Clean ups and some other stuff?

src/client.rs

@@ -95,15 +95,17 @@ impl FromStr for Target {
     }
 }
 
-#[allow(unreachable_code,unused_variables)]
+#[allow(unreachable_code, unused_variables)]
 async fn connect(
     base_config: &ClientConfiguration,
     target: &str,
 ) -> error_stack::Result<(), OperationalError> {
-    let resolver: Resolver = unimplemented!();
-//    let mut resolver = Resolver::new(&base_config.resolver)
-//        .await
-//        .change_context(OperationalError::DnsConfig)?;
+    let mut resolver: Resolver = Resolver::new(&base_config.dns_config)
+        .await
+        .change_context(OperationalError::Resolver)?;
+    //    let mut resolver = Resolver::new(&base_config.resolver)
+    //        .await
+    //        .change_context(OperationalError::DnsConfig)?;
     let target = Target::from_str(target)
         .change_context(OperationalError::UnableToParseHostAddress)
         .attach_printable_lazy(|| format!("target address '{}'", target))?;
@@ -137,7 +139,7 @@ async fn connect(
         .change_context(OperationalError::Connection)?;
     tracing::trace!("received their preamble");
 
-    let _our_preamble = ssh::Preamble::default()
+    ssh::Preamble::default()
         .write(&mut stream)
         .instrument(stream_span)
         .await