Files
beaver_project/app-instance/backend/beaver/interfaces/channels/connections/connectors.py

94 lines
3.5 KiB
Python

"""Channel connector registry."""
from __future__ import annotations
from typing import Protocol
from beaver.foundation.config.schema import ChannelConfig
from .models import ChannelRuntimeSpec, ValidationResult
from .store import ChannelConnectionStore, CredentialStore
class ChannelConnector(Protocol):
kind: str
async def validate(self, connection_id: str) -> ValidationResult:
...
async def materialize_runtime(self, connection_id: str) -> ChannelRuntimeSpec:
...
async def revoke(self, connection_id: str) -> None:
...
class ChannelConnectorRegistry:
def __init__(self, *, connection_store: ChannelConnectionStore, credential_store: CredentialStore) -> None:
self.connection_store = connection_store
self.credential_store = credential_store
self._connectors: dict[str, ChannelConnector] = {}
def register(self, connector: ChannelConnector) -> None:
kind = connector.kind.strip()
if not kind:
raise ValueError("Connector kind is required")
if kind in self._connectors:
raise ValueError(f"Connector already registered: {kind}")
self._connectors[kind] = connector
def connectors(self) -> list[dict[str, str]]:
return [{"kind": kind} for kind in sorted(self._connectors)]
def connector_for_kind(self, kind: str) -> ChannelConnector:
return self._connector(kind)
async def validate(self, connection_id: str) -> ValidationResult:
connection = self.connection_store.get(connection_id)
connector = self._connector(connection.kind)
result = await connector.validate(connection_id)
self.connection_store.update_status(
connection_id,
status=result.status,
last_error=result.error,
)
return result
async def materialize_runtime(self, connection_id: str) -> ChannelRuntimeSpec:
connection = self.connection_store.get(connection_id)
return await self._connector(connection.kind).materialize_runtime(connection_id)
async def materialize_connected_runtime_specs(self) -> list[ChannelRuntimeSpec]:
specs: list[ChannelRuntimeSpec] = []
for connection in self.connection_store.list():
if connection.status not in {"connected", "running"}:
continue
specs.append(await self._connector(connection.kind).materialize_runtime(connection.connection_id))
return specs
async def materialize_channel_configs(self) -> dict[str, ChannelConfig]:
channels: dict[str, ChannelConfig] = {}
for spec in await self.materialize_connected_runtime_specs():
secrets = self.credential_store.get(spec.secrets_ref) if spec.secrets_ref else {}
channels[spec.channel_id] = ChannelConfig(
enabled=True,
kind=spec.kind,
mode=spec.mode,
account_id=spec.account_id,
display_name=spec.display_name,
config=dict(spec.config),
secrets=secrets,
)
return channels
async def revoke(self, connection_id: str) -> None:
connection = self.connection_store.get(connection_id)
await self._connector(connection.kind).revoke(connection_id)
self.connection_store.revoke(connection_id)
def _connector(self, kind: str) -> ChannelConnector:
connector = self._connectors.get(kind)
if connector is None:
raise KeyError(f"Connector not registered: {kind}")
return connector