Files
beaver-gateway/src/beaver_gateway/core/registry.py
T

118 lines
4.4 KiB
Python

"""Agent / MCP registries + the user-facing ``Gateway`` collector.
The user's ``/config/config.py`` ends with::
gateway = Gateway(agents=[...], mcps=[...], frontends=[...])
``cli.main`` picks that object up and builds the registries.
"""
from __future__ import annotations
from dataclasses import dataclass, field
from typing import TYPE_CHECKING
if TYPE_CHECKING:
from collections.abc import Awaitable, Callable, Iterable, Iterator
from beaver_gateway.agents.base import BaseAgent
from beaver_gateway.core.conversations import ConversationTexts, UserSaid
from beaver_gateway.core.distill import Distiller
from beaver_gateway.core.envelope import RecallContext
from beaver_gateway.core.rotation import RotationPolicy
from beaver_gateway.core.scheduler import Budget, Job
from beaver_gateway.core.watch import VaultWatch
from beaver_gateway.frontends.base import Frontend
from beaver_gateway.mcp.types import McpServerT
class AgentRegistry:
"""Name → agent lookup with duplicate detection."""
def __init__(self, agents: Iterable[BaseAgent]) -> None:
self._agents: dict[str, BaseAgent] = {}
for a in agents:
if a.name in self._agents:
msg = f"duplicate agent name: {a.name!r}"
raise ValueError(msg)
self._agents[a.name] = a
def __getitem__(self, name: str) -> BaseAgent:
return self._agents[name]
def get(self, name: str) -> BaseAgent | None:
return self._agents.get(name)
def __iter__(self) -> Iterator[BaseAgent]:
return iter(self._agents.values())
def __len__(self) -> int:
return len(self._agents)
def __contains__(self, name: object) -> bool:
return name in self._agents
class McpRegistry:
"""Name → MCP server lookup with duplicate detection."""
def __init__(self, mcps: Iterable[McpServerT]) -> None:
self._mcps: dict[str, McpServerT] = {}
for m in mcps:
if m.name in self._mcps:
msg = f"duplicate mcp name: {m.name!r}"
raise ValueError(msg)
self._mcps[m.name] = m
def __getitem__(self, name: str) -> McpServerT:
return self._mcps[name]
def get(self, name: str) -> McpServerT | None:
return self._mcps.get(name)
def __iter__(self) -> Iterator[McpServerT]:
return iter(self._mcps.values())
def __len__(self) -> int:
return len(self._mcps)
def __contains__(self, name: object) -> bool:
return name in self._mcps
@dataclass(slots=True)
class Gateway:
"""Top-level object the user assembles in ``/config/config.py``."""
agents: list[BaseAgent] = field(default_factory=list)
mcps: list[McpServerT] = field(default_factory=list)
frontends: list[Frontend] = field(default_factory=list)
texts: ConversationTexts | None = None
"""Merge prompt and seed bodies for ``core/conversations`` (§8.2-8.3)."""
jobs: list[Job] = field(default_factory=list)
"""Cron / webhook / event jobs for ``core/scheduler`` (§3.6, §4.5)."""
rotation: RotationPolicy | None = None
"""When a master is rotated (§4.5); ``None`` keeps the defaults."""
watch: VaultWatch | None = None
"""Vault watcher feeding the envelope (§3.5, §4.6); ``None`` = no vault block."""
recall: Callable[[RecallContext], str | None] | None = None
"""Envelope lookup on the user's text: pointers into the vault (cards,
the agent's notes, due dates) the gateway knows no paths for (§3.3)."""
user_sink: Callable[[UserSaid], Awaitable[None] | None] | None = None
"""Sees every user message as it enters a master or branch turn - the
setup's own grep-able log of what the user said, outside the transcript."""
budget: Budget | None = None
"""Subscription window past which non-critical jobs wait (§4.5)."""
distiller: Distiller | None = None
"""Who closes deep chats and where the digests and the index live (§8.4)."""
tz: str = "UTC"
"""Local zone for the envelope clock and the rotation hour."""
host: str = "0.0.0.0" # noqa: S104
port: int = 8000
"""The one listener; every HTTP frontend is mounted under its ``path``."""
public_url: str | None = None
"""Origin the reverse proxy shows the world (``https://b.example.com``).
Advertised endpoints and MCP discovery are built on it; ``None``
derives the origin from each request."""