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# Copyright (C) Jean-Paul Calderone 2008, All rights reserved
"""
Unit tests for L{OpenSSL.crypto}.
"""
from unittest import main
import os, re
from os import popen2
from datetime import datetime, timedelta
from OpenSSL.crypto import TYPE_RSA, TYPE_DSA, Error, PKey, PKeyType
from OpenSSL.crypto import X509, X509Type, X509Name, X509NameType
from OpenSSL.crypto import X509Req, X509ReqType
from OpenSSL.crypto import X509Extension, X509ExtensionType
from OpenSSL.crypto import load_certificate, load_privatekey
from OpenSSL.crypto import FILETYPE_PEM, FILETYPE_ASN1, FILETYPE_TEXT
from OpenSSL.crypto import dump_certificate, load_certificate_request
from OpenSSL.crypto import dump_certificate_request, dump_privatekey
from OpenSSL.crypto import PKCS7Type, load_pkcs7_data
from OpenSSL.crypto import PKCS12Type, load_pkcs12, PKCS12
from OpenSSL.crypto import NetscapeSPKI, NetscapeSPKIType
from OpenSSL.test.util import TestCase
root_cert_pem = """-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----
"""
root_key_pem = """-----BEGIN RSA PRIVATE KEY-----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-----END RSA PRIVATE KEY-----
"""
server_cert_pem = """-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----
"""
server_key_pem = """-----BEGIN RSA PRIVATE KEY-----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-----END RSA PRIVATE KEY-----
"""
client_cert_pem = """-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----
"""
client_key_pem = """-----BEGIN RSA PRIVATE KEY-----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-----END RSA PRIVATE KEY-----
"""
cleartextCertificatePEM = """-----BEGIN CERTIFICATE-----
MIIC7TCCAlagAwIBAgIIPQzE4MbeufQwDQYJKoZIhvcNAQEFBQAwWDELMAkGA1UE
BhMCVVMxCzAJBgNVBAgTAklMMRAwDgYDVQQHEwdDaGljYWdvMRAwDgYDVQQKEwdU
ZXN0aW5nMRgwFgYDVQQDEw9UZXN0aW5nIFJvb3QgQ0EwIhgPMjAwOTAzMjUxMjM2
NThaGA8yMDE3MDYxMTEyMzY1OFowWDELMAkGA1UEBhMCVVMxCzAJBgNVBAgTAklM
MRAwDgYDVQQHEwdDaGljYWdvMRAwDgYDVQQKEwdUZXN0aW5nMRgwFgYDVQQDEw9U
ZXN0aW5nIFJvb3QgQ0EwgZ8wDQYJKoZIhvcNAQEBBQADgY0AMIGJAoGBAPmaQumL
urpE527uSEHdL1pqcDRmWzu+98Y6YHzT/J7KWEamyMCNZ6fRW1JCR782UQ8a07fy
2xXsKy4WdKaxyG8CcatwmXvpvRQ44dSANMihHELpANTdyVp6DCysED6wkQFurHlF
1dshEaJw8b/ypDhmbVIo6Ci1xvCJqivbLFnbAgMBAAGjgbswgbgwHQYDVR0OBBYE
FINVdy1eIfFJDAkk51QJEo3IfgSuMIGIBgNVHSMEgYAwfoAUg1V3LV4h8UkMCSTn
VAkSjch+BK6hXKRaMFgxCzAJBgNVBAYTAlVTMQswCQYDVQQIEwJJTDEQMA4GA1UE
BxMHQ2hpY2FnbzEQMA4GA1UEChMHVGVzdGluZzEYMBYGA1UEAxMPVGVzdGluZyBS
b290IENBggg9DMTgxt659DAMBgNVHRMEBTADAQH/MA0GCSqGSIb3DQEBBQUAA4GB
AGGCDazMJGoWNBpc03u6+smc95dEead2KlZXBATOdFT1VesY3+nUOqZhEhTGlDMi
hkgaZnzoIq/Uamidegk4hirsCT/R+6vsKAAxNTcBjUeZjlykCJWy5ojShGftXIKY
w/njVbKMXrvc83qmTdGl3TAM0fxQIpqgcglFLveEBgzn
-----END CERTIFICATE-----
"""
cleartextPrivateKeyPEM = """-----BEGIN RSA PRIVATE KEY-----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-----END RSA PRIVATE KEY-----
"""
cleartextCertificateRequestPEM = (
"-----BEGIN CERTIFICATE REQUEST-----\n"
"MIIBnjCCAQcCAQAwXjELMAkGA1UEBhMCVVMxCzAJBgNVBAgTAklMMRAwDgYDVQQH\n"
"EwdDaGljYWdvMRcwFQYDVQQKEw5NeSBDb21wYW55IEx0ZDEXMBUGA1UEAxMORnJl\n"
"ZGVyaWNrIERlYW4wgZ8wDQYJKoZIhvcNAQEBBQADgY0AMIGJAoGBANp6Y17WzKSw\n"
"BsUWkXdqg6tnXy8H8hA1msCMWpc+/2KJ4mbv5NyD6UD+/SqagQqulPbF/DFea9nA\n"
"E0zhmHJELcM8gUTIlXv/cgDWnmK4xj8YkjVUiCdqKRAKeuzLG1pGmwwF5lGeJpXN\n"
"xQn5ecR0UYSOWj6TTGXB9VyUMQzCClcBAgMBAAGgADANBgkqhkiG9w0BAQUFAAOB\n"
"gQAAJGuF/R/GGbeC7FbFW+aJgr9ee0Xbl6nlhu7pTe67k+iiKT2dsl2ti68MVTnu\n"
"Vrb3HUNqOkiwsJf6kCtq5oPn3QVYzTa76Dt2y3Rtzv6boRSlmlfrgS92GNma8JfR\n"
"oICQk3nAudi6zl1Dix3BCv1pUp5KMtGn3MeDEi6QFGy2rA==\n"
"-----END CERTIFICATE REQUEST-----\n")
encryptedPrivateKeyPEM = """-----BEGIN RSA PRIVATE KEY-----
Proc-Type: 4,ENCRYPTED
DEK-Info: DES-EDE3-CBC,9573604A18579E9E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-----END RSA PRIVATE KEY-----
"""
encryptedPrivateKeyPEMPassphrase = "foobar"
# Some PKCS#7 stuff. Generated with the openssl command line:
#
# openssl crl2pkcs7 -inform pem -outform pem -certfile s.pem -nocrl
#
# with a certificate and key (but the key should be irrelevant) in s.pem
pkcs7Data = """\
-----BEGIN PKCS7-----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-----END PKCS7-----
"""
class X509ExtTests(TestCase):
"""
Tests for L{OpenSSL.crypto.X509Extension}.
"""
def setUp(self):
"""
Create a new private key and start a certificate request (for a test
method to finish in one way or another).
"""
# Basic setup stuff to generate a certificate
self.pkey = PKey()
self.pkey.generate_key(TYPE_RSA, 384)
self.req = X509Req()
self.req.set_pubkey(self.pkey)
# Authority good you have.
self.req.get_subject().commonName = "Yoda root CA"
self.x509 = X509()
self.subject = self.x509.get_subject()
self.subject.commonName = self.req.get_subject().commonName
self.x509.set_issuer(self.subject)
self.x509.set_pubkey(self.pkey)
now = datetime.now().strftime("%Y%m%d%H%M%SZ")
expire = (datetime.now() + timedelta(days=100)).strftime("%Y%m%d%H%M%SZ")
self.x509.set_notBefore(now)
self.x509.set_notAfter(expire)
def test_type(self):
"""
L{X509Extension} and L{X509ExtensionType} refer to the same type object
and can be used to create instances of that type.
"""
self.assertIdentical(X509Extension, X509ExtensionType)
self.assertConsistentType(
X509Extension, 'X509Extension', 'basicConstraints', True, 'CA:true')
def test_construction(self):
"""
L{X509Extension} accepts an extension type name, a critical flag,
and an extension value and returns an L{X509ExtensionType} instance.
"""
basic = X509Extension('basicConstraints', True, 'CA:true')
self.assertTrue(
isinstance(basic, X509ExtensionType),
"%r is of type %r, should be %r" % (
basic, type(basic), X509ExtensionType))
comment = X509Extension('nsComment', False, 'pyOpenSSL unit test')
self.assertTrue(
isinstance(comment, X509ExtensionType),
"%r is of type %r, should be %r" % (
comment, type(comment), X509ExtensionType))
def test_invalid_extension(self):
"""
L{X509Extension} raises something if it is passed a bad extension
name or value.
"""
self.assertRaises(
Error, X509Extension, 'thisIsMadeUp', False, 'hi')
self.assertRaises(
Error, X509Extension, 'basicConstraints', False, 'blah blah')
# Exercise a weird one (an extension which uses the r2i method). This
# exercises the codepath that requires a non-NULL ctx to be passed to
# X509V3_EXT_nconf. It can't work now because we provide no
# configuration database. It might be made to work in the future.
self.assertRaises(
Error, X509Extension, 'proxyCertInfo', True,
'language:id-ppl-anyLanguage,pathlen:1,policy:text:AB')
def test_get_critical(self):
"""
L{X509ExtensionType.get_critical} returns the value of the
extension's critical flag.
"""
ext = X509Extension('basicConstraints', True, 'CA:true')
self.assertTrue(ext.get_critical())
ext = X509Extension('basicConstraints', False, 'CA:true')
self.assertFalse(ext.get_critical())
def test_get_short_name(self):
"""
L{X509ExtensionType.get_short_name} returns a string giving the short
type name of the extension.
"""
ext = X509Extension('basicConstraints', True, 'CA:true')
self.assertEqual(ext.get_short_name(), 'basicConstraints')
ext = X509Extension('nsComment', True, 'foo bar')
self.assertEqual(ext.get_short_name(), 'nsComment')
def test_unused_subject(self):
"""
The C{subject} parameter to L{X509Extension} may be provided for an
extension which does not use it and is ignored in this case.
"""
ext1 = X509Extension('basicConstraints', False, 'CA:TRUE', subject=self.x509)
self.x509.add_extensions([ext1])
self.x509.sign(self.pkey, 'sha1')
# This is a little lame. Can we think of a better way?
text = dump_certificate(FILETYPE_TEXT, self.x509)
self.assertTrue('X509v3 Basic Constraints:' in text)
self.assertTrue('CA:TRUE' in text)
def test_subject(self):
"""
If an extension requires a subject, the C{subject} parameter to
L{X509Extension} provides its value.
"""
ext3 = X509Extension('subjectKeyIdentifier', False, 'hash', subject=self.x509)
self.x509.add_extensions([ext3])
self.x509.sign(self.pkey, 'sha1')
text = dump_certificate(FILETYPE_TEXT, self.x509)
self.assertTrue('X509v3 Subject Key Identifier:' in text)
def test_missing_subject(self):
"""
If an extension requires a subject and the C{subject} parameter is
given no value, something happens.
"""
self.assertRaises(
Error, X509Extension, 'subjectKeyIdentifier', False, 'hash')
def test_invalid_subject(self):
"""
If the C{subject} parameter is given a value which is not an L{X509}
instance, L{TypeError} is raised.
"""
for badObj in [True, object(), "hello", [], self]:
self.assertRaises(
TypeError,
X509Extension,
'basicConstraints', False, 'CA:TRUE', subject=badObj)
def test_unused_issuer(self):
"""
The C{issuer} parameter to L{X509Extension} may be provided for an
extension which does not use it and is ignored in this case.
"""
ext1 = X509Extension('basicConstraints', False, 'CA:TRUE', issuer=self.x509)
self.x509.add_extensions([ext1])
self.x509.sign(self.pkey, 'sha1')
text = dump_certificate(FILETYPE_TEXT, self.x509)
self.assertTrue('X509v3 Basic Constraints:' in text)
self.assertTrue('CA:TRUE' in text)
def test_issuer(self):
"""
If an extension requires a issuer, the C{issuer} parameter to
L{X509Extension} provides its value.
"""
ext2 = X509Extension(
'authorityKeyIdentifier', False, 'issuer:always',
issuer=self.x509)
self.x509.add_extensions([ext2])
self.x509.sign(self.pkey, 'sha1')
text = dump_certificate(FILETYPE_TEXT, self.x509)
self.assertTrue('X509v3 Authority Key Identifier:' in text)
self.assertTrue('DirName:/CN=Yoda root CA' in text)
def test_missing_issuer(self):
"""
If an extension requires an issue and the C{issuer} parameter is given
no value, something happens.
"""
self.assertRaises(
Error,
X509Extension,
'authorityKeyIdentifier', False, 'keyid:always,issuer:always')
def test_invalid_issuer(self):
"""
If the C{issuer} parameter is given a value which is not an L{X509}
instance, L{TypeError} is raised.
"""
for badObj in [True, object(), "hello", [], self]:
self.assertRaises(
TypeError,
X509Extension,
'authorityKeyIdentifier', False, 'keyid:always,issuer:always',
issuer=badObj)
class PKeyTests(TestCase):
"""
Unit tests for L{OpenSSL.crypto.PKey}.
"""
def test_type(self):
"""
L{PKey} and L{PKeyType} refer to the same type object and can be used
to create instances of that type.
"""
self.assertIdentical(PKey, PKeyType)
self.assertConsistentType(PKey, 'PKey')
def test_construction(self):
"""
L{PKey} takes no arguments and returns a new L{PKey} instance.
"""
self.assertRaises(TypeError, PKey, None)
key = PKey()
self.assertTrue(
isinstance(key, PKeyType),
"%r is of type %r, should be %r" % (key, type(key), PKeyType))
def test_pregeneration(self):
"""
L{PKeyType.bits} and L{PKeyType.type} return C{0} before the key is
generated.
"""
key = PKey()
self.assertEqual(key.type(), 0)
self.assertEqual(key.bits(), 0)
def test_failedGeneration(self):
"""
L{PKeyType.generate_key} takes two arguments, the first giving the key
type as one of L{TYPE_RSA} or L{TYPE_DSA} and the second giving the
number of bits to generate. If an invalid type is specified or
generation fails, L{Error} is raised. If an invalid number of bits is
specified, L{ValueError} or L{Error} is raised.
"""
key = PKey()
self.assertRaises(TypeError, key.generate_key)
self.assertRaises(TypeError, key.generate_key, 1, 2, 3)
self.assertRaises(TypeError, key.generate_key, "foo", "bar")
self.assertRaises(Error, key.generate_key, -1, 0)
self.assertRaises(ValueError, key.generate_key, TYPE_RSA, -1)
self.assertRaises(ValueError, key.generate_key, TYPE_RSA, 0)
# XXX RSA generation for small values of bits is fairly buggy in a wide
# range of OpenSSL versions. I need to figure out what the safe lower
# bound for a reasonable number of OpenSSL versions is and explicitly
# check for that in the wrapper. The failure behavior is typically an
# infinite loop inside OpenSSL.
# self.assertRaises(Error, key.generate_key, TYPE_RSA, 2)
# XXX DSA generation seems happy with any number of bits. The DSS
# says bits must be between 512 and 1024 inclusive. OpenSSL's DSA
# generator doesn't seem to care about the upper limit at all. For
# the lower limit, it uses 512 if anything smaller is specified.
# So, it doesn't seem possible to make generate_key fail for
# TYPE_DSA with a bits argument which is at least an int.
# self.assertRaises(Error, key.generate_key, TYPE_DSA, -7)
def test_rsaGeneration(self):
"""
L{PKeyType.generate_key} generates an RSA key when passed
L{TYPE_RSA} as a type and a reasonable number of bits.
"""
bits = 128
key = PKey()
key.generate_key(TYPE_RSA, bits)
self.assertEqual(key.type(), TYPE_RSA)
self.assertEqual(key.bits(), bits)
def test_dsaGeneration(self):
"""
L{PKeyType.generate_key} generates a DSA key when passed
L{TYPE_DSA} as a type and a reasonable number of bits.
"""
# 512 is a magic number. The DSS (Digital Signature Standard)
# allows a minimum of 512 bits for DSA. DSA_generate_parameters
# will silently promote any value below 512 to 512.
bits = 512
key = PKey()
key.generate_key(TYPE_DSA, bits)
self.assertEqual(key.type(), TYPE_DSA)
self.assertEqual(key.bits(), bits)
def test_regeneration(self):
"""
L{PKeyType.generate_key} can be called multiple times on the same
key to generate new keys.
"""
key = PKey()
for type, bits in [(TYPE_RSA, 512), (TYPE_DSA, 576)]:
key.generate_key(type, bits)
self.assertEqual(key.type(), type)
self.assertEqual(key.bits(), bits)
class X509NameTests(TestCase):
"""
Unit tests for L{OpenSSL.crypto.X509Name}.
"""
def _x509name(self, **attrs):
# XXX There's no other way to get a new X509Name yet.
name = X509().get_subject()
attrs = attrs.items()
# Make the order stable - order matters!
attrs.sort(lambda (k1, v1), (k2, v2): cmp(v1, v2))
for k, v in attrs:
setattr(name, k, v)
return name
def test_type(self):
"""
The type of X509Name objects is L{X509NameType}.
"""
self.assertIdentical(X509Name, X509NameType)
self.assertEqual(X509NameType.__name__, 'X509Name')
self.assertTrue(isinstance(X509NameType, type))
name = self._x509name()
self.assertTrue(
isinstance(name, X509NameType),
"%r is of type %r, should be %r" % (
name, type(name), X509NameType))
def test_attributes(self):
"""
L{X509NameType} instances have attributes for each standard (?)
X509Name field.
"""
name = self._x509name()
name.commonName = "foo"
self.assertEqual(name.commonName, "foo")
self.assertEqual(name.CN, "foo")
name.CN = "baz"
self.assertEqual(name.commonName, "baz")
self.assertEqual(name.CN, "baz")
name.commonName = "bar"
self.assertEqual(name.commonName, "bar")
self.assertEqual(name.CN, "bar")
name.CN = "quux"
self.assertEqual(name.commonName, "quux")
self.assertEqual(name.CN, "quux")
def test_copy(self):
"""
L{X509Name} creates a new L{X509NameType} instance with all the same
attributes as an existing L{X509NameType} instance when called with
one.
"""
name = self._x509name(commonName="foo", emailAddress="bar@example.com")
copy = X509Name(name)
self.assertEqual(copy.commonName, "foo")
self.assertEqual(copy.emailAddress, "bar@example.com")
# Mutate the copy and ensure the original is unmodified.
copy.commonName = "baz"
self.assertEqual(name.commonName, "foo")
# Mutate the original and ensure the copy is unmodified.
name.emailAddress = "quux@example.com"
self.assertEqual(copy.emailAddress, "bar@example.com")
def test_repr(self):
"""
L{repr} passed an L{X509NameType} instance should return a string
containing a description of the type and the NIDs which have been set
on it.
"""
name = self._x509name(commonName="foo", emailAddress="bar")
self.assertEqual(
repr(name),
"<X509Name object '/emailAddress=bar/CN=foo'>")
def test_comparison(self):
"""
L{X509NameType} instances should compare based on their NIDs.
"""
def _equality(a, b, assertTrue, assertFalse):
assertTrue(a == b, "(%r == %r) --> False" % (a, b))
assertFalse(a != b)
assertTrue(b == a)
assertFalse(b != a)
def assertEqual(a, b):
_equality(a, b, self.assertTrue, self.assertFalse)
# Instances compare equal to themselves.
name = self._x509name()
assertEqual(name, name)
# Empty instances should compare equal to each other.
assertEqual(self._x509name(), self._x509name())
# Instances with equal NIDs should compare equal to each other.
assertEqual(self._x509name(commonName="foo"),
self._x509name(commonName="foo"))
# Instance with equal NIDs set using different aliases should compare
# equal to each other.
assertEqual(self._x509name(commonName="foo"),
self._x509name(CN="foo"))
# Instances with more than one NID with the same values should compare
# equal to each other.
assertEqual(self._x509name(CN="foo", organizationalUnitName="bar"),
self._x509name(commonName="foo", OU="bar"))
def assertNotEqual(a, b):
_equality(a, b, self.assertFalse, self.assertTrue)
# Instances with different values for the same NID should not compare
# equal to each other.
assertNotEqual(self._x509name(CN="foo"),
self._x509name(CN="bar"))
# Instances with different NIDs should not compare equal to each other.
assertNotEqual(self._x509name(CN="foo"),
self._x509name(OU="foo"))
def _inequality(a, b, assertTrue, assertFalse):
assertTrue(a < b)
assertTrue(a <= b)
assertTrue(b > a)
assertTrue(b >= a)
assertFalse(a > b)
assertFalse(a >= b)
assertFalse(b < a)
assertFalse(b <= a)
def assertLessThan(a, b):
_inequality(a, b, self.assertTrue, self.assertFalse)
# An X509Name with a NID with a value which sorts less than the value
# of the same NID on another X509Name compares less than the other
# X509Name.
assertLessThan(self._x509name(CN="abc"),
self._x509name(CN="def"))
def assertGreaterThan(a, b):
_inequality(a, b, self.assertFalse, self.assertTrue)
# An X509Name with a NID with a value which sorts greater than the
# value of the same NID on another X509Name compares greater than the
# other X509Name.
assertGreaterThan(self._x509name(CN="def"),
self._x509name(CN="abc"))
def test_hash(self):
"""
L{X509Name.hash} returns an integer hash based on the value of the
name.
"""
a = self._x509name(CN="foo")
b = self._x509name(CN="foo")
self.assertEqual(a.hash(), b.hash())
a.CN = "bar"
self.assertNotEqual(a.hash(), b.hash())
def test_der(self):
"""
L{X509Name.der} returns the DER encoded form of the name.
"""
a = self._x509name(CN="foo", C="US")
self.assertEqual(
a.der(),
'0\x1b1\x0b0\t\x06\x03U\x04\x06\x13\x02US'
'1\x0c0\n\x06\x03U\x04\x03\x13\x03foo')
def test_get_components(self):
"""
L{X509Name.get_components} returns a C{list} of two-tuples of C{str}
giving the NIDs and associated values which make up the name.
"""
a = self._x509name()
self.assertEqual(a.get_components(), [])
a.CN = "foo"
self.assertEqual(a.get_components(), [("CN", "foo")])
a.organizationalUnitName = "bar"
self.assertEqual(
a.get_components(),
[("CN", "foo"), ("OU", "bar")])
class _PKeyInteractionTestsMixin:
"""
Tests which involve another thing and a PKey.
"""
def signable(self):
"""
Return something with a C{set_pubkey}, C{set_pubkey}, and C{sign} method.
"""
raise NotImplementedError()
def test_signWithUngenerated(self):
"""
L{X509Req.sign} raises L{ValueError} when pass a L{PKey} with no parts.
"""
request = self.signable()
key = PKey()
self.assertRaises(ValueError, request.sign, key, 'MD5')
def test_signWithPublicKey(self):
"""
L{X509Req.sign} raises L{ValueError} when pass a L{PKey} with no
private part as the signing key.
"""
request = self.signable()
key = PKey()
key.generate_key(TYPE_RSA, 512)
request.set_pubkey(key)
pub = request.get_pubkey()
self.assertRaises(ValueError, request.sign, pub, 'MD5')
class X509ReqTests(TestCase, _PKeyInteractionTestsMixin):
"""
Tests for L{OpenSSL.crypto.X509Req}.
"""
def signable(self):
"""
Create and return a new L{X509Req}.
"""
return X509Req()
def test_type(self):
"""
L{X509Req} and L{X509ReqType} refer to the same type object and can be
used to create instances of that type.
"""
self.assertIdentical(X509Req, X509ReqType)
self.assertConsistentType(X509Req, 'X509Req')
def test_construction(self):
"""
L{X509Req} takes no arguments and returns an L{X509ReqType} instance.
"""
request = X509Req()
self.assertTrue(
isinstance(request, X509ReqType),
"%r is of type %r, should be %r" % (request, type(request), X509ReqType))
def test_version(self):
"""
L{X509ReqType.set_version} sets the X.509 version of the certificate
request. L{X509ReqType.get_version} returns the X.509 version of
the certificate request. The initial value of the version is 0.
"""
request = X509Req()
self.assertEqual(request.get_version(), 0)
request.set_version(1)
self.assertEqual(request.get_version(), 1)
request.set_version(3)
self.assertEqual(request.get_version(), 3)
def test_get_subject(self):
"""
L{X509ReqType.get_subject} returns an L{X509Name} for the subject of
the request and which is valid even after the request object is
otherwise dead.
"""
request = X509Req()
subject = request.get_subject()
self.assertTrue(
isinstance(subject, X509NameType),
"%r is of type %r, should be %r" % (subject, type(subject), X509NameType))
subject.commonName = "foo"
self.assertEqual(request.get_subject().commonName, "foo")
del request
subject.commonName = "bar"
self.assertEqual(subject.commonName, "bar")
class X509Tests(TestCase, _PKeyInteractionTestsMixin):
"""
Tests for L{OpenSSL.crypto.X509}.
"""
pemData = cleartextCertificatePEM + cleartextPrivateKeyPEM
def signable(self):
"""
Create and return a new L{X509}.
"""
return X509()
def test_type(self):
"""
L{X509} and L{X509Type} refer to the same type object and can be used
to create instances of that type.
"""
self.assertIdentical(X509, X509Type)
self.assertConsistentType(X509, 'X509')
def test_construction(self):
"""
L{X509} takes no arguments and returns an instance of L{X509Type}.
"""
certificate = X509()
self.assertTrue(
isinstance(certificate, X509Type),
"%r is of type %r, should be %r" % (certificate,
type(certificate),
X509Type))
self.assertEqual(type(X509Type).__name__, 'type')
self.assertEqual(type(certificate).__name__, 'X509')
self.assertEqual(type(certificate), X509Type)
self.assertEqual(type(certificate), X509)
def test_serial_number(self):
"""
The serial number of an L{X509Type} can be retrieved and modified with
L{X509Type.get_serial_number} and L{X509Type.set_serial_number}.
"""
certificate = X509()
self.assertRaises(TypeError, certificate.set_serial_number)
self.assertRaises(TypeError, certificate.set_serial_number, 1, 2)
self.assertRaises(TypeError, certificate.set_serial_number, "1")
self.assertRaises(TypeError, certificate.set_serial_number, 5.5)
self.assertEqual(certificate.get_serial_number(), 0)
certificate.set_serial_number(1)
self.assertEqual(certificate.get_serial_number(), 1)
certificate.set_serial_number(2 ** 32 + 1)
self.assertEqual(certificate.get_serial_number(), 2 ** 32 + 1)
certificate.set_serial_number(2 ** 64 + 1)
self.assertEqual(certificate.get_serial_number(), 2 ** 64 + 1)
certificate.set_serial_number(2 ** 128 + 1)
self.assertEqual(certificate.get_serial_number(), 2 ** 128 + 1)
def _setBoundTest(self, which):
"""
L{X509Type.set_notBefore} takes a string in the format of an ASN1
GENERALIZEDTIME and sets the beginning of the certificate's validity
period to it.
"""
certificate = X509()
set = getattr(certificate, 'set_not' + which)
get = getattr(certificate, 'get_not' + which)
# Starts with no value.
self.assertEqual(get(), None)
# GMT (Or is it UTC?) -exarkun
when = "20040203040506Z"
set(when)
self.assertEqual(get(), when)
# A plus two hours and thirty minutes offset
when = "20040203040506+0530"
set(when)
self.assertEqual(get(), when)
# A minus one hour fifteen minutes offset
when = "20040203040506-0115"
set(when)
self.assertEqual(get(), when)
# An invalid string results in a ValueError
self.assertRaises(ValueError, set, "foo bar")
def test_set_notBefore(self):
"""
L{X509Type.set_notBefore} takes a string in the format of an ASN1
GENERALIZEDTIME and sets the beginning of the certificate's validity
period to it.
"""
self._setBoundTest("Before")
def test_set_notAfter(self):
"""
L{X509Type.set_notAfter} takes a string in the format of an ASN1
GENERALIZEDTIME and sets the end of the certificate's validity period
to it.
"""
self._setBoundTest("After")
def test_get_notBefore(self):
"""
L{X509Type.get_notBefore} returns a string in the format of an ASN1
GENERALIZEDTIME even for certificates which store it as UTCTIME
internally.
"""
cert = load_certificate(FILETYPE_PEM, self.pemData)
self.assertEqual(cert.get_notBefore(), "20090325123658Z")
def test_get_notAfter(self):
"""
L{X509Type.get_notAfter} returns a string in the format of an ASN1
GENERALIZEDTIME even for certificates which store it as UTCTIME
internally.
"""
cert = load_certificate(FILETYPE_PEM, self.pemData)
self.assertEqual(cert.get_notAfter(), "20170611123658Z")
def test_digest(self):
"""
L{X509.digest} returns a string giving ":"-separated hex-encoded words
of the digest of the certificate.
"""
cert = X509()
self.assertEqual(
cert.digest("md5"),
"A8:EB:07:F8:53:25:0A:F2:56:05:C5:A5:C4:C4:C7:15")
class PKCS12Tests(TestCase):
"""
Test for L{OpenSSL.crypto.PKCS12} and L{OpenSSL.crypto.load_pkcs12}.
"""
pemData = cleartextCertificatePEM + cleartextPrivateKeyPEM
def test_type(self):
"""
L{PKCS12Type} is a type object.
"""
self.assertIdentical(PKCS12, PKCS12Type)
self.assertConsistentType(PKCS12, 'PKCS12')
def test_empty_construction(self):
"""
L{PKCS12} returns a new instance of L{PKCS12} with no certificate,
private key, CA certificates, or friendly name.
"""
p12 = PKCS12()
self.assertEqual(None, p12.get_certificate())
self.assertEqual(None, p12.get_privatekey())
self.assertEqual(None, p12.get_ca_certificates())
self.assertEqual(None, p12.get_friendlyname())
def test_type_errors(self):
"""
The L{PKCS12} setter functions (C{set_certificate}, C{set_privatekey},
C{set_ca_certificates}, and C{set_friendlyname}) raise L{TypeError}
when passed objects of types other than those expected.
"""
p12 = PKCS12()
self.assertRaises(TypeError, p12.set_certificate, 3)
self.assertRaises(TypeError, p12.set_certificate, PKey())
self.assertRaises(TypeError, p12.set_certificate, X509)
self.assertRaises(TypeError, p12.set_privatekey, 3)
self.assertRaises(TypeError, p12.set_privatekey, 'legbone')
self.assertRaises(TypeError, p12.set_privatekey, X509())
self.assertRaises(TypeError, p12.set_ca_certificates, 3)
self.assertRaises(TypeError, p12.set_ca_certificates, X509())
self.assertRaises(TypeError, p12.set_ca_certificates, (3, 4))
self.assertRaises(TypeError, p12.set_ca_certificates, ( PKey(), ))
self.assertRaises(TypeError, p12.set_friendlyname, 6)
self.assertRaises(TypeError, p12.set_friendlyname, ('foo', 'bar'))
def test_key_only(self):
"""
A L{PKCS12} with only a private key can be exported using
L{PKCS12.export} and loaded again using L{load_pkcs12}.
"""
passwd = 'blah'
p12 = PKCS12()
pkey = load_privatekey(FILETYPE_PEM, cleartextPrivateKeyPEM)
p12.set_privatekey(pkey)
self.assertEqual(None, p12.get_certificate())
self.assertEqual(pkey, p12.get_privatekey())
try:
dumped_p12 = p12.export(passphrase=passwd, iter=2, maciter=3)
except Error:
# Some versions of OpenSSL will throw an exception
# for this nearly useless PKCS12 we tried to generate:
# [('PKCS12 routines', 'PKCS12_create', 'invalid null argument')]
return
p12 = load_pkcs12(dumped_p12, passwd)
self.assertEqual(None, p12.get_ca_certificates())
self.assertEqual(None, p12.get_certificate())
# OpenSSL fails to bring the key back to us. So sad. Perhaps in the
# future this will be improved.
self.assertTrue(isinstance(p12.get_privatekey(), (PKey, type(None))))
def test_cert_only(self):
"""
A L{PKCS12} with only a certificate can be exported using
L{PKCS12.export} and loaded again using L{load_pkcs12}.
"""
passwd = 'blah'
p12 = PKCS12()
cert = load_certificate(FILETYPE_PEM, cleartextCertificatePEM)
p12.set_certificate(cert)
self.assertEqual(cert, p12.get_certificate())
self.assertEqual(None, p12.get_privatekey())
try:
dumped_p12 = p12.export(passphrase=passwd, iter=2, maciter=3)
except Error:
# Some versions of OpenSSL will throw an exception
# for this nearly useless PKCS12 we tried to generate:
# [('PKCS12 routines', 'PKCS12_create', 'invalid null argument')]
return
p12 = load_pkcs12(dumped_p12, passwd)
self.assertEqual(None, p12.get_privatekey())
# OpenSSL fails to bring the cert back to us. Groany mcgroan.
self.assertTrue(isinstance(p12.get_certificate(), (X509, type(None))))
# Oh ho. It puts the certificate into the ca certificates list, in
# fact. Totally bogus, I would think. Nevertheless, let's exploit
# that to check to see if it reconstructed the certificate we expected
# it to. At some point, hopefully this will change so that
# p12.get_certificate() is actually what returns the loaded
# certificate.
self.assertEqual(
cleartextCertificatePEM,
dump_certificate(FILETYPE_PEM, p12.get_ca_certificates()[0]))
def gen_pkcs12(self, cert_pem=None, key_pem=None, ca_pem=None, friendly_name=None):
"""
Generate a PKCS12 object with components from PEM. Verify that the set
functions return None.
"""
p12 = PKCS12()
if cert_pem:
ret = p12.set_certificate(load_certificate(FILETYPE_PEM, cert_pem))
self.assertEqual(ret, None)
if key_pem:
ret = p12.set_privatekey(load_privatekey(FILETYPE_PEM, key_pem))
self.assertEqual(ret, None)
if ca_pem:
ret = p12.set_ca_certificates((load_certificate(FILETYPE_PEM, ca_pem),))
self.assertEqual(ret, None)
if friendly_name:
ret = p12.set_friendlyname(friendly_name)
self.assertEqual(ret, None)
return p12
def check_recovery(self, p12_str, key=None, cert=None, ca=None, passwd='',
extra=()):
"""
Use openssl program to confirm three components are recoverable from a
PKCS12 string.
"""
if key:
recovered_key = _runopenssl(
p12_str, "pkcs12", '-nocerts', '-nodes', '-passin',
'pass:' + passwd, *extra)
self.assertEqual(recovered_key[-len(key):], key)
if cert:
recovered_cert = _runopenssl(
p12_str, "pkcs12", '-clcerts', '-nodes', '-passin',
'pass:' + passwd, '-nokeys', *extra)
self.assertEqual(recovered_cert[-len(cert):], cert)
if ca:
recovered_cert = _runopenssl(
p12_str, "pkcs12", '-cacerts', '-nodes', '-passin',
'pass:' + passwd, '-nokeys', *extra)
self.assertEqual(recovered_cert[-len(ca):], ca)
def test_load_pkcs12(self):
"""
A PKCS12 string generated using the openssl command line can be loaded
with L{load_pkcs12} and its components extracted and examined.
"""
passwd = 'whatever'
pem = client_key_pem + client_cert_pem
p12_str = _runopenssl(
pem, "pkcs12", '-export', '-clcerts', '-passout', 'pass:' + passwd)
p12 = load_pkcs12(p12_str, passwd)
# verify
self.assertTrue(isinstance(p12, PKCS12))
cert_pem = dump_certificate(FILETYPE_PEM, p12.get_certificate())
self.assertEqual(cert_pem, client_cert_pem)
key_pem = dump_privatekey(FILETYPE_PEM, p12.get_privatekey())
self.assertEqual(key_pem, client_key_pem)
self.assertEqual(None, p12.get_ca_certificates())
def test_load_pkcs12_garbage(self):
"""
L{load_pkcs12} raises L{OpenSSL.crypto.Error} when passed a string
which is not a PKCS12 dump.
"""
passwd = 'whatever'
e = self.assertRaises(Error, load_pkcs12, 'fruit loops', passwd)
self.assertEqual( e[0][0][0], 'asn1 encoding routines')
self.assertEqual( len(e[0][0]), 3)
def test_replace(self):
"""
L{PKCS12.set_certificate} replaces the certificate in a PKCS12 cluster.
L{PKCS12.set_privatekey} replaces the private key.
L{PKCS12.set_ca_certificates} replaces the CA certificates.
"""
p12 = self.gen_pkcs12(client_cert_pem, client_key_pem, root_cert_pem)
p12.set_certificate(load_certificate(FILETYPE_PEM, server_cert_pem))
p12.set_privatekey(load_privatekey(FILETYPE_PEM, server_key_pem))
root_cert = load_certificate(FILETYPE_PEM, root_cert_pem)
client_cert = load_certificate(FILETYPE_PEM, client_cert_pem)
p12.set_ca_certificates([root_cert]) # not a tuple
self.assertEqual(1, len(p12.get_ca_certificates()))
self.assertEqual(root_cert, p12.get_ca_certificates()[0])
p12.set_ca_certificates([client_cert, root_cert])
self.assertEqual(2, len(p12.get_ca_certificates()))
self.assertEqual(client_cert, p12.get_ca_certificates()[0])
self.assertEqual(root_cert, p12.get_ca_certificates()[1])
def test_friendly_name(self):
"""
The I{friendlyName} of a PKCS12 can be set and retrieved via
L{PKCS12.get_friendlyname} and L{PKCS12_set_friendlyname}, and a
L{PKCS12} with a friendly name set can be dumped with L{PKCS12.export}.
"""
passwd = 'Dogmeat[]{}!@#$%^&*()~`?/.,<>-_+=";:'
p12 = self.gen_pkcs12(server_cert_pem, server_key_pem, root_cert_pem)
for friendly_name in ['Serverlicious', None, '###']:
p12.set_friendlyname(friendly_name)
self.assertEqual(p12.get_friendlyname(), friendly_name)
dumped_p12 = p12.export(passphrase=passwd, iter=2, maciter=3)
reloaded_p12 = load_pkcs12(dumped_p12, passwd)
self.assertEqual(
p12.get_friendlyname(),reloaded_p12.get_friendlyname())
# We would use the openssl program to confirm the friendly
# name, but it is not possible. The pkcs12 command
# does not store the friendly name in the cert's
# alias, which we could then extract.
self.check_recovery(
dumped_p12, key=server_key_pem, cert=server_cert_pem,
ca=root_cert_pem, passwd=passwd)
def test_various_empty_passphrases(self):
"""
Test that missing, None, and '' passphrases are identical for PKCS12
export.
"""
p12 = self.gen_pkcs12(client_cert_pem, client_key_pem, root_cert_pem)
passwd = ''
dumped_p12_empty = p12.export(iter=2, maciter=0, passphrase=passwd)
dumped_p12_none = p12.export(iter=3, maciter=2, passphrase=None)
dumped_p12_nopw = p12.export(iter=9, maciter=4)
for dumped_p12 in [dumped_p12_empty, dumped_p12_none, dumped_p12_nopw]:
self.check_recovery(
dumped_p12, key=client_key_pem, cert=client_cert_pem,
ca=root_cert_pem, passwd=passwd)
def test_removing_ca_cert(self):
"""
Passing C{None} to L{PKCS12.set_ca_certificates} removes all CA
certificates.
"""
p12 = self.gen_pkcs12(server_cert_pem, server_key_pem, root_cert_pem)
p12.set_ca_certificates(None)
self.assertEqual(None, p12.get_ca_certificates())
def test_export_without_mac(self):
"""
Exporting a PKCS12 with a C{maciter} of C{-1} excludes the MAC
entirely.
"""
passwd = 'Lake Michigan'
p12 = self.gen_pkcs12(server_cert_pem, server_key_pem, root_cert_pem)
dumped_p12 = p12.export(maciter=-1, passphrase=passwd, iter=2)
self.check_recovery(
dumped_p12, key=server_key_pem, cert=server_cert_pem,
passwd=passwd, extra=('-nomacver',))
def test_load_without_mac(self):
"""
Loading a PKCS12 without a MAC does something other than crash.
"""
passwd = 'Lake Michigan'
p12 = self.gen_pkcs12(server_cert_pem, server_key_pem, root_cert_pem)
dumped_p12 = p12.export(maciter=-1, passphrase=passwd, iter=2)
try:
recovered_p12 = load_pkcs12(dumped_p12, passwd)
# The person who generated this PCKS12 should be flogged,
# or better yet we should have a means to determine
# whether a PCKS12 had a MAC that was verified.
# Anyway, libopenssl chooses to allow it, so the
# pyopenssl binding does as well.
self.assertTrue(isinstance(recovered_p12, PKCS12))
except Error:
# Failing here with an exception is preferred as some openssl
# versions do.
pass
def test_zero_len_list_for_ca(self):
"""
A PKCS12 with an empty CA certificates list can be exported.
"""
passwd = 'Hobie 18'
p12 = self.gen_pkcs12(server_cert_pem, server_key_pem)
p12.set_ca_certificates([])
self.assertEqual((), p12.get_ca_certificates())
dumped_p12 = p12.export(passphrase=passwd, iter=3)
self.check_recovery(
dumped_p12, key=server_key_pem, cert=server_cert_pem,
passwd=passwd)
def test_export_without_args(self):
"""
All the arguments to L{PKCS12.export} are optional.
"""
p12 = self.gen_pkcs12(server_cert_pem, server_key_pem, root_cert_pem)
dumped_p12 = p12.export() # no args
self.check_recovery(
dumped_p12, key=server_key_pem, cert=server_cert_pem, passwd='')
def test_key_cert_mismatch(self):
"""
L{PKCS12.export} raises an exception when a key and certificate
mismatch.
"""
p12 = self.gen_pkcs12(server_cert_pem, client_key_pem, root_cert_pem)
self.assertRaises(Error, p12.export)
# These quoting functions taken directly from Twisted's twisted.python.win32.
_cmdLineQuoteRe = re.compile(r'(\\*)"')
_cmdLineQuoteRe2 = re.compile(r'(\\+)\Z')
def cmdLineQuote(s):
"""
Internal method for quoting a single command-line argument.
@type: C{str}
@param s: A single unquoted string to quote for something that is expecting
cmd.exe-style quoting
@rtype: C{str}
@return: A cmd.exe-style quoted string
@see: U{http://www.perlmonks.org/?node_id=764004}
"""
s = _cmdLineQuoteRe2.sub(r"\1\1", _cmdLineQuoteRe.sub(r'\1\1\\"', s))
return '"%s"' % s
def quoteArguments(arguments):
"""
Quote an iterable of command-line arguments for passing to CreateProcess or
a similar API. This allows the list passed to C{reactor.spawnProcess} to
match the child process's C{sys.argv} properly.
@type arguments: C{iterable} of C{str}
@param arguments: An iterable of unquoted arguments to quote
@rtype: C{str}
@return: A space-delimited string containing quoted versions of L{arguments}
"""
return ' '.join(map(cmdLineQuote, arguments))
def _runopenssl(pem, *args):
"""
Run the command line openssl tool with the given arguments and write
the given PEM to its stdin. Not safe for quotes.
"""
if os.name == 'posix':
command = "openssl " + " ".join(["'%s'" % (arg.replace("'", "'\\''"),) for arg in args])
else:
command = "openssl " + quoteArguments(args)
write, read = popen2(command, "b")
write.write(pem)
write.close()
return read.read()
class FunctionTests(TestCase):
"""
Tests for free-functions in the L{OpenSSL.crypto} module.
"""
def test_load_privatekey_wrongPassphrase(self):
"""
L{load_privatekey} raises L{OpenSSL.crypto.Error} when it is passed an
encrypted PEM and an incorrect passphrase.
"""
self.assertRaises(
Error,
load_privatekey, FILETYPE_PEM, encryptedPrivateKeyPEM, "quack")
def test_load_privatekey_passphrase(self):
"""
L{load_privatekey} can create a L{PKey} object from an encrypted PEM
string if given the passphrase.
"""
key = load_privatekey(
FILETYPE_PEM, encryptedPrivateKeyPEM,
encryptedPrivateKeyPEMPassphrase)
self.assertTrue(isinstance(key, PKeyType))
def test_load_privatekey_wrongPassphraseCallback(self):
"""
L{load_privatekey} raises L{OpenSSL.crypto.Error} when it is passed an
encrypted PEM and a passphrase callback which returns an incorrect
passphrase.
"""
called = []
def cb(*a):
called.append(None)
return "quack"
self.assertRaises(
Error,
load_privatekey, FILETYPE_PEM, encryptedPrivateKeyPEM, cb)
self.assertTrue(called)
def test_load_privatekey_passphraseCallback(self):
"""
L{load_privatekey} can create a L{PKey} object from an encrypted PEM
string if given a passphrase callback which returns the correct
password.
"""
called = []
def cb(writing):
called.append(writing)
return encryptedPrivateKeyPEMPassphrase
key = load_privatekey(FILETYPE_PEM, encryptedPrivateKeyPEM, cb)
self.assertTrue(isinstance(key, PKeyType))
self.assertEqual(called, [False])
def test_dump_privatekey_passphrase(self):
"""
L{dump_privatekey} writes an encrypted PEM when given a passphrase.
"""
passphrase = "foo"
key = load_privatekey(FILETYPE_PEM, cleartextPrivateKeyPEM)
pem = dump_privatekey(FILETYPE_PEM, key, "blowfish", passphrase)
self.assertTrue(isinstance(pem, str))
loadedKey = load_privatekey(FILETYPE_PEM, pem, passphrase)
self.assertTrue(isinstance(loadedKey, PKeyType))
self.assertEqual(loadedKey.type(), key.type())
self.assertEqual(loadedKey.bits(), key.bits())
def test_dump_certificate(self):
"""
L{dump_certificate} writes PEM, DER, and text.
"""
pemData = cleartextCertificatePEM + cleartextPrivateKeyPEM
cert = load_certificate(FILETYPE_PEM, pemData)
dumped_pem = dump_certificate(FILETYPE_PEM, cert)
self.assertEqual(dumped_pem, cleartextCertificatePEM)
dumped_der = dump_certificate(FILETYPE_ASN1, cert)
good_der = _runopenssl(dumped_pem, "x509", "-outform", "DER")
self.assertEqual(dumped_der, good_der)
cert2 = load_certificate(FILETYPE_ASN1, dumped_der)
dumped_pem2 = dump_certificate(FILETYPE_PEM, cert2)
self.assertEqual(dumped_pem2, cleartextCertificatePEM)
dumped_text = dump_certificate(FILETYPE_TEXT, cert)
good_text = _runopenssl(dumped_pem, "x509", "-noout", "-text")
self.assertEqual(dumped_text, good_text)
def test_dump_privatekey(self):
"""
L{dump_privatekey} writes a PEM, DER, and text.
"""
key = load_privatekey(FILETYPE_PEM, cleartextPrivateKeyPEM)
dumped_pem = dump_privatekey(FILETYPE_PEM, key)
self.assertEqual(dumped_pem, cleartextPrivateKeyPEM)
dumped_der = dump_privatekey(FILETYPE_ASN1, key)
# XXX This OpenSSL call writes "writing RSA key" to standard out. Sad.
good_der = _runopenssl(dumped_pem, "rsa", "-outform", "DER")
self.assertEqual(dumped_der, good_der)
key2 = load_privatekey(FILETYPE_ASN1, dumped_der)
dumped_pem2 = dump_privatekey(FILETYPE_PEM, key2)
self.assertEqual(dumped_pem2, cleartextPrivateKeyPEM)
dumped_text = dump_privatekey(FILETYPE_TEXT, key)
good_text = _runopenssl(dumped_pem, "rsa", "-noout", "-text")
self.assertEqual(dumped_text, good_text)
def test_dump_certificate_request(self):
"""
L{dump_certificate_request} writes a PEM, DER, and text.
"""
req = load_certificate_request(FILETYPE_PEM, cleartextCertificateRequestPEM)
dumped_pem = dump_certificate_request(FILETYPE_PEM, req)
self.assertEqual(dumped_pem, cleartextCertificateRequestPEM)
dumped_der = dump_certificate_request(FILETYPE_ASN1, req)
good_der = _runopenssl(dumped_pem, "req", "-outform", "DER")
self.assertEqual(dumped_der, good_der)
req2 = load_certificate_request(FILETYPE_ASN1, dumped_der)
dumped_pem2 = dump_certificate_request(FILETYPE_PEM, req2)
self.assertEqual(dumped_pem2, cleartextCertificateRequestPEM)
dumped_text = dump_certificate_request(FILETYPE_TEXT, req)
good_text = _runopenssl(dumped_pem, "req", "-noout", "-text")
self.assertEqual(dumped_text, good_text)
def test_dump_privatekey_passphraseCallback(self):
"""
L{dump_privatekey} writes an encrypted PEM when given a callback which
returns the correct passphrase.
"""
passphrase = "foo"
called = []
def cb(writing):
called.append(writing)
return passphrase
key = load_privatekey(FILETYPE_PEM, cleartextPrivateKeyPEM)
pem = dump_privatekey(FILETYPE_PEM, key, "blowfish", cb)
self.assertTrue(isinstance(pem, str))
self.assertEqual(called, [True])
loadedKey = load_privatekey(FILETYPE_PEM, pem, passphrase)
self.assertTrue(isinstance(loadedKey, PKeyType))
self.assertEqual(loadedKey.type(), key.type())
self.assertEqual(loadedKey.bits(), key.bits())
def test_load_pkcs7_data(self):
"""
L{load_pkcs7_data} accepts a PKCS#7 string and returns an instance of
L{PKCS7Type}.
"""
pkcs7 = load_pkcs7_data(FILETYPE_PEM, pkcs7Data)
self.assertTrue(isinstance(pkcs7, PKCS7Type))
class PKCS7Tests(TestCase):
"""
Tests for L{PKCS7Type}.
"""
def test_type(self):
"""
L{PKCS7Type} is a type object.
"""
self.assertTrue(isinstance(PKCS7Type, type))
self.assertEqual(PKCS7Type.__name__, 'PKCS7')
# XXX This doesn't currently work.
# self.assertIdentical(PKCS7, PKCS7Type)
class NetscapeSPKITests(TestCase):
"""
Tests for L{OpenSSL.crypto.NetscapeSPKI}.
"""
def test_type(self):
"""
L{NetscapeSPKI} and L{NetscapeSPKIType} refer to the same type object
and can be used to create instances of that type.
"""
self.assertIdentical(NetscapeSPKI, NetscapeSPKIType)
self.assertConsistentType(NetscapeSPKI, 'NetscapeSPKI')
def test_construction(self):
"""
L{NetscapeSPKI} returns an instance of L{NetscapeSPKIType}.
"""
nspki = NetscapeSPKI()
self.assertTrue(isinstance(nspki, NetscapeSPKIType))
if __name__ == '__main__':
main()