Adding mfwd, igmp and mfwd apps

Change-Id: Ie7187716db36b754e4cd687a8f9de004e27c7825

adding mfwd, pim, igmp apps

Change-Id: Iddd2dcee24dc905d5ff0efe1d1d798fc83a7c736
diff --git a/apps/mfwd/src/main/java/org/onosproject/mfwd/cli/McastDeleteCommand.java b/apps/mfwd/src/main/java/org/onosproject/mfwd/cli/McastDeleteCommand.java
new file mode 100644
index 0000000..ded5a1a
--- /dev/null
+++ b/apps/mfwd/src/main/java/org/onosproject/mfwd/cli/McastDeleteCommand.java
@@ -0,0 +1,47 @@
+/*
+ * Copyright 2014-2015 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.mfwd.cli;
+
+import org.apache.karaf.shell.commands.Argument;
+import org.apache.karaf.shell.commands.Command;
+import org.onosproject.cli.AbstractShellCommand;
+
+import org.onosproject.mfwd.impl.McastRouteTable;
+
+/**
+ * Delete a multicast route.
+ */
+@Command(scope = "onos", name = "mcast-delete",
+        description = "Delete a multicast route flow")
+public class McastDeleteCommand extends AbstractShellCommand {
+
+    @Argument(index = 0, name = "sAddr",
+            description = "IP Address of the multicast source. '*' can be used for any source (*, G) entry",
+            required = true, multiValued = false)
+    String sAddr = null;
+
+    @Argument(index = 1, name = "gAddr",
+            description = "IP Address of the multicast group",
+            required = true, multiValued = false)
+    String gAddr = null;
+
+    @Override
+    protected void execute() {
+        McastRouteTable mrib = McastRouteTable.getInstance();
+        mrib.removeRoute(sAddr, gAddr);
+    }
+}
+
diff --git a/apps/mfwd/src/main/java/org/onosproject/mfwd/cli/McastJoinCommand.java b/apps/mfwd/src/main/java/org/onosproject/mfwd/cli/McastJoinCommand.java
new file mode 100644
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--- /dev/null
+++ b/apps/mfwd/src/main/java/org/onosproject/mfwd/cli/McastJoinCommand.java
@@ -0,0 +1,97 @@
+/*

+ * Copyright 2014-2015 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.mfwd.cli;

+

+import org.apache.karaf.shell.commands.Argument;

+import org.apache.karaf.shell.commands.Command;

+import org.onlab.packet.IpPrefix;

+import org.onosproject.cli.AbstractShellCommand;

+

+import org.onosproject.mfwd.impl.McastRouteBase;

+import org.onosproject.mfwd.impl.McastRouteTable;

+

+/**

+ * Installs a source, multicast group flow.

+ */

+@Command(scope = "onos", name = "mcast-join",

+         description = "Installs a source, multicast group flow")

+public class McastJoinCommand extends AbstractShellCommand {

+

+    @Argument(index = 0, name = "sAddr",

+              description = "IP Address of the multicast source. '*' can be used for any source (*, G) entry",

+              required = true, multiValued = false)

+    String sAddr = null;

+

+    @Argument(index = 1, name = "gAddr",

+              description = "IP Address of the multicast group",

+              required = true, multiValued = false)

+    String gAddr = null;

+

+    @Argument(index = 2, name = "ingressPort",

+            description = "Ingress port and Egress ports",

+            required = false, multiValued = false)

+    String ingressPort = null;

+

+    @Argument(index = 3, name = "ports",

+              description = "Ingress port and Egress ports",

+              required = false, multiValued = true)

+    String[] ports = null;

+

+    @Override

+    protected void execute() {

+        McastRouteTable mrib = McastRouteTable.getInstance();

+        IpPrefix mcast = IpPrefix.valueOf("224.0.0.0/4");

+        IpPrefix saddr = IpPrefix.valueOf(sAddr);

+        if (mcast.contains(saddr)) {

+            print("Error: the source address " + sAddr + " must be an IPv4 unicast address");

+            return;

+        }

+

+        IpPrefix gaddr = IpPrefix.valueOf(gAddr);

+        if (!mcast.contains(gaddr)) {

+            print("Error: " + gAddr + " must be a multicast group address");

+            return;

+        }

+

+        McastRouteBase mr = mrib.addRoute(sAddr, gAddr);

+        if (mr == null) {

+            print("Error: unable to save the multicast state");

+            return;

+        }

+

+        // Port format "of:0000000000000023/4"

+        if (ingressPort != null) {

+            String inCP = ingressPort;

+            log.debug("Ingress port provided: " + inCP);

+            String [] cp = inCP.split("/");

+            mr.addIngressPoint(cp[0], Long.parseLong(cp[1]));

+        } else {

+            return;

+        }

+

+        if (ports == null) {

+            return;

+        }

+

+        for (int i = 0; i < ports.length; i++) {

+            String egCP = ports[i];

+            log.debug("Egress port provided: " + egCP);

+            String [] cp = egCP.split("/");

+            mr.addEgressPoint(cp[0], Long.parseLong(cp[1]));

+        }

+        print("Added the mcast route");

+    }

+}

diff --git a/apps/mfwd/src/main/java/org/onosproject/mfwd/cli/McastShowCommand.java b/apps/mfwd/src/main/java/org/onosproject/mfwd/cli/McastShowCommand.java
new file mode 100644
index 0000000..750fac9
--- /dev/null
+++ b/apps/mfwd/src/main/java/org/onosproject/mfwd/cli/McastShowCommand.java
@@ -0,0 +1,96 @@
+/*
+ * Copyright 2014-2015 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.mfwd.cli;
+
+import org.apache.karaf.shell.commands.Command;
+import org.onosproject.cli.AbstractShellCommand;
+import org.onosproject.net.ConnectPoint;
+import org.onlab.packet.IpPrefix;
+
+import java.util.Map;
+import java.util.Set;
+
+import org.slf4j.Logger;
+import org.onosproject.mfwd.impl.McastRouteTable;
+import org.onosproject.mfwd.impl.McastRouteGroup;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.node.ArrayNode;
+
+import static org.slf4j.LoggerFactory.getLogger;
+
+/**
+ * Displays the source, multicast group flows entries.
+ */
+@Command(scope = "onos", name = "mcast-show", description = "Displays the source, multicast group flows")
+public class McastShowCommand extends AbstractShellCommand {
+
+    private final Logger log = getLogger(getClass());
+
+    @Override
+    protected void execute() {
+        McastRouteTable mrt = McastRouteTable.getInstance();
+        if (outputJson()) {
+            print("%s", json(mrt));
+        } else {
+            printMrib4(mrt);
+        }
+    }
+
+    public JsonNode json(McastRouteTable mrt) {
+        ObjectMapper mapper = new ObjectMapper();
+        ArrayNode result = mapper.createArrayNode();
+        Map<IpPrefix, McastRouteGroup> mrib4 = mrt.getMrib4();
+        for (McastRouteGroup mg : mrib4.values()) {
+            String sAddr = "";
+            String gAddr = "";
+            String inPort = "";
+            String outPorts = "";
+            if (mg.getSaddr() != null) {
+                sAddr = mg.getSaddr().toString();
+                log.info("Multicast Source: " + sAddr);
+            }
+            if (mg.getGaddr() != null) {
+                gAddr = mg.getGaddr().toString();
+                log.info("Multicast Group: " + gAddr);
+            }
+            if (mg.getIngressPoint() != null) {
+                inPort = mg.getIngressPoint().toString();
+                log.info("Multicast Ingress: " + inPort);
+            }
+            Set<ConnectPoint> eps = mg.getEgressPoints();
+            if (eps != null && !eps.isEmpty()) {
+                outPorts = eps.toString();
+            }
+            result.add(mapper.createObjectNode()
+                                    .put("src", sAddr)
+                                    .put("grp", gAddr)
+                                    .put("inPort", inPort)
+                                    .put("outPorts", outPorts));
+        }
+        return result;
+    }
+
+    /**
+     * Displays multicast route table entries.
+     *
+     * @param mrt route table
+     */
+    protected void printMrib4(McastRouteTable mrt) {
+        print(mrt.printMcastRouteTable());
+    }
+}
diff --git a/apps/mfwd/src/main/java/org/onosproject/mfwd/cli/package-info.java b/apps/mfwd/src/main/java/org/onosproject/mfwd/cli/package-info.java
new file mode 100644
index 0000000..7b5ed39
--- /dev/null
+++ b/apps/mfwd/src/main/java/org/onosproject/mfwd/cli/package-info.java
@@ -0,0 +1,5 @@
+/**

+ * Sample Multicast forwarding framework using intents.

+ */

+package org.onosproject.mfwd.cli;

+