def test_verifyHTTPDigest(self):
expectations = (
(u"zehcnasw", True), # Correct
("wrong", False) # Incorrect
)
record = (
yield self.client.recordWithShortName(
RecordType.user,
u"wsanchez"
)
)
realm = "host.example.com"
nonce = "128446648710842461101646794502"
algorithm = "md5"
uri = "http://host.example.com"
method = "GET"
for password, answer in expectations:
for qop, nc, cnonce in (
("", "", ""),
("auth", "00000001", "/rrD6TqPA3lHRmg+fw/vyU6oWoQgzK7h9yWrsCmv/lE="),
):
response = calcResponse(
calcHA1(algorithm, u"wsanchez", realm, password, nonce, cnonce),
calcHA2(algorithm, method, uri, qop, None),
algorithm, nonce, nc, cnonce, qop)
authenticated = (
yield record.verifyHTTPDigest(
u"wsanchez", realm, uri, nonce, cnonce, algorithm, nc, qop,
response, method
)
)
self.assertEquals(authenticated, answer)
def test_MD5HashA1(self, _algorithm='md5', _hash=md5):
"""
L{calcHA1} accepts the C{'md5'} algorithm and returns an MD5 hash of
its parameters, excluding the nonce and cnonce.
"""
nonce = 'abc123xyz'
hashA1 = calcHA1(_algorithm, self.username, self.realm, self.password,
nonce, self.cnonce)
a1 = '%s:%s:%s' % (self.username, self.realm, self.password)
expected = _hash(a1).hexdigest()
self.assertEqual(hashA1, expected)
def test_MD5SessionHashA1(self):
"""
L{calcHA1} accepts the C{'md5-sess'} algorithm and returns an MD5 hash
of its parameters, including the nonce and cnonce.
"""
nonce = 'xyz321abc'
hashA1 = calcHA1('md5-sess', self.username, self.realm, self.password,
nonce, self.cnonce)
a1 = '%s:%s:%s' % (self.username, self.realm, self.password)
ha1 = md5(a1).digest()
a1 = '%s:%s:%s' % (ha1, nonce, self.cnonce)
expected = md5(a1).hexdigest()
self.assertEqual(hashA1, expected)
def getDigestResponse(self, challenge, ncount):
"""
Calculate the response for the given challenge
"""
nonce = challenge.get('nonce')
algo = challenge.get('algorithm').lower()
qop = challenge.get('qop')
ha1 = calcHA1(
algo, self.username, self.realm, self.password, nonce, self.cnonce)
ha2 = calcHA2(algo, "GET", self.uri, qop, None)
expected = calcResponse(ha1, ha2, algo, nonce, ncount, self.cnonce, qop)
return expected
def test_MD5SessionHashA1(self):
"""
L{calcHA1} accepts the C{'md5-sess'} algorithm and returns an MD5 hash
of its parameters, including the nonce and cnonce.
"""
nonce = 'xyz321abc'
hashA1 = calcHA1('md5-sess', self.username, self.realm, self.password,
nonce, self.cnonce)
a1 = '%s:%s:%s' % (self.username, self.realm, self.password)
ha1 = md5(a1).digest()
a1 = '%s:%s:%s' % (ha1, nonce, self.cnonce)
expected = md5(a1).hexdigest()
self.assertEqual(hashA1, expected)
def getDigestResponse(self, challenge, ncount):
"""
Calculate the response for the given challenge
"""
nonce = challenge.get('nonce')
algo = challenge.get('algorithm').lower()
qop = challenge.get('qop')
ha1 = calcHA1(
algo, self.username, self.realm, self.password, nonce, self.cnonce)
ha2 = calcHA2(algo, "GET", self.uri, qop, None)
expected = calcResponse(ha1, ha2, algo, nonce, ncount, self.cnonce, qop)
return expected
def test_MD5SessionHashA1(self):
"""
L{calcHA1} accepts the C{'md5-sess'} algorithm and returns an MD5 hash
of its parameters, including the nonce and cnonce.
"""
nonce = b'xyz321abc'
hashA1 = calcHA1(b'md5-sess', self.username, self.realm, self.password,
nonce, self.cnonce)
a1 = self.username + b':' + self.realm + b':' + self.password
ha1 = hexlify(md5(a1).digest())
a1 = ha1 + b':' + nonce + b':' + self.cnonce
expected = hexlify(md5(a1).digest())
self.assertEqual(hashA1, expected)
def test_MD5SessionHashA1(self):
"""
L{calcHA1} accepts the C{'md5-sess'} algorithm and returns an MD5 hash
of its parameters, including the nonce and cnonce.
"""
nonce = b'xyz321abc'
hashA1 = calcHA1(b'md5-sess', self.username, self.realm, self.password,
nonce, self.cnonce)
a1 = self.username + b':' + self.realm + b':' + self.password
ha1 = hexlify(md5(a1).digest())
a1 = ha1 + b':' + nonce + b':' + self.cnonce
expected = hexlify(md5(a1).digest())
self.assertEqual(hashA1, expected)
