Skip to content

pkt2json

This script converts packets from a capture file (PCAP) into a descriptive JSON format. You can use this script by providing the input PCAP file and the output directory.

pkt2json.py
 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
if len(argv) != 3:
    print("Usage:\n\tpython3 {} <PCAP file> <Output Directory>".format(argv[0]))
    exit(1)
if not os.path.isfile(argv[1]):
    print("The file named {} was NOT found!".format(argv[1]))
    exit(404)
if not os.path.isdir(argv[2]): os.makedirs(argv[2])
pkts = rdpcap(argv[1])
for i, pkt in enumerate(pkts):
    jsn = scapy_packet_to_json(pkt)
    with open(os.path.join(argv[2], f"pkt_{i}.json"), "w") as jsf:
        jsf.write(jsn)
command
python3 pkt2json.py capture.pcap output

GitHub