lets try just one thing per thing

rust/babblerd/src/lib.rs

@@ -145,6 +145,9 @@ pub mod if_watcher {
             for interface in ["lo", "lo0"] {
                 if let Some(iface) = initial.get(interface) {
                     add_ip(my_range.addr(), iface).await?;
+                    let Ok(()) = send.send(Babble::AddIface(iface.name().to_string())).await else {
+                        return Ok(());
+                    };
                     break;
                 }
             }
@@ -175,7 +178,7 @@ pub mod if_watcher {
                     iface_num += 1;
                     assert!(iface_num < u16::MAX, "Really? u16::MAX interfaces?");
                     tracing::info!("adding new ip {addr} to {}", iface.name());
-                    //add_ip(addr, iface).await?;
+                    add_ip(addr, iface).await?;
                 }
 
                 tracing::info!("telling babeld to watch {}", iface.name());

rust/babblerd/src/main.rs

@@ -52,9 +52,11 @@ async fn main() -> color_eyre::Result<()> {
     // make our directory world readable
     if let Err(e) = std::fs::set_permissions(PUBLIC_DIR, Permissions::from_mode(0o0755)) {
         if e.kind() == io::ErrorKind::PermissionDenied {
-            return eyre!("Insufficient permissions to run daemon -- did you forget sudo?");
+            return Err(eyre!(
+                "Insufficient permissions to run daemon -- did you forget sudo?"
+            ));
         }
-        return Err(e);
+        return Err(e.into());
     }
 
     let res = inner_main().await;