84 lines
3.2 KiB
Rust
84 lines
3.2 KiB
Rust
// Copyright 2015-2020 Parity Technologies (UK) Ltd.
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// This file is part of OpenEthereum.
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// OpenEthereum is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// OpenEthereum is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with OpenEthereum. If not, see <http://www.gnu.org/licenses/>.
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use std::cmp::min;
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use types::transaction::{
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AccessListTx, Action, EIP1559TransactionTx, SignedTransaction, Transaction, TypedTransaction,
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TypedTxId,
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};
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use ethereum_types::U256;
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use jsonrpc_core::{Error, ErrorCode};
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use v1::helpers::CallRequest;
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pub fn sign_call(request: CallRequest) -> Result<SignedTransaction, Error> {
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let max_gas = U256::from(500_000_000);
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let gas = min(request.gas.unwrap_or(max_gas), max_gas);
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let from = request.from.unwrap_or_default();
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let mut tx_legacy = Transaction {
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nonce: request.nonce.unwrap_or_default(),
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action: request.to.map_or(Action::Create, Action::Call),
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gas,
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gas_price: request.gas_price.unwrap_or_default(),
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value: request.value.unwrap_or_default(),
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data: request.data.unwrap_or_default(),
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};
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let tx_typed = match TypedTxId::from_U64_option_id(request.transaction_type) {
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Some(TypedTxId::Legacy) => TypedTransaction::Legacy(tx_legacy),
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Some(TypedTxId::AccessList) => {
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if request.access_list.is_none() {
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return Err(Error::new(ErrorCode::InvalidParams));
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}
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TypedTransaction::AccessList(AccessListTx::new(
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tx_legacy,
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request
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.access_list
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.unwrap_or_default()
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.into_iter()
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.map(Into::into)
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.collect(),
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))
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}
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Some(TypedTxId::EIP1559Transaction) => {
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if let Some(max_fee_per_gas) = request.max_fee_per_gas {
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tx_legacy.gas_price = max_fee_per_gas;
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} else {
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return Err(Error::new(ErrorCode::InvalidParams));
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}
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if let Some(max_priority_fee_per_gas) = request.max_priority_fee_per_gas {
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let transaction = AccessListTx::new(
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tx_legacy,
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request
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.access_list
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.unwrap_or_default()
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.into_iter()
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.map(Into::into)
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.collect(),
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);
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TypedTransaction::EIP1559Transaction(EIP1559TransactionTx {
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transaction,
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max_priority_fee_per_gas,
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})
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} else {
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return Err(Error::new(ErrorCode::InvalidParams));
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}
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}
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_ => return Err(Error::new(ErrorCode::InvalidParams)),
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};
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Ok(tx_typed.fake_sign(from))
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}
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