bgpmanager/bgpmanager-impl/src/main/java/org/opendaylight/bgpmanager/commands/Router.java

   1 /*
   2  * Copyright (c) 2015 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
   9 package org.opendaylight.bgpmanager.commands;
  10
  11 import org.apache.karaf.shell.commands.*;
  12 import org.apache.karaf.shell.console.OsgiCommandSupport;
  13 import org.opendaylight.bgpmanager.BgpManager;
  14
  15 @Command(scope = "odl", name = "bgp-rtr",
  16          description = "Add or delete BGP router instance")
  17 public class Router extends OsgiCommandSupport {
  18     private static final String AS = "--as-number";
  19     private static final String RID = "--router-id";
  20     private static final String SP = "--stale-path-time";
  21     private static final String FB = "--f-bit";
  22
  23     @Argument(name="add|del", description="The desired operation",
  24               required=true, multiValued = false)
  25     private String action = null;
  26
  27     @Option(name=AS, aliases={"-a"},
  28             description="AS number",
  29             required=false, multiValued=false)
  30     private String asNum = null;
  31
  32     @Option(name=RID, aliases={"-r"},
  33             description="Router ID",
  34             required=false, multiValued=false)
  35     private String rid = null;
  36
  37     @Option(name=SP, aliases={"-s"},
  38             description="Stale-path time",
  39             required=false, multiValued=false)
  40     private String spt = null;
  41
  42     @Option(name=FB, aliases={"-f"},
  43             description="F-bit",
  44             required=false, multiValued=false)
  45     private String fbit = null;
  46
  47     private Object usage() {
  48         System.err.println(
  49             "usage: bgp-rtr ["+AS+" as-number] ["+RID+" router-id] ["
  50             +SP+" stale-path-time] ["+FB+" on|off] <add | del>");
  51         return null;
  52     }
  53
  54     @Override
  55     protected Object doExecute() throws Exception {
  56         if (!Commands.bgpRunning()) {
  57             return null;
  58         }
  59         BgpManager bm = Commands.getBgpManager();
  60         switch (action) {
  61             case "add" :
  62                 // check: rtr already running?
  63                 int asn = 0;
  64                 int s = 0;
  65                 boolean fb = false;
  66                 if (asNum == null) {
  67                     System.err.println("error: "+AS+" is needed");
  68                     return null;
  69                 }
  70                 if (!Commands.isValid(asNum, Commands.INT, AS)) {
  71                     return null;
  72                 }
  73                 asn = Integer.valueOf(asNum);
  74                 if (rid != null &&
  75                 !Commands.isValid(rid, Commands.IPADDR, RID)) {
  76                     return null;
  77                 }
  78                 if (spt != null) {
  79                     if (!Commands.isValid(spt, Commands.INT, SP)) {
  80                         return null;
  81                     } else {
  82                         s = Integer.valueOf(spt);
  83                     }
  84                 }
  85                 if (fbit != null) {
  86                     switch (fbit) {
  87                         case "on":
  88                             fb = true;
  89                             break;
  90                         case "off":
  91                             fb = false;
  92                             break;
  93                         default:
  94                             System.err.println("error: "+FB+" must be on or off");
  95                             return null;
  96                     }
  97                 }
  98                 bm.startBgp(asn, rid, s, fb);
  99                 break;
 100             case "del" :
 101                 // check: nothing to stop?
 102                 if (asNum != null || rid != null || spt != null ||
 103                 fbit != null) {
 104                     System.err.println("note: option(s) not needed; ignored");
 105                 }
 106                 bm.stopBgp();
 107                 break;
 108             default :
 109                 return usage();
 110         }
 111         return null;
 112     }
 113 }