refactor: add fn to get socket addr using metrics port

Author: shiyasmohd

common/src/indexer_service/http/indexer_service.rs

@@ -485,7 +485,7 @@ impl IndexerService {
                 .with_state(state),
         );
 
-        Self::serve_metrics(options.config.server.metrics_host_and_port);
+        Self::serve_metrics(options.config.metrics.get_socket_addr());
 
         info!(
             address = %options.config.service.host_and_port,

config/src/config.rs

@@ -270,6 +270,12 @@ pub struct MetricsConfig {
     pub port: u16,
 }
 
+impl MetricsConfig {
+    pub fn get_socket_addr(&self) -> SocketAddr {
+        SocketAddr::V4(SocketAddrV4::new(Ipv4Addr::new(0, 0, 0, 0), self.port))
+    }
+}
+
 #[derive(Debug, Deserialize, Clone)]
 #[cfg_attr(test, derive(PartialEq))]
 pub struct SubgraphsConfig {