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https://github.com/Sea-Haven-Industries/open-swe.git
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25d4886b9a
Port five upstream PRs onto dev: - #1621 / #1658: durable dispatch with loopback webhook defense, create_durable_run helper, _config_with_prepare_run_id, degradation to None for relative/loopback completion webhook URLs - #1696: run-level completion webhook deduplication (replace claim-then-post with post-then-flag per run_id), DeferredErrorModel for graph-factory resilience, ToolRetryMiddleware for task subagents, TimeoutWrapupMiddleware for all three graphs - #1697: lazy-load __init__.py for agent.middleware, agent.tools, agent.dashboard (PEP 562); defer heavy imports (exa_py in web_search, agent.webapp in request_pr_review, deepagents in sandbox.py); add ttl_cache.py with stale-while-revalidate for tool loaders Refs: #137
66 lines
2.6 KiB
Python
66 lines
2.6 KiB
Python
import os
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from collections.abc import Callable
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from importlib import import_module
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from typing import Any
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SandboxFactory = Callable[..., Any]
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SANDBOX_FACTORIES: dict[str, tuple[str, str]] = {
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"langsmith": ("agent.integrations.langsmith", "create_langsmith_sandbox"),
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"daytona": ("agent.integrations.daytona", "create_daytona_sandbox"),
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"modal": ("agent.integrations.modal", "create_modal_sandbox"),
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"runloop": ("agent.integrations.runloop", "create_runloop_sandbox"),
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"local": ("agent.integrations.local", "create_local_sandbox"),
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}
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def _load_sandbox_factory(sandbox_type: str) -> SandboxFactory:
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factory_path = SANDBOX_FACTORIES.get(sandbox_type)
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if factory_path is None:
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supported = ", ".join(sorted(SANDBOX_FACTORIES))
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raise ValueError(f"Invalid sandbox type: {sandbox_type}. Supported types: {supported}")
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module_name, function_name = factory_path
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factory = getattr(import_module(module_name), function_name)
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if not callable(factory):
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raise TypeError(f"Sandbox factory {module_name}.{function_name} is not callable")
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return factory
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def create_sandbox(
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sandbox_id: str | None = None,
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*,
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snapshot_id: str | None = None,
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) -> Any:
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"""Create or reconnect to a sandbox using the configured provider.
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The provider is selected via the SANDBOX_TYPE environment variable.
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Supported values: langsmith (default), daytona, modal, runloop, local.
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Args:
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sandbox_id: Optional existing sandbox ID to reconnect to.
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snapshot_id: Optional snapshot to boot a new sandbox from. Only the
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langsmith provider honors this; others ignore it. When omitted the
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langsmith provider falls back to DEFAULT_SANDBOX_SNAPSHOT_ID.
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Returns:
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A sandbox backend implementing SandboxBackendProtocol.
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"""
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sandbox_type = os.getenv("SANDBOX_TYPE", "langsmith")
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factory = _load_sandbox_factory(sandbox_type)
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if sandbox_type == "langsmith" and snapshot_id is not None:
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return factory(sandbox_id, snapshot_id=snapshot_id)
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return factory(sandbox_id)
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def validate_sandbox_startup_config() -> None:
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"""Validate the configured sandbox provider's env vars at server startup.
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Raises ValueError if the active provider's configuration is invalid.
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Called from the FastAPI lifespan hook so errors surface at boot rather
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than on the first sandbox creation.
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"""
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sandbox_type = os.getenv("SANDBOX_TYPE", "langsmith")
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if sandbox_type == "langsmith":
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from agent.integrations.langsmith import LangSmithProvider
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LangSmithProvider.validate_startup_config()
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