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//! Declare tor client specific errors.
use thiserror::Error;
use tor_rtcompat::TimeoutError;
/// Represents errors that can occur while doing Tor operations.
#[derive(Error, Debug)]
#[non_exhaustive]
pub enum Error {
/// Error while getting a circuit
#[error("Error while getting a circuit {0}")]
CircMgr(#[from] tor_circmgr::Error),
/// Error while getting a circuit
#[error("Directory state error {0}")]
DirMgr(#[from] tor_dirmgr::Error),
/// A protocol error while launching a stream
#[error("Protocol error while launching a stream: {0}")]
Proto(#[from] tor_proto::Error),
/// An error while interfacing with the persistent data layer.
#[error("Error from state manager: {0}")]
Persist(#[from] tor_persist::Error),
/// The directory cache took too long to reply to us.
#[error("directory timed out")]
Timeout,
/// Onion services not supported.
#[error("Rejecting .onion address as unsupported.")]
OnionAddressNotSupported,
/// Unusable target address.
#[error("Could not parse target address: {0}")]
Address(#[from] crate::address::TorAddrError),
/// Hostname not valid.
#[error("Rejecting hostname as invalid.")]
InvalidHostname,
/// Address was local, and that's not allowed.
#[error("Cannot connect to a local-only address without enabling allow_local_addrs")]
LocalAddress,
/// An internal error of some kind that should never occur.
#[error("Internal error: {0}")]
Internal(&'static str),
/// Building configuration for the client failed.
#[error("Configuration failed: {0}")]
Configuration(#[from] tor_config::ConfigBuildError),
}
impl From<TimeoutError> for Error {
fn from(_: TimeoutError) -> Self {
Error::Timeout
}
}
impl From<futures::task::SpawnError> for Error {
fn from(_: futures::task::SpawnError) -> Error {
Error::Internal("Couldn't spawn channel reactor")
}
}
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