314 lines
12 KiB
Python
314 lines
12 KiB
Python
import pytest
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import re
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import lasso
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from multiprocessing.pool import ThreadPool
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from django.contrib import auth
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from django.db import connection
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from mellon.adapters import DefaultAdapter
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from mellon.backends import SAMLBackend
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pytestmark = pytest.mark.django_db
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User = auth.get_user_model()
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@pytest.fixture
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def idp():
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return {
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'METADATA': open('tests/metadata.xml').read(),
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}
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@pytest.fixture
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def saml_attributes():
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return {
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'name_id_format': lasso.SAML2_NAME_IDENTIFIER_FORMAT_PERSISTENT,
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'name_id_content': 'x' * 32,
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'issuer': 'http://idp5/metadata',
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'username': ['foobar'],
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'email': ['test@example.net'],
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'first_name': ['Foo'],
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'last_name': ['Bar'],
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'is_superuser': ['true'],
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'group': ['GroupA', 'GroupB', 'GroupC'],
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}
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@pytest.fixture
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def john(db):
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return User.objects.create(username='john.doe', email='john.doe@example.com')
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@pytest.fixture
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def jane(db):
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return User.objects.create(username='jane.doe', email='john.doe@example.com')
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def test_format_username(settings, idp, saml_attributes):
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adapter = DefaultAdapter()
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assert adapter.format_username(idp, {}) is None
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assert adapter.format_username(idp, saml_attributes) == ('x' * 32 + '@saml')[:30]
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settings.MELLON_USERNAME_TEMPLATE = '{attributes[name_id_content]}'
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assert adapter.format_username(idp, saml_attributes) == ('x' * 32)[:30]
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settings.MELLON_USERNAME_TEMPLATE = '{attributes[username][0]}'
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assert adapter.format_username(idp, saml_attributes) == 'foobar'
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def test_lookup_user(settings, idp, saml_attributes):
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adapter = DefaultAdapter()
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user = adapter.lookup_user(idp, saml_attributes)
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assert user is not None
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user2 = adapter.lookup_user(idp, saml_attributes)
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assert user.id == user2.id
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User.objects.all().delete()
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assert User.objects.count() == 0
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settings.MELLON_PROVISION = False
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user = adapter.lookup_user(idp, saml_attributes)
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assert user is None
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assert User.objects.count() == 0
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def test_lookup_user_transaction(transactional_db, concurrency, idp, saml_attributes):
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adapter = DefaultAdapter()
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p = ThreadPool(concurrency)
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if connection.vendor == 'postgresql':
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with connection.cursor() as c:
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c.execute('SHOW max_connections')
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max_connections = c.fetchone()[0]
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if int(max_connections) <= concurrency:
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pytest.skip('Number of concurrent connections above postgresql maximum limit')
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def f(i):
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# sqlite has a default lock timeout of 5s seconds between different access to the same in
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# memory DB
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if connection.vendor == 'sqlite':
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connection.cursor().execute('PRAGMA busy_timeout = 400000')
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try:
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return adapter.lookup_user(idp, saml_attributes)
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finally:
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connection.close()
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users = p.map(f, range(concurrency))
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assert len(users) == concurrency
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assert len(set(user.pk for user in users)) == 1
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def test_provision_user_attributes(settings, django_user_model, idp, saml_attributes, caplog):
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settings.MELLON_IDENTITY_PROVIDERS = [idp]
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settings.MELLON_ATTRIBUTE_MAPPING = {
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'email': u'{attributes[email][0]}',
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'first_name': u'{attributes[first_name][0]}',
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'last_name': u'{attributes[last_name][0]}',
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}
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user = SAMLBackend().authenticate(saml_attributes=saml_attributes)
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assert user.username == 'x' * 30
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assert user.first_name == 'Foo'
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assert user.last_name == 'Bar'
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assert user.email == 'test@example.net'
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assert user.is_superuser is False
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assert user.is_staff is False
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assert len(caplog.records) == 4
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assert 'created new user' in caplog.text
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assert 'set field first_name' in caplog.text
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assert 'set field last_name' in caplog.text
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assert 'set field email' in caplog.text
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def test_provision_user_groups(settings, django_user_model, idp, saml_attributes, caplog):
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settings.MELLON_IDENTITY_PROVIDERS = [idp]
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settings.MELLON_GROUP_ATTRIBUTE = 'group'
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user = SAMLBackend().authenticate(saml_attributes=saml_attributes)
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assert user.groups.count() == 3
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assert set(user.groups.values_list('name', flat=True)) == set(saml_attributes['group'])
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assert len(caplog.records) == 4
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assert 'created new user' in caplog.text
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assert 'adding group GroupA' in caplog.text
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assert 'adding group GroupB' in caplog.text
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assert 'adding group GroupC' in caplog.text
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saml_attributes2 = saml_attributes.copy()
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saml_attributes2['group'] = ['GroupB', 'GroupC']
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user = SAMLBackend().authenticate(saml_attributes=saml_attributes2)
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assert user.groups.count() == 2
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assert set(user.groups.values_list('name', flat=True)) == set(saml_attributes2['group'])
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assert len(caplog.records) == 6
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assert 'removing group GroupA' in caplog.records[-1].message
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def test_provision_is_superuser(settings, django_user_model, idp, saml_attributes, caplog):
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settings.MELLON_IDENTITY_PROVIDERS = [idp]
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settings.MELLON_SUPERUSER_MAPPING = {
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'is_superuser': 'true',
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}
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user = SAMLBackend().authenticate(saml_attributes=saml_attributes)
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assert user.is_superuser is True
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assert user.is_staff is True
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assert 'flag is_staff and is_superuser added' in caplog.text
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user = SAMLBackend().authenticate(saml_attributes=saml_attributes)
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assert user.is_superuser is True
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assert user.is_staff is True
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assert not 'flag is_staff and is_superuser removed' in caplog.text
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def test_provision_absent_attribute(settings, django_user_model, idp, saml_attributes, caplog):
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settings.MELLON_IDENTITY_PROVIDERS = [idp]
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settings.MELLON_ATTRIBUTE_MAPPING = {
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'email': '{attributes[email][0]}',
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'first_name': '{attributes[first_name][0]}',
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'last_name': '{attributes[last_name][0]}',
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}
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local_saml_attributes = saml_attributes.copy()
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del local_saml_attributes['email']
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user = SAMLBackend().authenticate(saml_attributes=local_saml_attributes)
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assert not user.email
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assert len(caplog.records) == 4
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assert 'created new user' in caplog.text
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assert re.search(r'invalid reference.*email', caplog.text)
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assert 'set field first_name' in caplog.text
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assert 'set field last_name' in caplog.text
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def test_provision_long_attribute(settings, django_user_model, idp, saml_attributes, caplog):
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settings.MELLON_IDENTITY_PROVIDERS = [idp]
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settings.MELLON_ATTRIBUTE_MAPPING = {
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'email': '{attributes[email][0]}',
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'first_name': '{attributes[first_name][0]}',
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'last_name': '{attributes[last_name][0]}',
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}
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local_saml_attributes = saml_attributes.copy()
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local_saml_attributes['first_name'] = [('y' * 32)]
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user = SAMLBackend().authenticate(saml_attributes=local_saml_attributes)
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assert user.first_name == 'y' * 30
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assert len(caplog.records) == 4
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assert 'created new user' in caplog.text
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assert 'set field first_name' in caplog.text
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assert 'to value %r ' % (u'y' * 30) in caplog.text
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assert 'set field last_name' in caplog.text
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assert 'set field email' in caplog.text
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def test_lookup_user_transient_with_email(private_settings, idp, saml_attributes):
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private_settings.MELLON_TRANSIENT_FEDERATION_ATTRIBUTE = 'email'
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adapter = DefaultAdapter()
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saml_attributes['name_id_format'] = lasso.SAML2_NAME_IDENTIFIER_FORMAT_TRANSIENT
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assert User.objects.count() == 0
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user = adapter.lookup_user(idp, saml_attributes)
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assert user is not None
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assert user.saml_identifiers.count() == 1
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assert user.saml_identifiers.first().name_id == saml_attributes['email'][0]
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user2 = adapter.lookup_user(idp, saml_attributes)
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assert user.id == user2.id
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User.objects.all().delete()
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assert User.objects.count() == 0
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private_settings.MELLON_PROVISION = False
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user = adapter.lookup_user(idp, saml_attributes)
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assert user is None
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assert User.objects.count() == 0
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def test_lookup_user_by_attributes_bad_setting1(settings, idp, saml_attributes, caplog):
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settings.MELLON_PROVISION = False
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adapter = DefaultAdapter()
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settings.MELLON_LOOKUP_BY_ATTRIBUTES = 'coin'
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assert adapter.lookup_user(idp, saml_attributes) is None
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assert caplog.records[-1].message.endswith('it must be a list')
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def test_lookup_user_by_attributes_bad_setting2(settings, idp, saml_attributes, caplog):
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settings.MELLON_PROVISION = False
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adapter = DefaultAdapter()
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settings.MELLON_LOOKUP_BY_ATTRIBUTES = ['coin']
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assert adapter.lookup_user(idp, saml_attributes) is None
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assert caplog.records[-1].message.endswith('it must be a list of dicts')
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def test_lookup_user_by_attributes_bad_setting3(settings, idp, saml_attributes, caplog):
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settings.MELLON_PROVISION = False
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adapter = DefaultAdapter()
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settings.MELLON_LOOKUP_BY_ATTRIBUTES = [{}]
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assert adapter.lookup_user(idp, saml_attributes) is None
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assert caplog.records[-1].message.endswith('user_field is missing')
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def test_lookup_user_by_attributes_bad_setting4(settings, idp, saml_attributes, caplog):
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settings.MELLON_PROVISION = False
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adapter = DefaultAdapter()
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settings.MELLON_LOOKUP_BY_ATTRIBUTES = [{'user_field': 'username'}]
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assert adapter.lookup_user(idp, saml_attributes) is None
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assert caplog.records[-1].message.endswith('saml_attribute is missing')
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def test_lookup_user_by_attributes_not_found(settings, idp, saml_attributes, caplog):
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settings.MELLON_PROVISION = False
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adapter = DefaultAdapter()
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caplog.set_level('DEBUG')
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settings.MELLON_LOOKUP_BY_ATTRIBUTES = [{'user_field': 'username', 'saml_attribute': 'saml_at1'}]
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saml_attributes['saml_at1'] = ['john.doe']
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assert adapter.lookup_user(idp, saml_attributes) is None
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assert caplog.records[-2].message.endswith(': not found')
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def test_lookup_user_by_attributes_too_many1(settings, idp, saml_attributes, john, jane, caplog):
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settings.MELLON_PROVISION = False
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adapter = DefaultAdapter()
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settings.MELLON_LOOKUP_BY_ATTRIBUTES = [{'user_field': 'email', 'saml_attribute': 'saml_at1'}]
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saml_attributes['saml_at1'] = ['john.doe@example.com']
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assert adapter.lookup_user(idp, saml_attributes) is None
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assert 'too many users found(2)' in caplog.records[-1].message
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def test_lookup_user_by_attributes_too_manyi2(settings, idp, saml_attributes, john, jane, caplog):
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settings.MELLON_PROVISION = False
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adapter = DefaultAdapter()
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saml_attributes['saml_at1'] = ['john.doe']
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saml_attributes['saml_at2'] = ['jane.doe']
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settings.MELLON_LOOKUP_BY_ATTRIBUTES = [
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{'user_field': 'username', 'saml_attribute': 'saml_at1'},
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{'user_field': 'username', 'saml_attribute': 'saml_at2'},
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]
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assert adapter.lookup_user(idp, saml_attributes) is None
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assert 'too many users found(2)' in caplog.records[-1].message
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def test_lookup_user_by_attributes_found(settings, idp, saml_attributes, john, jane, caplog):
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settings.MELLON_PROVISION = False
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adapter = DefaultAdapter()
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saml_attributes['saml_at1'] = ['john.doe']
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settings.MELLON_LOOKUP_BY_ATTRIBUTES = [
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{'user_field': 'username', 'saml_attribute': 'saml_at1'},
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]
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assert adapter.lookup_user(idp, saml_attributes) == john
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def test_lookup_user_by_attributes_ignore_case(settings, idp, saml_attributes, john, jane, caplog):
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settings.MELLON_PROVISION = False
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adapter = DefaultAdapter()
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saml_attributes['saml_at1'] = ['Jane.Doe']
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settings.MELLON_LOOKUP_BY_ATTRIBUTES = [
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{'user_field': 'username', 'saml_attribute': 'saml_at1'},
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]
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assert adapter.lookup_user(idp, saml_attributes) is None
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settings.MELLON_LOOKUP_BY_ATTRIBUTES = [
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{'user_field': 'username', 'saml_attribute': 'saml_at1', 'ignore-case': True},
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]
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assert adapter.lookup_user(idp, saml_attributes) == jane
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