Add redis driver

Signed-off-by: Asai Neko <sugar@sne.moe>

data/data.go

@@ -3,11 +3,13 @@ package data
 import (
 	"nixcn-cms/data/drivers"
 
+	"github.com/redis/go-redis/v9"
 	log "github.com/sirupsen/logrus"
 	"github.com/spf13/viper"
 )
 
 var Database *drivers.DBClient
+var Redis *redis.UniversalClient
 
 func Init() {
 	// Init database
@@ -34,6 +36,20 @@ func Init() {
 	if err != nil {
 		log.Error("[Database] Error migrating database: ", err)
 	}
-
 	Database = db
+
+	// Init redis conection
+	rdbAddress := viper.GetStringSlice("cache.hosts")
+	dsn := drivers.RedisDSN{
+		Hosts:    rdbAddress,
+		Master:   viper.GetString("cache.master"),
+		Username: viper.GetString("cache.username"),
+		Password: viper.GetString("cache.password"),
+		DB:       viper.GetInt("cache.db"),
+	}
+	rdb, err := drivers.Redis(dsn)
+	if err != nil {
+		log.Fatal("[Redis] Error connecting to Redis: ", err)
+	}
+	Redis = rdb
 }