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lib64/python3.9/site-packages/lsm/lsmcli/_[ Not.Writable ]

File://lib64/python3.9/site-packages/lsm/lsmcli/data_display.py

# SPDX-License-Identifier: LGPL-2.1-or-later
#
# Copyright (C) 2014-2023 Red Hat, Inc.
# (C) Copyright 2017 Hewlett Packard Enterprise Development LP
#
# Author: Gris Ge <fge@redhat.com>

import sys
from datetime import datetime

from lsm import (size_bytes_2_size_human, LsmError, ErrorNumber, Battery,
                 System, Pool, Disk, Volume, AccessGroup, FileSystem,
                 FsSnapshot, NfsExport, TargetPort, LocalDisk)

try:
    from collections import OrderedDict
except ImportError:
    # python 2.6 or earlier, use backport
    from ordereddict import OrderedDict

BIT_MAP_STRING_SPLITTER = ','


# Users are reporting errors with broken pipe when piping output
# to another program.  This appears to be related to this issue:
# http://bugs.python.org/issue11380
# Unable to reproduce, but hopefully this will address it.
# @param msg    The message to be written to stdout
def out(msg):
    try:
        sys.stdout.write(str(msg))
        sys.stdout.write("\n")
        sys.stdout.flush()
    except IOError:
        sys.exit(1)


def _bit_map_to_str(bit_map, conv_dict):
    rc = []
    bit_map = int(bit_map)
    for cur_enum in list(conv_dict.keys()):
        if cur_enum & bit_map:
            rc.append(conv_dict[cur_enum])
    # If there are no bits set we really don't need a string
    if bit_map != 0 and len(rc) == 0:
        return 'Unknown(%s)' % hex(bit_map)
    return BIT_MAP_STRING_SPLITTER.join(rc)


def _enum_type_to_str(int_type, conv_dict):
    int_type = int(int_type)

    if int_type in list(conv_dict.keys()):
        return conv_dict[int_type]
    return 'Unknown(%d)' % int_type


def _str_to_enum(type_str, conv_dict):
    keys = [
        k for k, v in list(conv_dict.items()) if v.lower() == type_str.lower()
    ]
    if len(keys) > 0:
        return keys[0]
    raise LsmError(ErrorNumber.INVALID_ARGUMENT,
                   "Failed to convert %s to lsm type" % type_str)


_SYSTEM_STATUS_CONV = {
    System.STATUS_UNKNOWN: 'Unknown',
    System.STATUS_OK: 'OK',
    System.STATUS_ERROR: 'Error',
    System.STATUS_DEGRADED: 'Degraded',
    System.STATUS_PREDICTIVE_FAILURE: 'Predictive failure',
    System.STATUS_OTHER: 'Other',
}


def system_status_to_str(system_status):
    return _bit_map_to_str(system_status, _SYSTEM_STATUS_CONV)


_SYSTEM_MODE_CONV = {
    System.MODE_HARDWARE_RAID: "HW RAID",
    System.MODE_HBA: "HBA",
}


def system_mode_to_str(system_mode):
    return _SYSTEM_MODE_CONV.get(system_mode, "")


_POOL_STATUS_CONV = {
    Pool.STATUS_UNKNOWN: 'Unknown',
    Pool.STATUS_OK: 'OK',
    Pool.STATUS_OTHER: 'Other',
    Pool.STATUS_DEGRADED: 'Degraded',
    Pool.STATUS_ERROR: 'Error',
    Pool.STATUS_STOPPED: 'Stopped',
    Pool.STATUS_RECONSTRUCTING: 'Reconstructing',
    Pool.STATUS_VERIFYING: 'Verifying',
    Pool.STATUS_INITIALIZING: 'Initializing',
    Pool.STATUS_GROWING: 'Growing',
}


def pool_status_to_str(pool_status):
    return _bit_map_to_str(pool_status, _POOL_STATUS_CONV)


_POOL_ELEMENT_TYPE_CONV = {
    Pool.ELEMENT_TYPE_POOL: 'POOL',
    Pool.ELEMENT_TYPE_VOLUME: 'VOLUME',
    Pool.ELEMENT_TYPE_VOLUME_THIN: 'VOLUME_THIN',
    Pool.ELEMENT_TYPE_VOLUME_FULL: 'VOLUME_FULL',
    Pool.ELEMENT_TYPE_FS: 'FS',
    Pool.ELEMENT_TYPE_SYS_RESERVED: 'SYSTEM_RESERVED',
    Pool.ELEMENT_TYPE_DELTA: "DELTA",
}

_POOL_UNSUPPORTED_ACTION_CONV = {
    Pool.UNSUPPORTED_VOLUME_GROW: "Volume Grow",
    Pool.UNSUPPORTED_VOLUME_SHRINK: "Volume Shrink"
}


def pool_element_type_to_str(element_type):
    return _bit_map_to_str(element_type, _POOL_ELEMENT_TYPE_CONV)


def pool_unsupported_actions_to_str(unsupported_actions):
    return _bit_map_to_str(unsupported_actions, _POOL_UNSUPPORTED_ACTION_CONV)


_VOL_PROVISION_CONV = {
    Volume.PROVISION_DEFAULT: 'DEFAULT',
    Volume.PROVISION_FULL: 'FULL',
    Volume.PROVISION_THIN: 'THIN',
    Volume.PROVISION_UNKNOWN: 'UNKNOWN',
}


def vol_provision_str_to_type(vol_provision_str):
    return _str_to_enum(vol_provision_str, _VOL_PROVISION_CONV)


_VOL_ADMIN_STATE_CONV = {
    Volume.ADMIN_STATE_DISABLED: 'Yes',
    Volume.ADMIN_STATE_ENABLED: 'No',
}


def vol_admin_state_to_str(vol_admin_state):
    return _enum_type_to_str(vol_admin_state, _VOL_ADMIN_STATE_CONV)


_VOL_REP_TYPE_CONV = {
    Volume.REPLICATE_CLONE: 'CLONE',
    Volume.REPLICATE_COPY: 'COPY',
    Volume.REPLICATE_MIRROR_SYNC: 'MIRROR_SYNC',
    Volume.REPLICATE_MIRROR_ASYNC: 'MIRROR_ASYNC',
    Volume.REPLICATE_UNKNOWN: 'UNKNOWN',
}


def vol_rep_type_str_to_type(vol_rep_type_str):
    return _str_to_enum(vol_rep_type_str, _VOL_REP_TYPE_CONV)


_DISK_TYPE_CONV = {
    Disk.TYPE_UNKNOWN: 'UNKNOWN',
    Disk.TYPE_OTHER: 'Other',
    Disk.TYPE_ATA: 'ATA',
    Disk.TYPE_SATA: 'SATA',
    Disk.TYPE_SAS: 'SAS',
    Disk.TYPE_FC: 'FC',
    Disk.TYPE_SOP: 'SCSI Over PCI-E(SSD)',
    Disk.TYPE_SCSI: 'SCSI',
    Disk.TYPE_NL_SAS: 'NL_SAS',
    Disk.TYPE_HDD: 'HDD',
    Disk.TYPE_SSD: 'SSD',
    Disk.TYPE_HYBRID: 'Hybrid',
    Disk.TYPE_LUN: 'Remote LUN',
}


def disk_type_to_str(disk_type):
    return _enum_type_to_str(disk_type, _DISK_TYPE_CONV)


_DISK_STATUS_CONV = {
    Disk.STATUS_UNKNOWN: 'Unknown',
    Disk.STATUS_OK: 'OK',
    Disk.STATUS_OTHER: 'Other',
    Disk.STATUS_PREDICTIVE_FAILURE: 'Predictive failure',
    Disk.STATUS_ERROR: 'Error',
    Disk.STATUS_REMOVED: 'Removed',
    Disk.STATUS_STARTING: 'Starting',
    Disk.STATUS_STOPPING: 'Stopping',
    Disk.STATUS_STOPPED: 'Stopped',
    Disk.STATUS_INITIALIZING: 'Initializing',
    Disk.STATUS_MAINTENANCE_MODE: 'Maintenance',
    Disk.STATUS_SPARE_DISK: 'Spare',
    Disk.STATUS_RECONSTRUCT: 'Reconstruct',
    Disk.STATUS_FREE: 'Free',
}


def disk_status_to_str(disk_status):
    return _bit_map_to_str(disk_status, _DISK_STATUS_CONV)


_AG_INIT_TYPE_CONV = {
    AccessGroup.INIT_TYPE_UNKNOWN: 'Unknown',
    AccessGroup.INIT_TYPE_OTHER: 'Other',
    AccessGroup.INIT_TYPE_WWPN: 'WWPN',
    AccessGroup.INIT_TYPE_ISCSI_IQN: 'iSCSI',
    AccessGroup.INIT_TYPE_ISCSI_WWPN_MIXED: 'iSCSI/WWPN Mixed',
}


def ag_init_type_to_str(init_type):
    return _enum_type_to_str(init_type, _AG_INIT_TYPE_CONV)


def ag_init_type_str_to_lsm(init_type_str):
    return _str_to_enum(init_type_str, _AG_INIT_TYPE_CONV)


_TGT_PORT_TYPE_CONV = {
    TargetPort.TYPE_OTHER: 'Other',
    TargetPort.TYPE_FC: 'FC',
    TargetPort.TYPE_FCOE: 'FCoE',
    TargetPort.TYPE_ISCSI: 'iSCSI',
}


def tgt_port_type_to_str(port_type):
    return _enum_type_to_str(port_type, _TGT_PORT_TYPE_CONV)


def disk_rpm_to_str(rpm):
    if rpm == '':
        return "No Support"
    if rpm == Disk.RPM_NO_SUPPORT:
        return "No Support"
    if rpm == Disk.RPM_UNKNOWN:
        return "Unknown"
    if rpm == Disk.RPM_NON_ROTATING_MEDIUM:
        return "Non-Rotating Medium"
    if rpm == Disk.RPM_ROTATING_UNKNOWN_SPEED:
        return "Rotating Medium Unknown Speed"
    return str(rpm)


def disk_link_type_to_str(link_type):
    if link_type == '':
        return "No Support"
    return _enum_type_to_str(link_type, LocalDiskInfo._LINK_TYPE_MAP)


def disk_health_status_to_str(health_status):
    if health_status == '':
        return "No Support"
    if health_status == Disk.HEALTH_STATUS_UNKNOWN:
        return "Unknown"
    if health_status == Disk.HEALTH_STATUS_FAIL:
        return "Failure"
    if health_status == Disk.HEALTH_STATUS_WARN:
        return "Warning"
    if health_status == Disk.HEALTH_STATUS_GOOD:
        return "Good"


_BATTERY_TYPE_CONV = {
    Battery.TYPE_UNKNOWN: "Unknown",
    Battery.TYPE_OTHER: "Other",
    Battery.TYPE_CHEMICAL: "Chemical",
    Battery.TYPE_CAPACITOR: "Capacitor",
}


def battery_type_to_str(battery_type):
    return _enum_type_to_str(battery_type, _BATTERY_TYPE_CONV)


_BATTERY_STATUS_CONV = {
    Battery.STATUS_UNKNOWN: "Unknown",
    Battery.STATUS_OTHER: "Other",
    Battery.STATUS_OK: "OK",
    Battery.STATUS_DISCHARGING: "Discharging",
    Battery.STATUS_CHARGING: "Charging",
    Battery.STATUS_LEARNING: "Learning",
    Battery.STATUS_DEGRADED: "Degraded",
    Battery.STATUS_ERROR: "Error",
}


def battery_status_to_str(battery_status):
    return _bit_map_to_str(battery_status, _BATTERY_STATUS_CONV)


_DISK_LED_STATUS_CONV = {
    Disk.LED_STATUS_UNKNOWN: 'Unknown',
    Disk.LED_STATUS_IDENT_ON: 'IDENT_ON',
    Disk.LED_STATUS_IDENT_OFF: 'IDENT_OFF',
    Disk.LED_STATUS_IDENT_UNKNOWN: 'IDENT_UNKNOWN',
    Disk.LED_STATUS_FAULT_ON: 'FAULT_ON',
    Disk.LED_STATUS_FAULT_OFF: 'FAULT_OFF',
    Disk.LED_STATUS_FAULT_UNKNOWN: 'FAULT_UNKNOWN',
}


def disk_led_status_to_str(led_status):
    return _bit_map_to_str(led_status, _DISK_LED_STATUS_CONV)


def disk_link_speed_to_str(link_speed):
    if link_speed == Disk.LINK_SPEED_UNKNOWN:
        return "Unknown"
    return "%.1f Gbps" % float(link_speed / 1000.0)


class PlugData(object):

    def __init__(self, description, plugin_version):
        self.desc = description
        self.version = plugin_version


class VolumeRAIDInfo(object):
    _RAID_TYPE_MAP = {
        Volume.RAID_TYPE_RAID0: 'RAID0',
        Volume.RAID_TYPE_RAID1: 'RAID1',
        Volume.RAID_TYPE_RAID3: 'RAID3',
        Volume.RAID_TYPE_RAID4: 'RAID4',
        Volume.RAID_TYPE_RAID5: 'RAID5',
        Volume.RAID_TYPE_RAID6: 'RAID6',
        Volume.RAID_TYPE_RAID10: 'RAID10',
        Volume.RAID_TYPE_RAID15: 'RAID15',
        Volume.RAID_TYPE_RAID16: 'RAID16',
        Volume.RAID_TYPE_RAID50: 'RAID50',
        Volume.RAID_TYPE_RAID60: 'RAID60',
        Volume.RAID_TYPE_RAID51: 'RAID51',
        Volume.RAID_TYPE_RAID61: 'RAID61',
        Volume.RAID_TYPE_JBOD: 'JBOD',
        Volume.RAID_TYPE_MIXED: 'MIXED',
        Volume.RAID_TYPE_OTHER: 'OTHER',
        Volume.RAID_TYPE_UNKNOWN: 'UNKNOWN',
    }

    VOL_CREATE_RAID_TYPES_STR = [
        'RAID0', 'RAID1', 'RAID5', 'RAID6', 'RAID10', 'RAID50', 'RAID60'
    ]

    def __init__(self, vol_id, raid_type, strip_size, disk_count, min_io_size,
                 opt_io_size):
        self.vol_id = vol_id
        self.raid_type = raid_type
        self.strip_size = strip_size
        self.disk_count = disk_count
        self.min_io_size = min_io_size
        self.opt_io_size = opt_io_size

    @staticmethod
    def raid_type_to_str(raid_type):
        return _enum_type_to_str(raid_type, VolumeRAIDInfo._RAID_TYPE_MAP)

    @staticmethod
    def raid_type_str_to_lsm(raid_type_str):
        return _str_to_enum(raid_type_str, VolumeRAIDInfo._RAID_TYPE_MAP)


class PoolRAIDInfo(object):
    _MEMBER_TYPE_MAP = {
        Pool.MEMBER_TYPE_UNKNOWN: 'Unknown',
        Pool.MEMBER_TYPE_OTHER: 'Unknown',
        Pool.MEMBER_TYPE_POOL: 'Pool',
        Pool.MEMBER_TYPE_DISK: 'Disk',
    }

    def __init__(self, pool_id, raid_type, member_type, member_ids):
        self.pool_id = pool_id
        self.raid_type = raid_type
        self.member_type = member_type
        self.member_ids = member_ids

    @staticmethod
    def member_type_to_str(member_type):
        return _enum_type_to_str(member_type, PoolRAIDInfo._MEMBER_TYPE_MAP)


class VcrCap(object):

    def __init__(self, system_id, raid_types, strip_sizes):
        self.system_id = system_id
        self.raid_types = raid_types
        self.strip_sizes = strip_sizes


class LocalDiskInfo(object):
    _LINK_TYPE_MAP = {
        Disk.LINK_TYPE_NO_SUPPORT: "No Support",
        Disk.LINK_TYPE_UNKNOWN: "Unknown",
        Disk.LINK_TYPE_FC: "FC",
        Disk.LINK_TYPE_SSA: "SSA",
        Disk.LINK_TYPE_SBP: "SBP",
        Disk.LINK_TYPE_SRP: "SRP",
        Disk.LINK_TYPE_ISCSI: "iSCSI",
        Disk.LINK_TYPE_SAS: "SAS",
        Disk.LINK_TYPE_ADT: "ADT",
        Disk.LINK_TYPE_ATA: "PATA/SATA",
        Disk.LINK_TYPE_USB: "USB",
        Disk.LINK_TYPE_SOP: "SCSI over PCIE",
        Disk.LINK_TYPE_PCIE: "PCI-E",
    }

    def __init__(self, sd_path, vpd83, rpm, link_type, serial_num, led_status,
                 link_speed, health_status):
        self.sd_path = sd_path
        self.vpd83 = vpd83
        self.rpm = rpm
        self.link_type = link_type
        self.serial_num = serial_num
        self.led_status = led_status
        self.link_speed = link_speed
        self.health_status = health_status


class LocalLedSlotInfo(object):

    def __init__(self, id, state, device):
        self.id = id
        self.state = state
        self.device = device


class VolumeRAMCacheInfo(object):

    _PHY_DISK_CACHE_STATUS_MAP = {
        Volume.PHYSICAL_DISK_CACHE_USE_DISK_SETTING: "Use Disk Setting",
        Volume.PHYSICAL_DISK_CACHE_ENABLED: "Enabled",
        Volume.PHYSICAL_DISK_CACHE_DISABLED: "Disabled",
        Volume.PHYSICAL_DISK_CACHE_UNKNOWN: "Unknown",
    }

    _W_CACHE_POLICY_MAP = {
        Volume.WRITE_CACHE_POLICY_UNKNOWN: "Unknown",
        Volume.WRITE_CACHE_POLICY_WRITE_BACK: "Write Back",
        Volume.WRITE_CACHE_POLICY_AUTO: "Auto",
        Volume.WRITE_CACHE_POLICY_WRITE_THROUGH: "Write Through",
    }

    _W_CACHE_STATUS_MAP = {
        Volume.WRITE_CACHE_STATUS_UNKNOWN: "Unknown",
        Volume.WRITE_CACHE_STATUS_WRITE_BACK: "Write Back",
        Volume.WRITE_CACHE_STATUS_WRITE_THROUGH: "Write Through",
    }

    _R_CACHE_POLICY_MAP = {
        Volume.READ_CACHE_POLICY_UNKNOWN: "Unknown",
        Volume.READ_CACHE_POLICY_ENABLED: "Enabled",
        Volume.READ_CACHE_POLICY_DISABLED: "Disabled",
    }

    _R_CACHE_STATUS_MAP = {
        Volume.READ_CACHE_STATUS_UNKNOWN: "Unknown",
        Volume.READ_CACHE_STATUS_ENABLED: "Enabled",
        Volume.READ_CACHE_STATUS_DISABLED: "Disabled",
    }

    def __init__(self, vol_id, write_cache_policy, write_cache_status,
                 read_cache_policy, read_cache_status, phy_disk_cache):
        self.vol_id = vol_id
        self.write_cache_policy = write_cache_policy
        self.write_cache_status = write_cache_status
        self.read_cache_policy = read_cache_policy
        self.read_cache_status = read_cache_status
        self.phy_disk_cache = phy_disk_cache

    @staticmethod
    def phy_disk_cache_status_to_str(phy_disk_cache):
        return _enum_type_to_str(phy_disk_cache,
                                 VolumeRAMCacheInfo._PHY_DISK_CACHE_STATUS_MAP)

    @staticmethod
    def w_cache_policy_to_str(w_cache_p):
        return _enum_type_to_str(w_cache_p,
                                 VolumeRAMCacheInfo._W_CACHE_POLICY_MAP)

    @staticmethod
    def w_cache_status_to_str(w_cache_status):
        return _enum_type_to_str(w_cache_status,
                                 VolumeRAMCacheInfo._W_CACHE_STATUS_MAP)

    @staticmethod
    def r_cache_policy_to_str(r_cache_p):
        return _enum_type_to_str(r_cache_p,
                                 VolumeRAMCacheInfo._R_CACHE_POLICY_MAP)

    @staticmethod
    def r_cache_status_to_str(r_cache_status):
        return _enum_type_to_str(r_cache_status,
                                 VolumeRAMCacheInfo._R_CACHE_STATUS_MAP)


class DisplayData(object):

    def __init__(self):
        pass

    DISPLAY_WAY_COLUMN = 0
    DISPLAY_WAY_SCRIPT = 1

    DISPLAY_WAY_DEFAULT = DISPLAY_WAY_COLUMN

    DEFAULT_SPLITTER = ' | '

    VALUE_CONVERT = {}

    # lsm.System
    SYSTEM_HEADER = OrderedDict()
    SYSTEM_HEADER['id'] = 'ID'
    SYSTEM_HEADER['name'] = 'Name'
    SYSTEM_HEADER['status'] = 'Status'
    SYSTEM_HEADER['status_info'] = 'Info'
    SYSTEM_HEADER['fw_version'] = "FW Ver"
    SYSTEM_HEADER['mode'] = "Mode"
    SYSTEM_HEADER['read_cache_pct'] = "Read Cache Percentage"

    SYSTEM_COLUMN_SKIP_KEYS = []
    # XXX_COLUMN_SKIP_KEYS contain a list of property should be skipped when
    # displaying in column way.

    SYSTEM_VALUE_CONV_ENUM = {
        'status': system_status_to_str,
        'mode': system_mode_to_str,
    }

    SYSTEM_VALUE_CONV_HUMAN = []

    VALUE_CONVERT[System] = {
        'headers': SYSTEM_HEADER,
        'column_skip_keys': SYSTEM_COLUMN_SKIP_KEYS,
        'value_conv_enum': SYSTEM_VALUE_CONV_ENUM,
        'value_conv_human': SYSTEM_VALUE_CONV_HUMAN,
    }

    PLUG_DATA_HEADER = OrderedDict()
    PLUG_DATA_HEADER['desc'] = 'Description'
    PLUG_DATA_HEADER['version'] = 'Version'

    PLUG_DATA_COLUMN_SKIP_KEYS = []

    PLUG_DATA_VALUE_CONV_ENUM = {}
    PLUG_DATA_VALUE_CONV_HUMAN = []

    VALUE_CONVERT[PlugData] = {
        'headers': PLUG_DATA_HEADER,
        'column_skip_keys': PLUG_DATA_COLUMN_SKIP_KEYS,
        'value_conv_enum': PLUG_DATA_VALUE_CONV_ENUM,
        'value_conv_human': PLUG_DATA_VALUE_CONV_HUMAN,
    }

    # lsm.Pool
    POOL_HEADER = OrderedDict()
    POOL_HEADER['id'] = 'ID'
    POOL_HEADER['name'] = 'Name'
    POOL_HEADER['element_type'] = 'Element Type'
    POOL_HEADER['unsupported_actions'] = 'Does not support'
    POOL_HEADER['total_space'] = 'Total Space'
    POOL_HEADER['free_space'] = 'Free Space'
    POOL_HEADER['status'] = 'Status'
    POOL_HEADER['status_info'] = 'Info'
    POOL_HEADER['system_id'] = 'System ID'

    POOL_COLUMN_SKIP_KEYS = ['unsupported_actions']

    POOL_VALUE_CONV_ENUM = {
        'status': pool_status_to_str,
        'element_type': pool_element_type_to_str,
        'unsupported_actions': pool_unsupported_actions_to_str
    }

    POOL_VALUE_CONV_HUMAN = ['total_space', 'free_space']

    VALUE_CONVERT[Pool] = {
        'headers': POOL_HEADER,
        'column_skip_keys': POOL_COLUMN_SKIP_KEYS,
        'value_conv_enum': POOL_VALUE_CONV_ENUM,
        'value_conv_human': POOL_VALUE_CONV_HUMAN,
    }

    # lsm.Volume
    VOL_HEADER = OrderedDict()
    VOL_HEADER['id'] = 'ID'
    VOL_HEADER['name'] = 'Name'
    VOL_HEADER['vpd83'] = 'SCSI VPD 0x83'
    VOL_HEADER['block_size'] = 'Block Size'
    VOL_HEADER['num_of_blocks'] = 'Block Count'
    VOL_HEADER['size_bytes'] = 'Size'
    VOL_HEADER['admin_state'] = 'Disabled'
    VOL_HEADER['pool_id'] = 'Pool ID'
    VOL_HEADER['system_id'] = 'System ID'
    VOL_HEADER['sd_paths'] = 'Disk Paths'  # This is appended by cmdline.py

    VOL_COLUMN_SKIP_KEYS = ['block_size', 'num_of_blocks']

    VOL_VALUE_CONV_ENUM = {'admin_state': vol_admin_state_to_str}

    VOL_VALUE_CONV_HUMAN = ['size_bytes', 'block_size']

    VALUE_CONVERT[Volume] = {
        'headers': VOL_HEADER,
        'column_skip_keys': VOL_COLUMN_SKIP_KEYS,
        'value_conv_enum': VOL_VALUE_CONV_ENUM,
        'value_conv_human': VOL_VALUE_CONV_HUMAN,
    }

    # lsm.Disk
    DISK_HEADER = OrderedDict()
    DISK_HEADER['id'] = 'ID'
    DISK_HEADER['name'] = 'Name'
    DISK_HEADER['disk_type'] = 'Type'
    DISK_HEADER['block_size'] = 'Block Size'
    DISK_HEADER['num_of_blocks'] = 'Block Count'
    DISK_HEADER['size_bytes'] = 'Size'
    DISK_HEADER['status'] = 'Status'
    DISK_HEADER['system_id'] = 'System ID'
    DISK_HEADER['vpd83'] = 'SCSI VPD 0x83'
    DISK_HEADER['sd_paths'] = 'Disk Paths'  # This is appended by cmdline.py
    DISK_HEADER['rpm'] = 'Revolutions Per Minute'
    DISK_HEADER['link_type'] = 'Link Type'
    DISK_HEADER['location'] = 'Location'

    DISK_COLUMN_SKIP_KEYS = ['block_size', 'num_of_blocks', 'location']

    DISK_VALUE_CONV_ENUM = {
        'status': disk_status_to_str,
        'disk_type': disk_type_to_str,
        'rpm': disk_rpm_to_str,
        'link_type': disk_link_type_to_str,
    }

    DISK_VALUE_CONV_HUMAN = ['size_bytes', 'block_size']

    VALUE_CONVERT[Disk] = {
        'headers': DISK_HEADER,
        'column_skip_keys': DISK_COLUMN_SKIP_KEYS,
        'value_conv_enum': DISK_VALUE_CONV_ENUM,
        'value_conv_human': DISK_VALUE_CONV_HUMAN,
    }

    # lsm.AccessGroup
    AG_HEADER = OrderedDict()
    AG_HEADER['id'] = 'ID'
    AG_HEADER['name'] = 'Name'
    AG_HEADER['init_ids'] = 'Initiator IDs'
    AG_HEADER['init_type'] = 'Type'
    AG_HEADER['system_id'] = 'System ID'

    AG_COLUMN_SKIP_KEYS = ['init_type']

    AG_VALUE_CONV_ENUM = {
        'init_type': ag_init_type_to_str,
    }

    AG_VALUE_CONV_HUMAN = []

    VALUE_CONVERT[AccessGroup] = {
        'headers': AG_HEADER,
        'column_skip_keys': AG_COLUMN_SKIP_KEYS,
        'value_conv_enum': AG_VALUE_CONV_ENUM,
        'value_conv_human': AG_VALUE_CONV_HUMAN,
    }

    # lsm.FileSystem
    FS_HEADER = OrderedDict()
    FS_HEADER['id'] = 'ID'
    FS_HEADER['name'] = 'Name'
    FS_HEADER['total_space'] = 'Total Space'
    FS_HEADER['free_space'] = 'Free Space'
    FS_HEADER['pool_id'] = 'Pool ID'
    FS_HEADER['system_id'] = 'System ID'

    FS_COLUMN_SKIP_KEYS = []

    FS_VALUE_CONV_ENUM = {}

    FS_VALUE_CONV_HUMAN = ['total_space', 'free_space']

    VALUE_CONVERT[FileSystem] = {
        'headers': FS_HEADER,
        'column_skip_keys': FS_COLUMN_SKIP_KEYS,
        'value_conv_enum': FS_VALUE_CONV_ENUM,
        'value_conv_human': FS_VALUE_CONV_HUMAN,
    }

    # lsm.FsSnapshot
    FS_SNAP_HEADER = OrderedDict()
    FS_SNAP_HEADER['id'] = 'ID'
    FS_SNAP_HEADER['name'] = 'Name'
    FS_SNAP_HEADER['ts'] = 'Time Stamp'

    FS_SNAP_COLUMN_SKIP_KEYS = []

    FS_SNAP_VALUE_CONV_ENUM = {'ts': datetime.fromtimestamp}

    FS_SNAP_VALUE_CONV_HUMAN = []

    VALUE_CONVERT[FsSnapshot] = {
        'headers': FS_SNAP_HEADER,
        'column_skip_keys': FS_SNAP_COLUMN_SKIP_KEYS,
        'value_conv_enum': FS_SNAP_VALUE_CONV_ENUM,
        'value_conv_human': FS_SNAP_VALUE_CONV_HUMAN,
    }

    # lsm.NfsExport
    NFS_EXPORT_HEADER = OrderedDict()
    NFS_EXPORT_HEADER['id'] = 'ID'
    NFS_EXPORT_HEADER['fs_id'] = 'FileSystem ID'
    NFS_EXPORT_HEADER['export_path'] = 'Export Path'
    NFS_EXPORT_HEADER['auth'] = 'Auth Type'
    NFS_EXPORT_HEADER['root'] = 'Root Hosts'
    NFS_EXPORT_HEADER['rw'] = 'RW Hosts'
    NFS_EXPORT_HEADER['ro'] = 'RO Hosts'
    NFS_EXPORT_HEADER['anonuid'] = 'Anonymous UID'
    NFS_EXPORT_HEADER['anongid'] = 'Anonymous GID'
    NFS_EXPORT_HEADER['options'] = 'Options'

    NFS_EXPORT_COLUMN_SKIP_KEYS = ['anonuid', 'anongid', 'auth']

    NFS_EXPORT_VALUE_CONV_ENUM = {}

    NFS_EXPORT_VALUE_CONV_HUMAN = []

    VALUE_CONVERT[NfsExport] = {
        'headers': NFS_EXPORT_HEADER,
        'column_skip_keys': NFS_EXPORT_COLUMN_SKIP_KEYS,
        'value_conv_enum': NFS_EXPORT_VALUE_CONV_ENUM,
        'value_conv_human': NFS_EXPORT_VALUE_CONV_HUMAN,
    }

    # lsm.TargetPort
    TGT_PORT_HEADER = OrderedDict()
    TGT_PORT_HEADER['id'] = 'ID'
    TGT_PORT_HEADER['port_type'] = 'Type'
    TGT_PORT_HEADER['physical_name'] = 'Physical Name'
    TGT_PORT_HEADER['service_address'] = 'Address'
    TGT_PORT_HEADER['network_address'] = 'Network Address'
    TGT_PORT_HEADER['physical_address'] = 'Physical Address'
    TGT_PORT_HEADER['system_id'] = 'System ID'

    TGT_PORT_COLUMN_SKIP_KEYS = ['physical_address', 'physical_name']

    TGT_PORT_VALUE_CONV_ENUM = {
        'port_type': tgt_port_type_to_str,
    }

    TGT_PORT_VALUE_CONV_HUMAN = []

    VALUE_CONVERT[TargetPort] = {
        'headers': TGT_PORT_HEADER,
        'column_skip_keys': TGT_PORT_COLUMN_SKIP_KEYS,
        'value_conv_enum': TGT_PORT_VALUE_CONV_ENUM,
        'value_conv_human': TGT_PORT_VALUE_CONV_HUMAN,
    }

    VOL_RAID_INFO_HEADER = OrderedDict()
    VOL_RAID_INFO_HEADER['vol_id'] = 'Volume ID'
    VOL_RAID_INFO_HEADER['raid_type'] = 'RAID Type'
    VOL_RAID_INFO_HEADER['strip_size'] = 'Strip Size'
    VOL_RAID_INFO_HEADER['disk_count'] = 'Disk Count'
    VOL_RAID_INFO_HEADER['min_io_size'] = 'Minimum I/O Size'
    VOL_RAID_INFO_HEADER['opt_io_size'] = 'Optimal I/O Size'

    VOL_RAID_INFO_COLUMN_SKIP_KEYS = []

    VOL_RAID_INFO_VALUE_CONV_ENUM = {
        'raid_type': VolumeRAIDInfo.raid_type_to_str,
    }
    VOL_RAID_INFO_VALUE_CONV_HUMAN = [
        'strip_size', 'min_io_size', 'opt_io_size'
    ]

    VALUE_CONVERT[VolumeRAIDInfo] = {
        'headers': VOL_RAID_INFO_HEADER,
        'column_skip_keys': VOL_RAID_INFO_COLUMN_SKIP_KEYS,
        'value_conv_enum': VOL_RAID_INFO_VALUE_CONV_ENUM,
        'value_conv_human': VOL_RAID_INFO_VALUE_CONV_HUMAN,
    }

    POOL_RAID_INFO_HEADER = OrderedDict()
    POOL_RAID_INFO_HEADER['pool_id'] = 'Pool ID'
    POOL_RAID_INFO_HEADER['raid_type'] = 'RAID Type'
    POOL_RAID_INFO_HEADER['member_type'] = 'Member Type'
    POOL_RAID_INFO_HEADER['member_ids'] = 'Member IDs'

    POOL_RAID_INFO_COLUMN_SKIP_KEYS = []

    POOL_RAID_INFO_VALUE_CONV_ENUM = {
        'raid_type': VolumeRAIDInfo.raid_type_to_str,
        'member_type': PoolRAIDInfo.member_type_to_str,
    }
    POOL_RAID_INFO_VALUE_CONV_HUMAN = []

    VALUE_CONVERT[PoolRAIDInfo] = {
        'headers': POOL_RAID_INFO_HEADER,
        'column_skip_keys': POOL_RAID_INFO_COLUMN_SKIP_KEYS,
        'value_conv_enum': POOL_RAID_INFO_VALUE_CONV_ENUM,
        'value_conv_human': POOL_RAID_INFO_VALUE_CONV_HUMAN,
    }

    VCR_CAP_HEADER = OrderedDict()
    VCR_CAP_HEADER['system_id'] = 'System ID'
    VCR_CAP_HEADER['raid_types'] = 'Supported RAID Types'
    VCR_CAP_HEADER['strip_sizes'] = 'Supported Strip Sizes'

    VCR_CAP_COLUMN_SKIP_KEYS = []

    VCR_CAP_VALUE_CONV_ENUM = {
        'raid_types':
        lambda i: [VolumeRAIDInfo.raid_type_to_str(x) for x in i]
    }
    VCR_CAP_VALUE_CONV_HUMAN = ['strip_sizes']

    VALUE_CONVERT[VcrCap] = {
        'headers': VCR_CAP_HEADER,
        'column_skip_keys': VCR_CAP_COLUMN_SKIP_KEYS,
        'value_conv_enum': VCR_CAP_VALUE_CONV_ENUM,
        'value_conv_human': VCR_CAP_VALUE_CONV_HUMAN,
    }

    LOCAL_DISK_HEADER = OrderedDict()
    LOCAL_DISK_HEADER['sd_path'] = 'Path'
    LOCAL_DISK_HEADER['vpd83'] = 'SCSI VPD 0x83'
    LOCAL_DISK_HEADER['rpm'] = 'Revolutions Per Minute'
    LOCAL_DISK_HEADER['link_type'] = 'Link Type'
    LOCAL_DISK_HEADER['serial_num'] = 'Serial Number'
    LOCAL_DISK_HEADER['led_status'] = 'LED Status'
    LOCAL_DISK_HEADER['link_speed'] = 'Link Speed'
    LOCAL_DISK_HEADER['health_status'] = 'Health Status'

    LOCAL_DISK_COLUMN_SKIP_KEYS = ['rpm', 'led_status', 'link_speed']

    LOCAL_DISK_VALUE_CONV_ENUM = {
        'rpm': disk_rpm_to_str,
        'link_type': disk_link_type_to_str,
        'led_status': disk_led_status_to_str,
        'link_speed': disk_link_speed_to_str,
        'health_status': disk_health_status_to_str,
    }

    LOCAL_DISK_VALUE_CONV_HUMAN = []

    VALUE_CONVERT[LocalDiskInfo] = {
        'headers': LOCAL_DISK_HEADER,
        'column_skip_keys': LOCAL_DISK_COLUMN_SKIP_KEYS,
        'value_conv_enum': LOCAL_DISK_VALUE_CONV_ENUM,
        'value_conv_human': LOCAL_DISK_VALUE_CONV_HUMAN,
    }

    LOCAL_LED_SLOT_HEADER = OrderedDict()
    LOCAL_LED_SLOT_HEADER['id'] = 'Slot ID'
    LOCAL_LED_SLOT_HEADER['state'] = 'LED state'
    LOCAL_LED_SLOT_HEADER['device'] = 'Device Node'

    LOCAL_LED_SLOT_SKIP_KEYS = []
    LOCAL_LED_SLOT_CONV_ENUM = {'state': disk_led_status_to_str}
    LOCAL_LED_SLOT_CONV_HUMAN = []

    VALUE_CONVERT[LocalLedSlotInfo] = {
        'headers': LOCAL_LED_SLOT_HEADER,
        'column_skip_keys': LOCAL_LED_SLOT_SKIP_KEYS,
        'value_conv_enum': LOCAL_LED_SLOT_CONV_ENUM,
        'value_conv_human': LOCAL_LED_SLOT_CONV_HUMAN,
    }

    BATTERY_HEADER = OrderedDict()
    BATTERY_HEADER['id'] = 'ID'
    BATTERY_HEADER['name'] = 'Name'
    BATTERY_HEADER['type'] = 'Type'
    BATTERY_HEADER['status'] = 'Status'
    BATTERY_HEADER['system_id'] = 'System ID'

    BATTERY_COLUMN_SKIP_KEYS = []

    BATTERY_VALUE_CONV_ENUM = {
        'type': battery_type_to_str,
        'status': battery_status_to_str,
    }
    BATTERY_VALUE_CONV_HUMAN = ['']

    VALUE_CONVERT[Battery] = {
        'headers': BATTERY_HEADER,
        'column_skip_keys': BATTERY_COLUMN_SKIP_KEYS,
        'value_conv_enum': BATTERY_VALUE_CONV_ENUM,
        'value_conv_human': BATTERY_VALUE_CONV_HUMAN,
    }

    VOL_CACHE_INFO_HEADER = OrderedDict()
    VOL_CACHE_INFO_HEADER['vol_id'] = 'Volume ID'
    VOL_CACHE_INFO_HEADER['write_cache_policy'] = 'Write Cache Policy'
    VOL_CACHE_INFO_HEADER['write_cache_status'] = 'Write Cache'
    VOL_CACHE_INFO_HEADER['read_cache_policy'] = 'Read Cache Policy'
    VOL_CACHE_INFO_HEADER['read_cache_status'] = 'Read Cache'
    VOL_CACHE_INFO_HEADER['phy_disk_cache'] = 'Physical Disk Cache'

    VOL_CACHE_INFO_COLUMN_SKIP_KEYS = []

    VOL_CACHE_INFO_VALUE_CONV_ENUM = {
        'write_cache_policy': VolumeRAMCacheInfo.w_cache_policy_to_str,
        'write_cache_status': VolumeRAMCacheInfo.w_cache_status_to_str,
        'read_cache_policy': VolumeRAMCacheInfo.r_cache_policy_to_str,
        'read_cache_status': VolumeRAMCacheInfo.r_cache_status_to_str,
        'phy_disk_cache': VolumeRAMCacheInfo.phy_disk_cache_status_to_str,
    }
    VOL_CACHE_INFO_VALUE_CONV_HUMAN = []

    VALUE_CONVERT[VolumeRAMCacheInfo] = {
        'headers': VOL_CACHE_INFO_HEADER,
        'column_skip_keys': VOL_CACHE_INFO_COLUMN_SKIP_KEYS,
        'value_conv_enum': VOL_CACHE_INFO_VALUE_CONV_ENUM,
        'value_conv_human': VOL_CACHE_INFO_VALUE_CONV_HUMAN,
    }

    @staticmethod
    def _get_man_pro_value(obj, key, value_conv_enum, value_conv_human,
                           flag_human, flag_enum):
        try:
            value = getattr(obj, key)
        except LsmError as lsm_err:
            if lsm_err.code == ErrorNumber.NO_SUPPORT:
                value = ''
            else:
                raise lsm_err

        if not flag_enum:
            if key in list(value_conv_enum.keys()):
                value = value_conv_enum[key](value)
        if flag_human:
            if key in value_conv_human:
                if type(value) is list:
                    value = list(size_bytes_2_size_human(s) for s in value)
                else:
                    value = size_bytes_2_size_human(value)
        return value

    @staticmethod
    def _find_max_width(two_d_list, column_index):
        max_width = 1
        for row_index in range(0, len(two_d_list)):
            row_data = two_d_list[row_index]
            if len(row_data[column_index]) > max_width:
                max_width = len(row_data[column_index])
        return max_width

    @staticmethod
    def _data_dict_gen(obj,
                       flag_human,
                       flag_enum,
                       display_way,
                       extra_properties=None,
                       flag_dsp_all_data=False):
        data_dict = OrderedDict()
        value_convert = DisplayData.VALUE_CONVERT[type(obj)]
        headers = value_convert['headers']
        value_conv_enum = value_convert['value_conv_enum']
        value_conv_human = value_convert['value_conv_human']

        if flag_dsp_all_data:
            display_way = DisplayData.DISPLAY_WAY_SCRIPT

        display_keys = []

        if display_way == DisplayData.DISPLAY_WAY_COLUMN:
            for key_name in list(headers.keys()):
                if key_name not in value_convert['column_skip_keys']:
                    display_keys.append(key_name)
        elif display_way == DisplayData.DISPLAY_WAY_SCRIPT:
            display_keys = list(headers.keys())

        if extra_properties:
            for extra_key_name in extra_properties:
                if extra_key_name not in display_keys:
                    display_keys.append(extra_key_name)

        for key in display_keys:
            key_str = headers[key]
            value = DisplayData._get_man_pro_value(obj, key, value_conv_enum,
                                                   value_conv_human,
                                                   flag_human, flag_enum)
            data_dict[key_str] = value

        return data_dict

    @staticmethod
    def display_data(objs,
                     display_way=None,
                     flag_human=True,
                     flag_enum=False,
                     extra_properties=None,
                     splitter=None,
                     flag_with_header=True,
                     flag_dsp_all_data=False):
        if len(objs) == 0:
            return None

        if display_way is None:
            display_way = DisplayData.DISPLAY_WAY_DEFAULT

        if splitter is None:
            splitter = DisplayData.DEFAULT_SPLITTER

        data_dict_list = []
        if type(objs[0]) in list(DisplayData.VALUE_CONVERT.keys()):
            for obj in objs:
                data_dict = DisplayData._data_dict_gen(obj, flag_human,
                                                       flag_enum, display_way,
                                                       extra_properties,
                                                       flag_dsp_all_data)
                data_dict_list.extend([data_dict])
        else:
            return None
        if display_way == DisplayData.DISPLAY_WAY_SCRIPT:
            DisplayData.display_data_script_way(data_dict_list, splitter)
        elif display_way == DisplayData.DISPLAY_WAY_COLUMN:
            DisplayData._display_data_column_way(data_dict_list, splitter,
                                                 flag_with_header)
        return True

    @staticmethod
    def display_data_script_way(data_dict_list, splitter):
        key_column_width = 1
        value_column_width = 1

        for data_dict in data_dict_list:
            for key_name in list(data_dict.keys()):
                # find the max column width of key
                cur_key_width = len(key_name)
                if cur_key_width > key_column_width:
                    key_column_width = cur_key_width
                # find the max column width of value
                cur_value = data_dict[key_name]
                if isinstance(cur_value, list):
                    if len(cur_value) == 0:
                        continue
                    cur_value_width = len(str(cur_value[0]))
                else:
                    cur_value_width = len(str(cur_value))
                if cur_value_width > value_column_width:
                    value_column_width = cur_value_width

        row_format = '%%-%ds%s%%-%ds' % (key_column_width, splitter,
                                         value_column_width)
        sub_row_format = '%s%s%%-%ds' % (' ' * key_column_width, splitter,
                                         value_column_width)
        obj_splitter = '%s%s%s' % ('-' * key_column_width, '-' * len(splitter),
                                   '-' * value_column_width)

        for data_dict in data_dict_list:
            out(obj_splitter)
            for key_name in data_dict:
                value = data_dict[key_name]
                if isinstance(value, list):
                    flag_first_data = True
                    for sub_value in value:
                        if flag_first_data:
                            out(row_format % (key_name, str(sub_value)))
                            flag_first_data = False
                        else:
                            out(sub_row_format % str(sub_value))
                else:
                    out(row_format % (key_name, str(value)))
        out(obj_splitter)

    @staticmethod
    def _display_data_column_way(data_dict_list, splitter, flag_with_header):
        if len(data_dict_list) == 0:
            return
        two_d_list = []

        item_count = len(list(data_dict_list[0].keys()))

        # determine how many lines we will print
        row_width = 0
        for data_dict in data_dict_list:
            cur_max_wd = 0
            for key_name in list(data_dict.keys()):
                if isinstance(data_dict[key_name], list):
                    cur_row_width = len(data_dict[key_name])
                    if cur_row_width > cur_max_wd:
                        cur_max_wd = cur_row_width
                else:
                    pass
            if cur_max_wd == 0:
                cur_max_wd = 1
            row_width += cur_max_wd

        if flag_with_header:
            # first line for header
            row_width += 1

        # init 2D list
        for raw in range(0, row_width):
            new = []
            for column in range(0, item_count):
                new.append('')
            two_d_list.append(new)

        # header
        current_row_num = -1
        if flag_with_header:
            two_d_list[0] = list(data_dict_list[0].keys())
            current_row_num = 0

        # Fill the 2D list with data_dict_list
        for data_dict in data_dict_list:
            current_row_num += 1
            save_row_num = current_row_num
            values = list(data_dict.values())
            for index in range(0, len(values)):
                value = values[index]
                if isinstance(value, list):
                    for sub_index in range(0, len(value)):
                        tmp_row_num = save_row_num + sub_index
                        two_d_list[tmp_row_num][index] = str(value[sub_index])

                    if save_row_num + len(value) > current_row_num:
                        current_row_num = save_row_num + len(value) - 1
                else:
                    two_d_list[save_row_num][index] = str(value)

        # display two_list
        row_formats = []
        header_splitter = ''
        for column_index in range(0, len(two_d_list[0])):
            max_width = DisplayData._find_max_width(two_d_list, column_index)
            row_formats.extend(['%%-%ds' % max_width])
            header_splitter += '-' * max_width
            if column_index != (len(two_d_list[0]) - 1):
                header_splitter += '-' * len(splitter)

        row_format = splitter.join(row_formats)
        for row_index in range(0, len(two_d_list)):
            out(row_format % tuple(two_d_list[row_index]))
            if row_index == 0 and flag_with_header:
                out(header_splitter)

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