ecmpSpg = currentEcmpSpgMap.get(sw.id());
if (ecmpSpg == null) {
log.debug("No existing ECMP graph for device {}", sw.id());
@@ -363,7 +387,7 @@
ArrayList<ArrayList<DeviceId>> viaUpdated = swViaMapUpdated.get(srcSw);
ArrayList<ArrayList<DeviceId>> via = getVia(switchVia, srcSw);
if ((via == null) || !viaUpdated.equals(via)) {
- log.debug("Impacted route:{}->{}", srcSw, sw.id());
+ log.debug("Impacted route:{} -> {}", srcSw, sw.id());
ArrayList<DeviceId> route = new ArrayList<>();
route.add(srcSw);
route.add(sw.id());
@@ -373,15 +397,16 @@
}
}
- for (ArrayList<DeviceId> link: routes) {
- log.trace("Route changes - ");
- if (link.size() == 1) {
- log.trace(" : {} - all", link.get(0));
- } else {
- log.trace(" : {} - {}", link.get(0), link.get(1));
+ if (log.isTraceEnabled()) {
+ for (ArrayList<DeviceId> link: routes) {
+ log.trace("Route changes - ");
+ if (link.size() == 1) {
+ log.trace(" : all -> {}", link.get(0));
+ } else {
+ log.trace(" : {} -> {}", link.get(0), link.get(1));
+ }
}
}
-
return routes;
}
diff --git a/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/SegmentRoutingManager.java b/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/SegmentRoutingManager.java
index c18ae30..a2eea7c 100644
--- a/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/SegmentRoutingManager.java
+++ b/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/SegmentRoutingManager.java
@@ -718,6 +718,17 @@
} else if (event.type() == DeviceEvent.Type.PORT_REMOVED) {
processPortRemoved((Device) event.subject(),
((DeviceEvent) event).port());
+ } else if (event.type() == DeviceEvent.Type.PORT_ADDED ||
+ event.type() == DeviceEvent.Type.PORT_UPDATED) {
+ log.info("** PORT ADDED OR UPDATED {}/{} -> {}",
+ (Device) event.subject(),
+ ((DeviceEvent) event).port(),
+ event.type());
+ /* XXX create method for single port filtering rules
+ if (defaultRoutingHandler != null) {
+ defaultRoutingHandler.populatePortAddressingRules(
+ ((Device) event.subject()).id());
+ }*/
} else {
log.warn("Unhandled event type: {}", event.type());
}
@@ -730,7 +741,7 @@
}
private void processLinkAdded(Link link) {
- log.debug("A new link {} was added", link.toString());
+ log.info("** LINK ADDED {}", link.toString());
if (!deviceConfiguration.isConfigured(link.src().deviceId())) {
log.warn("Source device of this link is not configured.");
return;
@@ -767,7 +778,7 @@
}
private void processLinkRemoved(Link link) {
- log.debug("A link {} was removed", link.toString());
+ log.info("** LINK REMOVED {}", link.toString());
DefaultGroupHandler groupHandler = groupHandlerMap.get(link.src().deviceId());
if (groupHandler != null) {
groupHandler.portDown(link.src().port(),
@@ -782,7 +793,7 @@
}
private void processDeviceAdded(Device device) {
- log.debug("A new device with ID {} was added", device.id());
+ log.info("** DEVICE ADDED with ID {}", device.id());
if (deviceConfiguration == null || !deviceConfiguration.isConfigured(device.id())) {
log.warn("Device configuration uploading. Device {} will be "
+ "processed after config completes.", device.id());
@@ -816,12 +827,13 @@
log.debug("updating groupHandlerMap with new config for device: {}",
deviceId);
groupHandlerMap.put(deviceId, groupHandler);
- // Also, in some cases, drivers may need extra
- // information to process rules (eg. Router IP/MAC); and so, we send
- // port addressing rules to the driver as well irrespective of whether
- // this instance is the master or not.
- defaultRoutingHandler.populatePortAddressingRules(deviceId);
}
+ // Also, in some cases, drivers may need extra
+ // information to process rules (eg. Router IP/MAC); and so, we send
+ // port addressing rules to the driver as well irrespective of whether
+ // this instance is the master or not.
+ defaultRoutingHandler.populatePortAddressingRules(deviceId);
+
if (mastershipService.isLocalMaster(deviceId)) {
hostHandler.readInitialHosts(deviceId);
DefaultGroupHandler groupHandler = groupHandlerMap.get(deviceId);
@@ -866,7 +878,7 @@
}
private void processPortRemoved(Device device, Port port) {
- log.debug("Port {} was removed", port.toString());
+ log.info("Port {} was removed", port.toString());
DefaultGroupHandler groupHandler = groupHandlerMap.get(device.id());
if (groupHandler != null) {
groupHandler.portDown(port.number(),
diff --git a/apps/vtn/sfcmgr/src/test/java/org/onosproject/sfc/util/FlowObjectiveAdapter.java b/apps/vtn/sfcmgr/src/test/java/org/onosproject/sfc/util/FlowObjectiveAdapter.java
index ce86447..cecc381 100644
--- a/apps/vtn/sfcmgr/src/test/java/org/onosproject/sfc/util/FlowObjectiveAdapter.java
+++ b/apps/vtn/sfcmgr/src/test/java/org/onosproject/sfc/util/FlowObjectiveAdapter.java
@@ -23,6 +23,8 @@
import org.onosproject.net.flowobjective.ForwardingObjective;
import org.onosproject.net.flowobjective.NextObjective;
+import com.google.common.collect.ImmutableList;
+
/**
* Testing version of implementation on FlowObjectiveService.
*/
@@ -60,6 +62,11 @@
@Override
public List<String> getNextMappings() {
- return null;
+ return ImmutableList.of();
+ }
+
+ @Override
+ public List<String> getPendingNexts() {
+ return ImmutableList.of();
}
}
diff --git a/cli/src/main/java/org/onosproject/cli/net/FlowObjectiveNextListCommand.java b/cli/src/main/java/org/onosproject/cli/net/FlowObjectiveNextListCommand.java
index 4fcc271..b30584f 100644
--- a/cli/src/main/java/org/onosproject/cli/net/FlowObjectiveNextListCommand.java
+++ b/cli/src/main/java/org/onosproject/cli/net/FlowObjectiveNextListCommand.java
@@ -16,30 +16,30 @@
package org.onosproject.cli.net;
import java.util.List;
+import org.onlab.osgi.ServiceNotFoundException;
-//import org.apache.karaf.shell.commands.Argument;
import org.apache.karaf.shell.commands.Command;
import org.onosproject.cli.AbstractShellCommand;
import org.onosproject.net.flowobjective.FlowObjectiveService;
/**
* Returns a mapping of FlowObjective next-ids to the groups that get created
- * by a device driver.
+ * by a device driver. These mappings are controller instance specific.
*/
-@Command(scope = "onos", name = "next-ids",
- description = "flow-objective next-ids to group-ids mapping")
+@Command(scope = "onos", name = "obj-next-ids",
+ description = "flow-objectives next-ids to group-ids mapping")
public class FlowObjectiveNextListCommand extends AbstractShellCommand {
- /*@Argument(index = 1, name = "uri", description = "Device ID",
- required = false, multiValued = false)
- String uri = null;
- */
- private static final String FORMAT_MAPPING =
- " %s";
+ private static final String FORMAT_MAPPING = " %s";
+
@Override
protected void execute() {
- FlowObjectiveService service = get(FlowObjectiveService.class);
- printNexts(service.getNextMappings());
+ try {
+ FlowObjectiveService service = get(FlowObjectiveService.class);
+ printNexts(service.getNextMappings());
+ } catch (ServiceNotFoundException e) {
+ print(FORMAT_MAPPING, "FlowObjectiveService unavailable");
+ }
}
private void printNexts(List<String> nextGroupMappings) {
diff --git a/cli/src/main/java/org/onosproject/cli/net/FlowObjectivePendingNextCommand.java b/cli/src/main/java/org/onosproject/cli/net/FlowObjectivePendingNextCommand.java
new file mode 100644
index 0000000..7350a6f
--- /dev/null
+++ b/cli/src/main/java/org/onosproject/cli/net/FlowObjectivePendingNextCommand.java
@@ -0,0 +1,50 @@
+/*
+ * Copyright 2016-present 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.cli.net;
+
+import java.util.List;
+
+import org.apache.karaf.shell.commands.Command;
+import org.onlab.osgi.ServiceNotFoundException;
+import org.onosproject.cli.AbstractShellCommand;
+import org.onosproject.net.flowobjective.FlowObjectiveService;
+
+/**
+ * Returns a list of FlowObjective next-ids waiting to get created by device-drivers.
+ * Also returns the forwarding objectives waiting on the pending next-objectives.
+ * These lists are controller instance specific.
+ */
+@Command(scope = "onos", name = "obj-pending-nexts",
+ description = "flow-objectives pending next-objectives")
+public class FlowObjectivePendingNextCommand extends AbstractShellCommand {
+
+ private static final String FORMAT_MAPPING = " %s";
+
+ @Override
+ protected void execute() {
+ try {
+ FlowObjectiveService service = get(FlowObjectiveService.class);
+ printNexts(service.getPendingNexts());
+ } catch (ServiceNotFoundException e) {
+ print(FORMAT_MAPPING, "FlowObjectiveService unavailable");
+ }
+ }
+
+ private void printNexts(List<String> pendingNexts) {
+ pendingNexts.forEach(str -> print(FORMAT_MAPPING, str));
+ }
+
+}
diff --git a/cli/src/main/resources/OSGI-INF/blueprint/shell-config.xml b/cli/src/main/resources/OSGI-INF/blueprint/shell-config.xml
index db6da4f..9f02c60 100644
--- a/cli/src/main/resources/OSGI-INF/blueprint/shell-config.xml
+++ b/cli/src/main/resources/OSGI-INF/blueprint/shell-config.xml
@@ -31,6 +31,10 @@
</command>
<command>
+ <action class="org.onosproject.cli.net.FlowObjectivePendingNextCommand"/>
+ </command>
+
+ <command>
<action class="org.onosproject.cli.net.FlowObjectiveCompositionCommand"/>
</command>
diff --git a/core/api/src/main/java/org/onosproject/net/flowobjective/FlowObjectiveService.java b/core/api/src/main/java/org/onosproject/net/flowobjective/FlowObjectiveService.java
index 696023c..722b881 100644
--- a/core/api/src/main/java/org/onosproject/net/flowobjective/FlowObjectiveService.java
+++ b/core/api/src/main/java/org/onosproject/net/flowobjective/FlowObjectiveService.java
@@ -95,7 +95,18 @@
*
* @return a list of strings preformatted by the device-drivers to provide
* information on next-id to group-id mapping. Consumed by the
- * "next-ids" command on the CLI.
+ * "obj-next-ids" command on the CLI.
*/
List<String> getNextMappings();
+
+ /**
+ * Retrieve all nextObjectives that are waiting to hear back from device
+ * drivers, and the forwarding-objectives that are waiting on the
+ * successful completion of the next-objectives. Consumed by the
+ * "obj-pending-nexts" command on the CLI.
+ *
+ * @return a list of strings preformatted to provide information on the
+ * next-ids awaiting confirmation from the device-drivers.
+ */
+ List<String> getPendingNexts();
}
diff --git a/core/net/src/main/java/org/onosproject/net/flowobjective/impl/FlowObjectiveManager.java b/core/net/src/main/java/org/onosproject/net/flowobjective/impl/FlowObjectiveManager.java
index 6933c07..d8a0dec 100644
--- a/core/net/src/main/java/org/onosproject/net/flowobjective/impl/FlowObjectiveManager.java
+++ b/core/net/src/main/java/org/onosproject/net/flowobjective/impl/FlowObjectiveManager.java
@@ -482,4 +482,21 @@
}
return mappings;
}
+
+ @Override
+ public List<String> getPendingNexts() {
+ List<String> pendingNexts = new ArrayList<>();
+ for (Integer nextId : pendingForwards.keySet()) {
+ Set<PendingNext> pnext = pendingForwards.get(nextId);
+ StringBuffer pend = new StringBuffer();
+ pend.append("Next Id: ").append(Integer.toString(nextId))
+ .append(" :: ");
+ for (PendingNext pn : pnext) {
+ pend.append(Integer.toString(pn.forwardingObjective().id()))
+ .append(" ");
+ }
+ pendingNexts.add(pend.toString());
+ }
+ return pendingNexts;
+ }
}
diff --git a/core/net/src/main/java/org/onosproject/net/flowobjective/impl/composition/FlowObjectiveCompositionManager.java b/core/net/src/main/java/org/onosproject/net/flowobjective/impl/composition/FlowObjectiveCompositionManager.java
index 00b5d98..032fcd3 100644
--- a/core/net/src/main/java/org/onosproject/net/flowobjective/impl/composition/FlowObjectiveCompositionManager.java
+++ b/core/net/src/main/java/org/onosproject/net/flowobjective/impl/composition/FlowObjectiveCompositionManager.java
@@ -15,6 +15,7 @@
*/
package org.onosproject.net.flowobjective.impl.composition;
+import com.google.common.collect.ImmutableList;
import com.google.common.collect.Maps;
import com.google.common.collect.Sets;
import org.apache.felix.scr.annotations.Activate;
@@ -440,6 +441,12 @@
@Override
public List<String> getNextMappings() {
// TODO Implementation deferred as this is an experimental component.
- return null;
+ return ImmutableList.of();
+ }
+
+ @Override
+ public List<String> getPendingNexts() {
+ // TODO Implementation deferred as this is an experimental component.
+ return ImmutableList.of();
}
}
diff --git a/drivers/default/src/main/java/org/onosproject/driver/pipeline/Ofdpa2Pipeline.java b/drivers/default/src/main/java/org/onosproject/driver/pipeline/Ofdpa2Pipeline.java
index d1b285b..fc801c5 100644
--- a/drivers/default/src/main/java/org/onosproject/driver/pipeline/Ofdpa2Pipeline.java
+++ b/drivers/default/src/main/java/org/onosproject/driver/pipeline/Ofdpa2Pipeline.java
@@ -1083,7 +1083,7 @@
}
// add port information for last group in group-chain
List<Instruction> lastGroupIns = new ArrayList<Instruction>();
- if (gchain != null) {
+ if (lastGroup != null) {
lastGroupIns = lastGroup.buckets().buckets().get(0)
.treatment().allInstructions();
}