def test_key_export():
print '\t[+] generating 2048-bit RSA test key... ',
flush()
masterkey = publickey.generate_key( 2048 )
print 'OK!'
print '[+] exporting keypair to disk...'
publickey.export_keypair( 'publickey_tests', masterkey )
print '\t[+] attempting to reload keypair from disk... ',
pubkey = publickey.load_key( 'publickey_tests.pub' )
prvkey = publickey.load_key( 'publickey_tests.prv' )
assert( prvkey.has_private() )
assert( not pubkey.has_private() )
print 'OK!'
assert( pubkey == prvkey.publickey() )
print '\t[+] cleaning up... ',
try:
os.unlink('publickey_tests.pub')
os.unlink('publickey_tests.prv')
except OSError as e:
print 'FAILED!'
print '\t[!] failed cleanup: %s' % e
# failure to cleanup isn't a failure of the crypto library
return
else:
print 'OK!'
print '\t[+] cleanup successful!'
def encrypt_file(filename, keyfile, crypted_filename = None,
ascii_armour = False):
if not crypted_filename:
crypted_filename = filename + '.rsa'
plaintext = load(filename)
key = publickey.load_key(keyfile)
ciphertext = publickey.encrypt(key, plaintext)
if not ascii_armour:
ciphertext = '\x00' + ciphertext
else:
ciphertext = 'A' + base64.encodestring(ciphertext)
print '[+] encrypted %s to %s...' % (filename, crypted_filename)
dump(crypted_filename, ciphertext)
print '[+] file written...'