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network: check inv against currently processed transactions

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Sometimes we already have it, but it's not yet processed, so we can save on
getdata request. It only affects very high-speed networks like 4-1 scenario
and it doesn't affect it a lot, but still we can do it.
This commit is contained in:
Roman Khimov 2022-10-18 18:30:52 +03:00
parent bf4636f70a
commit e26055190e
1 changed files with 7 additions and 2 deletions
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9
pkg/network/server.go
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@ -111,7 +111,7 @@ type (
txCallback func(*transaction.Transaction)
txCbEnabled atomic.Bool
txInLock sync.Mutex
txInLock sync.RWMutex
txin chan *transaction.Transaction
txInMap map[util.Uint256]struct{}
@ -760,7 +760,12 @@ func (s *Server) handlePong(p Peer, pong *payload.Ping) error {
func (s *Server) handleInvCmd(p Peer, inv *payload.Inventory) error {
var reqHashes = inv.Hashes[:0]
var typExists = map[payload.InventoryType]func(util.Uint256) bool{
payload.TXType: s.mempool.ContainsKey,
payload.TXType: func(h util.Uint256) bool {
s.txInLock.RLock()
_, ok := s.txInMap[h]
s.txInLock.RUnlock()
return ok || s.mempool.ContainsKey(h)
},
payload.BlockType: s.chain.HasBlock,
payload.ExtensibleType: func(h util.Uint256) bool {
cp := s.extensiblePool.Get(h)