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eth_getTransactionByHash

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This commit is contained in:
coffeepots 2018-08-17 19:53:47 +01:00
parent f84a4bd9d9
commit 19c68422bc
1 changed files with 36 additions and 3 deletions
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39
nimbus/rpc/p2p.nim
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@ -9,8 +9,8 @@
import import
nimcrypto, json_rpc/rpcserver, eth_p2p, hexstrings, strutils, stint, nimcrypto, json_rpc/rpcserver, eth_p2p, hexstrings, strutils, stint,
../config, ../vm_state, ../constants, eth_trie/[memdb, types], ../config, ../vm_state, ../constants, eth_trie/[memdb, types],
../db/[db_chain, state_db], eth_common, rpc_types, byteutils, ../db/[db_chain, state_db, storage_types], eth_common, rpc_types, byteutils,
ranges/typedranges, times, ../utils/header ranges/typedranges, times, ../utils/header, rlp
#[ #[
Note: Note:
@ -290,12 +290,45 @@ proc setupP2PRPC*(node: EthereumNode, rpcsrv: RpcServer) =
body = chain.getBlockBody(header.hash) body = chain.getBlockBody(header.hash)
populateBlockObject(header, body) populateBlockObject(header, body)
func populateTransactionObject(transaction: Transaction, txHash: Hash256, txCount: UInt256, txIndex: int, blockHeader: BlockHeader, gas: int64): TransactionObject =
result.hash = txHash
result.nonce = txCount
result.blockHash = new Hash256
result.blockHash[] = blockHeader.hash
result.blockNumber = new BlockNumber
result.blockNumber[] = blockHeader.blockNumber
result.transactionIndex = new int64
result.transactionIndex[] = txIndex
# TODO: Fetch or calculate `from` address with signature after signing with the private key
#result.source: EthAddress
result.to = new EthAddress
result.to[] = transaction.to
result.value = transaction.value
result.gasPrice = transaction.gasPrice
result.gas = gas
result.input = transaction.payload
rpcsrv.rpc("eth_getTransactionByHash") do(data: HexDataStr) -> TransactionObject: rpcsrv.rpc("eth_getTransactionByHash") do(data: HexDataStr) -> TransactionObject:
## Returns the information about a transaction requested by transaction hash. ## Returns the information about a transaction requested by transaction hash.
## ##
## data: hash of a transaction. ## data: hash of a transaction.
## Returns requested transaction information. ## Returns requested transaction information.
discard let
h = data.string.strToHash()
txDetails = chain.getTransactionKey(h)
header = chain.getBlockHeader(txDetails.blockNumber)
blockHash = chain.getBlockHash(txDetails.blockNumber)
body = chain.getBlockBody(blockHash)
transaction = body.transactions[txDetails.index]
vmState = newBaseVMState(header, chain)
addressDb = vmState.chaindb.getStateDb(blockHash, true)
# TODO: Get/calculate address for this transaction
address = ZERO_ADDRESS
txCount = addressDb.getNonce(address)
txHash = transaction.rlpHash
# TODO: Fetch account gas
accountGas = 0
populateTransactionObject(transaction, txHash, txCount, txDetails.index, header, accountGas)
rpcsrv.rpc("eth_getTransactionByBlockHashAndIndex") do(data: HexDataStr, quantity: int) -> TransactionObject: rpcsrv.rpc("eth_getTransactionByBlockHashAndIndex") do(data: HexDataStr, quantity: int) -> TransactionObject:
## Returns information about a transaction by block hash and transaction index position. ## Returns information about a transaction by block hash and transaction index position.