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feat(engine): insert new payloads even when hook is running (#5364)

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This commit is contained in:
Alexey Shekhirin
2023-11-08 19:17:35 +00:00
committed by GitHub
parent fc32458644
commit c2a33191aa
1 changed files with 10 additions and 17 deletions
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27
crates/consensus/beacon/src/engine/mod.rs
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@ -1133,18 +1133,11 @@ where
return Ok(status)
}
let res = if self.sync.is_pipeline_idle() && self.hooks.active_db_write_hook().is_none() {
// we can only insert new payloads if the pipeline and any hook with db write
// are _not_ running, because they hold exclusive access to the database
let res = if self.sync.is_pipeline_idle() {
// we can only insert new payloads if the pipeline is _not_ running, because it holds
// exclusive access to the database
self.try_insert_new_payload(block)
} else {
if let Some(hook) = self.hooks.active_db_write_hook() {
debug!(
target: "consensus::engine",
hook = %hook.name(),
"Hook is in progress, buffering new payload."
);
}
self.try_buffer_payload(block)
};
@ -1303,12 +1296,12 @@ where
Ok(())
}
/// When the pipeline or a hook with DB write access is active, the tree is unable to commit
/// any additional blocks since the pipeline holds exclusive access to the database.
/// When the pipeline is active, the tree is unable to commit any additional blocks since the
/// pipeline holds exclusive access to the database.
///
/// In this scenario we buffer the payload in the tree if the payload is valid, once the
/// pipeline or a hook with DB write access is finished, the tree is then able to also use the
/// buffered payloads to commit to a (newer) canonical chain.
/// pipeline is finished, the tree is then able to also use the buffered payloads to commit to a
/// (newer) canonical chain.
///
/// This will return `SYNCING` if the block was buffered successfully, and an error if an error
/// occurred while buffering the block.
@ -1323,7 +1316,7 @@ where
/// Attempts to insert a new payload into the tree.
///
/// Caution: This expects that the pipeline and a hook with DB write access are idle.
/// Caution: This expects that the pipeline is idle.
#[instrument(level = "trace", skip_all, target = "consensus::engine", ret)]
fn try_insert_new_payload(
&mut self,
@ -1782,13 +1775,13 @@ where
EngineHookEvent::NotReady => {}
EngineHookEvent::Started => {
// If the hook has read-write access to the database, it means that the engine
// can't process any FCU/payload messages from CL. To prevent CL from sending us
// can't process any FCU messages from CL. To prevent CL from sending us
// unneeded updates, we need to respond `true` on `eth_syncing` request.
self.sync_state_updater.update_sync_state(SyncState::Syncing)
}
EngineHookEvent::Finished(_) => {
// Hook with read-write access to the database has finished running, so engine
// can process new FCU/payload messages from CL again. It's safe to
// can process new FCU messages from CL again. It's safe to
// return `false` on `eth_syncing` request.
self.sync_state_updater.update_sync_state(SyncState::Idle);
// If the hook had read-write access to the database, it means that the engine