[next-0.10] cache layout check result

This commit is contained in:
Alex Auvolat 2024-03-27 13:37:20 +01:00
parent 01a0bd5410
commit 32f1786f9f
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GPG key ID: 0E496D15096376BE
3 changed files with 11 additions and 3 deletions

View file

@ -41,6 +41,7 @@ pub struct LayoutHelper {
trackers_hash: Hash,
staging_hash: Hash,
is_check_ok: bool,
// ack lock: counts in-progress write operations for each
// layout version ; we don't increase the ack update tracker
@ -107,6 +108,8 @@ impl LayoutHelper {
.entry(layout.current().version)
.or_insert(AtomicUsize::new(0));
let is_check_ok = layout.check().is_ok();
LayoutHelper {
replication_factor,
consistency_mode,
@ -118,6 +121,7 @@ impl LayoutHelper {
trackers_hash,
staging_hash,
ack_lock,
is_check_ok,
}
}
@ -153,6 +157,10 @@ impl LayoutHelper {
&self.inner().versions
}
pub fn is_check_ok(&self) -> bool {
self.is_check_ok
}
/// Return all nodes that have a role (gateway or storage)
/// in one of the currently active layout versions
pub fn all_nodes(&self) -> &[Uuid] {

View file

@ -160,12 +160,12 @@ impl LayoutManager {
fn merge_layout(&self, adv: &LayoutHistory) -> Option<LayoutHistory> {
let mut layout = self.layout.write().unwrap();
let prev_digest = layout.digest();
let prev_layout_check = layout.inner().check().is_ok();
let prev_layout_check = layout.is_check_ok();
if !prev_layout_check || adv.check().is_ok() {
if layout.update(|l| l.merge(adv)) {
layout.update_trackers(self.node_id);
if prev_layout_check && layout.inner().check().is_err() {
if prev_layout_check && !layout.is_check_ok() {
panic!("Merged two correct layouts and got an incorrect layout.");
}
assert!(layout.digest() != prev_digest);

View file

@ -634,7 +634,7 @@ impl System {
.filter(|p| p.is_up())
.count();
let not_configured = self.cluster_layout().inner().check().is_err();
let not_configured = !self.cluster_layout().is_check_ok();
let no_peers = n_connected < self.replication_factor.into();
let expected_n_nodes = self.cluster_layout().all_nodes().len();
let bad_peers = n_connected != expected_n_nodes;