garage/src/web/error.rs
trinity-1686a 7f26ed55cd Improved handling of HTTP ranges
- correct HTTP code when range syntax is invalid (fix #140)
- when multiple ranges are given, simply ignore and send whole file

Co-authored-by: Trinity Pointard <trinity.pointard@gmail.com>
Reviewed-on: Deuxfleurs/garage#157
Reviewed-by: Alex <alex@adnab.me>
Co-authored-by: trinity-1686a <trinity.pointard@gmail.com>
Co-committed-by: trinity-1686a <trinity.pointard@gmail.com>
2021-11-29 11:52:42 +01:00

59 lines
1.7 KiB
Rust

use err_derive::Error;
use hyper::header::HeaderValue;
use hyper::{HeaderMap, StatusCode};
use garage_util::error::Error as GarageError;
/// Errors of this crate
#[derive(Debug, Error)]
pub enum Error {
/// An error received from the API crate
#[error(display = "API error: {}", _0)]
ApiError(#[error(source)] garage_api::Error),
// Category: internal error
/// Error internal to garage
#[error(display = "Internal error: {}", _0)]
InternalError(#[error(source)] GarageError),
/// The file does not exist
#[error(display = "Not found")]
NotFound,
/// The request contained an invalid UTF-8 sequence in its path or in other parameters
#[error(display = "Invalid UTF-8: {}", _0)]
InvalidUtf8(#[error(source)] std::str::Utf8Error),
/// The client send a header with invalid value
#[error(display = "Invalid header value: {}", _0)]
InvalidHeader(#[error(source)] hyper::header::ToStrError),
/// The client sent a request without host, or with unsupported method
#[error(display = "Bad request: {}", _0)]
BadRequest(String),
}
impl Error {
/// Transform errors into http status code
pub fn http_status_code(&self) -> StatusCode {
match self {
Error::NotFound => StatusCode::NOT_FOUND,
Error::ApiError(e) => e.http_status_code(),
Error::InternalError(
GarageError::Timeout
| GarageError::RemoteError(_)
| GarageError::Quorum(_, _, _, _),
) => StatusCode::SERVICE_UNAVAILABLE,
Error::InternalError(_) => StatusCode::INTERNAL_SERVER_ERROR,
_ => StatusCode::BAD_REQUEST,
}
}
pub fn add_headers(&self, header_map: &mut HeaderMap<HeaderValue>) {
#[allow(clippy::single_match)]
match self {
Error::ApiError(e) => e.add_headers(header_map),
_ => (),
}
}
}