83 lines
1.9 KiB
Text
83 lines
1.9 KiB
Text
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#!/usr/bin/env python3
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"""
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Parses the output of gpg into a list suitable for the poezio
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GPG plugin. Double-check the output and use at your own risk.
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"""
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import subprocess
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import pprint
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import re
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import os
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addr_re = re.compile(r'^uid\s+\[\s+full\s+\]\s.*<(.*@.*)>$')
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id_re = re.compile(r'^pub\s+.*/(........) .*')
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def extract_block(total):
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"""
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GPG output blocks are separated by newlines
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"""
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if '' in total:
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index = total.index('')
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else:
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index = len(total)
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block = total[:index]
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total = total[index+1:]
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return (block, total)
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def parse_block(blocks, block):
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"""
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Keep the blocks with trusted keys
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and extract addresses and UIDs
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"""
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uid = ''
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addrs = []
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blocksize = len(block)
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for i, line in enumerate(reversed(block)):
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if line.startswith('uid'):
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match = addr_re.match(line)
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if match:
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addr = match.groups()[0]
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if addr not in addrs:
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addrs.append(addr)
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else:
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del block[blocksize-1-i]
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elif line.startswith('pub'):
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uid = id_re.match(line).groups()[0]
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if addrs:
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blocks[uid] = addrs
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def output(blocks):
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print('[keys]')
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for uid in blocks:
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for addr in blocks[uid]:
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print('%s = %s' % (addr, uid))
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def main():
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os.putenv('LANG', 'en_US.UTF-8')
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gpg_proc = subprocess.Popen(
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[
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"/usr/bin/gpg",
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"--list-keys",
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"--list-options",
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"show-uid-validity"
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],
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stdout=subprocess.PIPE)
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result, _ = gpg_proc.communicate()
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result = result.decode().strip().splitlines()[2:]
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blocks = {}
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while result:
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block, result = extract_block(result)
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parse_block(blocks, block)
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output(blocks)
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if __name__ == '__main__':
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main()
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