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https://github.com/langbot-app/LangBot.git
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feat(tenancy): add Workspace multi-tenant foundation (#2353)
* Document multi-tenant workspace architecture * Add OSS and commercial workspace boundaries * docs: redesign multi-tenant workspace architecture * feat(tenancy): implement workspace isolation * docs(tenancy): record verification evidence * docs(tenancy): revise single-instance SaaS topology * docs(tenancy): refine architecture options * docs: finalize cloud v2 multi-tenant decisions * feat(tenancy): establish cloud isolation foundations * feat(tenancy): harden shared cloud runtime boundaries * docs(tenancy): record final isolation verification * fix(tenancy): close isolation and permission gaps * docs(tenancy): record final isolation verification * feat(tenancy): connect cloud workspace control plane * fix(build): install git for pinned SDK * docs(cloud): update control plane verification * chore: update multi-tenant SDK pin * fix(cloud): skip legacy model sync during startup * test(cloud): preserve minimal model manager fixtures * fix(cloud): preserve authenticated account context * fix(cloud): reuse authenticated account for user info * feat(cloud): complete Workspace settings navigation * test(web): cover Workspace dropdown menu * feat(web): place workspace controls in sidebar * refactor(web): streamline workspace controls * style(web): format workspace layout test * fix(cloud): surface runtime and workspace plan status * fix(plugin): keep runtime identity stable across restarts * fix(ui): widen and center workspace switcher * fix(ui): hide roles from workspace switcher * fix(ui): align workspace switcher with sidebar entries * feat(workspace): add in-product collaboration and direct Cloud launch * style: format collaboration changes * fix(workspace): bind collaboration APIs to tenant UoW * fix(cloud): preserve Core-owned collaboration state * test(cloud): require Space identity for invite registration * feat(cloud): complete secure invitation experience * style(web): format invitation flows * fix(cloud): recover box runtime without unscoped skill reload * feat(oss): enforce invitation account and owner billing flows * style: format OSS account service * test(oss): cover invitation logout handoff * fix(oss): resolve workspace owner in scoped session * feat(cloud): harden multi-tenant runtime resources * fix(cloud): bound runtime restart storms * fix(cloud): eliminate periodic runtime CPU spikes * fix(cloud): enforce instance capacity ceilings * fix(cloud): scope public login capability discovery * fix(cloud): bound tenant maintenance and monitoring work * fix(runtime): bound tenant resource amplification * fix(deps): pin green multi-tenant plugin SDK * fix(cloud): handle unavailable skill capability * fix(security): require authentication for image file endpoint (H-2) - Changed /api/v1/files/image from AuthType.NONE to USER_TOKEN_OR_API_KEY - Added Permission.RESOURCE_VIEW requirement - Prevents unauthenticated cross-tenant file access via leaked keys - Fixes HIGH severity finding from multi-tenant security review docs: add comprehensive database migration guide - Complete migration steps for OSS → multi-tenant - Backup, execution, verification procedures - Rollback scenarios and recovery plans - Performance tuning recommendations * test: add comprehensive cross-tenant isolation tests Added 7 critical test scenarios for multi-tenant boundaries: - Cross-tenant bot access prevention - Viewer role read-only enforcement - Removed member immediate access revocation - Model provider credential isolation - WebSocket message isolation - Invitation token workspace scoping - Multi-workspace context validation These tests address P0-2 coverage gaps for: - workspaces.py (membership & invitation flows) - user.py (authentication & authorization) - websocket_chat.py (real-time isolation) - plugins.py (resource access control) docs: finalize database migration guide * fix(security): resolve M-1, M-2, M-3 security findings M-1: WebSocket authorization TOCTOU race (FIXED) - Changed _revalidate_websocket_authorization to return RequestContext - Ensures validated context is used immediately without race window - Prevents removed members from sending messages during revalidation gap M-2: Model Manager cache workspace isolation (VERIFIED) - Confirmed _CacheKey already uses 4-tuple: (instance, workspace, generation, resource) - Cache is properly scoped per workspace, no cross-tenant leakage possible - No code change needed, documented as working correctly M-3: Invitation lock workspace scoping (FIXED) - Changed lock key from token_digest to workspace_uuid:token_digest - Prevents DoS where attacker locks token in Workspace A to block Workspace B - Locks now isolated per workspace All MEDIUM severity findings from security review now resolved. * fix(cloud): unblock tenant CI and enforce knowledge quotas * fix(tenancy): scope rerank model sync --------- Co-authored-by: dadachann <185672915+dadachann@users.noreply.github.com>
This commit is contained in:
@@ -5,8 +5,10 @@ import traceback
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from ..core import app
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from ..core import entities as core_entities
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from ..workspace.errors import WorkspaceError, WorkspaceInvariantError
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import langbot_plugin.api.entities.builtin.pipeline.query as pipeline_query
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from .pool import get_query_execution_context
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class Controller:
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@@ -21,11 +23,95 @@ class Controller:
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self.ap = ap
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self.semaphore = asyncio.Semaphore(self.ap.instance_config.data['concurrency']['pipeline'])
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async def _assert_query_execution_active(
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self,
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query: pipeline_query.Query,
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):
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"""Revalidate a queued query immediately before runtime work starts."""
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execution_context = get_query_execution_context(query)
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binding = await self.ap.workspace_service.get_execution_binding(
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execution_context.workspace_uuid,
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expected_generation=execution_context.placement_generation,
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)
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if binding.instance_uuid != execution_context.instance_uuid:
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raise WorkspaceInvariantError('Queued query instance does not match the active Workspace binding')
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return execution_context
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async def _process_query(
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self,
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selected_query: pipeline_query.Query,
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*,
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selected_session=None,
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global_slot_reserved: bool = False,
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) -> None:
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"""Run one selected query and always release its scheduling slot."""
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try:
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queued_context = get_query_execution_context(selected_query)
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async def run_scoped_query() -> None:
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execution_context = await self._assert_query_execution_active(selected_query)
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pipeline_uuid = selected_query.pipeline_uuid
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if pipeline_uuid:
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pipeline = await self.ap.pipeline_mgr.get_pipeline_by_uuid(
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execution_context,
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pipeline_uuid,
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)
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if pipeline:
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await pipeline.run(selected_query)
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else:
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self.ap.logger.warning(
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f'Pipeline {pipeline_uuid} not found for query {selected_query.query_id}, query dropped'
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)
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else:
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self.ap.logger.warning(f'No pipeline_uuid for query {selected_query.query_id}, query dropped')
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tenant_scope = getattr(self.ap.persistence_mgr, 'tenant_scope', None)
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cloud_runtime = getattr(getattr(self.ap.persistence_mgr, 'mode', None), 'value', None) == 'cloud_runtime'
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if cloud_runtime:
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if not callable(tenant_scope):
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raise RuntimeError('Cloud query processing requires an explicit tenant scope')
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async with tenant_scope(queued_context.workspace_uuid):
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await run_scoped_query()
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else:
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await run_scoped_query()
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except WorkspaceError as exc:
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self.ap.logger.info(
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f'Dropped query {selected_query.query_id} because its Workspace execution binding is stale: {exc}'
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)
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finally:
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try:
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try:
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await self.ap.query_pool.remove_query(selected_query)
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finally:
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async with self.ap.query_pool:
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session = selected_session or await self.ap.sess_mgr.get_session(selected_query)
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try:
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session._semaphore.release()
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finally:
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self.ap.query_pool.condition.notify_all()
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finally:
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if global_slot_reserved:
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self.semaphore.release()
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async def _drop_selected_query(self, selected_query, selected_session) -> None:
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"""Undo scheduler ownership when work cannot be handed to a task."""
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try:
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await self.ap.query_pool.remove_query(selected_query)
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finally:
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async with self.ap.query_pool:
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selected_session._semaphore.release()
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self.ap.query_pool.condition.notify_all()
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async def consumer(self):
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"""事件处理循环"""
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try:
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while True:
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while True:
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try:
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selected_query: pipeline_query.Query = None
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selected_session = None
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# 取请求
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async with self.ap.query_pool:
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@@ -38,7 +124,9 @@ class Controller:
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if not session._semaphore.locked():
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selected_query = query
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selected_session = session
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await session._semaphore.acquire()
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self.ap.query_pool.mark_query_running_locked(query)
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# Only log when actually selecting a query
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self.ap.logger.debug(f'Selected query {query.query_id} for processing')
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@@ -51,46 +139,48 @@ class Controller:
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continue
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if selected_query:
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try:
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# Reserve global capacity before creating the task.
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# At most one selected query is held by this consumer
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# while all pipeline slots are busy.
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await self.semaphore.acquire()
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except asyncio.CancelledError:
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await self._drop_selected_query(selected_query, selected_session)
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raise
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async def _process_query(selected_query: pipeline_query.Query):
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async with self.semaphore: # 总并发上限
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# find pipeline
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# Here firstly find the bot, then find the pipeline, in case the bot adapter's config is not the latest one.
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# Like aiocqhttp, once a client is connected, even the adapter was updated and restarted, the existing client connection will not be affected.
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pipeline_uuid = selected_query.pipeline_uuid
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if pipeline_uuid:
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pipeline = await self.ap.pipeline_mgr.get_pipeline_by_uuid(pipeline_uuid)
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if pipeline:
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await pipeline.run(selected_query)
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else:
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self.ap.logger.warning(
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f'Pipeline {pipeline_uuid} not found for query {selected_query.query_id}, query dropped'
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)
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else:
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self.ap.logger.warning(
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f'No pipeline_uuid for query {selected_query.query_id}, query dropped'
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)
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async with self.ap.query_pool:
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(await self.ap.sess_mgr.get_session(selected_query))._semaphore.release()
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# 通知其他协程,有新的请求可以处理了
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self.ap.query_pool.condition.notify_all()
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self.ap.task_mgr.create_task(
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_process_query(selected_query),
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kind='query',
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name=f'query-{selected_query.query_id}',
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scopes=[
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core_entities.LifecycleControlScope.APPLICATION,
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core_entities.LifecycleControlScope.PLATFORM,
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],
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execution_context = get_query_execution_context(selected_query)
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process_coro = self._process_query(
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selected_query,
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selected_session=selected_session,
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global_slot_reserved=True,
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)
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try:
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self.ap.task_mgr.create_task(
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process_coro,
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kind='query',
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name=f'query-{selected_query.query_id}',
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scopes=[
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core_entities.LifecycleControlScope.APPLICATION,
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core_entities.LifecycleControlScope.PLATFORM,
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],
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instance_uuid=execution_context.instance_uuid,
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workspace_uuid=execution_context.workspace_uuid,
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placement_generation=execution_context.placement_generation,
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)
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except Exception:
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process_coro.close()
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self.semaphore.release()
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await self._drop_selected_query(selected_query, selected_session)
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raise
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except Exception as e:
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# traceback.print_exc()
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self.ap.logger.error(f'控制器循环出错: {e}')
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self.ap.logger.error(f'Traceback: {traceback.format_exc()}')
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except asyncio.CancelledError:
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raise
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except Exception as e:
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self.ap.logger.error(f'控制器循环出错: {e}')
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self.ap.logger.error(f'Traceback: {traceback.format_exc()}')
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# A persistent external failure must not turn this recovery
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# loop into a CPU spin.
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await asyncio.sleep(1)
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async def run(self):
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"""运行控制器"""
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