blob: 34a9d6e765496266ffbd5defb2d5655f7694c941 [file] [log] [blame]
# Copyright (c) Jean-Paul Calderone
# See LICENSE file for details.
"""
Unit tests for :py:mod:`OpenSSL.crypto`.
"""
from warnings import simplefilter
import base64
from subprocess import PIPE, Popen
from datetime import datetime, timedelta
import pytest
from cryptography import x509
from cryptography.hazmat.backends.openssl.backend import backend
from cryptography.hazmat.primitives import serialization
from cryptography.hazmat.primitives.asymmetric import rsa
import flaky
from OpenSSL.crypto import TYPE_RSA, TYPE_DSA, Error, PKey
from OpenSSL.crypto import X509, X509Name
from OpenSSL.crypto import (
X509Store,
X509StoreFlags,
X509StoreContext,
X509StoreContextError
)
from OpenSSL.crypto import X509Req
from OpenSSL.crypto import X509Extension
from OpenSSL.crypto import load_certificate, load_privatekey
from OpenSSL.crypto import load_publickey, dump_publickey
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 PKCS7, load_pkcs7_data
from OpenSSL.crypto import PKCS12, load_pkcs12
from OpenSSL.crypto import CRL, Revoked, dump_crl, load_crl
from OpenSSL.crypto import NetscapeSPKI
from OpenSSL.crypto import (
sign, verify, get_elliptic_curve, get_elliptic_curves)
from .util import EqualityTestsMixin, is_consistent_type, WARNING_TYPE_EXPECTED
def normalize_privatekey_pem(pem):
return dump_privatekey(FILETYPE_PEM, load_privatekey(FILETYPE_PEM, pem))
GOOD_CIPHER = "blowfish"
BAD_CIPHER = "zippers"
GOOD_DIGEST = "SHA1"
BAD_DIGEST = "monkeys"
old_root_cert_pem = b"""-----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-----
"""
root_cert_pem = b"""-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----
"""
root_key_pem = b"""-----BEGIN RSA PRIVATE KEY-----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-----END RSA PRIVATE KEY-----
"""
intermediate_cert_pem = b"""-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----
"""
intermediate_key_pem = b"""-----BEGIN RSA PRIVATE KEY-----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-----END RSA PRIVATE KEY-----
"""
server_cert_pem = b"""-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----
"""
server_key_pem = normalize_privatekey_pem(b"""-----BEGIN RSA PRIVATE KEY-----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-----END RSA PRIVATE KEY-----
""")
intermediate_server_cert_pem = b"""-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----
"""
intermediate_server_key_pem = b"""-----BEGIN RSA PRIVATE KEY-----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-----END RSA PRIVATE KEY-----
"""
client_cert_pem = b"""-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----
"""
client_key_pem = normalize_privatekey_pem(b"""-----BEGIN RSA PRIVATE KEY-----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-----END RSA PRIVATE KEY-----
""")
cleartextCertificatePEM = b"""-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----
"""
cleartextPrivateKeyPEM = normalize_privatekey_pem(b"""\
-----BEGIN RSA PRIVATE KEY-----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-----END RSA PRIVATE KEY-----
""")
cleartextCertificateRequestPEM = b"""-----BEGIN CERTIFICATE REQUEST-----
MIIBnjCCAQcCAQAwXjELMAkGA1UEBhMCVVMxCzAJBgNVBAgTAklMMRAwDgYDVQQH
EwdDaGljYWdvMRcwFQYDVQQKEw5NeSBDb21wYW55IEx0ZDEXMBUGA1UEAxMORnJl
ZGVyaWNrIERlYW4wgZ8wDQYJKoZIhvcNAQEBBQADgY0AMIGJAoGBANp6Y17WzKSw
BsUWkXdqg6tnXy8H8hA1msCMWpc+/2KJ4mbv5NyD6UD+/SqagQqulPbF/DFea9nA
E0zhmHJELcM8gUTIlXv/cgDWnmK4xj8YkjVUiCdqKRAKeuzLG1pGmwwF5lGeJpXN
xQn5ecR0UYSOWj6TTGXB9VyUMQzCClcBAgMBAAGgADANBgkqhkiG9w0BAQUFAAOB
gQAAJGuF/R/GGbeC7FbFW+aJgr9ee0Xbl6nlhu7pTe67k+iiKT2dsl2ti68MVTnu
Vrb3HUNqOkiwsJf6kCtq5oPn3QVYzTa76Dt2y3Rtzv6boRSlmlfrgS92GNma8JfR
oICQk3nAudi6zl1Dix3BCv1pUp5KMtGn3MeDEi6QFGy2rA==
-----END CERTIFICATE REQUEST-----
"""
encryptedPrivateKeyPEM = b"""-----BEGIN RSA PRIVATE KEY-----
Proc-Type: 4,ENCRYPTED
DEK-Info: DES-EDE3-CBC,9573604A18579E9E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-----END RSA PRIVATE KEY-----
"""
encryptedPrivateKeyPEMPassphrase = b"foobar"
cleartextPublicKeyPEM = b"""-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxszlc+b71LvlLS0ypt/l
gT/JzSVJtnEqw9WUNGeiChywX2mmQLHEt7KP0JikqUFZOtPclNY823Q4pErMTSWC
90qlUxI47vNJbXGRfmO2q6Zfw6SE+E9iUb74xezbOJLjBuUIkQzEKEFV+8taiRV+
ceg1v01yCT2+OjhQW3cxG42zxyRFmqesbQAUWgS3uhPrUQqYQUEiTmVhh4FBUKZ5
XIneGUpX1S7mXRxTLH6YzRoGFqRoc9A0BBNcoXHTWnxV215k4TeHMFYE5RG0KYAS
8Xk5iKICEXwnZreIt3jyygqoOKsKZMK/Zl2VhMGhJR6HXRpQCyASzEG7bgtROLhL
ywIDAQAB
-----END PUBLIC KEY-----
"""
# 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 = b"""\
-----BEGIN PKCS7-----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-----END PKCS7-----
"""
pkcs7DataASN1 = base64.b64decode(b"""
MIIDNwYJKoZIhvcNAQcCoIIDKDCCAyQCAQExADALBgkqhkiG9w0BBwGgggMKMIID
BjCCAm+gAwIBAgIBATANBgkqhkiG9w0BAQQFADB7MQswCQYDVQQGEwJTRzERMA8G
A1UEChMITTJDcnlwdG8xFDASBgNVBAsTC00yQ3J5cHRvIENBMSQwIgYDVQQDExtN
MkNyeXB0byBDZXJ0aWZpY2F0ZSBNYXN0ZXIxHTAbBgkqhkiG9w0BCQEWDm5ncHNA
cG9zdDEuY29tMB4XDTAwMDkxMDA5NTEzMFoXDTAyMDkxMDA5NTEzMFowUzELMAkG
A1UEBhMCU0cxETAPBgNVBAoTCE0yQ3J5cHRvMRIwEAYDVQQDEwlsb2NhbGhvc3Qx
HTAbBgkqhkiG9w0BCQEWDm5ncHNAcG9zdDEuY29tMFwwDQYJKoZIhvcNAQEBBQAD
SwAwSAJBAKy+e3dulvXzV7zoTZWc5TzgApr8DmeQHTYC8ydfzH7EECe4R1Xh5kwI
zOuuFfn178FBiS84gngaNcrFi0Z5fAkCAwEAAaOCAQQwggEAMAkGA1UdEwQCMAAw
LAYJYIZIAYb4QgENBB8WHU9wZW5TU0wgR2VuZXJhdGVkIENlcnRpZmljYXRlMB0G
A1UdDgQWBBTPhIKSvnsmYsBVNWjj0m3M2z0qVTCBpQYDVR0jBIGdMIGagBT7hyNp
65w6kxXlxb8pUU/+7Sg4AaF/pH0wezELMAkGA1UEBhMCU0cxETAPBgNVBAoTCE0y
Q3J5cHRvMRQwEgYDVQQLEwtNMkNyeXB0byBDQTEkMCIGA1UEAxMbTTJDcnlwdG8g
Q2VydGlmaWNhdGUgTWFzdGVyMR0wGwYJKoZIhvcNAQkBFg5uZ3BzQHBvc3QxLmNv
bYIBADANBgkqhkiG9w0BAQQFAAOBgQA7/CqT6PoHycTdhEStWNZde7M/2Yc6BoJu
VwnW8YxGO8Sn6UJ4FeffZNcYZddSDKosw8LtPOeWoK3JINjAk5jiPQ2cww++7QGG
/g5NDjxFZNDJP1dGiLAxPW6JXwov4v0FmdzfLOZ01jDcgQQZqEpYlgpuI5JEWUQ9
Ho4EzbYCOaEAMQA=
""")
crlData = b"""\
-----BEGIN X509 CRL-----
MIIBWzCBxTANBgkqhkiG9w0BAQQFADBYMQswCQYDVQQGEwJVUzELMAkGA1UECBMC
SUwxEDAOBgNVBAcTB0NoaWNhZ28xEDAOBgNVBAoTB1Rlc3RpbmcxGDAWBgNVBAMT
D1Rlc3RpbmcgUm9vdCBDQRcNMDkwNzI2MDQzNDU2WhcNMTIwOTI3MDI0MTUyWjA8
MBUCAgOrGA8yMDA5MDcyNTIzMzQ1NlowIwICAQAYDzIwMDkwNzI1MjMzNDU2WjAM
MAoGA1UdFQQDCgEEMA0GCSqGSIb3DQEBBAUAA4GBAEBt7xTs2htdD3d4ErrcGAw1
4dKcVnIWTutoI7xxen26Wwvh8VCsT7i/UeP+rBl9rC/kfjWjzQk3/zleaarGTpBT
0yp4HXRFFoRhhSE/hP+eteaPXRgrsNRLHe9ZDd69wmh7J1wMDb0m81RG7kqcbsid
vrzEeLDRiiPl92dyyWmu
-----END X509 CRL-----
"""
crlDataUnsupportedExtension = b"""\
-----BEGIN X509 CRL-----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-----END X509 CRL-----
"""
# A broken RSA private key which can be used to test the error path through
# PKey.check.
inconsistentPrivateKeyPEM = b"""-----BEGIN RSA PRIVATE KEY-----
MIIBPAIBAAJBAKy+e3dulvXzV7zoTZWc5TzgApr8DmeQHTYC8ydfzH7EECe4R1Xh
5kwIzOuuFfn178FBiS84gngaNcrFi0Z5fAkCAwEaAQJBAIqm/bz4NA1H++Vx5Ewx
OcKp3w19QSaZAwlGRtsUxrP7436QjnREM3Bm8ygU11BjkPVmtrKm6AayQfCHqJoT
zIECIQDW0BoMoL0HOYM/mrTLhaykYAVqgIeJsPjvkEhTFXWBuQIhAM3deFAvWNu4
nklUQ37XsCT2c9tmNt1LAT+slG2JOTTRAiAuXDtC/m3NYVwyHfFm+zKHRzHkClk2
HjubeEgjpj32AQIhAJqMGTaZVOwevTXvvHwNeH+vRWsAYU/gbx+OQB+7VOcBAiEA
oolb6NMg/R3enNPvS1O4UU1H8wpaF77L4yiSWlE0p4w=
-----END RSA PRIVATE KEY-----
"""
# certificate with NULL bytes in subjectAltName and common name
nulbyteSubjectAltNamePEM = b"""-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----"""
large_key_pem = b"""-----BEGIN RSA PRIVATE KEY-----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-----END RSA PRIVATE KEY-----"""
ec_private_key_pem = b"""-----BEGIN PRIVATE KEY-----
MIGHAgEAMBMGByqGSM49AgEGCCqGSM49AwEHBG0wawIBAQQgYirTZSx+5O8Y6tlG
cka6W6btJiocdrdolfcukSoTEk+hRANCAAQkvPNu7Pa1GcsWU4v7ptNfqCJVq8Cx
zo0MUVPQgwJ3aJtNM1QMOQUayCrRwfklg+D/rFSUwEUqtZh7fJDiFqz3
-----END PRIVATE KEY-----
"""
ec_root_key_pem = b"""-----BEGIN EC PRIVATE KEY-----
MIGlAgEBBDEAz/HOBFPYLB0jLWeTpJn4Yc4m/C4mdWymVHBjOmnwiPHKT326iYN/
ZhmSs+RM94RsoAcGBSuBBAAioWQDYgAEwE5vDdla/nLpWAPAQ0yFGqwLuw4BcN2r
U+sKab5EAEHzLeceRa8ffncYdCXNoVsBcdob1y66CFZMEWLetPTmGapyWkBAs6/L
8kUlkU9OsE+7IVo4QQJkgV5gM+Dim1XE
-----END EC PRIVATE KEY-----
"""
ec_root_cert_pem = b"""-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----"""
rsa_p_not_prime_pem = """
-----BEGIN RSA PRIVATE KEY-----
MBsCAQACAS0CAQcCAQACAQ8CAQMCAQACAQACAQA=
-----END RSA PRIVATE KEY-----
"""
@pytest.fixture
def x509_data():
"""
Create a new private key and start a certificate request (for a test
to finish in one way or another).
"""
# Basic setup stuff to generate a certificate
pkey = PKey()
pkey.generate_key(TYPE_RSA, 512)
req = X509Req()
req.set_pubkey(pkey)
# Authority good you have.
req.get_subject().commonName = "Yoda root CA"
x509 = X509()
subject = x509.get_subject()
subject.commonName = req.get_subject().commonName
x509.set_issuer(subject)
x509.set_pubkey(pkey)
now = datetime.now()
expire = datetime.now() + timedelta(days=100)
x509.set_notBefore(now.strftime("%Y%m%d%H%M%SZ").encode())
x509.set_notAfter(expire.strftime("%Y%m%d%H%M%SZ").encode())
yield pkey, x509
class TestX509Ext(object):
"""
Tests for `OpenSSL.crypto.X509Extension`.
"""
def test_str(self):
"""
The string representation of `X509Extension` instances as
returned by `str` includes stuff.
"""
# This isn't necessarily the best string representation. Perhaps it
# will be changed/improved in the future.
assert (
str(X509Extension(b'basicConstraints', True, b'CA:false')) ==
'CA:FALSE'
)
def test_type(self):
"""
`X509Extension` can be used to create instances of that type.
"""
assert is_consistent_type(
X509Extension,
'X509Extension', b'basicConstraints', True, b'CA:true')
def test_construction(self):
"""
`X509Extension` accepts an extension type name, a critical flag,
and an extension value and returns an `X509Extension` instance.
"""
basic = X509Extension(b'basicConstraints', True, b'CA:true')
assert isinstance(basic, X509Extension)
comment = X509Extension(b'nsComment', False, b'pyOpenSSL unit test')
assert isinstance(comment, X509Extension)
@pytest.mark.parametrize('type_name, critical, value', [
(b'thisIsMadeUp', False, b'hi'),
(b'basicConstraints', False, b'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.
(b'proxyCertInfo', True,
b'language:id-ppl-anyLanguage,pathlen:1,policy:text:AB')
])
def test_invalid_extension(self, type_name, critical, value):
"""
`X509Extension` raises something if it is passed a bad
extension name or value.
"""
with pytest.raises(Error):
X509Extension(type_name, critical, value)
@pytest.mark.parametrize('critical_flag', [True, False])
def test_get_critical(self, critical_flag):
"""
`X509ExtensionType.get_critical` returns the value of the
extension's critical flag.
"""
ext = X509Extension(b'basicConstraints', critical_flag, b'CA:true')
assert ext.get_critical() == critical_flag
@pytest.mark.parametrize('short_name, value', [
(b'basicConstraints', b'CA:true'),
(b'nsComment', b'foo bar'),
])
def test_get_short_name(self, short_name, value):
"""
`X509ExtensionType.get_short_name` returns a string giving the
short type name of the extension.
"""
ext = X509Extension(short_name, True, value)
assert ext.get_short_name() == short_name
def test_get_data(self):
"""
`X509Extension.get_data` returns a string giving the data of
the extension.
"""
ext = X509Extension(b'basicConstraints', True, b'CA:true')
# Expect to get back the DER encoded form of CA:true.
assert ext.get_data() == b'0\x03\x01\x01\xff'
def test_unused_subject(self, x509_data):
"""
The `subject` parameter to `X509Extension` may be provided for an
extension which does not use it and is ignored in this case.
"""
pkey, x509 = x509_data
ext1 = X509Extension(
b'basicConstraints', False, b'CA:TRUE', subject=x509)
x509.add_extensions([ext1])
x509.sign(pkey, 'sha1')
# This is a little lame. Can we think of a better way?
text = dump_certificate(FILETYPE_TEXT, x509)
assert b'X509v3 Basic Constraints:' in text
assert b'CA:TRUE' in text
def test_subject(self, x509_data):
"""
If an extension requires a subject, the `subject` parameter to
`X509Extension` provides its value.
"""
pkey, x509 = x509_data
ext3 = X509Extension(
b'subjectKeyIdentifier', False, b'hash', subject=x509)
x509.add_extensions([ext3])
x509.sign(pkey, 'sha1')
text = dump_certificate(FILETYPE_TEXT, x509)
assert b'X509v3 Subject Key Identifier:' in text
def test_missing_subject(self):
"""
If an extension requires a subject and the `subject` parameter
is given no value, something happens.
"""
with pytest.raises(Error):
X509Extension(b'subjectKeyIdentifier', False, b'hash')
@pytest.mark.parametrize('bad_obj', [
True,
object(),
"hello",
[],
])
def test_invalid_subject(self, bad_obj):
"""
If the `subject` parameter is given a value which is not an
`X509` instance, `TypeError` is raised.
"""
with pytest.raises(TypeError):
X509Extension(
'basicConstraints', False, 'CA:TRUE', subject=bad_obj)
def test_unused_issuer(self, x509_data):
"""
The `issuer` parameter to `X509Extension` may be provided for an
extension which does not use it and is ignored in this case.
"""
pkey, x509 = x509_data
ext1 = X509Extension(
b'basicConstraints', False, b'CA:TRUE', issuer=x509)
x509.add_extensions([ext1])
x509.sign(pkey, 'sha1')
text = dump_certificate(FILETYPE_TEXT, x509)
assert b'X509v3 Basic Constraints:' in text
assert b'CA:TRUE' in text
def test_issuer(self, x509_data):
"""
If an extension requires an issuer, the `issuer` parameter to
`X509Extension` provides its value.
"""
pkey, x509 = x509_data
ext2 = X509Extension(
b'authorityKeyIdentifier', False, b'issuer:always',
issuer=x509)
x509.add_extensions([ext2])
x509.sign(pkey, 'sha1')
text = dump_certificate(FILETYPE_TEXT, x509)
assert b'X509v3 Authority Key Identifier:' in text
assert b'DirName:/CN=Yoda root CA' in text
def test_missing_issuer(self):
"""
If an extension requires an issue and the `issuer` parameter is
given no value, something happens.
"""
with pytest.raises(Error):
X509Extension(
b'authorityKeyIdentifier',
False, b'keyid:always,issuer:always')
@pytest.mark.parametrize('bad_obj', [
True,
object(),
"hello",
[],
])
def test_invalid_issuer(self, bad_obj):
"""
If the `issuer` parameter is given a value which is not an
`X509` instance, `TypeError` is raised.
"""
with pytest.raises(TypeError):
X509Extension(
'basicConstraints', False, 'keyid:always,issuer:always',
issuer=bad_obj)
class TestPKey(object):
"""
Tests for `OpenSSL.crypto.PKey`.
"""
def test_convert_from_cryptography_private_key(self):
"""
PKey.from_cryptography_key creates a proper private PKey.
"""
key = serialization.load_pem_private_key(
intermediate_key_pem, None, backend
)
pkey = PKey.from_cryptography_key(key)
assert isinstance(pkey, PKey)
assert pkey.bits() == key.key_size
assert pkey._only_public is False
assert pkey._initialized is True
def test_convert_from_cryptography_public_key(self):
"""
PKey.from_cryptography_key creates a proper public PKey.
"""
key = serialization.load_pem_public_key(cleartextPublicKeyPEM, backend)
pkey = PKey.from_cryptography_key(key)
assert isinstance(pkey, PKey)
assert pkey.bits() == key.key_size
assert pkey._only_public is True
assert pkey._initialized is True
def test_convert_from_cryptography_unsupported_type(self):
"""
PKey.from_cryptography_key raises TypeError with an unsupported type.
"""
key = serialization.load_pem_private_key(
ec_private_key_pem, None, backend
)
with pytest.raises(TypeError):
PKey.from_cryptography_key(key)
def test_convert_public_pkey_to_cryptography_key(self):
"""
PKey.to_cryptography_key creates a proper cryptography public key.
"""
pkey = load_publickey(FILETYPE_PEM, cleartextPublicKeyPEM)
key = pkey.to_cryptography_key()
assert isinstance(key, rsa.RSAPublicKey)
assert pkey.bits() == key.key_size
def test_convert_private_pkey_to_cryptography_key(self):
"""
PKey.to_cryptography_key creates a proper cryptography private key.
"""
pkey = load_privatekey(FILETYPE_PEM, cleartextPrivateKeyPEM)
key = pkey.to_cryptography_key()
assert isinstance(key, rsa.RSAPrivateKey)
assert pkey.bits() == key.key_size
def test_type(self):
"""
`PKey` can be used to create instances of that type.
"""
assert is_consistent_type(PKey, 'PKey')
def test_construction(self):
"""
`PKey` takes no arguments and returns a new `PKey` instance.
"""
key = PKey()
assert isinstance(key, PKey)
def test_pregeneration(self):
"""
`PKey.bits` and `PKey.type` return `0` before the key is generated.
`PKey.check` raises `TypeError` before the key is generated.
"""
key = PKey()
assert key.type() == 0
assert key.bits() == 0
with pytest.raises(TypeError):
key.check()
def test_failed_generation(self):
"""
`PKey.generate_key` takes two arguments, the first giving the key type
as one of `TYPE_RSA` or `TYPE_DSA` and the second giving the number of
bits to generate. If an invalid type is specified or generation fails,
`Error` is raised. If an invalid number of bits is specified,
`ValueError` or `Error` is raised.
"""
key = PKey()
with pytest.raises(TypeError):
key.generate_key("foo", "bar")
with pytest.raises(Error):
key.generate_key(-1, 0)
with pytest.raises(ValueError):
key.generate_key(TYPE_RSA, -1)
with pytest.raises(ValueError):
key.generate_key(TYPE_RSA, 0)
with pytest.raises(TypeError):
key.generate_key(TYPE_RSA, object())
# 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.
# with pytest.raises(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.
# with pytest.raises(Error):
# key.generate_key(TYPE_DSA, -7)
def test_rsa_generation(self):
"""
`PKey.generate_key` generates an RSA key when passed `TYPE_RSA` as a
type and a reasonable number of bits.
"""
bits = 512
key = PKey()
key.generate_key(TYPE_RSA, bits)
assert key.type() == TYPE_RSA
assert key.bits() == bits
assert key.check()
def test_dsa_generation(self):
"""
`PKey.generate_key` generates a DSA key when passed `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)
assert key.type() == TYPE_DSA
assert key.bits() == bits
with pytest.raises(TypeError):
key.check()
def test_regeneration(self):
"""
`PKey.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)
assert key.type() == type
assert key.bits() == bits
def test_inconsistent_key(self):
"""
`PKey.check` returns `Error` if the key is not consistent.
"""
key = load_privatekey(FILETYPE_PEM, inconsistentPrivateKeyPEM)
with pytest.raises(Error):
key.check()
def test_check_public_key(self):
"""
`PKey.check` raises `TypeError` if only the public part of the key
is available.
"""
# A trick to get a public-only key
key = PKey()
key.generate_key(TYPE_RSA, 512)
cert = X509()
cert.set_pubkey(key)
pub = cert.get_pubkey()
with pytest.raises(TypeError):
pub.check()
def test_check_pr_897(self):
"""
`PKey.check` raises `OpenSSL.crypto.Error` if provided with broken key
"""
pkey = load_privatekey(FILETYPE_PEM, rsa_p_not_prime_pem)
with pytest.raises(Error):
pkey.check()
def x509_name(**attrs):
"""
Return a new X509Name with the given attributes.
"""
# XXX There's no other way to get a new X509Name yet.
name = X509().get_subject()
attrs = list(attrs.items())
# Make the order stable - order matters!
def key(attr):
return attr[1]
attrs.sort(key=key)
for k, v in attrs:
setattr(name, k, v)
return name
class TestX509Name(object):
"""
Unit tests for `OpenSSL.crypto.X509Name`.
"""
def test_type(self):
"""
The type of X509Name objects is `X509Name`.
"""
name = x509_name()
assert isinstance(name, X509Name)
def test_only_string_attributes(self):
"""
Attempting to set a non-`str` attribute name on an `X509Name` instance
causes `TypeError` to be raised.
"""
name = x509_name()
# Beyond these cases, you may also think that unicode should be
# rejected. Sorry, you're wrong. unicode is automatically converted
# to str outside of the control of X509Name, so there's no way to
# reject it.
# Also, this used to test str subclasses, but that test is less
# relevant now that the implementation is in Python instead of C. Also
# PyPy automatically converts str subclasses to str when they are
# passed to setattr, so we can't test it on PyPy. Apparently CPython
# does this sometimes as well.
with pytest.raises(TypeError):
setattr(name, None, "hello")
with pytest.raises(TypeError):
setattr(name, 30, "hello")
def test_set_invalid_attribute(self):
"""
Attempting to set any attribute name on an `X509Name` instance for
which no corresponding NID is defined causes `AttributeError` to be
raised.
"""
name = x509_name()
with pytest.raises(AttributeError):
setattr(name, "no such thing", None)
def test_attributes(self):
"""
`X509Name` instances have attributes for each standard (?)
X509Name field.
"""
name = x509_name()
name.commonName = "foo"
assert name.commonName == "foo"
assert name.CN == "foo"
name.CN = "baz"
assert name.commonName == "baz"
assert name.CN == "baz"
name.commonName = "bar"
assert name.commonName == "bar"
assert name.CN == "bar"
name.CN = "quux"
assert name.commonName == "quux"
assert name.CN == "quux"
assert name.OU is None
with pytest.raises(AttributeError):
name.foobar
def test_copy(self):
"""
`X509Name` creates a new `X509Name` instance with all the same
attributes as an existing `X509Name` instance when called with one.
"""
name = x509_name(commonName="foo", emailAddress="bar@example.com")
copy = X509Name(name)
assert copy.commonName == "foo"
assert copy.emailAddress == "bar@example.com"
# Mutate the copy and ensure the original is unmodified.
copy.commonName = "baz"
assert name.commonName == "foo"
# Mutate the original and ensure the copy is unmodified.
name.emailAddress = "quux@example.com"
assert copy.emailAddress == "bar@example.com"
def test_repr(self):
"""
`repr` passed an `X509Name` instance should return a string containing
a description of the type and the NIDs which have been set on it.
"""
name = x509_name(commonName="foo", emailAddress="bar")
assert repr(name) == "<X509Name object '/emailAddress=bar/CN=foo'>"
def test_comparison(self):
"""
`X509Name` instances should compare based on their NIDs.
"""
def _equality(a, b, assert_true, assert_false):
assert_true(a == b)
assert_false(a != b)
assert_true(b == a)
assert_false(b != a)
def assert_true(x):
assert x
def assert_false(x):
assert not x
def assert_equal(a, b):
_equality(a, b, assert_true, assert_false)
# Instances compare equal to themselves.
name = x509_name()
assert_equal(name, name)
# Empty instances should compare equal to each other.
assert_equal(x509_name(), x509_name())
# Instances with equal NIDs should compare equal to each other.
assert_equal(x509_name(commonName="foo"),
x509_name(commonName="foo"))
# Instance with equal NIDs set using different aliases should compare
# equal to each other.
assert_equal(x509_name(commonName="foo"),
x509_name(CN="foo"))
# Instances with more than one NID with the same values should compare
# equal to each other.
assert_equal(x509_name(CN="foo", organizationalUnitName="bar"),
x509_name(commonName="foo", OU="bar"))
def assert_not_equal(a, b):
_equality(a, b, assert_false, assert_true)
# Instances with different values for the same NID should not compare
# equal to each other.
assert_not_equal(x509_name(CN="foo"),
x509_name(CN="bar"))
# Instances with different NIDs should not compare equal to each other.
assert_not_equal(x509_name(CN="foo"),
x509_name(OU="foo"))
assert_not_equal(x509_name(), object())
def _inequality(a, b, assert_true, assert_false):
assert_true(a < b)
assert_true(a <= b)
assert_true(b > a)
assert_true(b >= a)
assert_false(a > b)
assert_false(a >= b)
assert_false(b < a)
assert_false(b <= a)
def assert_less_than(a, b):
_inequality(a, b, assert_true, assert_false)
# 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.
assert_less_than(x509_name(CN="abc"),
x509_name(CN="def"))
def assert_greater_than(a, b):
_inequality(a, b, assert_false, assert_true)
# 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.
assert_greater_than(x509_name(CN="def"),
x509_name(CN="abc"))
def test_hash(self):
"""
`X509Name.hash` returns an integer hash based on the value of the name.
"""
a = x509_name(CN="foo")
b = x509_name(CN="foo")
assert a.hash() == b.hash()
a.CN = "bar"
assert a.hash() != b.hash()
def test_der(self):
"""
`X509Name.der` returns the DER encoded form of the name.
"""
a = x509_name(CN="foo", C="US")
assert (a.der() ==
b'0\x1b1\x0b0\t\x06\x03U\x04\x06\x13\x02US'
b'1\x0c0\n\x06\x03U\x04\x03\x0c\x03foo')
def test_get_components(self):
"""
`X509Name.get_components` returns a `list` of two-tuples of `str`
giving the NIDs and associated values which make up the name.
"""
a = x509_name()
assert a.get_components() == []
a.CN = "foo"
assert a.get_components() == [(b"CN", b"foo")]
a.organizationalUnitName = "bar"
assert a.get_components() == [(b"CN", b"foo"), (b"OU", b"bar")]
def test_load_nul_byte_attribute(self):
"""
An `X509Name` from an `X509` instance loaded from a file can have a
NUL byte in the value of one of its attributes.
"""
cert = load_certificate(FILETYPE_PEM, nulbyteSubjectAltNamePEM)
subject = cert.get_subject()
assert "null.python.org\x00example.org" == subject.commonName
def test_load_nul_byte_components(self):
"""
An `X509Name` from an `X509` instance loaded from a file can have a
NUL byte in the value of its components
"""
cert = load_certificate(FILETYPE_PEM, nulbyteSubjectAltNamePEM)
subject = cert.get_subject()
components = subject.get_components()
ccn = [value for name, value in components if name == b'CN']
assert ccn[0] == b'null.python.org\x00example.org'
def test_set_attribute_failure(self):
"""
If the value of an attribute cannot be set for some reason then
`Error` is raised.
"""
name = x509_name()
# This value is too long
with pytest.raises(Error):
setattr(name, "O", b"x" * 512)
class _PKeyInteractionTestsMixin:
"""
Tests which involve another thing and a PKey.
"""
def signable(self):
"""
Return something with a `set_pubkey`, `set_pubkey`, and `sign` method.
"""
raise NotImplementedError()
def test_sign_with_ungenerated(self):
"""
`X509Req.sign` raises `ValueError` when passed a `PKey` with no parts.
"""
request = self.signable()
key = PKey()
with pytest.raises(ValueError):
request.sign(key, GOOD_DIGEST)
def test_sign_with_public_key(self):
"""
`X509Req.sign` raises `ValueError` when passed a `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()
with pytest.raises(ValueError):
request.sign(pub, GOOD_DIGEST)
def test_sign_with_unknown_digest(self):
"""
`X509Req.sign` raises `ValueError` when passed a digest name which is
not known.
"""
request = self.signable()
key = PKey()
key.generate_key(TYPE_RSA, 512)
with pytest.raises(ValueError):
request.sign(key, BAD_DIGEST)
def test_sign(self):
"""
`X509Req.sign` succeeds when passed a private key object and a
valid digest function. `X509Req.verify` can be used to check
the signature.
"""
request = self.signable()
key = PKey()
key.generate_key(TYPE_RSA, 512)
request.set_pubkey(key)
request.sign(key, GOOD_DIGEST)
# If the type has a verify method, cover that too.
if getattr(request, 'verify', None) is not None:
pub = request.get_pubkey()
assert request.verify(pub)
# Make another key that won't verify.
key = PKey()
key.generate_key(TYPE_RSA, 512)
with pytest.raises(Error):
request.verify(key)
class TestX509Req(_PKeyInteractionTestsMixin):
"""
Tests for `OpenSSL.crypto.X509Req`.
"""
def signable(self):
"""
Create and return a new `X509Req`.
"""
return X509Req()
def test_type(self):
"""
`X509Req` can be used to create instances of that type.
"""
assert is_consistent_type(X509Req, 'X509Req')
def test_construction(self):
"""
`X509Req` takes no arguments and returns an `X509Req` instance.
"""
request = X509Req()
assert isinstance(request, X509Req)
def test_version(self):
"""
`X509Req.set_version` sets the X.509 version of the certificate
request. `X509Req.get_version` returns the X.509 version of the
certificate request. The initial value of the version is 0.
"""
request = X509Req()
assert request.get_version() == 0
request.set_version(1)
assert request.get_version() == 1
request.set_version(3)
assert request.get_version() == 3
def test_version_wrong_args(self):
"""
`X509Req.set_version` raises `TypeError` if called with a non-`int`
argument.
"""
request = X509Req()
with pytest.raises(TypeError):
request.set_version("foo")
def test_get_subject(self):
"""
`X509Req.get_subject` returns an `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()
assert isinstance(subject, X509Name)
subject.commonName = "foo"
assert request.get_subject().commonName == "foo"
del request
subject.commonName = "bar"
assert subject.commonName == "bar"
def test_add_extensions(self):
"""
`X509Req.add_extensions` accepts a `list` of `X509Extension` instances
and adds them to the X509 request.
"""
request = X509Req()
request.add_extensions([
X509Extension(b'basicConstraints', True, b'CA:false')])
exts = request.get_extensions()
assert len(exts) == 1
assert exts[0].get_short_name() == b'basicConstraints'
assert exts[0].get_critical() == 1
assert exts[0].get_data() == b'0\x00'
def test_get_extensions(self):
"""
`X509Req.get_extensions` returns a `list` of extensions added to this
X509 request.
"""
request = X509Req()
exts = request.get_extensions()
assert exts == []
request.add_extensions([
X509Extension(b'basicConstraints', True, b'CA:true'),
X509Extension(b'keyUsage', False, b'digitalSignature')])
exts = request.get_extensions()
assert len(exts) == 2
assert exts[0].get_short_name() == b'basicConstraints'
assert exts[0].get_critical() == 1
assert exts[0].get_data() == b'0\x03\x01\x01\xff'
assert exts[1].get_short_name() == b'keyUsage'
assert exts[1].get_critical() == 0
assert exts[1].get_data() == b'\x03\x02\x07\x80'
def test_add_extensions_wrong_args(self):
"""
`X509Req.add_extensions` raises `TypeError` if called with a
non-`list`. Or it raises `ValueError` if called with a `list`
containing objects other than `X509Extension` instances.
"""
request = X509Req()
with pytest.raises(TypeError):
request.add_extensions(object())
with pytest.raises(ValueError):
request.add_extensions([object()])
def test_verify_wrong_args(self):
"""
`X509Req.verify` raises `TypeError` if passed anything other than a
`PKey` instance as its single argument.
"""
request = X509Req()
with pytest.raises(TypeError):
request.verify(object())
def test_verify_uninitialized_key(self):
"""
`X509Req.verify` raises `OpenSSL.crypto.Error` if called with a
`OpenSSL.crypto.PKey` which contains no key data.
"""
request = X509Req()
pkey = PKey()
with pytest.raises(Error):
request.verify(pkey)
def test_verify_wrong_key(self):
"""
`X509Req.verify` raises `OpenSSL.crypto.Error` if called with a
`OpenSSL.crypto.PKey` which does not represent the public part of the
key which signed the request.
"""
request = X509Req()
pkey = load_privatekey(FILETYPE_PEM, cleartextPrivateKeyPEM)
request.sign(pkey, GOOD_DIGEST)
another_pkey = load_privatekey(FILETYPE_PEM, client_key_pem)
with pytest.raises(Error):
request.verify(another_pkey)
def test_verify_success(self):
"""
`X509Req.verify` returns `True` if called with a `OpenSSL.crypto.PKey`
which represents the public part of the key which signed the request.
"""
request = X509Req()
pkey = load_privatekey(FILETYPE_PEM, cleartextPrivateKeyPEM)
request.sign(pkey, GOOD_DIGEST)
assert request.verify(pkey)
def test_convert_from_cryptography(self):
crypto_req = x509.load_pem_x509_csr(
cleartextCertificateRequestPEM, backend
)
req = X509Req.from_cryptography(crypto_req)
assert isinstance(req, X509Req)
def test_convert_from_cryptography_unsupported_type(self):
with pytest.raises(TypeError):
X509Req.from_cryptography(object())
def test_convert_to_cryptography_key(self):
req = load_certificate_request(
FILETYPE_PEM, cleartextCertificateRequestPEM
)
crypto_req = req.to_cryptography()
assert isinstance(crypto_req, x509.CertificateSigningRequest)
class TestX509(_PKeyInteractionTestsMixin):
"""
Tests for `OpenSSL.crypto.X509`.
"""
pemData = cleartextCertificatePEM + cleartextPrivateKeyPEM
extpem = """
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----
"""
def signable(self):
"""
Create and return a new `X509`.
"""
return X509()
def test_type(self):
"""
`X509` can be used to create instances of that type.
"""
assert is_consistent_type(X509, 'X509')
def test_construction(self):
"""
`X509` takes no arguments and returns an instance of `X509`.
"""
certificate = X509()
assert isinstance(certificate, X509)
assert type(certificate).__name__ == 'X509'
assert type(certificate) == X509
def test_set_version_wrong_args(self):
"""
`X509.set_version` raises `TypeError` if invoked with an argument
not of type `int`.
"""
cert = X509()
with pytest.raises(TypeError):
cert.set_version(None)
def test_version(self):
"""
`X509.set_version` sets the certificate version number.
`X509.get_version` retrieves it.
"""
cert = X509()
cert.set_version(1234)
assert cert.get_version() == 1234
def test_serial_number(self):
"""
The serial number of an `X509` can be retrieved and
modified with `X509.get_serial_number` and
`X509.set_serial_number`.
"""
certificate = X509()
with pytest.raises(TypeError):
certificate.set_serial_number("1")
assert certificate.get_serial_number() == 0
certificate.set_serial_number(1)
assert certificate.get_serial_number() == 1
certificate.set_serial_number(2 ** 32 + 1)
assert certificate.get_serial_number() == 2 ** 32 + 1
certificate.set_serial_number(2 ** 64 + 1)
assert certificate.get_serial_number() == 2 ** 64 + 1
certificate.set_serial_number(2 ** 128 + 1)
assert certificate.get_serial_number() == 2 ** 128 + 1
def _setBoundTest(self, which):
"""
`X509.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.
assert get() is None
# GMT (Or is it UTC?) -exarkun
when = b"20040203040506Z"
set(when)
assert get() == when
# A plus two hours and thirty minutes offset
when = b"20040203040506+0530"
set(when)
assert get() == when
# A minus one hour fifteen minutes offset
when = b"20040203040506-0115"
set(when)
assert get() == when
# An invalid string results in a ValueError
with pytest.raises(ValueError):
set(b"foo bar")
# The wrong number of arguments results in a TypeError.
with pytest.raises(TypeError):
set()
with pytest.raises(TypeError):
set(b"20040203040506Z", b"20040203040506Z")
with pytest.raises(TypeError):
get(b"foo bar")
# XXX ASN1_TIME (not GENERALIZEDTIME)
def test_set_notBefore(self):
"""
`X509.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):
"""
`X509.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):
"""
`X509.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, old_root_cert_pem)
assert cert.get_notBefore() == b"20090325123658Z"
def test_get_notAfter(self):
"""
`X509.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, old_root_cert_pem)
assert cert.get_notAfter() == b"20170611123658Z"
def test_gmtime_adj_notBefore_wrong_args(self):
"""
`X509.gmtime_adj_notBefore` raises `TypeError` if called with a
non-`int` argument.
"""
cert = X509()
with pytest.raises(TypeError):
cert.gmtime_adj_notBefore(None)
@flaky.flaky
def test_gmtime_adj_notBefore(self):
"""
`X509.gmtime_adj_notBefore` changes the not-before timestamp to be the
current time plus the number of seconds passed in.
"""
cert = load_certificate(FILETYPE_PEM, self.pemData)
not_before_min = (
datetime.utcnow().replace(microsecond=0) + timedelta(seconds=100)
)
cert.gmtime_adj_notBefore(100)
not_before = datetime.strptime(
cert.get_notBefore().decode(), "%Y%m%d%H%M%SZ"
)
not_before_max = datetime.utcnow() + timedelta(seconds=100)
assert not_before_min <= not_before <= not_before_max
def test_gmtime_adj_notAfter_wrong_args(self):
"""
`X509.gmtime_adj_notAfter` raises `TypeError` if called with a
non-`int` argument.
"""
cert = X509()
with pytest.raises(TypeError):
cert.gmtime_adj_notAfter(None)
@flaky.flaky
def test_gmtime_adj_notAfter(self):
"""
`X509.gmtime_adj_notAfter` changes the not-after timestamp
to be the current time plus the number of seconds passed in.
"""
cert = load_certificate(FILETYPE_PEM, self.pemData)
not_after_min = (
datetime.utcnow().replace(microsecond=0) + timedelta(seconds=100)
)
cert.gmtime_adj_notAfter(100)
not_after = datetime.strptime(
cert.get_notAfter().decode(), "%Y%m%d%H%M%SZ"
)
not_after_max = datetime.utcnow() + timedelta(seconds=100)
assert not_after_min <= not_after <= not_after_max
def test_has_expired(self):
"""
`X509.has_expired` returns `True` if the certificate's not-after time
is in the past.
"""
cert = X509()
cert.gmtime_adj_notAfter(-1)
assert cert.has_expired()
def test_has_not_expired(self):
"""
`X509.has_expired` returns `False` if the certificate's not-after time
is in the future.
"""
cert = X509()
cert.gmtime_adj_notAfter(2)
assert not cert.has_expired()
def test_root_has_not_expired(self):
"""
`X509.has_expired` returns `False` if the certificate's not-after time
is in the future.
"""
cert = load_certificate(FILETYPE_PEM, root_cert_pem)
assert not cert.has_expired()
def test_digest(self):
"""
`X509.digest` returns a string giving ":"-separated hex-encoded
words of the digest of the certificate.
"""
cert = load_certificate(FILETYPE_PEM, old_root_cert_pem)
assert (
# This is MD5 instead of GOOD_DIGEST because the digest algorithm
# actually matters to the assertion (ie, another arbitrary, good
# digest will not product the same digest).
# Digest verified with the command:
# openssl x509 -in root_cert.pem -noout -fingerprint -md5
cert.digest("MD5") ==
b"19:B3:05:26:2B:F8:F2:FF:0B:8F:21:07:A8:28:B8:75")
def _extcert(self, pkey, extensions):
cert = X509()
cert.set_pubkey(pkey)
cert.get_subject().commonName = "Unit Tests"
cert.get_issuer().commonName = "Unit Tests"
when = datetime.now().strftime("%Y%m%d%H%M%SZ").encode("ascii")
cert.set_notBefore(when)
cert.set_notAfter(when)
cert.add_extensions(extensions)
cert.sign(pkey, 'sha1')
return load_certificate(
FILETYPE_PEM, dump_certificate(FILETYPE_PEM, cert))
def test_extension_count(self):
"""
`X509.get_extension_count` returns the number of extensions
that are present in the certificate.
"""
pkey = load_privatekey(FILETYPE_PEM, client_key_pem)
ca = X509Extension(b'basicConstraints', True, b'CA:FALSE')
key = X509Extension(b'keyUsage', True, b'digitalSignature')
subjectAltName = X509Extension(
b'subjectAltName', True, b'DNS:example.com')
# Try a certificate with no extensions at all.
c = self._extcert(pkey, [])
assert c.get_extension_count() == 0
# And a certificate with one
c = self._extcert(pkey, [ca])
assert c.get_extension_count() == 1
# And a certificate with several
c = self._extcert(pkey, [ca, key, subjectAltName])
assert c.get_extension_count() == 3
def test_get_extension(self):
"""
`X509.get_extension` takes an integer and returns an
`X509Extension` corresponding to the extension at that index.
"""
pkey = load_privatekey(FILETYPE_PEM, client_key_pem)
ca = X509Extension(b'basicConstraints', True, b'CA:FALSE')
key = X509Extension(b'keyUsage', True, b'digitalSignature')
subjectAltName = X509Extension(
b'subjectAltName', False, b'DNS:example.com')
cert = self._extcert(pkey, [ca, key, subjectAltName])
ext = cert.get_extension(0)
assert isinstance(ext, X509Extension)
assert ext.get_critical()
assert ext.get_short_name() == b'basicConstraints'
ext = cert.get_extension(1)
assert isinstance(ext, X509Extension)
assert ext.get_critical()
assert ext.get_short_name() == b'keyUsage'
ext = cert.get_extension(2)
assert isinstance(ext, X509Extension)
assert not ext.get_critical()
assert ext.get_short_name() == b'subjectAltName'
with pytest.raises(IndexError):
cert.get_extension(-1)
with pytest.raises(IndexError):
cert.get_extension(4)
with pytest.raises(TypeError):
cert.get_extension("hello")
def test_nullbyte_subjectAltName(self):
"""
The fields of a `subjectAltName` extension on an X509 may contain NUL
bytes and this value is reflected in the string representation of the
extension object.
"""
cert = load_certificate(FILETYPE_PEM, nulbyteSubjectAltNamePEM)
ext = cert.get_extension(3)
assert ext.get_short_name() == b'subjectAltName'
assert (
b"DNS:altnull.python.org\x00example.com, "
b"email:null@python.org\x00user@example.org, "
b"URI:http://null.python.org\x00http://example.org, "
b"IP Address:192.0.2.1, IP Address:2001:DB8:0:0:0:0:0:1\n" ==
str(ext).encode("ascii"))
def test_invalid_digest_algorithm(self):
"""
`X509.digest` raises `ValueError` if called with an unrecognized hash
algorithm.
"""
cert = X509()
with pytest.raises(ValueError):
cert.digest(BAD_DIGEST)
def test_get_subject(self):
"""
`X509.get_subject` returns an `X509Name` instance.
"""
cert = load_certificate(FILETYPE_PEM, self.pemData)
subj = cert.get_subject()
assert isinstance(subj, X509Name)
assert (
subj.get_components() ==
[(b'C', b'US'), (b'ST', b'IL'), (b'L', b'Chicago'),
(b'O', b'Testing'), (b'CN', b'Testing Root CA')])
def test_set_subject_wrong_args(self):
"""
`X509.set_subject` raises a `TypeError` if called with an argument not
of type `X509Name`.
"""
cert = X509()
with pytest.raises(TypeError):
cert.set_subject(None)
def test_set_subject(self):
"""
`X509.set_subject` changes the subject of the certificate to the one
passed in.
"""
cert = X509()
name = cert.get_subject()
name.C = 'AU'
name.OU = 'Unit Tests'
cert.set_subject(name)
assert (
cert.get_subject().get_components() ==
[(b'C', b'AU'), (b'OU', b'Unit Tests')])
def test_get_issuer(self):
"""
`X509.get_issuer` returns an `X509Name` instance.
"""
cert = load_certificate(FILETYPE_PEM, self.pemData)
subj = cert.get_issuer()
assert isinstance(subj, X509Name)
comp = subj.get_components()
assert (
comp ==
[(b'C', b'US'), (b'ST', b'IL'), (b'L', b'Chicago'),
(b'O', b'Testing'), (b'CN', b'Testing Root CA')])
def test_set_issuer_wrong_args(self):
"""
`X509.set_issuer` raises a `TypeError` if called with an argument not
of type `X509Name`.
"""
cert = X509()
with pytest.raises(TypeError):
cert.set_issuer(None)
def test_set_issuer(self):
"""
`X509.set_issuer` changes the issuer of the certificate to the
one passed in.
"""
cert = X509()
name = cert.get_issuer()
name.C = 'AU'
name.OU = 'Unit Tests'
cert.set_issuer(name)
assert (
cert.get_issuer().get_components() ==
[(b'C', b'AU'), (b'OU', b'Unit Tests')])
def test_get_pubkey_uninitialized(self):
"""
When called on a certificate with no public key, `X509.get_pubkey`
raises `OpenSSL.crypto.Error`.
"""
cert = X509()
with pytest.raises(Error):
cert.get_pubkey()
def test_set_pubkey_wrong_type(self):
"""
`X509.set_pubkey` raises `TypeError` when given an object of the
wrong type.
"""
cert = X509()
with pytest.raises(TypeError):
cert.set_pubkey(object())
def test_subject_name_hash(self):
"""
`X509.subject_name_hash` returns the hash of the certificate's
subject name.
"""
cert = load_certificate(FILETYPE_PEM, self.pemData)
# SHA1
assert cert.subject_name_hash() == 3278919224
def test_get_signature_algorithm(self):
"""
`X509.get_signature_algorithm` returns a string which means
the algorithm used to sign the certificate.
"""
cert = load_certificate(FILETYPE_PEM, self.pemData)
assert b"sha1WithRSAEncryption" == cert.get_signature_algorithm()
def test_get_undefined_signature_algorithm(self):
"""
`X509.get_signature_algorithm` raises `ValueError` if the signature
algorithm is undefined or unknown.
"""
# This certificate has been modified to indicate a bogus OID in the
# signature algorithm field so that OpenSSL does not recognize it.
certPEM = b"""\
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----
"""
cert = load_certificate(FILETYPE_PEM, certPEM)
with pytest.raises(ValueError):
cert.get_signature_algorithm()
def test_sign_bad_pubkey_type(self):
"""
`X509.sign` raises `TypeError` when called with the wrong type.
"""
cert = X509()
with pytest.raises(TypeError):
cert.sign(object(), b"sha256")
def test_convert_from_cryptography(self):
crypto_cert = x509.load_pem_x509_certificate(
intermediate_cert_pem, backend
)
cert = X509.from_cryptography(crypto_cert)
assert isinstance(cert, X509)
assert cert.get_version() == crypto_cert.version.value
def test_convert_from_cryptography_unsupported_type(self):
with pytest.raises(TypeError):
X509.from_cryptography(object())
def test_convert_to_cryptography_key(self):
cert = load_certificate(FILETYPE_PEM, intermediate_cert_pem)
crypto_cert = cert.to_cryptography()
assert isinstance(crypto_cert, x509.Certificate)
assert crypto_cert.version.value == cert.get_version()
class TestX509Store(object):
"""
Test for `OpenSSL.crypto.X509Store`.
"""
def test_type(self):
"""
`X509Store` is a type object.
"""
assert is_consistent_type(X509Store, 'X509Store')
def test_add_cert(self):
"""
`X509Store.add_cert` adds a `X509` instance to the certificate store.
"""
cert = load_certificate(FILETYPE_PEM, cleartextCertificatePEM)
store = X509Store()
store.add_cert(cert)
@pytest.mark.parametrize('cert', [None, 1.0, 'cert', object()])
def test_add_cert_wrong_args(self, cert):
"""
`X509Store.add_cert` raises `TypeError` if passed a non-X509 object
as its first argument.
"""
store = X509Store()
with pytest.raises(TypeError):
store.add_cert(cert)
def test_add_cert_accepts_duplicate(self):
"""
`X509Store.add_cert` doesn't raise `OpenSSL.crypto.Error` if an attempt
is made to add the same certificate to the store more than once.
"""
cert = load_certificate(FILETYPE_PEM, cleartextCertificatePEM)
store = X509Store()
store.add_cert(cert)
store.add_cert(cert)
class TestPKCS12(object):
"""
Test for `OpenSSL.crypto.PKCS12` and `OpenSSL.crypto.load_pkcs12`.
"""
pemData = cleartextCertificatePEM + cleartextPrivateKeyPEM
def test_type(self):
"""
`PKCS12` is a type object.
"""
assert is_consistent_type(PKCS12, 'PKCS12')
def test_empty_construction(self):
"""
`PKCS12` returns a new instance of `PKCS12` with no certificate,
private key, CA certificates, or friendly name.
"""
p12 = PKCS12()
assert None is p12.get_certificate()
assert None is p12.get_privatekey()
assert None is p12.get_ca_certificates()
assert None is p12.get_friendlyname()
def test_type_errors(self):
"""
The `PKCS12` setter functions (`set_certificate`, `set_privatekey`,
`set_ca_certificates`, and `set_friendlyname`) raise `TypeError`
when passed objects of types other than those expected.
"""
p12 = PKCS12()
for bad_arg in [3, PKey(), X509]:
with pytest.raises(TypeError):
p12.set_certificate(bad_arg)
for bad_arg in [3, 'legbone', X509()]:
with pytest.raises(TypeError):
p12.set_privatekey(bad_arg)
for bad_arg in [3, X509(), (3, 4), (PKey(),)]:
with pytest.raises(TypeError):
p12.set_ca_certificates(bad_arg)
for bad_arg in [6, ('foo', 'bar')]:
with pytest.raises(TypeError):
p12.set_friendlyname(bad_arg)
def test_key_only(self):
"""
A `PKCS12` with only a private key can be exported using
`PKCS12.export` and loaded again using `load_pkcs12`.
"""
passwd = b"blah"
p12 = PKCS12()
pkey = load_privatekey(FILETYPE_PEM, cleartextPrivateKeyPEM)
p12.set_privatekey(pkey)
assert None is p12.get_certificate()
assert 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)
assert None is p12.get_ca_certificates()
assert None is p12.get_certificate()
# OpenSSL fails to bring the key back to us. So sad. Perhaps in the
# future this will be improved.
assert isinstance(p12.get_privatekey(), (PKey, type(None)))
def test_cert_only(self):
"""
A `PKCS12` with only a certificate can be exported using
`PKCS12.export` and loaded again using `load_pkcs12`.
"""
passwd = b"blah"
p12 = PKCS12()
cert = load_certificate(FILETYPE_PEM, cleartextCertificatePEM)
p12.set_certificate(cert)
assert cert == p12.get_certificate()
assert None is 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)
assert None is p12.get_privatekey()
# OpenSSL fails to bring the cert back to us. Groany mcgroan.
assert 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.
assert (
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))
assert ret is None
if key_pem:
ret = p12.set_privatekey(load_privatekey(FILETYPE_PEM, key_pem))
assert ret is None
if ca_pem:
ret = p12.set_ca_certificates(
(load_certificate(FILETYPE_PEM, ca_pem),)
)
assert ret is None
if friendly_name:
ret = p12.set_friendlyname(friendly_name)
assert ret is None
return p12
def check_recovery(self, p12_str, key=None, cert=None, ca=None, passwd=b"",
extra=()):
"""
Use openssl program to confirm three components are recoverable from a
PKCS12 string.
"""
if key:
recovered_key = _runopenssl(
p12_str, b"pkcs12", b"-nocerts", b"-nodes", b"-passin",
b"pass:" + passwd, *extra)
assert recovered_key[-len(key):] == key
if cert:
recovered_cert = _runopenssl(
p12_str, b"pkcs12", b"-clcerts", b"-nodes", b"-passin",
b"pass:" + passwd, b"-nokeys", *extra)
assert recovered_cert[-len(cert):] == cert
if ca:
recovered_cert = _runopenssl(
p12_str, b"pkcs12", b"-cacerts", b"-nodes", b"-passin",
b"pass:" + passwd, b"-nokeys", *extra)
assert recovered_cert[-len(ca):] == ca
def verify_pkcs12_container(self, p12):
"""
Verify that the PKCS#12 container contains the correct client
certificate and private key.
:param p12: The PKCS12 instance to verify.
:type p12: `PKCS12`
"""
cert_pem = dump_certificate(FILETYPE_PEM, p12.get_certificate())
key_pem = dump_privatekey(FILETYPE_PEM, p12.get_privatekey())
assert (
(client_cert_pem, client_key_pem, None) ==
(cert_pem, key_pem, p12.get_ca_certificates()))
def test_load_pkcs12(self):
"""
A PKCS12 string generated using the openssl command line can be loaded
with `load_pkcs12` and its components extracted and examined.
"""
passwd = b"whatever"
pem = client_key_pem + client_cert_pem
p12_str = _runopenssl(
pem,
b"pkcs12",
b"-export",
b"-clcerts",
b"-passout",
b"pass:" + passwd
)
p12 = load_pkcs12(p12_str, passphrase=passwd)
self.verify_pkcs12_container(p12)
def test_load_pkcs12_text_passphrase(self):
"""
A PKCS12 string generated using the openssl command line can be loaded
with `load_pkcs12` and its components extracted and examined.
Using text as passphrase instead of bytes. DeprecationWarning expected.
"""
pem = client_key_pem + client_cert_pem
passwd = b"whatever"
p12_str = _runopenssl(pem, b"pkcs12", b"-export", b"-clcerts",
b"-passout", b"pass:" + passwd)
with pytest.warns(DeprecationWarning) as w:
simplefilter("always")
p12 = load_pkcs12(p12_str, passphrase=b"whatever".decode("ascii"))
assert (
"{0} for passphrase is no longer accepted, use bytes".format(
WARNING_TYPE_EXPECTED
) == str(w[-1].message))
self.verify_pkcs12_container(p12)
def test_load_pkcs12_no_passphrase(self):
"""
A PKCS12 string generated using openssl command line can be loaded with
`load_pkcs12` without a passphrase and its components extracted
and examined.
"""
pem = client_key_pem + client_cert_pem
p12_str = _runopenssl(
pem, b"pkcs12", b"-export", b"-clcerts", b"-passout", b"pass:")
p12 = load_pkcs12(p12_str)
self.verify_pkcs12_container(p12)
def _dump_and_load(self, dump_passphrase, load_passphrase):
"""
A helper method to dump and load a PKCS12 object.
"""
p12 = self.gen_pkcs12(client_cert_pem, client_key_pem)
dumped_p12 = p12.export(passphrase=dump_passphrase, iter=2, maciter=3)
return load_pkcs12(dumped_p12, passphrase=load_passphrase)
def test_load_pkcs12_null_passphrase_load_empty(self):
"""
A PKCS12 string can be dumped with a null passphrase, loaded with an
empty passphrase with `load_pkcs12`, and its components
extracted and examined.
"""
self.verify_pkcs12_container(
self._dump_and_load(dump_passphrase=None, load_passphrase=b''))
def test_load_pkcs12_null_passphrase_load_null(self):
"""
A PKCS12 string can be dumped with a null passphrase, loaded with a
null passphrase with `load_pkcs12`, and its components
extracted and examined.
"""
self.verify_pkcs12_container(
self._dump_and_load(dump_passphrase=None, load_passphrase=None))
def test_load_pkcs12_empty_passphrase_load_empty(self):
"""
A PKCS12 string can be dumped with an empty passphrase, loaded with an
empty passphrase with `load_pkcs12`, and its components
extracted and examined.
"""
self.verify_pkcs12_container(
self._dump_and_load(dump_passphrase=b'', load_passphrase=b''))
def test_load_pkcs12_empty_passphrase_load_null(self):
"""
A PKCS12 string can be dumped with an empty passphrase, loaded with a
null passphrase with `load_pkcs12`, and its components
extracted and examined.
"""
self.verify_pkcs12_container(
self._dump_and_load(dump_passphrase=b'', load_passphrase=None))
def test_load_pkcs12_garbage(self):
"""
`load_pkcs12` raises `OpenSSL.crypto.Error` when passed
a string which is not a PKCS12 dump.
"""
passwd = 'whatever'
with pytest.raises(Error) as err:
load_pkcs12(b'fruit loops', passwd)
assert err.value.args[0][0][0] == 'asn1 encoding routines'
assert len(err.value.args[0][0]) == 3
def test_replace(self):
"""
`PKCS12.set_certificate` replaces the certificate in a PKCS12
cluster. `PKCS12.set_privatekey` replaces the private key.
`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
assert 1 == len(p12.get_ca_certificates())
assert root_cert == p12.get_ca_certificates()[0]
p12.set_ca_certificates([client_cert, root_cert])
assert 2 == len(p12.get_ca_certificates())
assert client_cert == p12.get_ca_certificates()[0]
assert root_cert == p12.get_ca_certificates()[1]
def test_friendly_name(self):
"""
The *friendlyName* of a PKCS12 can be set and retrieved via
`PKCS12.get_friendlyname` and `PKCS12_set_friendlyname`, and a
`PKCS12` with a friendly name set can be dumped with `PKCS12.export`.
"""
passwd = b'Dogmeat[]{}!@#$%^&*()~`?/.,<>-_+=";:'
p12 = self.gen_pkcs12(server_cert_pem, server_key_pem, root_cert_pem)
for friendly_name in [b'Serverlicious', None, b'###']:
p12.set_friendlyname(friendly_name)
assert p12.get_friendlyname() == friendly_name
dumped_p12 = p12.export(passphrase=passwd, iter=2, maciter=3)
reloaded_p12 = load_pkcs12(dumped_p12, passwd)
assert 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 = b""
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 `None` to `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)
assert None is p12.get_ca_certificates()
def test_export_without_mac(self):
"""
Exporting a PKCS12 with a `maciter` of `-1` excludes the MAC entirely.
"""
passwd = b"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=(b"-nomacver",))
def test_load_without_mac(self):
"""
Loading a PKCS12 without a MAC does something other than crash.
"""
passwd = b"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.
assert 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 = b'Hobie 18'
p12 = self.gen_pkcs12(server_cert_pem, server_key_pem)
p12.set_ca_certificates([])
assert () == 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 `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=b"")
def test_export_without_bytes(self):
"""
Test `PKCS12.export` with text not bytes as passphrase
"""
p12 = self.gen_pkcs12(server_cert_pem, server_key_pem, root_cert_pem)
with pytest.warns(DeprecationWarning) as w:
simplefilter("always")
dumped_p12 = p12.export(passphrase=b"randomtext".decode("ascii"))
assert (
"{0} for passphrase is no longer accepted, use bytes".format(
WARNING_TYPE_EXPECTED
) == str(w[-1].message))
self.check_recovery(
dumped_p12,
key=server_key_pem,
cert=server_cert_pem,
passwd=b"randomtext"
)
def test_key_cert_mismatch(self):
"""
`PKCS12.export` raises an exception when a key and certificate
mismatch.
"""
p12 = self.gen_pkcs12(server_cert_pem, client_key_pem, root_cert_pem)
with pytest.raises(Error):
p12.export()
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.
"""
proc = Popen([b"openssl"] + list(args), stdin=PIPE, stdout=PIPE)
proc.stdin.write(pem)
proc.stdin.close()
output = proc.stdout.read()
proc.stdout.close()
proc.wait()
return output
class TestLoadPublicKey(object):
"""
Tests for :func:`load_publickey`.
"""
def test_loading_works(self):
"""
load_publickey loads public keys and sets correct attributes.
"""
key = load_publickey(FILETYPE_PEM, cleartextPublicKeyPEM)
assert True is key._only_public
assert 2048 == key.bits()
assert TYPE_RSA == key.type()
def test_invalid_type(self):
"""
load_publickey doesn't support FILETYPE_TEXT.
"""
with pytest.raises(ValueError):
load_publickey(FILETYPE_TEXT, cleartextPublicKeyPEM)
def test_invalid_key_format(self):
"""
load_publickey explodes on incorrect keys.
"""
with pytest.raises(Error):
load_publickey(FILETYPE_ASN1, cleartextPublicKeyPEM)
def test_tolerates_unicode_strings(self):
"""
load_publickey works with text strings, not just bytes.
"""
serialized = cleartextPublicKeyPEM.decode('ascii')
key = load_publickey(FILETYPE_PEM, serialized)
dumped_pem = dump_publickey(FILETYPE_PEM, key)
assert dumped_pem == cleartextPublicKeyPEM
class TestFunction(object):
"""
Tests for free-functions in the `OpenSSL.crypto` module.
"""
def test_load_privatekey_invalid_format(self):
"""
`load_privatekey` raises `ValueError` if passed an unknown filetype.
"""
with pytest.raises(ValueError):
load_privatekey(100, root_key_pem)
def test_load_privatekey_invalid_passphrase_type(self):
"""
`load_privatekey` raises `TypeError` if passed a passphrase that is
neither a `str` nor a callable.
"""
with pytest.raises(TypeError):
load_privatekey(
FILETYPE_PEM, encryptedPrivateKeyPEMPassphrase, object())
def test_load_privatekey_wrongPassphrase(self):
"""
`load_privatekey` raises `OpenSSL.crypto.Error` when it is passed an
encrypted PEM and an incorrect passphrase.
"""
with pytest.raises(Error) as err:
load_privatekey(FILETYPE_PEM, encryptedPrivateKeyPEM, b"quack")
assert err.value.args[0] != []
def test_load_privatekey_passphraseWrongType(self):
"""
`load_privatekey` raises `ValueError` when it is passeda passphrase
with a private key encoded in a format, that doesn't support
encryption.
"""
key = load_privatekey(FILETYPE_PEM, cleartextPrivateKeyPEM)
blob = dump_privatekey(FILETYPE_ASN1, key)
with pytest.raises(ValueError):
load_privatekey(FILETYPE_ASN1, blob, "secret")
def test_load_privatekey_passphrase(self):
"""
`load_privatekey` can create a `PKey` object from an encrypted PEM
string if given the passphrase.
"""
key = load_privatekey(
FILETYPE_PEM, encryptedPrivateKeyPEM,
encryptedPrivateKeyPEMPassphrase)
assert isinstance(key, PKey)
def test_load_privatekey_passphrase_exception(self):
"""
If the passphrase callback raises an exception, that exception is
raised by `load_privatekey`.
"""
def cb(ignored):
raise ArithmeticError
with pytest.raises(ArithmeticError):
load_privatekey(FILETYPE_PEM, encryptedPrivateKeyPEM, cb)
def test_load_privatekey_wrongPassphraseCallback(self):
"""
`load_privatekey` raises `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 b"quack"
with pytest.raises(Error) as err:
load_privatekey(FILETYPE_PEM, encryptedPrivateKeyPEM, cb)
assert called
assert err.value.args[0] != []
def test_load_privatekey_passphraseCallback(self):
"""
`load_privatekey` can create a `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)
assert isinstance(key, PKey)
assert called == [False]
def test_load_privatekey_passphrase_wrong_return_type(self):
"""
`load_privatekey` raises `ValueError` if the passphrase callback
returns something other than a byte string.
"""
with pytest.raises(ValueError):
load_privatekey(
FILETYPE_PEM, encryptedPrivateKeyPEM, lambda *args: 3)
def test_dump_privatekey_wrong_args(self):
"""
`dump_privatekey` raises `TypeError` if called with a `cipher`
argument but no `passphrase` argument.
"""
key = PKey()
key.generate_key(TYPE_RSA, 512)
with pytest.raises(TypeError):
dump_privatekey(FILETYPE_PEM, key, cipher=GOOD_CIPHER)
def test_dump_privatekey_not_rsa_key(self):
"""
`dump_privatekey` raises `TypeError` if called with a key that is
not RSA.
"""
key = PKey()
key.generate_key(TYPE_DSA, 512)
with pytest.raises(TypeError):
dump_privatekey(FILETYPE_TEXT, key)
def test_dump_privatekey_invalid_pkey(self):
with pytest.raises(TypeError):
dump_privatekey(FILETYPE_TEXT, object())
def test_dump_privatekey_unknown_cipher(self):
"""
`dump_privatekey` raises `ValueError` if called with an unrecognized
cipher name.
"""
key = PKey()
key.generate_key(TYPE_RSA, 512)
with pytest.raises(ValueError):
dump_privatekey(FILETYPE_PEM, key, BAD_CIPHER, "passphrase")
def test_dump_privatekey_invalid_passphrase_type(self):
"""
`dump_privatekey` raises `TypeError` if called with a passphrase which
is neither a `str` nor a callable.
"""
key = PKey()
key.generate_key(TYPE_RSA, 512)
with pytest.raises(TypeError):
dump_privatekey(FILETYPE_PEM, key, GOOD_CIPHER, object())
def test_dump_privatekey_invalid_filetype(self):
"""
`dump_privatekey` raises `ValueError` if called with an unrecognized
filetype.
"""
key = PKey()
key.generate_key(TYPE_RSA, 512)
with pytest.raises(ValueError):
dump_privatekey(100, key)
def test_load_privatekey_passphrase_callback_length(self):
"""
`crypto.load_privatekey` should raise an error when the passphrase
provided by the callback is too long, not silently truncate it.
"""
def cb(ignored):
return "a" * 1025
with pytest.raises(ValueError):
load_privatekey(FILETYPE_PEM, encryptedPrivateKeyPEM, cb)
def test_dump_privatekey_passphrase(self):
"""
`dump_privatekey` writes an encrypted PEM when given a passphrase.
"""
passphrase = b"foo"
key = load_privatekey(FILETYPE_PEM, cleartextPrivateKeyPEM)
pem = dump_privatekey(FILETYPE_PEM, key, GOOD_CIPHER, passphrase)
assert isinstance(pem, bytes)
loadedKey = load_privatekey(FILETYPE_PEM, pem, passphrase)
assert isinstance(loadedKey, PKey)
assert loadedKey.type() == key.type()
assert loadedKey.bits() == key.bits()
def test_dump_privatekey_passphrase_wrong_type(self):
"""
`dump_privatekey` raises `ValueError` when it is passed a passphrase
with a private key encoded in a format, that doesn't support
encryption.
"""
key = load_privatekey(FILETYPE_PEM, cleartextPrivateKeyPEM)
with pytest.raises(ValueError):
dump_privatekey(FILETYPE_ASN1, key, GOOD_CIPHER, "secret")
def test_dump_certificate(self):
"""
`dump_certificate` writes PEM, DER, and text.
"""
pemData = cleartextCertificatePEM + cleartextPrivateKeyPEM
cert = load_certificate(FILETYPE_PEM, pemData)
dumped_pem = dump_certificate(FILETYPE_PEM, cert)
assert dumped_pem == cleartextCertificatePEM
dumped_der = dump_certificate(FILETYPE_ASN1, cert)
good_der = _runopenssl(dumped_pem, b"x509", b"-outform", b"DER")
assert dumped_der == good_der
cert2 = load_certificate(FILETYPE_ASN1, dumped_der)
dumped_pem2 = dump_certificate(FILETYPE_PEM, cert2)
assert dumped_pem2 == cleartextCertificatePEM
dumped_text = dump_certificate(FILETYPE_TEXT, cert)
good_text = _runopenssl(
dumped_pem, b"x509", b"-noout", b"-text", b"-nameopt", b"")
assert dumped_text == good_text
def test_dump_certificate_bad_type(self):
"""
`dump_certificate` raises a `ValueError` if it's called with
a bad type.
"""
cert = load_certificate(FILETYPE_PEM, cleartextCertificatePEM)
with pytest.raises(ValueError):
dump_certificate(object(), cert)
def test_dump_privatekey_pem(self):
"""
`dump_privatekey` writes a PEM
"""
key = load_privatekey(FILETYPE_PEM, cleartextPrivateKeyPEM)
assert key.check()
dumped_pem = dump_privatekey(FILETYPE_PEM, key)
assert dumped_pem == cleartextPrivateKeyPEM
def test_dump_privatekey_asn1(self):
"""
`dump_privatekey` writes a DER
"""
key = load_privatekey(FILETYPE_PEM, cleartextPrivateKeyPEM)
dumped_pem = dump_privatekey(FILETYPE_PEM, key)
dumped_der = dump_privatekey(FILETYPE_ASN1, key)
# XXX This OpenSSL call writes "writing RSA key" to standard out. Sad.
good_der = _runopenssl(dumped_pem, b"rsa", b"-outform", b"DER")
assert dumped_der == good_der
key2 = load_privatekey(FILETYPE_ASN1, dumped_der)
dumped_pem2 = dump_privatekey(FILETYPE_PEM, key2)
assert dumped_pem2 == cleartextPrivateKeyPEM
def test_dump_privatekey_text(self):
"""
`dump_privatekey` writes a text
"""
key = load_privatekey(FILETYPE_PEM, cleartextPrivateKeyPEM)
dumped_pem = dump_privatekey(FILETYPE_PEM, key)
dumped_text = dump_privatekey(FILETYPE_TEXT, key)
good_text = _runopenssl(dumped_pem, b"rsa", b"-noout", b"-text")
assert dumped_text == good_text
def test_dump_publickey_pem(self):
"""
dump_publickey writes a PEM.
"""
key = load_publickey(FILETYPE_PEM, cleartextPublicKeyPEM)
dumped_pem = dump_publickey(FILETYPE_PEM, key)
assert dumped_pem == cleartextPublicKeyPEM
def test_dump_publickey_asn1(self):
"""
dump_publickey writes a DER.
"""
key = load_publickey(FILETYPE_PEM, cleartextPublicKeyPEM)
dumped_der = dump_publickey(FILETYPE_ASN1, key)
key2 = load_publickey(FILETYPE_ASN1, dumped_der)
dumped_pem2 = dump_publickey(FILETYPE_PEM, key2)
assert dumped_pem2 == cleartextPublicKeyPEM
def test_dump_publickey_invalid_type(self):
"""
dump_publickey doesn't support FILETYPE_TEXT.
"""
key = load_publickey(FILETYPE_PEM, cleartextPublicKeyPEM)
with pytest.raises(ValueError):
dump_publickey(FILETYPE_TEXT, key)
def test_dump_certificate_request(self):
"""
`dump_certificate_request` writes a PEM, DER, and text.
"""
req = load_certificate_request(
FILETYPE_PEM, cleartextCertificateRequestPEM)
dumped_pem = dump_certificate_request(FILETYPE_PEM, req)
assert dumped_pem == cleartextCertificateRequestPEM
dumped_der = dump_certificate_request(FILETYPE_ASN1, req)
good_der = _runopenssl(dumped_pem, b"req", b"-outform", b"DER")
assert dumped_der == good_der
req2 = load_certificate_request(FILETYPE_ASN1, dumped_der)
dumped_pem2 = dump_certificate_request(FILETYPE_PEM, req2)
assert dumped_pem2 == cleartextCertificateRequestPEM
dumped_text = dump_certificate_request(FILETYPE_TEXT, req)
good_text = _runopenssl(
dumped_pem, b"req", b"-noout", b"-text", b"-nameopt", b"")
assert dumped_text == good_text
with pytest.raises(ValueError):
dump_certificate_request(100, req)
def test_dump_privatekey_passphrase_callback(self):
"""
`dump_privatekey` writes an encrypted PEM when given a callback
which returns the correct passphrase.
"""
passphrase = b"foo"
called = []
def cb(writing):
called.append(writing)
return passphrase
key = load_privatekey(FILETYPE_PEM, cleartextPrivateKeyPEM)
pem = dump_privatekey(FILETYPE_PEM, key, GOOD_CIPHER, cb)
assert isinstance(pem, bytes)
assert called == [True]
loadedKey = load_privatekey(FILETYPE_PEM, pem, passphrase)
assert isinstance(loadedKey, PKey)
assert loadedKey.type() == key.type()
assert loadedKey.bits() == key.bits()
def test_dump_privatekey_passphrase_exception(self):
"""
`dump_privatekey` should not overwrite the exception raised
by the passphrase callback.
"""
def cb(ignored):
raise ArithmeticError
key = load_privatekey(FILETYPE_PEM, cleartextPrivateKeyPEM)
with pytest.raises(ArithmeticError):
dump_privatekey(FILETYPE_PEM, key, GOOD_CIPHER, cb)
def test_dump_privatekey_passphraseCallbackLength(self):
"""
`crypto.dump_privatekey` should raise an error when the passphrase
provided by the callback is too long, not silently truncate it.
"""
def cb(ignored):
return "a" * 1025
key = load_privatekey(FILETYPE_PEM, cleartextPrivateKeyPEM)
with pytest.raises(ValueError):
dump_privatekey(FILETYPE_PEM, key, GOOD_CIPHER, cb)
def test_load_pkcs7_data_pem(self):
"""
`load_pkcs7_data` accepts a PKCS#7 string and returns an instance of
`PKCS`.
"""
pkcs7 = load_pkcs7_data(FILETYPE_PEM, pkcs7Data)
assert isinstance(pkcs7, PKCS7)
def test_load_pkcs7_data_asn1(self):
"""
`load_pkcs7_data` accepts a bytes containing ASN1 data representing
PKCS#7 and returns an instance of `PKCS7`.
"""
pkcs7 = load_pkcs7_data(FILETYPE_ASN1, pkcs7DataASN1)
assert isinstance(pkcs7, PKCS7)
def test_load_pkcs7_data_invalid(self):
"""
If the data passed to `load_pkcs7_data` is invalid, `Error` is raised.
"""
with pytest.raises(Error):
load_pkcs7_data(FILETYPE_PEM, b"foo")
def test_load_pkcs7_type_invalid(self):
"""
If the type passed to `load_pkcs7_data`, `ValueError` is raised.
"""
with pytest.raises(ValueError):
load_pkcs7_data(object(), b"foo")
class TestLoadCertificate(object):
"""
Tests for `load_certificate_request`.
"""
def test_bad_file_type(self):
"""
If the file type passed to `load_certificate_request` is neither
`FILETYPE_PEM` nor `FILETYPE_ASN1` then `ValueError` is raised.
"""
with pytest.raises(ValueError):
load_certificate_request(object(), b"")
with pytest.raises(ValueError):
load_certificate(object(), b"")
def test_bad_certificate(self):
"""
If the bytes passed to `load_certificate` are not a valid certificate,
an exception is raised.
"""
with pytest.raises(Error):
load_certificate(FILETYPE_ASN1, b"lol")
class TestPKCS7(object):
"""
Tests for `PKCS7`.
"""
def test_type_is_signed(self):
"""
`PKCS7.type_is_signed` returns `True` if the PKCS7 object is of
the type *signed*.
"""
pkcs7 = load_pkcs7_data(FILETYPE_PEM, pkcs7Data)
assert pkcs7.type_is_signed()
def test_type_is_enveloped(self):
"""
`PKCS7.type_is_enveloped` returns `False` if the PKCS7 object is not
of the type *enveloped*.
"""
pkcs7 = load_pkcs7_data(FILETYPE_PEM, pkcs7Data)
assert not pkcs7.type_is_enveloped()
def test_type_is_signed_and_enveloped(self):
"""
`PKCS7.type_is_signedAndEnveloped` returns `False`
if the PKCS7 object is not of the type *signed and enveloped*.
"""
pkcs7 = load_pkcs7_data(FILETYPE_PEM, pkcs7Data)
assert not pkcs7.type_is_signedAndEnveloped()
def test_type_is_data(self):
"""
`PKCS7.type_is_data` returns `False` if the PKCS7 object is not of
the type data.
"""
pkcs7 = load_pkcs7_data(FILETYPE_PEM, pkcs7Data)
assert not pkcs7.type_is_data()
def test_get_type_name(self):
"""
`PKCS7.get_type_name` returns a `str` giving the
type name.
"""
pkcs7 = load_pkcs7_data(FILETYPE_PEM, pkcs7Data)
assert pkcs7.get_type_name() == b'pkcs7-signedData'
def test_attribute(self):
"""
If an attribute other than one of the methods tested here is accessed
on an instance of `PKCS7`, `AttributeError` is raised.
"""
pkcs7 = load_pkcs7_data(FILETYPE_PEM, pkcs7Data)
with pytest.raises(AttributeError):
pkcs7.foo
class TestNetscapeSPKI(_PKeyInteractionTestsMixin):
"""
Tests for `OpenSSL.crypto.NetscapeSPKI`.
"""
def signable(self):
"""
Return a new `NetscapeSPKI` for use with signing tests.
"""
return NetscapeSPKI()
def test_type(self):
"""
`NetscapeSPKI` can be used to create instances of that type.
"""
assert is_consistent_type(NetscapeSPKI, 'NetscapeSPKI')
def test_construction(self):
"""
`NetscapeSPKI` returns an instance of `NetscapeSPKI`.
"""
nspki = NetscapeSPKI()
assert isinstance(nspki, NetscapeSPKI)
def test_invalid_attribute(self):
"""
Accessing a non-existent attribute of a `NetscapeSPKI` instance
causes an `AttributeError` to be raised.
"""
nspki = NetscapeSPKI()
with pytest.raises(AttributeError):
nspki.foo
def test_b64_encode(self):
"""
`NetscapeSPKI.b64_encode` encodes the certificate to a base64 blob.
"""
nspki = NetscapeSPKI()
blob = nspki.b64_encode()
assert isinstance(blob, bytes)
class TestRevoked(object):
"""
Tests for `OpenSSL.crypto.Revoked`.
"""
def test_ignores_unsupported_revoked_cert_extension_get_reason(self):
"""
The get_reason method on the Revoked class checks to see if the
extension is NID_crl_reason and should skip it otherwise. This test
loads a CRL with extensions it should ignore.
"""
crl = load_crl(FILETYPE_PEM, crlDataUnsupportedExtension)
revoked = crl.get_revoked()
reason = revoked[1].get_reason()
assert reason == b'Unspecified'
def test_ignores_unsupported_revoked_cert_extension_set_new_reason(self):
crl = load_crl(FILETYPE_PEM, crlDataUnsupportedExtension)
revoked = crl.get_revoked()
revoked[1].set_reason(None)
reason = revoked[1].get_reason()
assert reason is None
def test_construction(self):
"""
Confirm we can create `OpenSSL.crypto.Revoked`. Check that it is
empty.
"""
revoked = Revoked()
assert isinstance(revoked, Revoked)
assert type(revoked) == Revoked
assert revoked.get_serial() == b'00'
assert revoked.get_rev_date() is None
assert revoked.get_reason() is None
def test_serial(self):
"""
Confirm we can set and get serial numbers from
`OpenSSL.crypto.Revoked`. Confirm errors are handled with grace.
"""
revoked = Revoked()
ret = revoked.set_serial(b'10b')
assert ret is None
ser = revoked.get_serial()
assert ser == b'010B'
revoked.set_serial(b'31ppp') # a type error would be nice
ser = revoked.get_serial()
assert ser == b'31'
with pytest.raises(ValueError):
revoked.set_serial(b'pqrst')
with pytest.raises(TypeError):
revoked.set_serial(100)
def test_date(self):
"""
Confirm we can set and get revocation dates from
`OpenSSL.crypto.Revoked`. Confirm errors are handled with grace.
"""
revoked = Revoked()
date = revoked.get_rev_date()
assert date is None
now = datetime.now().strftime("%Y%m%d%H%M%SZ").encode("ascii")
ret = revoked.set_rev_date(now)
assert ret is None
date = revoked.get_rev_date()
assert date == now
def test_reason(self):
"""
Confirm we can set and get revocation reasons from
`OpenSSL.crypto.Revoked`. The "get" need to work as "set".
Likewise, each reason of all_reasons() must work.
"""
revoked = Revoked()
for r in revoked.all_reasons():
for x in range(2):
ret = revoked.set_reason(r)
assert ret is None
reason = revoked.get_reason()
assert (
reason.lower().replace(b' ', b'') ==
r.lower().replace(b' ', b''))
r = reason # again with the resp of get
revoked.set_reason(None)
assert revoked.get_reason() is None
@pytest.mark.parametrize('reason', [object(), 1.0, u'foo'])
def test_set_reason_wrong_args(self, reason):
"""
`Revoked.set_reason` raises `TypeError` if called with an argument
which is neither `None` nor a byte string.
"""
revoked = Revoked()
with pytest.raises(TypeError):
revoked.set_reason(reason)
def test_set_reason_invalid_reason(self):
"""
Calling `OpenSSL.crypto.Revoked.set_reason` with an argument which
isn't a valid reason results in `ValueError` being raised.
"""
revoked = Revoked()
with pytest.raises(ValueError):
revoked.set_reason(b'blue')
class TestCRL(object):
"""
Tests for `OpenSSL.crypto.CRL`.
"""
cert = load_certificate(FILETYPE_PEM, cleartextCertificatePEM)
pkey = load_privatekey(FILETYPE_PEM, cleartextPrivateKeyPEM)
root_cert = load_certificate(FILETYPE_PEM, root_cert_pem)
root_key = load_privatekey(FILETYPE_PEM, root_key_pem)
intermediate_cert = load_certificate(FILETYPE_PEM, intermediate_cert_pem)
intermediate_key = load_privatekey(FILETYPE_PEM, intermediate_key_pem)
intermediate_server_cert = load_certificate(
FILETYPE_PEM, intermediate_server_cert_pem)
intermediate_server_key = load_privatekey(
FILETYPE_PEM, intermediate_server_key_pem)
def test_construction(self):
"""
Confirm we can create `OpenSSL.crypto.CRL`. Check
that it is empty
"""
crl = CRL()
assert isinstance(crl, CRL)
assert crl.get_revoked() is None
def _get_crl(self):
"""
Get a new ``CRL`` with a revocation.
"""
crl = CRL()
revoked = Revoked()
now = datetime.now().strftime("%Y%m%d%H%M%SZ").encode("ascii")
revoked.set_rev_date(now)
revoked.set_serial(b'3ab')
revoked.set_reason(b'sUpErSeDEd')
crl.add_revoked(revoked)
return crl
def test_export_pem(self):
"""
If not passed a format, ``CRL.export`` returns a "PEM" format string
representing a serial number, a revoked reason, and certificate issuer
information.
"""
# PEM format
dumped_crl = self._get_crl().export(
self.cert, self.pkey, days=20, digest=b"sha256"
)
crl = x509.load_pem_x509_crl(dumped_crl, backend)
revoked = crl.get_revoked_certificate_by_serial_number(0x03AB)
assert revoked is not None
assert crl.issuer == x509.Name([
x509.NameAttribute(x509.NameOID.COUNTRY_NAME, u"US"),
x509.NameAttribute(x509.NameOID.STATE_OR_PROVINCE_NAME, u"IL"),
x509.NameAttribute(x509.NameOID.LOCALITY_NAME, u"Chicago"),
x509.NameAttribute(x509.NameOID.ORGANIZATION_NAME, u"Testing"),
x509.NameAttribute(x509.NameOID.COMMON_NAME, u"Testing Root CA"),
])
def test_export_der(self):
"""
If passed ``FILETYPE_ASN1`` for the format, ``CRL.export`` returns a
"DER" format string representing a serial number, a revoked reason, and
certificate issuer information.
"""
crl = self._get_crl()
# DER format
dumped_crl = self._get_crl().export(
self.cert, self.pkey, FILETYPE_ASN1, digest=b"md5"
)
crl = x509.load_der_x509_crl(dumped_crl, backend)
revoked = crl.get_revoked_certificate_by_serial_number(0x03AB)
assert revoked is not None
assert crl.issuer == x509.Name([
x509.NameAttribute(x509.NameOID.COUNTRY_NAME, u"US"),
x509.NameAttribute(x509.NameOID.STATE_OR_PROVINCE_NAME, u"IL"),
x509.NameAttribute(x509.NameOID.LOCALITY_NAME, u"Chicago"),
x509.NameAttribute(x509.NameOID.ORGANIZATION_NAME, u"Testing"),
x509.NameAttribute(x509.NameOID.COMMON_NAME, u"Testing Root CA"),
])
# Flaky because we compare the output of running commands which sometimes
# varies by 1 second
@flaky.flaky
def test_export_text(self):
"""
If passed ``FILETYPE_TEXT`` for the format, ``CRL.export`` returns a
text format string like the one produced by the openssl command line
tool.
"""
crl = self._get_crl()
dumped_crl = crl.export(
self.cert, self.pkey, FILETYPE_ASN1, digest=b"md5"
)
text = _runopenssl(
dumped_crl, b"crl", b"-noout", b"-text", b"-inform", b"DER",
b"-nameopt", b""
)
# text format
dumped_text = crl.export(
self.cert, self.pkey, type=FILETYPE_TEXT, digest=b"md5"
)
assert text == dumped_text
def test_export_custom_digest(self):
"""
If passed the name of a digest function, ``CRL.export`` uses a
signature algorithm based on that digest function.
"""
crl = self._get_crl()
dumped_crl = crl.export(self.cert, self.pkey, digest=b"sha1")
text = _runopenssl(dumped_crl, b"crl", b"-noout", b"-text")
text.index(b'Signature Algorithm: sha1')
def test_export_md5_digest(self):
"""
If passed md5 as the digest function, ``CRL.export`` uses md5 and does
not emit a deprecation warning.
"""
crl = self._get_crl()
with pytest.warns(None) as catcher:
simplefilter("always")
assert 0 == len(catcher)
dumped_crl = crl.export(self.cert, self.pkey, digest=b"md5")
text = _runopenssl(dumped_crl, b"crl", b"-noout", b"-text")
text.index(b'Signature Algorithm: md5')
def test_export_default_digest(self):
"""
If not passed the name of a digest function, ``CRL.export`` raises a
``TypeError``.
"""
crl = self._get_crl()
with pytest.raises(TypeError):
crl.export(self.cert, self.pkey)
def test_export_invalid(self):
"""
If `CRL.export` is used with an uninitialized `X509` instance,
`OpenSSL.crypto.Error` is raised.
"""
crl = CRL()
with pytest.raises(Error):
crl.export(X509(), PKey(), digest=b"sha256")
def test_add_revoked_keyword(self):
"""
`OpenSSL.CRL.add_revoked` accepts its single argument as the
``revoked`` keyword argument.
"""
crl = CRL()
revoked = Revoked()
revoked.set_serial(b"01")
revoked.set_rev_date(b"20160310020145Z")
crl.add_revoked(revoked=revoked)
assert isinstance(crl.get_revoked()[0], Revoked)
def test_export_wrong_args(self):
"""
Calling `OpenSSL.CRL.export` with arguments other than the certificate,
private key, integer file type, and integer number of days it
expects, results in a `TypeError` being raised.
"""
crl = CRL()
with pytest.raises(TypeError):
crl.export(None, self.pkey, FILETYPE_PEM, 10)
with pytest.raises(TypeError):
crl.export(self.cert, None, FILETYPE_PEM, 10)
with pytest.raises(TypeError):
crl.export(self.cert, self.pkey, None, 10)
with pytest.raises(TypeError):
crl.export(self.cert, FILETYPE_PEM, None)
def test_export_unknown_filetype(self):
"""
Calling `OpenSSL.CRL.export` with a file type other than
`FILETYPE_PEM`, `FILETYPE_ASN1`, or
`FILETYPE_TEXT` results in a `ValueError` being raised.
"""
crl = CRL()
with pytest.raises(ValueError):
crl.export(self.cert, self.pkey, 100, 10, digest=b"sha256")
def test_export_unknown_digest(self):
"""
Calling `OpenSSL.CRL.export` with an unsupported digest results
in a `ValueError` being raised.
"""
crl = CRL()
with pytest.raises(ValueError):
crl.export(
self.cert, self.pkey, FILETYPE_PEM, 10, b"strange-digest")
def test_get_revoked(self):
"""
Use python to create a simple CRL with two revocations. Get back the
`Revoked` using `OpenSSL.CRL.get_revoked` and verify them.
"""
crl = CRL()
revoked = Revoked()
now = datetime.now().strftime("%Y%m%d%H%M%SZ").encode("ascii")
revoked.set_rev_date(now)
revoked.set_serial(b'3ab')
crl.add_revoked(revoked)
revoked.set_serial(b'100')
revoked.set_reason(b'sUpErSeDEd')
crl.add_revoked(revoked)
revs = crl.get_revoked()
assert len(revs) == 2
assert type(revs[0]) == Revoked
assert type(revs[1]) == Revoked
assert revs[0].get_serial() == b'03AB'
assert revs[1].get_serial() == b'0100'
assert revs[0].get_rev_date() == now
assert revs[1].get_rev_date() == now
def test_load_crl(self):
"""
Load a known CRL and inspect its revocations. Both EM and DER formats
are loaded.
"""
crl = load_crl(FILETYPE_PEM, crlData)
revs = crl.get_revoked()
assert len(revs) == 2
assert revs[0].get_serial() == b'03AB'
assert revs[0].get_reason() is None
assert revs[1].get_serial() == b'0100'
assert revs[1].get_reason() == b'Superseded'
der = _runopenssl(crlData, b"crl", b"-outform", b"DER")
crl = load_crl(FILETYPE_ASN1, der)
revs = crl.get_revoked()
assert len(revs) == 2
assert revs[0].get_serial() == b'03AB'
assert revs[0].get_reason() is None
assert revs[1].get_serial() == b'0100'
assert revs[1].get_reason() == b'Superseded'
def test_load_crl_bad_filetype(self):
"""
Calling `OpenSSL.crypto.load_crl` with an unknown file type raises a
`ValueError`.
"""
with pytest.raises(ValueError):
load_crl(100, crlData)
def test_load_crl_bad_data(self):
"""
Calling `OpenSSL.crypto.load_crl` with file data which can't be loaded
raises a `OpenSSL.crypto.Error`.
"""
with pytest.raises(Error):
load_crl(FILETYPE_PEM, b"hello, world")
def test_get_issuer(self):
"""
Load a known CRL and assert its issuer's common name is what we expect
from the encoded crlData string.
"""
crl = load_crl(FILETYPE_PEM, crlData)
assert isinstance(crl.get_issuer(), X509Name)
assert crl.get_issuer().CN == 'Testing Root CA'
def test_dump_crl(self):
"""
The dumped CRL matches the original input.
"""
crl = load_crl(FILETYPE_PEM, crlData)
buf = dump_crl(FILETYPE_PEM, crl)
assert buf == crlData
def _make_test_crl(self, issuer_cert, issuer_key, certs=()):
"""
Create a CRL.
:param list[X509] certs: A list of certificates to revoke.
:rtype: CRL
"""
crl = CRL()
for cert in certs:
revoked = Revoked()
# FIXME: This string splicing is an unfortunate implementation
# detail that has been reported in
# https://github.com/pyca/pyopenssl/issues/258
serial = hex(cert.get_serial_number())[2:].encode('utf-8')
revoked.set_serial(serial)
revoked.set_reason(b'unspecified')
revoked.set_rev_date(b'20140601000000Z')
crl.add_revoked(revoked)
crl.set_version(1)
crl.set_lastUpdate(b'20140601000000Z')
crl.set_nextUpdate(b'20180601000000Z')
crl.sign(issuer_cert, issuer_key, digest=b'sha512')
return crl
def test_verify_with_revoked(self):
"""
`verify_certificate` raises error when an intermediate certificate is
revoked.
"""
store = X509Store()
store.add_cert(self.root_cert)
store.add_cert(self.intermediate_cert)
root_crl = self._make_test_crl(
self.root_cert, self.root_key, certs=[self.intermediate_cert])
intermediate_crl = self._make_test_crl(
self.intermediate_cert, self.intermediate_key, certs=[])
store.add_crl(root_crl)
store.add_crl(intermediate_crl)
store.set_flags(
X509StoreFlags.CRL_CHECK | X509StoreFlags.CRL_CHECK_ALL)
store_ctx = X509StoreContext(store, self.intermediate_server_cert)
with pytest.raises(X509StoreContextError) as err:
store_ctx.verify_certificate()
assert err.value.args[0][2] == 'certificate revoked'
def test_verify_with_missing_crl(self):
"""
`verify_certificate` raises error when an intermediate certificate's
CRL is missing.
"""
store = X509Store()
store.add_cert(self.root_cert)
store.add_cert(self.intermediate_cert)
root_crl = self._make_test_crl(
self.root_cert, self.root_key, certs=[self.intermediate_cert])
store.add_crl(root_crl)
store.set_flags(
X509StoreFlags.CRL_CHECK | X509StoreFlags.CRL_CHECK_ALL)
store_ctx = X509StoreContext(store, self.intermediate_server_cert)
with pytest.raises(X509StoreContextError) as err:
store_ctx.verify_certificate()
assert err.value.args[0][2] == 'unable to get certificate CRL'
assert err.value.certificate.get_subject().CN == 'intermediate-service'
def test_convert_from_cryptography(self):
crypto_crl = x509.load_pem_x509_crl(crlData, backend)
crl = CRL.from_cryptography(crypto_crl)
assert isinstance(crl, CRL)
def test_convert_from_cryptography_unsupported_type(self):
with pytest.raises(TypeError):
CRL.from_cryptography(object())
def test_convert_to_cryptography_key(self):
crl = load_crl(FILETYPE_PEM, crlData)
crypto_crl = crl.to_cryptography()
assert isinstance(crypto_crl, x509.CertificateRevocationList)
class TestX509StoreContext(object):
"""
Tests for `OpenSSL.crypto.X509StoreContext`.
"""
root_cert = load_certificate(FILETYPE_PEM, root_cert_pem)
intermediate_cert = load_certificate(FILETYPE_PEM, intermediate_cert_pem)
intermediate_server_cert = load_certificate(
FILETYPE_PEM, intermediate_server_cert_pem)
def test_valid(self):
"""
`verify_certificate` returns ``None`` when called with a certificate
and valid chain.
"""
store = X509Store()
store.add_cert(self.root_cert)
store.add_cert(self.intermediate_cert)
store_ctx = X509StoreContext(store, self.intermediate_server_cert)
assert store_ctx.verify_certificate() is None
def test_reuse(self):
"""
`verify_certificate` can be called multiple times with the same
``X509StoreContext`` instance to produce the same result.
"""
store = X509Store()
store.add_cert(self.root_cert)
store.add_cert(self.intermediate_cert)
store_ctx = X509StoreContext(store, self.intermediate_server_cert)
assert store_ctx.verify_certificate() is None
assert store_ctx.verify_certificate() is None
def test_trusted_self_signed(self):
"""
`verify_certificate` returns ``None`` when called with a self-signed
certificate and itself in the chain.
"""
store = X509Store()
store.add_cert(self.root_cert)
store_ctx = X509StoreContext(store, self.root_cert)
assert store_ctx.verify_certificate() is None
def test_untrusted_self_signed(self):
"""
`verify_certificate` raises error when a self-signed certificate is
verified without itself in the chain.
"""
store = X509Store()
store_ctx = X509StoreContext(store, self.root_cert)
with pytest.raises(X509StoreContextError) as exc:
store_ctx.verify_certificate()
assert exc.value.args[0][2] == 'self signed certificate'
assert exc.value.certificate.get_subject().CN == 'Testing Root CA'
def test_invalid_chain_no_root(self):
"""
`verify_certificate` raises error when a root certificate is missing
from the chain.
"""
store = X509Store()
store.add_cert(self.intermediate_cert)
store_ctx = X509StoreContext(store, self.intermediate_server_cert)
with pytest.raises(X509StoreContextError) as exc:
store_ctx.verify_certificate()
assert exc.value.args[0][2] == 'unable to get issuer certificate'
assert exc.value.certificate.get_subject().CN == 'intermediate'
def test_invalid_chain_no_intermediate(self):
"""
`verify_certificate` raises error when an intermediate certificate is
missing from the chain.
"""
store = X509Store()
store.add_cert(self.root_cert)
store_ctx = X509StoreContext(store, self.intermediate_server_cert)
with pytest.raises(X509StoreContextError) as exc:
store_ctx.verify_certificate()
assert exc.value.args[0][2] == 'unable to get local issuer certificate'
assert exc.value.certificate.get_subject().CN == 'intermediate-service'
def test_modification_pre_verify(self):
"""
`verify_certificate` can use a store context modified after
instantiation.
"""
store_bad = X509Store()
store_bad.add_cert(self.intermediate_cert)
store_good = X509Store()
store_good.add_cert(self.root_cert)
store_good.add_cert(self.intermediate_cert)
store_ctx = X509StoreContext(store_bad, self.intermediate_server_cert)
with pytest.raises(X509StoreContextError) as exc:
store_ctx.verify_certificate()
assert exc.value.args[0][2] == 'unable to get issuer certificate'
assert exc.value.certificate.get_subject().CN == 'intermediate'
store_ctx.set_store(store_good)
assert store_ctx.verify_certificate() is None
def test_verify_with_time(self):
"""
`verify_certificate` raises error when the verification time is
set at notAfter.
"""
store = X509Store()
store.add_cert(self.root_cert)
store.add_cert(self.intermediate_cert)
expire_time = self.intermediate_server_cert.get_notAfter()
expire_datetime = datetime.strptime(
expire_time.decode('utf-8'), '%Y%m%d%H%M%SZ'
)
store.set_time(expire_datetime)
store_ctx = X509StoreContext(store, self.intermediate_server_cert)
with pytest.raises(X509StoreContextError) as exc:
store_ctx.verify_certificate()
assert exc.value.args[0][2] == 'certificate has expired'
class TestSignVerify(object):
"""
Tests for `OpenSSL.crypto.sign` and `OpenSSL.crypto.verify`.
"""
def test_sign_verify(self):
"""
`sign` generates a cryptographic signature which `verify` can check.
"""
content = (
b"It was a bright cold day in April, and the clocks were striking "
b"thirteen. Winston Smith, his chin nuzzled into his breast in an "
b"effort to escape the vile wind, slipped quickly through the "
b"glass doors of Victory Mansions, though not quickly enough to "
b"prevent a swirl of gritty dust from entering along with him.")
# sign the content with this private key
priv_key = load_privatekey(FILETYPE_PEM, root_key_pem)
# verify the content with this cert
good_cert = load_certificate(FILETYPE_PEM, root_cert_pem)
# certificate unrelated to priv_key, used to trigger an error
bad_cert = load_certificate(FILETYPE_PEM, server_cert_pem)
for digest in ['md5', 'sha1']:
sig = sign(priv_key, content, digest)
# Verify the signature of content, will throw an exception if
# error.
verify(good_cert, sig, content, digest)
# This should fail because the certificate doesn't match the
# private key that was used to sign the content.
with pytest.raises(Error):
verify(bad_cert, sig, content, digest)
# This should fail because we've "tainted" the content after
# signing it.
with pytest.raises(Error):
verify(good_cert, sig, content + b"tainted", digest)
# test that unknown digest types fail
with pytest.raises(ValueError):
sign(priv_key, content, "strange-digest")
with pytest.raises(ValueError):
verify(good_cert, sig, content, "strange-digest")
def test_sign_verify_with_text(self):
"""
`sign` generates a cryptographic signature which
`verify` can check. Deprecation warnings raised because using
text instead of bytes as content
"""
content = (
b"It was a bright cold day in April, and the clocks were striking "
b"thirteen. Winston Smith, his chin nuzzled into his breast in an "
b"effort to escape the vile wind, slipped quickly through the "
b"glass doors of Victory Mansions, though not quickly enough to "
b"prevent a swirl of gritty dust from entering along with him."
).decode("ascii")
priv_key = load_privatekey(FILETYPE_PEM, root_key_pem)
cert = load_certificate(FILETYPE_PEM, root_cert_pem)
for digest in ['md5', 'sha1']:
with pytest.warns(DeprecationWarning) as w:
simplefilter("always")
sig = sign(priv_key, content, digest)
assert (
"{0} for data is no longer accepted, use bytes".format(
WARNING_TYPE_EXPECTED
) == str(w[-1].message))
with pytest.warns(DeprecationWarning) as w:
simplefilter("always")
verify(cert, sig, content, digest)
assert (
"{0} for data is no longer accepted, use bytes".format(
WARNING_TYPE_EXPECTED
) == str(w[-1].message))
def test_sign_verify_ecdsa(self):
"""
`sign` generates a cryptographic signature which `verify` can check.
ECDSA Signatures in the X9.62 format may have variable length,
different from the length of the private key.
"""
content = (
b"It was a bright cold day in April, and the clocks were striking "
b"thirteen. Winston Smith, his chin nuzzled into his breast in an "
b"effort to escape the vile wind, slipped quickly through the "
b"glass doors of Victory Mansions, though not quickly enough to "
b"prevent a swirl of gritty dust from entering along with him."
).decode("ascii")
priv_key = load_privatekey(FILETYPE_PEM, ec_root_key_pem)
cert = load_certificate(FILETYPE_PEM, ec_root_cert_pem)
sig = sign(priv_key, content, "sha1")
verify(cert, sig, content, "sha1")
def test_sign_nulls(self):
"""
`sign` produces a signature for a string with embedded nulls.
"""
content = b"Watch out! \0 Did you see it?"
priv_key = load_privatekey(FILETYPE_PEM, root_key_pem)
good_cert = load_certificate(FILETYPE_PEM, root_cert_pem)
sig = sign(priv_key, content, "sha1")
verify(good_cert, sig, content, "sha1")
def test_sign_with_large_key(self):
"""
`sign` produces a signature for a string when using a long key.
"""
content = (
b"It was a bright cold day in April, and the clocks were striking "
b"thirteen. Winston Smith, his chin nuzzled into his breast in an "
b"effort to escape the vile wind, slipped quickly through the "
b"glass doors of Victory Mansions, though not quickly enough to "
b"prevent a swirl of gritty dust from entering along with him.")
priv_key = load_privatekey(FILETYPE_PEM, large_key_pem)
sign(priv_key, content, "sha1")
class TestEllipticCurve(object):
"""
Tests for `_EllipticCurve`, `get_elliptic_curve`, and
`get_elliptic_curves`.
"""
def test_set(self):
"""
`get_elliptic_curves` returns a `set`.
"""
assert isinstance(get_elliptic_curves(), set)
def test_a_curve(self):
"""
`get_elliptic_curve` can be used to retrieve a particular supported
curve.
"""
curves = get_elliptic_curves()
curve = next(iter(curves))
assert curve.name == get_elliptic_curve(curve.name).name
def test_not_a_curve(self):
"""
`get_elliptic_curve` raises `ValueError` if called with a name which
does not identify a supported curve.
"""
with pytest.raises(ValueError):
get_elliptic_curve(u"this curve was just invented")
def test_repr(self):
"""
The string representation of a curve object includes simply states the
object is a curve and what its name is.
"""
curves = get_elliptic_curves()
curve = next(iter(curves))
assert "<Curve %r>" % (curve.name,) == repr(curve)
def test_to_EC_KEY(self):
"""
The curve object can export a version of itself as an EC_KEY* via the
private `_EllipticCurve._to_EC_KEY`.
"""
curves = get_elliptic_curves()
curve = next(iter(curves))
# It's not easy to assert anything about this object. However, see
# leakcheck/crypto.py for a test that demonstrates it at least does
# not leak memory.
curve._to_EC_KEY()
class EllipticCurveFactory(object):
"""
A helper to get the names of two curves.
"""
def __init__(self):
curves = iter(get_elliptic_curves())
self.curve_name = next(curves).name
self.another_curve_name = next(curves).name
class TestEllipticCurveEquality(EqualityTestsMixin):
"""
Tests `_EllipticCurve`'s implementation of ``==`` and ``!=``.
"""
curve_factory = EllipticCurveFactory()
if curve_factory.curve_name is None:
skip = "There are no curves available there can be no curve objects."
def anInstance(self):
"""
Get the curve object for an arbitrary curve supported by the system.
"""
return get_elliptic_curve(self.curve_factory.curve_name)
def anotherInstance(self):
"""
Get the curve object for an arbitrary curve supported by the system -
but not the one returned by C{anInstance}.
"""
return get_elliptic_curve(self.curve_factory.another_curve_name)
class TestEllipticCurveHash(object):
"""
Tests for `_EllipticCurve`'s implementation of hashing (thus use as
an item in a `dict` or `set`).
"""
curve_factory = EllipticCurveFactory()
if curve_factory.curve_name is None:
skip = "There are no curves available there can be no curve objects."
def test_contains(self):
"""
The ``in`` operator reports that a `set` containing a curve does
contain that curve.
"""
curve = get_elliptic_curve(self.curve_factory.curve_name)
curves = set([curve])
assert curve in curves
def test_does_not_contain(self):
"""
The ``in`` operator reports that a `set` not containing a curve
does not contain that curve.
"""
curve = get_elliptic_curve(self.curve_factory.curve_name)
curves = set([
get_elliptic_curve(self.curve_factory.another_curve_name)
])
assert curve not in curves