Реализована страница 404 ошибки

Реализовано переподключение к Redis в случае, если соединение упадёт

lib/data/SkinItem.go

@@ -31,6 +31,8 @@ func FindRecord(username string) (SkinItem, error) {
 		if (decodeErr != nil) {
 			log.Println("Cannot decode record data")
 		}
+	} else {
+		log.Println("Error on request user data")
 	}
 
 	return record, err

lib/routes/NotFound.go

@@ -9,7 +9,7 @@ func NotFound(w http.ResponseWriter, r *http.Request)  {
 	json, _ := json.Marshal(map[string]string{
 		"status": "404",
 		"message": "Not Found",
-		"link": "http://docs.ely.by",
+		"link": "http://docs.ely.by/skin-system.html",
 	})
 
 	w.Header().Set("Content-Type", "application/json")

minecraft-skinsystem.go

@@ -3,6 +3,7 @@ package main
 import (
 	"log"
 	"runtime"
+	"time"
 	"net/http"
 
 	"github.com/gorilla/mux"
@@ -12,16 +13,17 @@ import (
 	"elyby/minecraft-skinsystem/lib/services"
 )
 
+const redisString string = "redis:6379"
+
 func main() {
 	runtime.GOMAXPROCS(runtime.NumCPU())
 
-	client, redisErr := redis.Dial("tcp", "redis:6379")
+	client, redisErr := redis.Dial("tcp", redisString)
 	if redisErr != nil {
 		log.Fatal("Redis unavailable")
 	}
 
 	router := mux.NewRouter().StrictSlash(true)
-	router.HandleFunc("/", routes.NotFound)
 	router.HandleFunc("/skins/{username}", routes.Skin).Methods("GET").Name("skins")
 	router.HandleFunc("/cloaks/{username}", routes.Cape).Methods("GET").Name("cloaks")
 	router.HandleFunc("/textures/{username}", routes.Textures).Methods("GET").Name("textures")
@@ -29,6 +31,8 @@ func main() {
 	router.HandleFunc("/minecraft.php", routes.MinecraftPHP).Methods("GET")
 	router.HandleFunc("/skins/", routes.SkinGET).Methods("GET")
 	router.HandleFunc("/cloaks/", routes.CapeGET).Methods("GET")
+	// 404
+	router.NotFoundHandler = http.HandlerFunc(routes.NotFound)
 
 	// TODO: убрать этого, т.к. он стар
 	router.HandleFunc("/system/setSkin", routes.SetSkin).Methods("POST")
@@ -39,5 +43,24 @@ func main() {
 	services.Redis = client
 	services.Router = router
 
+	go func() {
+		for {
+			time.Sleep(5 * time.Second)
+
+			resp := services.Redis.Cmd("PING")
+			if (resp.Err != nil) {
+				log.Println("Redis not pinged. Try to reconnect")
+				newClient, redisErr := redis.Dial("tcp", redisString)
+				if (redisErr != nil) {
+					log.Println("Cannot reconnect to redis")
+				} else {
+					services.Redis = newClient
+					log.Println("Reconnected")
+				}
+			}
+		}
+	}()
+
+	log.Println("Started");
 	log.Fatal(http.ListenAndServe(":80", router))
 }