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fix: legacy transaction rlp decoding (#1672) 

* fix legacy tx rlp decoding

* add test for type 0 tx in 2718 envelopes

* update changelog

* refactor

* fmt
This commit is contained in:
Noah Citron 2022-09-06 12:08:05 -04:00 committed by GitHub
parent 69f24e03ef
commit a052ff8bd4
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2 changed files with 77 additions and 3 deletions
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1
CHANGELOG.md
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@ -4,6 +4,7 @@
### Unreleased
- Fix RLP decoding of legacy `Transaction`
- Fix RLP encoding of `TransactionReceipt` [#1661](https://github.com/gakonst/ethers-rs/pull/1661)
- Add `Unit8` helper type [#1639](https://github.com/gakonst/ethers-rs/pull/1639)
- Add `evm.deployedBytecode.immutableReferences` output selector [#1523](https://github.com/gakonst/ethers-rs/pull/1523)

79
ethers-core/src/types/transaction/response.rs
View File

@ -344,9 +344,14 @@ impl Decodable for Transaction {
true => Ok(Some(rlp.data()?.into())),
false => Ok(None),
}?;
let rest = rlp::Rlp::new(
rlp.as_raw().get(1..).ok_or(DecoderError::Custom("no transaction payload"))?,
);
let rest = if txn.transaction_type.is_some() {
rlp::Rlp::new(
rlp.as_raw().get(1..).ok_or(DecoderError::Custom("no transaction payload"))?,
)
} else {
rlp.to_owned()
};
match txn.transaction_type {
Some(x) if x == U64::from(1) => {
@ -758,6 +763,74 @@ mod tests {
assert_eq!(decoded_transaction.hash(), tx.hash());
}
#[test]
fn decode_rlp_legacy() {
let tx = Transaction {
block_hash: None,
block_number: None,
from: Address::from_str("c26ad91f4e7a0cad84c4b9315f420ca9217e315d").unwrap(),
gas: U256::from_str_radix("0x10e2b", 16).unwrap(),
gas_price: Some(U256::from_str_radix("0x12ec276caf", 16).unwrap()),
hash: H256::from_str("929ff27a5c7833953df23103c4eb55ebdfb698678139d751c51932163877fada").unwrap(),
input: Bytes::from(
hex::decode("a9059cbb000000000000000000000000fdae129ecc2c27d166a3131098bc05d143fa258e0000000000000000000000000000000000000000000000000000000002faf080").unwrap()
),
nonce: U256::zero(),
to: Some(Address::from_str("dac17f958d2ee523a2206206994597c13d831ec7").unwrap()),
transaction_index: None,
value: U256::zero(),
transaction_type: Some(U64::zero()),
v: U64::from(0x25),
r: U256::from_str_radix("c81e70f9e49e0d3b854720143e86d172fecc9e76ef8a8666f2fdc017017c5141", 16).unwrap(),
s: U256::from_str_radix("1dd3410180f6a6ca3e25ad3058789cd0df3321ed76b5b4dbe0a2bb2dc28ae274", 16).unwrap(),
chain_id: Some(U256::from(1)),
access_list: None,
max_fee_per_gas: None,
max_priority_fee_per_gas: None,
other: Default::default()
};
let rlp_bytes = hex::decode("f8aa808512ec276caf83010e2b94dac17f958d2ee523a2206206994597c13d831ec780b844a9059cbb000000000000000000000000fdae129ecc2c27d166a3131098bc05d143fa258e0000000000000000000000000000000000000000000000000000000002faf08025a0c81e70f9e49e0d3b854720143e86d172fecc9e76ef8a8666f2fdc017017c5141a01dd3410180f6a6ca3e25ad3058789cd0df3321ed76b5b4dbe0a2bb2dc28ae274").unwrap();
let decoded_transaction = Transaction::decode(&rlp::Rlp::new(&rlp_bytes)).unwrap();
assert_eq!(decoded_transaction.hash(), tx.hash());
}
#[test]
fn decode_rlp_legacy_in_envelope() {
let tx = Transaction {
block_hash: None,
block_number: None,
from: Address::from_str("c26ad91f4e7a0cad84c4b9315f420ca9217e315d").unwrap(),
gas: U256::from_str_radix("0x10e2b", 16).unwrap(),
gas_price: Some(U256::from_str_radix("0x12ec276caf", 16).unwrap()),
hash: H256::from_str("929ff27a5c7833953df23103c4eb55ebdfb698678139d751c51932163877fada").unwrap(),
input: Bytes::from(
hex::decode("a9059cbb000000000000000000000000fdae129ecc2c27d166a3131098bc05d143fa258e0000000000000000000000000000000000000000000000000000000002faf080").unwrap()
),
nonce: U256::zero(),
to: Some(Address::from_str("dac17f958d2ee523a2206206994597c13d831ec7").unwrap()),
transaction_index: None,
value: U256::zero(),
transaction_type: Some(U64::zero()),
v: U64::from(0x25),
r: U256::from_str_radix("c81e70f9e49e0d3b854720143e86d172fecc9e76ef8a8666f2fdc017017c5141", 16).unwrap(),
s: U256::from_str_radix("1dd3410180f6a6ca3e25ad3058789cd0df3321ed76b5b4dbe0a2bb2dc28ae274", 16).unwrap(),
chain_id: Some(U256::from(1)),
access_list: None,
max_fee_per_gas: None,
max_priority_fee_per_gas: None,
other: Default::default()
};
let rlp_bytes = hex::decode("00f8aa808512ec276caf83010e2b94dac17f958d2ee523a2206206994597c13d831ec780b844a9059cbb000000000000000000000000fdae129ecc2c27d166a3131098bc05d143fa258e0000000000000000000000000000000000000000000000000000000002faf08025a0c81e70f9e49e0d3b854720143e86d172fecc9e76ef8a8666f2fdc017017c5141a01dd3410180f6a6ca3e25ad3058789cd0df3321ed76b5b4dbe0a2bb2dc28ae274").unwrap();
let decoded_transaction = Transaction::decode(&rlp::Rlp::new(&rlp_bytes)).unwrap();
assert_eq!(decoded_transaction.hash(), tx.hash());
}
#[test]
fn recover_from() {
let tx = Transaction {