mirror of
https://gitlab.com/pulsechaincom/erigon-pulse.git
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0be3044b7e
* rename * rename "make grpc" * rename "abi bindings templates" * rename "abi bindings templates"
68 lines
2.1 KiB
Go
68 lines
2.1 KiB
Go
package rpchelper
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import (
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"fmt"
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"github.com/ledgerwatch/erigon/cmd/rpcdaemon/filters"
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"github.com/ledgerwatch/erigon/common"
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"github.com/ledgerwatch/erigon/core/rawdb"
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"github.com/ledgerwatch/erigon/core/types/accounts"
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"github.com/ledgerwatch/erigon/eth/stagedsync/stages"
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"github.com/ledgerwatch/erigon/ethdb"
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"github.com/ledgerwatch/erigon/rpc"
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"github.com/ledgerwatch/erigon/turbo/adapter"
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)
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func GetBlockNumber(blockNrOrHash rpc.BlockNumberOrHash, tx ethdb.Tx, filters *filters.Filters) (uint64, common.Hash, error) {
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var blockNumber uint64
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var err error
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hash, ok := blockNrOrHash.Hash()
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if !ok {
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number := *blockNrOrHash.BlockNumber
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if number == rpc.LatestBlockNumber {
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blockNumber, err = stages.GetStageProgress(tx, stages.Execution)
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if err != nil {
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return 0, common.Hash{}, fmt.Errorf("getting latest block number: %w", err)
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}
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} else if number == rpc.EarliestBlockNumber {
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blockNumber = 0
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} else if number == rpc.PendingBlockNumber {
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pendingBlock := filters.LastPendingBlock()
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if pendingBlock == nil {
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blockNumber, err = stages.GetStageProgress(tx, stages.Execution)
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if err != nil {
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return 0, common.Hash{}, fmt.Errorf("getting latest block number: %w", err)
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}
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} else {
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return pendingBlock.NumberU64(), pendingBlock.Hash(), nil
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}
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} else {
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blockNumber = uint64(number.Int64())
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}
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hash, err = rawdb.ReadCanonicalHash(tx, blockNumber)
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if err != nil {
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return 0, common.Hash{}, err
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}
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} else {
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number := rawdb.ReadHeaderNumber(tx, hash)
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if number == nil {
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return 0, common.Hash{}, fmt.Errorf("block %x not found", hash)
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}
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blockNumber = *number
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ch, err := rawdb.ReadCanonicalHash(tx, blockNumber)
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if err != nil {
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return 0, common.Hash{}, err
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}
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if blockNrOrHash.RequireCanonical && ch != hash {
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return 0, common.Hash{}, fmt.Errorf("hash %q is not currently canonical", hash.String())
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}
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}
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return blockNumber, hash, nil
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}
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func GetAccount(tx ethdb.Tx, blockNumber uint64, address common.Address) (*accounts.Account, error) {
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reader := adapter.NewStateReader(tx, blockNumber)
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return reader.ReadAccountData(address)
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}
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