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layout: fix tracker bugs

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This commit is contained in:
Alex Auvolat 2023-11-09 15:52:45 +01:00
parent bad7cc812e
commit 9d95f6f704
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GPG Key ID: 0E496D15096376BE
2 changed files with 10 additions and 4 deletions
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8
src/rpc/layout/manager.rs
View File

@ -125,10 +125,10 @@ impl LayoutManager {
if !prev_layout_check || adv.check().is_ok() { if !prev_layout_check || adv.check().is_ok() {
if layout.merge(adv) { if layout.merge(adv) {
layout.update_trackers(self.node_id);
if prev_layout_check && layout.check().is_err() { if prev_layout_check && layout.check().is_err() {
panic!("Merged two correct layouts and got an incorrect layout."); panic!("Merged two correct layouts and got an incorrect layout.");
} }
layout.update_trackers(self.node_id);
return Some(layout.clone()); return Some(layout.clone());
} }
} }
@ -245,6 +245,8 @@ impl LayoutManager {
self: &Arc<Self>, self: &Arc<Self>,
adv: &LayoutHistory, adv: &LayoutHistory,
) -> Result<SystemRpc, Error> { ) -> Result<SystemRpc, Error> {
debug!("handle_advertise_cluster_layout: {:?}", adv);
if adv.current().replication_factor != self.replication_factor { if adv.current().replication_factor != self.replication_factor {
let msg = format!( let msg = format!(
"Received a cluster layout from another node with replication factor {}, which is different from what we have in our configuration ({}). Discarding the cluster layout we received.", "Received a cluster layout from another node with replication factor {}, which is different from what we have in our configuration ({}). Discarding the cluster layout we received.",
@ -256,6 +258,8 @@ impl LayoutManager {
} }
if let Some(new_layout) = self.merge_layout(adv) { if let Some(new_layout) = self.merge_layout(adv) {
debug!("handle_advertise_cluster_layout: some changes were added to the current stuff");
self.change_notify.notify_waiters(); self.change_notify.notify_waiters();
self.broadcast_update(SystemRpc::AdvertiseClusterLayout(new_layout)); self.broadcast_update(SystemRpc::AdvertiseClusterLayout(new_layout));
self.save_cluster_layout().await?; self.save_cluster_layout().await?;
@ -268,6 +272,8 @@ impl LayoutManager {
self: &Arc<Self>, self: &Arc<Self>,
trackers: &UpdateTrackers, trackers: &UpdateTrackers,
) -> Result<SystemRpc, Error> { ) -> Result<SystemRpc, Error> {
debug!("handle_advertise_cluster_layout_trackers: {:?}", trackers);
if let Some(new_trackers) = self.merge_layout_trackers(trackers) { if let Some(new_trackers) = self.merge_layout_trackers(trackers) {
self.change_notify.notify_waiters(); self.change_notify.notify_waiters();
self.broadcast_update(SystemRpc::AdvertiseClusterLayoutTrackers(new_trackers)); self.broadcast_update(SystemRpc::AdvertiseClusterLayoutTrackers(new_trackers));

6
src/rpc/layout/schema.rs
View File

@ -190,7 +190,7 @@ mod v010 {
use garage_util::crdt::{Lww, LwwMap}; use garage_util::crdt::{Lww, LwwMap};
use garage_util::data::{Hash, Uuid}; use garage_util::data::{Hash, Uuid};
use serde::{Deserialize, Serialize}; use serde::{Deserialize, Serialize};
use std::collections::HashMap; use std::collections::BTreeMap;
pub use v09::{LayoutParameters, NodeRole, NodeRoleV, ZoneRedundancy}; pub use v09::{LayoutParameters, NodeRole, NodeRoleV, ZoneRedundancy};
/// The layout of the cluster, i.e. the list of roles /// The layout of the cluster, i.e. the list of roles
@ -257,7 +257,7 @@ mod v010 {
/// The history of cluster layouts /// The history of cluster layouts
#[derive(Clone, Debug, Serialize, Deserialize, Default, PartialEq)] #[derive(Clone, Debug, Serialize, Deserialize, Default, PartialEq)]
pub struct UpdateTracker(pub HashMap<Uuid, u64>); pub struct UpdateTracker(pub BTreeMap<Uuid, u64>);
impl garage_util::migrate::Migrate for LayoutHistory { impl garage_util::migrate::Migrate for LayoutHistory {
const VERSION_MARKER: &'static [u8] = b"G010lh"; const VERSION_MARKER: &'static [u8] = b"G010lh";
@ -278,7 +278,7 @@ mod v010 {
version version
.nongateway_nodes() .nongateway_nodes()
.map(|x| (x, version.version)) .map(|x| (x, version.version))
.collect::<HashMap<Uuid, u64>>(), .collect::<BTreeMap<Uuid, u64>>(),
); );
let staging = LayoutStaging { let staging = LayoutStaging {
parameters: previous.staging_parameters, parameters: previous.staging_parameters,