contego/src/main.rs
2024-09-24 00:14:53 +03:00

116 lines
3.5 KiB
Rust
Executable File

use std::{error::Error, net::SocketAddr, path::PathBuf};
use clap::{command, ArgGroup, Parser, Subcommand};
use contego::{
client::Client,
parser::{addr_parser, dirpath_parser, filepath_parser},
server::Server,
util::{ascii, filepaths, metadata, Ip},
};
use env_logger::Env;
use log::{error, info};
use tokio::{signal, sync::mpsc};
#[derive(Debug, Parser)]
#[command(about, version)]
struct Cli {
#[command(subcommand)]
command: Commands,
}
#[derive(Debug, Subcommand)]
enum Commands {
#[clap(group(ArgGroup::new("input").required(true).args(&["source", "files"])))]
Host {
/// Access key
#[clap(short = 'k', long)]
key: String,
/// Path to a source file (alternative to --files)
#[clap(short = 's', long, value_parser = filepath_parser, conflicts_with = "files", group = "input")]
source: Option<PathBuf>,
/// Paths to shareable files (alternative to --source)
#[clap(short = 'f', long, num_args = 1.., value_parser = filepath_parser, conflicts_with = "source", group = "input")]
files: Option<Vec<PathBuf>>,
/// Host port
#[clap(short = 'p', long, default_value_t = 8080)]
port: u16,
/// IPv6 instead of IPv4
#[clap(short = '6', long, default_value_t = false)]
ipv6: bool,
/// Transmit chunksize in bytes
#[clap(short = 'c', long, default_value_t = 8192)]
chunksize: usize,
/// Host locally
#[clap(short = 'l', long, default_value_t = false)]
local: bool,
},
Connect {
/// IP address of the instance
#[clap(short = 'a', long, value_parser = addr_parser)]
addr: SocketAddr,
/// Path to an output folder
#[clap(short = 'o', long, value_parser = dirpath_parser)]
out: PathBuf,
/// Access key
#[clap(short = 'k', long)]
key: String,
},
}
#[tokio::main]
async fn main() -> Result<(), Box<dyn Error>> {
ascii();
env_logger::Builder::from_env(Env::default().default_filter_or("info")).init();
let cli = Cli::parse();
match cli.command {
Commands::Host {
port,
ipv6,
source,
files,
chunksize,
local,
key,
} => {
let (tx, rx) = mpsc::channel::<()>(1);
let paths = filepaths(source, files)?;
let (metadata, index) = metadata(&paths).await?;
let (display_addr, bind_addr) = match (local, ipv6) {
(true, _) => Ip::Local.fetch(port)?,
(false, true) => Ip::V6.fetch(port)?,
(false, false) => Ip::V4.fetch(port)?,
};
let server = Server::new(display_addr, key, chunksize, metadata, index);
tokio::spawn(async move {
match server.start(rx, &bind_addr).await {
Ok(_) => {}
Err(e) => error!("Error during server execution: {}", e),
};
});
match signal::ctrl_c().await {
Ok(_) => {
tx.send(()).await?;
info!("Captured Ctrl+C, shutting down");
}
Err(_) => error!("Failed to listen for a Ctrl+C event"),
};
}
Commands::Connect { addr, out, key } => {
let client = Client::new(addr, key, out);
match client.connection().await {
Ok(_) => {}
Err(e) => error!("Error during client execution: {}", e),
};
}
};
Ok(())
}