core/common/src/traits/binary_auth.rs

// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements.  See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.  The ASF licenses this file
// to you 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
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// specific language governing permissions and limitations
// under the License.

use crate::{BinaryTransport, ClientState, IggyError};

pub async fn fail_if_not_authenticated<T: BinaryTransport>(transport: &T) -> Result<(), IggyError> {
    match transport.get_state().await {
        ClientState::Shutdown => Err(IggyError::ClientShutdown),
        ClientState::Disconnected | ClientState::Connecting | ClientState::Authenticating => {
            Err(IggyError::Disconnected)
        }
        ClientState::Connected => Err(IggyError::Unauthenticated),
        ClientState::Authenticated => Ok(()),
    }
}