jc/docs/parsers/iptables.md

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jc.parsers.iptables

jc - JSON CLI output utility iptables command output parser

Supports -vLn and --line-numbers for all tables.

Usage (cli):

$ sudo iptables -L -t nat | jc --iptables

or

$ jc iptables -L -t nat

Usage (module):

import jc result = jc.parse('iptables', iptables_command_output)

or

import jc.parsers.iptables result = jc.parsers.iptables.parse(iptables_command_output)

Schema:

[ { "chain": string, "rules": [ { "num" integer, "pkts": integer, "bytes": integer, # converted based on suffix "target": string, "prot": string, "opt": string, # "--" = Null "in": string, "out": string, "source": string, "destination": string, "options": string } ] } ]

Examples:

$ sudo iptables --line-numbers -v -L -t nat | jc --iptables -p [ {

• "chain" - "PREROUTING",

• "rules" - [ {

• "num" - 1,

• "pkts" - 2183,

• "bytes" - 186000,

• "target" - "PREROUTING_direct",

• "prot" - "all",

• "opt" - null,

• "in" - "any",

• "out" - "any",

• "source" - "anywhere",

• "destination" - "anywhere" }, {

• "num" - 2,

• "pkts" - 2183,

• "bytes" - 186000,

• "target" - "PREROUTING_ZONES_SOURCE",

• "prot" - "all",

• "opt" - null,

• "in" - "any",

• "out" - "any",

• "source" - "anywhere",

• "destination" - "anywhere" }, {

• "num" - 3,

• "pkts" - 2183,

• "bytes" - 186000,

• "target" - "PREROUTING_ZONES",

• "prot" - "all",

• "opt" - null,

• "in" - "any",

• "out" - "any",

• "source" - "anywhere",

• "destination" - "anywhere" }, {

• "num" - 4,

• "pkts" - 0,

• "bytes" - 0,

• "target" - "DOCKER",

• "prot" - "all",

• "opt" - null,

• "in" - "any",

• "out" - "any",

• "source" - "anywhere",

• "destination" - "anywhere",

• "options" - "ADDRTYPE match dst-type LOCAL" } ] }, ... ]

  $ sudo iptables --line-numbers -v -L -t nat | jc --iptables -p -r [ {

• "chain" - "PREROUTING",

• "rules" - [ {

• "num" - "1",

• "pkts" - "2183",

• "bytes" - "186K",

• "target" - "PREROUTING_direct",

• "prot" - "all",

• "opt" - "--",

• "in" - "any",

• "out" - "any",

• "source" - "anywhere",

• "destination" - "anywhere" }, {

• "num" - "2",

• "pkts" - "2183",

• "bytes" - "186K",

• "target" - "PREROUTING_ZONES_SOURCE",

• "prot" - "all",

• "opt" - "--",

• "in" - "any",

• "out" - "any",

• "source" - "anywhere",

• "destination" - "anywhere" }, {

• "num" - "3",

• "pkts" - "2183",

• "bytes" - "186K",

• "target" - "PREROUTING_ZONES",

• "prot" - "all",

• "opt" - "--",

• "in" - "any",

• "out" - "any",

• "source" - "anywhere",

• "destination" - "anywhere" }, {

• "num" - "4",

• "pkts" - "0",

• "bytes" - "0",

• "target" - "DOCKER",

• "prot" - "all",

• "opt" - "--",

• "in" - "any",

• "out" - "any",

• "source" - "anywhere",

• "destination" - "anywhere",

• "options" - "ADDRTYPE match dst-type LOCAL" } ] }, ... ]

info Objects

class info()

Provides parser metadata (version, author, etc.)

parse

def parse(data, raw=False, quiet=False)

Main text parsing function

Arguments:

• data - (string) text data to parse
• raw - (boolean) unprocessed output if True
• quiet - (boolean) suppress warning messages if True

Returns:

List of Dictionaries. Raw or processed structured data.

Parser Information

Compatibility: linux

Version 1.7 by Kelly Brazil (kellyjonbrazil@gmail.com)