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143 lines
2.8 KiB
Markdown
143 lines
2.8 KiB
Markdown
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# jc.parsers.last
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jc - JSON CLI output utility `last` and `lastb` command output parser
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Supports -w and -F options.
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Usage (cli):
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$ last | jc --last
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or
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$ jc last
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Usage (module):
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import jc.parsers.last
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result = jc.parsers.last.parse(last_command_output)
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Compatibility:
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'linux', 'darwin', 'aix', 'freebsd'
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Examples:
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$ last -F | jc --last -p
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[
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{
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"user": "kbrazil",
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"tty": "ttys002",
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"hostname": null,
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"login": "Mon Dec 28 17:24:10 2020",
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"logout": "still logged in"
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},
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{
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"user": "kbrazil",
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"tty": "ttys003",
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"hostname": null,
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"login": "Mon Dec 28 17:24:10 2020",
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"logout": "Mon Dec 28 17:25:01 2020",
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"duration": "00:00",
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"login_epoch": 1565891826,
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"logout_epoch": 1565895404,
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"duration_seconds": 3578
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},
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{
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"user": "kbrazil",
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"tty": "ttys003",
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"hostname": null,
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"login": "Mon Dec 28 17:24:10 2020",
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"logout": "Mon Dec 28 17:25:01 2020",
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"duration": "00:00",
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"login_epoch": 1565891826,
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"logout_epoch": 1565895404,
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"duration_seconds": 3578
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},
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...
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]
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$ last | jc --last -p -r
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[
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{
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"user": "kbrazil",
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"tty": "ttys002",
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"hostname": "-",
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"login": "Thu Feb 27 14:31",
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"logout": "still_logged_in"
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},
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{
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"user": "kbrazil",
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"tty": "ttys003",
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"hostname": "-",
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"login": "Thu Feb 27 10:38",
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"logout": "10:38",
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"duration": "00:00"
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},
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{
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"user": "kbrazil",
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"tty": "ttys003",
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"hostname": "-",
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"login": "Thu Feb 27 10:18",
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"logout": "10:18",
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"duration": "00:00"
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},
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...
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]
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## info
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```python
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info()
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```
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## process
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```python
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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 with the following schema:
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[
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{
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"user": string,
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"tty": string,
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"hostname": string,
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"login": string,
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"logout": string,
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"duration": string,
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"login_epoch": integer, # available with last -F option
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"logout_epoch": integer, # available with last -F option
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"duration_seconds": integer # available with last -F option
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}
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]
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## parse
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```python
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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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