authority_client: rewrite udp address to tcp

crates/mysten-network/src/multiaddr.rs

@@ -179,6 +179,20 @@ impl Multiaddr {
         }
         None
     }
+
+    pub fn rewrite_udp_to_tcp(&self) -> Self {
+        let mut new = Self::empty();
+
+        for component in self.iter() {
+            if let Protocol::Udp(port) = component {
+                new.push(Protocol::Tcp(port));
+            } else {
+                new.push(component);
+            }
+        }
+
+        new
+    }
 }
 
 impl std::fmt::Display for Multiaddr {

crates/sui-core/src/authority_client.rs

@@ -235,9 +235,15 @@ pub fn make_network_authority_clients_with_network_config(
                 SuiError::from("Missing network metadata in CommitteeWithNetworkMetadata")
             })?
             .network_address;
-        let channel = network_config
-            .connect_lazy(address)
-            .map_err(|err| anyhow!(err.to_string()))?;
+        let address = address.rewrite_udp_to_tcp();
+        let channel = network_config.connect_lazy(&address).map_err(|e| {
+            tracing::error!(
+                address = %address,
+                name = %name,
+                "unable to create authority client: {e}"
+            );
+            anyhow!(err.to_string())
+        })?;
         let client = NetworkAuthorityClient::new(channel);
         authority_clients.insert(*name, client);
     }