import os import shutil import tempfile from leap.email.smtp.smtprelay import GPGWrapper from twisted.trial import unittest from leap.testing.basetest import BaseLeapTest class OpenPGPTestCase(unittest.TestCase, BaseLeapTest): def setUp(self): # mimic LeapBaseTest.setUpClass behaviour, because this is deprecated # in Twisted: http://twistedmatrix.com/trac/ticket/1870 self.old_path = os.environ['PATH'] self.old_home = os.environ['HOME'] self.tempdir = tempfile.mkdtemp(prefix="leap_tests-") self.home = self.tempdir bin_tdir = os.path.join( self.tempdir, 'bin') os.environ["PATH"] = bin_tdir os.environ["HOME"] = self.tempdir # setup our own stuff self.gnupg_home = self.tempdir + '/gnupg' os.mkdir(self.gnupg_home) self.email = 'leap@leap.se' self._gpg = GPGWrapper(gpghome=self.gnupg_home) self.assertEqual(self._gpg.import_keys(PUBLIC_KEY).summary(), '1 imported', "error importing public key") self.assertEqual(self._gpg.import_keys(PRIVATE_KEY).summary(), # note that gnupg does not return a successful import # for private keys. Bug? '0 imported', "error importing private key") def tearDown(self): # mimic LeapBaseTest.tearDownClass behaviour os.environ["PATH"] = self.old_path os.environ["HOME"] = self.old_home # safety check assert self.tempdir.startswith('/tmp/leap_tests-') shutil.rmtree(self.tempdir) def test_openpgp_encrypt_decrypt(self): text = "simple raw text" encrypted = str(self._gpg.encrypt(text, KEY_FINGERPRINT, # TODO: handle always trust issue always_trust=True)) self.assertNotEqual(text, encrypted, "failed encrypting text") decrypted = str(self._gpg.decrypt(encrypted)) self.assertEqual(text, decrypted, "failed decrypting text") # Key material for testing KEY_FINGERPRINT = "E36E738D69173C13D709E44F2F455E2824D18DDF" PUBLIC_KEY = """ -----BEGIN PGP PUBLIC KEY BLOCK----- Version: GnuPG v1.4.10 (GNU/Linux) mQINBFC9+dkBEADNRfwV23TWEoGc/x0wWH1P7PlXt8MnC2Z1kKaKKmfnglVrpOiz iLWoiU58sfZ0L5vHkzXHXCBf6Eiy/EtUIvdiWAn+yASJ1mk5jZTBKO/WMAHD8wTO zpMsFmWyg3xc4DkmFa9KQ5EVU0o/nqPeyQxNMQN7px5pPwrJtJFmPxnxm+aDkPYx 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