@Override
 public boolean configure(String name, Map<String, Object> params) throws ConfigurationException {
   _name = name;
   String elbEnabledString = _configDao.getValue(Config.ElasticLoadBalancerEnabled.key());
   _elbEnabled = Boolean.parseBoolean(elbEnabledString);
   s_logger.info("Firewall provider list is " + _firewallElements.iterator().next());
   return true;
 }
  @Override
  public boolean configure(String name, Map<String, Object> params) throws ConfigurationException {
    final Map<String, String> configs = _configDao.getConfiguration("AgentManager", params);
    _systemAcct = _accountService.getSystemAccount();
    _instance = configs.get("instance.name");
    if (_instance == null) {
      _instance = "VM";
    }
    _mgmtCidr = _configDao.getValue(Config.ManagementNetwork.key());
    _mgmtHost = _configDao.getValue(Config.ManagementHostIPAdr.key());

    boolean useLocalStorage =
        Boolean.parseBoolean(configs.get(Config.SystemVMUseLocalStorage.key()));

    _elasticLbVmRamSize =
        NumbersUtil.parseInt(
            configs.get(Config.ElasticLoadBalancerVmMemory.key()), DEFAULT_ELB_VM_RAMSIZE);
    _elasticLbvmCpuMHz =
        NumbersUtil.parseInt(
            configs.get(Config.ElasticLoadBalancerVmCpuMhz.key()), DEFAULT_ELB_VM_CPU_MHZ);
    _elasticLbvmNumCpu =
        NumbersUtil.parseInt(configs.get(Config.ElasticLoadBalancerVmNumVcpu.key()), 1);
    _elasticLbVmOffering =
        new ServiceOfferingVO(
            "System Offering For Elastic LB VM",
            _elasticLbvmNumCpu,
            _elasticLbVmRamSize,
            _elasticLbvmCpuMHz,
            0,
            0,
            true,
            null,
            useLocalStorage,
            true,
            null,
            true,
            VirtualMachine.Type.ElasticLoadBalancerVm,
            true);
    _elasticLbVmOffering.setUniqueName(ServiceOffering.elbVmDefaultOffUniqueName);
    _elasticLbVmOffering = _serviceOfferingDao.persistSystemServiceOffering(_elasticLbVmOffering);

    String enabled = _configDao.getValue(Config.ElasticLoadBalancerEnabled.key());
    _enabled = (enabled == null) ? false : Boolean.parseBoolean(enabled);
    s_logger.info("Elastic Load balancer enabled: " + _enabled);
    if (_enabled) {
      String traffType = _configDao.getValue(Config.ElasticLoadBalancerNetwork.key());
      if ("guest".equalsIgnoreCase(traffType)) {
        _frontendTrafficType = TrafficType.Guest;
      } else if ("public".equalsIgnoreCase(traffType)) {
        _frontendTrafficType = TrafficType.Public;
      } else
        throw new ConfigurationException(
            "ELB: Traffic type for front end of load balancer has to be guest or public; found : "
                + traffType);
      s_logger.info("ELB: Elastic Load Balancer: will balance on " + traffType);
      int gcIntervalMinutes =
          NumbersUtil.parseInt(configs.get(Config.ElasticLoadBalancerVmGcInterval.key()), 5);
      if (gcIntervalMinutes < 5) gcIntervalMinutes = 5;
      s_logger.info(
          "ELB: Elastic Load Balancer: scheduling GC to run every "
              + gcIntervalMinutes
              + " minutes");
      _gcThreadPool = Executors.newScheduledThreadPool(1, new NamedThreadFactory("ELBVM-GC"));
      _gcThreadPool.scheduleAtFixedRate(
          new CleanupThread(), gcIntervalMinutes, gcIntervalMinutes, TimeUnit.MINUTES);
      _itMgr.registerGuru(VirtualMachine.Type.ElasticLoadBalancerVm, this);
    }

    return true;
  }