gpg_scan.py

gpg_scan.py

#!/usr/bin/env python3

import os
import subprocess
import re


def main():
    pubring = os.path.join(os.getenv("HOME", "~"), ".gnupg", "pubring.gpg")
    output = subprocess.check_output(["gpg", "--list-packets", pubring])
    output = output.decode("utf8")

    items = output.split("\n#")

    current_keyid = "??"
    counts = {}
    for item in items:
        if ":public key packet:" in item:
            m = re.search(r'keyid: ([0-9a-fA-F]+)', item)
            current_keyid = m.group(1)
        if ":signature packet:" in item:
            counts[current_keyid] = counts.get(current_keyid, 0) + 1
    for key in counts.keys():
        print(key, counts[key])


if __name__ == "__main__":
    main()