realm_core 0.5.1

Realm's core facilities.
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

use std::net::SocketAddr;
use std::time::Duration;

use tokio::net::{TcpStream, TcpListener};
use tokio::time::sleep;
use tokio::io::{AsyncReadExt, AsyncWriteExt};

use realm_core::tcp::run_tcp;
use realm_core::endpoint::{Endpoint, RemoteAddr, ConnectOpts};

#[cfg(feature = "proxy")]
use realm_core::endpoint::ProxyOpts;

#[tokio::test]
#[cfg(feature = "proxy")]
async fn proxy_v1() {
    env_logger::init();

    let endpoint1 = Endpoint {
        laddr: "127.0.0.1:10000".parse().unwrap(),
        raddr: "127.0.0.1:15000"
            .parse::<SocketAddr>()
            .map(RemoteAddr::SocketAddr)
            .unwrap(),
        conn_opts: ConnectOpts {
            proxy_opts: ProxyOpts {
                send_proxy: true,
                send_proxy_version: 1,
                ..Default::default()
            },
            ..Default::default()
        },
        bind_opts: Default::default(),
        extra_raddrs: Vec::new(),
    };

    let endpoint2 = Endpoint {
        laddr: "127.0.0.1:15000".parse().unwrap(),
        raddr: "127.0.0.1:20000"
            .parse::<SocketAddr>()
            .map(RemoteAddr::SocketAddr)
            .unwrap(),
        conn_opts: ConnectOpts {
            proxy_opts: ProxyOpts {
                accept_proxy: true,
                accept_proxy_timeout: 5,
                ..Default::default()
            },
            ..Default::default()
        },
        bind_opts: Default::default(),
        extra_raddrs: Vec::new(),
    };

    tokio::spawn(run_tcp(endpoint1));
    tokio::spawn(run_tcp(endpoint2));

    let task1 = async {
        sleep(Duration::from_millis(500)).await;

        let mut stream = TcpStream::connect("127.0.0.1:10000").await.unwrap();

        let mut buf = vec![0; 32];

        for _ in 0..20 {
            stream.write(b"Ping Ping Ping").await.unwrap();
            let n = stream.read(&mut buf).await.unwrap();
            log::debug!("a got: {:?}", std::str::from_utf8(&buf[..n]).unwrap());
            assert_eq!(b"Pong Pong Pong", &buf[..n]);
        }
    };

    let task2 = async {
        let lis = TcpListener::bind("127.0.0.1:20000").await.unwrap();
        let (mut stream, _) = lis.accept().await.unwrap();

        let mut buf = vec![0; 32];

        for _ in 0..20 {
            let n = stream.read(&mut buf).await.unwrap();
            log::debug!("b got: {:?}", std::str::from_utf8(&buf[..n]).unwrap());
            assert_eq!(b"Ping Ping Ping", &buf[..n]);
            stream.write(b"Pong Pong Pong").await.unwrap();
        }
    };

    tokio::join!(task1, task2);
}