2020-10-12 14:17:34 +00:00
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package commands
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2020-10-14 15:59:42 +00:00
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import (
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"context"
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"fmt"
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2020-10-12 14:17:34 +00:00
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2020-10-14 15:59:42 +00:00
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"github.com/ledgerwatch/turbo-geth/common"
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"github.com/ledgerwatch/turbo-geth/common/hexutil"
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"github.com/ledgerwatch/turbo-geth/core/rawdb"
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"github.com/ledgerwatch/turbo-geth/rpc"
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"github.com/ledgerwatch/turbo-geth/turbo/adapter/ethapi"
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)
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// GetBlockByNumber see https://github.com/ethereum/wiki/wiki/JSON-RPC#eth_getblockbynumber
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// see internal/ethapi.PublicBlockChainAPI.GetBlockByNumber
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func (api *APIImpl) GetBlockByNumber(ctx context.Context, number rpc.BlockNumber, fullTx bool) (map[string]interface{}, error) {
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2020-10-24 06:55:43 +00:00
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tx, err := api.dbReader.Begin(ctx, false)
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2020-10-14 15:59:42 +00:00
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if err != nil {
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return nil, err
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}
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defer tx.Rollback()
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blockNum, err := getBlockNumber(number, tx)
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if err != nil {
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return nil, err
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}
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additionalFields := make(map[string]interface{})
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block := rawdb.ReadBlockByNumber(tx, blockNum)
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if block == nil {
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return nil, fmt.Errorf("block not found: %d", blockNum)
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}
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additionalFields["totalDifficulty"] = (*hexutil.Big)(rawdb.ReadTd(tx, block.Hash(), blockNum))
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response, err := ethapi.RPCMarshalBlock(block, true, fullTx, additionalFields)
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if err == nil && number == rpc.PendingBlockNumber {
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// Pending blocks need to nil out a few fields
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for _, field := range []string{"hash", "nonce", "miner"} {
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response[field] = nil
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}
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}
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return response, err
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}
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// GetBlockByHash see https://github.com/ethereum/wiki/wiki/JSON-RPC#eth_getblockbyhash
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// see internal/ethapi.PublicBlockChainAPI.GetBlockByHash
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func (api *APIImpl) GetBlockByHash(ctx context.Context, hash common.Hash, fullTx bool) (map[string]interface{}, error) {
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2020-10-24 06:55:43 +00:00
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tx, err := api.dbReader.Begin(ctx, false)
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2020-10-14 15:59:42 +00:00
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if err != nil {
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return nil, err
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}
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defer tx.Rollback()
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additionalFields := make(map[string]interface{})
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block := rawdb.ReadBlockByHash(tx, hash)
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if block == nil {
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return nil, fmt.Errorf("block not found: %x", hash)
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}
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number := block.NumberU64()
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additionalFields["totalDifficulty"] = (*hexutil.Big)(rawdb.ReadTd(tx, hash, number))
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response, err := ethapi.RPCMarshalBlock(block, true, fullTx, additionalFields)
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if err == nil && int64(number) == rpc.PendingBlockNumber.Int64() {
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// Pending blocks need to nil out a few fields
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for _, field := range []string{"hash", "nonce", "miner"} {
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response[field] = nil
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}
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}
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return response, err
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}
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// GetBlockTransactionCountByNumber returns the number of transactions in the block
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func (api *APIImpl) GetBlockTransactionCountByNumber(ctx context.Context, blockNr rpc.BlockNumber) (*hexutil.Uint, error) {
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2020-10-24 06:55:43 +00:00
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tx, err := api.dbReader.Begin(ctx, false)
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2020-10-14 15:59:42 +00:00
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if err != nil {
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return nil, err
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}
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defer tx.Rollback()
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blockNum, err := getBlockNumber(blockNr, tx)
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if err != nil {
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return nil, err
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}
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block := rawdb.ReadBlockByNumber(tx, blockNum)
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if block == nil {
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return nil, fmt.Errorf("block not found: %d", blockNum)
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}
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n := hexutil.Uint(len(block.Transactions()))
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return &n, nil
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}
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// GetBlockTransactionCountByHash returns the number of transactions in the block
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func (api *APIImpl) GetBlockTransactionCountByHash(ctx context.Context, blockHash common.Hash) (*hexutil.Uint, error) {
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2020-10-24 06:55:43 +00:00
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tx, err := api.dbReader.Begin(ctx, false)
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2020-10-14 15:59:42 +00:00
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if err != nil {
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return nil, err
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}
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defer tx.Rollback()
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block := rawdb.ReadBlockByHash(tx, blockHash)
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if block == nil {
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return nil, fmt.Errorf("block not found: %x", blockHash)
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}
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n := hexutil.Uint(len(block.Transactions()))
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return &n, nil
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}
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