101 lines
3.2 KiB
Python
Executable File
101 lines
3.2 KiB
Python
Executable File
#!/usr/bin/env python3
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# initial 20080123 build from the example:
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# very simple - probably INCOMPLETE
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# 20080703 Bernhard
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# added second usage for detached signatures.
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# added output of signature.summary (another bitfield)
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# printing signature bitfield in hex format
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#
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# $Id$
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#
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# Copyright (C) 2004,2008 Igor Belyi <belyi@users.sourceforge.net>
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# Copyright (c) 2008 Bernhard Reiter <bernhard@intevation.de>
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import sys
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from pyme import core, callbacks, constants
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from pyme.constants.sig import mode
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from pyme.constants import protocol
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def print_engine_infos():
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print("gpgme version:", core.check_version(None))
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print("engines:")
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for engine in core.get_engine_info():
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print(engine.file_name, engine.version)
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for proto in [protocol.OpenPGP, protocol.CMS]:
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print(core.get_protocol_name(proto), core.engine_check_version(proto))
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def verifyprintdetails(sigfilename, filefilename=None):
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"""Verify a signature, print a lot of details."""
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c = core.Context()
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# Create Data with signed text.
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sig2 = core.Data(file=sigfilename)
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if filefilename:
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file2 = core.Data(file=filefilename)
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plain2 = None
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else:
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file2 = None
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plain2 = core.Data()
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# Verify.
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c.op_verify(sig2, file2, plain2)
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result = c.op_verify_result()
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# List results for all signatures. Status equal 0 means "Ok".
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index = 0
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for sign in result.signatures:
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index += 1
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print("signature", index, ":")
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print(" summary: %#0x" % (sign.summary))
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print(" status: %#0x" % (sign.status))
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print(" timestamp: ", sign.timestamp)
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print(" fingerprint:", sign.fpr)
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print(" uid: ", c.get_key(sign.fpr, 0).uids[0].uid)
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# Print "unsigned" text if inline signature
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if plain2:
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#Rewind since verify put plain2 at EOF.
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plain2.seek(0,0)
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print("\n", plain2.read())
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def main():
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print_engine_infos()
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print()
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argc= len(sys.argv)
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if argc < 2 or argc > 3:
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print("need a filename for inline signature")
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print("or two filename for detached signature and file to check")
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sys.exit(1)
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if argc == 2:
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print("trying to verify file: " + sys.argv[1].encode('utf-8'))
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verifyprintdetails(sys.argv[1].encode('utf-8'))
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if argc == 3:
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print("trying to verify signature %s for file %s" \
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% (sys.argv[1].encode('utf-8'), sys.argv[2].encode('utf-8')))
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verifyprintdetails(sys.argv[1].encode('utf-8'), sys.argv[2].encode('utf-8'))
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if __name__ == "__main__":
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main()
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