Add test cases to test subscriber multi-table support with ONOS using CPQD and a new ONOS app.
This would verify single channel multiple subscriber joins using cpqd.
ONOS multi-table support was found to be broken with cordmcast.
Hence a new app similar to cordmcast was added to verify if multi-table rules were provisioned with ONOS
cpqd pipeline driver.
Using a different subscriber port per subscriber and provisioning an uplink port to be used
for IGMP traffic, it was found that ONOS cpqd driver fails to provision multi-table flows using group ids.
The subscriberMultiTable tests uses the new cordigmp multitable app to provision multicast flows in ONOS
enabling the spring-open-cpqd pipeline driver with ONOS when using CPQD.

If you want to verify/run the subscriberMultiTable test, first rebuild the test container with cpqd using:
sudo cord-test.py build test
And then run the subscriberMultiTable test: test_subscriber_join_recv using:
cord-test.run run --radius -t subscriberMultiTable:subscriber_exchange.test_subscriber_join_recv -k
diff --git a/src/test/apps/ciena-cordigmp-multitable-1.0-SNAPSHOT.oar b/src/test/apps/ciena-cordigmp-multitable-1.0-SNAPSHOT.oar
new file mode 100644
index 0000000..5d5c39b
--- /dev/null
+++ b/src/test/apps/ciena-cordigmp-multitable-1.0-SNAPSHOT.oar
Binary files differ
diff --git a/src/test/apps/ciena-cordigmp.multi-table/pom.xml b/src/test/apps/ciena-cordigmp.multi-table/pom.xml
new file mode 100644
index 0000000..4c49010
--- /dev/null
+++ b/src/test/apps/ciena-cordigmp.multi-table/pom.xml
@@ -0,0 +1,164 @@
+<?xml version="1.0" encoding="UTF-8"?>

+<!--

+  ~ Copyright 2016 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.

+  -->

+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">

+    <modelVersion>4.0.0</modelVersion>

+

+    <groupId>org.ciena.cordigmp</groupId>

+    <artifactId>ciena-cordigmp</artifactId>

+    <version>1.0-SNAPSHOT</version>

+    <packaging>bundle</packaging>

+

+    <description>Ciena CORD IGMP for OVS</description>

+    <url>http://onosproject.org</url>

+

+    <properties>

+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>

+        <onos.version>1.6.0-SNAPSHOT</onos.version>

+        <onos.app.name>org.ciena.cordigmp</onos.app.name>

+        <onos.app.title>Ciena IGMP for OVS</onos.app.title>

+        <onos.app.origin>Ciena Inc.</onos.app.origin>

+        <onos.app.category>default</onos.app.category>

+        <onos.app.url>http://onosproject.org</onos.app.url>

+        <onos.app.readme>ONOS OSGi bundle archetype.</onos.app.readme>

+    </properties>

+

+    <dependencies>

+        <dependency>

+            <groupId>org.onosproject</groupId>

+            <artifactId>onos-api</artifactId>

+            <version>${onos.version}</version>

+        </dependency>

+

+        <dependency>

+            <groupId>org.onosproject</groupId>

+            <artifactId>onos-cord-config</artifactId>

+            <version>${onos.version}</version>

+        </dependency>

+

+        <dependency>

+            <groupId>org.onosproject</groupId>

+            <artifactId>onlab-osgi</artifactId>

+            <version>${onos.version}</version>

+        </dependency>

+

+        <dependency>

+            <groupId>junit</groupId>

+            <artifactId>junit</artifactId>

+            <version>4.12</version>

+            <scope>test</scope>

+        </dependency>

+

+        <dependency>

+            <groupId>org.onosproject</groupId>

+            <artifactId>onos-api</artifactId>

+            <version>${onos.version}</version>

+            <scope>test</scope>

+            <classifier>tests</classifier>

+        </dependency>

+

+        <dependency>

+            <groupId>org.apache.felix</groupId>

+            <artifactId>org.apache.felix.scr.annotations</artifactId>

+            <version>1.9.12</version>

+            <scope>provided</scope>

+        </dependency>

+

+        <dependency>

+            <groupId>org.onosproject</groupId>

+            <artifactId>onos-cli</artifactId>

+            <version>${onos.version}</version>

+        </dependency>

+      <dependency>

+            <groupId>org.osgi</groupId>

+            <artifactId>org.osgi.compendium</artifactId>

+            <version>5.0.0</version>

+        </dependency>

+      <dependency>

+        <groupId>com.google.guava</groupId>

+        <artifactId>guava</artifactId>

+        <version>19.0</version>

+      </dependency>

+    </dependencies>

+

+    <build>

+        <plugins>

+            <plugin>

+                <groupId>org.apache.felix</groupId>

+                <artifactId>maven-bundle-plugin</artifactId>

+                <version>3.0.1</version>

+                <extensions>true</extensions>

+            </plugin>

+            <plugin>

+                <groupId>org.apache.maven.plugins</groupId>

+                <artifactId>maven-compiler-plugin</artifactId>

+                <version>2.5.1</version>

+                <configuration>

+                    <source>1.8</source>

+                    <target>1.8</target>

+                </configuration>

+            </plugin>

+            <plugin>

+                <groupId>org.apache.felix</groupId>

+                <artifactId>maven-scr-plugin</artifactId>

+                <version>1.21.0</version>

+                <executions>

+                    <execution>

+                        <id>generate-scr-srcdescriptor</id>

+                        <goals>

+                            <goal>scr</goal>

+                        </goals>

+                    </execution>

+                </executions>

+                <configuration>

+                    <supportedProjectTypes>

+                        <supportedProjectType>bundle</supportedProjectType>

+                        <supportedProjectType>war</supportedProjectType>

+                    </supportedProjectTypes>

+                </configuration>

+            </plugin>

+            <plugin>

+                <groupId>org.onosproject</groupId>

+                <artifactId>onos-maven-plugin</artifactId>

+                <version>1.9</version>

+                <executions>

+                    <execution>

+                        <id>cfg</id>

+                        <phase>generate-resources</phase>

+                        <goals>

+                            <goal>cfg</goal>

+                        </goals>

+                    </execution>

+                    <execution>

+                        <id>swagger</id>

+                        <phase>generate-sources</phase>

+                        <goals>

+                            <goal>swagger</goal>

+                        </goals>

+                    </execution>

+                    <execution>

+                        <id>app</id>

+                        <phase>package</phase>

+                        <goals>

+                            <goal>app</goal>

+                        </goals>

+                    </execution>

+                </executions>

+            </plugin>

+        </plugins>

+    </build>

+

+</project>

diff --git a/src/test/apps/ciena-cordigmp.multi-table/src/main/java/org/ciena/cordigmp/CordIgmp.java b/src/test/apps/ciena-cordigmp.multi-table/src/main/java/org/ciena/cordigmp/CordIgmp.java
new file mode 100644
index 0000000..5b252d2
--- /dev/null
+++ b/src/test/apps/ciena-cordigmp.multi-table/src/main/java/org/ciena/cordigmp/CordIgmp.java
@@ -0,0 +1,418 @@
+/*
+ * 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.ciena.cordigmp;
+
+import com.google.common.collect.Lists;
+import com.google.common.collect.Maps;
+import org.apache.commons.lang3.tuple.ImmutablePair;
+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.Modified;
+import org.apache.felix.scr.annotations.Property;
+import org.apache.felix.scr.annotations.Reference;
+import org.apache.felix.scr.annotations.ReferenceCardinality;
+import org.onlab.packet.Ethernet;
+import org.onlab.packet.IpAddress;
+import org.onlab.packet.VlanId;
+import org.onosproject.cfg.ComponentConfigService;
+import org.onosproject.cordconfig.access.AccessDeviceConfig;
+import org.onosproject.cordconfig.access.AccessDeviceData;
+import org.onosproject.core.ApplicationId;
+import org.onosproject.core.CoreService;
+import org.onosproject.net.ConnectPoint;
+import org.onosproject.net.DeviceId;
+import org.onosproject.net.config.ConfigFactory;
+import org.onosproject.net.config.NetworkConfigEvent;
+import org.onosproject.net.config.NetworkConfigListener;
+import org.onosproject.net.config.NetworkConfigRegistry;
+import org.onosproject.net.config.basics.SubjectFactories;
+import org.onosproject.net.flow.DefaultTrafficSelector;
+import org.onosproject.net.flow.DefaultTrafficTreatment;
+import org.onosproject.net.flow.TrafficSelector;
+import org.onosproject.net.flowobjective.DefaultForwardingObjective;
+import org.onosproject.net.flowobjective.DefaultNextObjective;
+import org.onosproject.net.flowobjective.FlowObjectiveService;
+import org.onosproject.net.flowobjective.ForwardingObjective;
+import org.onosproject.net.flowobjective.NextObjective;
+import org.onosproject.net.flowobjective.Objective;
+import org.onosproject.net.flowobjective.ObjectiveContext;
+import org.onosproject.net.flowobjective.ObjectiveError;
+import org.onosproject.net.mcast.McastEvent;
+import org.onosproject.net.mcast.McastListener;
+import org.onosproject.net.mcast.McastRoute;
+import org.onosproject.net.mcast.McastRouteInfo;
+import org.onosproject.net.mcast.MulticastRouteService;
+
+import org.osgi.service.component.ComponentContext;
+import org.slf4j.Logger;
+
+import java.io.IOException;
+import java.util.Dictionary;
+import java.util.List;
+import java.util.Map;
+import java.util.Properties;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.atomic.AtomicBoolean;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+import static com.google.common.base.Strings.isNullOrEmpty;
+import static org.onlab.util.Tools.get;
+import static org.slf4j.LoggerFactory.getLogger;
+
+/**
+ * CORD multicast provisioning application. Operates by listening to
+ * events on the multicast rib and provisioning groups to program multicast
+ * flows on the dataplane.
+ */
+@Component(immediate = true)
+public class CordIgmp {
+
+
+    private static final int DEFAULT_PRIORITY = 500;
+    private static final short DEFAULT_MCAST_VLAN = 4000;
+    private static final boolean DEFAULT_VLAN_ENABLED = false;
+
+    private final Logger log = getLogger(getClass());
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected MulticastRouteService mcastService;
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected FlowObjectiveService flowObjectiveService;
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected CoreService coreService;
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected ComponentConfigService componentConfigService;
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected NetworkConfigRegistry networkConfig;
+
+    protected McastListener listener = new InternalMulticastListener();
+    private InternalNetworkConfigListener configListener =
+            new InternalNetworkConfigListener();
+
+    //TODO: move this to a ec map
+    private Map<IpAddress, Integer> groups = Maps.newConcurrentMap();
+
+    private ApplicationId appId;
+
+    @Property(name = "mcastVlan", intValue = DEFAULT_MCAST_VLAN,
+            label = "VLAN for multicast traffic")
+    private int mcastVlan = DEFAULT_MCAST_VLAN;
+
+    @Property(name = "vlanEnabled", boolValue = DEFAULT_VLAN_ENABLED,
+            label = "Use vlan for multicast traffic?")
+    private boolean vlanEnabled = DEFAULT_VLAN_ENABLED;
+
+    @Property(name = "priority", intValue = DEFAULT_PRIORITY,
+            label = "Priority for multicast rules")
+    private int priority = DEFAULT_PRIORITY;
+
+    private Map<DeviceId, AccessDeviceData> oltData = new ConcurrentHashMap<>();
+
+    private static final Class<AccessDeviceConfig> CONFIG_CLASS =
+            AccessDeviceConfig.class;
+
+    private ConfigFactory<DeviceId, AccessDeviceConfig> configFactory =
+            new ConfigFactory<DeviceId, AccessDeviceConfig>(
+                    SubjectFactories.DEVICE_SUBJECT_FACTORY, CONFIG_CLASS, "accessDevice") {
+                @Override
+                public AccessDeviceConfig createConfig() {
+                    return new AccessDeviceConfig();
+                }
+            };
+
+    @Activate
+    public void activate(ComponentContext context) {
+        componentConfigService.registerProperties(getClass());
+        modified(context);
+
+        appId = coreService.registerApplication("org.ciena.cordigmp");
+
+
+        networkConfig.registerConfigFactory(configFactory);
+        networkConfig.addListener(configListener);
+
+        networkConfig.getSubjects(DeviceId.class, AccessDeviceConfig.class).forEach(
+                subject -> {
+                    AccessDeviceConfig config = networkConfig.getConfig(subject, AccessDeviceConfig.class);
+                    if (config != null) {
+                        AccessDeviceData data = config.getOlt();
+                        oltData.put(data.deviceId(), data);
+                    }
+                }
+        );
+
+
+        mcastService.addListener(listener);
+
+        mcastService.getRoutes().stream()
+                .map(r -> new ImmutablePair<>(r, mcastService.fetchSinks(r)))
+                .filter(pair -> pair.getRight() != null && !pair.getRight().isEmpty())
+                .forEach(pair -> pair.getRight().forEach(sink -> provisionGroup(pair.getLeft(),
+                        sink)));
+
+        log.info("Started");
+    }
+
+    @Deactivate
+    public void deactivate() {
+        componentConfigService.unregisterProperties(getClass(), false);
+        mcastService.removeListener(listener);
+        networkConfig.unregisterConfigFactory(configFactory);
+        networkConfig.removeListener(configListener);
+        log.info("Stopped");
+    }
+
+    @Modified
+    public void modified(ComponentContext context) {
+        Dictionary<?, ?> properties = context != null ? context.getProperties() : new Properties();
+
+        try {
+            
+            String s = get(properties, "mcastVlan");
+            mcastVlan = isNullOrEmpty(s) ? DEFAULT_MCAST_VLAN : Short.parseShort(s.trim());
+
+            s = get(properties, "vlanEnabled");
+            vlanEnabled = isNullOrEmpty(s) ? DEFAULT_VLAN_ENABLED : Boolean.parseBoolean(s.trim());
+
+            s = get(properties, "priority");
+            priority = isNullOrEmpty(s) ? DEFAULT_PRIORITY : Integer.parseInt(s.trim());
+
+        } catch (Exception e) {
+            mcastVlan = DEFAULT_MCAST_VLAN;
+            vlanEnabled = false;
+            priority = DEFAULT_PRIORITY;
+        }
+    }
+
+    private class InternalMulticastListener implements McastListener {
+        @Override
+        public void event(McastEvent event) {
+            McastRouteInfo info = event.subject();
+            switch (event.type()) {
+                case ROUTE_ADDED:
+                    break;
+                case ROUTE_REMOVED:
+                    break;
+                case SOURCE_ADDED:
+                    break;
+                case SINK_ADDED:
+                    if (!info.sink().isPresent()) {
+                        log.warn("No sink given after sink added event: {}", info);
+                        return;
+                    }
+                    provisionGroup(info.route(), info.sink().get());
+                    break;
+                case SINK_REMOVED:
+                    unprovisionGroup(event.subject());
+                    break;
+                default:
+                    log.warn("Unknown mcast event {}", event.type());
+            }
+        }
+    }
+
+    private void unprovisionGroup(McastRouteInfo info) {
+
+        if (!info.sink().isPresent()) {
+            log.warn("No sink given after sink removed event: {}", info);
+            return;
+        }
+        ConnectPoint loc = info.sink().get();
+        TrafficSelector.Builder metabuilder = DefaultTrafficSelector.builder()
+            .matchEthType(Ethernet.TYPE_IPV4)
+            .matchIPDst(info.route().group().toIpPrefix());
+        if(vlanEnabled) {
+            metabuilder.matchVlanId(VlanId.vlanId((short)mcastVlan));
+        }
+        NextObjective next = DefaultNextObjective.builder()
+                .fromApp(appId)
+                .addTreatment(DefaultTrafficTreatment.builder().setOutput(loc.port()).build())
+                .withType(NextObjective.Type.BROADCAST)
+                .withMeta(metabuilder.build())
+                .withId(groups.get(info.route().group()))
+                .removeFromExisting(new ObjectiveContext() {
+                    @Override
+                    public void onSuccess(Objective objective) {
+                        //TODO: change to debug
+                        log.info("Next Objective {} installed", objective.id());
+                    }
+
+                    @Override
+                    public void onError(Objective objective, ObjectiveError error) {
+                        //TODO: change to debug
+                        log.info("Next Objective {} failed, because {}",
+                                objective.id(),
+                                error);
+                    }
+                });
+
+        flowObjectiveService.next(loc.deviceId(), next);
+    }
+
+    private void provisionGroup(McastRoute route, ConnectPoint sink) {
+        checkNotNull(route, "Route cannot be null");
+        checkNotNull(sink, "Sink cannot be null");
+
+        AccessDeviceData oltInfo = oltData.get(sink.deviceId());
+
+        if (oltInfo == null) {
+            log.warn("Unknown OLT device : {}", sink.deviceId());
+            return;
+        }
+
+        final AtomicBoolean sync = new AtomicBoolean(false);
+
+        log.info("Provisioning sink for device {}", sink.deviceId());
+
+        Integer nextId = groups.computeIfAbsent(route.group(), (g) -> {
+            Integer id = flowObjectiveService.allocateNextId();
+            TrafficSelector.Builder metabuilder = DefaultTrafficSelector.builder()
+                    .matchEthType(Ethernet.TYPE_IPV4)
+                    .matchIPDst(g.toIpPrefix());
+            if (vlanEnabled) {
+                metabuilder.matchVlanId(VlanId.vlanId((short) mcastVlan));
+            }
+            NextObjective next = DefaultNextObjective.builder()
+                    .fromApp(appId)
+                    .addTreatment(DefaultTrafficTreatment.builder().setOutput(sink.port()).build())
+                    .withType(NextObjective.Type.BROADCAST)
+                    .withMeta(metabuilder.build())
+                    .withId(id)
+                    .add(new ObjectiveContext() {
+                        @Override
+                        public void onSuccess(Objective objective) {
+                            //TODO: change to debug
+                            log.info("Next Objective {} installed", objective.id());
+                        }
+
+                        @Override
+                        public void onError(Objective objective, ObjectiveError error) {
+                            //TODO: change to debug
+                            log.info("Next Objective {} failed, because {}",
+                                    objective.id(),
+                                    error);
+                        }
+                    });
+
+            flowObjectiveService.next(sink.deviceId(), next);
+
+            TrafficSelector.Builder mcast = DefaultTrafficSelector.builder()
+                    .matchInPort(oltInfo.uplink())
+                    .matchEthType(Ethernet.TYPE_IPV4)
+                    .matchIPDst(g.toIpPrefix());
+
+            if (vlanEnabled) {
+                mcast.matchVlanId(VlanId.vlanId((short) mcastVlan));
+            }
+
+            ForwardingObjective fwd = DefaultForwardingObjective.builder()
+                    .fromApp(appId)
+                    .nextStep(id)
+                    .makePermanent()
+                    .withFlag(ForwardingObjective.Flag.VERSATILE)
+                    .withPriority(priority)
+                    .withSelector(mcast.build())
+                    .add(new ObjectiveContext() {
+                        @Override
+                        public void onSuccess(Objective objective) {
+                            //TODO: change to debug
+                            log.info("Forwarding objective installed {}", objective);
+                        }
+
+                        @Override
+                        public void onError(Objective objective, ObjectiveError error) {
+                            //TODO: change to debug
+                            log.info("Forwarding objective failed {}", objective);
+                        }
+                    });
+
+            flowObjectiveService.forward(sink.deviceId(), fwd);
+
+            sync.set(true);
+            log.info("Installed flows for device: {}, id {}, ip {}", sink.deviceId(), id, g.toIpPrefix());
+            return id;
+        });
+
+        if (!sync.get()) {
+            TrafficSelector.Builder metabuilder = DefaultTrafficSelector.builder()
+                    .matchEthType(Ethernet.TYPE_IPV4)
+                    .matchIPDst(route.group().toIpPrefix());
+            NextObjective next = DefaultNextObjective.builder()
+                    .fromApp(appId)
+                    .addTreatment(DefaultTrafficTreatment.builder().setOutput(sink.port()).build())
+                    .withType(NextObjective.Type.BROADCAST)
+                    .withId(nextId)
+                    .withMeta(metabuilder.build())
+                    .addToExisting(new ObjectiveContext() {
+                        @Override
+                        public void onSuccess(Objective objective) {
+                            //TODO: change to debug
+                            log.info("Next Objective {} installed", objective.id());
+                        }
+
+                        @Override
+                        public void onError(Objective objective, ObjectiveError error) {
+                            //TODO: change to debug
+                            log.info("Next Objective {} failed, because {}",
+                                    objective.id(),
+                                    error);
+                        }
+                    });
+
+            flowObjectiveService.next(sink.deviceId(), next);
+
+            log.info("Append flows for device {}, id {}, ip {}", sink.deviceId(), nextId, 
+                     route.group().toIpPrefix());
+        }
+
+    }
+
+    private class InternalNetworkConfigListener implements NetworkConfigListener {
+        @Override
+        public void event(NetworkConfigEvent event) {
+            switch (event.type()) {
+
+                case CONFIG_ADDED:
+                case CONFIG_UPDATED:
+                    AccessDeviceConfig config =
+                            networkConfig.getConfig((DeviceId) event.subject(), CONFIG_CLASS);
+                    if (config != null) {
+                        oltData.put(config.getOlt().deviceId(), config.getOlt());
+                    }
+
+                    break;
+                case CONFIG_REGISTERED:
+                case CONFIG_UNREGISTERED:
+                    break;
+                case CONFIG_REMOVED:
+                    oltData.remove(event.subject());
+                    break;
+                default:
+                    break;
+            }
+        }
+
+        @Override
+        public boolean isRelevant(NetworkConfigEvent event) {
+            return event.configClass().equals(CONFIG_CLASS);
+        }
+    }
+}