NetDesk 1.5.0 — source release

native/cli/src/bin/lan_scan.rs

@@ -0,0 +1,33 @@
+//! NetDesk LAN scan — discover NetDesk hosts on the local network by UDP
+//! broadcast (the viewer end of the host's discovery responder). Prints each
+//! host's id + name so you can connect by id. Developed by Akronlogic.
+//!
+//! Usage: netdesk-lan-scan [timeout_ms]   (default 800ms)
+
+use netdesk_core::lan;
+use std::time::Duration;
+
+fn main() {
+    let ms: u64 = std::env::args()
+        .nth(1)
+        .and_then(|s| s.parse().ok())
+        .unwrap_or(800);
+    eprintln!("[lan] scanning for NetDesk hosts on udp/{} for {ms}ms…", lan::LAN_PORT);
+    match lan::scan(&lan::broadcast_targets(), Duration::from_millis(ms)) {
+        Ok(hosts) if hosts.is_empty() => {
+            println!("no NetDesk hosts found on this LAN");
+        }
+        Ok(hosts) => {
+            println!("found {} host(s):", hosts.len());
+            for h in hosts {
+                // addr.port() is 0 until direct-IP connect ships; the id is what
+                // a viewer uses to connect through the relay today.
+                println!("  id={}  name=\"{}\"  ip={}", h.id, h.name, h.addr.ip());
+            }
+        }
+        Err(e) => {
+            eprintln!("[lan] scan failed: {e}");
+            std::process::exit(1);
+        }
+    }
+}