elanmanager/elanmanager-impl/src/main/java/org/opendaylight/vpnservice/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.vpnservice.elan.cli;
   9
  10 import org.apache.karaf.shell.commands.Argument;
  11 import org.apache.karaf.shell.commands.Command;
  12 import org.apache.karaf.shell.console.OsgiCommandSupport;
  13 import org.opendaylight.elanmanager.api.IElanService;
  14 import org.opendaylight.vpnservice.elan.utils.ElanCLIUtils;
  15 import org.opendaylight.vpnservice.interfacemgr.globals.InterfaceInfo;
  16 import org.opendaylight.vpnservice.interfacemgr.interfaces.IInterfaceManager;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.elan.rev150602.elan.instances.ElanInstance;
  18 import org.slf4j.Logger;
  19 import org.slf4j.LoggerFactory;
  20
  21 import java.util.List;
  22
  23 @Command(scope = "elanInterface", name = "show", description = "display Elan Interfaces for the ElanInstance")
  24 public class ElanInterfaceGet extends OsgiCommandSupport {
  25
  26     private static final Logger logger = LoggerFactory.getLogger(ElanInterfaceGet.class);
  27
  28     @Argument(index = 0, name = "elanName", description = "ELAN-NAME", required = false, multiValued = false)
  29     private String elanName;
  30     private IInterfaceManager interfaceManager;
  31     public static int MAX_LENGTH = 31;
  32     private IElanService elanProvider;
  33     public static boolean isDisplay = true;
  34
  35     public void setElanProvider(IElanService elanServiceProvider) {
  36         this.elanProvider = elanServiceProvider;
  37     }
  38
  39     public void setInterfaceManager(IInterfaceManager interfaceManager) {
  40         this.interfaceManager = interfaceManager;
  41     }
  42
  43     @Override
  44     protected Object doExecute() {
  45         try {
  46             logger.debug("Executing Get ElanInterface command for the corresponding Elan Instance" + "\t" + elanName +  "\t");
  47             if(elanName != null) {
  48                 ElanInstance elanInstance = elanProvider.getElanInstance(elanName);
  49                 List<String> elanInterfaces = elanProvider.getElanInterfaces(elanName);
  50                 if (elanInterfaces == null) {
  51                     System.out.println("No Elan Interfaces present for ELan Instance:" + elanName);
  52                     return null;
  53                 }
  54                 System.out.println(getElanInterfaceHeaderOutput());
  55                 displayInterfaces(elanInstance, elanInterfaces);
  56
  57             } else {
  58                 List<ElanInstance> elanInstances = elanProvider.getElanInstances();
  59                 if(!elanInstances.isEmpty()) {
  60                     System.out.println(getElanInterfaceHeaderOutput());
  61                     for(ElanInstance elanInstance : elanInstances) {
  62                         List<String> elanInterfaces = elanProvider.getElanInterfaces(elanInstance.getElanInstanceName());
  63                         displayInterfaces(elanInstance, elanInterfaces);
  64                         System.out.println("\n");
  65                     }
  66                 }
  67
  68             }
  69         } catch (Exception e) {
  70             logger.error("Elan Instance failed to get {}", e);
  71             e.printStackTrace();
  72         }
  73         return null;
  74     }
  75
  76     private Object getElanInterfaceHeaderOutput() {
  77         StringBuilder headerBuilder = new StringBuilder();
  78         headerBuilder.append(String.format(ElanCLIUtils.ELAN_INTERFACE_CLI_FORMAT, "ElanInstance/Tag", "ElanInterface/Tag", "OpState" , "AdminState"));
  79         headerBuilder.append('\n');
  80         headerBuilder.append(ElanCLIUtils.HEADER_UNDERLINE);
  81         return headerBuilder.toString();
  82     }
  83
  84     private void displayInterfaces(ElanInstance elanInstance, List<String> interfaceList) {
  85         if(!interfaceList.isEmpty()) {
  86             for (String elanInterface : interfaceList)
  87             {
  88                 InterfaceInfo interfaceInfo = interfaceManager.getInterfaceInfo(elanInterface);
  89                 if (interfaceInfo != null) {
  90                     System.out.println(String.format(ElanCLIUtils.ELAN_INTERFACE_CLI_FORMAT, elanInstance.getElanInstanceName()+"/"+elanInstance.getElanTag(), elanInterface+"/"+interfaceInfo.getInterfaceTag(), interfaceInfo.getOpState(), interfaceInfo.getAdminState()));
  91                 }
  92             }
  93         }
  94     }
  95 }