Basic implementation of websocket

matrixgw_backend/src/constants.rs

@@ -1,3 +1,5 @@
+use std::time::Duration;
+
 /// Auth header
 pub const API_AUTH_HEADER: &str = "x-client-auth";
 
@@ -16,3 +18,11 @@ pub mod sessions {
     /// Authenticated ID
     pub const USER_ID: &str = "uid";
 }
+
+/// How often heartbeat pings are sent.
+///
+/// Should be half (or less) of the acceptable client timeout.
+pub const WS_HEARTBEAT_INTERVAL: Duration = Duration::from_secs(5);
+
+/// How long before lack of client response causes a timeout.
+pub const WS_CLIENT_TIMEOUT: Duration = Duration::from_secs(10);