wip(inventory-agent): local presence advertisement and discovery using mdns almost working

harmony_inventory_agent/src/main.rs

@@ -1,9 +1,15 @@
 // src/main.rs
 use actix_web::{App, HttpServer, Responder, get};
-use hwinfo::PhysicalHost;
+use log::error;
 use std::env;
 
+use crate::hwinfo::PhysicalHost;
+
 mod hwinfo;
+mod local_presence;
+
+
+
 
 #[get("/inventory")]
 async fn inventory() -> impl Responder {
@@ -26,10 +32,15 @@ async fn main() -> std::io::Result<()> {
     env_logger::init();
 
     let port = env::var("HARMONY_INVENTORY_AGENT_PORT").unwrap_or_else(|_| "8080".to_string());
+    let port = port.parse::<u16>().expect(&format!("Invalid port number, cannot parse to u16 {port}"));
     let bind_addr = format!("0.0.0.0:{}", port);
 
     log::info!("Starting inventory agent on {}", bind_addr);
 
+    if let Err(e) = local_presence::advertise(port) {
+        error!("Could not start advertise local presence : {e}");
+    }
+
     HttpServer::new(|| App::new().service(inventory))
         .bind(&bind_addr)?
         .run()