cap limit, cache key contains limit

main.go

@@ -164,6 +164,12 @@ func getPlayerMeta(w http.ResponseWriter, r *http.Request) {
 		limit = 4
 	}
 
+	if limit > 10 {
+		log.Infof("[GPM] limit out of bounds: %d", limit)
+		w.WriteHeader(http.StatusBadRequest)
+		return
+	}
+
 	tPlayer, err := utils.GetPlayer(db, id, conf.Steam.APIKey, nil)
 	if err != nil {
 		log.Infof("[GP] Player not found: %+v", err)
@@ -172,7 +178,7 @@ func getPlayerMeta(w http.ResponseWriter, r *http.Request) {
 	}
 
 	metaStats := new(utils.MetaStatsResponse)
-	err = rdc.Get(context.Background(), fmt.Sprintf(utils.SideMetaCacheKey, tPlayer.ID), &metaStats)
+	err = rdc.Get(context.Background(), fmt.Sprintf(utils.SideMetaCacheKey, tPlayer.ID, limit), &metaStats)
 	if err != nil {
 		metaStats, err = utils.GetMetaStats(tPlayer, db.Lock, limit)
 		if err != nil {
@@ -183,7 +189,7 @@ func getPlayerMeta(w http.ResponseWriter, r *http.Request) {
 
 		err = rdc.Set(&cache.Item{
 			Ctx:   context.Background(),
-			Key:   fmt.Sprintf(utils.SideMetaCacheKey, tPlayer.ID),
+			Key:   fmt.Sprintf(utils.SideMetaCacheKey, tPlayer.ID, limit),
 			Value: metaStats,
 			TTL:   time.Hour * 24 * 30,
 		})

utils/utils.go

@@ -196,7 +196,7 @@ type (
 
 const (
 	shareCodeURLEntry = "https://api.steampowered.com/ICSGOPlayers_730/GetNextMatchSharingCode/v1?key=%s&steamid=%d&steamidkey=%s&knowncode=%s"
-	SideMetaCacheKey  = "csgowtfd_side_meta_%d"
+	SideMetaCacheKey  = "csgowtfd_side_meta_%d_%d"
 	MatchMetaCacheKey = "csgowtfd_match_meta_%d"
 )