ansible/test/units/parsing/vault/test_vault.py
Sam Doran c0cb353ce1
Remove PyCrypto (#74699)
* Remove PyCrypto from setup.py and packaging script
* Remove mention of pycrpto from installation docs
* Remove PyCrypto from vault
* Remove pycryto constraint and unit test requirement
* Remove PyCrypto tests from unit tests
* Add docs and fix warning message
* Remove section about cryptography library in Ansible Vault docs
2021-05-18 16:12:32 -04:00

870 lines
37 KiB
Python

# -*- coding: utf-8 -*-
# (c) 2012-2014, Michael DeHaan <michael.dehaan@gmail.com>
# (c) 2016, Toshio Kuratomi <tkuratomi@ansible.com>
#
# This file is part of Ansible
#
# Ansible 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 3 of the License, or
# (at your option) any later version.
#
# Ansible 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 for more details.
#
# You should have received a copy of the GNU General Public License
# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
# Make coding more python3-ish
from __future__ import (absolute_import, division, print_function)
__metaclass__ = type
import binascii
import io
import os
import tempfile
from binascii import hexlify
import pytest
from units.compat import unittest
from units.compat.mock import patch, MagicMock
from ansible import errors
from ansible.module_utils import six
from ansible.module_utils._text import to_bytes, to_text
from ansible.parsing import vault
from units.mock.loader import DictDataLoader
from units.mock.vault_helper import TextVaultSecret
class TestUnhexlify(unittest.TestCase):
def test(self):
b_plain_data = b'some text to hexlify'
b_data = hexlify(b_plain_data)
res = vault._unhexlify(b_data)
self.assertEqual(res, b_plain_data)
def test_odd_length(self):
b_data = b'123456789abcdefghijklmnopqrstuvwxyz'
self.assertRaisesRegexp(vault.AnsibleVaultFormatError,
'.*Vault format unhexlify error.*',
vault._unhexlify,
b_data)
def test_nonhex(self):
b_data = b'6z36316566653264333665333637623064303639353237620a636366633565663263336335656532'
self.assertRaisesRegexp(vault.AnsibleVaultFormatError,
'.*Vault format unhexlify error.*Non-hexadecimal digit found',
vault._unhexlify,
b_data)
class TestParseVaulttext(unittest.TestCase):
def test(self):
vaulttext_envelope = u'''$ANSIBLE_VAULT;1.1;AES256
33363965326261303234626463623963633531343539616138316433353830356566396130353436
3562643163366231316662386565383735653432386435610a306664636137376132643732393835
63383038383730306639353234326630666539346233376330303938323639306661313032396437
6233623062366136310a633866373936313238333730653739323461656662303864663666653563
3138'''
b_vaulttext_envelope = to_bytes(vaulttext_envelope, errors='strict', encoding='utf-8')
b_vaulttext, b_version, cipher_name, vault_id = vault.parse_vaulttext_envelope(b_vaulttext_envelope)
res = vault.parse_vaulttext(b_vaulttext)
self.assertIsInstance(res[0], bytes)
self.assertIsInstance(res[1], bytes)
self.assertIsInstance(res[2], bytes)
def test_non_hex(self):
vaulttext_envelope = u'''$ANSIBLE_VAULT;1.1;AES256
3336396J326261303234626463623963633531343539616138316433353830356566396130353436
3562643163366231316662386565383735653432386435610a306664636137376132643732393835
63383038383730306639353234326630666539346233376330303938323639306661313032396437
6233623062366136310a633866373936313238333730653739323461656662303864663666653563
3138'''
b_vaulttext_envelope = to_bytes(vaulttext_envelope, errors='strict', encoding='utf-8')
b_vaulttext, b_version, cipher_name, vault_id = vault.parse_vaulttext_envelope(b_vaulttext_envelope)
self.assertRaisesRegexp(vault.AnsibleVaultFormatError,
'.*Vault format unhexlify error.*Non-hexadecimal digit found',
vault.parse_vaulttext,
b_vaulttext_envelope)
class TestVaultSecret(unittest.TestCase):
def test(self):
secret = vault.VaultSecret()
secret.load()
self.assertIsNone(secret._bytes)
def test_bytes(self):
some_text = u'私はガラスを食べられます。それは私を傷つけません。'
_bytes = to_bytes(some_text)
secret = vault.VaultSecret(_bytes)
secret.load()
self.assertEqual(secret.bytes, _bytes)
class TestPromptVaultSecret(unittest.TestCase):
def test_empty_prompt_formats(self):
secret = vault.PromptVaultSecret(vault_id='test_id', prompt_formats=[])
secret.load()
self.assertIsNone(secret._bytes)
@patch('ansible.parsing.vault.display.prompt', return_value='the_password')
def test_prompt_formats_none(self, mock_display_prompt):
secret = vault.PromptVaultSecret(vault_id='test_id')
secret.load()
self.assertEqual(secret._bytes, b'the_password')
@patch('ansible.parsing.vault.display.prompt', return_value='the_password')
def test_custom_prompt(self, mock_display_prompt):
secret = vault.PromptVaultSecret(vault_id='test_id',
prompt_formats=['The cow flies at midnight: '])
secret.load()
self.assertEqual(secret._bytes, b'the_password')
@patch('ansible.parsing.vault.display.prompt', side_effect=EOFError)
def test_prompt_eoferror(self, mock_display_prompt):
secret = vault.PromptVaultSecret(vault_id='test_id')
self.assertRaisesRegexp(vault.AnsibleVaultError,
'EOFError.*test_id',
secret.load)
@patch('ansible.parsing.vault.display.prompt', side_effect=['first_password', 'second_password'])
def test_prompt_passwords_dont_match(self, mock_display_prompt):
secret = vault.PromptVaultSecret(vault_id='test_id',
prompt_formats=['Vault password: ',
'Confirm Vault password: '])
self.assertRaisesRegexp(errors.AnsibleError,
'Passwords do not match',
secret.load)
class TestFileVaultSecret(unittest.TestCase):
def setUp(self):
self.vault_password = "test-vault-password"
text_secret = TextVaultSecret(self.vault_password)
self.vault_secrets = [('foo', text_secret)]
def test(self):
secret = vault.FileVaultSecret()
self.assertIsNone(secret._bytes)
self.assertIsNone(secret._text)
def test_repr_empty(self):
secret = vault.FileVaultSecret()
self.assertEqual(repr(secret), "FileVaultSecret()")
def test_repr(self):
tmp_file = tempfile.NamedTemporaryFile(delete=False)
fake_loader = DictDataLoader({tmp_file.name: 'sdfadf'})
secret = vault.FileVaultSecret(loader=fake_loader, filename=tmp_file.name)
filename = tmp_file.name
tmp_file.close()
self.assertEqual(repr(secret), "FileVaultSecret(filename='%s')" % filename)
def test_empty_bytes(self):
secret = vault.FileVaultSecret()
self.assertIsNone(secret.bytes)
def test_file(self):
password = 'some password'
tmp_file = tempfile.NamedTemporaryFile(delete=False)
tmp_file.write(to_bytes(password))
tmp_file.close()
fake_loader = DictDataLoader({tmp_file.name: 'sdfadf'})
secret = vault.FileVaultSecret(loader=fake_loader, filename=tmp_file.name)
secret.load()
os.unlink(tmp_file.name)
self.assertEqual(secret.bytes, to_bytes(password))
def test_file_empty(self):
tmp_file = tempfile.NamedTemporaryFile(delete=False)
tmp_file.write(to_bytes(''))
tmp_file.close()
fake_loader = DictDataLoader({tmp_file.name: ''})
secret = vault.FileVaultSecret(loader=fake_loader, filename=tmp_file.name)
self.assertRaisesRegexp(vault.AnsibleVaultPasswordError,
'Invalid vault password was provided from file.*%s' % tmp_file.name,
secret.load)
os.unlink(tmp_file.name)
def test_file_encrypted(self):
vault_password = "test-vault-password"
text_secret = TextVaultSecret(vault_password)
vault_secrets = [('foo', text_secret)]
password = 'some password'
# 'some password' encrypted with 'test-ansible-password'
password_file_content = '''$ANSIBLE_VAULT;1.1;AES256
61393863643638653437313566313632306462383837303132346434616433313438353634613762
3334363431623364386164616163326537366333353663650a663634306232363432626162353665
39623061353266373631636331643761306665343731376633623439313138396330346237653930
6432643864346136640a653364386634666461306231353765636662316335613235383565306437
3737
'''
tmp_file = tempfile.NamedTemporaryFile(delete=False)
tmp_file.write(to_bytes(password_file_content))
tmp_file.close()
fake_loader = DictDataLoader({tmp_file.name: 'sdfadf'})
fake_loader._vault.secrets = vault_secrets
secret = vault.FileVaultSecret(loader=fake_loader, filename=tmp_file.name)
secret.load()
os.unlink(tmp_file.name)
self.assertEqual(secret.bytes, to_bytes(password))
def test_file_not_a_directory(self):
filename = '/dev/null/foobar'
fake_loader = DictDataLoader({filename: 'sdfadf'})
secret = vault.FileVaultSecret(loader=fake_loader, filename=filename)
self.assertRaisesRegexp(errors.AnsibleError,
'.*Could not read vault password file.*/dev/null/foobar.*Not a directory',
secret.load)
def test_file_not_found(self):
tmp_file = tempfile.NamedTemporaryFile()
filename = os.path.realpath(tmp_file.name)
tmp_file.close()
fake_loader = DictDataLoader({filename: 'sdfadf'})
secret = vault.FileVaultSecret(loader=fake_loader, filename=filename)
self.assertRaisesRegexp(errors.AnsibleError,
'.*Could not read vault password file.*%s.*' % filename,
secret.load)
class TestScriptVaultSecret(unittest.TestCase):
def test(self):
secret = vault.ScriptVaultSecret()
self.assertIsNone(secret._bytes)
self.assertIsNone(secret._text)
def _mock_popen(self, mock_popen, return_code=0, stdout=b'', stderr=b''):
def communicate():
return stdout, stderr
mock_popen.return_value = MagicMock(returncode=return_code)
mock_popen_instance = mock_popen.return_value
mock_popen_instance.communicate = communicate
@patch('ansible.parsing.vault.subprocess.Popen')
def test_read_file(self, mock_popen):
self._mock_popen(mock_popen, stdout=b'some_password')
secret = vault.ScriptVaultSecret()
with patch.object(secret, 'loader') as mock_loader:
mock_loader.is_executable = MagicMock(return_value=True)
secret.load()
@patch('ansible.parsing.vault.subprocess.Popen')
def test_read_file_empty(self, mock_popen):
self._mock_popen(mock_popen, stdout=b'')
secret = vault.ScriptVaultSecret()
with patch.object(secret, 'loader') as mock_loader:
mock_loader.is_executable = MagicMock(return_value=True)
self.assertRaisesRegexp(vault.AnsibleVaultPasswordError,
'Invalid vault password was provided from script',
secret.load)
@patch('ansible.parsing.vault.subprocess.Popen')
def test_read_file_os_error(self, mock_popen):
self._mock_popen(mock_popen)
mock_popen.side_effect = OSError('That is not an executable')
secret = vault.ScriptVaultSecret()
with patch.object(secret, 'loader') as mock_loader:
mock_loader.is_executable = MagicMock(return_value=True)
self.assertRaisesRegexp(errors.AnsibleError,
'Problem running vault password script.*',
secret.load)
@patch('ansible.parsing.vault.subprocess.Popen')
def test_read_file_not_executable(self, mock_popen):
self._mock_popen(mock_popen)
secret = vault.ScriptVaultSecret()
with patch.object(secret, 'loader') as mock_loader:
mock_loader.is_executable = MagicMock(return_value=False)
self.assertRaisesRegexp(vault.AnsibleVaultError,
'The vault password script .* was not executable',
secret.load)
@patch('ansible.parsing.vault.subprocess.Popen')
def test_read_file_non_zero_return_code(self, mock_popen):
stderr = b'That did not work for a random reason'
rc = 37
self._mock_popen(mock_popen, return_code=rc, stderr=stderr)
secret = vault.ScriptVaultSecret(filename='/dev/null/some_vault_secret')
with patch.object(secret, 'loader') as mock_loader:
mock_loader.is_executable = MagicMock(return_value=True)
self.assertRaisesRegexp(errors.AnsibleError,
r'Vault password script.*returned non-zero \(%s\): %s' % (rc, stderr),
secret.load)
class TestScriptIsClient(unittest.TestCase):
def test_randomname(self):
filename = 'randomname'
res = vault.script_is_client(filename)
self.assertFalse(res)
def test_something_dash_client(self):
filename = 'something-client'
res = vault.script_is_client(filename)
self.assertTrue(res)
def test_something_dash_client_somethingelse(self):
filename = 'something-client-somethingelse'
res = vault.script_is_client(filename)
self.assertFalse(res)
def test_something_dash_client_py(self):
filename = 'something-client.py'
res = vault.script_is_client(filename)
self.assertTrue(res)
def test_full_path_something_dash_client_py(self):
filename = '/foo/bar/something-client.py'
res = vault.script_is_client(filename)
self.assertTrue(res)
def test_full_path_something_dash_client(self):
filename = '/foo/bar/something-client'
res = vault.script_is_client(filename)
self.assertTrue(res)
def test_full_path_something_dash_client_in_dir(self):
filename = '/foo/bar/something-client/but/not/filename'
res = vault.script_is_client(filename)
self.assertFalse(res)
class TestGetFileVaultSecret(unittest.TestCase):
def test_file(self):
password = 'some password'
tmp_file = tempfile.NamedTemporaryFile(delete=False)
tmp_file.write(to_bytes(password))
tmp_file.close()
fake_loader = DictDataLoader({tmp_file.name: 'sdfadf'})
secret = vault.get_file_vault_secret(filename=tmp_file.name, loader=fake_loader)
secret.load()
os.unlink(tmp_file.name)
self.assertEqual(secret.bytes, to_bytes(password))
def test_file_not_a_directory(self):
filename = '/dev/null/foobar'
fake_loader = DictDataLoader({filename: 'sdfadf'})
self.assertRaisesRegexp(errors.AnsibleError,
'.*The vault password file %s was not found.*' % filename,
vault.get_file_vault_secret,
filename=filename,
loader=fake_loader)
def test_file_not_found(self):
tmp_file = tempfile.NamedTemporaryFile()
filename = os.path.realpath(tmp_file.name)
tmp_file.close()
fake_loader = DictDataLoader({filename: 'sdfadf'})
self.assertRaisesRegexp(errors.AnsibleError,
'.*The vault password file %s was not found.*' % filename,
vault.get_file_vault_secret,
filename=filename,
loader=fake_loader)
class TestVaultIsEncrypted(unittest.TestCase):
def test_bytes_not_encrypted(self):
b_data = b"foobar"
self.assertFalse(vault.is_encrypted(b_data))
def test_bytes_encrypted(self):
b_data = b"$ANSIBLE_VAULT;9.9;TEST\n%s" % hexlify(b"ansible")
self.assertTrue(vault.is_encrypted(b_data))
def test_text_not_encrypted(self):
b_data = to_text(b"foobar")
self.assertFalse(vault.is_encrypted(b_data))
def test_text_encrypted(self):
b_data = to_text(b"$ANSIBLE_VAULT;9.9;TEST\n%s" % hexlify(b"ansible"))
self.assertTrue(vault.is_encrypted(b_data))
def test_invalid_text_not_ascii(self):
data = u"$ANSIBLE_VAULT;9.9;TEST\n%s" % u"ァ ア ィ イ ゥ ウ ェ エ ォ オ カ ガ キ ギ ク グ ケ "
self.assertFalse(vault.is_encrypted(data))
def test_invalid_bytes_not_ascii(self):
data = u"$ANSIBLE_VAULT;9.9;TEST\n%s" % u"ァ ア ィ イ ゥ ウ ェ エ ォ オ カ ガ キ ギ ク グ ケ "
b_data = to_bytes(data, encoding='utf-8')
self.assertFalse(vault.is_encrypted(b_data))
class TestVaultIsEncryptedFile(unittest.TestCase):
def test_binary_file_handle_not_encrypted(self):
b_data = b"foobar"
b_data_fo = io.BytesIO(b_data)
self.assertFalse(vault.is_encrypted_file(b_data_fo))
def test_text_file_handle_not_encrypted(self):
data = u"foobar"
data_fo = io.StringIO(data)
self.assertFalse(vault.is_encrypted_file(data_fo))
def test_binary_file_handle_encrypted(self):
b_data = b"$ANSIBLE_VAULT;9.9;TEST\n%s" % hexlify(b"ansible")
b_data_fo = io.BytesIO(b_data)
self.assertTrue(vault.is_encrypted_file(b_data_fo))
def test_text_file_handle_encrypted(self):
data = u"$ANSIBLE_VAULT;9.9;TEST\n%s" % to_text(hexlify(b"ansible"))
data_fo = io.StringIO(data)
self.assertTrue(vault.is_encrypted_file(data_fo))
def test_binary_file_handle_invalid(self):
data = u"$ANSIBLE_VAULT;9.9;TEST\n%s" % u"ァ ア ィ イ ゥ ウ ェ エ ォ オ カ ガ キ ギ ク グ ケ "
b_data = to_bytes(data)
b_data_fo = io.BytesIO(b_data)
self.assertFalse(vault.is_encrypted_file(b_data_fo))
def test_text_file_handle_invalid(self):
data = u"$ANSIBLE_VAULT;9.9;TEST\n%s" % u"ァ ア ィ イ ゥ ウ ェ エ ォ オ カ ガ キ ギ ク グ ケ "
data_fo = io.StringIO(data)
self.assertFalse(vault.is_encrypted_file(data_fo))
def test_file_already_read_from_finds_header(self):
b_data = b"$ANSIBLE_VAULT;9.9;TEST\n%s" % hexlify(b"ansible\ntesting\nfile pos")
b_data_fo = io.BytesIO(b_data)
b_data_fo.read(42) # Arbitrary number
self.assertTrue(vault.is_encrypted_file(b_data_fo))
def test_file_already_read_from_saves_file_pos(self):
b_data = b"$ANSIBLE_VAULT;9.9;TEST\n%s" % hexlify(b"ansible\ntesting\nfile pos")
b_data_fo = io.BytesIO(b_data)
b_data_fo.read(69) # Arbitrary number
vault.is_encrypted_file(b_data_fo)
self.assertEqual(b_data_fo.tell(), 69)
def test_file_with_offset(self):
b_data = b"JUNK$ANSIBLE_VAULT;9.9;TEST\n%s" % hexlify(b"ansible\ntesting\nfile pos")
b_data_fo = io.BytesIO(b_data)
self.assertTrue(vault.is_encrypted_file(b_data_fo, start_pos=4))
def test_file_with_count(self):
b_data = b"$ANSIBLE_VAULT;9.9;TEST\n%s" % hexlify(b"ansible\ntesting\nfile pos")
vault_length = len(b_data)
b_data = b_data + u'ァ ア'.encode('utf-8')
b_data_fo = io.BytesIO(b_data)
self.assertTrue(vault.is_encrypted_file(b_data_fo, count=vault_length))
def test_file_with_offset_and_count(self):
b_data = b"$ANSIBLE_VAULT;9.9;TEST\n%s" % hexlify(b"ansible\ntesting\nfile pos")
vault_length = len(b_data)
b_data = b'JUNK' + b_data + u'ァ ア'.encode('utf-8')
b_data_fo = io.BytesIO(b_data)
self.assertTrue(vault.is_encrypted_file(b_data_fo, start_pos=4, count=vault_length))
@pytest.mark.skipif(not vault.HAS_CRYPTOGRAPHY,
reason="Skipping cryptography tests because cryptography is not installed")
class TestVaultCipherAes256(unittest.TestCase):
def setUp(self):
self.vault_cipher = vault.VaultAES256()
def test(self):
self.assertIsInstance(self.vault_cipher, vault.VaultAES256)
# TODO: tag these as slow tests
def test_create_key_cryptography(self):
b_password = b'hunter42'
b_salt = os.urandom(32)
b_key_cryptography = self.vault_cipher._create_key_cryptography(b_password, b_salt, key_length=32, iv_length=16)
self.assertIsInstance(b_key_cryptography, six.binary_type)
def test_create_key_known_cryptography(self):
b_password = b'hunter42'
# A fixed salt
b_salt = b'q' * 32 # q is the most random letter.
b_key_1 = self.vault_cipher._create_key_cryptography(b_password, b_salt, key_length=32, iv_length=16)
self.assertIsInstance(b_key_1, six.binary_type)
# verify we get the same answer
# we could potentially run a few iterations of this and time it to see if it's roughly constant time
# and or that it exceeds some minimal time, but that would likely cause unreliable fails, esp in CI
b_key_2 = self.vault_cipher._create_key_cryptography(b_password, b_salt, key_length=32, iv_length=16)
self.assertIsInstance(b_key_2, six.binary_type)
self.assertEqual(b_key_1, b_key_2)
def test_is_equal_is_equal(self):
self.assertTrue(self.vault_cipher._is_equal(b'abcdefghijklmnopqrstuvwxyz', b'abcdefghijklmnopqrstuvwxyz'))
def test_is_equal_unequal_length(self):
self.assertFalse(self.vault_cipher._is_equal(b'abcdefghijklmnopqrstuvwxyz', b'abcdefghijklmnopqrstuvwx and sometimes y'))
def test_is_equal_not_equal(self):
self.assertFalse(self.vault_cipher._is_equal(b'abcdefghijklmnopqrstuvwxyz', b'AbcdefghijKlmnopQrstuvwxZ'))
def test_is_equal_empty(self):
self.assertTrue(self.vault_cipher._is_equal(b'', b''))
def test_is_equal_non_ascii_equal(self):
utf8_data = to_bytes(u'私はガラスを食べられます。それは私を傷つけません。')
self.assertTrue(self.vault_cipher._is_equal(utf8_data, utf8_data))
def test_is_equal_non_ascii_unequal(self):
utf8_data = to_bytes(u'私はガラスを食べられます。それは私を傷つけません。')
utf8_data2 = to_bytes(u'Pot să mănânc sticlă și ea nu mă rănește.')
# Test for the len optimization path
self.assertFalse(self.vault_cipher._is_equal(utf8_data, utf8_data2))
# Test for the slower, char by char comparison path
self.assertFalse(self.vault_cipher._is_equal(utf8_data, utf8_data[:-1] + b'P'))
def test_is_equal_non_bytes(self):
""" Anything not a byte string should raise a TypeError """
self.assertRaises(TypeError, self.vault_cipher._is_equal, u"One fish", b"two fish")
self.assertRaises(TypeError, self.vault_cipher._is_equal, b"One fish", u"two fish")
self.assertRaises(TypeError, self.vault_cipher._is_equal, 1, b"red fish")
self.assertRaises(TypeError, self.vault_cipher._is_equal, b"blue fish", 2)
class TestMatchSecrets(unittest.TestCase):
def test_empty_tuple(self):
secrets = [tuple()]
vault_ids = ['vault_id_1']
self.assertRaises(ValueError,
vault.match_secrets,
secrets, vault_ids)
def test_empty_secrets(self):
matches = vault.match_secrets([], ['vault_id_1'])
self.assertEqual(matches, [])
def test_single_match(self):
secret = TextVaultSecret('password')
matches = vault.match_secrets([('default', secret)], ['default'])
self.assertEqual(matches, [('default', secret)])
def test_no_matches(self):
secret = TextVaultSecret('password')
matches = vault.match_secrets([('default', secret)], ['not_default'])
self.assertEqual(matches, [])
def test_multiple_matches(self):
secrets = [('vault_id1', TextVaultSecret('password1')),
('vault_id2', TextVaultSecret('password2')),
('vault_id1', TextVaultSecret('password3')),
('vault_id4', TextVaultSecret('password4'))]
vault_ids = ['vault_id1', 'vault_id4']
matches = vault.match_secrets(secrets, vault_ids)
self.assertEqual(len(matches), 3)
expected = [('vault_id1', TextVaultSecret('password1')),
('vault_id1', TextVaultSecret('password3')),
('vault_id4', TextVaultSecret('password4'))]
self.assertEqual([x for x, y in matches],
[a for a, b in expected])
@pytest.mark.skipif(not vault.HAS_CRYPTOGRAPHY,
reason="Skipping cryptography tests because cryptography is not installed")
class TestVaultLib(unittest.TestCase):
def setUp(self):
self.vault_password = "test-vault-password"
text_secret = TextVaultSecret(self.vault_password)
self.vault_secrets = [('default', text_secret),
('test_id', text_secret)]
self.v = vault.VaultLib(self.vault_secrets)
def _vault_secrets(self, vault_id, secret):
return [(vault_id, secret)]
def _vault_secrets_from_password(self, vault_id, password):
return [(vault_id, TextVaultSecret(password))]
def test_encrypt(self):
plaintext = u'Some text to encrypt in a café'
b_vaulttext = self.v.encrypt(plaintext)
self.assertIsInstance(b_vaulttext, six.binary_type)
b_header = b'$ANSIBLE_VAULT;1.1;AES256\n'
self.assertEqual(b_vaulttext[:len(b_header)], b_header)
def test_encrypt_vault_id(self):
plaintext = u'Some text to encrypt in a café'
b_vaulttext = self.v.encrypt(plaintext, vault_id='test_id')
self.assertIsInstance(b_vaulttext, six.binary_type)
b_header = b'$ANSIBLE_VAULT;1.2;AES256;test_id\n'
self.assertEqual(b_vaulttext[:len(b_header)], b_header)
def test_encrypt_bytes(self):
plaintext = to_bytes(u'Some text to encrypt in a café')
b_vaulttext = self.v.encrypt(plaintext)
self.assertIsInstance(b_vaulttext, six.binary_type)
b_header = b'$ANSIBLE_VAULT;1.1;AES256\n'
self.assertEqual(b_vaulttext[:len(b_header)], b_header)
def test_encrypt_no_secret_empty_secrets(self):
vault_secrets = []
v = vault.VaultLib(vault_secrets)
plaintext = u'Some text to encrypt in a café'
self.assertRaisesRegexp(vault.AnsibleVaultError,
'.*A vault password must be specified to encrypt data.*',
v.encrypt,
plaintext)
def test_format_vaulttext_envelope(self):
cipher_name = "TEST"
b_ciphertext = b"ansible"
b_vaulttext = vault.format_vaulttext_envelope(b_ciphertext,
cipher_name,
version=self.v.b_version,
vault_id='default')
b_lines = b_vaulttext.split(b'\n')
self.assertGreater(len(b_lines), 1, msg="failed to properly add header")
b_header = b_lines[0]
# self.assertTrue(b_header.endswith(b';TEST'), msg="header does not end with cipher name")
b_header_parts = b_header.split(b';')
self.assertEqual(len(b_header_parts), 4, msg="header has the wrong number of parts")
self.assertEqual(b_header_parts[0], b'$ANSIBLE_VAULT', msg="header does not start with $ANSIBLE_VAULT")
self.assertEqual(b_header_parts[1], self.v.b_version, msg="header version is incorrect")
self.assertEqual(b_header_parts[2], b'TEST', msg="header does not end with cipher name")
# And just to verify, lets parse the results and compare
b_ciphertext2, b_version2, cipher_name2, vault_id2 = \
vault.parse_vaulttext_envelope(b_vaulttext)
self.assertEqual(b_ciphertext, b_ciphertext2)
self.assertEqual(self.v.b_version, b_version2)
self.assertEqual(cipher_name, cipher_name2)
self.assertEqual('default', vault_id2)
def test_parse_vaulttext_envelope(self):
b_vaulttext = b"$ANSIBLE_VAULT;9.9;TEST\nansible"
b_ciphertext, b_version, cipher_name, vault_id = vault.parse_vaulttext_envelope(b_vaulttext)
b_lines = b_ciphertext.split(b'\n')
self.assertEqual(b_lines[0], b"ansible", msg="Payload was not properly split from the header")
self.assertEqual(cipher_name, u'TEST', msg="cipher name was not properly set")
self.assertEqual(b_version, b"9.9", msg="version was not properly set")
def test_parse_vaulttext_envelope_crlf(self):
b_vaulttext = b"$ANSIBLE_VAULT;9.9;TEST\r\nansible"
b_ciphertext, b_version, cipher_name, vault_id = vault.parse_vaulttext_envelope(b_vaulttext)
b_lines = b_ciphertext.split(b'\n')
self.assertEqual(b_lines[0], b"ansible", msg="Payload was not properly split from the header")
self.assertEqual(cipher_name, u'TEST', msg="cipher name was not properly set")
self.assertEqual(b_version, b"9.9", msg="version was not properly set")
def test_encrypt_decrypt_aes256(self):
self.v.cipher_name = u'AES256'
plaintext = u"foobar"
b_vaulttext = self.v.encrypt(plaintext)
b_plaintext = self.v.decrypt(b_vaulttext)
self.assertNotEqual(b_vaulttext, b"foobar", msg="encryption failed")
self.assertEqual(b_plaintext, b"foobar", msg="decryption failed")
def test_encrypt_decrypt_aes256_none_secrets(self):
vault_secrets = self._vault_secrets_from_password('default', 'ansible')
v = vault.VaultLib(vault_secrets)
plaintext = u"foobar"
b_vaulttext = v.encrypt(plaintext)
# VaultLib will default to empty {} if secrets is None
v_none = vault.VaultLib(None)
# so set secrets None explicitly
v_none.secrets = None
self.assertRaisesRegexp(vault.AnsibleVaultError,
'.*A vault password must be specified to decrypt data.*',
v_none.decrypt,
b_vaulttext)
def test_encrypt_decrypt_aes256_empty_secrets(self):
vault_secrets = self._vault_secrets_from_password('default', 'ansible')
v = vault.VaultLib(vault_secrets)
plaintext = u"foobar"
b_vaulttext = v.encrypt(plaintext)
vault_secrets_empty = []
v_none = vault.VaultLib(vault_secrets_empty)
self.assertRaisesRegexp(vault.AnsibleVaultError,
'.*Attempting to decrypt but no vault secrets found.*',
v_none.decrypt,
b_vaulttext)
def test_encrypt_decrypt_aes256_multiple_secrets_all_wrong(self):
plaintext = u'Some text to encrypt in a café'
b_vaulttext = self.v.encrypt(plaintext)
vault_secrets = [('default', TextVaultSecret('another-wrong-password')),
('wrong-password', TextVaultSecret('wrong-password'))]
v_multi = vault.VaultLib(vault_secrets)
self.assertRaisesRegexp(errors.AnsibleError,
'.*Decryption failed.*',
v_multi.decrypt,
b_vaulttext,
filename='/dev/null/fake/filename')
def test_encrypt_decrypt_aes256_multiple_secrets_one_valid(self):
plaintext = u'Some text to encrypt in a café'
b_vaulttext = self.v.encrypt(plaintext)
correct_secret = TextVaultSecret(self.vault_password)
wrong_secret = TextVaultSecret('wrong-password')
vault_secrets = [('default', wrong_secret),
('corect_secret', correct_secret),
('wrong_secret', wrong_secret)]
v_multi = vault.VaultLib(vault_secrets)
b_plaintext = v_multi.decrypt(b_vaulttext)
self.assertNotEqual(b_vaulttext, to_bytes(plaintext), msg="encryption failed")
self.assertEqual(b_plaintext, to_bytes(plaintext), msg="decryption failed")
def test_encrypt_decrypt_aes256_existing_vault(self):
self.v.cipher_name = u'AES256'
b_orig_plaintext = b"Setec Astronomy"
vaulttext = u'''$ANSIBLE_VAULT;1.1;AES256
33363965326261303234626463623963633531343539616138316433353830356566396130353436
3562643163366231316662386565383735653432386435610a306664636137376132643732393835
63383038383730306639353234326630666539346233376330303938323639306661313032396437
6233623062366136310a633866373936313238333730653739323461656662303864663666653563
3138'''
b_plaintext = self.v.decrypt(vaulttext)
self.assertEqual(b_plaintext, b_plaintext, msg="decryption failed")
b_vaulttext = to_bytes(vaulttext, encoding='ascii', errors='strict')
b_plaintext = self.v.decrypt(b_vaulttext)
self.assertEqual(b_plaintext, b_orig_plaintext, msg="decryption failed")
# FIXME This test isn't working quite yet.
@pytest.mark.skip(reason='This test is not ready yet')
def test_encrypt_decrypt_aes256_bad_hmac(self):
self.v.cipher_name = 'AES256'
# plaintext = "Setec Astronomy"
enc_data = '''$ANSIBLE_VAULT;1.1;AES256
33363965326261303234626463623963633531343539616138316433353830356566396130353436
3562643163366231316662386565383735653432386435610a306664636137376132643732393835
63383038383730306639353234326630666539346233376330303938323639306661313032396437
6233623062366136310a633866373936313238333730653739323461656662303864663666653563
3138'''
b_data = to_bytes(enc_data, errors='strict', encoding='utf-8')
b_data = self.v._split_header(b_data)
foo = binascii.unhexlify(b_data)
lines = foo.splitlines()
# line 0 is salt, line 1 is hmac, line 2+ is ciphertext
b_salt = lines[0]
b_hmac = lines[1]
b_ciphertext_data = b'\n'.join(lines[2:])
b_ciphertext = binascii.unhexlify(b_ciphertext_data)
# b_orig_ciphertext = b_ciphertext[:]
# now muck with the text
# b_munged_ciphertext = b_ciphertext[:10] + b'\x00' + b_ciphertext[11:]
# b_munged_ciphertext = b_ciphertext
# assert b_orig_ciphertext != b_munged_ciphertext
b_ciphertext_data = binascii.hexlify(b_ciphertext)
b_payload = b'\n'.join([b_salt, b_hmac, b_ciphertext_data])
# reformat
b_invalid_ciphertext = self.v._format_output(b_payload)
# assert we throw an error
self.v.decrypt(b_invalid_ciphertext)
def test_decrypt_and_get_vault_id(self):
b_expected_plaintext = to_bytes('foo bar\n')
vaulttext = '''$ANSIBLE_VAULT;1.2;AES256;ansible_devel
65616435333934613466373335363332373764363365633035303466643439313864663837393234
3330656363343637313962633731333237313636633534630a386264363438363362326132363239
39363166646664346264383934393935653933316263333838386362633534326664646166663736
6462303664383765650a356637643633366663643566353036303162386237336233393065393164
6264'''
vault_secrets = self._vault_secrets_from_password('ansible_devel', 'ansible')
v = vault.VaultLib(vault_secrets)
b_vaulttext = to_bytes(vaulttext)
b_plaintext, vault_id_used, vault_secret_used = v.decrypt_and_get_vault_id(b_vaulttext)
self.assertEqual(b_expected_plaintext, b_plaintext)
self.assertEqual(vault_id_used, 'ansible_devel')
self.assertEqual(vault_secret_used.text, 'ansible')
def test_decrypt_non_default_1_2(self):
b_expected_plaintext = to_bytes('foo bar\n')
vaulttext = '''$ANSIBLE_VAULT;1.2;AES256;ansible_devel
65616435333934613466373335363332373764363365633035303466643439313864663837393234
3330656363343637313962633731333237313636633534630a386264363438363362326132363239
39363166646664346264383934393935653933316263333838386362633534326664646166663736
6462303664383765650a356637643633366663643566353036303162386237336233393065393164
6264'''
vault_secrets = self._vault_secrets_from_password('default', 'ansible')
v = vault.VaultLib(vault_secrets)
b_vaulttext = to_bytes(vaulttext)
b_plaintext = v.decrypt(b_vaulttext)
self.assertEqual(b_expected_plaintext, b_plaintext)
b_ciphertext, b_version, cipher_name, vault_id = vault.parse_vaulttext_envelope(b_vaulttext)
self.assertEqual('ansible_devel', vault_id)
self.assertEqual(b'1.2', b_version)
def test_decrypt_decrypted(self):
plaintext = u"ansible"
self.assertRaises(errors.AnsibleError, self.v.decrypt, plaintext)
b_plaintext = b"ansible"
self.assertRaises(errors.AnsibleError, self.v.decrypt, b_plaintext)
def test_cipher_not_set(self):
plaintext = u"ansible"
self.v.encrypt(plaintext)
self.assertEqual(self.v.cipher_name, "AES256")