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Require Eventlet for Engine runtime

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This commit is contained in:
Nicole Rappe
2025-10-26 02:09:44 -06:00
parent 1b6d015124
commit ccf2e63620
1 changed files with 59 additions and 56 deletions
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45
Data/Engine/server.py
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@@ -9,6 +9,7 @@ error log) to align with the project's operational practices.
""" """
from __future__ import annotations from __future__ import annotations
import importlib.util
import logging import logging
import ssl import ssl
import sys import sys
@@ -16,27 +17,31 @@ from dataclasses import dataclass
from pathlib import Path from pathlib import Path
from typing import Any, Mapping, Optional, Sequence, Tuple from typing import Any, Mapping, Optional, Sequence, Tuple
try: # pragma: no-cover - optional dependency when running without eventlet
import eventlet # type: ignore def _require_dependency(module: str, friendly_name: str) -> None:
except Exception: # pragma: no-cover - fall back to threading mode if importlib.util.find_spec(module) is None: # pragma: no cover - import check
eventlet = None # type: ignore[assignment] raise RuntimeError(
logging.getLogger(__name__).warning( f"{friendly_name} (Python module '{module}') is required for the Borealis Engine runtime. "
"Eventlet is not available; Engine will run Socket.IO in threading mode." "Install the packaged dependencies by running Borealis.ps1 or ensure the module is present in the active environment."
) )
else: # pragma: no-cover - monkey patch only when eventlet is present
eventlet.monkey_patch(thread=False)
from flask import Flask, request
from flask_cors import CORS
from flask_socketio import SocketIO
from werkzeug.middleware.proxy_fix import ProxyFix
if eventlet: _require_dependency("eventlet", "Eventlet")
try: # pragma: no-cover - defensive import mirroring the legacy runtime. _require_dependency("flask", "Flask")
from eventlet.wsgi import HttpProtocol # type: ignore _require_dependency("flask_socketio", "Flask-SocketIO")
except Exception: # pragma: no-cover - the Engine should still operate without it.
HttpProtocol = None # type: ignore[assignment] import eventlet # type: ignore # noqa: E402 # pragma: no cover - import guarded above
else: from eventlet import wsgi as eventlet_wsgi # type: ignore # noqa: E402 # pragma: no cover
from flask import Flask, request # noqa: E402
from flask_cors import CORS # noqa: E402
from flask_socketio import SocketIO # noqa: E402
from werkzeug.middleware.proxy_fix import ProxyFix # noqa: E402
eventlet.monkey_patch(thread=False) # pragma: no cover - aligns with legacy runtime
HttpProtocol = getattr(eventlet_wsgi, "HttpProtocol", None)
if HttpProtocol is not None: # pragma: no branch - attribute exists in supported versions
_original_handle_one_request = HttpProtocol.handle_one_request _original_handle_one_request = HttpProtocol.handle_one_request
def _quiet_tls_http_mismatch(self): # type: ignore[override] def _quiet_tls_http_mismatch(self): # type: ignore[override]
@@ -78,10 +83,8 @@ if eventlet:
return None return None
HttpProtocol.handle_one_request = _quiet_tls_http_mismatch # type: ignore[assignment] HttpProtocol.handle_one_request = _quiet_tls_http_mismatch # type: ignore[assignment]
else:
HttpProtocol = None # type: ignore[assignment]
_SOCKETIO_ASYNC_MODE = "eventlet" if eventlet else "threading" _SOCKETIO_ASYNC_MODE = "eventlet"
# Ensure the legacy ``Modules`` package is importable when running from the # Ensure the legacy ``Modules`` package is importable when running from the