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122 lines
4.3 KiB
Python
122 lines
4.3 KiB
Python
import logging
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from flask_restful import Resource, fields, marshal_with, reqparse
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from werkzeug.exceptions import InternalServerError
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from controllers.service_api import api
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from controllers.service_api.app.error import (
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CompletionRequestError,
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NotWorkflowAppError,
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ProviderModelCurrentlyNotSupportError,
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ProviderNotInitializeError,
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ProviderQuotaExceededError,
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)
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from controllers.service_api.wraps import FetchUserArg, WhereisUserArg, validate_app_token
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from core.app.apps.base_app_queue_manager import AppQueueManager
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from core.app.entities.app_invoke_entities import InvokeFrom
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from core.errors.error import (
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AppInvokeQuotaExceededError,
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ModelCurrentlyNotSupportError,
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ProviderTokenNotInitError,
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QuotaExceededError,
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)
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from core.model_runtime.errors.invoke import InvokeError
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from extensions.ext_database import db
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from libs import helper
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from models.model import App, AppMode, EndUser
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from models.workflow import WorkflowRun
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from services.app_generate_service import AppGenerateService
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logger = logging.getLogger(__name__)
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workflow_run_fields = {
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'id': fields.String,
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'workflow_id': fields.String,
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'status': fields.String,
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'inputs': fields.Raw,
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'outputs': fields.Raw,
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'error': fields.String,
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'total_steps': fields.Integer,
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'total_tokens': fields.Integer,
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'created_at': fields.DateTime,
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'finished_at': fields.DateTime,
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'elapsed_time': fields.Float,
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}
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class WorkflowRunDetailApi(Resource):
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@validate_app_token
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@marshal_with(workflow_run_fields)
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def get(self, app_model: App, workflow_id: str):
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"""
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Get a workflow task running detail
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"""
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app_mode = AppMode.value_of(app_model.mode)
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if app_mode != AppMode.WORKFLOW:
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raise NotWorkflowAppError()
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workflow_run = db.session.query(WorkflowRun).filter(WorkflowRun.id == workflow_id).first()
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return workflow_run
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class WorkflowRunApi(Resource):
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@validate_app_token(fetch_user_arg=FetchUserArg(fetch_from=WhereisUserArg.JSON, required=True))
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def post(self, app_model: App, end_user: EndUser):
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"""
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Run workflow
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"""
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app_mode = AppMode.value_of(app_model.mode)
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if app_mode != AppMode.WORKFLOW:
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raise NotWorkflowAppError()
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parser = reqparse.RequestParser()
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parser.add_argument('inputs', type=dict, required=True, nullable=False, location='json')
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parser.add_argument('files', type=list, required=False, location='json')
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parser.add_argument('response_mode', type=str, choices=['blocking', 'streaming'], location='json')
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args = parser.parse_args()
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streaming = args.get('response_mode') == 'streaming'
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try:
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response = AppGenerateService.generate(
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app_model=app_model,
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user=end_user,
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args=args,
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invoke_from=InvokeFrom.SERVICE_API,
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streaming=streaming
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)
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return helper.compact_generate_response(response)
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except ProviderTokenNotInitError as ex:
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raise ProviderNotInitializeError(ex.description)
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except QuotaExceededError:
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raise ProviderQuotaExceededError()
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except ModelCurrentlyNotSupportError:
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raise ProviderModelCurrentlyNotSupportError()
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except InvokeError as e:
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raise CompletionRequestError(e.description)
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except (ValueError, AppInvokeQuotaExceededError) as e:
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raise e
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except Exception as e:
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logging.exception("internal server error.")
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raise InternalServerError()
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class WorkflowTaskStopApi(Resource):
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@validate_app_token(fetch_user_arg=FetchUserArg(fetch_from=WhereisUserArg.JSON, required=True))
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def post(self, app_model: App, end_user: EndUser, task_id: str):
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"""
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Stop workflow task
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"""
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app_mode = AppMode.value_of(app_model.mode)
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if app_mode != AppMode.WORKFLOW:
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raise NotWorkflowAppError()
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AppQueueManager.set_stop_flag(task_id, InvokeFrom.SERVICE_API, end_user.id)
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return {
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"result": "success"
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}
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api.add_resource(WorkflowRunApi, '/workflows/run')
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api.add_resource(WorkflowRunDetailApi, '/workflows/run/<string:workflow_id>')
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api.add_resource(WorkflowTaskStopApi, '/workflows/tasks/<string:task_id>/stop')
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