socks-hub 0.2.4

Convert http proxy or socks5 proxy to socks5 proxy.
Documentation 
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//! Usage:
//! 1. `cargo run -- -l http://127.0.0.1:8080 -r socks5://127.0.0.1:1080`
//! 2. In Linux, configurate `http_proxy` in command line
//!    $ export http_proxy=http://127.0.0.1:8080
//!    $ export https_proxy=http://127.0.0.1:8080
//! 3. send requests
//!    $ curl -i https://www.google.com/

use socks_hub_core::{BoxError, Config, main_entry};
use std::net::SocketAddr;

#[tokio::main]
async fn main() -> Result<(), BoxError> {
    let config = Config::parse_args();

    dotenvy::dotenv().ok();
    // let level = format!("{}={:?}", module_path!(), config.verbosity);
    let level = config.verbosity.to_string();
    env_logger::Builder::from_env(env_logger::Env::default().default_filter_or(level)).init();

    log::info!("config: {}", serde_json::to_string_pretty(&config)?);

    let cancel_token = tokio_util::sync::CancellationToken::new();
    let cancel_token_clone = cancel_token.clone();
    let handle = ctrlc2::AsyncCtrlC::new(move || {
        cancel_token_clone.cancel();
        true
    })?;

    let mut role = config.listen_proxy_role.clone();
    let cb = move |addr: SocketAddr| {
        role.addr = addr;
        log::info!("Listening on {role}");
    };

    main_entry(&config, cancel_token, Some(cb)).await?;
    handle.await?;
    Ok(())
}