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RPC: parity_getBlockReceipts (#9527) 

* Block receipts RPC.

* Use lazy evaluation of block receipts (ecrecover).

* Optimize transaction_receipt to prevent performance regression.

* Fix RPC grumbles.

* Add block & transaction receipt tests.

* Fix conversion to block id.
This commit is contained in:
Tomasz Drwięga 2018-09-25 19:06:14 +02:00 committed by Marek Kotewicz
parent 3f95a62e4f
commit cc963d42a0
18 changed files with 241 additions and 155 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
ethcore/light/src/provider.rs
View File

@ -176,7 +176,7 @@ impl<T: ProvingBlockChainClient + ?Sized> Provider for T {
}
fn block_receipts(&self, req: request::CompleteReceiptsRequest) -> Option<request::ReceiptsResponse> {
BlockChainClient::block_receipts(self, &req.hash)
BlockChainClient::encoded_block_receipts(self, &req.hash)
.map(|x| ::request::ReceiptsResponse { receipts: ::rlp::decode_list(&x) })
}

5
ethcore/src/blockchain/blockchain.rs
View File

@ -160,11 +160,6 @@ pub trait BlockProvider {
.and_then(|n| body.view().localized_transaction_at(&address.block_hash, n, address.index)))
}
/// Get transaction receipt.
fn transaction_receipt(&self, address: &TransactionAddress) -> Option<Receipt> {
self.block_receipts(&address.block_hash).and_then(|br| br.receipts.into_iter().nth(address.index))
}
/// Get a list of transactions for a given block.
/// Returns None if block does not exist.
fn transactions(&self, hash: &H256) -> Option<Vec<LocalizedTransaction>> {

117
ethcore/src/client/client.rs
View File

@ -1792,26 +1792,49 @@ impl BlockChainClient for Client {
}
fn transaction_receipt(&self, id: TransactionId) -> Option<LocalizedReceipt> {
// NOTE Don't use block_receipts here for performance reasons
let address = self.transaction_address(id)?;
let hash = address.block_hash;
let chain = self.chain.read();
self.transaction_address(id)
.and_then(|address| chain.block_number(&address.block_hash).and_then(|block_number| {
let transaction = chain.block_body(&address.block_hash)
.and_then(|body| body.view().localized_transaction_at(&address.block_hash, block_number, address.index));
let number = chain.block_number(&hash)?;
let body = chain.block_body(&hash)?;
let mut receipts = chain.block_receipts(&hash)?.receipts;
receipts.truncate(address.index + 1);
let previous_receipts = (0..address.index + 1)
.map(|index| {
let mut address = address.clone();
address.index = index;
chain.transaction_receipt(&address)
})
.collect();
match (transaction, previous_receipts) {
(Some(transaction), Some(previous_receipts)) => {
Some(transaction_receipt(self.engine().machine(), transaction, previous_receipts))
},
_ => None,
}
}))
let transaction = body.view().localized_transaction_at(&hash, number, address.index)?;
let receipt = receipts.pop()?;
let gas_used = receipts.last().map_or_else(|| 0.into(), |r| r.gas_used);
let no_of_logs = receipts.into_iter().map(|receipt| receipt.logs.len()).sum::<usize>();
let receipt = transaction_receipt(self.engine().machine(), transaction, receipt, gas_used, no_of_logs);
Some(receipt)
}
fn block_receipts(&self, id: BlockId) -> Option<Vec<LocalizedReceipt>> {
let hash = self.block_hash(id)?;
let chain = self.chain.read();
let receipts = chain.block_receipts(&hash)?;
let number = chain.block_number(&hash)?;
let body = chain.block_body(&hash)?;
let engine = self.engine.clone();
let mut gas_used = 0.into();
let mut no_of_logs = 0;
Some(body
.view()
.localized_transactions(&hash, number)
.into_iter()
.zip(receipts.receipts)
.map(move |(transaction, receipt)| {
let result = transaction_receipt(engine.machine(), transaction, receipt, gas_used, no_of_logs);
gas_used = result.cumulative_gas_used;
no_of_logs += result.logs.len();
result
})
.collect()
)
}
fn tree_route(&self, from: &H256, to: &H256) -> Option<TreeRoute> {
@ -1830,7 +1853,7 @@ impl BlockChainClient for Client {
self.state_db.read().journal_db().state(hash)
}
fn block_receipts(&self, hash: &H256) -> Option<Bytes> {
fn encoded_block_receipts(&self, hash: &H256) -> Option<Bytes> {
self.chain.read().block_receipts(hash).map(|receipts| ::rlp::encode(&receipts).into_vec())
}
@ -2385,16 +2408,14 @@ impl Drop for Client {
/// Returns `LocalizedReceipt` given `LocalizedTransaction`
/// and a vector of receipts from given block up to transaction index.
fn transaction_receipt(machine: &::machine::EthereumMachine, mut tx: LocalizedTransaction, mut receipts: Vec<Receipt>) -> LocalizedReceipt {
assert_eq!(receipts.len(), tx.transaction_index + 1, "All previous receipts are provided.");
fn transaction_receipt(
machine: &::machine::EthereumMachine,
mut tx: LocalizedTransaction,
receipt: Receipt,
prior_gas_used: U256,
prior_no_of_logs: usize,
) -> LocalizedReceipt {
let sender = tx.sender();
let receipt = receipts.pop().expect("Current receipt is provided; qed");
let prior_gas_used = match tx.transaction_index {
0 => 0.into(),
i => receipts.get(i - 1).expect("All previous receipts are provided; qed").gas_used,
};
let no_of_logs = receipts.into_iter().map(|receipt| receipt.logs.len()).sum::<usize>();
let transaction_hash = tx.hash();
let block_hash = tx.block_hash;
let block_number = tx.block_number;
@ -2423,7 +2444,7 @@ fn transaction_receipt(machine: &::machine::EthereumMachine, mut tx: LocalizedTr
transaction_hash: transaction_hash,
transaction_index: transaction_index,
transaction_log_index: i,
log_index: no_of_logs + i,
log_index: prior_no_of_logs + i,
}).collect(),
log_bloom: receipt.log_bloom,
outcome: receipt.outcome,
@ -2471,6 +2492,33 @@ mod tests {
assert!(client.tree_route(&genesis, &new_hash).is_none());
}
#[test]
fn should_return_block_receipts() {
use client::{BlockChainClient, BlockId, TransactionId};
use test_helpers::{generate_dummy_client_with_data};
let client = generate_dummy_client_with_data(2, 2, &[1.into(), 1.into()]);
let receipts = client.block_receipts(BlockId::Latest).unwrap();
assert_eq!(receipts.len(), 2);
assert_eq!(receipts[0].transaction_index, 0);
assert_eq!(receipts[0].block_number, 2);
assert_eq!(receipts[0].cumulative_gas_used, 53_000.into());
assert_eq!(receipts[0].gas_used, 53_000.into());
assert_eq!(receipts[1].transaction_index, 1);
assert_eq!(receipts[1].block_number, 2);
assert_eq!(receipts[1].cumulative_gas_used, 106_000.into());
assert_eq!(receipts[1].gas_used, 53_000.into());
let receipt = client.transaction_receipt(TransactionId::Hash(receipts[0].transaction_hash));
assert_eq!(receipt, Some(receipts[0].clone()));
let receipt = client.transaction_receipt(TransactionId::Hash(receipts[1].transaction_hash));
assert_eq!(receipt, Some(receipts[1].clone()));
}
#[test]
fn should_return_correct_log_index() {
use hash::keccak;
@ -2514,20 +2562,15 @@ mod tests {
topics: vec![],
data: vec![],
}];
let receipts = vec![Receipt {
outcome: TransactionOutcome::StateRoot(state_root),
gas_used: 5.into(),
log_bloom: Default::default(),
logs: vec![logs[0].clone()],
}, Receipt {
let receipt = Receipt {
outcome: TransactionOutcome::StateRoot(state_root),
gas_used: gas_used,
log_bloom: Default::default(),
logs: logs.clone(),
}];
};
// when
let receipt = transaction_receipt(&machine, transaction, receipts);
let receipt = transaction_receipt(&machine, transaction, receipt, 5.into(), 1);
// then
assert_eq!(receipt, LocalizedReceipt {

6
ethcore/src/client/test_client.rs
View File

@ -687,6 +687,10 @@ impl BlockChainClient for TestBlockChainClient {
self.receipts.read().get(&id).cloned()
}
fn block_receipts(&self, _id: BlockId) -> Option<Vec<LocalizedReceipt>> {
Some(self.receipts.read().values().cloned().collect())
}
fn logs(&self, filter: Filter) -> Result<Vec<LocalizedLogEntry>, BlockId> {
match self.error_on_logs.read().as_ref() {
Some(id) => return Err(id.clone()),
@ -786,7 +790,7 @@ impl BlockChainClient for TestBlockChainClient {
None
}
fn block_receipts(&self, hash: &H256) -> Option<Bytes> {
fn encoded_block_receipts(&self, hash: &H256) -> Option<Bytes> {
// starts with 'f' ?
if *hash > H256::from("f000000000000000000000000000000000000000000000000000000000000000") {
let receipt = BlockReceipts::new(vec![Receipt::new(

5
ethcore/src/client/traits.rs
View File

@ -281,6 +281,9 @@ pub trait BlockChainClient : Sync + Send + AccountData + BlockChain + CallContra
/// Get transaction receipt with given hash.
fn transaction_receipt(&self, id: TransactionId) -> Option<LocalizedReceipt>;
/// Get localized receipts for all transaction in given block.
fn block_receipts(&self, id: BlockId) -> Option<Vec<LocalizedReceipt>>;
/// Get a tree route between `from` and `to`.
/// See `BlockChain::tree_route`.
fn tree_route(&self, from: &H256, to: &H256) -> Option<TreeRoute>;
@ -292,7 +295,7 @@ pub trait BlockChainClient : Sync + Send + AccountData + BlockChain + CallContra
fn state_data(&self, hash: &H256) -> Option<Bytes>;
/// Get raw block receipts data by block header hash.
fn block_receipts(&self, hash: &H256) -> Option<Bytes>;
fn encoded_block_receipts(&self, hash: &H256) -> Option<Bytes>;
/// Get block queue information.
fn queue_info(&self) -> BlockQueueInfo;

28
ethcore/src/miner/miner.rs
View File

@ -50,7 +50,7 @@ use executive::contract_address;
use header::{Header, BlockNumber};
use miner;
use miner::pool_client::{PoolClient, CachedNonceClient, NonceCache};
use receipt::{Receipt, RichReceipt};
use receipt::RichReceipt;
use spec::Spec;
use state::State;
use ethkey::Password;
@ -1039,19 +1039,17 @@ impl miner::MinerService for Miner {
self.transaction_queue.status()
}
fn pending_receipt(&self, best_block: BlockNumber, hash: &H256) -> Option<RichReceipt> {
fn pending_receipts(&self, best_block: BlockNumber) -> Option<Vec<RichReceipt>> {
self.map_existing_pending_block(|pending| {
let txs = pending.transactions();
txs.iter()
.map(|t| t.hash())
.position(|t| t == *hash)
.map(|index| {
let receipts = pending.receipts();
let receipts = pending.receipts();
pending.transactions()
.into_iter()
.enumerate()
.map(|(index, tx)| {
let prev_gas = if index == 0 { Default::default() } else { receipts[index - 1].gas_used };
let tx = &txs[index];
let receipt = &receipts[index];
RichReceipt {
transaction_hash: hash.clone(),
transaction_hash: tx.hash(),
transaction_index: index,
cumulative_gas_used: receipt.gas_used,
gas_used: receipt.gas_used - prev_gas,
@ -1067,15 +1065,7 @@ impl miner::MinerService for Miner {
outcome: receipt.outcome.clone(),
}
})
}, best_block).and_then(|x| x)
}
fn pending_receipts(&self, best_block: BlockNumber) -> Option<BTreeMap<H256, Receipt>> {
self.map_existing_pending_block(|pending| {
let hashes = pending.transactions().iter().map(|t| t.hash());
let receipts = pending.receipts().iter().cloned();
hashes.zip(receipts).collect()
.collect()
}, best_block)
}

9
ethcore/src/miner/mod.rs
View File

@ -44,7 +44,7 @@ use client::{
};
use error::Error;
use header::{BlockNumber, Header};
use receipt::{RichReceipt, Receipt};
use receipt::RichReceipt;
use transaction::{self, UnverifiedTransaction, SignedTransaction, PendingTransaction};
use state::StateInfo;
use ethkey::Password;
@ -95,10 +95,13 @@ pub trait MinerService : Send + Sync {
// Pending block
/// Get a list of all pending receipts from pending block.
fn pending_receipts(&self, best_block: BlockNumber) -> Option<BTreeMap<H256, Receipt>>;
fn pending_receipts(&self, best_block: BlockNumber) -> Option<Vec<RichReceipt>>;
/// Get a particular receipt from pending block.
fn pending_receipt(&self, best_block: BlockNumber, hash: &H256) -> Option<RichReceipt>;
fn pending_receipt(&self, best_block: BlockNumber, hash: &H256) -> Option<RichReceipt> {
let receipts = self.pending_receipts(best_block)?;
receipts.into_iter().find(|r| &r.transaction_hash == hash)
}
/// Get `Some` `clone()` of the current pending block's state or `None` if we're not sealing.
fn pending_state(&self, latest_block_number: BlockNumber) -> Option<Self::State>;

4
ethcore/src/views/body.rs
View File

@ -38,9 +38,9 @@ impl<'a> BodyView<'a> {
/// ```
/// #[macro_use]
/// extern crate ethcore;
///
///
/// use ethcore::views::{BodyView};
///
///
/// fn main() {
/// let bytes : &[u8] = &[];
/// let body_view = view!(BodyView, bytes);

2
ethcore/sync/src/chain/supplier.rs
View File

@ -226,7 +226,7 @@ impl SyncSupplier {
let mut added_receipts = 0usize;
let mut data = Bytes::new();
for i in 0..count {
if let Some(mut receipts_bytes) = io.chain().block_receipts(&rlp.val_at::<H256>(i)?) {
if let Some(mut receipts_bytes) = io.chain().encoded_block_receipts(&rlp.val_at::<H256>(i)?) {
data.append(&mut receipts_bytes);
added_receipts += receipts_bytes.len();
added_headers += 1;

24
rpc/src/v1/impls/eth.rs
View File

@ -29,7 +29,6 @@ use ethcore::account_provider::AccountProvider;
use ethcore::client::{BlockChainClient, BlockId, TransactionId, UncleId, StateOrBlock, StateClient, StateInfo, Call, EngineInfo};
use ethcore::filter::Filter as EthcoreFilter;
use ethcore::header::{BlockNumber as EthBlockNumber};
use ethcore::log_entry::LogEntry;
use ethcore::miner::{self, MinerService};
use ethcore::snapshot::SnapshotService;
use ethcore::encoded;
@ -419,11 +418,11 @@ impl<C, SN: ?Sized, S: ?Sized, M, EM, T: StateInfo + 'static> EthClient<C, SN, S
pub fn pending_logs<M>(miner: &M, best_block: EthBlockNumber, filter: &EthcoreFilter) -> Vec<Log> where M: MinerService {
let receipts = miner.pending_receipts(best_block).unwrap_or_default();
let pending_logs = receipts.into_iter()
.flat_map(|(hash, r)| r.logs.into_iter().map(|l| (hash.clone(), l)).collect::<Vec<(H256, LogEntry)>>())
.collect::<Vec<(H256, LogEntry)>>();
pending_logs.into_iter()
receipts.into_iter()
.flat_map(|r| {
let hash = r.transaction_hash;
r.logs.into_iter().map(move |l| (hash, l))
})
.filter(|pair| filter.matches(&pair.1))
.map(|pair| {
let mut log = Log::from(pair.1);
@ -673,16 +672,17 @@ impl<C, SN: ?Sized, S: ?Sized, M, EM, T: StateInfo + 'static> Eth for EthClient<
}
fn transaction_receipt(&self, hash: RpcH256) -> BoxFuture<Option<Receipt>> {
let best_block = self.client.chain_info().best_block_number;
let hash: H256 = hash.into();
match (self.miner.pending_receipt(best_block, &hash), self.options.allow_pending_receipt_query) {
(Some(receipt), true) => Box::new(future::ok(Some(receipt.into()))),
_ => {
let receipt = self.client.transaction_receipt(TransactionId::Hash(hash));
Box::new(future::ok(receipt.map(Into::into)))
if self.options.allow_pending_receipt_query {
let best_block = self.client.chain_info().best_block_number;
if let Some(receipt) = self.miner.pending_receipt(best_block, &hash) {
return Box::new(future::ok(Some(receipt.into())));
}
}
let receipt = self.client.transaction_receipt(TransactionId::Hash(hash));
Box::new(future::ok(receipt.map(Into::into)))
}
fn uncle_by_block_hash_and_index(&self, hash: RpcH256, index: Index) -> BoxFuture<Option<RichBlock>> {

35
rpc/src/v1/impls/light/eth.rs
View File

@ -46,7 +46,7 @@ use v1::helpers::{SyncPollFilter, PollManager};
use v1::helpers::light_fetch::{self, LightFetch};
use v1::traits::Eth;
use v1::types::{
RichBlock, Block, BlockTransactions, BlockNumber, Bytes, SyncStatus, SyncInfo,
RichBlock, Block, BlockTransactions, BlockNumber, LightBlockNumber, Bytes, SyncStatus, SyncInfo,
Transaction, CallRequest, Index, Filter, Log, Receipt, Work,
H64 as RpcH64, H256 as RpcH256, H160 as RpcH160, U256 as RpcU256,
};
@ -67,23 +67,6 @@ pub struct EthClient<T> {
gas_price_percentile: usize,
}
impl<T> EthClient<T> {
fn num_to_id(num: BlockNumber) -> BlockId {
// Note: Here we treat `Pending` as `Latest`.
// Since light clients don't produce pending blocks
// (they don't have state) we can safely fallback to `Latest`.
match num {
BlockNumber::Num(n) => BlockId::Number(n),
BlockNumber::Earliest => BlockId::Earliest,
BlockNumber::Latest => BlockId::Latest,
BlockNumber::Pending => {
warn!("`Pending` is deprecated and may be removed in future versions. Falling back to `Latest`");
BlockId::Latest
}
}
}
}
impl<T> Clone for EthClient<T> {
fn clone(&self) -> Self {
// each instance should have its own poll manager.
@ -285,7 +268,7 @@ impl<T: LightChainClient + 'static> Eth for EthClient<T> {
}
fn balance(&self, address: RpcH160, num: Trailing<BlockNumber>) -> BoxFuture<RpcU256> {
Box::new(self.fetcher().account(address.into(), Self::num_to_id(num.unwrap_or_default()))
Box::new(self.fetcher().account(address.into(), num.unwrap_or_default().to_block_id())
.map(|acc| acc.map_or(0.into(), |a| a.balance).into()))
}
@ -298,11 +281,11 @@ impl<T: LightChainClient + 'static> Eth for EthClient<T> {
}
fn block_by_number(&self, num: BlockNumber, include_txs: bool) -> BoxFuture<Option<RichBlock>> {
Box::new(self.rich_block(Self::num_to_id(num), include_txs).map(Some))
Box::new(self.rich_block(num.to_block_id(), include_txs).map(Some))
}
fn transaction_count(&self, address: RpcH160, num: Trailing<BlockNumber>) -> BoxFuture<RpcU256> {
Box::new(self.fetcher().account(address.into(), Self::num_to_id(num.unwrap_or_default()))
Box::new(self.fetcher().account(address.into(), num.unwrap_or_default().to_block_id())
.map(|acc| acc.map_or(0.into(), |a| a.nonce).into()))
}
@ -325,7 +308,7 @@ impl<T: LightChainClient + 'static> Eth for EthClient<T> {
fn block_transaction_count_by_number(&self, num: BlockNumber) -> BoxFuture<Option<RpcU256>> {
let (sync, on_demand) = (self.sync.clone(), self.on_demand.clone());
Box::new(self.fetcher().header(Self::num_to_id(num)).and_then(move |hdr| {
Box::new(self.fetcher().header(num.to_block_id()).and_then(move |hdr| {
if hdr.transactions_root() == KECCAK_NULL_RLP {
Either::A(future::ok(Some(U256::from(0).into())))
} else {
@ -357,7 +340,7 @@ impl<T: LightChainClient + 'static> Eth for EthClient<T> {
fn block_uncles_count_by_number(&self, num: BlockNumber) -> BoxFuture<Option<RpcU256>> {
let (sync, on_demand) = (self.sync.clone(), self.on_demand.clone());
Box::new(self.fetcher().header(Self::num_to_id(num)).and_then(move |hdr| {
Box::new(self.fetcher().header(num.to_block_id()).and_then(move |hdr| {
if hdr.uncles_hash() == KECCAK_EMPTY_LIST_RLP {
Either::B(future::ok(Some(U256::from(0).into())))
} else {
@ -371,7 +354,7 @@ impl<T: LightChainClient + 'static> Eth for EthClient<T> {
}
fn code_at(&self, address: RpcH160, num: Trailing<BlockNumber>) -> BoxFuture<Bytes> {
Box::new(self.fetcher().code(address.into(), Self::num_to_id(num.unwrap_or_default())).map(Into::into))
Box::new(self.fetcher().code(address.into(), num.unwrap_or_default().to_block_id()).map(Into::into))
}
fn send_raw_transaction(&self, raw: Bytes) -> Result<RpcH256> {
@ -438,7 +421,7 @@ impl<T: LightChainClient + 'static> Eth for EthClient<T> {
}
fn transaction_by_block_number_and_index(&self, num: BlockNumber, idx: Index) -> BoxFuture<Option<Transaction>> {
Box::new(self.fetcher().block(Self::num_to_id(num)).map(move |block| {
Box::new(self.fetcher().block(num.to_block_id()).map(move |block| {
light_fetch::extract_transaction_at_index(block, idx.value())
}))
}
@ -482,7 +465,7 @@ impl<T: LightChainClient + 'static> Eth for EthClient<T> {
fn uncle_by_block_number_and_index(&self, num: BlockNumber, idx: Index) -> BoxFuture<Option<RichBlock>> {
let client = self.client.clone();
Box::new(self.fetcher().block(Self::num_to_id(num)).map(move |block| {
Box::new(self.fetcher().block(num.to_block_id()).map(move |block| {
extract_uncle_at_index(block, idx, client)
}))
}

20
rpc/src/v1/impls/light/parity.rs
View File

@ -26,7 +26,6 @@ use ethstore::random_phrase;
use sync::LightSyncProvider;
use ethcore::account_provider::AccountProvider;
use ethcore_logger::RotatingLogger;
use ethcore::ids::BlockId;
use light::client::LightChainClient;
@ -42,9 +41,9 @@ use v1::types::{
Bytes, U256, U64, H160, H256, H512, CallRequest,
Peers, Transaction, RpcSettings, Histogram,
TransactionStats, LocalTransactionStatus,
BlockNumber, ConsensusCapability, VersionInfo,
BlockNumber, LightBlockNumber, ConsensusCapability, VersionInfo,
OperationsInfo, ChainStatus,
AccountInfo, HwAccountInfo, Header, RichHeader,
AccountInfo, HwAccountInfo, Header, RichHeader, Receipt,
};
use Host;
@ -403,18 +402,15 @@ impl Parity for ParityClient {
extra_info: extra_info,
})
};
// Note: Here we treat `Pending` as `Latest`.
// Since light clients don't produce pending blocks
// (they don't have state) we can safely fallback to `Latest`.
let id = match number.unwrap_or_default() {
BlockNumber::Num(n) => BlockId::Number(n),
BlockNumber::Earliest => BlockId::Earliest,
BlockNumber::Latest | BlockNumber::Pending => BlockId::Latest,
};
let id = number.unwrap_or_default().to_block_id();
Box::new(self.fetcher().header(id).and_then(from_encoded))
}
fn block_receipts(&self, number: Trailing<BlockNumber>) -> BoxFuture<Vec<Receipt>> {
let id = number.unwrap_or_default().to_block_id();
Box::new(self.fetcher().receipts(id).and_then(|receipts| Ok(receipts.into_iter().map(Into::into).collect())))
}
fn ipfs_cid(&self, content: Bytes) -> Result<String> {
ipfs::cid(content)
}

38
rpc/src/v1/impls/parity.rs
View File

@ -45,7 +45,7 @@ use v1::types::{
TransactionStats, LocalTransactionStatus,
BlockNumber, ConsensusCapability, VersionInfo,
OperationsInfo, ChainStatus,
AccountInfo, HwAccountInfo, RichHeader,
AccountInfo, HwAccountInfo, RichHeader, Receipt,
block_number_to_id
};
use Host;
@ -332,7 +332,7 @@ impl<C, M, U, S> Parity for ParityClient<C, M, U> where
fn ws_url(&self) -> Result<String> {
helpers::to_url(&self.ws_address)
.ok_or_else(|| errors::ws_disabled())
.ok_or_else(errors::ws_disabled)
}
fn next_nonce(&self, address: H160) -> BoxFuture<U256> {
@ -387,7 +387,8 @@ impl<C, M, U, S> Parity for ParityClient<C, M, U> where
let (header, extra) = if number == BlockNumber::Pending {
let info = self.client.chain_info();
let header = try_bf!(self.miner.pending_block_header(info.best_block_number).ok_or(errors::unknown_block()));
let header =
try_bf!(self.miner.pending_block_header(info.best_block_number).ok_or_else(errors::unknown_block));
(header.encoded(), None)
} else {
@ -398,7 +399,7 @@ impl<C, M, U, S> Parity for ParityClient<C, M, U> where
BlockNumber::Pending => unreachable!(), // Already covered
};
let header = try_bf!(self.client.block_header(id.clone()).ok_or(errors::unknown_block()));
let header = try_bf!(self.client.block_header(id.clone()).ok_or_else(errors::unknown_block));
let info = self.client.block_extra_info(id).expect(EXTRA_INFO_PROOF);
(header, Some(info))
@ -410,6 +411,27 @@ impl<C, M, U, S> Parity for ParityClient<C, M, U> where
}))
}
fn block_receipts(&self, number: Trailing<BlockNumber>) -> BoxFuture<Vec<Receipt>> {
let number = number.unwrap_or_default();
let id = match number {
BlockNumber::Pending => {
let info = self.client.chain_info();
let receipts = try_bf!(self.miner.pending_receipts(info.best_block_number).ok_or_else(errors::unknown_block));
return Box::new(future::ok(receipts
.into_iter()
.map(Into::into)
.collect()
))
},
BlockNumber::Num(num) => BlockId::Number(num),
BlockNumber::Earliest => BlockId::Earliest,
BlockNumber::Latest => BlockId::Latest,
};
let receipts = try_bf!(self.client.block_receipts(id).ok_or_else(errors::unknown_block));
Box::new(future::ok(receipts.into_iter().map(Into::into).collect()))
}
fn ipfs_cid(&self, content: Bytes) -> Result<String> {
ipfs::cid(content)
}
@ -427,8 +449,8 @@ impl<C, M, U, S> Parity for ParityClient<C, M, U> where
let (mut state, header) = if num == BlockNumber::Pending {
let info = self.client.chain_info();
let state = self.miner.pending_state(info.best_block_number).ok_or(errors::state_pruned())?;
let header = self.miner.pending_block_header(info.best_block_number).ok_or(errors::state_pruned())?;
let state = self.miner.pending_state(info.best_block_number).ok_or_else(errors::state_pruned)?;
let header = self.miner.pending_block_header(info.best_block_number).ok_or_else(errors::state_pruned)?;
(state, header)
} else {
@ -439,8 +461,8 @@ impl<C, M, U, S> Parity for ParityClient<C, M, U> where
BlockNumber::Pending => unreachable!(), // Already covered
};
let state = self.client.state_at(id).ok_or(errors::state_pruned())?;
let header = self.client.block_header(id).ok_or(errors::state_pruned())?.decode().map_err(errors::decode)?;
let state = self.client.state_at(id).ok_or_else(errors::state_pruned)?;
let header = self.client.block_header(id).ok_or_else(errors::state_pruned)?.decode().map_err(errors::decode)?;
(state, header)
};

32
rpc/src/v1/tests/helpers/miner_service.rs
View File

@ -28,7 +28,7 @@ use ethcore::error::Error;
use ethcore::header::{BlockNumber, Header};
use ethcore::ids::BlockId;
use ethcore::miner::{self, MinerService, AuthoringParams};
use ethcore::receipt::{Receipt, RichReceipt};
use ethcore::receipt::RichReceipt;
use ethereum_types::{H256, U256, Address};
use miner::pool::local_transactions::Status as LocalTransactionStatus;
use miner::pool::{verifier, VerifiedTransaction, QueueStatus};
@ -46,7 +46,7 @@ pub struct TestMinerService {
/// Pre-existed local transactions
pub local_transactions: Mutex<BTreeMap<H256, LocalTransactionStatus>>,
/// Pre-existed pending receipts
pub pending_receipts: Mutex<BTreeMap<H256, Receipt>>,
pub pending_receipts: Mutex<Vec<RichReceipt>>,
/// Next nonces.
pub next_nonces: RwLock<HashMap<Address, U256>>,
/// Password held by Engine.
@ -58,11 +58,11 @@ pub struct TestMinerService {
impl Default for TestMinerService {
fn default() -> TestMinerService {
TestMinerService {
imported_transactions: Mutex::new(Vec::new()),
pending_transactions: Mutex::new(HashMap::new()),
local_transactions: Mutex::new(BTreeMap::new()),
pending_receipts: Mutex::new(BTreeMap::new()),
next_nonces: RwLock::new(HashMap::new()),
imported_transactions: Default::default(),
pending_transactions: Default::default(),
local_transactions: Default::default(),
pending_receipts: Default::default(),
next_nonces: Default::default(),
password: RwLock::new("".into()),
authoring_params: RwLock::new(AuthoringParams {
author: Address::zero(),
@ -230,23 +230,7 @@ impl MinerService for TestMinerService {
}).collect()
}
fn pending_receipt(&self, _best_block: BlockNumber, hash: &H256) -> Option<RichReceipt> {
// Not much point implementing this since the logic is complex and the only thing it relies on is pending_receipts, which is already tested.
self.pending_receipts(0).unwrap().get(hash).map(|r|
RichReceipt {
transaction_hash: Default::default(),
transaction_index: Default::default(),
cumulative_gas_used: r.gas_used.clone(),
gas_used: r.gas_used.clone(),
contract_address: None,
logs: r.logs.clone(),
log_bloom: r.log_bloom,
outcome: r.outcome.clone(),
}
)
}
fn pending_receipts(&self, _best_block: BlockNumber) -> Option<BTreeMap<H256, Receipt>> {
fn pending_receipts(&self, _best_block: BlockNumber) -> Option<Vec<RichReceipt>> {
Some(self.pending_receipts.lock().clone())
}

34
rpc/src/v1/tests/mocked/parity.rs
View File

@ -16,7 +16,8 @@
use std::sync::Arc;
use ethcore::account_provider::AccountProvider;
use ethcore::client::{TestBlockChainClient, Executed};
use ethcore::client::{TestBlockChainClient, Executed, TransactionId};
use ethcore::receipt::{LocalizedReceipt, TransactionOutcome};
use ethcore_logger::RotatingLogger;
use ethereum_types::{Address, U256, H256};
use ethstore::ethkey::{Generator, Random};
@ -531,3 +532,34 @@ fn rpc_parity_call() {
assert_eq!(io.handle_request_sync(request), Some(response.to_owned()));
}
#[test]
fn rpc_parity_block_receipts() {
let deps = Dependencies::new();
deps.client.receipts.write()
.insert(TransactionId::Hash(1.into()), LocalizedReceipt {
transaction_hash: 1.into(),
transaction_index: 0,
block_hash: 3.into(),
block_number: 0,
cumulative_gas_used: 21_000.into(),
gas_used: 21_000.into(),
contract_address: None,
logs: vec![],
log_bloom: 1.into(),
outcome: TransactionOutcome::Unknown,
to: None,
from: 9.into(),
});
let io = deps.default_client();
let request = r#"{
"jsonrpc": "2.0",
"method": "parity_getBlockReceipts",
"params": [],
"id": 1
}"#;
let response = r#"{"jsonrpc":"2.0","result":[{"blockHash":"0x0000000000000000000000000000000000000000000000000000000000000003","blockNumber":"0x0","contractAddress":null,"cumulativeGasUsed":"0x5208","from":"0x0000000000000000000000000000000000000009","gasUsed":"0x5208","logs":[],"logsBloom":"0x00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001","root":null,"status":null,"to":null,"transactionHash":"0x0000000000000000000000000000000000000000000000000000000000000001","transactionIndex":"0x0"}],"id":1}"#;
assert_eq!(io.handle_request_sync(request), Some(response.to_owned()));
}

8
rpc/src/v1/traits/parity.rs
View File

@ -27,7 +27,7 @@ use v1::types::{
TransactionStats, LocalTransactionStatus,
BlockNumber, ConsensusCapability, VersionInfo,
OperationsInfo, ChainStatus,
AccountInfo, HwAccountInfo, RichHeader,
AccountInfo, HwAccountInfo, RichHeader, Receipt,
};
build_rpc_trait! {
@ -211,6 +211,12 @@ build_rpc_trait! {
#[rpc(name = "parity_getBlockHeaderByNumber")]
fn block_header(&self, Trailing<BlockNumber>) -> BoxFuture<RichHeader>;
/// Get block receipts.
/// Allows you to fetch receipts from the entire block at once.
/// If no parameter is provided defaults to `latest`.
#[rpc(name = "parity_getBlockReceipts")]
fn block_receipts(&self, Trailing<BlockNumber>) -> BoxFuture<Vec<Receipt>>;
/// Get IPFS CIDv0 given protobuf encoded bytes.
#[rpc(name = "parity_cidV0")]
fn ipfs_cid(&self, Bytes) -> Result<String>;

25
rpc/src/v1/types/block_number.rs
View File

@ -54,6 +54,31 @@ impl BlockNumber {
}
}
/// BlockNumber to BlockId conversion
///
/// NOTE use only for light clients.
pub trait LightBlockNumber {
/// Convert block number to block id.
fn to_block_id(self) -> BlockId;
}
impl LightBlockNumber for BlockNumber {
fn to_block_id(self) -> BlockId {
// NOTE Here we treat `Pending` as `Latest`.
// Since light clients don't produce pending blocks
// (they don't have state) we can safely fallback to `Latest`.
match self {
BlockNumber::Num(n) => BlockId::Number(n),
BlockNumber::Earliest => BlockId::Earliest,
BlockNumber::Latest => BlockId::Latest,
BlockNumber::Pending => {
warn!("`Pending` is deprecated and may be removed in future versions. Falling back to `Latest`");
BlockId::Latest
}
}
}
}
impl Serialize for BlockNumber {
fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error> where S: Serializer {
match *self {

2
rpc/src/v1/types/mod.rs
View File

@ -49,7 +49,7 @@ pub mod pubsub;
pub use self::account_info::{AccountInfo, ExtAccountInfo, HwAccountInfo};
pub use self::bytes::Bytes;
pub use self::block::{RichBlock, Block, BlockTransactions, Header, RichHeader, Rich};
pub use self::block_number::{BlockNumber, block_number_to_id};
pub use self::block_number::{BlockNumber, LightBlockNumber, block_number_to_id};
pub use self::call_request::CallRequest;
pub use self::confirmations::{
ConfirmationPayload, ConfirmationRequest, ConfirmationResponse, ConfirmationResponseWithToken,