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symfonic.platform.route_attempt_journal

route_attempt_journal

Host-owned, synchronous fsynced pre-admission Kernel attempts.

RouteAttemptJournal 

RouteAttemptJournal(path: str | Path, *, release_version: str, deployment_id: str)

Bases: FallbackJournal

Durable metadata callback; neither body dispatch nor successful admission.

Source code in src/symfonic/platform/fallback_journal.py 
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def __init__(
    self,
    path: str | Path,
    *,
    release_version: str,
    deployment_id: str,
) -> None:
    if _label(release_version) == "unknown" or _label(deployment_id) == "unknown":
        raise ValueError("attribution requires bounded non-sensitive version/deployment labels")
    try:
        import fcntl
    except ImportError as exc:
        raise RuntimeError("FallbackJournal requires POSIX local file locking") from exc
    self._locking = fcntl
    self._path = Path(path)
    self._release_version = release_version
    self._deployment_id = deployment_id