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use snafu::ResultExt as _;
use tokio::prelude::*;
#[derive(Debug, snafu::Snafu)]
pub enum Error {
#[snafu(display("failed to parse address: {}", source))]
ParseAddress { source: std::net::AddrParseError },
#[snafu(display("failed to bind: {}", source))]
Bind { source: tokio::io::Error },
}
pub type Result<T> = std::result::Result<T, Error>;
pub fn cmd<'a, 'b>(app: clap::App<'a, 'b>) -> clap::App<'a, 'b> {
app.about("Run a termcast server")
}
pub fn run<'a>(_matches: &clap::ArgMatches<'a>) -> super::Result<()> {
run_impl().context(super::Server)
}
fn run_impl() -> Result<()> {
let addr = "127.0.0.1:8000".parse().context(ParseAddress)?;
let listener = tokio::net::TcpListener::bind(&addr).context(Bind)?;
let server = listener
.incoming()
.map_err(|e| {
eprintln!("accept failed: {}", e);
})
.for_each(|sock| {
crate::protocol::Message::read_async(sock)
.map(|msg| match msg {
crate::protocol::Message::StartCasting { username } => {
println!("got a connection from {}", username);
}
})
.map_err(|e| {
eprintln!("failed to read message: {}", e);
})
});
tokio::run(server);
Ok(())
}
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