Initial rewriting

Signed-off-by: Ettore Dreucci <ettore.dreucci@gmail.com>

redisAPI.go

@@ -0,0 +1,20 @@
+package main
+
+import (
+	"log"
+
+	"github.com/go-redis/redis"
+)
+
+func redisInit(addr string, pwd string, db int) (*redis.Client, error) {
+	redisClient := redis.NewClient(&redis.Options{
+		Addr:     addr,
+		Password: pwd,
+		DB:       db,
+	})
+	err := redisClient.Ping().Err()
+	if err != nil {
+		log.Panicf("Error in connecting to redis instance: %v", err)
+	}
+	return redisClient, nil
+}