fix(execution): bind parent row to request identity before child evaluation; add parent mismatch and race tests

Co-authored-by: genichin <4282227+genichin@users.noreply.github.com>

tests/adapters/broker/test_kis_cancel.py

@@ -391,3 +391,121 @@ def test_ambiguous_multiple_child_cancel_rows_return_unknown(monkeypatch):
     assert fs.state == "unknown", f"expected unknown (ambiguous children), got {fs.state}"
     raw = fs.raw if isinstance(fs.raw, dict) else {}
     assert raw.get("reason") == "child_cancel_ambiguous"
+
+
+# ── Regression: parent row identity mismatch with request ────────────────────
+
+def test_parent_row_wrong_branch_returns_unknown(monkeypatch):
+    """Parent row with wrong ord_gno_brno (branch) relative to broker_order_id → unknown."""
+    parent = {
+        "odno": ODNO,
+        "orgn_odno": "",
+        "ord_qty": "10",
+        "tot_ccld_qty": "0",
+        "avg_prvs": "0",
+        "cncl_yn": "",
+        "rjct_qty": "0",
+        "ord_dt": "20260901",
+        "ord_gno_brno": "99999",  # wrong branch — request has 06010
+        "pdno": "225190",
+    }
+    monkeypatch.setattr(
+        kis_mod.httpx, "get", _fake_get({"rt_cd": "0", "output1": [parent]})
+    )
+    # broker_order_id encodes branch 06010, but row has 99999
+    fs = _broker().poll_fill(
+        f"06010:{ODNO}", side="buy", symbol="225190", order_date="20260901"
+    )
+    assert fs.state == "unknown", f"expected unknown (wrong parent branch), got {fs.state}"
+    raw = fs.raw if isinstance(fs.raw, dict) else {}
+    assert "mismatch" in raw.get("reason", "")
+
+
+def test_parent_row_wrong_date_returns_unknown(monkeypatch):
+    """Parent row with wrong ord_dt relative to order_date arg → unknown."""
+    parent = {
+        "odno": ODNO,
+        "orgn_odno": "",
+        "ord_qty": "10",
+        "tot_ccld_qty": "0",
+        "avg_prvs": "0",
+        "cncl_yn": "",
+        "rjct_qty": "0",
+        "ord_dt": "20260831",  # wrong date — request has 20260901
+        "ord_gno_brno": "06010",
+        "pdno": "225190",
+    }
+    monkeypatch.setattr(
+        kis_mod.httpx, "get", _fake_get({"rt_cd": "0", "output1": [parent]})
+    )
+    fs = _broker().poll_fill(
+        f"06010:{ODNO}", side="buy", symbol="225190", order_date="20260901"
+    )
+    assert fs.state == "unknown", f"expected unknown (wrong parent date), got {fs.state}"
+    raw = fs.raw if isinstance(fs.raw, dict) else {}
+    assert "mismatch" in raw.get("reason", "")
+
+
+def test_parent_row_wrong_symbol_returns_unknown(monkeypatch):
+    """Parent row with wrong pdno (symbol) relative to symbol arg → unknown."""
+    parent = {
+        "odno": ODNO,
+        "orgn_odno": "",
+        "ord_qty": "10",
+        "tot_ccld_qty": "0",
+        "avg_prvs": "0",
+        "cncl_yn": "",
+        "rjct_qty": "0",
+        "ord_dt": "20260901",
+        "ord_gno_brno": "06010",
+        "pdno": "000660",  # wrong symbol — request has 225190
+    }
+    monkeypatch.setattr(
+        kis_mod.httpx, "get", _fake_get({"rt_cd": "0", "output1": [parent]})
+    )
+    fs = _broker().poll_fill(
+        f"06010:{ODNO}", side="buy", symbol="225190", order_date="20260901"
+    )
+    assert fs.state == "unknown", f"expected unknown (wrong parent symbol), got {fs.state}"
+    raw = fs.raw if isinstance(fs.raw, dict) else {}
+    assert "mismatch" in raw.get("reason", "")
+
+
+def test_correction_child_wrong_identity_is_not_treated_as_correction(monkeypatch):
+    """Correction child with wrong branch/date/symbol must not trigger correction_child_present_unresolved."""
+    parent = {
+        "odno": ODNO,
+        "orgn_odno": "",
+        "ord_qty": "10",
+        "tot_ccld_qty": "0",
+        "avg_prvs": "0",
+        "cncl_yn": "",
+        "rjct_qty": "0",
+        "ord_dt": "20260901",
+        "ord_gno_brno": "06010",
+        "pdno": "225190",
+    }
+    unrelated_correction = {
+        "odno": "0000199990",
+        "orgn_odno": ODNO,
+        "ord_qty": "10",
+        "tot_ccld_qty": "0",
+        "avg_prvs": "0",
+        "cncl_yn": "N",
+        "rjct_qty": "0",
+        "ord_dt": "20260831",   # different date → not related to our request
+        "ord_gno_brno": "99999",  # different branch
+        "pdno": "000660",         # different symbol
+    }
+    monkeypatch.setattr(
+        kis_mod.httpx,
+        "get",
+        _fake_get({"rt_cd": "0", "output1": [parent, unrelated_correction]}),
+    )
+    fs = _broker().poll_fill(
+        f"06010:{ODNO}", side="buy", symbol="225190", order_date="20260901"
+    )
+    # Unrelated correction must not cause correction_child_present_unresolved
+    assert fs.state == "accepted", f"expected accepted (unrelated correction), got {fs.state}"
+    raw = fs.raw if isinstance(fs.raw, dict) else {}
+    assert raw.get("reason") != "correction_child_present_unresolved"

tests/application/test_execution_cancel.py

@@ -225,3 +225,69 @@ def test_timeout_cancel_first_attempt_with_retry_before_none():
     )
     execution.run_once()  # should trigger timeout cancel
     assert broker.cancel_calls == 1
+
+
+# ── Regression: concurrent timeout/operator cancel race — broker call count 1 ─
+
+def test_timeout_operator_race_broker_called_exactly_once():
+    """Timeout cancel loop and operator cancel_pending_slot race to the same first
+    reservation.  The repository CAS guarantees exactly one winner; broker must
+    receive cancel_order exactly once regardless of scheduling order.
+
+    Uses a threading barrier so both paths enter reserve_cancel_attempt
+    simultaneously, making the race deterministic.
+    """
+    import threading
+
+    broker = ProgrammableBroker()
+    repo, _, intents, execution, _, _ = _wire(broker)
+    sid = _buy_to_holding(intents, execution)
+    intents.submit_sell(SellIntent(intent_id="s1", slot_id=sid))
+    broker.responder = lambda side: FillStatus(
+        state="accepted",
+        raw={"order_open_confirmed": True},
+    )
+    execution.run_once()  # dispatch sell
+
+    # Backdate so timeout_cancel fires in the next run_once()
+    s = repo.fetch_slot(sid)
+    repo._slots[sid] = replace(
+        s,
+        order_submitted_at=datetime.now(tz=timezone.utc) - timedelta(seconds=120),
+        order_date="20260901",
+        timeout_sec=30,
+    )
+
+    barrier = threading.Barrier(2)
+    original_reserve = repo.reserve_cancel_attempt
+
+    def _barrier_reserve(slot_id, broker_order_id, *, retry_before=None):
+        barrier.wait(timeout=5)
+        return original_reserve(slot_id, broker_order_id, retry_before=retry_before)
+
+    repo.reserve_cancel_attempt = _barrier_reserve
+
+    errors = []
+
+    def _operator():
+        try:
+            execution.cancel_pending_slot(sid)
+        except Exception as exc:  # noqa: BLE001
+            errors.append(exc)
+
+    t = threading.Thread(target=_operator)
+    t.start()
+
+    # Execution loop's timeout cancel is the second concurrent caller.
+    try:
+        execution.run_once()
+    except Exception as exc:  # noqa: BLE001
+        errors.append(exc)
+
+    t.join(timeout=5)
+    assert not errors, f"thread errors: {errors}"
+
+    # CAS ensures exactly one winner — broker cancel must be called once.
+    assert broker.cancel_calls == 1, (
+        f"expected exactly 1 broker cancel call, got {broker.cancel_calls}"
+    )

trex_core/adapters/broker/kis.py

@@ -413,6 +413,11 @@ class KISBroker:
         self._fill_poll_not_before[broker_order_id] = monotonic() + _FILL_POLL_MIN_INTERVAL_SECONDS
         rows = payload.get("output1") or []
         normalized_odno = odno.lstrip("0") or "0"
+        # Canonical request identity from the caller — these are authoritative
+        # and must not be overridden by whatever the response row contains.
+        request_brno = broker_order_id.split(":")[0] if ":" in broker_order_id else ""
+        request_date = inquiry_date  # == order_date
+        request_symbol = symbol
         row = next(
             (
                 r
@@ -440,40 +445,81 @@ class KISBroker:
                     "inquiry_date": inquiry_date,
                 },
             )
+        # Validate that the matched parent row's identity agrees with the
+        # authoritative request identity.  KIS can return stale rows for
+        # reused odno values; a branch, date, or symbol mismatch means this
+        # row does not belong to our order → fail-closed as unknown.
+        row_brno = str(row.get("ord_gno_brno") or "").strip()
+        row_dt = str(row.get("ord_dt") or "").strip()
+        row_pdno = str(row.get("pdno") or "").strip()
+        if request_brno and row_brno and row_brno != request_brno:
+            return FillStatus(
+                state="unknown",
+                raw={
+                    "reason": "parent_identity_mismatch_brno",
+                    "order_visible": True,
+                    "inquiry_date": inquiry_date,
+                },
+            )
+        if row_dt and row_dt != request_date:
+            return FillStatus(
+                state="unknown",
+                raw={
+                    "reason": "parent_identity_mismatch_date",
+                    "order_visible": True,
+                    "inquiry_date": inquiry_date,
+                },
+            )
+        if row_pdno and row_pdno != request_symbol:
+            return FillStatus(
+                state="unknown",
+                raw={
+                    "reason": "parent_identity_mismatch_symbol",
+                    "order_visible": True,
+                    "inquiry_date": inquiry_date,
+                },
+            )
         # dcy-013 ext: KIS sometimes records an external cancel as a separate
         # child row with orgn_odno=<original> and cncl_yn="Y" rather than
         # setting cncl_yn on the original row.  Scan sibling rows to detect
         # this case.
         #
         # Safety requirements:
-        #   - Child must share the parent's canonical identity:
+        #   - Child must share the AUTHORITATIVE request identity (branch, date,
-        #     ord_gno_brno (branch), ord_dt (date), pdno (symbol).
+        #     symbol from the caller), NOT the row values.  Using row values as
-        #     Mismatched or ambiguous children → fail-closed as "unknown".
+        #     ground truth would let a mismatched row pass its own wrong values
-        #   - Correction (정정) children have cncl_yn != "Y"; they are not
+        #     back as the filter reference.
-        #     treated as cancels here.  If a correction child is present with
+        #   - Ambiguous (> 1 matching cancel) → fail-closed "unknown".
-        #     a new odno the evidence is ambiguous → "unknown" so the slot is
+        #   - Correction (정정) children (cncl_yn != "Y") that match the same
-        #     not incorrectly unlocked.
+        #     request identity are also fail-closed → "unknown".
-        parent_brno = str(row.get("ord_gno_brno") or "").strip()
+        #   - Unrelated rows that only share orgn_odno but differ in branch/date/
-        parent_dt = str(row.get("ord_dt") or "").strip()
+        #     symbol are excluded from both candidate lists.
-        parent_pdno = str(row.get("pdno") or "").strip()
+        def _child_matches_request(r: dict) -> bool:
+            """True when a child row is bound to the same order identity as the request."""
+            child_brno = str(r.get("ord_gno_brno") or "").strip()
+            child_dt = str(r.get("ord_dt") or "").strip()
+            child_pdno = str(r.get("pdno") or "").strip()
+            if request_brno and child_brno and child_brno != request_brno:
+                return False
+            if child_dt and child_dt != request_date:
+                return False
+            return not (child_pdno and child_pdno != request_symbol)
 
         child_cancel_candidates = [
             r
             for r in rows
             if (str(r.get("orgn_odno") or "").strip().lstrip("0") or "0") == normalized_odno
             and str(r.get("cncl_yn") or "").strip().upper() == "Y"
-            and str(r.get("ord_gno_brno") or "").strip() == parent_brno
+            and _child_matches_request(r)
-            and str(r.get("ord_dt") or "").strip() == parent_dt
-            and str(r.get("pdno") or "").strip() == parent_pdno
         ]
 
-        # Correction children: same orgn_odno but cncl_yn != "Y".  If present,
+        # Correction children: same orgn_odno + matching identity but cncl_yn != "Y".
-        # the situation is ambiguous — a replacement order may be live.
         correction_candidates = [
             r
             for r in rows
             if (str(r.get("orgn_odno") or "").strip().lstrip("0") or "0") == normalized_odno
             and str(r.get("cncl_yn") or "").strip().upper() != "Y"
+            and _child_matches_request(r)
         ]
 
         if len(child_cancel_candidates) > 1: