tower-sessions 0.15.0

🥠 Sessions as a `tower` and `axum` middleware.
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

use std::net::SocketAddr;

use axum::{response::IntoResponse, routing::get, Router};
use serde::{Deserialize, Serialize};
use time::Duration;
use tower_sessions::{cookie::Key, Expiry, MemoryStore, Session, SessionManagerLayer};

const COUNTER_KEY: &str = "counter";

#[derive(Default, Deserialize, Serialize)]
struct Counter(usize);

async fn handler(session: Session) -> impl IntoResponse {
    let counter: Counter = session.get(COUNTER_KEY).await.unwrap().unwrap_or_default();
    session.insert(COUNTER_KEY, counter.0 + 1).await.unwrap();
    format!("Current count: {}", counter.0)
}

#[tokio::main]
async fn main() {
    let key = Key::generate(); // This is only used for demonstration purposes; provide a proper
                               // cryptographic key in a real application.
    let session_store = MemoryStore::default();
    let session_layer = SessionManagerLayer::new(session_store)
        .with_secure(false)
        .with_expiry(Expiry::OnInactivity(Duration::seconds(10)))
        .with_signed(key);

    let app = Router::new().route("/", get(handler)).layer(session_layer);

    let addr = SocketAddr::from(([127, 0, 0, 1], 3000));
    let listener = tokio::net::TcpListener::bind(&addr).await.unwrap();
    axum::serve(listener, app.into_make_service())
        .await
        .unwrap();
}