Listen on 0.0.0.0, not 127.0.0.1

Turns out when your node faces the internet directly, it has to listen
to those addresses directly.

zebra-network/src/config.rs

@@ -89,7 +89,7 @@ impl Default for Config {
         .collect();
 
         Config {
-            listen_addr: "127.0.0.1:8233"
+            listen_addr: "0.0.0.0:8233"
                 .parse()
                 .expect("Hardcoded address should be parseable"),
             user_agent: crate::constants::USER_AGENT.to_owned(),

zebra-network/src/peer/handshake.rs

@@ -121,10 +121,7 @@ where
                 services: PeerServices::NODE_NETWORK,
                 timestamp: Utc::now(),
                 address_recv: (PeerServices::NODE_NETWORK, addr),
-                address_from: (
+                address_from: (PeerServices::NODE_NETWORK, "0.0.0.0:9000".parse().unwrap()),
-                    PeerServices::NODE_NETWORK,
-                    "127.0.0.1:9000".parse().unwrap(),
-                ),
                 nonce: local_nonce,
                 user_agent,
                 // XXX eventually the `PeerConnector` will need to have a handle

zebrad/src/commands/connect.rs

@@ -71,7 +71,7 @@ impl ConnectCmd {
 
         let mut config = app_config().network.clone();
         // Use a different listen addr so that we don't conflict with another local node.
-        config.listen_addr = "127.0.0.1:38233".parse()?;
+        config.listen_addr = "0.0.0.0:38233".parse()?;
         // Connect only to the specified peer.
         config.initial_mainnet_peers.insert(self.addr.to_string());
 

zebrad/src/components/metrics.rs

@@ -22,7 +22,7 @@ impl MetricsEndpoint {
         info!("Initializing metrics endpoint");
 
         // XXX load metrics addr from config
-        let addr = "127.0.0.1:9999"
+        let addr = "0.0.0.0:9999"
             .parse()
             .expect("Hardcoded address should be parseable");
 

zebrad/src/components/tracing.rs

@@ -36,7 +36,7 @@ impl TracingEndpoint {
             make_service_fn(|_| async { Ok::<_, hyper::Error>(service_fn(request_handler)) });
 
         // XXX load tracing addr from config
-        let addr = "127.0.0.1:3000"
+        let addr = "0.0.0.0:3000"
             .parse()
             .expect("Hardcoded address should be parseable");
 

zebrad/src/config.rs

@@ -52,7 +52,7 @@ pub struct MetricsSection {
 impl Default for MetricsSection {
     fn default() -> Self {
         Self {
-            endpoint_addr: "127.0.0.1:9999".parse().unwrap(),
+            endpoint_addr: "0.0.0.0:9999".parse().unwrap(),
         }
     }
 }