Separate error types for k2v and signature

src/api/s3/api_server.rs

@@ -119,7 +119,8 @@ impl ApiHandler for S3ApiServer {
 			return handle_post_object(garage, req, bucket_name.unwrap()).await;
 		}
 		if let Endpoint::Options = endpoint {
-			return handle_options_s3api(garage, &req, bucket_name).await;
+			return handle_options_s3api(garage, &req, bucket_name).await
+				.map_err(Error::from);
 		}
 
 		let (api_key, mut content_sha256) = check_payload_signature(&garage, "s3", &req).await?;

src/api/s3/error.rs

@@ -11,6 +11,7 @@ use crate::common_error::CommonError;
 pub use crate::common_error::{OkOrBadRequest, OkOrInternalError};
 use crate::generic_server::ApiError;
 use crate::s3::xml as s3_xml;
+use crate::signature::error::Error as SignatureError;
 
 /// Errors of this crate
 #[derive(Debug, Error)]
@@ -134,6 +135,18 @@ impl From<HelperError> for Error {
 	}
 }
 
+impl From<SignatureError> for Error {
+	fn from(err: SignatureError) -> Self {
+		match err {
+			SignatureError::CommonError(c) => Self::CommonError(c),
+			SignatureError::AuthorizationHeaderMalformed(c) => Self::AuthorizationHeaderMalformed(c),
+			SignatureError::Forbidden(f) => Self::Forbidden(f),
+			SignatureError::InvalidUtf8Str(i) => Self::InvalidUtf8Str(i),
+			SignatureError::InvalidHeader(h) => Self::InvalidHeader(h),
+		}
+	}
+}
+
 impl From<multer::Error> for Error {
 	fn from(err: multer::Error) -> Self {
 		Self::bad_request(err)