eth/gasprice: implement feeHistory API (#23033)

* eth/gasprice: implement feeHistory API

* eth/gasprice: factored out resolveBlockRange

* eth/gasprice: add sanity check for missing block

* eth/gasprice: fetch actual gas used from receipts

* miner, eth/gasprice: add PendingBlockAndReceipts

* internal/ethapi: use hexutil.Big

* eth/gasprice: return error when requesting beyond head block

* eth/gasprice: fixed tests and return errors correctly

* eth/gasprice: rename receiver name

* eth/gasprice: return directly if blockCount == 0

Co-authored-by: rjl493456442 <garyrong0905@gmail.com>
This commit is contained in:
Felföldi Zsolt
2021-06-28 16:16:32 +02:00
committed by GitHub
parent 1b5582acf7
commit 35dbf7a8a3
13 changed files with 558 additions and 58 deletions

View File

@ -60,7 +60,10 @@ func (b *LesApiBackend) SetHead(number uint64) {
}
func (b *LesApiBackend) HeaderByNumber(ctx context.Context, number rpc.BlockNumber) (*types.Header, error) {
if number == rpc.LatestBlockNumber || number == rpc.PendingBlockNumber {
if number == rpc.PendingBlockNumber {
return nil, nil
}
if number == rpc.LatestBlockNumber {
return b.eth.blockchain.CurrentHeader(), nil
}
return b.eth.blockchain.GetHeaderByNumberOdr(ctx, uint64(number))
@ -122,6 +125,10 @@ func (b *LesApiBackend) BlockByNumberOrHash(ctx context.Context, blockNrOrHash r
return nil, errors.New("invalid arguments; neither block nor hash specified")
}
func (b *LesApiBackend) PendingBlockAndReceipts() (*types.Block, types.Receipts) {
return nil, nil
}
func (b *LesApiBackend) StateAndHeaderByNumber(ctx context.Context, number rpc.BlockNumber) (*state.StateDB, *types.Header, error) {
header, err := b.HeaderByNumber(ctx, number)
if err != nil {
@ -255,6 +262,10 @@ func (b *LesApiBackend) SuggestGasTipCap(ctx context.Context) (*big.Int, error)
return b.gpo.SuggestTipCap(ctx)
}
func (b *LesApiBackend) FeeHistory(ctx context.Context, blockCount int, lastBlock rpc.BlockNumber, rewardPercentiles []float64) (firstBlock rpc.BlockNumber, reward [][]*big.Int, baseFee []*big.Int, gasUsedRatio []float64, err error) {
return b.gpo.FeeHistory(ctx, blockCount, lastBlock, rewardPercentiles)
}
func (b *LesApiBackend) ChainDb() ethdb.Database {
return b.eth.chainDb
}