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.eclipse.jdt.annotation.Nullable;
  15 import org.opendaylight.genius.interfacemanager.globals.InterfaceInfo;
  16 import org.opendaylight.genius.interfacemanager.interfaces.IInterfaceManager;
  17 import org.opendaylight.netvirt.elan.utils.ElanCLIUtils;
  18 import org.opendaylight.netvirt.elanmanager.api.IElanService;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.rev150602.elan.instances.ElanInstance;
  20 import org.slf4j.Logger;
  21 import org.slf4j.LoggerFactory;
  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 LOG = 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     private IElanService elanProvider;
  32
  33     public void setElanProvider(IElanService elanServiceProvider) {
  34         this.elanProvider = elanServiceProvider;
  35     }
  36
  37     public void setInterfaceManager(IInterfaceManager interfaceManager) {
  38         this.interfaceManager = interfaceManager;
  39     }
  40
  41     @Override
  42     @Nullable
  43     protected Object doExecute() {
  44         LOG.debug("Executing Get ElanInterface command for the corresponding Elan Instance for {}", elanName);
  45         if (elanName != null) {
  46             ElanInstance elanInstance = elanProvider.getElanInstance(elanName);
  47             List<String> elanInterfaces = elanProvider.getElanInterfaces(elanName);
  48             if (elanInterfaces == null) {
  49                 session.getConsole().println("No Elan Interfaces present for ELan Instance:" + elanName);
  50                 return null;
  51             }
  52             session.getConsole().println(getElanInterfaceHeaderOutput());
  53             displayInterfaces(elanInstance, elanInterfaces);
  54
  55         } else {
  56             List<ElanInstance> elanInstances = elanProvider.getElanInstances();
  57             if (!elanInstances.isEmpty()) {
  58                 session.getConsole().println(getElanInterfaceHeaderOutput());
  59                 for (ElanInstance elanInstance : elanInstances) {
  60                     List<String> elanInterfaces = elanProvider
  61                             .getElanInterfaces(elanInstance.getElanInstanceName());
  62                     displayInterfaces(elanInstance, elanInterfaces);
  63                     session.getConsole().println("\n");
  64                 }
  65             }
  66
  67         }
  68         return null;
  69     }
  70
  71     private Object getElanInterfaceHeaderOutput() {
  72         StringBuilder headerBuilder = new StringBuilder();
  73         headerBuilder.append(String.format(ElanCLIUtils.ELAN_INTERFACE_CLI_FORMAT, "ElanInstance/Tag",
  74                 "ElanInterface/Tag", "OpState", "AdminState"));
  75         headerBuilder.append('\n');
  76         headerBuilder.append(ElanCLIUtils.HEADER_UNDERLINE);
  77         return headerBuilder.toString();
  78     }
  79
  80     private void displayInterfaces(ElanInstance elanInstance, List<String> interfaceList) {
  81         if (!interfaceList.isEmpty()) {
  82             for (String elanInterface : interfaceList) {
  83                 InterfaceInfo interfaceInfo = interfaceManager.getInterfaceInfo(elanInterface);
  84                 if (interfaceInfo != null) {
  85                     session.getConsole()
  86                             .println(String.format(ElanCLIUtils.ELAN_INTERFACE_CLI_FORMAT,
  87                                     elanInstance.getElanInstanceName() + "/" + elanInstance.getElanTag(),
  88                                     elanInterface + "/" + interfaceInfo.getInterfaceTag(), interfaceInfo.getOpState(),
  89                                     interfaceInfo.getAdminState()));
  90                 }
  91             }
  92         }
  93     }
  94 }