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feat(op-node): pre-fetch receipts concurrently round 2 (ethereum-opti…
…mism#104) * remove rateLimiter for prefetch and use waitGroup * PreFetchReceipts logic * add lock * miss continue * add preFetchCache * fix unit test * fix unit test * fix unit test * fix e2e case * rollback lru cache * rollback lru cache * make code simple * maxConcurrentRequests/2 --------- Co-authored-by: Welkin <[email protected]>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,90 @@ | ||
| package caching | ||
|
|
||
| import ( | ||
| "sync" | ||
|
|
||
| "github.com/ethereum/go-ethereum/common/prque" | ||
| ) | ||
|
|
||
| type PreFetchCache[V any] struct { | ||
| m Metrics | ||
| label string | ||
| inner map[uint64]V | ||
| queue *prque.Prque[uint64, V] | ||
| lock sync.Mutex | ||
| maxSize int | ||
| } | ||
|
|
||
| func NewPreFetchCache[V any](m Metrics, label string, maxSize int) *PreFetchCache[V] { | ||
| return &PreFetchCache[V]{ | ||
| m: m, | ||
| label: label, | ||
| inner: make(map[uint64]V), | ||
| queue: prque.New[uint64, V](nil), | ||
| maxSize: maxSize, | ||
| } | ||
| } | ||
|
|
||
| func (v *PreFetchCache[V]) Add(key uint64, value V) bool { | ||
| defer v.lock.Unlock() | ||
| v.lock.Lock() | ||
| if _, ok := v.inner[key]; ok { | ||
| return false | ||
| } | ||
| v.queue.Push(value, -key) | ||
| v.inner[key] = value | ||
| if v.m != nil { | ||
| v.m.CacheAdd(v.label, v.queue.Size(), false) | ||
| } | ||
| return true | ||
| } | ||
|
|
||
| func (v *PreFetchCache[V]) AddIfNotFull(key uint64, value V) (success bool, isFull bool) { | ||
| defer v.lock.Unlock() | ||
| v.lock.Lock() | ||
| if _, ok := v.inner[key]; ok { | ||
| return false, false | ||
| } | ||
| if v.queue.Size() >= v.maxSize { | ||
| return false, true | ||
| } | ||
| v.queue.Push(value, -key) | ||
| v.inner[key] = value | ||
| if v.m != nil { | ||
| v.m.CacheAdd(v.label, v.queue.Size(), false) | ||
| } | ||
| return true, false | ||
| } | ||
|
|
||
| func (v *PreFetchCache[V]) Get(key uint64) (V, bool) { | ||
| defer v.lock.Unlock() | ||
| v.lock.Lock() | ||
| value, ok := v.inner[key] | ||
| if v.m != nil { | ||
| v.m.CacheGet(v.label, ok) | ||
| } | ||
| return value, ok | ||
| } | ||
|
|
||
| func (v *PreFetchCache[V]) RemoveAll() { | ||
| defer v.lock.Unlock() | ||
| v.lock.Lock() | ||
| v.inner = make(map[uint64]V) | ||
| v.queue.Reset() | ||
| } | ||
|
|
||
| func (v *PreFetchCache[V]) RemoveLessThan(p uint64) (isRemoved bool) { | ||
| defer v.lock.Unlock() | ||
| v.lock.Lock() | ||
| for !v.queue.Empty() { | ||
| _, qKey := v.queue.Peek() | ||
| if -qKey < p { | ||
| v.queue.Pop() | ||
| delete(v.inner, -qKey) | ||
| isRemoved = true | ||
| continue | ||
| } | ||
| break | ||
| } | ||
| return | ||
| } |
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