toolshed/backend/authentication/tests/helpers.py
jedi 3afeed81b3
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refactor user model and tests in authentication module
2023-07-07 19:10:07 +02:00

88 lines
3.7 KiB
Python

import json
from django.test import TestCase, Client
from nacl.encoding import HexEncoder
from authentication.models import ToolshedUser, KnownIdentity
from hostadmin.models import Domain
from nacl.signing import SigningKey
class DummyExternalUser:
def __init__(self, username, domain, known=True):
self.username = username
self.domain = domain
self.__signing_key = SigningKey.generate()
self.public_identity = KnownIdentity.objects.get_or_create(
username=username,
domain=domain,
public_key=self.public_key())[0] if known else None
def __str__(self):
return self.username + '@' + self.domain
def sign(self, message):
return self.__signing_key.sign(message.encode('utf-8'), encoder=HexEncoder).signature.decode('utf-8')
def public_key(self):
return self.__signing_key.verify_key.encode(encoder=HexEncoder).decode('utf-8')
@property
def friends(self):
return self.public_identity.friends
class SignatureAuthClient:
base = Client(SERVER_NAME='testserver')
def __init__(self, **kwargs):
self.user = kwargs.get('user', None)
self.header_prefix = kwargs.get('header_prefix', 'Signature ')
self.bad_signature = kwargs.get('bad_signature', False)
def build_header(self, method, target, user, payload=None):
user = user if user is not None else self.user
if user is None:
raise ValueError("User must not be None")
payload_json = json.dumps(payload, separators=(',', ':')) if payload is not None else ''
signature = user.sign(
"http://testserver" + target + (payload_json if not self.bad_signature else payload_json[:-2] + "ff"))
return {'HTTP_AUTHORIZATION': self.header_prefix + str(user) + ':' + signature,
'content_type': 'application/json'}, payload_json
def get(self, target, user=None, **kwargs):
header, payload = self.build_header('GET', target, user)
return self.base.get(target, **header, **kwargs)
def post(self, target, user=None, data=None, **kwargs):
header, payload = self.build_header('POST', target, user, data)
return self.base.post(target, payload, **header, **kwargs)
def put(self, target, user=None, data=None, **kwargs):
header, payload = self.build_header('PUT', target, user, data)
return self.base.put(target, payload, **header, **kwargs)
def patch(self, target, user=None, data=None, **kwargs):
header, payload = self.build_header('PATCH', target, user, data)
return self.base.patch(target, payload, **header, **kwargs)
def delete(self, target, user=None, **kwargs):
header, payload = self.build_header('DELETE', target, user)
return self.base.delete(target, **header, **kwargs)
class ToolshedTestCase(TestCase):
f = {}
class UserTestMixin:
def prepare_users(self):
self.f['admin'] = ToolshedUser.objects.create_superuser('testadmin', 'testadmin@localhost', 'testpassword')
self.f['example_com'] = Domain.objects.create(name='example.com', owner=self.f['admin'], open_registration=True)
self.f['local_user1'] = ToolshedUser.objects.create_user('testuser1', 'test1@abc.de', 'testpassword2',
domain=self.f['example_com'].name)
self.f['local_user2'] = ToolshedUser.objects.create_user('testuser2', 'test2@abc.de', 'testpassword3',
domain=self.f['example_com'].name)
self.f['ext_user1'] = DummyExternalUser('extuser1', 'external.org')
self.f['ext_user2'] = DummyExternalUser('extuser2', 'external.org')