ced4bdbbb2
* Mostly tightening up the details on the hkp4py example script. * Also fixed a typo in the LGPL boiler plate text included in all the other example scripts for the HOWTO.
120 lines
3.8 KiB
Python
Executable File
120 lines
3.8 KiB
Python
Executable File
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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from __future__ import absolute_import, division, unicode_literals
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import gpg
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import os
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import os.path
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import subprocess
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import sys
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# Copyright (C) 2018 Ben McGinnes <ben@gnupg.org>
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#
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# This program is free software; you can redistribute it and/or modify it under
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# the terms of the GNU General Public License as published by the Free Software
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# Foundation; either version 2 of the License, or (at your option) any later
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# version.
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#
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# This program is free software; you can redistribute it and/or modify it under
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# the terms of the GNU Lesser General Public License as published by the Free
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# Software Foundation; either version 2.1 of the License, or (at your option)
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# any later version.
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#
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# This program is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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# FOR A PARTICULAR PURPOSE. See the GNU General Public License and the GNU
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# Lesser 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 and the GNU
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# Lesser General Public along with this program; if not, see
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# <http://www.gnu.org/licenses/>.
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print("""
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This script exports one or more secret keys as both ASCII armored and binary
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file formats, saved in files within the user's GPG home directory.
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The gpg-agent and pinentry are invoked to authorise the export.
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""")
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if sys.platform == "win32":
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gpgconfcmd = "gpgconf.exe --list-dirs homedir"
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else:
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gpgconfcmd = "gpgconf --list-dirs homedir"
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a = gpg.Context(armor=True)
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b = gpg.Context()
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c = gpg.Context()
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if len(sys.argv) >= 4:
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keyfile = sys.argv[1]
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logrus = sys.argv[2]
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homedir = sys.argv[3]
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elif len(sys.argv) == 3:
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keyfile = sys.argv[1]
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logrus = sys.argv[2]
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homedir = input("Enter the GPG configuration directory path (optional): ")
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elif len(sys.argv) == 2:
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keyfile = sys.argv[1]
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logrus = input("Enter the UID matching the secret key(s) to export: ")
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homedir = input("Enter the GPG configuration directory path (optional): ")
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else:
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keyfile = input("Enter the filename to save the secret key to: ")
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logrus = input("Enter the UID matching the secret key(s) to export: ")
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homedir = input("Enter the GPG configuration directory path (optional): ")
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if homedir.startswith("~"):
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if os.path.exists(os.path.expanduser(homedir)) is True:
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c.home_dir = os.path.expanduser(homedir)
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else:
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pass
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elif os.path.exists(homedir) is True:
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c.home_dir = homedir
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else:
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pass
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if c.home_dir is not None:
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if c.home_dir.endswith("/"):
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gpgfile = "{0}{1}.gpg".format(c.home_dir, keyfile)
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ascfile = "{0}{1}.asc".format(c.home_dir, keyfile)
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else:
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gpgfile = "{0}/{1}.gpg".format(c.home_dir, keyfile)
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ascfile = "{0}/{1}.asc".format(c.home_dir, keyfile)
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else:
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if os.path.exists(os.environ["GNUPGHOME"]) is True:
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hd = os.environ["GNUPGHOME"]
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else:
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try:
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hd = subprocess.getoutput(gpgconfcmd)
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except:
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process = subprocess.Popen(gpgconfcmd.split(),
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stdout=subprocess.PIPE)
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procom = process.communicate()
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if sys.version_info[0] == 2:
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hd = procom[0].strip()
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else:
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hd = procom[0].decode().strip()
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gpgfile = "{0}/{1}.gpg".format(hd, keyfile)
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ascfile = "{0}/{1}.asc".format(hd, keyfile)
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try:
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a_result = a.key_export_secret(pattern=logrus)
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b_result = b.key_export_secret(pattern=logrus)
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except:
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a_result = a.key_export_secret(pattern=None)
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b_result = b.key_export_secret(pattern=None)
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if a_result is not None:
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with open(ascfile, "wb") as f:
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f.write(a_result)
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os.chmod(ascfile, 0o600)
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else:
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pass
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if b_result is not None:
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with open(gpgfile, "wb") as f:
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f.write(b_result)
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os.chmod(gpgfile, 0o600)
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else:
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pass
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