Initial SQL-only 1C adapter baseline

core/observability/trace.py

@@ -0,0 +1,26 @@
+from __future__ import annotations
+
+import uuid
+from typing import Mapping
+
+
+def next_trace_id() -> str:
+    return uuid.uuid4().hex
+
+
+def _header_value(headers: Mapping[str, str], *names: str) -> str:
+    for name in names:
+        value = headers.get(name)
+        if value:
+            return str(value).strip()
+    return ""
+
+
+def resolve_trace_id(headers: Mapping[str, str]) -> str:
+    trace_id = _header_value(headers, "x-trace-id", "X-Trace-Id", "x-request-id", "X-Request-Id")
+    return trace_id or next_trace_id()
+
+
+def resolve_request_id(headers: Mapping[str, str], *, fallback_trace_id: str) -> str:
+    request_id = _header_value(headers, "x-request-id", "X-Request-Id")
+    return request_id or fallback_trace_id