mirror of
https://github.com/langgenius/dify.git
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602 lines
24 KiB
Python
602 lines
24 KiB
Python
import json
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import logging
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import mimetypes
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from collections.abc import Generator
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from os import listdir, path
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from threading import Lock
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from typing import Any, Union
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from configs import dify_config
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from core.agent.entities import AgentToolEntity
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from core.app.entities.app_invoke_entities import InvokeFrom
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from core.helper.module_import_helper import load_single_subclass_from_source
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from core.helper.position_helper import is_filtered
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from core.model_runtime.utils.encoders import jsonable_encoder
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from core.tools.entities.api_entities import UserToolProvider, UserToolProviderTypeLiteral
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from core.tools.entities.common_entities import I18nObject
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from core.tools.entities.tool_entities import ApiProviderAuthType, ToolInvokeFrom, ToolParameter
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from core.tools.errors import ToolProviderNotFoundError
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from core.tools.provider.api_tool_provider import ApiToolProviderController
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from core.tools.provider.builtin._positions import BuiltinToolProviderSort
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from core.tools.provider.builtin_tool_provider import BuiltinToolProviderController
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from core.tools.tool.api_tool import ApiTool
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from core.tools.tool.builtin_tool import BuiltinTool
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from core.tools.tool.tool import Tool
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from core.tools.tool_label_manager import ToolLabelManager
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from core.tools.utils.configuration import ToolConfigurationManager, ToolParameterConfigurationManager
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from core.tools.utils.tool_parameter_converter import ToolParameterConverter
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from core.workflow.nodes.tool.entities import ToolEntity
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from extensions.ext_database import db
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from models.tools import ApiToolProvider, BuiltinToolProvider, WorkflowToolProvider
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from services.tools.tools_transform_service import ToolTransformService
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logger = logging.getLogger(__name__)
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class ToolManager:
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_builtin_provider_lock = Lock()
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_builtin_providers = {}
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_builtin_providers_loaded = False
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_builtin_tools_labels = {}
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@classmethod
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def get_builtin_provider(cls, provider: str) -> BuiltinToolProviderController:
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"""
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get the builtin provider
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:param provider: the name of the provider
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:return: the provider
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"""
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if len(cls._builtin_providers) == 0:
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# init the builtin providers
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cls.load_builtin_providers_cache()
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if provider not in cls._builtin_providers:
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raise ToolProviderNotFoundError(f'builtin provider {provider} not found')
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return cls._builtin_providers[provider]
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@classmethod
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def get_builtin_tool(cls, provider: str, tool_name: str) -> BuiltinTool:
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"""
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get the builtin tool
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:param provider: the name of the provider
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:param tool_name: the name of the tool
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:return: the provider, the tool
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"""
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provider_controller = cls.get_builtin_provider(provider)
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tool = provider_controller.get_tool(tool_name)
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return tool
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@classmethod
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def get_tool(cls, provider_type: str, provider_id: str, tool_name: str, tenant_id: str = None) \
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-> Union[BuiltinTool, ApiTool]:
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"""
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get the tool
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:param provider_type: the type of the provider
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:param provider_name: the name of the provider
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:param tool_name: the name of the tool
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:return: the tool
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"""
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if provider_type == 'builtin':
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return cls.get_builtin_tool(provider_id, tool_name)
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elif provider_type == 'api':
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if tenant_id is None:
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raise ValueError('tenant id is required for api provider')
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api_provider, _ = cls.get_api_provider_controller(tenant_id, provider_id)
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return api_provider.get_tool(tool_name)
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elif provider_type == 'app':
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raise NotImplementedError('app provider not implemented')
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else:
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raise ToolProviderNotFoundError(f'provider type {provider_type} not found')
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@classmethod
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def get_tool_runtime(cls, provider_type: str,
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provider_id: str,
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tool_name: str,
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tenant_id: str,
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invoke_from: InvokeFrom = InvokeFrom.DEBUGGER,
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tool_invoke_from: ToolInvokeFrom = ToolInvokeFrom.AGENT) \
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-> Union[BuiltinTool, ApiTool]:
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"""
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get the tool runtime
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:param provider_type: the type of the provider
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:param provider_name: the name of the provider
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:param tool_name: the name of the tool
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:return: the tool
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"""
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if provider_type == 'builtin':
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builtin_tool = cls.get_builtin_tool(provider_id, tool_name)
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# check if the builtin tool need credentials
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provider_controller = cls.get_builtin_provider(provider_id)
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if not provider_controller.need_credentials:
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return builtin_tool.fork_tool_runtime(runtime={
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'tenant_id': tenant_id,
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'credentials': {},
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'invoke_from': invoke_from,
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'tool_invoke_from': tool_invoke_from,
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})
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# get credentials
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builtin_provider: BuiltinToolProvider = db.session.query(BuiltinToolProvider).filter(
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BuiltinToolProvider.tenant_id == tenant_id,
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BuiltinToolProvider.provider == provider_id,
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).first()
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if builtin_provider is None:
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raise ToolProviderNotFoundError(f'builtin provider {provider_id} not found')
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# decrypt the credentials
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credentials = builtin_provider.credentials
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controller = cls.get_builtin_provider(provider_id)
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tool_configuration = ToolConfigurationManager(tenant_id=tenant_id, provider_controller=controller)
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decrypted_credentials = tool_configuration.decrypt_tool_credentials(credentials)
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return builtin_tool.fork_tool_runtime(runtime={
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'tenant_id': tenant_id,
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'credentials': decrypted_credentials,
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'runtime_parameters': {},
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'invoke_from': invoke_from,
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'tool_invoke_from': tool_invoke_from,
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})
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elif provider_type == 'api':
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if tenant_id is None:
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raise ValueError('tenant id is required for api provider')
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api_provider, credentials = cls.get_api_provider_controller(tenant_id, provider_id)
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# decrypt the credentials
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tool_configuration = ToolConfigurationManager(tenant_id=tenant_id, provider_controller=api_provider)
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decrypted_credentials = tool_configuration.decrypt_tool_credentials(credentials)
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return api_provider.get_tool(tool_name).fork_tool_runtime(runtime={
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'tenant_id': tenant_id,
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'credentials': decrypted_credentials,
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'invoke_from': invoke_from,
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'tool_invoke_from': tool_invoke_from,
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})
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elif provider_type == 'workflow':
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workflow_provider = db.session.query(WorkflowToolProvider).filter(
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WorkflowToolProvider.tenant_id == tenant_id,
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WorkflowToolProvider.id == provider_id
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).first()
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if workflow_provider is None:
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raise ToolProviderNotFoundError(f'workflow provider {provider_id} not found')
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controller = ToolTransformService.workflow_provider_to_controller(
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db_provider=workflow_provider
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)
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return controller.get_tools(user_id=None, tenant_id=workflow_provider.tenant_id)[0].fork_tool_runtime(runtime={
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'tenant_id': tenant_id,
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'credentials': {},
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'invoke_from': invoke_from,
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'tool_invoke_from': tool_invoke_from,
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})
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elif provider_type == 'app':
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raise NotImplementedError('app provider not implemented')
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else:
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raise ToolProviderNotFoundError(f'provider type {provider_type} not found')
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@classmethod
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def _init_runtime_parameter(cls, parameter_rule: ToolParameter, parameters: dict) -> Union[str, int, float, bool]:
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"""
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init runtime parameter
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"""
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parameter_value = parameters.get(parameter_rule.name)
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if not parameter_value and parameter_value != 0:
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# get default value
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parameter_value = parameter_rule.default
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if not parameter_value and parameter_rule.required:
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raise ValueError(f"tool parameter {parameter_rule.name} not found in tool config")
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if parameter_rule.type == ToolParameter.ToolParameterType.SELECT:
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# check if tool_parameter_config in options
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options = [x.value for x in parameter_rule.options]
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if parameter_value is not None and parameter_value not in options:
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raise ValueError(
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f"tool parameter {parameter_rule.name} value {parameter_value} not in options {options}")
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return ToolParameterConverter.cast_parameter_by_type(parameter_value, parameter_rule.type)
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@classmethod
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def get_agent_tool_runtime(cls, tenant_id: str, app_id: str, agent_tool: AgentToolEntity, invoke_from: InvokeFrom = InvokeFrom.DEBUGGER) -> Tool:
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"""
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get the agent tool runtime
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"""
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tool_entity = cls.get_tool_runtime(
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provider_type=agent_tool.provider_type,
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provider_id=agent_tool.provider_id,
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tool_name=agent_tool.tool_name,
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tenant_id=tenant_id,
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invoke_from=invoke_from,
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tool_invoke_from=ToolInvokeFrom.AGENT
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)
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runtime_parameters = {}
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parameters = tool_entity.get_all_runtime_parameters()
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for parameter in parameters:
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# check file types
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if parameter.type == ToolParameter.ToolParameterType.FILE:
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raise ValueError(f"file type parameter {parameter.name} not supported in agent")
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if parameter.form == ToolParameter.ToolParameterForm.FORM:
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# save tool parameter to tool entity memory
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value = cls._init_runtime_parameter(parameter, agent_tool.tool_parameters)
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runtime_parameters[parameter.name] = value
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# decrypt runtime parameters
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encryption_manager = ToolParameterConfigurationManager(
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tenant_id=tenant_id,
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tool_runtime=tool_entity,
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provider_name=agent_tool.provider_id,
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provider_type=agent_tool.provider_type,
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identity_id=f'AGENT.{app_id}'
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)
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runtime_parameters = encryption_manager.decrypt_tool_parameters(runtime_parameters)
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tool_entity.runtime.runtime_parameters.update(runtime_parameters)
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return tool_entity
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@classmethod
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def get_workflow_tool_runtime(cls, tenant_id: str, app_id: str, node_id: str, workflow_tool: ToolEntity, invoke_from: InvokeFrom = InvokeFrom.DEBUGGER) -> Tool:
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"""
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get the workflow tool runtime
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"""
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tool_entity = cls.get_tool_runtime(
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provider_type=workflow_tool.provider_type,
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provider_id=workflow_tool.provider_id,
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tool_name=workflow_tool.tool_name,
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tenant_id=tenant_id,
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invoke_from=invoke_from,
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tool_invoke_from=ToolInvokeFrom.WORKFLOW
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)
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runtime_parameters = {}
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parameters = tool_entity.get_all_runtime_parameters()
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for parameter in parameters:
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# save tool parameter to tool entity memory
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if parameter.form == ToolParameter.ToolParameterForm.FORM:
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value = cls._init_runtime_parameter(parameter, workflow_tool.tool_configurations)
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runtime_parameters[parameter.name] = value
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# decrypt runtime parameters
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encryption_manager = ToolParameterConfigurationManager(
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tenant_id=tenant_id,
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tool_runtime=tool_entity,
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provider_name=workflow_tool.provider_id,
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provider_type=workflow_tool.provider_type,
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identity_id=f'WORKFLOW.{app_id}.{node_id}'
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)
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if runtime_parameters:
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runtime_parameters = encryption_manager.decrypt_tool_parameters(runtime_parameters)
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tool_entity.runtime.runtime_parameters.update(runtime_parameters)
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return tool_entity
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@classmethod
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def get_builtin_provider_icon(cls, provider: str) -> tuple[str, str]:
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"""
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get the absolute path of the icon of the builtin provider
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:param provider: the name of the provider
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:return: the absolute path of the icon, the mime type of the icon
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"""
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# get provider
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provider_controller = cls.get_builtin_provider(provider)
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absolute_path = path.join(path.dirname(path.realpath(__file__)), 'provider', 'builtin', provider, '_assets',
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provider_controller.identity.icon)
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# check if the icon exists
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if not path.exists(absolute_path):
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raise ToolProviderNotFoundError(f'builtin provider {provider} icon not found')
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# get the mime type
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mime_type, _ = mimetypes.guess_type(absolute_path)
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mime_type = mime_type or 'application/octet-stream'
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return absolute_path, mime_type
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@classmethod
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def list_builtin_providers(cls) -> Generator[BuiltinToolProviderController, None, None]:
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# use cache first
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if cls._builtin_providers_loaded:
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yield from list(cls._builtin_providers.values())
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return
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with cls._builtin_provider_lock:
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if cls._builtin_providers_loaded:
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yield from list(cls._builtin_providers.values())
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return
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yield from cls._list_builtin_providers()
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@classmethod
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def _list_builtin_providers(cls) -> Generator[BuiltinToolProviderController, None, None]:
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"""
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list all the builtin providers
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"""
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for provider in listdir(path.join(path.dirname(path.realpath(__file__)), 'provider', 'builtin')):
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if provider.startswith('__'):
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continue
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if path.isdir(path.join(path.dirname(path.realpath(__file__)), 'provider', 'builtin', provider)):
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if provider.startswith('__'):
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continue
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# init provider
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try:
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provider_class = load_single_subclass_from_source(
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module_name=f'core.tools.provider.builtin.{provider}.{provider}',
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script_path=path.join(path.dirname(path.realpath(__file__)),
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'provider', 'builtin', provider, f'{provider}.py'),
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parent_type=BuiltinToolProviderController)
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provider: BuiltinToolProviderController = provider_class()
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cls._builtin_providers[provider.identity.name] = provider
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for tool in provider.get_tools():
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cls._builtin_tools_labels[tool.identity.name] = tool.identity.label
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yield provider
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except Exception as e:
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logger.error(f'load builtin provider {provider} error: {e}')
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continue
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# set builtin providers loaded
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cls._builtin_providers_loaded = True
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@classmethod
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def load_builtin_providers_cache(cls):
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for _ in cls.list_builtin_providers():
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pass
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@classmethod
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def clear_builtin_providers_cache(cls):
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cls._builtin_providers = {}
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cls._builtin_providers_loaded = False
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@classmethod
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def get_tool_label(cls, tool_name: str) -> Union[I18nObject, None]:
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"""
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get the tool label
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:param tool_name: the name of the tool
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:return: the label of the tool
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"""
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if len(cls._builtin_tools_labels) == 0:
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# init the builtin providers
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cls.load_builtin_providers_cache()
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if tool_name not in cls._builtin_tools_labels:
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return None
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return cls._builtin_tools_labels[tool_name]
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@classmethod
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def user_list_providers(cls, user_id: str, tenant_id: str, typ: UserToolProviderTypeLiteral) -> list[UserToolProvider]:
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result_providers: dict[str, UserToolProvider] = {}
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filters = []
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if not typ:
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filters.extend(['builtin', 'api', 'workflow'])
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else:
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filters.append(typ)
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if 'builtin' in filters:
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# get builtin providers
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builtin_providers = cls.list_builtin_providers()
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# get db builtin providers
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db_builtin_providers: list[BuiltinToolProvider] = db.session.query(BuiltinToolProvider). \
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filter(BuiltinToolProvider.tenant_id == tenant_id).all()
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find_db_builtin_provider = lambda provider: next(
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(x for x in db_builtin_providers if x.provider == provider),
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None
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)
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# append builtin providers
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for provider in builtin_providers:
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# handle include, exclude
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if is_filtered(
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include_set=dify_config.POSITION_TOOL_INCLUDES_SET,
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exclude_set=dify_config.POSITION_TOOL_EXCLUDES_SET,
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data=provider,
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name_func=lambda x: x.identity.name
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):
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continue
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user_provider = ToolTransformService.builtin_provider_to_user_provider(
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provider_controller=provider,
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db_provider=find_db_builtin_provider(provider.identity.name),
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decrypt_credentials=False
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)
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result_providers[provider.identity.name] = user_provider
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# get db api providers
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if 'api' in filters:
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db_api_providers: list[ApiToolProvider] = db.session.query(ApiToolProvider). \
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filter(ApiToolProvider.tenant_id == tenant_id).all()
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api_provider_controllers = [{
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'provider': provider,
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'controller': ToolTransformService.api_provider_to_controller(provider)
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} for provider in db_api_providers]
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# get labels
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labels = ToolLabelManager.get_tools_labels([x['controller'] for x in api_provider_controllers])
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for api_provider_controller in api_provider_controllers:
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user_provider = ToolTransformService.api_provider_to_user_provider(
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provider_controller=api_provider_controller['controller'],
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db_provider=api_provider_controller['provider'],
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decrypt_credentials=False,
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labels=labels.get(api_provider_controller['controller'].provider_id, [])
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)
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result_providers[f'api_provider.{user_provider.name}'] = user_provider
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if 'workflow' in filters:
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# get workflow providers
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workflow_providers: list[WorkflowToolProvider] = db.session.query(WorkflowToolProvider). \
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filter(WorkflowToolProvider.tenant_id == tenant_id).all()
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workflow_provider_controllers = []
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for provider in workflow_providers:
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try:
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workflow_provider_controllers.append(
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ToolTransformService.workflow_provider_to_controller(db_provider=provider)
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)
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except Exception as e:
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# app has been deleted
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pass
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labels = ToolLabelManager.get_tools_labels(workflow_provider_controllers)
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for provider_controller in workflow_provider_controllers:
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user_provider = ToolTransformService.workflow_provider_to_user_provider(
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provider_controller=provider_controller,
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labels=labels.get(provider_controller.provider_id, []),
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)
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result_providers[f'workflow_provider.{user_provider.name}'] = user_provider
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return BuiltinToolProviderSort.sort(list(result_providers.values()))
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@classmethod
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def get_api_provider_controller(cls, tenant_id: str, provider_id: str) -> tuple[
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ApiToolProviderController, dict[str, Any]]:
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"""
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get the api provider
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:param provider_name: the name of the provider
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:return: the provider controller, the credentials
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"""
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provider: ApiToolProvider = db.session.query(ApiToolProvider).filter(
|
|
ApiToolProvider.id == provider_id,
|
|
ApiToolProvider.tenant_id == tenant_id,
|
|
).first()
|
|
|
|
if provider is None:
|
|
raise ToolProviderNotFoundError(f'api provider {provider_id} not found')
|
|
|
|
controller = ApiToolProviderController.from_db(
|
|
provider,
|
|
ApiProviderAuthType.API_KEY if provider.credentials['auth_type'] == 'api_key' else
|
|
ApiProviderAuthType.NONE
|
|
)
|
|
controller.load_bundled_tools(provider.tools)
|
|
|
|
return controller, provider.credentials
|
|
|
|
@classmethod
|
|
def user_get_api_provider(cls, provider: str, tenant_id: str) -> dict:
|
|
"""
|
|
get api provider
|
|
"""
|
|
"""
|
|
get tool provider
|
|
"""
|
|
provider: ApiToolProvider = db.session.query(ApiToolProvider).filter(
|
|
ApiToolProvider.tenant_id == tenant_id,
|
|
ApiToolProvider.name == provider,
|
|
).first()
|
|
|
|
if provider is None:
|
|
raise ValueError(f'you have not added provider {provider}')
|
|
|
|
try:
|
|
credentials = json.loads(provider.credentials_str) or {}
|
|
except:
|
|
credentials = {}
|
|
|
|
# package tool provider controller
|
|
controller = ApiToolProviderController.from_db(
|
|
provider, ApiProviderAuthType.API_KEY if credentials['auth_type'] == 'api_key' else ApiProviderAuthType.NONE
|
|
)
|
|
# init tool configuration
|
|
tool_configuration = ToolConfigurationManager(tenant_id=tenant_id, provider_controller=controller)
|
|
|
|
decrypted_credentials = tool_configuration.decrypt_tool_credentials(credentials)
|
|
masked_credentials = tool_configuration.mask_tool_credentials(decrypted_credentials)
|
|
|
|
try:
|
|
icon = json.loads(provider.icon)
|
|
except:
|
|
icon = {
|
|
"background": "#252525",
|
|
"content": "\ud83d\ude01"
|
|
}
|
|
|
|
# add tool labels
|
|
labels = ToolLabelManager.get_tool_labels(controller)
|
|
|
|
return jsonable_encoder({
|
|
'schema_type': provider.schema_type,
|
|
'schema': provider.schema,
|
|
'tools': provider.tools,
|
|
'icon': icon,
|
|
'description': provider.description,
|
|
'credentials': masked_credentials,
|
|
'privacy_policy': provider.privacy_policy,
|
|
'custom_disclaimer': provider.custom_disclaimer,
|
|
'labels': labels,
|
|
})
|
|
|
|
@classmethod
|
|
def get_tool_icon(cls, tenant_id: str, provider_type: str, provider_id: str) -> Union[str, dict]:
|
|
"""
|
|
get the tool icon
|
|
|
|
:param tenant_id: the id of the tenant
|
|
:param provider_type: the type of the provider
|
|
:param provider_id: the id of the provider
|
|
:return:
|
|
"""
|
|
provider_type = provider_type
|
|
provider_id = provider_id
|
|
if provider_type == 'builtin':
|
|
return (dify_config.CONSOLE_API_URL
|
|
+ "/console/api/workspaces/current/tool-provider/builtin/"
|
|
+ provider_id
|
|
+ "/icon")
|
|
elif provider_type == 'api':
|
|
try:
|
|
provider: ApiToolProvider = db.session.query(ApiToolProvider).filter(
|
|
ApiToolProvider.tenant_id == tenant_id,
|
|
ApiToolProvider.id == provider_id
|
|
).first()
|
|
return json.loads(provider.icon)
|
|
except:
|
|
return {
|
|
"background": "#252525",
|
|
"content": "\ud83d\ude01"
|
|
}
|
|
elif provider_type == 'workflow':
|
|
provider: WorkflowToolProvider = db.session.query(WorkflowToolProvider).filter(
|
|
WorkflowToolProvider.tenant_id == tenant_id,
|
|
WorkflowToolProvider.id == provider_id
|
|
).first()
|
|
if provider is None:
|
|
raise ToolProviderNotFoundError(f'workflow provider {provider_id} not found')
|
|
|
|
return json.loads(provider.icon)
|
|
else:
|
|
raise ValueError(f"provider type {provider_type} not found")
|
|
|
|
|
|
ToolManager.load_builtin_providers_cache()
|