aex 0.1.5

A web server for rust.
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

use aex::connection::context::TypeMapExt;
use aex::http::meta::HttpMetadata;
use aex::http::protocol::header::HeaderKey;
use aex::http::router::{NodeType, Router as HttpRouter};
use aex::http::types::Executor;
use aex::server::HTTPServer;
use aex::tcp::types::{Command, RawCodec};
use aex::exe;
use std::net::SocketAddr;
use std::sync::Arc;

#[tokio::main]
async fn main() -> anyhow::Result<()> {
    let addr: SocketAddr = "0.0.0.0:8080".parse()?;
    let mut router = HttpRouter::new(NodeType::Static("root".into()));

    let auth: Arc<Executor> = exe!(|ctx| {
        let meta = ctx.local.get_value::<HttpMetadata>().unwrap();
        let auth_header = meta.headers.get(&HeaderKey::Authorization);

        if auth_header.is_none() {
            ctx.send(r#"{"error":"Unauthorized"}"#, None);
            return false;
        }
        true
    });

    let logger: Arc<Executor> = exe!(|ctx| {
        let meta = ctx.local.get_value::<HttpMetadata>().unwrap();
        println!("[{:?}] {} {}", meta.method, meta.path, ctx.addr);
        true
    });

    let home: Arc<Executor> = exe!(|ctx| {
        ctx.send("Welcome to AEX!", None);
        true
    });

    let users: Arc<Executor> = exe!(|ctx| {
        ctx.send(r#"["user1", "user2", "user3"]"#, None);
        true
    });

    let user_detail: Arc<Executor> = exe!(|ctx| {
        let meta = ctx.local.get_value::<HttpMetadata>().unwrap();
        let id = meta.params
            .as_ref()
            .and_then(|p| p.data.as_ref())
            .and_then(|d| d.get("id"))
            .map(|v| v.as_str())
            .unwrap_or("unknown");
        ctx.send(format!(r#"{{"id":"{}"}}"#, id), None);
        true
    });

    let health: Arc<Executor> = exe!(|ctx| {
        ctx.send(r#"{"status":"healthy"}"#, None);
        true
    });

    router.get("/", home).register();

    router.get("/api/users", users)
        .middleware(logger.clone())
        .register();

    router.get("/api/users/:id", user_detail)
        .middleware(auth.clone())
        .middleware(logger.clone())
        .register();

    router.get("/health", health).register();

    println!("Fluent API Server running at http://{}", addr);
    println!("\nEndpoints:");
    println!("  GET /              - Home page");
    println!("  GET /api/users     - List users (with logging)");
    println!("  GET /api/users/:id - User detail (auth + logging)");
    println!("  GET /health        - Health check");

    HTTPServer::new(addr, None)
        .http(router)
        .start()
        .await?;
    Ok(())
}