- fix: when shutting down a docker container, the services would not deregister from consul correctly

world-service/src/main.rs

@@ -3,7 +3,7 @@ use std::collections::HashMap;
 use std::env;
 use std::str::FromStr;
 use tokio::{select, signal};
-use tracing::Level;
+use tracing::{info, Level};
 use utils::consul_registration;
 use utils::service_discovery::get_service_address;
 
@@ -50,8 +50,14 @@ async fn main() -> Result<(), Box<dyn std::error::Error>> {
     let db_address = db_nodes.get(0).unwrap();
     let db_url = format!("http://{}:{}", db_address.ServiceAddress, db_address.ServicePort);
 
+    let mut sigterm_stream = signal::unix::signal(signal::unix::SignalKind::terminate())?;
     select! {
-        _ = signal::ctrl_c() => {},
+        _ = signal::ctrl_c() => {
+            info!("Received SIGINT (Ctrl+C), shutting down...");
+        },
+        _ = sigterm_stream.recv() => {
+            info!("Received SIGTERM, shutting down...");
+        },
     }
 
     consul_registration::deregister_service(&consul_url, service_id.as_str()).await.expect("");