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Fix autonomous ME recovery from Direct fallback

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Co-Authored-By: brekotis <93345790+brekotis@users.noreply.github.com>
This commit is contained in:
Alexey
2026-10-02 23:51:14 +03:00
parent fca6506449
commit d65efcc479
16 changed files with 1423 additions and 46 deletions
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src/maestro/admission.rs
+20 -4
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@@ -13,6 +13,11 @@ use super::generation::RuntimeTaskScope;
const STARTUP_FALLBACK_AFTER: Duration = Duration::from_secs(80);
const RUNTIME_FALLBACK_AFTER: Duration = Duration::from_secs(6);
// Admission regressions cover notification loss without network startup.
#[cfg(test)]
mod tests;
/// Keeps generation admission and routing synchronized with periodic ME readiness.
pub(crate) async fn configure_admission_gate(
config: &Arc<ProxyConfig>,
me_pool: Option<Arc<MePool>>,
@@ -76,11 +81,18 @@ pub(crate) async fn configure_admission_gate(
} else {
Some(Instant::now())
};
let mut config_watch_open = true;
let mut me_ready_watch_open = true;
loop {
tokio::select! {
changed = config_rx_gate.changed() => {
changed = config_rx_gate.changed(), if config_watch_open => {
if changed.is_err() {
break;
config_watch_open = false;
warn!(
watch_channel = "config",
"Admission config watch closed; continuing readiness polling with last configuration"
);
continue;
}
let cfg = config_rx_gate.borrow_and_update().clone();
admission_poll_ms = cfg.general.me_admission_poll_ms.max(1);
@@ -88,9 +100,13 @@ pub(crate) async fn configure_admission_gate(
fast_fallback_enabled = cfg.general.me2dc_fallback && cfg.general.me2dc_fast;
continue;
}
changed = me_ready_rx_gate.changed() => {
changed = me_ready_rx_gate.changed(), if me_ready_watch_open => {
if changed.is_err() {
break;
me_ready_watch_open = false;
warn!(
watch_channel = "me_ready",
"Admission ME readiness watch closed; continuing periodic polling"
);
}
}
_ = tokio::time::sleep(Duration::from_millis(admission_poll_ms)) => {}