mirror of
https://github.com/kellyjonbrazil/jc.git
synced 2025-06-19 00:17:51 +02:00
111 lines
2.6 KiB
Python
111 lines
2.6 KiB
Python
"""jc - JSON CLI output utility arp Parser
|
|
|
|
Usage:
|
|
specify --arp as the first argument if the piped input is coming from arp
|
|
|
|
Example:
|
|
|
|
$ arp | jc --arp -p
|
|
[
|
|
{
|
|
"address": "gateway",
|
|
"hwtype": "ether",
|
|
"hwaddress": "00:50:56:f7:4a:fc",
|
|
"flags_mask": "C",
|
|
"iface": "ens33"
|
|
},
|
|
{
|
|
"address": "192.168.71.1",
|
|
"hwtype": "ether",
|
|
"hwaddress": "00:50:56:c0:00:08",
|
|
"flags_mask": "C",
|
|
"iface": "ens33"
|
|
},
|
|
{
|
|
"address": "192.168.71.254",
|
|
"hwtype": "ether",
|
|
"hwaddress": "00:50:56:fe:7a:b4",
|
|
"flags_mask": "C",
|
|
"iface": "ens33"
|
|
}
|
|
]
|
|
|
|
$ arp -a | jc --arp -p
|
|
[
|
|
{
|
|
"name": "?",
|
|
"address": "192.168.71.1",
|
|
"hwtype": "ether",
|
|
"hwaddress": "00:50:56:c0:00:08",
|
|
"iface": "ens33"
|
|
},
|
|
{
|
|
"name": "?",
|
|
"address": "192.168.71.254",
|
|
"hwtype": "ether",
|
|
"hwaddress": "00:50:56:fe:7a:b4",
|
|
"iface": "ens33"
|
|
},
|
|
{
|
|
"name": "_gateway",
|
|
"address": "192.168.71.2",
|
|
"hwtype": "ether",
|
|
"hwaddress": "00:50:56:f7:4a:fc",
|
|
"iface": "ens33"
|
|
}
|
|
]
|
|
"""
|
|
|
|
|
|
def process(proc_data):
|
|
# in BSD style, change name to null if it is a question mark
|
|
for entry in proc_data:
|
|
if 'name' in entry and entry['name'] == '?':
|
|
entry['name'] = None
|
|
|
|
return proc_data
|
|
|
|
|
|
def parse(data, raw=False):
|
|
|
|
# code adapted from Conor Heine at:
|
|
# https://gist.github.com/cahna/43a1a3ff4d075bcd71f9d7120037a501
|
|
|
|
cleandata = data.splitlines()
|
|
|
|
# remove final Entries row if -v was used
|
|
if cleandata[-1].find("Entries:") == 0:
|
|
cleandata.pop(-1)
|
|
|
|
# detect if linux or bsd style was used
|
|
if cleandata[0].find('Address') == 0:
|
|
|
|
# fix header row to change Flags Mask to flags_mask
|
|
cleandata[0] = cleandata[0].replace('Flags Mask', 'flags_mask')
|
|
|
|
headers = [h for h in ' '.join(cleandata[0].lower().strip().split()).split() if h]
|
|
raw_data = map(lambda s: s.strip().split(None, len(headers) - 1), cleandata[1:])
|
|
raw_output = [dict(zip(headers, r)) for r in raw_data]
|
|
|
|
if raw:
|
|
return raw_output
|
|
else:
|
|
return process(raw_output)
|
|
|
|
else:
|
|
raw_output = []
|
|
for line in cleandata:
|
|
line = line.split()
|
|
output_line = {}
|
|
output_line['name'] = line[0]
|
|
output_line['address'] = line[1].lstrip('(').rstrip(')')
|
|
output_line['hwtype'] = line[4].lstrip('[').rstrip(']')
|
|
output_line['hwaddress'] = line[3]
|
|
output_line['iface'] = line[6]
|
|
raw_output.append(output_line)
|
|
|
|
if raw:
|
|
return raw_output
|
|
else:
|
|
return process(raw_output)
|