mirror of
https://github.com/langgenius/dify.git
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202 lines
8.1 KiB
Python
202 lines
8.1 KiB
Python
"""Resolve dynamic parameter credentials before invoking the plugin daemon."""
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from collections.abc import Mapping, Sequence
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from typing import Any, Literal, Protocol
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from constants import HIDDEN_VALUE
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from core.plugin.entities.parameters import PluginParameterOption
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from core.plugin.entities.plugin_daemon import CredentialType
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from core.tools.plugin_tool.provider import PluginToolProviderController
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from core.tools.utils.encryption import create_tool_provider_encrypter
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from core.trigger.provider import PluginTriggerProviderController
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from core.trigger.utils.encryption import create_trigger_provider_encrypter
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from models.provider_ids import TriggerProviderID
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from services.credentials.query import ToolCredentialSnapshot
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from services.trigger.subscription_service import TriggerSubscriptionSnapshot
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from services.trigger.trigger_subscription_builder_service import TriggerSubscriptionBuilderQuery
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class PluginParameterCredentials(Protocol):
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def get_tool(
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self, *, workspace_id: str, provider: str, credential_id: str | None
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) -> ToolCredentialSnapshot | None: ...
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class PluginParameterSubscriptions(Protocol):
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def get_for_provider(
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self, *, tenant_id: str, provider_id: TriggerProviderID, subscription_id: str | None
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) -> TriggerSubscriptionSnapshot | None: ...
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class PluginParameterGateway(Protocol):
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def get_tool_provider(self, *, tenant_id: str, provider: str) -> PluginToolProviderController: ...
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def get_trigger_provider(
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self, *, tenant_id: str, provider_id: TriggerProviderID
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) -> PluginTriggerProviderController: ...
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def fetch_options(
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self,
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*,
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tenant_id: str,
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user_id: str,
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plugin_id: str,
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provider: str,
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action: str,
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parameter: str,
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credentials: Mapping[str, Any],
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credential_type: str,
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plugin_unique_identifier: str,
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) -> Sequence[PluginParameterOption]: ...
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class PluginParameterService:
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"""Keep plugin and credential I/O outside repository-owned read sessions.
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TODO: The shared RSA key provider still owns a scoped database session;
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remove that dependency when its tenant key reads return detached values.
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"""
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def __init__(
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self,
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*,
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credentials: PluginParameterCredentials,
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subscriptions: PluginParameterSubscriptions,
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builders: TriggerSubscriptionBuilderQuery,
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plugins: PluginParameterGateway,
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) -> None:
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self._credentials = credentials
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self._subscriptions = subscriptions
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self._builders = builders
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self._plugins = plugins
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def get_dynamic_select_options(
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self,
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*,
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tenant_id: str,
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user_id: str,
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plugin_id: str,
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provider: str,
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action: str,
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parameter: str,
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credential_id: str | None,
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provider_type: Literal["tool", "trigger"],
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) -> Sequence[PluginParameterOption]:
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"""Use a selected credential, or the provider's existing default lookup.
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A trigger credential ID may also identify a builder owned by this user.
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Only a missing/expired builder falls back to a persisted subscription.
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"""
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provider_name = provider if "/" in provider else f"{plugin_id}/{provider}"
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credentials: Mapping[str, Any] = {}
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credential_type = CredentialType.UNAUTHORIZED.value
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if provider_type == "tool":
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tool = self._plugins.get_tool_provider(tenant_id=tenant_id, provider=provider_name)
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plugin_unique_identifier = tool.plugin_unique_identifier
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if tool.need_credentials:
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record = self._credentials.get_tool(
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workspace_id=tenant_id, provider=tool.entity.identity.name, credential_id=credential_id
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)
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if record is None:
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raise ValueError(f"Builtin provider {provider} not found when fetching credentials")
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encrypter, _ = create_tool_provider_encrypter(tenant_id=tenant_id, controller=tool)
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credentials = encrypter.decrypt(record.credentials)
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credential_type = record.credential_type
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else:
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provider_id = TriggerProviderID(provider_name)
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builder = (
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self._builders.get_subscription_builder(
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tenant_id=tenant_id,
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user_id=user_id,
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provider_id=provider_id,
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subscription_builder_id=credential_id,
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)
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if credential_id
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else None
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)
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subscription = (
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None
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if builder is not None
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else self._require_subscription(
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tenant_id=tenant_id, provider_id=provider_id, subscription_id=credential_id
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)
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)
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trigger = self._plugins.get_trigger_provider(tenant_id=tenant_id, provider_id=provider_id)
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plugin_unique_identifier = trigger.plugin_unique_identifier
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if builder is not None:
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credentials = builder.credentials
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credential_type = builder.credential_type or CredentialType.UNAUTHORIZED.value
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else:
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assert subscription is not None
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encrypter, _ = create_trigger_provider_encrypter(
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tenant_id=tenant_id,
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controller=trigger,
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credential_id=subscription.id,
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credential_type=subscription.credential_type,
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)
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credentials = encrypter.decrypt(subscription.credentials)
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credential_type = subscription.credential_type or CredentialType.UNAUTHORIZED.value
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return self._plugins.fetch_options(
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tenant_id=tenant_id,
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user_id=user_id,
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plugin_id=plugin_id,
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provider=provider_name,
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action=action,
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credentials=credentials,
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credential_type=credential_type,
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parameter=parameter,
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plugin_unique_identifier=plugin_unique_identifier,
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)
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def get_dynamic_select_options_with_credentials(
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self,
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*,
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tenant_id: str,
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user_id: str,
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plugin_id: str,
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provider: str,
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action: str,
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parameter: str,
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credential_id: str,
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credentials: Mapping[str, Any],
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) -> Sequence[PluginParameterOption]:
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"""Resolve hidden values from the owned subscription without persisting edits."""
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provider_name = provider if "/" in provider else f"{plugin_id}/{provider}"
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provider_id = TriggerProviderID(provider_name)
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subscription = self._require_subscription(
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tenant_id=tenant_id, provider_id=provider_id, subscription_id=credential_id
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)
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trigger = self._plugins.get_trigger_provider(tenant_id=tenant_id, provider_id=provider_id)
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encrypter, _ = create_trigger_provider_encrypter(
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tenant_id=tenant_id,
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controller=trigger,
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credential_id=subscription.id,
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credential_type=subscription.credential_type,
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)
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original_credentials = encrypter.decrypt(subscription.credentials)
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resolved_credentials = {
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key: original_credentials.get(key) if value == HIDDEN_VALUE else value for key, value in credentials.items()
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}
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return self._plugins.fetch_options(
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tenant_id=tenant_id,
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user_id=user_id,
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plugin_id=plugin_id,
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provider=provider_name,
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action=action,
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credentials=resolved_credentials,
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credential_type=subscription.credential_type or CredentialType.UNAUTHORIZED.value,
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parameter=parameter,
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plugin_unique_identifier=trigger.plugin_unique_identifier,
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)
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def _require_subscription(
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self, *, tenant_id: str, provider_id: TriggerProviderID, subscription_id: str | None
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) -> TriggerSubscriptionSnapshot:
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subscription = self._subscriptions.get_for_provider(
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tenant_id=tenant_id, provider_id=provider_id, subscription_id=subscription_id
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)
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if subscription is None:
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raise ValueError(f"Subscription {subscription_id} not found")
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return subscription
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