xref: /xiu/protocol/httpflv/src/server.rs (revision ea7993e4)
1 use {
2     super::httpflv::HttpFlv,
3     futures::channel::mpsc::unbounded,
4     hyper::{
5         service::{make_service_fn, service_fn},
6         Body, Request, Response, Server, StatusCode,
7     },
8     rtmp::channels::define::ChannelEventProducer,
9 };
10 
11 type GenericError = Box<dyn std::error::Error + Send + Sync>;
12 type Result<T> = std::result::Result<T, GenericError>;
13 static NOTFOUND: &[u8] = b"Not Found";
14 
15 async fn handle_connection(
16     req: Request<Body>,
17     event_producer: ChannelEventProducer, // event_producer: ChannelEventProducer
18 ) -> Result<Response<Body>> {
19     let path = req.uri().path();
20 
21     match path.find(".flv") {
22         Some(index) if index > 0 => {
23             let (left, _) = path.split_at(index);
24             let rv: Vec<_> = left.split("/").collect();
25 
26             let app_name = String::from(rv[1]);
27             let stream_name = String::from(rv[2]);
28 
29             let (http_response_data_producer, http_response_data_consumer) = unbounded();
30 
31             let mut flv_hanlder = HttpFlv::new(
32                 app_name,
33                 stream_name,
34                 event_producer,
35                 http_response_data_producer,
36             );
37 
38             tokio::spawn(async move {
39                 if let Err(err) = flv_hanlder.run().await {
40                     log::error!("flv handler run error {}\n", err);
41                 }
42             });
43 
44             let mut resp = Response::new(Body::wrap_stream(http_response_data_consumer));
45             resp.headers_mut()
46                 .insert("Access-Control-Allow-Origin", "*".parse().unwrap());
47 
48             Ok(resp)
49         }
50 
51         _ => Ok(Response::builder()
52             .status(StatusCode::NOT_FOUND)
53             .body(NOTFOUND.into())
54             .unwrap()),
55     }
56 }
57 
58 pub async fn run(event_producer: ChannelEventProducer, port: u32) -> Result<()> {
59     let listen_address = format!("0.0.0.0:{}", port);
60     let sock_addr = listen_address.parse().unwrap();
61 
62     let new_service = make_service_fn(move |_| {
63         let flv_copy = event_producer.clone();
64         async {
65             Ok::<_, GenericError>(service_fn(move |req| {
66                 handle_connection(req, flv_copy.clone())
67             }))
68         }
69     });
70 
71     let server = Server::bind(&sock_addr).serve(new_service);
72 
73     log::info!("Httpflv server listening on http://{}", sock_addr);
74 
75     server.await?;
76 
77     Ok(())
78 }
79