matrix-rust-sdk/matrix_sdk/src/error.rs
Johannes Becker 242d46c9a1 matrix-sdk: require_auth_for_profile_requests feature and force_auth request config
forces authentication for `get_avatar` which was previously done with
the unstable-synapse-quirks feature in ruma
2021-04-26 17:31:25 +02:00

148 lines
5 KiB
Rust

// Copyright 2020 The Matrix.org Foundation C.I.C.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//! Error conditions.
use http::StatusCode;
use matrix_sdk_base::{Error as MatrixError, StoreError};
use matrix_sdk_common::{
api::{
r0::uiaa::{UiaaInfo, UiaaResponse as UiaaError},
Error as RumaClientError,
},
identifiers::Error as IdentifierError,
FromHttpResponseError, IntoHttpError, ServerError,
};
use reqwest::Error as ReqwestError;
use serde_json::Error as JsonError;
use std::io::Error as IoError;
use thiserror::Error;
#[cfg(feature = "encryption")]
use matrix_sdk_base::crypto::store::CryptoStoreError;
/// Result type of the rust-sdk.
pub type Result<T> = std::result::Result<T, Error>;
/// An HTTP error, representing either a connection error or an error while
/// converting the raw HTTP response into a Matrix response.
#[derive(Error, Debug)]
pub enum HttpError {
/// An error at the HTTP layer.
#[error(transparent)]
Reqwest(#[from] ReqwestError),
/// Queried endpoint requires authentication but was called on an anonymous client.
#[error("the queried endpoint requires authentication but was called before logging in")]
AuthenticationRequired,
/// Client tried to force authentication but did not provide an access token.
#[error("tried to force authentication but no access token was provided")]
ForcedAuthenticationWithoutAccessToken,
/// Queried endpoint is not meant for clients.
#[error("the queried endpoint is not meant for clients")]
NotClientRequest,
/// An error converting between ruma_client_api types and Hyper types.
#[error(transparent)]
FromHttpResponse(#[from] FromHttpResponseError<RumaClientError>),
/// An error converting between ruma_client_api types and Hyper types.
#[error(transparent)]
IntoHttp(#[from] IntoHttpError),
/// An error occurred while authenticating.
///
/// When registering or authenticating the Matrix server can send a `UiaaResponse`
/// as the error type, this is a User-Interactive Authentication API response. This
/// represents an error with information about how to authenticate the user.
#[error(transparent)]
UiaaError(#[from] FromHttpResponseError<UiaaError>),
/// The server returned a status code that should be retried.
#[error("Server returned an error {0}")]
Server(StatusCode),
/// The given request can't be cloned and thus can't be retried.
#[error("The request cannot be cloned")]
UnableToCloneRequest,
}
/// Internal representation of errors.
#[derive(Error, Debug)]
pub enum Error {
/// Error doing an HTTP request.
#[error(transparent)]
Http(#[from] HttpError),
/// Queried endpoint requires authentication but was called on an anonymous client.
#[error("the queried endpoint requires authentication but was called before logging in")]
AuthenticationRequired,
/// An error de/serializing type for the `StateStore`
#[error(transparent)]
SerdeJson(#[from] JsonError),
/// An IO error happened.
#[error(transparent)]
Io(#[from] IoError),
/// An error occurred in the Matrix client library.
#[error(transparent)]
MatrixError(#[from] MatrixError),
/// An error occurred in the crypto store.
#[cfg(feature = "encryption")]
#[error(transparent)]
CryptoStoreError(#[from] CryptoStoreError),
/// An error occured in the state store.
#[error(transparent)]
StateStore(#[from] StoreError),
/// An error encountered when trying to parse an identifier.
#[error(transparent)]
Identifier(#[from] IdentifierError),
}
impl Error {
/// Try to destructure the error into an universal interactive auth info.
///
/// Some requests require universal interactive auth, doing such a request
/// will always fail the first time with a 401 status code, the response
/// body will contain info how the client can authenticate.
///
/// The request will need to be retried, this time containing additional
/// authentication data.
///
/// This method is an convenience method to get to the info the server
/// returned on the first, failed request.
pub fn uiaa_response(&self) -> Option<&UiaaInfo> {
if let Error::Http(HttpError::UiaaError(FromHttpResponseError::Http(ServerError::Known(
UiaaError::AuthResponse(i),
)))) = self
{
Some(i)
} else {
None
}
}
}
impl From<ReqwestError> for Error {
fn from(e: ReqwestError) -> Self {
Error::Http(HttpError::Reqwest(e))
}
}