torrust-tracker 3.0.0-alpha.2

A feature rich BitTorrent tracker.
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147

//! Logic to start new HTTP server instances.
use std::future::Future;
use std::net::SocketAddr;
use std::str::FromStr;
use std::sync::Arc;

use async_trait::async_trait;
use axum_server::tls_rustls::RustlsConfig;
use axum_server::Handle;
use futures::future::BoxFuture;
use log::info;

use super::routes::router;
use crate::servers::http::server::HttpServerLauncher;
use crate::tracker::Tracker;

#[derive(Debug)]
pub enum Error {
    Error(String),
}

pub struct Launcher;

impl Launcher {
    pub fn start_from_tcp_listener_with_graceful_shutdown<F>(
        tcp_listener: std::net::TcpListener,
        tracker: Arc<Tracker>,
        shutdown_signal: F,
    ) -> BoxFuture<'static, ()>
    where
        F: Future<Output = ()> + Send + 'static,
    {
        let app = router(tracker);

        Box::pin(async {
            axum::Server::from_tcp(tcp_listener)
                .expect("Could not bind to tcp listener.")
                .serve(app.into_make_service_with_connect_info::<std::net::SocketAddr>())
                .with_graceful_shutdown(shutdown_signal)
                .await
                .expect("Axum server crashed.");
        })
    }

    pub fn start_tls_from_tcp_listener_with_graceful_shutdown<F>(
        tcp_listener: std::net::TcpListener,
        (ssl_cert_path, ssl_key_path): (String, String),
        tracker: Arc<Tracker>,
        shutdown_signal: F,
    ) -> BoxFuture<'static, ()>
    where
        F: Future<Output = ()> + Send + 'static,
    {
        let app = router(tracker);

        let handle = Handle::new();

        let cloned_handle = handle.clone();

        tokio::task::spawn_local(async move {
            shutdown_signal.await;
            cloned_handle.shutdown();
        });

        Box::pin(async {
            let tls_config = RustlsConfig::from_pem_file(ssl_cert_path, ssl_key_path)
                .await
                .expect("Could not read tls cert.");

            axum_server::from_tcp_rustls(tcp_listener, tls_config)
                .handle(handle)
                .serve(app.into_make_service_with_connect_info::<std::net::SocketAddr>())
                .await
                .expect("Axum server crashed.");
        })
    }
}

#[async_trait]
impl HttpServerLauncher for Launcher {
    fn new() -> Self {
        Self {}
    }

    fn start_with_graceful_shutdown<F>(
        &self,
        cfg: torrust_tracker_configuration::HttpTracker,
        tracker: Arc<Tracker>,
        shutdown_signal: F,
    ) -> (SocketAddr, BoxFuture<'static, ()>)
    where
        F: Future<Output = ()> + Send + 'static,
    {
        let addr = SocketAddr::from_str(&cfg.bind_address).expect("bind_address is not a valid SocketAddr.");
        let tcp_listener = std::net::TcpListener::bind(addr).expect("Could not bind tcp_listener to address.");
        let bind_addr = tcp_listener
            .local_addr()
            .expect("Could not get local_addr from tcp_listener.");

        if let (true, Some(ssl_cert_path), Some(ssl_key_path)) = (cfg.ssl_enabled, &cfg.ssl_cert_path, &cfg.ssl_key_path) {
            let server = Self::start_tls_from_tcp_listener_with_graceful_shutdown(
                tcp_listener,
                (ssl_cert_path.to_string(), ssl_key_path.to_string()),
                tracker,
                shutdown_signal,
            );

            (bind_addr, server)
        } else {
            let server = Self::start_from_tcp_listener_with_graceful_shutdown(tcp_listener, tracker, shutdown_signal);

            (bind_addr, server)
        }
    }
}

pub fn start(socket_addr: std::net::SocketAddr, tracker: Arc<Tracker>) -> impl Future<Output = hyper::Result<()>> {
    let app = router(tracker);

    let server = axum::Server::bind(&socket_addr).serve(app.into_make_service_with_connect_info::<std::net::SocketAddr>());

    server.with_graceful_shutdown(async move {
        tokio::signal::ctrl_c().await.expect("Failed to listen to shutdown signal.");
        info!("Stopping Torrust HTTP tracker server on http://{} ...", socket_addr);
    })
}

pub fn start_tls(
    socket_addr: std::net::SocketAddr,
    ssl_config: RustlsConfig,
    tracker: Arc<Tracker>,
) -> impl Future<Output = Result<(), std::io::Error>> {
    let app = router(tracker);

    let handle = Handle::new();
    let shutdown_handle = handle.clone();

    tokio::spawn(async move {
        tokio::signal::ctrl_c().await.expect("Failed to listen to shutdown signal.");
        info!("Stopping Torrust HTTP tracker server on https://{} ...", socket_addr);
        shutdown_handle.shutdown();
    });

    axum_server::bind_rustls(socket_addr, ssl_config)
        .handle(handle)
        .serve(app.into_make_service_with_connect_info::<std::net::SocketAddr>())
}