73 lines
2.5 KiB
Nim
73 lines
2.5 KiB
Nim
# Nimbus
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# Copyright (c) 2021 Status Research & Development GmbH
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# Licensed under either of
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# * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE))
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# * MIT license ([LICENSE-MIT](LICENSE-MIT))
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# at your option.
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# This file may not be copied, modified, or distributed except according to
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# those terms.
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import
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std/strutils,
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eth/[common, keys, rlp],
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stew/byteutils,
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chronos, stint,
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json_rpc/[rpcclient],
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../../../nimbus/transaction,
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../../../nimbus/utils/utils,
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../../../nimbus/rpc/hexstrings,
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../../../tests/rpcclient/eth_api
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export eth_api
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proc fromHex(x: type Hash256, hex: EthHashStr): Hash256 =
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hexToByteArray(hex.string, result.data)
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proc sendTransaction*(client: RpcClient, tx: Transaction): Future[bool] {.async.} =
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let data = rlp.encode(tx)
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let txHash = keccakHash(data)
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let hex = await client.eth_sendRawTransaction(hexDataStr(data))
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let decodedHash = Hash256.fromHex(hex)
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result = decodedHash == txHash
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proc blockNumber*(client: RpcClient): Future[uint64] {.async.} =
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let hex = await client.eth_blockNumber()
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result = parseHexInt(hex.string).uint64
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proc balanceAt*(client: RpcClient, address: EthAddress, blockNumber: uint64): Future[UInt256] {.async.} =
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let hex = await client.eth_getBalance(ethAddressStr(address), encodeQuantity(blockNumber).string)
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result = UInt256.fromHex(hex.string)
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proc balanceAt*(client: RpcClient, address: EthAddress): Future[UInt256] {.async.} =
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let hex = await client.eth_getBalance(ethAddressStr(address), "latest")
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result = UInt256.fromHex(hex.string)
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proc nonceAt*(client: RpcClient, address: EthAddress): Future[AccountNonce] {.async.} =
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let hex = await client.eth_getTransactionCount(ethAddressStr(address), "latest")
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result = parseHexInt(hex.string).AccountNonce
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proc txReceipt*(client: RpcClient, txHash: Hash256): Future[Option[Receipt]] {.async.} =
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let rr = await client.eth_getTransactionReceipt(txHash)
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if rr.isNone:
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return none(Receipt)
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let rc = rr.get()
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let rec = Receipt(
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receiptType: LegacyReceipt,
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isHash : rc.root.isSome,
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status : rc.status.isSome,
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hash : rc.root.get(Hash256()),
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cumulativeGasUsed: parseHexInt(rc.cumulativeGasUsed.string).GasInt,
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bloom : BloomFilter(rc.logsBloom),
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logs : rc.logs
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)
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result = some(rec)
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proc gasUsed*(client: RpcClient, txHash: Hash256): Future[Option[GasInt]] {.async.} =
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let rr = await client.eth_getTransactionReceipt(txHash)
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if rr.isNone:
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return none(GasInt)
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let rc = rr.get()
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result = some(parseHexInt(rc.gasUsed.string).GasInt)
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