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-rw-r--r--src/rpc/layout/helper.rs57
-rw-r--r--src/rpc/layout/manager.rs8
2 files changed, 27 insertions, 38 deletions
diff --git a/src/rpc/layout/helper.rs b/src/rpc/layout/helper.rs
index b15f7540..3a033ab2 100644
--- a/src/rpc/layout/helper.rs
+++ b/src/rpc/layout/helper.rs
@@ -238,29 +238,15 @@ impl LayoutHelper {
// ------------------ helpers for update tracking ---------------
- pub(crate) fn update_trackers(&mut self, local_node_id: Uuid) {
+ pub(crate) fn update_update_trackers(&mut self, local_node_id: Uuid) {
// Ensure trackers for this node's values are up-to-date
// 1. Acknowledge the last layout version which is not currently
// locked by an in-progress write operation
- self.ack_max_free(local_node_id);
+ self.update_ack_to_max_free(local_node_id);
// 2. Assume the data on this node is sync'ed up at least to
// the first layout version in the history
- self.sync_first(local_node_id);
-
- // 3. Acknowledge everyone has synced up to min(self.sync_map)
- self.sync_ack(local_node_id);
-
- debug!("ack_map: {:?}", self.inner().update_trackers.ack_map);
- debug!("sync_map: {:?}", self.inner().update_trackers.sync_map);
- debug!(
- "sync_ack_map: {:?}",
- self.inner().update_trackers.sync_ack_map
- );
- }
-
- fn sync_first(&mut self, local_node_id: Uuid) {
let first_version = self.inner().min_stored();
self.update(|layout| {
layout
@@ -268,9 +254,8 @@ impl LayoutHelper {
.sync_map
.set_max(local_node_id, first_version)
});
- }
- fn sync_ack(&mut self, local_node_id: Uuid) {
+ // 3. Acknowledge everyone has synced up to min(self.sync_map)
let sync_map_min = self.sync_map_min;
self.update(|layout| {
layout
@@ -278,24 +263,18 @@ impl LayoutHelper {
.sync_ack_map
.set_max(local_node_id, sync_map_min)
});
- }
- pub(crate) fn ack_max_free(&mut self, local_node_id: Uuid) -> bool {
- let max_ack = self.max_free_ack();
- let changed = self.update(|layout| {
- layout
- .update_trackers
- .ack_map
- .set_max(local_node_id, max_ack)
- });
- if changed {
- info!("ack_until updated to {}", max_ack);
- }
- changed
+ debug!("ack_map: {:?}", self.inner().update_trackers.ack_map);
+ debug!("sync_map: {:?}", self.inner().update_trackers.sync_map);
+ debug!(
+ "sync_ack_map: {:?}",
+ self.inner().update_trackers.sync_ack_map
+ );
}
- pub(crate) fn max_free_ack(&self) -> u64 {
- self.versions()
+ pub(crate) fn update_ack_to_max_free(&mut self, local_node_id: Uuid) -> bool {
+ let max_free = self
+ .versions()
.iter()
.map(|x| x.version)
.skip_while(|v| {
@@ -305,6 +284,16 @@ impl LayoutHelper {
.unwrap_or(true)
})
.next()
- .unwrap_or(self.current().version)
+ .unwrap_or(self.current().version);
+ let changed = self.update(|layout| {
+ layout
+ .update_trackers
+ .ack_map
+ .set_max(local_node_id, max_free)
+ });
+ if changed {
+ info!("ack_until updated to {}", max_free);
+ }
+ changed
}
}
diff --git a/src/rpc/layout/manager.rs b/src/rpc/layout/manager.rs
index 0ca532ba..a0dcf50e 100644
--- a/src/rpc/layout/manager.rs
+++ b/src/rpc/layout/manager.rs
@@ -70,7 +70,7 @@ impl LayoutManager {
cluster_layout,
Default::default(),
);
- cluster_layout.update_trackers(node_id.into());
+ cluster_layout.update_update_trackers(node_id.into());
let layout = Arc::new(RwLock::new(cluster_layout));
let change_notify = Arc::new(Notify::new());
@@ -134,7 +134,7 @@ impl LayoutManager {
fn ack_new_version(self: &Arc<Self>) {
let mut layout = self.layout.write().unwrap();
- if layout.ack_max_free(self.node_id) {
+ if layout.update_ack_to_max_free(self.node_id) {
self.broadcast_update(SystemRpc::AdvertiseClusterLayoutTrackers(
layout.inner().update_trackers.clone(),
));
@@ -164,7 +164,7 @@ impl LayoutManager {
if !prev_layout_check || adv.check().is_ok() {
if layout.update(|l| l.merge(adv)) {
- layout.update_trackers(self.node_id);
+ layout.update_update_trackers(self.node_id);
if prev_layout_check && !layout.is_check_ok() {
panic!("Merged two correct layouts and got an incorrect layout.");
}
@@ -182,7 +182,7 @@ impl LayoutManager {
if layout.inner().update_trackers != *adv {
if layout.update(|l| l.update_trackers.merge(adv)) {
- layout.update_trackers(self.node_id);
+ layout.update_update_trackers(self.node_id);
assert!(layout.digest() != prev_digest);
return Some(layout.inner().update_trackers.clone());
}