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les, light: improve txstatus retrieval (#22349)

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Transaction unindexing will be enabled by default as of 1.10, which causes tx status retrieval will be broken without this PR. 

This PR introduces a retry mechanism in TxStatus retrieval.
This commit is contained in:
gary rong
2021-02-25 21:24:04 +08:00
committed by GitHub
parent 378e961d85
commit 7a3c890009
14 changed files with 779 additions and 245 deletions
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5
les/odr_requests.go
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@ -487,7 +487,7 @@ func (r *TxStatusRequest) GetCost(peer *serverPeer) uint64 {
// CanSend tells if a certain peer is suitable for serving the given request
func (r *TxStatusRequest) CanSend(peer *serverPeer) bool {
return peer.serveTxLookup
return peer.txHistory != txIndexDisabled
}
// Request sends an ODR request to the LES network (implementation of LesOdrRequest)
@ -496,13 +496,12 @@ func (r *TxStatusRequest) Request(reqID uint64, peer *serverPeer) error {
return peer.requestTxStatus(reqID, r.Hashes)
}
// Valid processes an ODR request reply message from the LES network
// Validate processes an ODR request reply message from the LES network
// returns true and stores results in memory if the message was a valid reply
// to the request (implementation of LesOdrRequest)
func (r *TxStatusRequest) Validate(db ethdb.Database, msg *Msg) error {
log.Debug("Validating transaction status", "count", len(r.Hashes))
// Ensure we have a correct message with a single block body
if msg.MsgType != MsgTxStatus {
return errInvalidMessageType
}