feat(tenancy): implement workspace isolation

This commit is contained in:
Junyan Qin
2026-07-19 09:58:59 +08:00
parent 9eb292992d
commit c6f826fe2d
271 changed files with 31162 additions and 6106 deletions
@@ -6,6 +6,9 @@ from sqlalchemy.sql.dml import Update
from langbot.pkg.api.http.service.bot import BotService
WORKSPACE_UUID = 'workspace-a'
class _FakeResult:
def __init__(self, value):
self.value = value
@@ -21,7 +24,9 @@ class _PersistenceManager:
async def execute_async(self, statement):
if isinstance(statement, Update):
self.update_values = {
key: value for key, value in statement.compile().params.items() if not key.startswith('uuid_')
key: value
for key, value in statement.compile().params.items()
if not key.startswith(('uuid_', 'workspace_uuid_'))
}
return None
@@ -48,7 +53,7 @@ async def test_update_bot_copies_input_before_filtering_and_setting_pipeline_nam
'use_pipeline_uuid': 'pipeline-1',
}
await service.update_bot('bot-1', payload)
await service.update_bot(WORKSPACE_UUID, 'bot-1', payload)
assert payload == {
'uuid': 'caller-owned-uuid',
@@ -0,0 +1,34 @@
import pytest
import sqlalchemy
from langbot.pkg.api.http.authz import WorkspaceRequiredError
from langbot.pkg.api.http.context import ExecutionContext, PrincipalContext, PrincipalType
from langbot.pkg.api.http.service.tenant import require_workspace_uuid, scope_statement
class _TenantRow:
workspace_uuid = sqlalchemy.column('workspace_uuid')
def test_require_workspace_uuid_accepts_execution_context():
context = ExecutionContext(
instance_uuid='instance-test',
workspace_uuid='workspace-test',
placement_generation=1,
trigger_principal=PrincipalContext(PrincipalType.SYSTEM),
)
assert require_workspace_uuid(context) == 'workspace-test'
@pytest.mark.parametrize('context', [None, '', ' '])
def test_require_workspace_uuid_rejects_missing_context(context):
with pytest.raises(WorkspaceRequiredError):
require_workspace_uuid(context)
def test_scope_statement_adds_workspace_predicate():
statement = scope_statement(sqlalchemy.select(_TenantRow.workspace_uuid), _TenantRow, 'workspace-test')
assert 'workspace_uuid = :workspace_uuid_1' in str(statement)
assert statement.compile().params == {'workspace_uuid_1': 'workspace-test'}
@@ -0,0 +1,373 @@
from __future__ import annotations
import datetime
from types import SimpleNamespace
from unittest.mock import AsyncMock
import pytest
import sqlalchemy
from sqlalchemy.ext.asyncio import create_async_engine
from langbot.pkg.api.http.service.bot import BotService
from langbot.pkg.api.http.service.model import LLMModelsService
from langbot.pkg.api.http.service.pipeline import PipelineService
from langbot.pkg.api.http.service.provider import ModelProviderService
from langbot.pkg.api.http.service.tenant import require_workspace_uuid
from langbot.pkg.api.http.authz import WorkspaceRequiredError
from langbot.pkg.entity.persistence.base import Base
from langbot.pkg.entity.persistence.bot import Bot
from langbot.pkg.entity.persistence.model import LLMModel, ModelProvider
from langbot.pkg.entity.persistence.pipeline import LegacyPipeline
from langbot.pkg.entity.persistence.workspace import Workspace
from langbot.pkg.workspace.errors import WorkspaceNotFoundError
pytestmark = pytest.mark.asyncio
WORKSPACE_A = '00000000-0000-0000-0000-00000000000a'
WORKSPACE_B = '00000000-0000-0000-0000-00000000000b'
class _PersistenceManager:
def __init__(self, engine):
self.engine = engine
async def execute_async(self, *args, **kwargs):
async with self.engine.connect() as connection:
result = await connection.execute(*args, **kwargs)
await connection.commit()
return result
@staticmethod
def serialize_model(model, data, masked_columns=None):
masked_columns = masked_columns or []
return {
column.name: (
getattr(data, column.name).isoformat()
if isinstance(getattr(data, column.name), datetime.datetime)
else getattr(data, column.name)
)
for column in model.__table__.columns
if column.name not in masked_columns
}
@pytest.fixture
async def tenant_services(tmp_path):
engine = create_async_engine(f'sqlite+aiosqlite:///{tmp_path / "tenant-resources.db"}')
async with engine.begin() as connection:
await connection.run_sync(Base.metadata.create_all)
await connection.execute(
sqlalchemy.insert(Workspace),
[
{
'uuid': WORKSPACE_A,
'instance_uuid': 'instance-a',
'name': 'Workspace A',
'slug': 'workspace-a',
'source': 'cloud_projection',
},
{
'uuid': WORKSPACE_B,
'instance_uuid': 'instance-b',
'name': 'Workspace B',
'slug': 'workspace-b',
'source': 'cloud_projection',
},
],
)
await connection.execute(
sqlalchemy.insert(ModelProvider),
[
{
'uuid': 'provider-a',
'workspace_uuid': WORKSPACE_A,
'name': 'Same Provider',
'requester': 'chatcmpl',
'base_url': 'https://a.invalid',
'api_keys': ['secret-a'],
},
{
'uuid': 'provider-b',
'workspace_uuid': WORKSPACE_B,
'name': 'Same Provider',
'requester': 'chatcmpl',
'base_url': 'https://b.invalid',
'api_keys': ['secret-b'],
},
],
)
await connection.execute(
sqlalchemy.insert(LLMModel),
[
{
'uuid': 'model-a',
'workspace_uuid': WORKSPACE_A,
'name': 'Same Model',
'provider_uuid': 'provider-a',
'abilities': [],
'extra_args': {},
'prefered_ranking': 0,
},
{
'uuid': 'model-b',
'workspace_uuid': WORKSPACE_B,
'name': 'Same Model',
'provider_uuid': 'provider-b',
'abilities': [],
'extra_args': {},
'prefered_ranking': 0,
},
],
)
await connection.execute(
sqlalchemy.insert(LegacyPipeline),
[
{
'uuid': 'pipeline-a',
'workspace_uuid': WORKSPACE_A,
'name': 'Same Pipeline',
'description': 'A',
'for_version': 'test',
'is_default': False,
'stages': [],
'config': {},
'extensions_preferences': {},
},
{
'uuid': 'pipeline-b',
'workspace_uuid': WORKSPACE_B,
'name': 'Same Pipeline',
'description': 'B',
'for_version': 'test',
'is_default': False,
'stages': [],
'config': {},
'extensions_preferences': {},
},
],
)
await connection.execute(
sqlalchemy.insert(Bot),
[
{
'uuid': 'bot-a',
'workspace_uuid': WORKSPACE_A,
'name': 'Same Bot',
'description': 'A',
'adapter': 'test',
'adapter_config': {},
'enable': False,
'use_pipeline_uuid': 'pipeline-a',
'use_pipeline_name': 'Same Pipeline',
'pipeline_routing_rules': [],
},
{
'uuid': 'bot-b',
'workspace_uuid': WORKSPACE_B,
'name': 'Same Bot',
'description': 'B',
'adapter': 'test',
'adapter_config': {},
'enable': False,
'use_pipeline_uuid': 'pipeline-b',
'use_pipeline_name': 'Same Pipeline',
'pipeline_routing_rules': [],
},
],
)
runtime_provider_a = SimpleNamespace(provider_entity=SimpleNamespace(uuid='provider-a'))
runtime_provider_b = SimpleNamespace(provider_entity=SimpleNamespace(uuid='provider-b'))
application = SimpleNamespace(
persistence_mgr=_PersistenceManager(engine),
instance_config=SimpleNamespace(data={'system': {'limitation': {}}, 'api': {}}),
ver_mgr=SimpleNamespace(get_current_version=lambda: 'test'),
platform_mgr=SimpleNamespace(
load_bot=AsyncMock(return_value=SimpleNamespace(enable=False)),
remove_bot=AsyncMock(),
get_bot_by_uuid=AsyncMock(return_value=None),
),
pipeline_mgr=SimpleNamespace(
load_pipeline=AsyncMock(),
remove_pipeline=AsyncMock(),
),
model_mgr=SimpleNamespace(
provider_dict={'provider-a': runtime_provider_a, 'provider-b': runtime_provider_b},
llm_models=[],
embedding_models=[],
rerank_models=[],
load_provider=AsyncMock(),
cache_provider=AsyncMock(),
get_provider_by_uuid=AsyncMock(return_value=runtime_provider_a),
reload_provider=AsyncMock(),
remove_provider=AsyncMock(),
load_llm_model_with_provider=AsyncMock(return_value=SimpleNamespace()),
cache_llm_model=AsyncMock(),
remove_llm_model=AsyncMock(),
),
sess_mgr=SimpleNamespace(session_list=[]),
)
application.provider_service = ModelProviderService(application)
application.llm_model_service = LLMModelsService(application)
application.pipeline_service = PipelineService(application)
application.bot_service = BotService(application)
yield application, engine
await engine.dispose()
async def test_context_is_mandatory_and_fails_closed(tenant_services):
application, _engine = tenant_services
with pytest.raises(WorkspaceRequiredError):
require_workspace_uuid(None)
with pytest.raises(WorkspaceRequiredError):
await application.bot_service.get_bots(None)
with pytest.raises(WorkspaceRequiredError):
await application.provider_service.get_providers(None)
with pytest.raises(WorkspaceRequiredError):
await application.pipeline_service.get_pipelines(None)
with pytest.raises(WorkspaceRequiredError):
await application.llm_model_service.get_llm_models(None)
async def test_lists_and_same_names_are_isolated(tenant_services):
application, _engine = tenant_services
assert [item['uuid'] for item in await application.bot_service.get_bots(WORKSPACE_A)] == ['bot-a']
assert [item['uuid'] for item in await application.pipeline_service.get_pipelines(WORKSPACE_A)] == ['pipeline-a']
assert [item['uuid'] for item in await application.provider_service.get_providers(WORKSPACE_A)] == ['provider-a']
assert [item['uuid'] for item in await application.llm_model_service.get_llm_models(WORKSPACE_A)] == ['model-a']
async def test_cross_workspace_uuid_guessing_cannot_read_update_or_delete(tenant_services):
application, engine = tenant_services
assert await application.bot_service.get_bot(WORKSPACE_A, 'bot-b') is None
assert await application.pipeline_service.get_pipeline(WORKSPACE_A, 'pipeline-b') is None
assert await application.provider_service.get_provider(WORKSPACE_A, 'provider-b') is None
assert await application.llm_model_service.get_llm_model(WORKSPACE_A, 'model-b') is None
with pytest.raises(WorkspaceNotFoundError):
await application.bot_service.update_bot(WORKSPACE_A, 'bot-b', {'name': 'stolen'})
with pytest.raises(WorkspaceNotFoundError):
await application.pipeline_service.update_pipeline(
WORKSPACE_A,
'pipeline-b',
{'description': 'stolen'},
)
with pytest.raises(WorkspaceNotFoundError):
await application.provider_service.update_provider(WORKSPACE_A, 'provider-b', {'name': 'stolen'})
with pytest.raises(WorkspaceNotFoundError):
await application.llm_model_service.update_llm_model(
WORKSPACE_A,
'model-b',
{'name': 'stolen'},
)
with pytest.raises(WorkspaceNotFoundError):
await application.bot_service.delete_bot(WORKSPACE_A, 'bot-b')
with pytest.raises(WorkspaceNotFoundError):
await application.pipeline_service.delete_pipeline(WORKSPACE_A, 'pipeline-b')
with pytest.raises(WorkspaceNotFoundError):
await application.provider_service.delete_provider(WORKSPACE_A, 'provider-b')
with pytest.raises(WorkspaceNotFoundError):
await application.llm_model_service.delete_llm_model(WORKSPACE_A, 'model-b')
async with engine.connect() as connection:
assert await connection.scalar(sqlalchemy.select(Bot.name).where(Bot.uuid == 'bot-b')) == 'Same Bot'
assert (
await connection.scalar(sqlalchemy.select(LegacyPipeline.uuid).where(LegacyPipeline.uuid == 'pipeline-b'))
== 'pipeline-b'
)
assert (
await connection.scalar(sqlalchemy.select(ModelProvider.name).where(ModelProvider.uuid == 'provider-b'))
== 'Same Provider'
)
assert await connection.scalar(sqlalchemy.select(LLMModel.uuid).where(LLMModel.uuid == 'model-b')) == 'model-b'
async def test_cross_workspace_parent_references_are_rejected(tenant_services):
application, _engine = tenant_services
with pytest.raises(WorkspaceNotFoundError):
await application.bot_service.update_bot(
WORKSPACE_A,
'bot-a',
{'use_pipeline_uuid': 'pipeline-b'},
)
with pytest.raises(WorkspaceNotFoundError):
await application.llm_model_service.create_llm_model(
WORKSPACE_A,
{
'name': 'Cross reference',
'provider_uuid': 'provider-b',
'abilities': [],
'extra_args': {},
'prefered_ranking': 0,
},
auto_set_to_default_pipeline=False,
)
async def test_created_resources_are_bound_to_callers_workspace(tenant_services):
application, engine = tenant_services
runtime_provider = SimpleNamespace(provider_entity=SimpleNamespace(uuid='provider-created'))
application.model_mgr.load_provider.return_value = runtime_provider
provider_uuid = await application.provider_service.create_provider(
WORKSPACE_A,
{
'name': 'Created Provider',
'requester': 'chatcmpl',
'base_url': 'https://created.invalid',
'api_keys': [],
},
)
pipeline_uuid = await application.pipeline_service.create_pipeline(
WORKSPACE_A,
{'name': 'Created Pipeline', 'description': 'created'},
)
bot_uuid = await application.bot_service.create_bot(
WORKSPACE_A,
{
'name': 'Created Bot',
'description': 'created',
'adapter': 'test',
'adapter_config': {},
'enable': False,
'pipeline_routing_rules': [],
},
)
model_uuid = await application.llm_model_service.create_llm_model(
WORKSPACE_A,
{
'name': 'Created Model',
'provider_uuid': 'provider-a',
'abilities': [],
'extra_args': {},
'prefered_ranking': 0,
},
auto_set_to_default_pipeline=False,
)
async with engine.connect() as connection:
assert (
await connection.scalar(
sqlalchemy.select(ModelProvider.workspace_uuid).where(ModelProvider.uuid == provider_uuid)
)
== WORKSPACE_A
)
assert (
await connection.scalar(
sqlalchemy.select(LegacyPipeline.workspace_uuid).where(LegacyPipeline.uuid == pipeline_uuid)
)
== WORKSPACE_A
)
assert await connection.scalar(sqlalchemy.select(Bot.workspace_uuid).where(Bot.uuid == bot_uuid)) == WORKSPACE_A
assert (
await connection.scalar(sqlalchemy.select(LLMModel.workspace_uuid).where(LLMModel.uuid == model_uuid))
== WORKSPACE_A
)