[pitboss/grind] deferred session-0011 (20260516T052512Z-20f8)

src/dynamic/lang/python.rs

@@ -362,6 +362,26 @@ def __nyx_install_crash_guard(sink_callee):
             signal.signal(s, _handler)
         except (OSError, ValueError):
             pass
+
+# Phase 10 (Track D.3) stub helpers.  When the verifier spawned a SqlStub it
+# publishes the queries-log path through NYX_SQL_LOG; a sink call site that
+# wants the host-side stub to see its query appends one record-per-call.  The
+# helper is a no-op when NYX_SQL_LOG is unset so the same fixture source still
+# runs under harness modes that didn't spawn a stub.
+def __nyx_stub_sql_record(query, **detail):
+    import os
+    p = os.environ.get("NYX_SQL_LOG")
+    if not p:
+        return
+    try:
+        with open(p, "a") as _f:
+            for k, v in detail.items():
+                _f.write('# %s: %s\n' % (str(k), str(v)))
+            _f.write(str(query))
+            if not str(query).endswith('\n'):
+                _f.write('\n')
+    except OSError:
+        pass
 "#
 }
 
@@ -1207,6 +1227,19 @@ mod tests {
         assert!(harness.source.contains("NYX_PROBE_PATH"));
     }
 
+    #[test]
+    fn probe_shim_publishes_stub_sql_recorder() {
+        let shim = probe_shim();
+        assert!(
+            shim.contains("def __nyx_stub_sql_record"),
+            "Python probe shim must define __nyx_stub_sql_record"
+        );
+        assert!(
+            shim.contains("NYX_SQL_LOG"),
+            "stub recorder must read NYX_SQL_LOG"
+        );
+    }
+
     #[test]
     fn shape_detect_flask() {
         let src = "from flask import Flask\napp = Flask(__name__)\n@app.route('/')\ndef index():\n    pass\n";