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# Authors:
# Rob Crittenden <rcritten@redhat.com>
#
# Copyright (C) 2010 Red Hat
# see file 'COPYING' for use and warranty information
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
"""
Test the `ipalib.x509` module.
"""
import base64
import datetime
import pytest
from ipalib import x509
from ipapython.dn import DN
pytestmark = pytest.mark.tier0
# certutil -
# certificate for CN=ipa.example.com,O=IPA
goodcert = 'MIICAjCCAWugAwIBAgICBEUwDQYJKoZIhvcNAQEFBQAwKTEnMCUGA1UEAxMeSVBBIFRlc3QgQ2VydGlmaWNhdGUgQXV0aG9yaXR5MB4XDTEwMDYyNTEzMDA0MloXDTE1MDYyNTEzMDA0MlowKDEMMAoGA1UEChMDSVBBMRgwFgYDVQQDEw9pcGEuZXhhbXBsZS5jb20wgZ8wDQYJKoZIhvcNAQEBBQADgY0AMIGJAoGBAJcZ+H6+cQaN/BlzR8OYkVeJgaU5tCaV9FF1m7Ws/ftPtTJUaSL1ncp6603rjA4tH1aa/B8i8xdC46+ZbY2au8b9ryGcOsx2uaRpNLEQ2Fy//q1kQC8oM+iD8Nd6osF0a2wnugsgnJHPuJzhViaWxYgzk5DRdP81debokF3f3FX/AgMBAAGjOjA4MBEGCWCGSAGG+EIBAQQEAwIGQDATBgNVHSUEDDAKBggrBgEFBQcDATAOBgNVHQ8BAf8EBAMCBPAwDQYJKoZIhvcNAQEFBQADgYEALD6X9V9w381AzzQPcHsjIjiX3B/AF9RCGocKZUDXkdDhsD9NZ3PLPEf1AMjkraKG963HPB8scyiBbbSuSh6m7TCp0eDgRpo77zNuvd3U4Qpm0Qk+KEjtHQDjNNG6N4ZnCQPmjFPScElvc/GgW7XMbywJy2euF+3/Uip8cnPgSH4='
# The base64-encoded string 'bad cert'
badcert = 'YmFkIGNlcnQ='
class test_x509(object):
"""
Test `ipalib.x509`
I created the contents of this certificate with a self-signed CA with:
% certutil -R -s "CN=ipa.example.com,O=IPA" -d . -a -o example.csr
% ./ipa host-add ipa.example.com
% ./ipa cert-request --add --principal=test/ipa.example.com example.csr
"""
def test_1_load_base64_cert(self):
"""
Test loading a base64-encoded certificate.
"""
# Load a good cert
x509.load_certificate(goodcert)
# Should handle list/tuple
x509.load_certificate((goodcert,))
x509.load_certificate([goodcert])
# Load a good cert with headers
newcert = '-----BEGIN CERTIFICATE-----' + goodcert + '-----END CERTIFICATE-----'
x509.load_certificate(newcert)
# Should handle list/tuple
x509.load_certificate((newcert,))
x509.load_certificate([newcert])
# Load a good cert with headers and leading text
newcert = (
'leading text\n-----BEGIN CERTIFICATE-----' +
goodcert +
'-----END CERTIFICATE-----')
x509.load_certificate(newcert)
# Should handle list/tuple
x509.load_certificate((newcert,))
x509.load_certificate([newcert])
# Load a good cert with bad headers
newcert = '-----BEGIN CERTIFICATE-----' + goodcert
with pytest.raises((TypeError, ValueError)):
x509.load_certificate(newcert)
# Load a bad cert
with pytest.raises(ValueError):
x509.load_certificate(badcert)
def test_1_load_der_cert(self):
"""
Test loading a DER certificate.
"""
der = base64.b64decode(goodcert)
# Load a good cert
x509.load_certificate(der, x509.DER)
# Should handle list/tuple
x509.load_certificate((der,), x509.DER)
x509.load_certificate([der], x509.DER)
def test_3_cert_contents(self):
"""
Test the contents of a certificate
"""
# Verify certificate contents. This exercises python-cryptography
# more than anything but confirms our usage of it.
not_before = datetime.datetime(2010, 6, 25, 13, 0, 42)
not_after = datetime.datetime(2015, 6, 25, 13, 0, 42)
cert = x509.load_certificate(goodcert)
assert DN(cert.subject) == DN(('CN', 'ipa.example.com'), ('O', 'IPA'))
assert DN(cert.issuer) == DN(('CN', 'IPA Test Certificate Authority'))
assert cert.serial == 1093
assert cert.not_valid_before == not_before
assert cert.not_valid_after == not_after
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