Shutdown properly on SIGTERM/SIGHUP and on Windows signals #397

Merged
lx merged 1 commit from handle-sigterm into main 2022-09-28 10:16:56 +00:00
Showing only changes of commit 1f97ce37e6 - Show all commits

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@ -36,7 +36,7 @@ pub async fn run_server(config_file: PathBuf) -> Result<(), Error> {
let metrics_exporter = opentelemetry_prometheus::exporter().init();
info!("Initializing background runner...");
let watch_cancel = netapp::util::watch_ctrl_c();
let watch_cancel = watch_shutdown_signal();
let (background, await_background_done) = BackgroundRunner::new(16, watch_cancel.clone());
info!("Initializing Garage main data store...");
@ -157,3 +157,44 @@ pub async fn run_server(config_file: PathBuf) -> Result<(), Error> {
Ok(())
}
#[cfg(unix)]
fn watch_shutdown_signal() -> watch::Receiver<bool> {
use tokio::signal::unix::*;
let (send_cancel, watch_cancel) = watch::channel(false);
tokio::spawn(async move {
let mut sigint = signal(SignalKind::interrupt()).expect("Failed to install SIGINT handler");
let mut sigterm =
signal(SignalKind::terminate()).expect("Failed to install SIGTERM handler");
let mut sighup = signal(SignalKind::hangup()).expect("Failed to install SIGHUP handler");
tokio::select! {
_ = sigint.recv() => info!("Received SIGINT, shutting down."),
_ = sigterm.recv() => info!("Received SIGTERM, shutting down."),
_ = sighup.recv() => info!("Received SIGHUP, shutting down."),
}
send_cancel.send(true).unwrap();
});
watch_cancel
}
#[cfg(windows)]
fn watch_shutdown_signal() -> watch::Receiver<bool> {
use tokio::signal::windows::*;
let (send_cancel, watch_cancel) = watch::channel(false);
tokio::spawn(async move {
let mut sigint = ctrl_c().expect("Failed to install Ctrl-C handler");
let mut sigclose = ctrl_close().expect("Failed to install Ctrl-Close handler");
let mut siglogoff = ctrl_logoff().expect("Failed to install Ctrl-Logoff handler");
let mut sigsdown = ctrl_shutdown().expect("Failed to install Ctrl-Shutdown handler");
tokio::select! {
_ = sigint.recv() => info!("Received Ctrl-C, shutting down."),
_ = sigclose.recv() => info!("Received Ctrl-Close, shutting down."),
_ = siglogoff.recv() => info!("Received Ctrl-Logoff, shutting down."),
_ = sigsdown.recv() => info!("Received Ctrl-Shutdown, shutting down."),
}
send_cancel.send(true).unwrap();
});
watch_cancel
}