elanmanager/impl/src/main/java/org/opendaylight/netvirt/elan/cli/ElanInterfaceGet.java

   1 /*
   2  * Copyright (c) 2016 Ericsson India Global Services Pvt Ltd. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package org.opendaylight.netvirt.elan.cli;
   9
  10 import java.util.List;
  11 import org.apache.karaf.shell.commands.Argument;
  12 import org.apache.karaf.shell.commands.Command;
  13 import org.apache.karaf.shell.console.OsgiCommandSupport;
  14 import org.opendaylight.genius.interfacemanager.globals.InterfaceInfo;
  15 import org.opendaylight.genius.interfacemanager.interfaces.IInterfaceManager;
  16 import org.opendaylight.netvirt.elan.utils.ElanCLIUtils;
  17 import org.opendaylight.netvirt.elanmanager.api.IElanService;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.rev150602.elan.instances.ElanInstance;
  19 import org.slf4j.Logger;
  20 import org.slf4j.LoggerFactory;
  21
  22 @Command(scope = "elanInterface", name = "show", description = "display Elan Interfaces for the ElanInstance")
  23 public class ElanInterfaceGet extends OsgiCommandSupport {
  24
  25     private static final Logger LOG = LoggerFactory.getLogger(ElanInterfaceGet.class);
  26
  27     @Argument(index = 0, name = "elanName", description = "ELAN-NAME", required = false, multiValued = false)
  28     private String elanName;
  29     private IInterfaceManager interfaceManager;
  30     private IElanService elanProvider;
  31
  32     public void setElanProvider(IElanService elanServiceProvider) {
  33         this.elanProvider = elanServiceProvider;
  34     }
  35
  36     public void setInterfaceManager(IInterfaceManager interfaceManager) {
  37         this.interfaceManager = interfaceManager;
  38     }
  39
  40     @Override
  41     protected Object doExecute() {
  42         LOG.debug("Executing Get ElanInterface command for the corresponding Elan Instance"
  43                 + "\t" + elanName + "\t");
  44         if (elanName != null) {
  45             ElanInstance elanInstance = elanProvider.getElanInstance(elanName);
  46             List<String> elanInterfaces = elanProvider.getElanInterfaces(elanName);
  47             if (elanInterfaces == null) {
  48                 session.getConsole().println("No Elan Interfaces present for ELan Instance:" + elanName);
  49                 return null;
  50             }
  51             session.getConsole().println(getElanInterfaceHeaderOutput());
  52             displayInterfaces(elanInstance, elanInterfaces);
  53
  54         } else {
  55             List<ElanInstance> elanInstances = elanProvider.getElanInstances();
  56             if (!elanInstances.isEmpty()) {
  57                 session.getConsole().println(getElanInterfaceHeaderOutput());
  58                 for (ElanInstance elanInstance : elanInstances) {
  59                     List<String> elanInterfaces = elanProvider
  60                             .getElanInterfaces(elanInstance.getElanInstanceName());
  61                     displayInterfaces(elanInstance, elanInterfaces);
  62                     session.getConsole().println("\n");
  63                 }
  64             }
  65
  66         }
  67         return null;
  68     }
  69
  70     private Object getElanInterfaceHeaderOutput() {
  71         StringBuilder headerBuilder = new StringBuilder();
  72         headerBuilder.append(String.format(ElanCLIUtils.ELAN_INTERFACE_CLI_FORMAT, "ElanInstance/Tag",
  73                 "ElanInterface/Tag", "OpState", "AdminState"));
  74         headerBuilder.append('\n');
  75         headerBuilder.append(ElanCLIUtils.HEADER_UNDERLINE);
  76         return headerBuilder.toString();
  77     }
  78
  79     private void displayInterfaces(ElanInstance elanInstance, List<String> interfaceList) {
  80         if (!interfaceList.isEmpty()) {
  81             for (String elanInterface : interfaceList) {
  82                 InterfaceInfo interfaceInfo = interfaceManager.getInterfaceInfo(elanInterface);
  83                 if (interfaceInfo != null) {
  84                     session.getConsole()
  85                             .println(String.format(ElanCLIUtils.ELAN_INTERFACE_CLI_FORMAT,
  86                                     elanInstance.getElanInstanceName() + "/" + elanInstance.getElanTag(),
  87                                     elanInterface + "/" + interfaceInfo.getInterfaceTag(), interfaceInfo.getOpState(),
  88                                     interfaceInfo.getAdminState()));
  89                 }
  90             }
  91         }
  92     }
  93 }