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

session-service/src/main.rs

@@ -8,7 +8,7 @@ use std::sync::Arc;
 use tokio::{select, signal};
 use tokio::sync::Mutex;
 use tonic::transport::Server;
-use tracing::Level;
+use tracing::{info, Level};
 use utils::consul_registration;
 use utils::redis_cache::RedisCache;
 use utils::service_discovery::get_service_address;
@@ -68,8 +68,14 @@ async fn main() -> Result<(), Box<dyn std::error::Error>> {
         .add_service(SessionServiceServer::new(session_service))
         .serve(address));
 
+    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("");