fix: make DNS resolution async (#8743)

This commit adds a new function that is an asynchronous version of
`resolve_addr` using `tokio::net::lookup_host`, and accordingly, renames
the synchronous version to `resolve_addr_sync`.
This allows async ops to resolve hosts with non-blocking.

1 files changed, 3 insertions, 2 deletions

diff --git a/runtime/ops/tls.rs b/runtime/ops/tls.rs
index 37fd8f206..b59650ab0 100644
--- a/runtime/ops/tls.rs
+++ b/runtime/ops/tls.rs
@@ -3,6 +3,7 @@
 use super::io::{StreamResource, StreamResourceHolder};
 use crate::permissions::Permissions;
 use crate::resolve_addr::resolve_addr;
+use crate::resolve_addr::resolve_addr_sync;
 use deno_core::error::bad_resource;
 use deno_core::error::bad_resource_id;
 use deno_core::error::custom_error;
@@ -160,7 +161,7 @@ async fn op_connect_tls(
     domain.push_str("localhost");
   }
 
-  let addr = resolve_addr(&args.hostname, args.port)?;
+  let addr = resolve_addr(&args.hostname, args.port).await?;
   let tcp_stream = TcpStream::connect(&addr).await?;
   let local_addr = tcp_stream.local_addr()?;
   let remote_addr = tcp_stream.peer_addr()?;
@@ -334,7 +335,7 @@ fn op_listen_tls(
     .set_single_cert(load_certs(&cert_file)?, load_keys(&key_file)?.remove(0))
     .expect("invalid key or certificate");
   let tls_acceptor = TlsAcceptor::from(Arc::new(config));
-  let addr = resolve_addr(&args.hostname, args.port)?;
+  let addr = resolve_addr_sync(&args.hostname, args.port)?;
   let std_listener = std::net::TcpListener::bind(&addr)?;
   let listener = TcpListener::from_std(std_listener)?;
   let local_addr = listener.local_addr()?;