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test_raw.py
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import copy import os import socket import unittest import six import should_be.all # noqa import gssapi.raw as gb import gssapi.raw.misc as gbmisc import k5test.unit as ktu import k5test as kt if six.PY2: from collections import Set else: from collections.abc import Set TARGET_SERVICE_NAME = b'host' FQDN = socket.getfqdn().encode('utf-8') SERVICE_PRINCIPAL = TARGET_SERVICE_NAME + b'/' + FQDN class _GSSAPIKerberosTestCase(kt.KerberosTestCase): @classmethod def setUpClass(cls): super(_GSSAPIKerberosTestCase, cls).setUpClass() svc_princ = SERVICE_PRINCIPAL.decode("UTF-8") cls.realm.kinit(svc_princ, flags=['-k']) cls._init_env() cls.USER_PRINC = cls.realm.user_princ.split('@')[0].encode("UTF-8") cls.ADMIN_PRINC = cls.realm.admin_princ.split('@')[0].encode("UTF-8") @classmethod def _init_env(cls): cls._saved_env = copy.deepcopy(os.environ) for k, v in cls.realm.env.items(): os.environ[k] = v @classmethod def _restore_env(cls): for k in copy.deepcopy(os.environ): if k in cls._saved_env: os.environ[k] = cls._saved_env[k] else: del os.environ[k] cls._saved_env = None @classmethod def tearDownClass(cls): super(_GSSAPIKerberosTestCase, cls).tearDownClass() cls._restore_env() class TestBaseUtilities(_GSSAPIKerberosTestCase): def setUp(self): self.realm.kinit(SERVICE_PRINCIPAL.decode("UTF-8"), flags=['-k']) def test_indicate_mechs(self): mechs = gb.indicate_mechs() mechs.shouldnt_be_none() mechs.should_be_a(set) mechs.shouldnt_be_empty() mechs.should_include(gb.MechType.kerberos) def test_import_name(self): imported_name = gb.import_name(TARGET_SERVICE_NAME) imported_name.shouldnt_be_none() imported_name.should_be_a(gb.Name) gb.release_name(imported_name) def test_canonicalize_export_name(self): imported_name = gb.import_name(self.ADMIN_PRINC, gb.NameType.kerberos_principal) canonicalized_name = gb.canonicalize_name(imported_name, gb.MechType.kerberos) canonicalized_name.shouldnt_be_none() canonicalized_name.should_be_a(gb.Name) exported_name = gb.export_name(canonicalized_name) exported_name.shouldnt_be_none() exported_name.should_be_a(bytes) exported_name.shouldnt_be_empty() def test_duplicate_name(self): orig_name = gb.import_name(TARGET_SERVICE_NAME) new_name = gb.duplicate_name(orig_name) new_name.shouldnt_be_none() gb.compare_name(orig_name, new_name).should_be_true() def test_display_name(self): imported_name = gb.import_name(TARGET_SERVICE_NAME, gb.NameType.hostbased_service) displ_resp = gb.display_name(imported_name) displ_resp.shouldnt_be_none() (displayed_name, out_type) = displ_resp displayed_name.shouldnt_be_none() displayed_name.should_be_a(bytes) displayed_name.should_be(TARGET_SERVICE_NAME) out_type.shouldnt_be_none() out_type.should_be(gb.NameType.hostbased_service) # NB(directxman12): we don't test display_name_ext because the krb5 mech # doesn't actually implement it @ktu.gssapi_extension_test('rfc6680', 'RFC 6680') def test_inquire_name_not_mech_name(self): base_name = gb.import_name(TARGET_SERVICE_NAME, gb.NameType.hostbased_service) inquire_res = gb.inquire_name(base_name) inquire_res.shouldnt_be_none() inquire_res.is_mech_name.should_be_false() inquire_res.mech.should_be_none() @ktu.gssapi_extension_test('rfc6680', 'RFC 6680') def test_inquire_name_mech_name(self): base_name = gb.import_name(TARGET_SERVICE_NAME, gb.NameType.hostbased_service) mech_name = gb.canonicalize_name(base_name, gb.MechType.kerberos) inquire_res = gb.inquire_name(mech_name) inquire_res.shouldnt_be_none() inquire_res.is_mech_name.should_be_true() inquire_res.mech.should_be_a(gb.OID) inquire_res.mech.should_be(gb.MechType.kerberos) @ktu.gssapi_extension_test('rfc6680', 'RFC 6680') @ktu.gssapi_extension_test('rfc6680_comp_oid', 'RFC 6680 (COMPOSITE_EXPORT OID)') def test_import_export_name_composite_no_attrs(self): base_name = gb.import_name(TARGET_SERVICE_NAME, gb.NameType.hostbased_service) canon_name = gb.canonicalize_name(base_name, gb.MechType.kerberos) exported_name = gb.export_name_composite(canon_name) exported_name.should_be_a(bytes) imported_name = gb.import_name(exported_name, gb.NameType.composite_export) imported_name.should_be_a(gb.Name) # NB(directxman12): the greet_client plugin only allows for one value @ktu.gssapi_extension_test('rfc6680', 'RFC 6680') @ktu.krb_plugin_test('authdata', 'greet_client') def test_inquire_name_with_attrs(self): base_name = gb.import_name(TARGET_SERVICE_NAME, gb.NameType.hostbased_service) canon_name = gb.canonicalize_name(base_name, gb.MechType.kerberos) gb.set_name_attribute(canon_name, b'urn:greet:greeting', [b'some greeting']) inquire_res = gb.inquire_name(canon_name) inquire_res.shouldnt_be_none() inquire_res.attrs.should_be_a(list) inquire_res.attrs.should_be([b'urn:greet:greeting']) @ktu.gssapi_extension_test('rfc6680', 'RFC 6680') @ktu.krb_plugin_test('authdata', 'greet_client') def test_basic_get_set_delete_name_attributes_no_auth(self): base_name = gb.import_name(TARGET_SERVICE_NAME, gb.NameType.hostbased_service) canon_name = gb.canonicalize_name(base_name, gb.MechType.kerberos) gb.set_name_attribute(canon_name, b'urn:greet:greeting', [b'some other val'], complete=True) get_res = gb.get_name_attribute(canon_name, b'urn:greet:greeting') get_res.shouldnt_be_none() get_res.values.should_be_a(list) get_res.values.should_be([b'some other val']) get_res.display_values.should_be_a(list) get_res.display_values.should_be(get_res.values) get_res.complete.should_be_true() get_res.authenticated.should_be_false() gb.delete_name_attribute(canon_name, b'urn:greet:greeting') # NB(directxman12): the code below currently segfaults due to the way # that krb5 and the krb5 greet plugin is written # gb.get_name_attribute.should_raise( # gb.exceptions.OperationUnavailableError, canon_name, # 'urn:greet:greeting') @ktu.gssapi_extension_test('rfc6680', 'RFC 6680') @ktu.krb_plugin_test('authdata', 'greet_client') def test_import_export_name_composite(self): base_name = gb.import_name(TARGET_SERVICE_NAME, gb.NameType.hostbased_service) canon_name = gb.canonicalize_name(base_name, gb.MechType.kerberos) gb.set_name_attribute(canon_name, b'urn:greet:greeting', [b'some val']) exported_name = gb.export_name_composite(canon_name) exported_name.should_be_a(bytes) # TODO(directxman12): when you just import a token as composite, # appears as this name whose text is all garbled, since it contains # all of the attributes, etc, but doesn't properly have the attributes. # Once it's canonicalized, the attributes reappear. However, if you # just import it as normal export, the attributes appear directly. # It is thus unclear as to what is going on # imported_name_raw = gb.import_name(exported_name, # gb.NameType.composite_export) # imported_name = gb.canonicalize_name(imported_name_r, # gb.MechType.kerberos) imported_name = gb.import_name(exported_name, gb.NameType.export) imported_name.should_be_a(gb.Name) get_res = gb.get_name_attribute(imported_name, b'urn:greet:greeting') get_res.values.should_be([b'some val']) def test_compare_name(self): service_name1 = gb.import_name(TARGET_SERVICE_NAME) service_name2 = gb.import_name(TARGET_SERVICE_NAME) init_name = gb.import_name(self.ADMIN_PRINC, gb.NameType.kerberos_principal) gb.compare_name(service_name1, service_name2).should_be_true() gb.compare_name(service_name2, service_name1).should_be_true() gb.compare_name(service_name1, init_name).should_be_false() gb.release_name(service_name1) gb.release_name(service_name2) gb.release_name(init_name) def test_display_status(self): status_resp = gbmisc._display_status(0, False) status_resp.shouldnt_be_none() (status, ctx, cont) = status_resp status.should_be_a(bytes) status.shouldnt_be_empty() ctx.should_be_an_integer() cont.should_be_a(bool) cont.should_be_false() def test_acquire_creds(self): name = gb.import_name(SERVICE_PRINCIPAL, gb.NameType.kerberos_principal) cred_resp = gb.acquire_cred(name) cred_resp.shouldnt_be_none() (creds, actual_mechs, ttl) = cred_resp creds.shouldnt_be_none() creds.should_be_a(gb.Creds) actual_mechs.shouldnt_be_empty() actual_mechs.should_include(gb.MechType.kerberos) ttl.should_be_an_integer() gb.release_name(name) gb.release_cred(creds) @ktu.gssapi_extension_test('cred_imp_exp', 'credentials import-export') def test_cred_import_export(self): creds = gb.acquire_cred(None).creds token = gb.export_cred(creds) imported_creds = gb.import_cred(token) inquire_orig = gb.inquire_cred(creds, name=True) inquire_imp = gb.inquire_cred(imported_creds, name=True) gb.compare_name(inquire_orig.name, inquire_imp.name).should_be_true() def test_context_time(self): target_name = gb.import_name(TARGET_SERVICE_NAME, gb.NameType.hostbased_service) ctx_resp = gb.init_sec_context(target_name) client_token1 = ctx_resp[3] client_ctx = ctx_resp[0] server_name = gb.import_name(SERVICE_PRINCIPAL, gb.NameType.kerberos_principal) server_creds = gb.acquire_cred(server_name)[0] server_resp = gb.accept_sec_context(client_token1, acceptor_creds=server_creds) server_tok = server_resp[3] client_resp2 = gb.init_sec_context(target_name, context=client_ctx, input_token=server_tok) ctx = client_resp2[0] ttl = gb.context_time(ctx) ttl.should_be_an_integer() ttl.should_be_greater_than(0) def test_inquire_context(self): target_name = gb.import_name(TARGET_SERVICE_NAME, gb.NameType.hostbased_service) ctx_resp = gb.init_sec_context(target_name) client_token1 = ctx_resp[3] client_ctx = ctx_resp[0] server_name = gb.import_name(SERVICE_PRINCIPAL, gb.NameType.kerberos_principal) server_creds = gb.acquire_cred(server_name)[0] server_resp = gb.accept_sec_context(client_token1, acceptor_creds=server_creds) server_tok = server_resp[3] client_resp2 = gb.init_sec_context(target_name, context=client_ctx, input_token=server_tok) ctx = client_resp2[0] inq_resp = gb.inquire_context(ctx) inq_resp.shouldnt_be_none() (src_name, target_name, ttl, mech_type, flags, local_est, is_open) = inq_resp src_name.shouldnt_be_none() src_name.should_be_a(gb.Name) target_name.shouldnt_be_none() target_name.should_be_a(gb.Name) ttl.should_be_an_integer() mech_type.shouldnt_be_none() mech_type.should_be(gb.MechType.kerberos) flags.shouldnt_be_none() flags.should_be_a(Set) flags.shouldnt_be_empty() local_est.should_be_a(bool) local_est.should_be_true() is_open.should_be_a(bool) is_open.should_be_true() # NB(directxman12): We don't test `process_context_token` because # there is no clear non-deprecated way to test it @ktu.gssapi_extension_test('s4u', 'S4U') def test_add_cred_impersonate_name(self): target_name = gb.import_name(TARGET_SERVICE_NAME, gb.NameType.hostbased_service) client_ctx_resp = gb.init_sec_context(target_name) client_token = client_ctx_resp[3] del client_ctx_resp # free all the things (except the token)! server_name = gb.import_name(SERVICE_PRINCIPAL, gb.NameType.kerberos_principal) server_creds = gb.acquire_cred(server_name, usage='both')[0] server_ctx_resp = gb.accept_sec_context(client_token, acceptor_creds=server_creds) input_creds = gb.Creds() imp_resp = gb.add_cred_impersonate_name(input_creds, server_creds, server_ctx_resp[1], gb.MechType.kerberos) imp_resp.shouldnt_be_none() new_creds, actual_mechs, output_init_ttl, output_accept_ttl = imp_resp actual_mechs.shouldnt_be_empty() actual_mechs.should_include(gb.MechType.kerberos) output_init_ttl.should_be_a(int) output_accept_ttl.should_be_a(int) new_creds.should_be_a(gb.Creds) @ktu.gssapi_extension_test('s4u', 'S4U') def test_acquire_creds_impersonate_name(self): target_name = gb.import_name(TARGET_SERVICE_NAME, gb.NameType.hostbased_service) client_ctx_resp = gb.init_sec_context(target_name) client_token = client_ctx_resp[3] del client_ctx_resp # free all the things (except the token)! server_name = gb.import_name(SERVICE_PRINCIPAL, gb.NameType.kerberos_principal) server_creds = gb.acquire_cred(server_name, usage='both')[0] server_ctx_resp = gb.accept_sec_context(client_token, acceptor_creds=server_creds) imp_resp = gb.acquire_cred_impersonate_name(server_creds, server_ctx_resp[1]) imp_resp.shouldnt_be_none() imp_creds, actual_mechs, output_ttl = imp_resp imp_creds.shouldnt_be_none() imp_creds.should_be_a(gb.Creds) actual_mechs.shouldnt_be_empty() actual_mechs.should_include(gb.MechType.kerberos) output_ttl.should_be_a(int) # no need to explicitly release any more -- we can just rely on # __dealloc__ (b/c cython) @ktu.gssapi_extension_test('s4u', 'S4U') @ktu.krb_minversion_test('1.11', 'returning delegated S4U2Proxy credentials') def test_always_get_delegated_creds(self): svc_princ = SERVICE_PRINCIPAL.decode("UTF-8") self.realm.kinit(svc_princ, flags=['-k', '-f']) target_name = gb.import_name(TARGET_SERVICE_NAME, gb.NameType.hostbased_service) client_token = gb.init_sec_context(target_name).token # if our acceptor creds have a usage of both, we get # s4u2proxy delegated credentials server_creds = gb.acquire_cred(None, usage='both').creds server_ctx_resp = gb.accept_sec_context(client_token, acceptor_creds=server_creds) server_ctx_resp.shouldnt_be_none() server_ctx_resp.delegated_creds.shouldnt_be_none() server_ctx_resp.delegated_creds.should_be_a(gb.Creds) @ktu.gssapi_extension_test('rfc5588', 'RFC 5588') def test_store_cred_acquire_cred(self): # we need to acquire a forwardable ticket svc_princ = SERVICE_PRINCIPAL.decode("UTF-8") self.realm.kinit(svc_princ, flags=['-k', '-f']) target_name = gb.import_name(TARGET_SERVICE_NAME, gb.NameType.hostbased_service) client_creds = gb.acquire_cred(None, usage='initiate').creds client_ctx_resp = gb.init_sec_context( target_name, creds=client_creds, flags=gb.RequirementFlag.delegate_to_peer) client_token = client_ctx_resp[3] server_creds = gb.acquire_cred(None, usage='accept').creds server_ctx_resp = gb.accept_sec_context(client_token, acceptor_creds=server_creds) deleg_creds = server_ctx_resp.delegated_creds deleg_creds.shouldnt_be_none() store_res = gb.store_cred(deleg_creds, usage='initiate', set_default=True, overwrite=True) store_res.shouldnt_be_none() store_res.usage.should_be('initiate') store_res.mechs.should_include(gb.MechType.kerberos) deleg_name = gb.inquire_cred(deleg_creds).name acq_resp = gb.acquire_cred(deleg_name, usage='initiate') acq_resp.shouldnt_be_none() @ktu.gssapi_extension_test('cred_store', 'credentials store') def test_store_cred_into_acquire_cred(self): CCACHE = 'FILE:{tmpdir}/other_ccache'.format(tmpdir=self.realm.tmpdir) KT = '{tmpdir}/other_keytab'.format(tmpdir=self.realm.tmpdir) store = {b'ccache': CCACHE.encode('UTF-8'), b'keytab': KT.encode('UTF-8')} princ_name = 'service/cs@' + self.realm.realm self.realm.addprinc(princ_name) self.realm.extract_keytab(princ_name, KT) self.realm.kinit(princ_name, None, ['-k', '-t', KT]) initial_creds = gb.acquire_cred(None, usage='initiate').creds # NB(sross): overwrite because the ccache doesn't exist yet store_res = gb.store_cred_into(store, initial_creds, overwrite=True) store_res.mechs.shouldnt_be_none() store_res.usage.should_be('initiate') name = gb.import_name(princ_name.encode('UTF-8')) retrieve_res = gb.acquire_cred_from(store, name) retrieve_res.shouldnt_be_none() retrieve_res.creds.shouldnt_be_none() retrieve_res.creds.should_be_a(gb.Creds) retrieve_res.mechs.shouldnt_be_empty() retrieve_res.mechs.should_include(gb.MechType.kerberos) retrieve_res.lifetime.should_be_an_integer() def test_add_cred(self): target_name = gb.import_name(TARGET_SERVICE_NAME, gb.NameType.hostbased_service) client_ctx_resp = gb.init_sec_context(target_name) client_token = client_ctx_resp[3] del client_ctx_resp # free all the things (except the token)! server_name = gb.import_name(SERVICE_PRINCIPAL, gb.NameType.kerberos_principal) server_creds = gb.acquire_cred(server_name, usage='both')[0] server_ctx_resp = gb.accept_sec_context(client_token, acceptor_creds=server_creds) input_creds = gb.Creds() imp_resp = gb.add_cred(input_creds, server_ctx_resp[1], gb.MechType.kerberos) imp_resp.shouldnt_be_none() new_creds, actual_mechs, output_init_ttl, output_accept_ttl = imp_resp actual_mechs.shouldnt_be_empty() actual_mechs.should_include(gb.MechType.kerberos) output_init_ttl.should_be_a(int) output_accept_ttl.should_be_a(int) new_creds.should_be_a(gb.Creds) # NB(sross): we skip testing add_cred with mutate for the same reasons # that testing add_cred in the high-level API is skipped def test_inquire_creds(self): name = gb.import_name(SERVICE_PRINCIPAL, gb.NameType.kerberos_principal) cred = gb.acquire_cred(name).creds inq_resp = gb.inquire_cred(cred) inq_resp.shouldnt_be_none() inq_resp.name.should_be_a(gb.Name) assert gb.compare_name(name, inq_resp.name) inq_resp.lifetime.should_be_an_integer() inq_resp.usage.should_be('both') inq_resp.mechs.shouldnt_be_empty() inq_resp.mechs.should_include(gb.MechType.kerberos) def test_create_oid_from_bytes(self): kerberos_bytes = gb.MechType.kerberos.__bytes__() new_oid = gb.OID(elements=kerberos_bytes) new_oid.should_be(gb.MechType.kerberos) del new_oid # make sure we can dealloc def test_error_dispatch(self): err_code1 = gb.ParameterReadError.CALLING_CODE err_code2 = gb.BadNameError.ROUTINE_CODE err = gb.GSSError(err_code1 | err_code2, 0) err.should_be_a(gb.NameReadError) err.maj_code.should_be(err_code1 | err_code2) def test_inquire_names_for_mech(self): res = gb.inquire_names_for_mech(gb.MechType.kerberos) res.shouldnt_be_none() res.should_include(gb.NameType.kerberos_principal) def test_inquire_mechs_for_name(self): name = gb.import_name(self.USER_PRINC, gb.NameType.kerberos_principal) res = gb.inquire_mechs_for_name(name) res.shouldnt_be_none() res.should_include(gb.MechType.kerberos) @ktu.gssapi_extension_test('password', 'Password') def test_acquire_cred_with_password(self): password = self.realm.password('user') self.realm.kinit(self.realm.user_princ, password=password) name = gb.import_name(b'user', gb.NameType.kerberos_principal) imp_resp = gb.acquire_cred_with_password(name, password.encode('UTF-8')) imp_resp.shouldnt_be_none() imp_creds, actual_mechs, output_ttl = imp_resp imp_creds.shouldnt_be_none() imp_creds.should_be_a(gb.Creds) actual_mechs.shouldnt_be_empty() actual_mechs.should_include(gb.MechType.kerberos) output_ttl.should_be_a(int) @ktu.gssapi_extension_test('password_add', 'Password (add)') def test_add_cred_with_password(self): password = self.realm.password('user') self.realm.kinit(self.realm.user_princ, password=password) name = gb.import_name(b'user', gb.NameType.kerberos_principal) input_creds = gb.Creds() imp_resp = gb.add_cred_with_password(input_creds, name, gb.MechType.kerberos, password.encode('UTF-8')) imp_resp.shouldnt_be_none() new_creds, actual_mechs, output_init_ttl, output_accept_ttl = imp_resp actual_mechs.shouldnt_be_empty() actual_mechs.should_include(gb.MechType.kerberos) output_init_ttl.should_be_a(int) output_accept_ttl.should_be_a(int) new_creds.should_be_a(gb.Creds) @ktu.gssapi_extension_test('rfc5587', 'RFC 5587') def test_rfc5587(self): mechs = gb.indicate_mechs_by_attrs(None, None, None) mechs.should_be_a(set) mechs.shouldnt_be_empty() # We're validating RFC 5587 here: by iterating over all mechanisms, # we can query their attributes and build a mapping of attr->{mechs}. # To test indicate_mechs_by_attrs, we can use this mapping and # ensure that, when the attribute is placed in a slot, we get the # expected result (e.g., attr in have --> mechs are present). attrs_dict = {} known_attrs_dict = {} for mech in mechs: mech.shouldnt_be_none() mech.should_be_a(gb.OID) inquire_out = gb.inquire_attrs_for_mech(mech) mech_attrs = inquire_out.mech_attrs known_mech_attrs = inquire_out.known_mech_attrs mech_attrs.should_be_a(set) known_mech_attrs.should_be_a(set) # Verify that we get data for every available # attribute. Testing the contents of a few known # attributes is done in test_display_mech_attr(). for mech_attr in mech_attrs: mech_attr.shouldnt_be_none() mech_attr.should_be_a(gb.OID) display_out = gb.display_mech_attr(mech_attr) display_out.name.shouldnt_be_none() display_out.short_desc.shouldnt_be_none() display_out.long_desc.shouldnt_be_none() display_out.name.should_be_a(bytes) display_out.short_desc.should_be_a(bytes) display_out.long_desc.should_be_a(bytes) if mech_attr not in attrs_dict: attrs_dict[mech_attr] = set() attrs_dict[mech_attr].add(mech) for mech_attr in known_mech_attrs: mech_attr.shouldnt_be_none() mech_attr.should_be_a(gb.OID) display_out = gb.display_mech_attr(mech_attr) display_out.name.shouldnt_be_none() display_out.short_desc.shouldnt_be_none() display_out.long_desc.shouldnt_be_none() display_out.name.should_be_a(bytes) display_out.short_desc.should_be_a(bytes) display_out.long_desc.should_be_a(bytes) if mech_attr not in known_attrs_dict: known_attrs_dict[mech_attr] = set() known_attrs_dict[mech_attr].add(mech) for attr, expected_mechs in attrs_dict.items(): attrs = set([attr]) mechs = gb.indicate_mechs_by_attrs(attrs, None, None) mechs.shouldnt_be_empty() mechs.should_be(expected_mechs) mechs = gb.indicate_mechs_by_attrs(None, attrs, None) for expected_mech in expected_mechs: mechs.shouldnt_include(expected_mech) for attr, expected_mechs in known_attrs_dict.items(): attrs = set([attr]) mechs = gb.indicate_mechs_by_attrs(None, None, attrs) mechs.shouldnt_be_empty() mechs.should_be(expected_mechs) @ktu.gssapi_extension_test('rfc5587', 'RFC 5587') def test_display_mech_attr(self): test_attrs = [ # oid, name, short_desc, long_desc # Taken from krb5/src/tests/gssapi/t_saslname [gb.OID.from_int_seq("1.3.6.1.5.5.13.24"), b"GSS_C_MA_CBINDINGS", b"channel-bindings", b"Mechanism supports channel bindings."], [gb.OID.from_int_seq("1.3.6.1.5.5.13.1"), b"GSS_C_MA_MECH_CONCRETE", b"concrete-mech", b"Mechanism is neither a pseudo-mechanism nor a composite " b"mechanism."] ] for attr in test_attrs: display_out = gb.display_mech_attr(attr[0]) display_out.name.should_be(attr[1]) display_out.short_desc.should_be(attr[2]) display_out.long_desc.should_be(attr[3]) @ktu.gssapi_extension_test('rfc5801', 'SASL Names') def test_sasl_names(self): mechs = gb.indicate_mechs() for mech in mechs: out = gb.inquire_saslname_for_mech(mech) out_smn = out.sasl_mech_name out_smn.shouldnt_be_none() out_smn.should_be_a(bytes) out_smn.shouldnt_be_empty() out_mn = out.mech_name out_mn.shouldnt_be_none() out_mn.should_be_a(bytes) out_md = out.mech_description out_md.shouldnt_be_none() out_md.should_be_a(bytes) cmp_mech = gb.inquire_mech_for_saslname(out_smn) cmp_mech.shouldnt_be_none() cmp_mech.should_be(mech) @ktu.gssapi_extension_test('rfc4178', 'Negotiation Mechanism') def test_set_neg_mechs(self): all_mechs = gb.indicate_mechs() spnego_mech = gb.OID.from_int_seq("1.3.6.1.5.5.2") krb5_mech = gb.OID.from_int_seq("1.2.840.113554.1.2.2") ntlm_mech = gb.OID.from_int_seq("1.3.6.1.4.1.311.2.2.10") server_name = gb.import_name(TARGET_SERVICE_NAME, gb.NameType.hostbased_service) username = gb.import_name(name=b"user", name_type=gb.NameType.user) krb5_client_creds = gb.acquire_cred( None, usage='initiate', mechs=[krb5_mech, spnego_mech]).creds try: ntlm_client_creds = gb.acquire_cred_with_password( name=username, password=b'password', mechs=[ntlm_mech, spnego_mech]).creds except gb.GSSError: self.skipTest('You do not have the GSSAPI gss-ntlmssp mech ' 'installed') server_creds = gb.acquire_cred(server_name, usage='accept', mechs=all_mechs).creds neg_resp = gb.set_neg_mechs(server_creds, [ntlm_mech]) neg_resp.should_be_none() client_ctx_resp = gb.init_sec_context(server_name, creds=ntlm_client_creds, mech=spnego_mech) client_token = client_ctx_resp.token server_ctx_resp = gb.accept_sec_context(client_token, acceptor_creds=server_creds) server_ctx_resp.shouldnt_be_none() client_ctx_resp = gb.init_sec_context(server_name, creds=krb5_client_creds, mech=spnego_mech) client_token = client_ctx_resp.token gb.accept_sec_context.should_raise(gb.GSSError, client_token, acceptor_creds=server_creds) neg_resp = gb.set_neg_mechs(server_creds, [krb5_mech]) neg_resp.should_be_none() client_ctx_resp = gb.init_sec_context(server_name, creds=krb5_client_creds, mech=spnego_mech) client_token = client_ctx_resp.token server_ctx_resp = gb.accept_sec_context(client_token, acceptor_creds=server_creds) server_ctx_resp.shouldnt_be_none() client_ctx_resp = gb.init_sec_context(server_name, creds=ntlm_client_creds, mech=spnego_mech) client_token = client_ctx_resp.token gb.accept_sec_context.should_raise(gb.GSSError, client_token, acceptor_creds=server_creds) @ktu.gssapi_extension_test('ggf', 'Global Grid Forum') @ktu.gssapi_extension_test('s4u', 'S4U') @ktu.krb_minversion_test('1.16', 'querying impersonator name of krb5 GSS ' 'Credential using the ' 'GSS_KRB5_GET_CRED_IMPERSONATOR OID') def test_inquire_cred_by_oid_impersonator(self): svc_princ = SERVICE_PRINCIPAL.decode("UTF-8") self.realm.kinit(svc_princ, flags=['-k', '-f']) target_name = gb.import_name(TARGET_SERVICE_NAME, gb.NameType.hostbased_service) client_token = gb.init_sec_context(target_name).token # if our acceptor creds have a usage of both, we get # s4u2proxy delegated credentials server_creds = gb.acquire_cred(None, usage='both').creds server_ctx_resp = gb.accept_sec_context(client_token, acceptor_creds=server_creds) server_ctx_resp.shouldnt_be_none() server_ctx_resp.delegated_creds.shouldnt_be_none() server_ctx_resp.delegated_creds.should_be_a(gb.Creds) # GSS_KRB5_GET_CRED_IMPERSONATOR oid = gb.OID.from_int_seq("1.2.840.113554.1.2.2.5.14") info = gb.inquire_cred_by_oid(server_ctx_resp.delegated_creds, oid) info.should_be_a(list) info.shouldnt_be_empty() info[0].should_be_a(bytes) info[0].should_be(b"%s@%s" % (SERVICE_PRINCIPAL, self.realm.realm.encode('utf-8'))) @ktu.gssapi_extension_test('ggf', 'Global Grid Forum') def test_inquire_sec_context_by_oid(self): target_name = gb.import_name(TARGET_SERVICE_NAME, gb.NameType.hostbased_service) ctx_resp1 = gb.init_sec_context(target_name) server_name = gb.import_name(SERVICE_PRINCIPAL, gb.NameType.kerberos_principal) server_creds = gb.acquire_cred(server_name)[0] server_resp = gb.accept_sec_context(ctx_resp1[3], acceptor_creds=server_creds) server_ctx = server_resp[0] server_tok = server_resp[3] client_resp2 = gb.init_sec_context(target_name, context=ctx_resp1[0], input_token=server_tok) client_ctx = client_resp2[0] # GSS_C_INQ_SSPI_SESSION_KEY session_key_oid = gb.OID.from_int_seq("1.2.840.113554.1.2.2.5.5") client_key = gb.inquire_sec_context_by_oid(client_ctx, session_key_oid) server_key = gb.inquire_sec_context_by_oid(server_ctx, session_key_oid) client_key.should_be_a(list) client_key.shouldnt_be_empty() server_key.should_be_a(list) server_key.shouldnt_be_empty() client_key.should_have_same_items_as(server_key) @ktu.gssapi_extension_test('ggf', 'Global Grid Forum') def test_inquire_sec_context_by_oid_should_raise_error(self): target_name = gb.import_name(TARGET_SERVICE_NAME, gb.NameType.hostbased_service) ctx_resp1 = gb.init_sec_context(target_name) server_name = gb.import_name(SERVICE_PRINCIPAL, gb.NameType.kerberos_principal) server_creds = gb.acquire_cred(server_name)[0] server_resp = gb.accept_sec_context(ctx_resp1[3], acceptor_creds=server_creds) client_resp2 = gb.init_sec_context(target_name, context=ctx_resp1[0], input_token=server_resp[3]) client_ctx = client_resp2[0] invalid_oid = gb.OID.from_int_seq("1.2.3.4.5.6.7.8.9") gb.inquire_sec_context_by_oid.should_raise(gb.GSSError, client_ctx, invalid_oid) @ktu.gssapi_extension_test('ggf', 'Global Grid Forum') @ktu.gssapi_extension_test('password', 'Add Credential with Password') def test_set_sec_context_option(self): ntlm_mech = gb.OID.from_int_seq("1.3.6.1.4.1.311.2.2.10") username = gb.import_name(name=b"user", name_type=gb.NameType.user) try: cred = gb.acquire_cred_with_password(name=username, password=b"password", mechs=[ntlm_mech]) except gb.GSSError: self.skipTest('You do not have the GSSAPI gss-ntlmssp mech ' 'installed') server = gb.import_name(name=b"server", name_type=gb.NameType.hostbased_service) orig_context = gb.init_sec_context(server, creds=cred.creds, mech=ntlm_mech)[0] # GSS_NTLMSSP_RESET_CRYPTO_OID_STRING reset_mech = gb.OID.from_int_seq("1.3.6.1.4.1.7165.655.1.3") out_context = gb.set_sec_context_option(reset_mech, context=orig_context, value=b"\x00" * 4) out_context.should_be_a(gb.SecurityContext) @ktu.gssapi_extension_test('ggf', 'Global Grid Forum') @ktu.gssapi_extension_test('password', 'Add Credential with Password') def test_set_sec_context_option_fail(self): ntlm_mech = gb.OID.from_int_seq("1.3.6.1.4.1.311.2.2.10") username = gb.import_name(name=b"user", name_type=gb.NameType.user) try: cred = gb.acquire_cred_with_password(name=username, password=b"password", mechs=[ntlm_mech]) except gb.GSSError: self.skipTest('You do not have the GSSAPI gss-ntlmssp mech ' 'installed') server = gb.import_name(name=b"server", name_type=gb.NameType.hostbased_service) context = gb.init_sec_context(server, creds=cred.creds, mech=ntlm_mech)[0] # GSS_NTLMSSP_RESET_CRYPTO_OID_STRING reset_mech = gb.OID.from_int_seq("1.3.6.1.4.1.7165.655.1.3") # will raise a GSSError if no data was passed in gb.set_sec_context_option.should_raise(gb.GSSError, reset_mech, context) @ktu.gssapi_extension_test('set_cred_opt', 'Kitten Set Credential Option') @ktu.krb_minversion_test('1.14', 'GSS_KRB5_CRED_NO_CI_FLAGS_X was added in MIT ' 'krb5 1.14') def test_set_cred_option(self): name = gb.import_name(SERVICE_PRINCIPAL, gb.NameType.kerberos_principal) # GSS_KRB5_CRED_NO_CI_FLAGS_X no_ci_flags_x = gb.OID.from_int_seq("1.2.752.43.13.29") orig_cred = gb.acquire_cred(name).creds # nothing much we can test here apart from it doesn't fail and the # id of the return cred is the same as the input one output_cred = gb.set_cred_option(no_ci_flags_x, creds=orig_cred) output_cred.should_be_a(gb.Creds) @ktu.gssapi_extension_test('set_cred_opt', 'Kitten Set Credential Option') def test_set_cred_option_should_raise_error(self): name = gb.import_name(SERVICE_PRINCIPAL, gb.NameType.kerberos_principal) orig_cred = gb.acquire_cred(name).creds # this is a fake OID and shouldn't work at all invalid_oid = gb.OID.from_int_seq("1.2.3.4.5.6.7.8.9") gb.set_cred_option.should_raise(gb.GSSError, invalid_oid, orig_cred, b"\x00") class TestIntEnumFlagSet(unittest.TestCase): def test_create_from_int(self): int_val = (gb.RequirementFlag.integrity | gb.RequirementFlag.confidentiality) fset = gb.IntEnumFlagSet(gb.RequirementFlag, int_val) int(fset).should_be(int_val) def test_create_from_other_set(self): int_val = (gb.RequirementFlag.integrity | gb.RequirementFlag.confidentiality) fset1 = gb.IntEnumFlagSet(gb.RequirementFlag, int_val) fset2 = gb.IntEnumFlagSet(gb.RequirementFlag, fset1) fset1.should_be(fset2) def test_create_from_list(self): lst = [gb.RequirementFlag.integrity, gb.RequirementFlag.confidentiality] fset = gb.IntEnumFlagSet(gb.RequirementFlag, lst) list(fset).should_have_same_items_as(lst) def test_create_empty(self): fset = gb.IntEnumFlagSet(gb.RequirementFlag) fset.should_be_empty() def _create_fset(self): lst = [gb.RequirementFlag.integrity, gb.RequirementFlag.confidentiality] return gb.IntEnumFlagSet(gb.RequirementFlag, lst) def test_contains(self): fset = self._create_fset() fset.should_include(gb.RequirementFlag.integrity) fset.shouldnt_include(gb.RequirementFlag.protection_ready) def test_len(self): self._create_fset().should_have_length(2) def test_add(self): fset = self._create_fset() fset.should_have_length(2) fset.add(gb.RequirementFlag.protection_ready) fset.should_have_length(3) fset.should_include(gb.RequirementFlag.protection_ready) def test_discard(self): fset = self._create_fset() fset.should_have_length(2) fset.discard(gb.RequirementFlag.protection_ready) fset.should_have_length(2) fset.discard(gb.RequirementFlag.integrity) fset.should_have_length(1) fset.shouldnt_include(gb.RequirementFlag.integrity) def test_and_enum(self): fset = self._create_fset() (fset & gb.RequirementFlag.integrity).should_be_true() (fset & gb.RequirementFlag.protection_ready).should_be_false() def test_and_int(self): fset = self._create_fset() int_val = int(gb.RequirementFlag.integrity) (fset & int_val).should_be(int_val) def test_and_set(self): fset1 = self._create_fset() fset2 = self._create_fset() fset3 = self._create_fset() fset1.add(gb.RequirementFlag.protection_ready) fset2.add(gb.RequirementFlag.out_of_sequence_detection) (fset1 & fset2).should_be(fset3) def test_or_enum(self): fset1 = self._create_fset() fset2 = fset1 | gb.RequirementFlag.protection_ready (fset1 < fset2).should_be_true() fset2.should_include(gb.RequirementFlag.protection_ready) def test_or_int(self): fset = self._create_fset() int_val = int(gb.RequirementFlag.integrity) (fset | int_val).should_be(int(fset)) def test_or_set(self): fset1 = self._create_fset() fset2 = self._create_fset() fset3 = self._create_fset() fset1.add(gb.RequirementFlag.protection_ready) fset2.add(gb.RequirementFlag.out_of_sequence_detection) fset3.add(gb.RequirementFlag.protection_ready) fset3.add(gb.RequirementFlag.out_of_sequence_detection) (fset1 | fset2).should_be(fset3) def test_xor_enum(self): fset1 = self._create_fset() fset2 = fset1 ^ gb.RequirementFlag.protection_ready fset3 = fset1 ^ gb.RequirementFlag.integrity fset2.should_have_length(3) fset2.should_include(gb.RequirementFlag.protection_ready) fset3.should_have_length(1) fset3.shouldnt_include(gb.RequirementFlag.integrity) def test_xor_int(self): fset = self._create_fset() (fset ^ int(gb.RequirementFlag.protection_ready)).should_be( int(fset) ^ gb.RequirementFlag.protection_ready) (fset ^ int(gb.RequirementFlag.integrity)).should_be( int(fset) ^ gb.RequirementFlag.integrity) def test_xor_set(self): fset1 = self._create_fset() fset2 = self._create_fset() fset1.add(gb.RequirementFlag.protection_ready) fset2.add(gb.RequirementFlag.out_of_sequence_detection) fset3 = fset1 ^ fset2 fset3.should_have_length(2) fset3.shouldnt_include(gb.RequirementFlag.integrity) fset3.shouldnt_include(gb.RequirementFlag.confidentiality) fset3.should_include(gb.RequirementFlag.protection_ready) fset3.should_include(gb.RequirementFlag.out_of_sequence_detection) class TestInitContext(_GSSAPIKerberosTestCase): def setUp(self): self.target_name = gb.import_name(TARGET_SERVICE_NAME, gb.NameType.hostbased_service) def tearDown(self): gb.release_name(self.target_name) def test_basic_init_default_ctx(self): ctx_resp = gb.init_sec_context(self.target_name) ctx_resp.shouldnt_be_none() (ctx, out_mech_type, out_req_flags, out_token, out_ttl, cont_needed) = ctx_resp ctx.shouldnt_be_none() ctx.should_be_a(gb.SecurityContext) out_mech_type.should_be(gb.MechType.kerberos) out_req_flags.should_be_a(Set) out_req_flags.should_be_at_least_length(2) out_token.shouldnt_be_empty() out_ttl.should_be_greater_than(0) cont_needed.should_be_a(bool) gb.delete_sec_context(ctx) class TestAcceptContext(_GSSAPIKerberosTestCase): def setUp(self): self.target_name = gb.import_name(TARGET_SERVICE_NAME, gb.NameType.hostbased_service) ctx_resp = gb.init_sec_context(self.target_name) self.client_token = ctx_resp[3] self.client_ctx = ctx_resp[0] self.client_ctx.shouldnt_be_none() self.server_name = gb.import_name(SERVICE_PRINCIPAL, gb.NameType.kerberos_principal) self.server_creds = gb.acquire_cred(self.server_name)[0] self.server_ctx = None def tearDown(self): gb.release_name(self.target_name) gb.release_name(self.server_name) gb.release_cred(self.server_creds) gb.delete_sec_context(self.client_ctx) if self.server_ctx is not None: gb.delete_sec_context(self.server_ctx) def test_basic_accept_context_no_acceptor_creds(self): server_resp = gb.accept_sec_context(self.client_token) server_resp.shouldnt_be_none() (self.server_ctx, name, mech_type, out_token, out_req_flags, out_ttl, delegated_cred, cont_needed) = server_resp self.server_ctx.shouldnt_be_none() self.server_ctx.should_be_a(gb.SecurityContext) name.shouldnt_be_none() name.should_be_a(gb.Name) mech_type.should_be(gb.MechType.kerberos) out_token.shouldnt_be_empty() out_req_flags.should_be_a(Set) out_req_flags.should_be_at_least_length(2) out_ttl.should_be_greater_than(0) if delegated_cred is not None: delegated_cred.should_be_a(gb.Creds) cont_needed.should_be_a(bool) def test_basic_accept_context(self): server_resp = gb.accept_sec_context(self.client_token, acceptor_creds=self.server_creds) server_resp.shouldnt_be_none() (self.server_ctx, name, mech_type, out_token, out_req_flags, out_ttl, delegated_cred, cont_needed) = server_resp self.server_ctx.shouldnt_be_none() self.server_ctx.should_be_a(gb.SecurityContext) name.shouldnt_be_none() name.should_be_a(gb.Name) mech_type.should_be(gb.MechType.kerberos) out_token.shouldnt_be_empty() out_req_flags.should_be_a(Set) out_req_flags.should_be_at_least_length(2) out_ttl.should_be_greater_than(0) if delegated_cred is not None: delegated_cred.should_be_a(gb.Creds) cont_needed.should_be_a(bool) def test_channel_bindings(self): bdgs = gb.ChannelBindings(application_data=b'abcxyz', initiator_address_type=gb.AddressType.ip, initiator_address=b'127.0.0.1', acceptor_address_type=gb.AddressType.ip, acceptor_address=b'127.0.0.1') self.target_name = gb.import_name(TARGET_SERVICE_NAME, gb.NameType.hostbased_service) ctx_resp = gb.init_sec_context(self.target_name, channel_bindings=bdgs) self.client_token = ctx_resp[3] self.client_ctx = ctx_resp[0] self.client_ctx.shouldnt_be_none() self.server_name = gb.import_name(SERVICE_PRINCIPAL, gb.NameType.kerberos_principal) self.server_creds = gb.acquire_cred(self.server_name)[0] server_resp = gb.accept_sec_context(self.client_token, acceptor_creds=self.server_creds, channel_bindings=bdgs) server_resp.shouldnt_be_none self.server_ctx = server_resp.context def test_bad_channel_binding_raises_error(self): bdgs = gb.ChannelBindings(application_data=b'abcxyz', initiator_address_type=gb.AddressType.ip, initiator_address=b'127.0.0.1', acceptor_address_type=gb.AddressType.ip, acceptor_address=b'127.0.0.1') self.target_name = gb.import_name(TARGET_SERVICE_NAME, gb.NameType.hostbased_service) ctx_resp = gb.init_sec_context(self.target_name, channel_bindings=bdgs) self.client_token = ctx_resp[3] self.client_ctx = ctx_resp[0] self.client_ctx.shouldnt_be_none() self.server_name = gb.import_name(SERVICE_PRINCIPAL, gb.NameType.kerberos_principal) self.server_creds = gb.acquire_cred(self.server_name)[0] bdgs.acceptor_address = b'127.0.1.0' gb.accept_sec_context.should_raise(gb.GSSError, self.client_token, acceptor_creds=self.server_creds, channel_bindings=bdgs) class TestWrapUnwrap(_GSSAPIKerberosTestCase): def setUp(self): self.target_name = gb.import_name(TARGET_SERVICE_NAME, gb.NameType.hostbased_service) ctx_resp = gb.init_sec_context(self.target_name) self.client_token1 = ctx_resp[3] self.client_ctx = ctx_resp[0] self.server_name = gb.import_name(SERVICE_PRINCIPAL, gb.NameType.kerberos_principal) self.server_creds = gb.acquire_cred(self.server_name)[0] server_resp = gb.accept_sec_context(self.client_token1, acceptor_creds=self.server_creds) self.server_ctx = server_resp[0] self.server_tok = server_resp[3] client_resp2 = gb.init_sec_context(self.target_name, context=self.client_ctx, input_token=self.server_tok) self.client_token2 = client_resp2[3] self.client_ctx = client_resp2[0] def tearDown(self): gb.release_name(self.target_name) gb.release_name(self.server_name) gb.release_cred(self.server_creds) gb.delete_sec_context(self.client_ctx) gb.delete_sec_context(self.server_ctx) def test_import_export_sec_context(self): tok = gb.export_sec_context(self.client_ctx) tok.shouldnt_be_none() tok.should_be_a(bytes) tok.shouldnt_be_empty() imported_ctx = gb.import_sec_context(tok) imported_ctx.shouldnt_be_none() imported_ctx.should_be_a(gb.SecurityContext) self.client_ctx = imported_ctx # ensure that it gets deleted def test_get_mic(self): mic_token = gb.get_mic(self.client_ctx, b"some message") mic_token.shouldnt_be_none() mic_token.should_be_a(bytes) mic_token.shouldnt_be_empty() def test_basic_verify_mic(self): mic_token = gb.get_mic(self.client_ctx, b"some message") qop_used = gb.verify_mic(self.server_ctx, b"some message", mic_token) qop_used.should_be_an_integer() # test a bad MIC gb.verify_mic.should_raise(gb.GSSError, self.server_ctx, b"some other message", b"some invalid mic") def test_wrap_size_limit(self): with_conf = gb.wrap_size_limit(self.client_ctx, 100) without_conf = gb.wrap_size_limit(self.client_ctx, 100, confidential=False) with_conf.should_be_an_integer() without_conf.should_be_an_integer() without_conf.should_be_less_than(100) with_conf.should_be_less_than(100) def test_basic_wrap_unwrap(self): (wrapped_message, conf) = gb.wrap(self.client_ctx, b'test message') conf.should_be_a(bool) conf.should_be_true() wrapped_message.should_be_a(bytes) wrapped_message.shouldnt_be_empty() wrapped_message.should_be_longer_than('test message') (unwrapped_message, conf, qop) = gb.unwrap(self.server_ctx, wrapped_message) conf.should_be_a(bool) conf.should_be_true() qop.should_be_an_integer() qop.should_be_at_least(0) unwrapped_message.should_be_a(bytes) unwrapped_message.shouldnt_be_empty() unwrapped_message.should_be(b'test message') @ktu.gssapi_extension_test('dce', 'DCE (IOV/AEAD)') def test_basic_iov_wrap_unwrap_prealloc(self): init_data = b'some encrypted data' init_other_data = b'some other encrypted data' init_signed_info = b'some sig data' init_message = gb.IOV((gb.IOVBufferType.sign_only, init_signed_info), init_data, init_other_data, auto_alloc=False) init_message[0].allocate.should_be_false() init_message[4].allocate.should_be_false() init_message[5].allocate.should_be_false() conf = gb.wrap_iov_length(self.client_ctx, init_message) conf.should_be_a(bool) conf.should_be_true() init_message[0].should_be_at_least_size(1) init_message[5].should_be_at_least_size(1) conf = gb.wrap_iov(self.client_ctx, init_message) conf.should_be_a(bool) conf.should_be_true() # make sure we didn't strings used init_data.should_be(b'some encrypted data') init_other_data.should_be(b'some other encrypted data') init_signed_info.should_be(b'some sig data') init_message[2].value.shouldnt_be(b'some encrypted data') init_message[3].value.shouldnt_be(b'some other encrypted data') (conf, qop) = gb.unwrap_iov(self.server_ctx, init_message) conf.should_be_a(bool) conf.should_be_true() qop.should_be_a(int) init_message[1].value.should_be(init_signed_info) init_message[2].value.should_be(init_data) init_message[3].value.should_be(init_other_data) @ktu.gssapi_extension_test('dce', 'DCE (IOV/AEAD)') def test_basic_iov_wrap_unwrap_autoalloc(self): init_data = b'some encrypted data' init_other_data = b'some other encrypted data' init_signed_info = b'some sig data' init_message = gb.IOV((gb.IOVBufferType.sign_only, init_signed_info), init_data, init_other_data) conf = gb.wrap_iov(self.client_ctx, init_message) conf.should_be_a(bool) conf.should_be_true() # make sure we didn't strings used init_data.should_be(b'some encrypted data') init_other_data.should_be(b'some other encrypted data') init_signed_info.should_be(b'some sig data') init_message[2].value.shouldnt_be(b'some encrypted data') init_message[3].value.shouldnt_be(b'some other encrypted data') (conf, qop) = gb.unwrap_iov(self.server_ctx, init_message) conf.should_be_a(bool) conf.should_be_true() qop.should_be_a(int) init_message[1].value.should_be(init_signed_info) init_message[2].value.should_be(init_data) init_message[3].value.should_be(init_other_data) @ktu.gssapi_extension_test('dce', 'DCE (IOV/AEAD)') def test_basic_aead_wrap_unwrap(self): assoc_data = b'some sig data' (wrapped_message, conf) = gb.wrap_aead(self.client_ctx, b'test message', assoc_data) conf.should_be_a(bool) conf.should_be_true() wrapped_message.should_be_a(bytes) wrapped_message.shouldnt_be_empty() wrapped_message.should_be_longer_than('test message') (unwrapped_message, conf, qop) = gb.unwrap_aead(self.server_ctx, wrapped_message, assoc_data) conf.should_be_a(bool) conf.should_be_true() qop.should_be_an_integer() qop.should_be_at_least(0) unwrapped_message.should_be_a(bytes) unwrapped_message.shouldnt_be_empty() unwrapped_message.should_be(b'test message') @ktu.gssapi_extension_test('dce', 'DCE (IOV/AEAD)') def test_basic_aead_wrap_unwrap_no_assoc(self): (wrapped_message, conf) = gb.wrap_aead(self.client_ctx, b'test message') conf.should_be_a(bool) conf.should_be_true() wrapped_message.should_be_a(bytes) wrapped_message.shouldnt_be_empty() wrapped_message.should_be_longer_than('test message') (unwrapped_message, conf, qop) = gb.unwrap_aead(self.server_ctx, wrapped_message) conf.should_be_a(bool) conf.should_be_true() qop.should_be_an_integer() qop.should_be_at_least(0) unwrapped_message.should_be_a(bytes) unwrapped_message.shouldnt_be_empty() unwrapped_message.should_be(b'test message') @ktu.gssapi_extension_test('dce', 'DCE (IOV/AEAD)') def test_basic_aead_wrap_unwrap_bad_assoc_raises_error(self): assoc_data = b'some sig data' (wrapped_message, conf) = gb.wrap_aead(self.client_ctx, b'test message', assoc_data) conf.should_be_a(bool) conf.should_be_true() wrapped_message.should_be_a(bytes) wrapped_message.shouldnt_be_empty() wrapped_message.should_be_longer_than('test message') gb.unwrap_aead.should_raise(gb.BadMICError, self.server_ctx, wrapped_message, b'some other sig data') @ktu.gssapi_extension_test('iov_mic', 'IOV MIC') def test_get_mic_iov(self): init_message = gb.IOV(b'some data', (gb.IOVBufferType.sign_only, b'some sig data'), gb.IOVBufferType.mic_token, std_layout=False) gb.get_mic_iov(self.client_ctx, init_message) init_message[2].type.should_be(gb.IOVBufferType.mic_token) init_message[2].value.shouldnt_be_empty() @ktu.gssapi_extension_test('iov_mic', 'IOV MIC') def test_basic_verify_mic_iov(self): init_message = gb.IOV(b'some data', (gb.IOVBufferType.sign_only, b'some sig data'), gb.IOVBufferType.mic_token, std_layout=False) gb.get_mic_iov(self.client_ctx, init_message) init_message[2].type.should_be(gb.IOVBufferType.mic_token) init_message[2].value.shouldnt_be_empty() qop_used = gb.verify_mic_iov(self.server_ctx, init_message) qop_used.should_be_an_integer() @ktu.gssapi_extension_test('iov_mic', 'IOV MIC') def test_verify_mic_iov_bad_mic_raises_error(self): init_message = gb.IOV(b'some data', (gb.IOVBufferType.sign_only, b'some sig data'), (gb.IOVBufferType.mic_token, 'abaava'), std_layout=False) # test a bad MIC gb.verify_mic_iov.should_raise(gb.GSSError, self.server_ctx, init_message) @ktu.gssapi_extension_test('iov_mic', 'IOV MIC') def test_get_mic_iov_length(self): init_message = gb.IOV(b'some data', (gb.IOVBufferType.sign_only, b'some sig data'), gb.IOVBufferType.mic_token, std_layout=False, auto_alloc=False) gb.get_mic_iov_length(self.client_ctx, init_message) init_message[2].type.should_be(gb.IOVBufferType.mic_token) init_message[2].value.shouldnt_be_empty() TEST_OIDS = {'SPNEGO': {'bytes': b'\053\006\001\005\005\002', 'string': '1.3.6.1.5.5.2'}, 'KRB5': {'bytes': b'\052\206\110\206\367\022\001\002\002', 'string': '1.2.840.113554.1.2.2'}, 'KRB5_OLD': {'bytes': b'\053\005\001\005\002', 'string': '1.3.5.1.5.2'}, 'KRB5_WRONG': {'bytes': b'\052\206\110\202\367\022\001\002\002', 'string': '1.2.840.48018.1.2.2'}, 'IAKERB': {'bytes': b'\053\006\001\005\002\005', 'string': '1.3.6.1.5.2.5'}} class TestOIDTransforms(unittest.TestCase): def test_decode_from_bytes(self): for oid in TEST_OIDS.values(): o = gb.OID(elements=oid['bytes']) text = repr(o) text.should_be("<OID {0}>".format(oid['string'])) def test_encode_from_string(self): for oid in TEST_OIDS.values(): o = gb.OID.from_int_seq(oid['string']) o.__bytes__().should_be(oid['bytes']) def test_encode_from_int_seq(self): for oid in TEST_OIDS.values(): int_seq = oid['string'].split('.') o = gb.OID.from_int_seq(int_seq) o.__bytes__().should_be(oid['bytes']) def test_comparisons(self): krb5 = gb.OID.from_int_seq(TEST_OIDS['KRB5']['string']) krb5_other = gb.OID.from_int_seq(TEST_OIDS['KRB5']['string']) spnego = gb.OID.from_int_seq(TEST_OIDS['SPNEGO']['string']) (krb5 == krb5_other).should_be(True) (krb5 == spnego).should_be(False) (krb5 != krb5_other).should_be(False) (krb5 != spnego).should_be(True)