garage/src/web/error.rs
2020-11-21 17:50:19 +01:00

54 lines
1.5 KiB
Rust

use err_derive::Error;
use hyper::StatusCode;
use garage_util::error::Error as GarageError;
#[derive(Debug, Error)]
pub enum Error {
#[error(display = "API error: {}", _0)]
ApiError(#[error(source)] garage_api::error::Error),
// Category: internal error
#[error(display = "Internal error: {}", _0)]
InternalError(#[error(source)] GarageError),
#[error(display = "Internal error (Hyper error): {}", _0)]
Hyper(#[error(source)] hyper::Error),
#[error(display = "Internal error (HTTP error): {}", _0)]
HTTP(#[error(source)] http::Error),
// Category: cannot process
#[error(display = "Forbidden: {}", _0)]
Forbidden(String),
#[error(display = "Not found")]
NotFound,
// Category: bad request
#[error(display = "Invalid UTF-8: {}", _0)]
InvalidUTF8(#[error(source)] std::str::Utf8Error),
#[error(display = "Invalid XML: {}", _0)]
InvalidXML(#[error(source)] roxmltree::Error),
#[error(display = "Invalid header value: {}", _0)]
InvalidHeader(#[error(source)] hyper::header::ToStrError),
#[error(display = "Bad request: {}", _0)]
BadRequest(String),
}
impl Error {
pub fn http_status_code(&self) -> StatusCode {
match self {
Error::NotFound => StatusCode::NOT_FOUND,
Error::Forbidden(_) => StatusCode::FORBIDDEN,
Error::InternalError(GarageError::RPC(_)) => StatusCode::SERVICE_UNAVAILABLE,
Error::InternalError(_) | Error::Hyper(_) | Error::HTTP(_) => {
StatusCode::INTERNAL_SERVER_ERROR
}
_ => StatusCode::BAD_REQUEST,
}
}
}