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use anyhow::Error;
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use giterated_daemon::{authentication::AuthenticationTokenGranter, client::client_wrapper};
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use giterated_models::instance::Instance;
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use giterated_plugin::new_stack::Runtime;
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use giterated_protocol::NetworkedSubstack;
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use sqlx::{postgres::PgConnectOptions, ConnectOptions, PgPool};
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use std::{net::SocketAddr, str::FromStr, sync::Arc};
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use tokio::{
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fs::File,
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io::{AsyncRead, AsyncReadExt, AsyncWrite},
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net::{TcpListener, TcpStream},
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sync::{Mutex, OnceCell},
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};
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use tokio_tungstenite::{accept_async, WebSocketStream};
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use tokio_util::task::LocalPoolHandle;
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use toml::Table;
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#[macro_use]
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extern crate tracing;
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#[tokio::main]
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async fn main() -> Result<(), Error> {
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tracing_subscriber::fmt::init();
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let config: Table = {
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let mut file = File::open("Giterated.toml").await?;
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let mut text = String::new();
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file.read_to_string(&mut text).await?;
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text.parse()?
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};
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let mut listener = TcpListener::bind(config["giterated"]["bind"].as_str().unwrap()).await?;
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let db_conn_options = PgConnectOptions::new()
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.host(config["postgres"]["host"].as_str().unwrap())
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.port(config["postgres"]["port"].as_integer().unwrap() as u16)
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.database(config["postgres"]["database"].as_str().unwrap())
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.username(config["postgres"]["user"].as_str().unwrap())
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.password(config["postgres"]["password"].as_str().unwrap())
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.log_statements(log::LevelFilter::Off);
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let db_pool = PgPool::connect_with(db_conn_options).await?;
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debug!("Running database migrations...");
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sqlx::migrate!().run(&db_pool).await?;
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info!("Connected");
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let token_granter = Arc::new(Mutex::new(AuthenticationTokenGranter {
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config: config.clone(),
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instance: Instance::from_str(config["giterated"]["instance"].as_str().unwrap()).unwrap(),
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}));
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info!("Connected");
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let mut runtime = Runtime::default();
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let networked_stack = NetworkedSubstack {
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home_uri: Some(
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Instance::from_str(config["giterated"]["instance"].as_str().unwrap())
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.unwrap()
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.0,
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),
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};
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let runtime = Arc::new(runtime);
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let pool = LocalPoolHandle::new(5);
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loop {
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let stream = accept_stream(&mut listener).await;
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info!("Connected");
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let (stream, address) = match stream {
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Ok(stream) => stream,
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Err(err) => {
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error!("Failed to accept connection. {:?}", err);
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continue;
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}
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};
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info!("Accepted connection from {}", address);
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let connection = accept_websocket_connection(stream).await;
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let connection = match connection {
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Ok(connection) => connection,
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Err(err) => {
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error!(
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"Failed to initiate Websocket connection from {}. {:?}",
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address, err
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);
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continue;
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}
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};
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info!("Websocket connection established with {}", address);
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let our_instance =
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Instance::from_str(config["giterated"]["instance"].as_str().unwrap()).unwrap();
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let runtime = runtime.clone();
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pool.spawn_pinned(move || client_wrapper(our_instance, connection, runtime));
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}
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}
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async fn accept_stream(listener: &mut TcpListener) -> Result<(TcpStream, SocketAddr), Error> {
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let stream = listener.accept().await?;
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Ok(stream)
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}
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async fn accept_websocket_connection<S: AsyncRead + AsyncWrite + Unpin>(
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stream: S,
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) -> Result<WebSocketStream<S>, Error> {
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let connection = accept_async(stream).await?;
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Ok(connection)
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}
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