Requiring explicit host + printing bound address on startup

src/node/runner.rs

@@ -14,8 +14,10 @@ pub fn start(matches: &ArgMatches) {
     let config = new_config(matches);
     println!("Public key: {}", config.public_key_string());
 
-    // println!("Startup on: {}", config.socket_address);
-    println!("Listening for incoming packets...");
+    println!(
+        "Listening for incoming packets on {}",
+        config.socket_address
+    );
 
     let mix = MixNode::new(&config);
     thread::spawn(move || {
@@ -26,7 +28,7 @@ pub fn start(matches: &ArgMatches) {
 }
 
 fn new_config(matches: &ArgMatches) -> node::Config {
-    let host = matches.value_of("host").unwrap_or("0.0.0.0");
+    let host = matches.value_of("host").unwrap();
 
     let port = match matches.value_of("port").unwrap_or("1789").parse::<u16>() {
         Ok(n) => n,
@@ -38,8 +40,6 @@ fn new_config(matches: &ArgMatches) -> node::Config {
         Err(err) => panic!("Invalid layer value provided - {:?}", err),
     };
 
-    let is_local = matches.is_present("local");
-
     let socket_address = (host, port)
         .to_socket_addrs()
         .expect("Failed to combine host and port")
@@ -48,11 +48,10 @@ fn new_config(matches: &ArgMatches) -> node::Config {
 
     let (secret_key, public_key) = sphinx::crypto::keygen();
 
-    let directory_server = if is_local {
-        "http://localhost:8080".to_string()
-    } else {
-        "https://directory.nymtech.net".to_string()
-    };
+    let directory_server = matches
+        .value_of("directory")
+        .unwrap_or("https://directory.nymtech.net")
+        .to_string();
 
     node::Config {
         directory_server,