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refactor(gateway): simplify updated_at coercion and home-conflict guard

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Teknium
2026-09-02 21:26:33 -07:00
parent 0765aca884
commit ff223785c6
1 changed files with 7 additions and 13 deletions
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gateway/status.py
+7 -13
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@@ -124,9 +124,7 @@ def recorded_gateway_home_conflicts(
``hermes_home`` return False (they prove nothing; callers pair this with PID + start-time
guards). A comparison failure returns True: destructive + unprovable ownership => fail closed.
"""
if not isinstance(record, dict):
return False
recorded_home = record.get("hermes_home")
recorded_home = record.get("hermes_home") if isinstance(record, dict) else None
if not isinstance(recorded_home, str) or not recorded_home.strip():
return False
try:
@@ -207,13 +205,11 @@ _EPOCH_MIN_PLAUSIBLE = 946684800.0 # 2000-01-01T00:00:00Z
def normalize_updated_at(value: Any) -> Optional[str]:
"""Coerce a persisted ``updated_at`` value to an RFC3339 string or ``None``.
``/api/status`` and ``/health/detailed`` promise ``string | null``, but the file
may hold legacy epoch floats, hand edits, or corruption. ``str``: iff fromisoformat
parses (trailing ``Z`` tolerated; naive -> UTC). ``int``/``float``: epoch seconds;
before 2000-01-01, > 1 day ahead, or non-finite -> None. ``bool`` / other -> None.
``/api/status`` and ``/health/detailed`` promise ``string | null``, but the file may hold
legacy epoch floats, hand edits, or corruption. ``str``: iff fromisoformat parses (trailing
``Z`` tolerated; naive -> UTC). ``int``/``float``: epoch seconds; before 2000-01-01, > 1 day
ahead, or non-finite -> None. ``bool`` / other -> None.
"""
if isinstance(value, bool):
return None
if isinstance(value, str):
raw = value.strip()
# Python < 3.11 fromisoformat rejects a trailing 'Z'; tolerate it.
@@ -223,10 +219,8 @@ def normalize_updated_at(value: Any) -> Optional[str]:
parsed = datetime.fromisoformat(raw)
except ValueError:
return None
if parsed.tzinfo is None:
parsed = parsed.replace(tzinfo=timezone.utc)
return parsed.isoformat()
if isinstance(value, (int, float)):
return (parsed if parsed.tzinfo else parsed.replace(tzinfo=timezone.utc)).isoformat()
if isinstance(value, (int, float)) and not isinstance(value, bool):
seconds = float(value)
now = datetime.now(timezone.utc).timestamp()
if not math.isfinite(seconds) or seconds < _EPOCH_MIN_PLAUSIBLE or seconds > now + 86400: