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159 lines
3.3 KiB
Python
159 lines
3.3 KiB
Python
"""jc - JSON CLI output utility `du` command output parser
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Usage (cli):
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$ du | jc --du
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or
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$ jc du
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Usage (module):
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import jc
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result = jc.parse('du', du_command_output)
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or
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import jc.parsers.du
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result = jc.parsers.du.parse(du_command_output)
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Schema:
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[
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{
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"size": integer,
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"name": string
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}
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]
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Examples:
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$ du /usr | jc --du -p
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[
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{
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"size": 104608,
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"name": "/usr/bin"
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},
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{
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"size": 56,
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"name": "/usr/standalone/firmware/iBridge1_1Customer.bundle/..."
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},
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{
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"size": 0,
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"name": "/usr/standalone/firmware/iBridge1_1Customer.bundle/..."
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},
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{
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"size": 0,
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"name": "/usr/standalone/firmware/iBridge1_1Customer.bundle/..."
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},
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{
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"size": 0,
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"name": "/usr/standalone/firmware/iBridge1_1Customer.bundle/..."
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},
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{
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"size": 1008,
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"name": "/usr/standalone/firmware/iBridge1_1Customer.bundle/..."
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},
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...
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]
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$ du /usr | jc --du -p -r
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[
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{
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"size": "104608",
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"name": "/usr/bin"
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},
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{
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"size": "56",
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"name": "/usr/standalone/firmware/iBridge1_1Customer.bundle/..."
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},
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{
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"size": "0",
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"name": "/usr/standalone/firmware/iBridge1_1Customer.bundle/..."
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},
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{
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"size": "0",
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"name": "/usr/standalone/firmware/iBridge1_1Customer.bundle/..."
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},
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{
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"size": "0",
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"name": "/usr/standalone/firmware/iBridge1_1Customer.bundle/..."
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},
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{
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"size": "1008",
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"name": "/usr/standalone/firmware/iBridge1_1Customer.bundle/..."
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},
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...
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]
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"""
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import jc.utils
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import jc.parsers.universal
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class info():
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"""Provides parser metadata (version, author, etc.)"""
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version = '1.5'
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description = '`du` command parser'
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author = 'Kelly Brazil'
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author_email = 'kellyjonbrazil@gmail.com'
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compatible = ['linux', 'darwin', 'aix', 'freebsd']
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magic_commands = ['du']
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__version__ = info.version
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def _process(proc_data):
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"""
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Final processing to conform to the schema.
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Parameters:
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proc_data: (List of Dictionaries) raw structured data to process
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Returns:
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List of Dictionaries. Structured data to conform to the schema.
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"""
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int_list = ['size']
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for entry in proc_data:
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for key in entry:
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if key in int_list:
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entry[key] = jc.utils.convert_to_int(entry[key])
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return proc_data
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def parse(data, raw=False, quiet=False):
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"""
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Main text parsing function
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Parameters:
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data: (string) text data to parse
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raw: (boolean) output preprocessed JSON if True
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quiet: (boolean) suppress warning messages if True
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Returns:
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List of Dictionaries. Raw or processed structured data.
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"""
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jc.utils.compatibility(__name__, info.compatible, quiet)
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jc.utils.input_type_check(data)
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raw_output = []
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# Clear any blank lines
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cleandata = list(filter(None, data.splitlines()))
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if jc.utils.has_data(data):
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cleandata.insert(0, 'size name')
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raw_output = jc.parsers.universal.simple_table_parse(cleandata)
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if raw:
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return raw_output
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else:
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return _process(raw_output)
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