root / test / ganeti.utils.x509_unittest.py @ 601dfcbb
History | View | Annotate | Download (9 kB)
1 |
#!/usr/bin/python
|
---|---|
2 |
#
|
3 |
|
4 |
# Copyright (C) 2006, 2007, 2010, 2011 Google Inc.
|
5 |
#
|
6 |
# This program is free software; you can redistribute it and/or modify
|
7 |
# it under the terms of the GNU General Public License as published by
|
8 |
# the Free Software Foundation; either version 2 of the License, or
|
9 |
# (at your option) any later version.
|
10 |
#
|
11 |
# This program is distributed in the hope that it will be useful, but
|
12 |
# WITHOUT ANY WARRANTY; without even the implied warranty of
|
13 |
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
14 |
# General Public License for more details.
|
15 |
#
|
16 |
# You should have received a copy of the GNU General Public License
|
17 |
# along with this program; if not, write to the Free Software
|
18 |
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
|
19 |
# 02110-1301, USA.
|
20 |
|
21 |
|
22 |
"""Script for testing ganeti.utils.x509"""
|
23 |
|
24 |
import os |
25 |
import tempfile |
26 |
import unittest |
27 |
import shutil |
28 |
import time |
29 |
import OpenSSL |
30 |
import distutils.version |
31 |
import string |
32 |
|
33 |
from ganeti import constants |
34 |
from ganeti import utils |
35 |
from ganeti import compat |
36 |
from ganeti import errors |
37 |
|
38 |
import testutils |
39 |
|
40 |
|
41 |
class TestParseAsn1Generalizedtime(unittest.TestCase): |
42 |
def setUp(self): |
43 |
self._Parse = utils.x509._ParseAsn1Generalizedtime
|
44 |
|
45 |
def test(self): |
46 |
# UTC
|
47 |
self.assertEqual(self._Parse("19700101000000Z"), 0) |
48 |
self.assertEqual(self._Parse("20100222174152Z"), 1266860512) |
49 |
self.assertEqual(self._Parse("20380119031407Z"), (2**31) - 1) |
50 |
|
51 |
# With offset
|
52 |
self.assertEqual(self._Parse("20100222174152+0000"), 1266860512) |
53 |
self.assertEqual(self._Parse("20100223131652+0000"), 1266931012) |
54 |
self.assertEqual(self._Parse("20100223051808-0800"), 1266931088) |
55 |
self.assertEqual(self._Parse("20100224002135+1100"), 1266931295) |
56 |
self.assertEqual(self._Parse("19700101000000-0100"), 3600) |
57 |
|
58 |
# Leap seconds are not supported by datetime.datetime
|
59 |
self.assertRaises(ValueError, self._Parse, "19841231235960+0000") |
60 |
self.assertRaises(ValueError, self._Parse, "19920630235960+0000") |
61 |
|
62 |
# Errors
|
63 |
self.assertRaises(ValueError, self._Parse, "") |
64 |
self.assertRaises(ValueError, self._Parse, "invalid") |
65 |
self.assertRaises(ValueError, self._Parse, "20100222174152") |
66 |
self.assertRaises(ValueError, self._Parse, "Mon Feb 22 17:47:02 UTC 2010") |
67 |
self.assertRaises(ValueError, self._Parse, "2010-02-22 17:42:02") |
68 |
|
69 |
|
70 |
class TestGetX509CertValidity(testutils.GanetiTestCase): |
71 |
def setUp(self): |
72 |
testutils.GanetiTestCase.setUp(self)
|
73 |
|
74 |
pyopenssl_version = distutils.version.LooseVersion(OpenSSL.__version__) |
75 |
|
76 |
# Test whether we have pyOpenSSL 0.7 or above
|
77 |
self.pyopenssl0_7 = (pyopenssl_version >= "0.7") |
78 |
|
79 |
if not self.pyopenssl0_7: |
80 |
warnings.warn("This test requires pyOpenSSL 0.7 or above to"
|
81 |
" function correctly")
|
82 |
|
83 |
def _LoadCert(self, name): |
84 |
return OpenSSL.crypto.load_certificate(OpenSSL.crypto.FILETYPE_PEM,
|
85 |
self._ReadTestData(name))
|
86 |
|
87 |
def test(self): |
88 |
validity = utils.GetX509CertValidity(self._LoadCert("cert1.pem")) |
89 |
if self.pyopenssl0_7: |
90 |
self.assertEqual(validity, (1266919967, 1267524767)) |
91 |
else:
|
92 |
self.assertEqual(validity, (None, None)) |
93 |
|
94 |
|
95 |
class TestSignX509Certificate(unittest.TestCase): |
96 |
KEY = "My private key!"
|
97 |
KEY_OTHER = "Another key"
|
98 |
|
99 |
def test(self): |
100 |
# Generate certificate valid for 5 minutes
|
101 |
(_, cert_pem) = utils.GenerateSelfSignedX509Cert(None, 300) |
102 |
|
103 |
cert = OpenSSL.crypto.load_certificate(OpenSSL.crypto.FILETYPE_PEM, |
104 |
cert_pem) |
105 |
|
106 |
# No signature at all
|
107 |
self.assertRaises(errors.GenericError,
|
108 |
utils.LoadSignedX509Certificate, cert_pem, self.KEY)
|
109 |
|
110 |
# Invalid input
|
111 |
self.assertRaises(errors.GenericError, utils.LoadSignedX509Certificate,
|
112 |
"", self.KEY) |
113 |
self.assertRaises(errors.GenericError, utils.LoadSignedX509Certificate,
|
114 |
"X-Ganeti-Signature: \n", self.KEY) |
115 |
self.assertRaises(errors.GenericError, utils.LoadSignedX509Certificate,
|
116 |
"X-Ganeti-Sign: $1234$abcdef\n", self.KEY) |
117 |
self.assertRaises(errors.GenericError, utils.LoadSignedX509Certificate,
|
118 |
"X-Ganeti-Signature: $1234567890$abcdef\n", self.KEY) |
119 |
self.assertRaises(errors.GenericError, utils.LoadSignedX509Certificate,
|
120 |
"X-Ganeti-Signature: $1234$abc\n\n" + cert_pem, self.KEY) |
121 |
|
122 |
# Invalid salt
|
123 |
for salt in list("-_@$,:;/\\ \t\n"): |
124 |
self.assertRaises(errors.GenericError, utils.SignX509Certificate,
|
125 |
cert_pem, self.KEY, "foo%sbar" % salt) |
126 |
|
127 |
for salt in ["HelloWorld", "salt", string.letters, string.digits, |
128 |
utils.GenerateSecret(numbytes=4),
|
129 |
utils.GenerateSecret(numbytes=16),
|
130 |
"{123:456}".encode("hex")]: |
131 |
signed_pem = utils.SignX509Certificate(cert, self.KEY, salt)
|
132 |
|
133 |
self._Check(cert, salt, signed_pem)
|
134 |
|
135 |
self._Check(cert, salt, "X-Another-Header: with a value\n" + signed_pem) |
136 |
self._Check(cert, salt, (10 * "Hello World!\n") + signed_pem) |
137 |
self._Check(cert, salt, (signed_pem + "\n\na few more\n" |
138 |
"lines----\n------ at\nthe end!"))
|
139 |
|
140 |
def _Check(self, cert, salt, pem): |
141 |
(cert2, salt2) = utils.LoadSignedX509Certificate(pem, self.KEY)
|
142 |
self.assertEqual(salt, salt2)
|
143 |
self.assertEqual(cert.digest("sha1"), cert2.digest("sha1")) |
144 |
|
145 |
# Other key
|
146 |
self.assertRaises(errors.GenericError, utils.LoadSignedX509Certificate,
|
147 |
pem, self.KEY_OTHER)
|
148 |
|
149 |
|
150 |
class TestCertVerification(testutils.GanetiTestCase): |
151 |
def setUp(self): |
152 |
testutils.GanetiTestCase.setUp(self)
|
153 |
|
154 |
self.tmpdir = tempfile.mkdtemp()
|
155 |
|
156 |
def tearDown(self): |
157 |
shutil.rmtree(self.tmpdir)
|
158 |
|
159 |
def testVerifyCertificate(self): |
160 |
cert_pem = utils.ReadFile(self._TestDataFilename("cert1.pem")) |
161 |
cert = OpenSSL.crypto.load_certificate(OpenSSL.crypto.FILETYPE_PEM, |
162 |
cert_pem) |
163 |
|
164 |
# Not checking return value as this certificate is expired
|
165 |
utils.VerifyX509Certificate(cert, 30, 7) |
166 |
|
167 |
|
168 |
class TestVerifyCertificateInner(unittest.TestCase): |
169 |
def test(self): |
170 |
vci = utils.x509._VerifyCertificateInner |
171 |
|
172 |
# Valid
|
173 |
self.assertEqual(vci(False, 1263916313, 1298476313, 1266940313, 30, 7), |
174 |
(None, None)) |
175 |
|
176 |
# Not yet valid
|
177 |
(errcode, msg) = vci(False, 1266507600, 1267544400, 1266075600, 30, 7) |
178 |
self.assertEqual(errcode, utils.CERT_WARNING)
|
179 |
|
180 |
# Expiring soon
|
181 |
(errcode, msg) = vci(False, 1266507600, 1267544400, 1266939600, 30, 7) |
182 |
self.assertEqual(errcode, utils.CERT_ERROR)
|
183 |
|
184 |
(errcode, msg) = vci(False, 1266507600, 1267544400, 1266939600, 30, 1) |
185 |
self.assertEqual(errcode, utils.CERT_WARNING)
|
186 |
|
187 |
(errcode, msg) = vci(False, 1266507600, None, 1266939600, 30, 7) |
188 |
self.assertEqual(errcode, None) |
189 |
|
190 |
# Expired
|
191 |
(errcode, msg) = vci(True, 1266507600, 1267544400, 1266939600, 30, 7) |
192 |
self.assertEqual(errcode, utils.CERT_ERROR)
|
193 |
|
194 |
(errcode, msg) = vci(True, None, 1267544400, 1266939600, 30, 7) |
195 |
self.assertEqual(errcode, utils.CERT_ERROR)
|
196 |
|
197 |
(errcode, msg) = vci(True, 1266507600, None, 1266939600, 30, 7) |
198 |
self.assertEqual(errcode, utils.CERT_ERROR)
|
199 |
|
200 |
(errcode, msg) = vci(True, None, None, 1266939600, 30, 7) |
201 |
self.assertEqual(errcode, utils.CERT_ERROR)
|
202 |
|
203 |
|
204 |
class TestGenerateSelfSignedX509Cert(unittest.TestCase): |
205 |
def setUp(self): |
206 |
self.tmpdir = tempfile.mkdtemp()
|
207 |
|
208 |
def tearDown(self): |
209 |
shutil.rmtree(self.tmpdir)
|
210 |
|
211 |
def _checkRsaPrivateKey(self, key): |
212 |
lines = key.splitlines() |
213 |
return (("-----BEGIN RSA PRIVATE KEY-----" in lines and |
214 |
"-----END RSA PRIVATE KEY-----" in lines) or |
215 |
("-----BEGIN PRIVATE KEY-----" in lines and |
216 |
"-----END PRIVATE KEY-----" in lines)) |
217 |
|
218 |
def _checkCertificate(self, cert): |
219 |
lines = cert.splitlines() |
220 |
return ("-----BEGIN CERTIFICATE-----" in lines and |
221 |
"-----END CERTIFICATE-----" in lines) |
222 |
|
223 |
def test(self): |
224 |
for common_name in [None, ".", "Ganeti", "node1.example.com"]: |
225 |
(key_pem, cert_pem) = utils.GenerateSelfSignedX509Cert(common_name, 300)
|
226 |
self._checkRsaPrivateKey(key_pem)
|
227 |
self._checkCertificate(cert_pem)
|
228 |
|
229 |
key = OpenSSL.crypto.load_privatekey(OpenSSL.crypto.FILETYPE_PEM, |
230 |
key_pem) |
231 |
self.assert_(key.bits() >= 1024) |
232 |
self.assertEqual(key.bits(), constants.RSA_KEY_BITS)
|
233 |
self.assertEqual(key.type(), OpenSSL.crypto.TYPE_RSA)
|
234 |
|
235 |
x509 = OpenSSL.crypto.load_certificate(OpenSSL.crypto.FILETYPE_PEM, |
236 |
cert_pem) |
237 |
self.failIf(x509.has_expired())
|
238 |
self.assertEqual(x509.get_issuer().CN, common_name)
|
239 |
self.assertEqual(x509.get_subject().CN, common_name)
|
240 |
self.assertEqual(x509.get_pubkey().bits(), constants.RSA_KEY_BITS)
|
241 |
|
242 |
def testLegacy(self): |
243 |
cert1_filename = os.path.join(self.tmpdir, "cert1.pem") |
244 |
|
245 |
utils.GenerateSelfSignedSslCert(cert1_filename, validity=1)
|
246 |
|
247 |
cert1 = utils.ReadFile(cert1_filename) |
248 |
|
249 |
self.assert_(self._checkRsaPrivateKey(cert1)) |
250 |
self.assert_(self._checkCertificate(cert1)) |
251 |
|
252 |
|
253 |
if __name__ == "__main__": |
254 |
testutils.GanetiTestProgram() |