# =============================================================================
#
# Copyright (c) 2016, Cisco Systems
# All rights reserved.
#
# # Author: Klaudiusz Staniek
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# Redistributions of source code must retain the above copyright notice,
# this list of conditions and the following disclaimer.
# Redistributions in binary form must reproduce the above copyright notice,
# this list of conditions and the following disclaimer in the documentation
# and/or other materials provided with the distribution.
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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# =============================================================================


def get_filesystems(ctx):
    output = ctx.send("show filesystem")
    file_systems = {}
    start = False
    for line in output.split('\n'):
        if line.strip().endswith("Prefixes"):
            start = True
            continue
        if start:
            items = line.split()
            if len(items) == 5:
                size, free, fs_type, flags, fs_name, = line.split()
                file_systems[fs_name] = {
                    'size': 0 if size == '-' else long(size),
                    'free': 0 if size == '-' else long(free),
                    'fs_type': fs_type,
                    'flags': flags,
                }
            else:
                continue
    return file_systems
