mirror of
https://github.com/langgenius/dify.git
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644 lines
24 KiB
Python
644 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, Optional, 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 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(
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cls, provider_type: str, provider_id: str, tool_name: str, tenant_id: Optional[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(
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cls,
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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(
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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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)
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# get credentials
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builtin_provider: BuiltinToolProvider = (
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db.session.query(BuiltinToolProvider)
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.filter(
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BuiltinToolProvider.tenant_id == tenant_id,
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BuiltinToolProvider.provider == provider_id,
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)
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.first()
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)
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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(
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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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)
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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(
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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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)
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elif provider_type == "workflow":
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workflow_provider = (
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db.session.query(WorkflowToolProvider)
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.filter(WorkflowToolProvider.tenant_id == tenant_id, WorkflowToolProvider.id == provider_id)
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.first()
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)
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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(db_provider=workflow_provider)
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return controller.get_tools(user_id=None, tenant_id=workflow_provider.tenant_id)[0].fork_tool_runtime(
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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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)
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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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)
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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(
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cls, tenant_id: str, app_id: str, agent_tool: AgentToolEntity, invoke_from: InvokeFrom = InvokeFrom.DEBUGGER
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) -> 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(
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cls,
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tenant_id: str,
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app_id: str,
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node_id: str,
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workflow_tool: "ToolEntity",
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invoke_from: InvokeFrom = InvokeFrom.DEBUGGER,
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) -> 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(
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path.dirname(path.realpath(__file__)),
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"provider",
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"builtin",
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provider,
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"_assets",
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provider_controller.identity.icon,
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)
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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(
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path.dirname(path.realpath(__file__)), "provider", "builtin", provider, f"{provider}.py"
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),
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parent_type=BuiltinToolProviderController,
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)
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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(
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cls, user_id: str, tenant_id: str, typ: UserToolProviderTypeLiteral
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) -> 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] = (
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db.session.query(BuiltinToolProvider).filter(BuiltinToolProvider.tenant_id == tenant_id).all()
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)
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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), 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] = (
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db.session.query(ApiToolProvider).filter(ApiToolProvider.tenant_id == tenant_id).all()
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)
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api_provider_controllers = [
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{"provider": provider, "controller": ToolTransformService.api_provider_to_controller(provider)}
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for provider in db_api_providers
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]
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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] = (
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db.session.query(WorkflowToolProvider).filter(WorkflowToolProvider.tenant_id == tenant_id).all()
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)
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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(
|
|
provider_controller=provider_controller,
|
|
labels=labels.get(provider_controller.provider_id, []),
|
|
)
|
|
result_providers[f"workflow_provider.{user_provider.name}"] = user_provider
|
|
|
|
return BuiltinToolProviderSort.sort(list(result_providers.values()))
|
|
|
|
@classmethod
|
|
def get_api_provider_controller(
|
|
cls, tenant_id: str, provider_id: str
|
|
) -> tuple[ApiToolProviderController, dict[str, Any]]:
|
|
"""
|
|
get the api provider
|
|
|
|
:param provider_name: the name of the provider
|
|
|
|
:return: the provider controller, the credentials
|
|
"""
|
|
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()
|