cusku/src/error.rs
2024-08-20 23:45:00 +02:00

109 lines
3 KiB
Rust

// Copyright (C) 2023-2099 The crate authors.
//
// This program is free software: you can redistribute it and/or modify it
// under the terms of the GNU Affero General Public License as published by the
// Free Software Foundation, either version 3 of the License, or (at your
// option) any later version.
//
// This program is distributed in the hope that it will be useful, but WITHOUT
// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
// FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License
// for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.
use std::env::VarError;
use std::error::Error as StdError;
use std::io::Error as IoError;
use std::str::Utf8Error;
use hex::FromHexError;
use hmac::digest::InvalidLength as HmacInvalidLength;
#[derive(Debug)]
pub(crate) enum Error {
MethodMismatch(hyper::Method),
InvalidSecret,
InvalidContentType,
InvalidSignature,
InvalidRequest,
Hex(FromHexError),
Hmac(HmacInvalidLength),
Hyper(hyper::Error),
Io(IoError),
SerdeJson(serde_json::Error),
Toml(toml::de::Error),
Utf8(Utf8Error),
Var(VarError),
}
impl StdError for Error {}
impl std::fmt::Display for Error {
fn fmt(&self, fmt: &mut std::fmt::Formatter) -> std::fmt::Result {
match self {
Error::MethodMismatch(method) => write!(fmt, "method is invalid {method}, expected POST"),
Error::InvalidSecret => write!(fmt, "the secret is invalid"),
Error::InvalidContentType => write!(fmt, "the content-type is invalid"),
Error::InvalidSignature => write!(fmt, "the signature is invalid"),
Error::InvalidRequest => write!(fmt, "the request is invalid"),
Error::Hex(e) => write!(fmt, "hex error: {}", e),
Error::Hmac(e) => write!(fmt, "hmac error: {}", e),
Error::Hyper(e) => write!(fmt, "hyper error: {}", e),
Error::Io(e) => write!(fmt, "Io error: {}", e),
Error::SerdeJson(e) => write!(fmt, "serde_json error: {}", e),
Error::Toml(e) => write!(fmt, "toml deserialization error: {}", e),
Error::Utf8(e) => write!(fmt, "Utf8 error: {}", e),
Error::Var(e) => write!(fmt, "Var error: {}", e),
}
}
}
impl From<FromHexError> for Error {
fn from(err: FromHexError) -> Error {
Error::Hex(err)
}
}
impl From<HmacInvalidLength> for Error {
fn from(err: HmacInvalidLength) -> Error {
Error::Hmac(err)
}
}
impl From<hyper::Error> for Error {
fn from(err: hyper::Error) -> Error {
Error::Hyper(err)
}
}
impl From<IoError> for Error {
fn from(err: IoError) -> Error {
Error::Io(err)
}
}
impl From<serde_json::Error> for Error {
fn from(err: serde_json::Error) -> Error {
Error::SerdeJson(err)
}
}
impl From<toml::de::Error> for Error {
fn from(err: toml::de::Error) -> Error {
Error::Toml(err)
}
}
impl From<Utf8Error> for Error {
fn from(err: Utf8Error) -> Error {
Error::Utf8(err)
}
}
impl From<VarError> for Error {
fn from(err: VarError) -> Error {
Error::Var(err)
}
}