68 lines
1.8 KiB
Rust
68 lines
1.8 KiB
Rust
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use std::io;
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use thiserror::Error;
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use tokio::sync::mpsc::error::SendError as MpscSendError;
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use tokio::sync::oneshot::error::RecvError as OneshotRecvError;
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use tokio::time::error::Elapsed as TimeElapsed;
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use crate::error;
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use crate::protocol::Status;
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/// Enum for client errors
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#[derive(Debug, Clone, Error)]
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pub enum Error {
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/// Contains an error status packet
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#[error("{}: {}", .0.status_code, .0.error_message)]
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Status(Status),
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/// Any errors related to I/O
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#[error("I/O: {0}")]
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IO(String),
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/// Time limit for receiving response packet exceeded
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#[error("Timeout")]
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Timeout,
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/// Occurs due to exceeding the limits set by the `limits@openssh.com` extension
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#[error("Limit exceeded: {0}")]
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Limited(String),
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/// Occurs when an unexpected packet is sent
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#[error("Unexpected packet")]
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UnexpectedPacket,
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/// Occurs when unexpected server behavior differs from the protocol specifition
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#[error("{0}")]
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UnexpectedBehavior(String),
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}
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impl From<Status> for Error {
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fn from(status: Status) -> Self {
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Self::Status(status)
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}
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}
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impl From<io::Error> for Error {
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fn from(error: io::Error) -> Self {
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Self::IO(error.to_string())
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}
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}
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impl<T> From<MpscSendError<T>> for Error {
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fn from(err: MpscSendError<T>) -> Self {
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Self::UnexpectedBehavior(format!("SendError: {}", err))
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}
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}
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impl From<OneshotRecvError> for Error {
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fn from(err: OneshotRecvError) -> Self {
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Self::UnexpectedBehavior(format!("RecvError: {}", err))
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}
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}
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impl From<TimeElapsed> for Error {
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fn from(_: TimeElapsed) -> Self {
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Self::Timeout
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}
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}
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impl From<error::Error> for Error {
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fn from(error: error::Error) -> Self {
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Self::UnexpectedBehavior(error.to_string())
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}
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}
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