fix: room ttl setting bound check

internal/op/op.go

@@ -3,11 +3,16 @@ package op
 import (
 	"time"
 
+	log "github.com/sirupsen/logrus"
 	"github.com/zijiren233/gencontainer/synccache"
 )
 
 func Init(size int) error {
 	roomCache = synccache.NewSyncCache[string, *Room](time.Minute*5, synccache.WithDeletedCallback[string, *Room](func(v *Room) {
+		log.WithFields(log.Fields{
+			"rid": v.ID,
+			"rn":  v.Name,
+		}).Debugf("room ttl expired, closing")
 		v.close()
 	}))
 	userCache = synccache.NewSyncCache[string, *User](time.Minute * 5)

internal/settings/var.go

@@ -12,8 +12,13 @@ var (
 	RoomMustNeedPwd      BoolSetting
 	RoomMustNoNeedPwd    BoolSetting
 	CreateRoomNeedReview = NewBoolSetting("create_room_need_review", false, model.SettingGroupRoom)
-	// 48 hours
-	RoomTTL = NewInt64Setting("room_ttl", 48, model.SettingGroupRoom)
+	// default 48 hours
+	RoomTTL = NewInt64Setting("room_ttl", 48, model.SettingGroupRoom, WithBeforeSetInt64(func(is Int64Setting, i int64) (int64, error) {
+		if i < 1 {
+			return 0, errors.New("room ttl must be greater than 0")
+		}
+		return i, nil
+	}))
 )
 
 func init() {