ONOS-2184 VirtualHost CLI and REST api's

Change-Id: If0ebe4268f3161a34223eca58e3f1bdbb8d0c9be
diff --git a/cli/src/main/java/org/onosproject/cli/net/vnet/VirtualHostCreateCommand.java b/cli/src/main/java/org/onosproject/cli/net/vnet/VirtualHostCreateCommand.java
new file mode 100644
index 0000000..fc66626
--- /dev/null
+++ b/cli/src/main/java/org/onosproject/cli/net/vnet/VirtualHostCreateCommand.java
@@ -0,0 +1,87 @@
+/*
+ * 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.vnet;
+
+import org.apache.karaf.shell.commands.Argument;
+import org.apache.karaf.shell.commands.Command;
+import org.apache.karaf.shell.commands.Option;
+import org.onlab.packet.IpAddress;
+import org.onlab.packet.MacAddress;
+import org.onlab.packet.VlanId;
+import org.onosproject.cli.AbstractShellCommand;
+import org.onosproject.incubator.net.virtual.NetworkId;
+import org.onosproject.incubator.net.virtual.VirtualNetworkAdminService;
+import org.onosproject.net.DeviceId;
+import org.onosproject.net.HostId;
+import org.onosproject.net.HostLocation;
+import org.onosproject.net.PortNumber;
+
+import java.util.Arrays;
+import java.util.HashSet;
+import java.util.Set;
+
+/**
+ * Creates a new virtual host.
+ */
+@Command(scope = "onos", name = "vnet-create-host",
+        description = "Creates a new virtual host in a network.")
+public class VirtualHostCreateCommand extends AbstractShellCommand {
+
+    @Argument(index = 0, name = "networkId", description = "Network ID",
+            required = true, multiValued = false)
+    Long networkId = null;
+
+    @Argument(index = 1, name = "mac", description = "Mac address",
+            required = true, multiValued = false)
+    String mac = null;
+
+    @Argument(index = 2, name = "vlan", description = "Vlan",
+            required = true, multiValued = false)
+    short vlan;
+
+    @Argument(index = 3, name = "hostLocationDeviceId", description = "Host location device ID",
+            required = true, multiValued = false)
+    String hostLocationDeviceId;
+
+    @Argument(index = 4, name = "hostLocationPortNumber", description = "Host location port number",
+            required = true, multiValued = false)
+    long hostLocationPortNumber;
+
+    // ip addresses
+    @Option(name = "--hostIp", description = "Host IP addresses.  Can be specified multiple times.",
+            required = false, multiValued = true)
+    protected String[] hostIpStrings;
+
+    @Override
+    protected void execute() {
+        VirtualNetworkAdminService service = get(VirtualNetworkAdminService.class);
+
+        Set<IpAddress> hostIps = new HashSet<>();
+        if (hostIpStrings != null) {
+            Arrays.asList(hostIpStrings).stream().forEach(s -> hostIps.add(IpAddress.valueOf(s)));
+        }
+        HostLocation hostLocation = new HostLocation(DeviceId.deviceId(hostLocationDeviceId),
+                                                     PortNumber.portNumber(hostLocationPortNumber),
+                                                     System.currentTimeMillis());
+        MacAddress macAddress = MacAddress.valueOf(mac);
+        VlanId vlanId = VlanId.vlanId(vlan);
+        service.createVirtualHost(NetworkId.networkId(networkId),
+                                  HostId.hostId(macAddress, vlanId), macAddress, vlanId,
+                                  hostLocation, hostIps);
+        print("Virtual host successfully created.");
+    }
+}