7e0fbeb625
Adds a new panel to the superuser config tool, for managing custom SSL certificates in the config bundle [Delivers #135586525]
108 lines
3.5 KiB
Python
108 lines
3.5 KiB
Python
import unittest
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from tempfile import NamedTemporaryFile
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from OpenSSL import crypto
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from util.security.ssl import load_certificate, CertInvalidException, KeyInvalidException
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def generate_test_cert(hostname='somehostname', san_list=None, expires=1000000):
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""" Generates a test SSL certificate and returns the certificate data and private key data. """
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# Based on: http://blog.richardknop.com/2012/08/create-a-self-signed-x509-certificate-in-python/
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# Create a key pair.
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k = crypto.PKey()
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k.generate_key(crypto.TYPE_RSA, 1024)
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# Create a self-signed cert.
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cert = crypto.X509()
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cert.get_subject().CN = hostname
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# Add the subjectAltNames (if necessary).
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if san_list is not None:
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cert.add_extensions([crypto.X509Extension("subjectAltName", False, ", ".join(san_list))])
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cert.set_serial_number(1000)
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cert.gmtime_adj_notBefore(0)
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cert.gmtime_adj_notAfter(expires)
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cert.set_issuer(cert.get_subject())
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cert.set_pubkey(k)
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cert.sign(k, 'sha1')
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# Dump the certificate and private key in PEM format.
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cert_data = crypto.dump_certificate(crypto.FILETYPE_PEM, cert)
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key_data = crypto.dump_privatekey(crypto.FILETYPE_PEM, k)
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return (cert_data, key_data)
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class TestSSLCertificate(unittest.TestCase):
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def test_load_certificate(self):
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# Try loading an invalid certificate.
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with self.assertRaisesRegexp(CertInvalidException, 'no start line'):
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load_certificate('someinvalidcontents')
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# Load a valid certificate.
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(public_key_data, _) = generate_test_cert()
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cert = load_certificate(public_key_data)
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self.assertFalse(cert.expired)
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self.assertEquals(set(['somehostname']), cert.names)
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self.assertTrue(cert.matches_name('somehostname'))
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def test_expired_certificate(self):
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(public_key_data, _) = generate_test_cert(expires=-100)
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cert = load_certificate(public_key_data)
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self.assertTrue(cert.expired)
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def test_hostnames(self):
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(public_key_data, _) = generate_test_cert(hostname='foo', san_list=['DNS:bar', 'DNS:baz'])
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cert = load_certificate(public_key_data)
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self.assertEquals(set(['foo', 'bar', 'baz']), cert.names)
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for name in cert.names:
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self.assertTrue(cert.matches_name(name))
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def test_nondns_hostnames(self):
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(public_key_data, _) = generate_test_cert(hostname='foo', san_list=['URI:yarg'])
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cert = load_certificate(public_key_data)
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self.assertEquals(set(['foo']), cert.names)
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def test_validate_private_key(self):
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(public_key_data, private_key_data) = generate_test_cert()
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private_key = NamedTemporaryFile(delete=True)
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private_key.write(private_key_data)
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private_key.seek(0)
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cert = load_certificate(public_key_data)
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cert.validate_private_key(private_key.name)
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def test_invalid_private_key(self):
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(public_key_data, _) = generate_test_cert()
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private_key = NamedTemporaryFile(delete=True)
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private_key.write('somerandomdata')
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private_key.seek(0)
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cert = load_certificate(public_key_data)
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with self.assertRaisesRegexp(KeyInvalidException, 'no start line'):
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cert.validate_private_key(private_key.name)
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def test_mismatch_private_key(self):
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(public_key_data, _) = generate_test_cert()
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(_, private_key_data) = generate_test_cert()
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private_key = NamedTemporaryFile(delete=True)
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private_key.write(private_key_data)
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private_key.seek(0)
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cert = load_certificate(public_key_data)
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with self.assertRaisesRegexp(KeyInvalidException, 'key values mismatch'):
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cert.validate_private_key(private_key.name)
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if __name__ == '__main__':
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unittest.main()
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