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gossip: move authorities request to runtime api subsystem (#2798)

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This commit is contained in:
Andronik Ordian
2021-04-01 23:51:01 +02:00
committed by GitHub
parent 05a5047e40
commit 98082c5326
9 changed files with 87 additions and 47 deletions
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polkadot/node/core/runtime-api/src/cache.rs
+23
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@@ -19,6 +19,7 @@ use polkadot_primitives::v1::{
CoreState, GroupRotationInfo, InboundDownwardMessage, InboundHrmpMessage, Hash,
PersistedValidationData, Id as ParaId, OccupiedCoreAssumption,
SessionIndex, SessionInfo, ValidationCode, ValidatorId, ValidatorIndex,
AuthorityDiscoveryId,
};
use sp_consensus_babe::Epoch;
use parity_util_mem::{MallocSizeOf, MallocSizeOfExt};
@@ -28,6 +29,7 @@ use memory_lru::{MemoryLruCache, ResidentSize};
use std::collections::btree_map::BTreeMap;
const AUTHORITIES_CACHE_SIZE: usize = 128 * 1024;
const VALIDATORS_CACHE_SIZE: usize = 64 * 1024;
const VALIDATOR_GROUPS_CACHE_SIZE: usize = 64 * 1024;
const AVAILABILITY_CORES_CACHE_SIZE: usize = 64 * 1024;
@@ -59,7 +61,18 @@ impl<T> ResidentSize for DoesNotAllocate<T> {
}
}
// this is an ugly workaround for `AuthorityDiscoveryId`
// not implementing `MallocSizeOf`
struct VecOfDoesNotAllocate<T>(Vec<T>);
impl<T> ResidentSize for VecOfDoesNotAllocate<T> {
fn resident_size(&self) -> usize {
std::mem::size_of::<T>() * self.0.capacity()
}
}
pub(crate) struct RequestResultCache {
authorities: MemoryLruCache<Hash, VecOfDoesNotAllocate<AuthorityDiscoveryId>>,
validators: MemoryLruCache<Hash, ResidentSizeOf<Vec<ValidatorId>>>,
validator_groups: MemoryLruCache<Hash, ResidentSizeOf<(Vec<Vec<ValidatorIndex>>, GroupRotationInfo)>>,
availability_cores: MemoryLruCache<Hash, ResidentSizeOf<Vec<CoreState>>>,
@@ -79,6 +92,7 @@ pub(crate) struct RequestResultCache {
impl Default for RequestResultCache {
fn default() -> Self {
Self {
authorities: MemoryLruCache::new(AUTHORITIES_CACHE_SIZE),
validators: MemoryLruCache::new(VALIDATORS_CACHE_SIZE),
validator_groups: MemoryLruCache::new(VALIDATOR_GROUPS_CACHE_SIZE),
availability_cores: MemoryLruCache::new(AVAILABILITY_CORES_CACHE_SIZE),
@@ -98,6 +112,14 @@ impl Default for RequestResultCache {
}
impl RequestResultCache {
pub(crate) fn authorities(&mut self, relay_parent: &Hash) -> Option<&Vec<AuthorityDiscoveryId>> {
self.authorities.get(relay_parent).map(|v| &v.0)
}
pub(crate) fn cache_authorities(&mut self, relay_parent: Hash, authorities: Vec<AuthorityDiscoveryId>) {
self.authorities.insert(relay_parent, VecOfDoesNotAllocate(authorities));
}
pub(crate) fn validators(&mut self, relay_parent: &Hash) -> Option<&Vec<ValidatorId>> {
self.validators.get(relay_parent).map(|v| &v.0)
}
@@ -212,6 +234,7 @@ impl RequestResultCache {
}
pub(crate) enum RequestResult {
Authorities(Hash, Vec<AuthorityDiscoveryId>),
Validators(Hash, Vec<ValidatorId>),
ValidatorGroups(Hash, (Vec<Vec<ValidatorIndex>>, GroupRotationInfo)),
AvailabilityCores(Hash, Vec<CoreState>),