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# Copyright 2011 OpenStack Foundation
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
"""
Tests for Crypto module.
"""
import os
import mock
import mox
from oslo.concurrency import processutils
from nova import crypto
from nova import db
from nova import exception
from nova import test
from nova import utils
class X509Test(test.TestCase):
def test_can_generate_x509(self):
with utils.tempdir() as tmpdir:
self.flags(ca_path=tmpdir)
crypto.ensure_ca_filesystem()
_key, cert_str = crypto.generate_x509_cert('fake', 'fake')
project_cert = crypto.fetch_ca(project_id='fake')
signed_cert_file = os.path.join(tmpdir, "signed")
with open(signed_cert_file, 'w') as keyfile:
keyfile.write(cert_str)
project_cert_file = os.path.join(tmpdir, "project")
with open(project_cert_file, 'w') as keyfile:
keyfile.write(project_cert)
enc, err = utils.execute('openssl', 'verify', '-CAfile',
project_cert_file, '-verbose', signed_cert_file)
self.assertFalse(err)
def test_encrypt_decrypt_x509(self):
with utils.tempdir() as tmpdir:
self.flags(ca_path=tmpdir)
project_id = "fake"
crypto.ensure_ca_filesystem()
cert = crypto.fetch_ca(project_id)
public_key = os.path.join(tmpdir, "public.pem")
with open(public_key, 'w') as keyfile:
keyfile.write(cert)
text = "some @#!%^* test text"
enc, _err = utils.execute('openssl',
'rsautl',
'-certin',
'-encrypt',
'-inkey', '%s' % public_key,
process_input=text)
dec = crypto.decrypt_text(project_id, enc)
self.assertEqual(text, dec)
class RevokeCertsTest(test.TestCase):
def test_revoke_certs_by_user_and_project(self):
user_id = 'test_user'
project_id = 2
file_name = 'test_file'
def mock_certificate_get_all_by_user_and_project(context,
user_id,
project_id):
return [{"user_id": user_id, "project_id": project_id,
"file_name": file_name}]
self.stubs.Set(db, 'certificate_get_all_by_user_and_project',
mock_certificate_get_all_by_user_and_project)
self.mox.StubOutWithMock(crypto, 'revoke_cert')
crypto.revoke_cert(project_id, file_name)
self.mox.ReplayAll()
crypto.revoke_certs_by_user_and_project(user_id, project_id)
def test_revoke_certs_by_user(self):
user_id = 'test_user'
project_id = 2
file_name = 'test_file'
def mock_certificate_get_all_by_user(context, user_id):
return [{"user_id": user_id, "project_id": project_id,
"file_name": file_name}]
self.stubs.Set(db, 'certificate_get_all_by_user',
mock_certificate_get_all_by_user)
self.mox.StubOutWithMock(crypto, 'revoke_cert')
crypto.revoke_cert(project_id, mox.IgnoreArg())
self.mox.ReplayAll()
crypto.revoke_certs_by_user(user_id)
def test_revoke_certs_by_project(self):
user_id = 'test_user'
project_id = 2
file_name = 'test_file'
def mock_certificate_get_all_by_project(context, project_id):
return [{"user_id": user_id, "project_id": project_id,
"file_name": file_name}]
self.stubs.Set(db, 'certificate_get_all_by_project',
mock_certificate_get_all_by_project)
self.mox.StubOutWithMock(crypto, 'revoke_cert')
crypto.revoke_cert(project_id, mox.IgnoreArg())
self.mox.ReplayAll()
crypto.revoke_certs_by_project(project_id)
@mock.patch.object(utils, 'execute',
side_effect=processutils.ProcessExecutionError)
@mock.patch.object(os, 'chdir', return_value=None)
def test_revoke_cert_process_execution_error(self, *args, **kargs):
self.assertRaises(exception.RevokeCertFailure, crypto.revoke_cert,
2, 'test_file')
@mock.patch.object(os, 'chdir', mock.Mock(side_effect=OSError))
def test_revoke_cert_project_not_found_chdir_fails(self, *args, **kargs):
self.assertRaises(exception.ProjectNotFound, crypto.revoke_cert,
2, 'test_file')
class CertExceptionTests(test.TestCase):
def test_fetch_ca_file_not_found(self):
with utils.tempdir() as tmpdir:
self.flags(ca_path=tmpdir)
self.flags(use_project_ca=True)
self.assertRaises(exception.CryptoCAFileNotFound, crypto.fetch_ca,
project_id='fake')
def test_fetch_crl_file_not_found(self):
with utils.tempdir() as tmpdir:
self.flags(ca_path=tmpdir)
self.flags(use_project_ca=True)
self.assertRaises(exception.CryptoCRLFileNotFound,
crypto.fetch_crl, project_id='fake')
class EncryptionTests(test.TestCase):
pubkey = ("ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDArtgrfBu/g2o28o+H2ng/crv"
"zgES91i/NNPPFTOutXelrJ9QiPTPTm+B8yspLsXifmbsmXztNOlBQgQXs6usxb4"
"fnJKNUZ84Vkp5esbqK/L7eyRqwPvqo7btKBMoAMVX/kUyojMpxb7Ssh6M6Y8cpi"
"goi+MSDPD7+5yRJ9z4mH9h7MCY6Ejv8KTcNYmVHvRhsFUcVhWcIISlNWUGiG7rf"
"oki060F5myQN3AXcL8gHG5/Qb1RVkQFUKZ5geQ39/wSyYA1Q65QTba/5G2QNbl2"
"0eAIBTyKZhN6g88ak+yARa6BLLDkrlP7L4WctHQMLsuXHohQsUO9AcOlVMARgrg"
"uF test@test")
prikey = """-----BEGIN RSA PRIVATE KEY-----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-----END RSA PRIVATE KEY-----"""
text = "Some text! %$*"
def _ssh_decrypt_text(self, ssh_private_key, text):
with utils.tempdir() as tmpdir:
sshkey = os.path.abspath(os.path.join(tmpdir, 'ssh.key'))
with open(sshkey, 'w') as f:
f.write(ssh_private_key)
try:
dec, _err = utils.execute('openssl',
'rsautl',
'-decrypt',
'-inkey', sshkey,
process_input=text)
return dec
except processutils.ProcessExecutionError as exc:
raise exception.DecryptionFailure(reason=exc.stderr)
def test_ssh_encrypt_decrypt_text(self):
enc = crypto.ssh_encrypt_text(self.pubkey, self.text)
self.assertNotEqual(enc, self.text)
result = self._ssh_decrypt_text(self.prikey, enc)
self.assertEqual(result, self.text)
def test_ssh_encrypt_failure(self):
self.assertRaises(exception.EncryptionFailure,
crypto.ssh_encrypt_text, '', self.text)
class ConversionTests(test.TestCase):
k1 = ("ssh-rsa AAAAB3NzaC1yc2EAAAABIwAAAQEA4CqmrxfU7x4sJrubpMNxeglul+d"
"ByrsicnvQcHDEjPzdvoz+BaoAG9bjCA5mCeTBIISsVTVXz/hxNeiuBV6LH/UR/c"
"27yl53ypN+821ImoexQZcKItdnjJ3gVZlDob1f9+1qDVy63NJ1c+TstkrCTRVeo"
"9VyE7RpdSS4UCiBe8Xwk3RkedioFxePrI0Ktc2uASw2G0G2Rl7RN7KZOJbCivfF"
"LQMAOu6e+7fYvuE1gxGHHj7dxaBY/ioGOm1W4JmQ1V7AKt19zTBlZKduN8FQMSF"
"r35CDlvoWs0+OP8nwlebKNCi/5sdL8qiSLrAcPB4LqdkAf/blNSVA2Yl83/c4lQ"
"== test@test")
k2 = ("-----BEGIN PUBLIC KEY-----\n"
"MIIBIDANBgkqhkiG9w0BAQEFAAOCAQ0AMIIBCAKCAQEA4CqmrxfU7x4sJrubpMNx\n"
"eglul+dByrsicnvQcHDEjPzdvoz+BaoAG9bjCA5mCeTBIISsVTVXz/hxNeiuBV6L\n"
"H/UR/c27yl53ypN+821ImoexQZcKItdnjJ3gVZlDob1f9+1qDVy63NJ1c+TstkrC\n"
"TRVeo9VyE7RpdSS4UCiBe8Xwk3RkedioFxePrI0Ktc2uASw2G0G2Rl7RN7KZOJbC\n"
"ivfFLQMAOu6e+7fYvuE1gxGHHj7dxaBY/ioGOm1W4JmQ1V7AKt19zTBlZKduN8FQ\n"
"MSFr35CDlvoWs0+OP8nwlebKNCi/5sdL8qiSLrAcPB4LqdkAf/blNSVA2Yl83/c4\n"
"lQIBIw==\n"
"-----END PUBLIC KEY-----\n")
def test_convert_keys(self):
result = crypto.convert_from_sshrsa_to_pkcs8(self.k1)
self.assertEqual(result, self.k2)
def test_convert_failure(self):
self.assertRaises(exception.EncryptionFailure,
crypto.convert_from_sshrsa_to_pkcs8, '')
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