feat: Server side region added to AdminConfig, v4 signature calculation implemented with server side region

s3api/middlewares/authentication.go

@@ -32,12 +32,13 @@ const (
 	iso8601Format = "20060102T150405Z"
 )
 
-type AdminUser struct {
+type AdminConfig struct {
 	AdminAccess string
 	AdminSecret string
+	Region      string
 }
 
-func VerifyV4Signature(user AdminUser) fiber.Handler {
+func VerifyV4Signature(config AdminConfig) fiber.Handler {
 	return func(ctx *fiber.Ctx) error {
 		authorization := ctx.Get("Authorization")
 		if authorization == "" {
@@ -84,9 +85,9 @@ func VerifyV4Signature(user AdminUser) fiber.Handler {
 		signer := v4.NewSigner()
 
 		signErr := signer.SignHTTP(req.Context(), aws.Credentials{
-			AccessKeyID:     user.AdminAccess,
-			SecretAccessKey: user.AdminSecret,
-		}, req, hexPayload, creds[3], creds[2], tdate)
+			AccessKeyID:     config.AdminAccess,
+			SecretAccessKey: config.AdminSecret,
+		}, req, hexPayload, creds[3], config.Region, tdate)
 		if signErr != nil {
 			return controllers.Responce[any](ctx, nil, s3err.GetAPIError(s3err.ErrAccessDenied))
 		}

s3api/server.go

@@ -31,7 +31,7 @@ type S3ApiServer struct {
 	cert    *tls.Certificate
 }
 
-func New(app *fiber.App, be backend.Backend, port string, adminUser middlewares.AdminUser, opts ...Option) (*S3ApiServer, error) {
+func New(app *fiber.App, be backend.Backend, port string, adminUser middlewares.AdminConfig, opts ...Option) (*S3ApiServer, error) {
 	server := &S3ApiServer{
 		app:     app,
 		backend: be,

s3api/server_test.go

@@ -28,7 +28,7 @@ func TestNew(t *testing.T) {
 		app       *fiber.App
 		be        backend.Backend
 		port      string
-		adminUser middlewares.AdminUser
+		adminUser middlewares.AdminConfig
 	}
 
 	app := fiber.New()
@@ -48,7 +48,7 @@ func TestNew(t *testing.T) {
 				app:       app,
 				be:        be,
 				port:      port,
-				adminUser: middlewares.AdminUser{},
+				adminUser: middlewares.AdminConfig{},
 			},
 			wantS3ApiServer: &S3ApiServer{
 				app:     app,