}

        // In the stop command, we're passed in the name of the VM as seen by cloudstack,

        // i.e., i-x-y. This is the internal VM name.

        VmwareHypervisorHost hyperHost = getHyperHost(context);

        try {

            VirtualMachineMO vmMo = hyperHost.findVmOnHyperHost(cmd.getVmName());

            if (vmMo != null) {

        if (s_logger.isInfoEnabled()) {

            s_logger.info("Executing resource RebootCommand: " + _gson.toJson(cmd));

        }

        VmwareHypervisorHost hyperHost = getHyperHost(context);

        try {

            VirtualMachineMO vmMo = hyperHost.findVmOnHyperHost(cmd.getVmName());

            if (vmMo != null) {

                try {

        final String vmName = cmd.getVmName();

        State state = State.Unknown;

        Integer vncPort = null;

        VmwareHypervisorHost hyperHost = getHyperHost(context);

        try {

            VirtualMachineMO vmMo = hyperHost.findVmOnHyperHost(vmName);

            if (vmMo != null) {

    }

    public ManagedObjectReference handleDatastoreAndVmdkAttach(Command cmd, String iqn, String storageHost, int storagePort,

                                                               String initiatorUsername, String initiatorPassword, String targetUsername, String targetPassword) throws Exception {

        VmwareHypervisorHost hyperHost = getHyperHost(context);

        ManagedObjectReference morDs = createVmfsDatastore(hyperHost, getDatastoreName(iqn),

                                                           storageHost, storagePort, trimIqn(iqn),

                                                           initiatorUsername, initiatorPassword,

      return morDs;

    }

    public void handleDatastoreAndVmdkDetach(String iqn, String storageHost, int storagePort) throws Exception {

        VmwareHypervisorHost hyperHost = getHyperHost(context);

        deleteVmfsDatastore(hyperHost, getDatastoreName(iqn), storageHost, storagePort, trimIqn(iqn));

    }

    }

    private void addRemoveInternetScsiTargetsToAllHosts(final boolean add, final List<HostInternetScsiHbaStaticTarget> lstTargets,

            final List<Pair<ManagedObjectReference, String>> lstHosts) throws Exception {

        ExecutorService executorService = Executors.newFixedThreadPool(lstHosts.size());

        final List<Exception> exceptions = new ArrayList<Exception>();

        }

    }

    private void rescanAllHosts(final List<Pair<ManagedObjectReference, String>> lstHosts) throws Exception {

        ExecutorService executorService = Executors.newFixedThreadPool(lstHosts.size());

        final List<Exception> exceptions = new ArrayList<Exception>();

    }

    private ManagedObjectReference createVmfsDatastore(VmwareHypervisorHost hyperHost, String datastoreName, String storageIpAddress,

            int storagePortNumber, String iqn, String chapName, String chapSecret, String mutualChapName, String mutualChapSecret) throws Exception {

        ManagedObjectReference morCluster = hyperHost.getHyperHostCluster();

        ClusterMO cluster = new ClusterMO(context, morCluster);

        List<Pair<ManagedObjectReference, String>> lstHosts = cluster.getClusterHosts();

        HostInternetScsiHbaStaticTarget target = new HostInternetScsiHbaStaticTarget();

    private void deleteVmfsDatastore(VmwareHypervisorHost hyperHost, String volumeUuid,

            String storageIpAddress, int storagePortNumber, String iqn) throws Exception {

        // hyperHost.unmountDatastore(volumeUuid);

        ManagedObjectReference morCluster = hyperHost.getHyperHostCluster();

        ClusterMO cluster = new ClusterMO(context, morCluster);

        List<Pair<ManagedObjectReference, String>> lstHosts = cluster.getClusterHosts();

        HostInternetScsiHbaStaticTarget target = new HostInternetScsiHbaStaticTarget();

            s_logger.info("Executing resource BackupSnapshotCommand: " + _gson.toJson(cmd));

        }

        try {

            return mgr.getStorageManager().execute(this, cmd);

        } catch (Throwable e) {

            if (e instanceof RemoteException) {

                s_logger.warn("Encounter remote exception to vCenter, invalidate VMware session context");