Return the status of the named zpool

    zpool : string
        optional name of storage pool

    .. versionadded:: 2016.3.0

    CLI Example:

    .. code-block:: bash

        salt '*' zpool.status myzpool

def status(zpool=None):
    '''
    Return the status of the named zpool

    zpool : string
        optional name of storage pool

    .. versionadded:: 2016.3.0

    CLI Example:

    .. code-block:: bash

        salt '*' zpool.status myzpool

    '''
    ret = OrderedDict()

    ## collect status output
    res = __salt__['cmd.run_all'](
        __utils__['zfs.zpool_command']('status', target=zpool),
        python_shell=False,
    )

    if res['retcode'] != 0:
        return __utils__['zfs.parse_command_result'](res)

    # NOTE: command output for reference
    # =====================================================================
    #   pool: data
    #  state: ONLINE
    #   scan: scrub repaired 0 in 2h27m with 0 errors on Mon Jan  8 03:27:25 2018
    # config:
    #
    #     NAME                       STATE     READ WRITE CKSUM
    #     data                       ONLINE       0     0     0
    #       mirror-0                 ONLINE       0     0     0
    #         c0tXXXXCXXXXXXXXXXXd0  ONLINE       0     0     0
    #         c0tXXXXCXXXXXXXXXXXd0  ONLINE       0     0     0
    #         c0tXXXXCXXXXXXXXXXXd0  ONLINE       0     0     0
    #
    # errors: No known data errors
    # =====================================================================

    ## parse status output
    # NOTE: output is 'key: value' except for the 'config' key.
    #       mulitple pools will repeat the output, so if switch pools if
    #       we see 'pool:'
    current_pool = None
    current_prop = None
    for zpd in res['stdout'].splitlines():
        if zpd.strip() == '':
            continue
        if ':' in zpd:
            # NOTE: line is 'key: value' format, we just update a dict
            prop = zpd.split(':')[0].strip()
            value = ":".join(zpd.split(':')[1:]).strip()
            if prop == 'pool' and current_pool != value:
                current_pool = value
                ret[current_pool] = OrderedDict()
            if prop != 'pool':
                ret[current_pool][prop] = value

            current_prop = prop
        else:
            # NOTE: we append the line output to the last property
            #       this should only happens once we hit the config
            #       section
            ret[current_pool][current_prop] = "{0}\n{1}".format(
                ret[current_pool][current_prop],
                zpd
            )

    ## parse config property for each pool
    # NOTE: the config property has some structured data
    #       sadly this data is in a different format than
    #       the rest and it needs further processing
    for pool in ret:
        if 'config' not in ret[pool]:
            continue
        header = None
        root_vdev = None
        vdev = None
        dev = None
        rdev = None
        config = ret[pool]['config']
        config_data = OrderedDict()
        for line in config.splitlines():
            # NOTE: the first line is the header
            #       we grab all the none whitespace values
            if not header:
                header = line.strip().lower()
                header = [x for x in header.split(' ') if x not in ['']]
                continue

            # NOTE: data is indented by 1 tab, then multiples of 2 spaces
            #       to differential root vdev, vdev, and dev
            #
            #       we just strip the intial tab (can't use .strip() here)
            if line[0] == "\t":
                line = line[1:]

            # NOTE: transform data into dict
            stat_data = OrderedDict(list(zip(
                header,
                [x for x in line.strip().split(' ') if x not in ['']],
            )))

            # NOTE: decode the zfs values properly
            stat_data = __utils__['zfs.from_auto_dict'](stat_data)

            # NOTE: store stat_data in the proper location
            if line.startswith(' ' * 6):
                rdev = stat_data['name']
                config_data[root_vdev][vdev][dev][rdev] = stat_data
            elif line.startswith(' ' * 4):
                rdev = None
                dev = stat_data['name']
                config_data[root_vdev][vdev][dev] = stat_data
            elif line.startswith(' ' * 2):
                rdev = dev = None
                vdev = stat_data['name']
                config_data[root_vdev][vdev] = stat_data
            else:
                rdev = dev = vdev = None
                root_vdev = stat_data['name']
                config_data[root_vdev] = stat_data

            # NOTE: name already used as identifier, drop duplicate data
            del stat_data['name']

        ret[pool]['config'] = config_data

    return ret