From f3fe47e8fd2e7bc748016befcae494421223368c Mon Sep 17 00:00:00 2001 From: Ben McGinnes Date: Tue, 20 Mar 2018 09:47:39 +1100 Subject: example: sign and encrypt file * Example to sign and encrypt a file. * Similar to encrypt-file.py except all keys are considered trusted and signs with the default key. * Also encrypts to the default key. --- lang/python/examples/howto/encrypt-sign-file.py | 70 +++++++++++++++++++++++++ 1 file changed, 70 insertions(+) create mode 100755 lang/python/examples/howto/encrypt-sign-file.py (limited to 'lang/python/examples/howto/encrypt-sign-file.py') diff --git a/lang/python/examples/howto/encrypt-sign-file.py b/lang/python/examples/howto/encrypt-sign-file.py new file mode 100755 index 00000000..c8850b24 --- /dev/null +++ b/lang/python/examples/howto/encrypt-sign-file.py @@ -0,0 +1,70 @@ +#!/usr/bin/env python3 +# -*- coding: utf-8 -*- + +from __future__ import absolute_import, division, unicode_literals + +# Copyright (C) 2018 Ben McGinnes +# +# This program is free software; you can redistribute it and/or modify it under +# the terms of the GNU General Public License as published by the Free Software +# Foundation; either version 2 of the License, or (at your option) any later +# version. +# +# This program is free software; you can redistribute it and/or modify it under +# the terms of the GNU Lesser General Public License as published by the Free +# Software Foundation; either version 2.1 of the License, or (at your option) +# any later version. +# +# This program is distributed in the hope that it will be useful, but WITHOUT +# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS +# FOR A PARTICULAR PURPOSE. See the GNU General Public License and the GNU +# Lesser General Public Licensefor more details. +# +# You should have received a copy of the GNU General Public License and the GNU +# Lesser General Public along with this program; if not, see +# . + +import gpg +import sys + +""" +Signs and encrypts a file to a specified key. If entering both the key and the +filename on the command line, the key must be entered first. + +Signs with and also encrypts to the default key of the user invoking the +script. Will treat all recipients as trusted to permit encryption. + +Will produce both an ASCII armoured and GPG binary format copy of the encrypted +file. +""" + +if len(sys.argv) > 3: + a_key = sys.argv[1] + filename = " ".join(sys.argv[2:]) +elif len(sys.argv) == 3: + a_key = sys.argv[1] + filename = sys.argv[2] +elif len(sys.argv) == 2: + a_key = sys.argv[1] + filename = input("Enter the path and filename to encrypt: ") +else: + a_key = input("Enter the fingerprint or key ID to encrypt to: ") + filename = input("Enter the path and filename to encrypt: ") + +rkey = list(c.keylist(pattern=a_key, secret=False)) +with open(filename, "rb") as f: + text = f.read() + +with gpg.Context(armor=True) as ca: + ciphertext, result, sign_result = ca.encrypt(text, recipients=rkey, + always_trust=True, + add_encrypt_to=True) + with open("{0}.asc".format(filename), "wb") as fa: + fa.write(ciphertext) + +with gpg.Context() as cg: + ciphertext, result, sign_result = cg.encrypt(text, recipients=rkey, + always_trust=True, + add_encrypt_to=True) + with open("{0}.gpg".format(filename), "wb") as fg: + fg.write(ciphertext) -- cgit v1.2.3 From af6cbba18ba5e2bbecce5f8268c146282cd12367 Mon Sep 17 00:00:00 2001 From: Ben McGinnes Date: Thu, 22 Mar 2018 01:26:43 +1100 Subject: example: encrypt-sign-file.py * Adjusted the doc string. --- lang/python/examples/howto/encrypt-sign-file.py | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'lang/python/examples/howto/encrypt-sign-file.py') diff --git a/lang/python/examples/howto/encrypt-sign-file.py b/lang/python/examples/howto/encrypt-sign-file.py index c8850b24..4b29b27b 100755 --- a/lang/python/examples/howto/encrypt-sign-file.py +++ b/lang/python/examples/howto/encrypt-sign-file.py @@ -34,8 +34,8 @@ filename on the command line, the key must be entered first. Signs with and also encrypts to the default key of the user invoking the script. Will treat all recipients as trusted to permit encryption. -Will produce both an ASCII armoured and GPG binary format copy of the encrypted -file. +Will produce both an ASCII armoured and GPG binary format copy of the signed +and encrypted file. """ if len(sys.argv) > 3: -- cgit v1.2.3 From 7ddff71908a85111c8e0da41312197b3b1a77da6 Mon Sep 17 00:00:00 2001 From: Ben McGinnes Date: Thu, 22 Mar 2018 06:05:10 +1100 Subject: examples: encryption * Fixed two incorrect Context() objects. --- lang/python/examples/howto/encrypt-sign-file.py | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'lang/python/examples/howto/encrypt-sign-file.py') diff --git a/lang/python/examples/howto/encrypt-sign-file.py b/lang/python/examples/howto/encrypt-sign-file.py index 4b29b27b..41aaac86 100755 --- a/lang/python/examples/howto/encrypt-sign-file.py +++ b/lang/python/examples/howto/encrypt-sign-file.py @@ -51,7 +51,7 @@ else: a_key = input("Enter the fingerprint or key ID to encrypt to: ") filename = input("Enter the path and filename to encrypt: ") -rkey = list(c.keylist(pattern=a_key, secret=False)) +rkey = list(gpg.Context().keylist(pattern=a_key, secret=False)) with open(filename, "rb") as f: text = f.read() -- cgit v1.2.3