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use err_derive::Error;
use hyper::header::HeaderValue;
use hyper::{Body, HeaderMap, StatusCode};
use garage_model::helper::error::Error as HelperError;
use crate::common_error::CommonError;
pub use crate::common_error::{CommonErrorDerivative, OkOrBadRequest, OkOrInternalError};
use crate::generic_server::ApiError;
use crate::helpers::CustomApiErrorBody;
/// Errors of this crate
#[derive(Debug, Error)]
pub enum Error {
#[error(display = "{}", _0)]
/// Error from common error
CommonError(CommonError),
// Category: cannot process
/// The API access key does not exist
#[error(display = "Access key not found: {}", _0)]
NoSuchAccessKey(String),
}
impl<T> From<T> for Error
where
CommonError: From<T>,
{
fn from(err: T) -> Self {
Error::CommonError(CommonError::from(err))
}
}
impl CommonErrorDerivative for Error {}
impl From<HelperError> for Error {
fn from(err: HelperError) -> Self {
match err {
HelperError::Internal(i) => Self::CommonError(CommonError::InternalError(i)),
HelperError::BadRequest(b) => Self::CommonError(CommonError::BadRequest(b)),
HelperError::InvalidBucketName(n) => {
Self::CommonError(CommonError::InvalidBucketName(n))
}
HelperError::NoSuchBucket(n) => Self::CommonError(CommonError::NoSuchBucket(n)),
HelperError::NoSuchAccessKey(n) => Self::NoSuchAccessKey(n),
}
}
}
impl Error {
fn code(&self) -> &'static str {
match self {
Error::CommonError(c) => c.aws_code(),
Error::NoSuchAccessKey(_) => "NoSuchAccessKey",
}
}
}
impl ApiError for Error {
/// Get the HTTP status code that best represents the meaning of the error for the client
fn http_status_code(&self) -> StatusCode {
match self {
Error::CommonError(c) => c.http_status_code(),
Error::NoSuchAccessKey(_) => StatusCode::NOT_FOUND,
}
}
fn add_http_headers(&self, _header_map: &mut HeaderMap<HeaderValue>) {
// nothing
}
fn http_body(&self, garage_region: &str, path: &str) -> Body {
let error = CustomApiErrorBody {
code: self.code().to_string(),
message: format!("{}", self),
path: path.to_string(),
region: garage_region.to_string(),
};
Body::from(serde_json::to_string_pretty(&error).unwrap_or_else(|_| {
r#"
{
"code": "InternalError",
"message": "JSON encoding of error failed"
}
"#
.into()
}))
}
}
|
