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Merge remote-tracking branch 'origin/master' into cli-rpc

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This commit is contained in:
Gav Wood 2016-12-15 17:13:51 +01:00
commit 943f58487c
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9 changed files with 251 additions and 139 deletions
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2
Cargo.lock generated
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@ -1363,7 +1363,7 @@ dependencies = [
[[package]]
name = "parity-ui-precompiled"
version = "1.4.0"
source = "git+https://github.com/ethcore/js-precompiled.git#a80a0c512cf569985ec1fffc5ea5ae70eb6c1e1f"
source = "git+https://github.com/ethcore/js-precompiled.git#762c6d10f8640a6c4b875d776490282680bfe3e2"
dependencies = [
"parity-dapps-glue 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
]

11
ethcore/src/client/test_client.rs
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@ -90,6 +90,8 @@ pub struct TestBlockChainClient {
pub ancient_block: RwLock<Option<(H256, u64)>>,
/// First block info.
pub first_block: RwLock<Option<(H256, u64)>>,
/// Traces to return
pub traces: RwLock<Option<Vec<LocalizedTrace>>>,
}
/// Used for generating test client blocks.
@ -151,6 +153,7 @@ impl TestBlockChainClient {
latest_block_timestamp: RwLock::new(10_000_000),
ancient_block: RwLock::new(None),
first_block: RwLock::new(None),
traces: RwLock::new(None),
};
client.add_blocks(1, EachBlockWith::Nothing); // add genesis block
client.genesis_hash = client.last_hash.read().clone();
@ -654,19 +657,19 @@ impl BlockChainClient for TestBlockChainClient {
}
fn filter_traces(&self, _filter: TraceFilter) -> Option<Vec<LocalizedTrace>> {
unimplemented!();
self.traces.read().clone()
}
fn trace(&self, _trace: TraceId) -> Option<LocalizedTrace> {
unimplemented!();
self.traces.read().clone().and_then(|vec| vec.into_iter().next())
}
fn transaction_traces(&self, _trace: TransactionId) -> Option<Vec<LocalizedTrace>> {
unimplemented!();
self.traces.read().clone()
}
fn block_traces(&self, _trace: BlockId) -> Option<Vec<LocalizedTrace>> {
unimplemented!();
self.traces.read().clone()
}
fn queue_transactions(&self, transactions: Vec<Bytes>, _peer_id: usize) {

24
ethcore/src/engines/tendermint/mod.rs
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@ -661,10 +661,10 @@ mod tests {
use block::*;
use error::{Error, BlockError};
use header::Header;
use io::IoChannel;
use env_info::EnvInfo;
use tests::helpers::*;
use account_provider::AccountProvider;
use io::IoService;
use service::ClientIoMessage;
use spec::Spec;
use engines::{Engine, EngineError, Seal};
@ -904,19 +904,15 @@ mod tests {
let proposal = Some(b.header().bare_hash());
// Register IoHandler remembers messages.
let io_service = IoService::<ClientIoMessage>::start().unwrap();
let test_io = TestIo::new();
io_service.register_handler(test_io.clone()).unwrap();
engine.register_message_channel(io_service.channel());
let channel = IoChannel::to_handler(Arc::downgrade(&(test_io.clone() as Arc<IoHandler<ClientIoMessage>>)));
engine.register_message_channel(channel);
let prevote_current = vote(&engine, |mh| tap.sign(v0, None, mh).map(H520::from), h, r, Step::Prevote, proposal);
let precommit_current = vote(&engine, |mh| tap.sign(v0, None, mh).map(H520::from), h, r, Step::Precommit, proposal);
let prevote_future = vote(&engine, |mh| tap.sign(v0, None, mh).map(H520::from), h + 1, r, Step::Prevote, proposal);
// Wait a bit for async stuff.
::std::thread::sleep(::std::time::Duration::from_millis(500));
// Relays all valid present and future messages.
assert!(test_io.received.read().contains(&ClientIoMessage::BroadcastMessage(prevote_current)));
@ -941,9 +937,8 @@ mod tests {
// Register IoHandler remembers messages.
let test_io = TestIo::new();
let io_service = IoService::<ClientIoMessage>::start().unwrap();
io_service.register_handler(test_io.clone()).unwrap();
engine.register_message_channel(io_service.channel());
let channel = IoChannel::to_handler(Arc::downgrade(&(test_io.clone() as Arc<IoHandler<ClientIoMessage>>)));
engine.register_message_channel(channel);
// Propose
let (b, mut seal) = propose_default(&spec, v1.clone());
@ -956,11 +951,12 @@ mod tests {
vote(&engine, |mh| tap.sign(v1, None, mh).map(H520::from), h, r, Step::Precommit, proposal);
vote(&engine, |mh| tap.sign(v0, None, mh).map(H520::from), h, r, Step::Precommit, proposal);
// Wait a bit for async stuff.
::std::thread::sleep(::std::time::Duration::from_millis(500));
seal[2] = precommit_signatures(&tap, h, r, Some(b.header().bare_hash()), v1, v0);
assert!(test_io.received.read().contains(&ClientIoMessage::SubmitSeal(proposal.unwrap(), seal)));
let first = test_io.received.read().contains(&ClientIoMessage::SubmitSeal(proposal.unwrap(), seal.clone()));
seal[2] = precommit_signatures(&tap, h, r, Some(b.header().bare_hash()), v0, v1);
let second = test_io.received.read().contains(&ClientIoMessage::SubmitSeal(proposal.unwrap(), seal));
assert!(first ^ second);
engine.stop();
}
}

2
ethcore/src/types/trace_types/localized.rs
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@ -21,7 +21,7 @@ use super::trace::{Action, Res};
use header::BlockNumber;
/// Localized trace.
#[derive(Debug, PartialEq, Binary)]
#[derive(Debug, PartialEq, Clone, Binary)]
pub struct LocalizedTrace {
/// Type of action performed by a transaction.
pub action: Action,

2
js/package.json
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@ -1,6 +1,6 @@
{
"name": "parity.js",
"version": "0.2.123",
"version": "0.2.124",
"main": "release/index.js",
"jsnext:main": "src/index.js",
"author": "Parity Team <admin@parity.io>",

139
rpc/src/v1/impls/traces.rs
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@ -17,14 +17,14 @@
//! Traces api implementation.
use std::sync::{Weak, Arc};
use jsonrpc_core::*;
use serde;
use rlp::{UntrustedRlp, View};
use ethcore::client::{BlockChainClient, CallAnalytics, TransactionId, TraceId};
use ethcore::miner::MinerService;
use ethcore::transaction::{Transaction as EthTransaction, SignedTransaction, Action};
use jsonrpc_core::Error;
use jsonrpc_macros::Trailing;
use v1::traits::Traces;
use v1::helpers::{errors, CallRequest as CRequest};
use v1::types::{TraceFilter, LocalizedTrace, BlockNumber, Index, CallRequest, Bytes, TraceResults, H256};
@ -37,22 +37,6 @@ fn to_call_analytics(flags: Vec<String>) -> CallAnalytics {
}
}
/// Returns number of different parameters in given `Params` object.
fn params_len(params: &Params) -> usize {
match params {
&Params::Array(ref vec) => vec.len(),
_ => 0,
}
}
/// Deserialize request parameters with optional third parameter `BlockNumber` defaulting to `BlockNumber::Latest`.
fn from_params_default_third<F1, F2>(params: Params) -> Result<(F1, F2, BlockNumber, ), Error> where F1: serde::de::Deserialize, F2: serde::de::Deserialize {
match params_len(&params) {
2 => from_params::<(F1, F2, )>(params).map(|(f1, f2)| (f1, f2, BlockNumber::Latest)),
_ => from_params::<(F1, F2, BlockNumber)>(params)
}
}
/// Traces api implementation.
pub struct TracesClient<C, M> where C: BlockChainClient, M: MinerService {
client: Weak<C>,
@ -91,90 +75,77 @@ impl<C, M> TracesClient<C, M> where C: BlockChainClient, M: MinerService {
}
impl<C, M> Traces for TracesClient<C, M> where C: BlockChainClient + 'static, M: MinerService + 'static {
fn filter(&self, params: Params) -> Result<Value, Error> {
fn filter(&self, filter: TraceFilter) -> Result<Vec<LocalizedTrace>, Error> {
try!(self.active());
from_params::<(TraceFilter,)>(params)
.and_then(|(filter, )| {
let client = take_weak!(self.client);
let traces = client.filter_traces(filter.into());
let traces = traces.map_or_else(Vec::new, |traces| traces.into_iter().map(LocalizedTrace::from).collect());
Ok(to_value(&traces))
})
let client = take_weak!(self.client);
let traces = client.filter_traces(filter.into());
let traces = traces.map_or_else(Vec::new, |traces| traces.into_iter().map(LocalizedTrace::from).collect());
Ok(traces)
}
fn block_traces(&self, params: Params) -> Result<Value, Error> {
fn block_traces(&self, block_number: BlockNumber) -> Result<Vec<LocalizedTrace>, Error> {
try!(self.active());
from_params::<(BlockNumber,)>(params)
.and_then(|(block_number,)| {
let client = take_weak!(self.client);
let traces = client.block_traces(block_number.into());
let traces = traces.map_or_else(Vec::new, |traces| traces.into_iter().map(LocalizedTrace::from).collect());
Ok(to_value(&traces))
})
let client = take_weak!(self.client);
let traces = client.block_traces(block_number.into());
let traces = traces.map_or_else(Vec::new, |traces| traces.into_iter().map(LocalizedTrace::from).collect());
Ok(traces)
}
fn transaction_traces(&self, params: Params) -> Result<Value, Error> {
fn transaction_traces(&self, transaction_hash: H256) -> Result<Vec<LocalizedTrace>, Error> {
try!(self.active());
from_params::<(H256,)>(params)
.and_then(|(transaction_hash,)| {
let client = take_weak!(self.client);
let traces = client.transaction_traces(TransactionId::Hash(transaction_hash.into()));
let traces = traces.map_or_else(Vec::new, |traces| traces.into_iter().map(LocalizedTrace::from).collect());
Ok(to_value(&traces))
})
let client = take_weak!(self.client);
let traces = client.transaction_traces(TransactionId::Hash(transaction_hash.into()));
let traces = traces.map_or_else(Vec::new, |traces| traces.into_iter().map(LocalizedTrace::from).collect());
Ok(traces)
}
fn trace(&self, params: Params) -> Result<Value, Error> {
fn trace(&self, transaction_hash: H256, address: Vec<Index>) -> Result<Option<LocalizedTrace>, Error> {
try!(self.active());
from_params::<(H256, Vec<Index>)>(params)
.and_then(|(transaction_hash, address)| {
let client = take_weak!(self.client);
let id = TraceId {
transaction: TransactionId::Hash(transaction_hash.into()),
address: address.into_iter().map(|i| i.value()).collect()
};
let trace = client.trace(id);
let trace = trace.map(LocalizedTrace::from);
Ok(to_value(&trace))
})
let client = take_weak!(self.client);
let id = TraceId {
transaction: TransactionId::Hash(transaction_hash.into()),
address: address.into_iter().map(|i| i.value()).collect()
};
let trace = client.trace(id);
let trace = trace.map(LocalizedTrace::from);
Ok(trace)
}
fn call(&self, params: Params) -> Result<Value, Error> {
fn call(&self, request: CallRequest, flags: Vec<String>, block: Trailing<BlockNumber>) -> Result<Option<TraceResults>, Error> {
try!(self.active());
from_params_default_third(params)
.and_then(|(request, flags, block)| {
let request = CallRequest::into(request);
let signed = try!(self.sign_call(request));
match take_weak!(self.client).call(&signed, block.into(), to_call_analytics(flags)) {
Ok(e) => Ok(to_value(&TraceResults::from(e))),
_ => Ok(Value::Null),
}
})
let block = block.0;
let request = CallRequest::into(request);
let signed = try!(self.sign_call(request));
Ok(match take_weak!(self.client).call(&signed, block.into(), to_call_analytics(flags)) {
Ok(e) => Some(TraceResults::from(e)),
_ => None,
})
}
fn raw_transaction(&self, params: Params) -> Result<Value, Error> {
fn raw_transaction(&self, raw_transaction: Bytes, flags: Vec<String>, block: Trailing<BlockNumber>) -> Result<Option<TraceResults>, Error> {
try!(self.active());
from_params_default_third(params)
.and_then(|(raw_transaction, flags, block)| {
let raw_transaction = Bytes::to_vec(raw_transaction);
match UntrustedRlp::new(&raw_transaction).as_val() {
Ok(signed) => match take_weak!(self.client).call(&signed, block.into(), to_call_analytics(flags)) {
Ok(e) => Ok(to_value(&TraceResults::from(e))),
_ => Ok(Value::Null),
},
Err(e) => Err(errors::invalid_params("Transaction is not valid RLP", e)),
}
})
let block = block.0;
let raw_transaction = Bytes::to_vec(raw_transaction);
match UntrustedRlp::new(&raw_transaction).as_val() {
Ok(signed) => Ok(match take_weak!(self.client).call(&signed, block.into(), to_call_analytics(flags)) {
Ok(e) => Some(TraceResults::from(e)),
_ => None,
}),
Err(e) => Err(errors::invalid_params("Transaction is not valid RLP", e)),
}
}
fn replay_transaction(&self, params: Params) -> Result<Value, Error> {
fn replay_transaction(&self, transaction_hash: H256, flags: Vec<String>) -> Result<Option<TraceResults>, Error> {
try!(self.active());
from_params::<(H256, _)>(params)
.and_then(|(transaction_hash, flags)| {
match take_weak!(self.client).replay(TransactionId::Hash(transaction_hash.into()), to_call_analytics(flags)) {
Ok(e) => Ok(to_value(&TraceResults::from(e))),
_ => Ok(Value::Null),
}
})
Ok(match take_weak!(self.client).replay(TransactionId::Hash(transaction_hash.into()), to_call_analytics(flags)) {
Ok(e) => Some(TraceResults::from(e)),
_ => None,
})
}
}

7
rpc/src/v1/tests/mocked/mod.rs
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@ -18,13 +18,14 @@
//! method calls properly.
mod eth;
mod manage_network;
mod net;
mod web3;
mod personal;
mod parity;
mod parity_accounts;
mod parity_set;
mod personal;
mod rpc;
mod signer;
mod signing;
mod manage_network;
mod traces;
mod web3;

145
rpc/src/v1/tests/mocked/traces.rs Normal file
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@ -0,0 +1,145 @@
// Copyright 2015, 2016 Parity Technologies (UK) Ltd.
// This file is part of Parity.
// Parity is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// Parity is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with Parity. If not, see <http://www.gnu.org/licenses/>.
use std::sync::Arc;
use ethcore::executed::{CallType, Executed};
use ethcore::trace::trace::{Action, Res, Call};
use ethcore::trace::LocalizedTrace;
use ethcore::client::{TestBlockChainClient};
use jsonrpc_core::{IoHandler, GenericIoHandler};
use v1::tests::helpers::{TestMinerService};
use v1::{Traces, TracesClient};
struct Tester {
_client: Arc<TestBlockChainClient>,
_miner: Arc<TestMinerService>,
io: IoHandler,
}
fn io() -> Tester {
let client = Arc::new(TestBlockChainClient::new());
*client.traces.write() = Some(vec![LocalizedTrace {
action: Action::Call(Call {
from: 0xf.into(),
to: 0x10.into(),
value: 0x1.into(),
gas: 0x100.into(),
input: vec![1, 2, 3],
call_type: CallType::Call,
}),
result: Res::None,
subtraces: 0,
trace_address: vec![0],
transaction_number: 0,
transaction_hash: 5.into(),
block_number: 10,
block_hash: 10.into(),
}]);
*client.execution_result.write() = Some(Ok(Executed {
gas: 20_000.into(),
gas_used: 10_000.into(),
refunded: 0.into(),
cumulative_gas_used: 10_000.into(),
logs: vec![],
contracts_created: vec![],
output: vec![1, 2, 3],
trace: vec![],
vm_trace: None,
state_diff: None,
}));
let miner = Arc::new(TestMinerService::default());
let traces = TracesClient::new(&client, &miner);
let io = IoHandler::new();
io.add_delegate(traces.to_delegate());
Tester {
_client: client,
_miner: miner,
io: io,
}
}
#[test]
fn rpc_trace_filter() {
let tester = io();
let request = r#"{"jsonrpc":"2.0","method":"trace_filter","params": [{}],"id":1}"#;
let response = r#"{"jsonrpc":"2.0","result":[{"action":{"callType":"call","from":"0x000000000000000000000000000000000000000f","gas":"0x100","input":"0x010203","to":"0x0000000000000000000000000000000000000010","value":"0x1"},"blockHash":"0x000000000000000000000000000000000000000000000000000000000000000a","blockNumber":10,"result":null,"subtraces":0,"traceAddress":[0],"transactionHash":"0x0000000000000000000000000000000000000000000000000000000000000005","transactionPosition":0,"type":"call"}],"id":1}"#;
assert_eq!(tester.io.handle_request_sync(request), Some(response.to_owned()));
}
#[test]
fn rpc_trace_block() {
let tester = io();
let request = r#"{"jsonrpc":"2.0","method":"trace_block","params": ["0x10"],"id":1}"#;
let response = r#"{"jsonrpc":"2.0","result":[{"action":{"callType":"call","from":"0x000000000000000000000000000000000000000f","gas":"0x100","input":"0x010203","to":"0x0000000000000000000000000000000000000010","value":"0x1"},"blockHash":"0x000000000000000000000000000000000000000000000000000000000000000a","blockNumber":10,"result":null,"subtraces":0,"traceAddress":[0],"transactionHash":"0x0000000000000000000000000000000000000000000000000000000000000005","transactionPosition":0,"type":"call"}],"id":1}"#;
assert_eq!(tester.io.handle_request_sync(request), Some(response.to_owned()));
}
#[test]
fn rpc_trace_transaction() {
let tester = io();
let request = r#"{"jsonrpc":"2.0","method":"trace_transaction","params":["0x0000000000000000000000000000000000000000000000000000000000000005"],"id":1}"#;
let response = r#"{"jsonrpc":"2.0","result":[{"action":{"callType":"call","from":"0x000000000000000000000000000000000000000f","gas":"0x100","input":"0x010203","to":"0x0000000000000000000000000000000000000010","value":"0x1"},"blockHash":"0x000000000000000000000000000000000000000000000000000000000000000a","blockNumber":10,"result":null,"subtraces":0,"traceAddress":[0],"transactionHash":"0x0000000000000000000000000000000000000000000000000000000000000005","transactionPosition":0,"type":"call"}],"id":1}"#;
assert_eq!(tester.io.handle_request_sync(request), Some(response.to_owned()));
}
#[test]
fn rpc_trace_get() {
let tester = io();
let request = r#"{"jsonrpc":"2.0","method":"trace_get","params":["0x0000000000000000000000000000000000000000000000000000000000000005", ["0","0","0"]],"id":1}"#;
let response = r#"{"jsonrpc":"2.0","result":{"action":{"callType":"call","from":"0x000000000000000000000000000000000000000f","gas":"0x100","input":"0x010203","to":"0x0000000000000000000000000000000000000010","value":"0x1"},"blockHash":"0x000000000000000000000000000000000000000000000000000000000000000a","blockNumber":10,"result":null,"subtraces":0,"traceAddress":[0],"transactionHash":"0x0000000000000000000000000000000000000000000000000000000000000005","transactionPosition":0,"type":"call"},"id":1}"#;
assert_eq!(tester.io.handle_request_sync(request), Some(response.to_owned()));
}
#[test]
fn rpc_trace_call() {
let tester = io();
let request = r#"{"jsonrpc":"2.0","method":"trace_call","params":[{}, ["stateDiff", "vmTrace", "trace"]],"id":1}"#;
let response = r#"{"jsonrpc":"2.0","result":{"output":"0x010203","stateDiff":null,"trace":[],"vmTrace":null},"id":1}"#;
assert_eq!(tester.io.handle_request_sync(request), Some(response.to_owned()));
}
#[test]
fn rpc_trace_raw_transaction() {
let tester = io();
let request = r#"{"jsonrpc":"2.0","method":"trace_rawTransaction","params":["0xf869018609184e72a0008276c094d46e8dd67c5d32be8058bb8eb970870f07244567849184e72a801ba0617f39c1a107b63302449c476d96a6cb17a5842fc98ff0c5bcf4d5c4d8166b95a009fdb6097c6196b9bbafc3a59f02f38d91baeef23d0c60a8e4f23c7714cea3a9", ["stateDiff", "vmTrace", "trace"]],"id":1}"#;
let response = r#"{"jsonrpc":"2.0","result":{"output":"0x010203","stateDiff":null,"trace":[],"vmTrace":null},"id":1}"#;
assert_eq!(tester.io.handle_request_sync(request), Some(response.to_owned()));
}
#[test]
fn rpc_trace_replay_transaction() {
let tester = io();
let request = r#"{"jsonrpc":"2.0","method":"trace_replayTransaction","params":["0x0000000000000000000000000000000000000000000000000000000000000005", ["trace", "stateDiff", "vmTrace"]],"id":1}"#;
let response = r#"{"jsonrpc":"2.0","result":{"output":"0x010203","stateDiff":null,"trace":[],"vmTrace":null},"id":1}"#;
assert_eq!(tester.io.handle_request_sync(request), Some(response.to_owned()));
}

58
rpc/src/v1/traits/traces.rs
View File

@ -16,43 +16,39 @@
//! Traces specific rpc interface.
use std::sync::Arc;
use jsonrpc_core::{Params, Value, Error, IoDelegate};
use jsonrpc_core::Error;
use jsonrpc_macros::Trailing;
use v1::types::{TraceFilter, LocalizedTrace, BlockNumber, Index, CallRequest, Bytes, TraceResults, H256};
/// Traces specific rpc interface.
pub trait Traces: Sized + Send + Sync + 'static {
/// Returns traces matching given filter.
fn filter(&self, _: Params) -> Result<Value, Error>;
build_rpc_trait! {
/// Traces specific rpc interface.
pub trait Traces {
/// Returns traces matching given filter.
#[rpc(name = "trace_filter")]
fn filter(&self, TraceFilter) -> Result<Vec<LocalizedTrace>, Error>;
/// Returns transaction trace at given index.
fn trace(&self, _: Params) -> Result<Value, Error>;
/// Returns transaction trace at given index.
#[rpc(name = "trace_get")]
fn trace(&self, H256, Vec<Index>) -> Result<Option<LocalizedTrace>, Error>;
/// Returns all traces of given transaction.
fn transaction_traces(&self, _: Params) -> Result<Value, Error>;
/// Returns all traces of given transaction.
#[rpc(name = "trace_transaction")]
fn transaction_traces(&self, H256) -> Result<Vec<LocalizedTrace>, Error>;
/// Returns all traces produced at given block.
fn block_traces(&self, _: Params) -> Result<Value, Error>;
/// Returns all traces produced at given block.
#[rpc(name = "trace_block")]
fn block_traces(&self, BlockNumber) -> Result<Vec<LocalizedTrace>, Error>;
/// Executes the given call and returns a number of possible traces for it.
fn call(&self, _: Params) -> Result<Value, Error>;
/// Executes the given call and returns a number of possible traces for it.
#[rpc(name = "trace_call")]
fn call(&self, CallRequest, Vec<String>, Trailing<BlockNumber>) -> Result<Option<TraceResults>, Error>;
/// Executes the given raw transaction and returns a number of possible traces for it.
fn raw_transaction(&self, _: Params) -> Result<Value, Error>;
/// Executes the given raw transaction and returns a number of possible traces for it.
#[rpc(name = "trace_rawTransaction")]
fn raw_transaction(&self, Bytes, Vec<String>, Trailing<BlockNumber>) -> Result<Option<TraceResults>, Error>;
/// Executes the transaction with the given hash and returns a number of possible traces for it.
fn replay_transaction(&self, _: Params) -> Result<Value, Error>;
/// Should be used to convert object to io delegate.
fn to_delegate(self) -> IoDelegate<Self> {
let mut delegate = IoDelegate::new(Arc::new(self));
delegate.add_method("trace_filter", Traces::filter);
delegate.add_method("trace_get", Traces::trace);
delegate.add_method("trace_transaction", Traces::transaction_traces);
delegate.add_method("trace_block", Traces::block_traces);
delegate.add_method("trace_call", Traces::call);
delegate.add_method("trace_rawTransaction", Traces::raw_transaction);
delegate.add_method("trace_replayTransaction", Traces::replay_transaction);
delegate
/// Executes the transaction with the given hash and returns a number of possible traces for it.
#[rpc(name = "trace_replayTransaction")]
fn replay_transaction(&self, H256, Vec<String>) -> Result<Option<TraceResults>, Error>;
}
}