allowed to use

s3.go

@@ -43,13 +43,14 @@ func NewS3(ctx context.Context, config config.Config, disk string) (*S3, error)
 	region := config.GetString(fmt.Sprintf("filesystems.disks.%s.region", disk))
 	bucket := config.GetString(fmt.Sprintf("filesystems.disks.%s.bucket", disk))
 	url := config.GetString(fmt.Sprintf("filesystems.disks.%s.url", disk))
+	token := config.GetString(fmt.Sprintf("filesystems.disks.%s.token", disk), "")
 	if accessKeyId == "" || accessKeySecret == "" || region == "" || bucket == "" || url == "" {
 		return nil, fmt.Errorf("please set %s configuration first", disk)
 	}
 
 	client := s3.New(s3.Options{
 		Region:      region,
-		Credentials: aws.NewCredentialsCache(credentials.NewStaticCredentialsProvider(accessKeyId, accessKeySecret, "")),
+		Credentials: aws.NewCredentialsCache(credentials.NewStaticCredentialsProvider(accessKeyId, accessKeySecret, token)),
 	})
 
 	return &S3{
@@ -201,13 +202,11 @@ func (r *S3) Directories(path string) ([]string, error) {
 }
 
 func (r *S3) Exists(file string) bool {
-	o, err := r.instance.HeadObject(r.ctx, &s3.HeadObjectInput{
+	_, err := r.instance.HeadObject(r.ctx, &s3.HeadObjectInput{
 		Bucket: aws.String(r.bucket),
 		Key:    aws.String(file),
 	})
 
-	log.Printf("output %v:", o)
-
 	if err != nil {
 		log.Println("error while checking file existance:", err)
 		return false