Add webrtc_server

webrtc_server/.gitignore

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webrtc_server/Cargo.toml

@@ -0,0 +1,17 @@
+[package]
+name = "webrtc_server"
+version = "0.1.0"
+authors = ["Nico Chatzi <[email protected]>"]
+edition = "2018"
+
+[dependencies]
+rocket = "0.4.4"
+serde = "1.0"
+serde_json = "1.0"
+serde_derive = "1.0"
+bincode = "1.2.1"
+
+[dependencies.rocket_contrib]
+version = "0.4.4"
+default-features = false
+features = ["json"]

webrtc_server/src/main.rs

@@ -0,0 +1,113 @@
+#![feature(proc_macro_hygiene, decl_macro)]
+
+#[macro_use]
+extern crate rocket;
+#[macro_use]
+extern crate rocket_contrib;
+#[macro_use]
+extern crate serde_derive;
+
+extern crate bincode;
+
+use std::sync::Mutex;
+
+use rocket_contrib::json::{Json, JsonValue};
+
+type Data = Mutex<ChannelData>;
+
+#[derive(Serialize, Deserialize, Clone, PartialEq, Debug)]
+pub struct ChannelData {
+    pub description: String,
+    pub candidate: String,
+}
+
+impl Default for ChannelData {
+    fn default() -> ChannelData {
+        ChannelData {
+            description: "".to_owned(),
+            candidate: "".to_owned(),
+        }
+    }
+}
+
+#[post("/json", format = "json", data = "<payload>")]
+fn new(payload: Json<ChannelData>, state: rocket::State<Data>) -> JsonValue {
+    let mut data = state.lock().expect("state locked");
+    *data = payload.into_inner();
+    json!({ "status": "ok" })
+}
+
+#[get("/json", format = "json")]
+fn get(state: rocket::State<Data>) -> Option<Json<ChannelData>> {
+    let data = state.lock().expect("state locked");
+    Some(Json(data.clone()))
+}
+
+#[catch(404)]
+fn not_found() -> JsonValue {
+    json!({
+        "status": "error",
+        "reason": "Resource was not found."
+    })
+}
+
+fn rocket() -> rocket::Rocket {
+    rocket::ignite()
+        .mount("/state", routes![new, get])
+        .register(catchers![not_found])
+        .manage(Mutex::new(ChannelData::default()))
+}
+
+fn main() {
+    rocket().launch();
+}
+
+#[cfg(test)]
+mod test {
+    use super::*;
+
+    use rocket::http::{ContentType, Status};
+    use rocket::local::Client;
+
+    #[test]
+    fn test_save_load() {
+        let data = ChannelData {
+            description: "v=0
+            o=- 3294530454 0 IN IP4 127.0.0.1
+            s=-
+            t=0 0
+            a=group:BUNDLE 0
+            m=application 9 UDP/DTLS/SCTP webrtc-datachannel
+            c=IN IP4 0.0.0.0
+            a=ice-ufrag:ntAX
+            a=ice-pwd:H59OKuJgItlvJZR5E78QYo
+            a=ice-options:trickle
+            a=mid:0
+            a=setup:actpass
+            a=dtls-id:1
+            a=fingerprint:sha-256 72:0E:8D:8C:9F:A2:E4:40:E7:2E:23:EF:F6:E7:89:94:0F:6B:78:9A:36:61:43:2C:6A:45:30:62:CB:68:B3:73
+            a=sctp-port:5000
+            a=max-message-size:262144".to_owned(),
+            candidate: "a=candidate:1 1 UDP 2122317823 10.0.1.83 55100 typ host".to_owned(),
+        };
+        println!("{:?}", data);
+        let client = Client::new(rocket()).unwrap();
+
+        let res = client
+            .post("/state/json")
+            .header(ContentType::JSON)
+            .remote("127.0.0.1:8000".parse().unwrap())
+            .body(serde_json::to_vec(&data).unwrap())
+            .dispatch();
+        assert_eq!(res.status(), Status::Ok);
+
+        let mut res = client
+            .get("/state/json")
+            .header(ContentType::JSON)
+            .dispatch();
+        assert_eq!(res.status(), Status::Ok);
+
+        let body = res.body().unwrap().into_string().unwrap();
+        println!("{}", body);
+    }
+}