log maintenance window for schedule-recurrence timestamp mismatch

This reverts commit 0470cc7a84f6e9f91cccd73d7841b884342031d4.

pkg/ruler/rulestore/sqlrulestore/maintenance.go

@@ -2,9 +2,11 @@ package sqlrulestore
 
 import (
 	"context"
+	"log/slog"
 	"time"
 
 	"github.com/SigNoz/signoz/pkg/errors"
+	"github.com/SigNoz/signoz/pkg/factory"
 	"github.com/SigNoz/signoz/pkg/sqlstore"
 	"github.com/SigNoz/signoz/pkg/types"
 	"github.com/SigNoz/signoz/pkg/types/authtypes"
@@ -14,10 +16,14 @@ import (
 
 type maintenance struct {
 	sqlstore sqlstore.SQLStore
+	logger   *slog.Logger
 }
 
-func NewMaintenanceStore(store sqlstore.SQLStore) ruletypes.MaintenanceStore {
-	return &maintenance{sqlstore: store}
+func NewMaintenanceStore(store sqlstore.SQLStore, providerSettings factory.ProviderSettings) ruletypes.MaintenanceStore {
+	return &maintenance{
+		sqlstore: store,
+		logger:   providerSettings.Logger,
+	}
 }
 
 func (r *maintenance) ListPlannedMaintenance(ctx context.Context, orgID string) ([]*ruletypes.PlannedMaintenance, error) {
@@ -35,7 +41,11 @@ func (r *maintenance) ListPlannedMaintenance(ctx context.Context, orgID string)
 
 	gettablePlannedMaintenance := make([]*ruletypes.PlannedMaintenance, 0)
 	for _, gettableMaintenancesRule := range gettableMaintenancesRules {
-		gettablePlannedMaintenance = append(gettablePlannedMaintenance, gettableMaintenancesRule.ToPlannedMaintenance())
+		m := gettableMaintenancesRule.ToPlannedMaintenance()
+		gettablePlannedMaintenance = append(gettablePlannedMaintenance, m)
+		if m.HasScheduleRecurrenceBoundsMismatch() {
+			r.logger.WarnContext(ctx, "planned_downtime_recurrence_schedule_mismatch", slog.String("maintenance_id", m.ID.StringValue()))
+		}
 	}
 
 	return gettablePlannedMaintenance, nil

pkg/ruler/signozruler/provider.go

@@ -44,7 +44,7 @@ func NewFactory(
 ) factory.ProviderFactory[ruler.Ruler, ruler.Config] {
 	return factory.NewProviderFactory(factory.MustNewName("signoz"), func(ctx context.Context, providerSettings factory.ProviderSettings, config ruler.Config) (ruler.Ruler, error) {
 		ruleStore := sqlrulestore.NewRuleStore(sqlstore, queryParser, providerSettings)
-		maintenanceStore := sqlrulestore.NewMaintenanceStore(sqlstore)
+		maintenanceStore := sqlrulestore.NewMaintenanceStore(sqlstore, providerSettings)
 
 		managerOpts := &rules.ManagerOptions{
 			TelemetryStore:         telemetryStore,

pkg/types/ruletypes/maintenance.go

@@ -11,9 +11,7 @@ import (
 	"github.com/uptrace/bun"
 )
 
-var (
-	ErrCodeInvalidPlannedMaintenancePayload = errors.MustNewCode("invalid_planned_maintenance_payload")
-)
+var ErrCodeInvalidPlannedMaintenancePayload = errors.MustNewCode("invalid_planned_maintenance_payload")
 
 type MaintenanceStatus struct {
 	valuer.String
@@ -133,6 +131,26 @@ type PlannedMaintenanceWithRules struct {
 	Rules                       []*StorablePlannedMaintenanceRule `bun:"rel:has-many,join:id=planned_maintenance_id"`
 }
 
+// HasScheduleRecurrenceBoundsMismatch reports whether a recurring maintenance
+// has different start/end bounds in Schedule and Schedule.Recurrence.
+//
+// This is used to detect if there are any entries with recurrence that don't
+// have the same timestamps stored at the schedule-level.
+// UI payloads duplicated those values in both places, but direct API users may
+// have stored bounds that are missing from, or different than, the schedule-level bounds.
+// We need to observe these before we can safely drop Recurrence.StartTime and
+// Recurrence.EndTime.
+func (m *PlannedMaintenance) HasScheduleRecurrenceBoundsMismatch() bool {
+	recurrence := m.Schedule.Recurrence
+	if recurrence == nil {
+		return false
+	}
+
+	return !recurrence.StartTime.Equal(m.Schedule.StartTime) ||
+		(recurrence.EndTime == nil && !m.Schedule.EndTime.IsZero()) ||
+		(recurrence.EndTime != nil && !recurrence.EndTime.Equal(m.Schedule.EndTime))
+}
+
 func (m *PlannedMaintenance) ShouldSkip(ruleID string, now time.Time) bool {
 	// Check if the alert ID is in the maintenance window
 	found := false
@@ -159,42 +177,43 @@ func (m *PlannedMaintenance) ShouldSkip(ruleID string, now time.Time) bool {
 		return false
 	}
 
-	currentTime := now.In(loc)
+	startTime := m.Schedule.StartTime
+	endTime := m.Schedule.EndTime
+	recurrence := m.Schedule.Recurrence
 
-	// fixed schedule
-	if !m.Schedule.StartTime.IsZero() && !m.Schedule.EndTime.IsZero() {
-		startTime := m.Schedule.StartTime.In(loc)
-		endTime := m.Schedule.EndTime.In(loc)
-		if currentTime.Equal(startTime) || currentTime.Equal(endTime) ||
-			(currentTime.After(startTime) && currentTime.Before(endTime)) {
+	// fixed schedule — only when no recurrence is configured.
+	// When recurrence is set, the recurring check below handles everything;
+	// falling through here would cause the window to match the absolute
+	// StartTime–EndTime range instead of the daily/weekly/monthly pattern.
+	if recurrence == nil && !startTime.IsZero() && !endTime.IsZero() {
+		if now.Equal(startTime) || now.Equal(endTime) ||
+			(now.After(startTime) && now.Before(endTime)) {
 			return true
 		}
 	}
 
 	// recurring schedule
-	if m.Schedule.Recurrence != nil {
-		start := m.Schedule.Recurrence.StartTime
-
+	if recurrence != nil {
 		// Make sure the recurrence has started
-		if currentTime.Before(start.In(loc)) {
+		if now.Before(recurrence.StartTime) {
 			return false
 		}
 
 		// Check if recurrence has expired
-		if m.Schedule.Recurrence.EndTime != nil {
-			endTime := *m.Schedule.Recurrence.EndTime
-			if !endTime.IsZero() && currentTime.After(endTime.In(loc)) {
+		if recurrence.EndTime != nil {
+			if !recurrence.EndTime.IsZero() && now.After(*recurrence.EndTime) {
 				return false
 			}
 		}
 
-		switch m.Schedule.Recurrence.RepeatType {
+		currentTime := now.In(loc)
+		switch recurrence.RepeatType {
 		case RepeatTypeDaily:
-			return m.checkDaily(currentTime, m.Schedule.Recurrence, loc)
+			return m.checkDaily(currentTime, recurrence, loc)
 		case RepeatTypeWeekly:
-			return m.checkWeekly(currentTime, m.Schedule.Recurrence, loc)
+			return m.checkWeekly(currentTime, recurrence, loc)
 		case RepeatTypeMonthly:
-			return m.checkMonthly(currentTime, m.Schedule.Recurrence, loc)
+			return m.checkMonthly(currentTime, recurrence, loc)
 		}
 	}
 

pkg/types/ruletypes/maintenance_test.go

@@ -13,7 +13,6 @@ func timePtr(t time.Time) *time.Time {
 }
 
 func TestShouldSkipMaintenance(t *testing.T) {
-
 	cases := []struct {
 		name        string
 		maintenance *PlannedMaintenance
@@ -499,7 +498,7 @@ func TestShouldSkipMaintenance(t *testing.T) {
 					},
 				},
 			},
-			ts:   time.Date(2024, 04, 1, 12, 10, 0, 0, time.UTC),
+			ts:   time.Date(2024, 4, 1, 12, 10, 0, 0, time.UTC),
 			skip: true,
 		},
 		{
@@ -508,14 +507,14 @@ func TestShouldSkipMaintenance(t *testing.T) {
 				Schedule: &Schedule{
 					Timezone: "UTC",
 					Recurrence: &Recurrence{
-						StartTime:  time.Date(2024, 04, 01, 12, 0, 0, 0, time.UTC),
+						StartTime:  time.Date(2024, 4, 1, 12, 0, 0, 0, time.UTC),
 						Duration:   valuer.MustParseTextDuration("2h"),
 						RepeatType: RepeatTypeWeekly,
 						RepeatOn:   []RepeatOn{RepeatOnMonday},
 					},
 				},
 			},
-			ts:   time.Date(2024, 04, 15, 12, 10, 0, 0, time.UTC),
+			ts:   time.Date(2024, 4, 15, 12, 10, 0, 0, time.UTC),
 			skip: true,
 		},
 		{
@@ -524,14 +523,14 @@ func TestShouldSkipMaintenance(t *testing.T) {
 				Schedule: &Schedule{
 					Timezone: "UTC",
 					Recurrence: &Recurrence{
-						StartTime:  time.Date(2024, 04, 01, 12, 0, 0, 0, time.UTC),
+						StartTime:  time.Date(2024, 4, 1, 12, 0, 0, 0, time.UTC),
 						Duration:   valuer.MustParseTextDuration("2h"),
 						RepeatType: RepeatTypeWeekly,
 						RepeatOn:   []RepeatOn{RepeatOnMonday},
 					},
 				},
 			},
-			ts:   time.Date(2024, 04, 14, 12, 10, 0, 0, time.UTC), // 14th 04 is sunday
+			ts:   time.Date(2024, 4, 14, 12, 10, 0, 0, time.UTC), // 14th 04 is sunday
 			skip: false,
 		},
 		{
@@ -540,14 +539,14 @@ func TestShouldSkipMaintenance(t *testing.T) {
 				Schedule: &Schedule{
 					Timezone: "UTC",
 					Recurrence: &Recurrence{
-						StartTime:  time.Date(2024, 04, 01, 12, 0, 0, 0, time.UTC),
+						StartTime:  time.Date(2024, 4, 1, 12, 0, 0, 0, time.UTC),
 						Duration:   valuer.MustParseTextDuration("2h"),
 						RepeatType: RepeatTypeWeekly,
 						RepeatOn:   []RepeatOn{RepeatOnMonday},
 					},
 				},
 			},
-			ts:   time.Date(2024, 04, 16, 12, 10, 0, 0, time.UTC), // 16th 04 is tuesday
+			ts:   time.Date(2024, 4, 16, 12, 10, 0, 0, time.UTC), // 16th 04 is tuesday
 			skip: false,
 		},
 		{
@@ -556,14 +555,14 @@ func TestShouldSkipMaintenance(t *testing.T) {
 				Schedule: &Schedule{
 					Timezone: "UTC",
 					Recurrence: &Recurrence{
-						StartTime:  time.Date(2024, 04, 01, 12, 0, 0, 0, time.UTC),
+						StartTime:  time.Date(2024, 4, 1, 12, 0, 0, 0, time.UTC),
 						Duration:   valuer.MustParseTextDuration("2h"),
 						RepeatType: RepeatTypeWeekly,
 						RepeatOn:   []RepeatOn{RepeatOnMonday},
 					},
 				},
 			},
-			ts:   time.Date(2024, 05, 06, 12, 10, 0, 0, time.UTC),
+			ts:   time.Date(2024, 5, 6, 12, 10, 0, 0, time.UTC),
 			skip: true,
 		},
 		{
@@ -572,14 +571,14 @@ func TestShouldSkipMaintenance(t *testing.T) {
 				Schedule: &Schedule{
 					Timezone: "UTC",
 					Recurrence: &Recurrence{
-						StartTime:  time.Date(2024, 04, 01, 12, 0, 0, 0, time.UTC),
+						StartTime:  time.Date(2024, 4, 1, 12, 0, 0, 0, time.UTC),
 						Duration:   valuer.MustParseTextDuration("2h"),
 						RepeatType: RepeatTypeWeekly,
 						RepeatOn:   []RepeatOn{RepeatOnMonday},
 					},
 				},
 			},
-			ts:   time.Date(2024, 05, 06, 14, 00, 0, 0, time.UTC),
+			ts:   time.Date(2024, 5, 6, 14, 0, 0, 0, time.UTC),
 			skip: true,
 		},
 		{
@@ -588,13 +587,13 @@ func TestShouldSkipMaintenance(t *testing.T) {
 				Schedule: &Schedule{
 					Timezone: "UTC",
 					Recurrence: &Recurrence{
-						StartTime:  time.Date(2024, 04, 04, 12, 0, 0, 0, time.UTC),
+						StartTime:  time.Date(2024, 4, 4, 12, 0, 0, 0, time.UTC),
 						Duration:   valuer.MustParseTextDuration("2h"),
 						RepeatType: RepeatTypeMonthly,
 					},
 				},
 			},
-			ts:   time.Date(2024, 04, 04, 12, 10, 0, 0, time.UTC),
+			ts:   time.Date(2024, 4, 4, 12, 10, 0, 0, time.UTC),
 			skip: true,
 		},
 		{
@@ -603,13 +602,13 @@ func TestShouldSkipMaintenance(t *testing.T) {
 				Schedule: &Schedule{
 					Timezone: "UTC",
 					Recurrence: &Recurrence{
-						StartTime:  time.Date(2024, 04, 04, 12, 0, 0, 0, time.UTC),
+						StartTime:  time.Date(2024, 4, 4, 12, 0, 0, 0, time.UTC),
 						Duration:   valuer.MustParseTextDuration("2h"),
 						RepeatType: RepeatTypeMonthly,
 					},
 				},
 			},
-			ts:   time.Date(2024, 04, 04, 14, 10, 0, 0, time.UTC),
+			ts:   time.Date(2024, 4, 4, 14, 10, 0, 0, time.UTC),
 			skip: false,
 		},
 		{
@@ -618,13 +617,52 @@ func TestShouldSkipMaintenance(t *testing.T) {
 				Schedule: &Schedule{
 					Timezone: "UTC",
 					Recurrence: &Recurrence{
-						StartTime:  time.Date(2024, 04, 04, 12, 0, 0, 0, time.UTC),
+						StartTime:  time.Date(2024, 4, 4, 12, 0, 0, 0, time.UTC),
 						Duration:   valuer.MustParseTextDuration("2h"),
 						RepeatType: RepeatTypeMonthly,
 					},
 				},
 			},
-			ts:   time.Date(2024, 05, 04, 12, 10, 0, 0, time.UTC),
+			ts:   time.Date(2024, 5, 4, 12, 10, 0, 0, time.UTC),
+			skip: true,
+		},
+		// The recurrence should govern, when set. Not the fixed range.
+		{
+			name: "recurring-daily-with-fixed-times-outside-daily-window",
+			maintenance: &PlannedMaintenance{
+				Schedule: &Schedule{
+					Timezone: "UTC",
+					// These fixed fields should be ignored when Recurrence is set.
+					StartTime: time.Date(2026, 4, 1, 10, 0, 0, 0, time.UTC),
+					EndTime:   time.Date(2026, 4, 30, 18, 0, 0, 0, time.UTC),
+					Recurrence: &Recurrence{
+						StartTime:  time.Date(2026, 4, 1, 14, 0, 0, 0, time.UTC), // daily at 14:00
+						Duration:   valuer.MustParseTextDuration("2h"),           // until 16:00
+						RepeatType: RepeatTypeDaily,
+					},
+				},
+			},
+			// 11:00 is inside the fixed range but outside the daily 14:00-16:00 window.
+			// Before the fix this returned true (bug); after fix it returns false.
+			ts:   time.Date(2026, 4, 15, 11, 0, 0, 0, time.UTC),
+			skip: false,
+		},
+		{
+			name: "recurring-daily-with-fixed-times-inside-daily-window",
+			maintenance: &PlannedMaintenance{
+				Schedule: &Schedule{
+					Timezone:  "UTC",
+					StartTime: time.Date(2026, 4, 1, 10, 0, 0, 0, time.UTC),
+					EndTime:   time.Date(2026, 4, 30, 18, 0, 0, 0, time.UTC),
+					Recurrence: &Recurrence{
+						StartTime:  time.Date(2026, 4, 1, 14, 0, 0, 0, time.UTC),
+						Duration:   valuer.MustParseTextDuration("2h"),
+						RepeatType: RepeatTypeDaily,
+					},
+				},
+			},
+			// 15:00 is inside the daily 14:00-16:00 window — should skip.
+			ts:   time.Date(2026, 4, 15, 15, 0, 0, 0, time.UTC),
 			skip: true,
 		},
 	}