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__author__ = "rolandh"
ex1 = """<AuthenticationContextDeclaration
xmlns="urn:oasis:names:tc:SAML:2.0:ac:classes:Password">
<AuthnMethod>
<Authenticator>
<RestrictedPassword>
<Length min="4"/>
</RestrictedPassword>
</Authenticator>
</AuthnMethod>
</AuthenticationContextDeclaration>"""
from saml2.authn_context import AL1
from saml2.authn_context import AL2
from saml2.authn_context import AL3
from saml2.authn_context import AL4
from saml2.authn_context import PASSWORDPROTECTEDTRANSPORT
from saml2.authn_context import AuthnBroker
from saml2.authn_context import authn_context_class_ref
from saml2.authn_context import authn_context_decl_from_extension_elements
from saml2.authn_context import authn_context_factory
from saml2.authn_context import pword
from saml2.authn_context import requested_authn_context
from saml2.saml import AuthnContext
from saml2.saml import authn_context_from_string
from saml2.samlp import RequestedAuthnContext
length = pword.Length(min="4")
restricted_password = pword.RestrictedPassword(length=length)
authenticator = pword.Authenticator(restricted_password=restricted_password)
authn_method = pword.AuthnMethod(authenticator=authenticator)
ACD = pword.AuthenticationContextDeclaration(authn_method=authn_method)
AUTHNCTXT = AuthnContext(authn_context_decl=ACD)
REQAUTHNCTXT = RequestedAuthnContext(authn_context_decl_ref=ACD.c_namespace)
def test_passwd():
inst = ACD
inst2 = pword.authentication_context_declaration_from_string(ex1)
assert inst == inst2
def test_factory():
inst_pw = pword.authentication_context_declaration_from_string(ex1)
inst = authn_context_factory(ex1)
assert inst_pw == inst
def test_authn_decl_in_authn_context():
authnctxt = AuthnContext(authn_context_decl=ACD)
acs = authn_context_from_string(f"{authnctxt}")
if acs.extension_elements:
cacd = authn_context_decl_from_extension_elements(acs.extension_elements)
if cacd:
acs.authn_context_decl = cacd
assert acs.authn_context_decl == ACD
def test_authn_1():
ac = authn_context_class_ref(PASSWORDPROTECTEDTRANSPORT)
rac = requested_authn_context(PASSWORDPROTECTEDTRANSPORT)
authn = AuthnBroker()
target = "https://example.org/login"
authn.add(ac, target, 1, "http://www.example.com")
result = authn.pick(rac)
assert len(result) == 1
method, reference = result[0]
assert target == method
def test_authn_2():
authn = AuthnBroker()
target = "https://example.org/login"
authn.add(AUTHNCTXT, target, 10, "https://example.org")
result = authn.pick(REQAUTHNCTXT)
assert len(result) == 1
method, reference = result[0]
assert target == method
REF2METHOD = {
AL1: "https://example.com/authn/pin",
AL2: "https://example.com/authn/passwd",
AL3: "https://example.com/authn/multifact",
AL4: "https://example.com/authn/cert",
}
def test_authn_3():
authn = AuthnBroker()
level = 0
for ref in [AL1, AL2, AL3, AL4]:
level += 4
ac = authn_context_class_ref(ref)
authn.add(ac, REF2METHOD[ref], level, f"https://www.example.com/{'al%d'}" % level)
rac = requested_authn_context(AL1, "minimum")
info = authn.pick(rac)
assert len(info) == 4
method, ref = info[0]
assert REF2METHOD[AL1] == method
rac = requested_authn_context(AL2, "minimum")
info = authn.pick(rac)
assert len(info) == 3
method, ref = info[0]
assert REF2METHOD[AL2] == method
rac = requested_authn_context(AL3, "minimum")
info = authn.pick(rac)
assert len(info) == 2
method, ref = info[0]
assert REF2METHOD[AL3] == method
rac = requested_authn_context(AL4, "minimum")
info = authn.pick(rac)
assert len(info) == 1
method, ref = info[0]
assert REF2METHOD[AL4] == method
rac = requested_authn_context(AL1, "exact")
info = authn.pick(rac)
assert len(info) == 1
method, ref = info[0]
assert REF2METHOD[AL1] == method
rac = requested_authn_context([AL1, AL2], "exact")
info = authn.pick(rac)
assert len(info) == 2
method, ref = info[0]
assert REF2METHOD[AL1] == method
method, ref = info[1]
assert REF2METHOD[AL2] == method
rac = requested_authn_context([AL3, AL2], "exact")
info = authn.pick(rac)
assert len(info) == 2
method, ref = info[0]
assert REF2METHOD[AL3] == method
method, ref = info[1]
assert REF2METHOD[AL2] == method
rac = requested_authn_context(AL1, "better")
info = authn.pick(rac)
assert len(info) == 3
if __name__ == "__main__":
test_authn_3()
|
