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Runtime API: introduce candidates_pending_availability (#4027)

Browse Source 
Fixes https://github.com/paritytech/polkadot-sdk/issues/3576

Required by elastic scaling collators.
Deprecates old API: `candidate_pending_availability`.

TODO:
- [x] PRDoc

---------

Signed-off-by: Andrei Sandu <andrei-mihail@parity.io>
This commit is contained in:
Andrei Sandu
2024-04-12 13:50:13 +03:00
committed by GitHub
parent a1cb2a5123
commit 2dfe5f745c
18 changed files with 191 additions and 16 deletions
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polkadot/node/core/runtime-api/src/cache.rs
+18
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@@ -48,6 +48,7 @@ pub(crate) struct RequestResultCache {
validation_code: LruMap<(Hash, ParaId, OccupiedCoreAssumption), Option<ValidationCode>>,
validation_code_by_hash: LruMap<ValidationCodeHash, Option<ValidationCode>>,
candidate_pending_availability: LruMap<(Hash, ParaId), Option<CommittedCandidateReceipt>>,
candidates_pending_availability: LruMap<(Hash, ParaId), Vec<CommittedCandidateReceipt>>,
candidate_events: LruMap<Hash, Vec<CandidateEvent>>,
session_executor_params: LruMap<SessionIndex, Option<ExecutorParams>>,
session_info: LruMap<SessionIndex, SessionInfo>,
@@ -86,6 +87,7 @@ impl Default for RequestResultCache {
validation_code: LruMap::new(ByLength::new(DEFAULT_CACHE_CAP)),
validation_code_by_hash: LruMap::new(ByLength::new(DEFAULT_CACHE_CAP)),
candidate_pending_availability: LruMap::new(ByLength::new(DEFAULT_CACHE_CAP)),
candidates_pending_availability: LruMap::new(ByLength::new(DEFAULT_CACHE_CAP)),
candidate_events: LruMap::new(ByLength::new(DEFAULT_CACHE_CAP)),
session_executor_params: LruMap::new(ByLength::new(DEFAULT_CACHE_CAP)),
session_info: LruMap::new(ByLength::new(DEFAULT_CACHE_CAP)),
@@ -261,6 +263,21 @@ impl RequestResultCache {
self.candidate_pending_availability.insert(key, value);
}
pub(crate) fn candidates_pending_availability(
&mut self,
key: (Hash, ParaId),
) -> Option<&Vec<CommittedCandidateReceipt>> {
self.candidates_pending_availability.get(&key).map(|v| &*v)
}
pub(crate) fn cache_candidates_pending_availability(
&mut self,
key: (Hash, ParaId),
value: Vec<CommittedCandidateReceipt>,
) {
self.candidates_pending_availability.insert(key, value);
}
pub(crate) fn candidate_events(&mut self, relay_parent: &Hash) -> Option<&Vec<CandidateEvent>> {
self.candidate_events.get(relay_parent).map(|v| &*v)
}
@@ -591,4 +608,5 @@ pub(crate) enum RequestResult {
AsyncBackingParams(Hash, async_backing::AsyncBackingParams),
NodeFeatures(SessionIndex, NodeFeatures),
ClaimQueue(Hash, BTreeMap<CoreIndex, VecDeque<ParaId>>),
CandidatesPendingAvailability(Hash, ParaId, Vec<CommittedCandidateReceipt>),
}