Implement graceful shutdown for listeners, admin socket, eviction task, and ACME

- Replace handle.abort() for HTTPS server tasks with timeout-based join,
  allowing in-flight requests to drain before forceful shutdown
- Add shutdown_rx to start_admin_socket with tokio::select! for clean
  accept loop exit and Unix socket file cleanup on shutdown
- Add shutdown_rx to start_eviction_task with tokio::select! for
  cancellable eviction loop
- Add shutdown channel to spawn_acme_state for cancellable ACME state
  machine via tokio::select!
- Pass Arc<GracefulShutdown> through setup_tls to ACME state machine
- Move GracefulShutdown creation before admin socket and TLS setup
- Update integration test for new start_eviction_task signature
This commit is contained in:
2026-06-12 04:59:18 +00:00
parent abc8a44134
commit 280fe782a1
6 changed files with 177 additions and 113 deletions

View File

@@ -8,6 +8,7 @@ use tracing::info;
use super::acme::{spawn_acme_state, AcmeTlsConfig};
use super::config::crypto_provider;
use crate::config::static_config::TlsConfig;
use crate::shutdown::GracefulShutdown;
const ACME_TLS_ALPN_01: &[u8] = b"acme-tls/1";
@@ -41,7 +42,7 @@ pub enum TlsMode {
}
#[allow(dead_code)]
pub fn setup_tls(tls_config: &TlsConfig) -> Result<TlsMode> {
pub fn setup_tls(tls_config: &TlsConfig, shutdown: Arc<GracefulShutdown>) -> Result<TlsMode> {
match tls_config.mode.as_str() {
"manual" => {
if tls_config.cert_path.is_empty() {
@@ -75,7 +76,7 @@ pub fn setup_tls(tls_config: &TlsConfig) -> Result<TlsMode> {
let default_config = build_acme_server_config(resolver.clone())?;
spawn_acme_state(state, tls_config.acme_domains.clone());
spawn_acme_state(state, tls_config.acme_domains.clone(), shutdown);
info!(
domains = ?tls_config.acme_domains,
@@ -136,7 +137,8 @@ mod tests {
cert_path: String::new(),
key_path: "/some/key.pem".to_string(),
};
let result = setup_tls(&tls_config);
let shutdown = Arc::new(GracefulShutdown::new(30));
let result = setup_tls(&tls_config, shutdown);
assert!(result.is_err());
let err = result.unwrap_err().to_string();
assert!(err.contains("cert_path"));
@@ -153,7 +155,8 @@ mod tests {
cert_path: "/some/cert.pem".to_string(),
key_path: String::new(),
};
let result = setup_tls(&tls_config);
let shutdown = Arc::new(GracefulShutdown::new(30));
let result = setup_tls(&tls_config, shutdown);
assert!(result.is_err());
let err = result.unwrap_err().to_string();
assert!(err.contains("key_path"));
@@ -170,7 +173,8 @@ mod tests {
cert_path: String::new(),
key_path: String::new(),
};
let result = setup_tls(&tls_config);
let shutdown = Arc::new(GracefulShutdown::new(30));
let result = setup_tls(&tls_config, shutdown);
assert!(result.is_err());
let err = result.unwrap_err().to_string();
assert!(err.contains("acme_domains"));
@@ -187,7 +191,8 @@ mod tests {
cert_path: String::new(),
key_path: String::new(),
};
let result = setup_tls(&tls_config);
let shutdown = Arc::new(GracefulShutdown::new(30));
let result = setup_tls(&tls_config, shutdown);
assert!(result.is_err());
let err = result.unwrap_err().to_string();
assert!(err.contains("acme_cache_dir"));
@@ -204,9 +209,10 @@ mod tests {
cert_path: String::new(),
key_path: String::new(),
};
let result = setup_tls(&tls_config);
let shutdown = Arc::new(GracefulShutdown::new(30));
let result = setup_tls(&tls_config, shutdown);
assert!(result.is_err());
let err = result.unwrap_err().to_string();
assert!(err.contains("unknown TLS mode"));
}
}
}

View File

@@ -6,6 +6,8 @@ use rustls_acme::caches::DirCache;
use rustls_acme::{AcmeConfig, AcmeState, EventError, EventOk, ResolvesServerCertAcme};
use tracing::{error, info, warn};
use crate::shutdown::GracefulShutdown;
#[allow(dead_code)]
const LETS_ENCRYPT_PRODUCTION_DIRECTORY: &str = "https://acme-v02.api.letsencrypt.org/directory";
#[allow(dead_code)]
@@ -66,93 +68,106 @@ impl AcmeTlsConfig {
pub fn spawn_acme_state(
state: AcmeState<std::io::Error, std::io::Error>,
domains: Vec<String>,
shutdown: Arc<GracefulShutdown>,
) -> tokio::task::JoinHandle<()> {
tokio::spawn(async move {
use futures::StreamExt;
let mut state = state;
let mut shutdown_rx = shutdown.subscribe();
loop {
match state.next().await {
Some(Ok(event)) => match event {
EventOk::DeployedCachedCert => {
info!(
domains = ?domains,
"ACME: deployed cached certificate"
);
tokio::select! {
event = state.next() => {
match event {
Some(Ok(event)) => match event {
EventOk::DeployedCachedCert => {
info!(
domains = ?domains,
"ACME: deployed cached certificate"
);
}
EventOk::DeployedNewCert => {
info!(
domains = ?domains,
"ACME: deployed new certificate"
);
}
EventOk::CertCacheStore => {
info!(
domains = ?domains,
"ACME: certificate stored to cache"
);
}
EventOk::AccountCacheStore => {
info!(
domains = ?domains,
"ACME: account stored to cache"
);
}
},
Some(Err(err)) => match &err {
EventError::CertCacheLoad(e) => {
error!(
domains = ?domains,
error = ?e,
"ACME: certificate cache load failed"
);
}
EventError::AccountCacheLoad(e) => {
error!(
domains = ?domains,
error = ?e,
"ACME: account cache load failed"
);
}
EventError::CertCacheStore(e) => {
warn!(
domains = ?domains,
error = ?e,
"ACME: certificate cache store failed"
);
}
EventError::AccountCacheStore(e) => {
warn!(
domains = ?domains,
error = ?e,
"ACME: account cache store failed"
);
}
EventError::CachedCertParse(e) => {
error!(
domains = ?domains,
error = ?e,
"ACME: cached certificate parse failed"
);
}
EventError::Order(e) => {
warn!(
domains = ?domains,
error = ?e,
"ACME: certificate order failed, will retry"
);
}
EventError::NewCertParse(e) => {
error!(
domains = ?domains,
error = ?e,
"ACME: new certificate parse failed"
);
}
},
None => {
info!(
domains = ?domains,
"ACME: state machine ended"
);
break;
}
}
EventOk::DeployedNewCert => {
info!(
domains = ?domains,
"ACME: deployed new certificate"
);
}
EventOk::CertCacheStore => {
info!(
domains = ?domains,
"ACME: certificate stored to cache"
);
}
EventOk::AccountCacheStore => {
info!(
domains = ?domains,
"ACME: account stored to cache"
);
}
},
Some(Err(err)) => match &err {
EventError::CertCacheLoad(e) => {
error!(
domains = ?domains,
error = ?e,
"ACME: certificate cache load failed"
);
}
EventError::AccountCacheLoad(e) => {
error!(
domains = ?domains,
error = ?e,
"ACME: account cache load failed"
);
}
EventError::CertCacheStore(e) => {
warn!(
domains = ?domains,
error = ?e,
"ACME: certificate cache store failed"
);
}
EventError::AccountCacheStore(e) => {
warn!(
domains = ?domains,
error = ?e,
"ACME: account cache store failed"
);
}
EventError::CachedCertParse(e) => {
error!(
domains = ?domains,
error = ?e,
"ACME: cached certificate parse failed"
);
}
EventError::Order(e) => {
warn!(
domains = ?domains,
error = ?e,
"ACME: certificate order failed, will retry"
);
}
EventError::NewCertParse(e) => {
error!(
domains = ?domains,
error = ?e,
"ACME: new certificate parse failed"
);
}
},
None => {
}
_ = shutdown_rx.changed() => {
info!(
domains = ?domains,
"ACME: state machine ended"
"ACME: state machine shutting down"
);
break;
}