tracing_opentelemetry_ext/
signal.rs

1use tokio::signal::ctrl_c;
2use tokio::signal::unix::{signal, SignalKind};
3
4pub async fn shutdown_signal() {
5    let ctrl_c = async {
6        ctrl_c().await.expect("Failed to install Ctrl+C handler");
7    };
8
9    #[cfg(unix)]
10    let terminate = async {
11        signal(SignalKind::terminate()).expect("Failed to install signal handler").recv().await;
12    };
13
14    #[cfg(not(unix))]
15    let terminate = std::future::pending::<()>();
16
17    tokio::select! {
18        _ = ctrl_c => {},
19        _ = terminate => {},
20    }
21
22    tracing::warn!("Signal received, starting graceful shutdown");
23    opentelemetry::global::shutdown_tracer_provider();
24}