eleventh version

internal/risk/manager.go

@@ -31,20 +31,23 @@ type ManagerConfig struct {
 }
 
 type PreTradeInput struct {
-	Portfolio            domain.Portfolio
-	OpenPositions        int
-	ClosingPosition      bool
-	DailyPnL             decimal.Decimal
-	WeeklyPnL            decimal.Decimal
-	MonthlyDrawdownPct   decimal.Decimal
-	AvgSlippageBps10     decimal.Decimal
-	TradingStatus        domain.TradingStatus
-	QuoteReceivedAt      time.Time
-	Now                  time.Time
-	MarketClose          time.Time
-	DatabaseUnavailable  bool
-	UnknownBrokerOrder   bool
-	UnknownBrokerHolding bool
+	Portfolio             domain.Portfolio
+	OpenPositions         int
+	ClosingPosition       bool
+	DailyPnL              decimal.Decimal
+	WeeklyPnL             decimal.Decimal
+	MonthlyDrawdownPct    decimal.Decimal
+	AvgSlippageBps10      decimal.Decimal
+	TradingStatus         domain.TradingStatus
+	QuoteReceivedAt       time.Time
+	Now                   time.Time
+	MarketClose           time.Time
+	ServerTimeUnavailable bool
+	ServerClockDrift      time.Duration
+	MaxClockDrift         time.Duration
+	DatabaseUnavailable   bool
+	UnknownBrokerOrder    bool
+	UnknownBrokerHolding  bool
 }
 
 type PreTradeResult struct {
@@ -84,6 +87,10 @@ func (m Manager) PreTradeCheck(input PreTradeInput) PreTradeResult {
 	switch {
 	case input.DatabaseUnavailable:
 		return reject("database_unavailable")
+	case input.ServerTimeUnavailable:
+		return reject("server_time_unavailable")
+	case input.MaxClockDrift > 0 && input.ServerClockDrift > input.MaxClockDrift:
+		return reject("server_clock_drift_too_high")
 	case input.UnknownBrokerOrder:
 		return reject("unknown_broker_order")
 	case input.UnknownBrokerHolding:

internal/risk/manager_test.go

@@ -2,6 +2,7 @@ package risk
 
 import (
 	"testing"
+	"time"
 
 	"github.com/shopspring/decimal"
 
@@ -26,3 +27,30 @@ func TestPreTradeClosingPositionBypassesOpenPositionLimit(t *testing.T) {
 		t.Fatalf("entry result=%+v, want max_open_positions reject", result)
 	}
 }
+
+func TestPreTradeRejectsServerClockDrift(t *testing.T) {
+	manager := NewManager(nil, ManagerConfig{})
+	input := PreTradeInput{
+		Portfolio:        domain.Portfolio{Equity: decimal.NewFromInt(1000)},
+		TradingStatus:    domain.TradingStatusNormal,
+		ServerClockDrift: 3 * time.Second,
+		MaxClockDrift:    2 * time.Second,
+	}
+	result := manager.PreTradeCheck(input)
+	if result.Allowed || result.Reason != "server_clock_drift_too_high" {
+		t.Fatalf("result=%+v, want server_clock_drift_too_high reject", result)
+	}
+}
+
+func TestPreTradeRejectsUnavailableServerTime(t *testing.T) {
+	manager := NewManager(nil, ManagerConfig{})
+	input := PreTradeInput{
+		Portfolio:             domain.Portfolio{Equity: decimal.NewFromInt(1000)},
+		TradingStatus:         domain.TradingStatusNormal,
+		ServerTimeUnavailable: true,
+	}
+	result := manager.PreTradeCheck(input)
+	if result.Allowed || result.Reason != "server_time_unavailable" {
+		t.Fatalf("result=%+v, want server_time_unavailable reject", result)
+	}
+}