'Get volume iqn for initiator access.'

def _get_provider_location(self, volume_name):

    vol_info = self.APIExecutor.get_vol_info(volume_name)
    netconfig = self.APIExecutor.get_netconfig('active')
    self._set_gst_for_group()
    if self._group_target_name:
        iqn = self._group_target_name
        target_ipaddr = self._get_data_ip(netconfig)
        iscsi_portal = (target_ipaddr + ':3260')
    else:
        iqn = vol_info['target_name']
        target_ipaddr = self._get_discovery_ip(netconfig)
        iscsi_portal = (target_ipaddr + ':3260')
    provider_location = ('%s    %s' % (iscsi_portal, iqn))
    LOG.info('vol_name=%(name)s    provider_location=%(loc)s', {'name': volume_name, 'loc': provider_location})
    return provider_location
