132 lines
4.7 KiB
Rust
132 lines
4.7 KiB
Rust
// Copyright 2015-2017 Parity Technologies (UK) Ltd.
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// This file is part of Parity.
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// Parity 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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// Parity 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 Parity. If not, see <http://www.gnu.org/licenses/>.
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//! Traces api implementation.
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use std::sync::Arc;
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use ethcore::client::{MiningBlockChainClient, CallAnalytics, TransactionId, TraceId};
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use rlp::UntrustedRlp;
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use transaction::SignedTransaction;
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use jsonrpc_core::Result;
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use jsonrpc_macros::Trailing;
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use v1::Metadata;
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use v1::traits::Traces;
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use v1::helpers::{errors, fake_sign};
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use v1::types::{TraceFilter, LocalizedTrace, BlockNumber, Index, CallRequest, Bytes, TraceResults, TraceOptions, H256};
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fn to_call_analytics(flags: TraceOptions) -> CallAnalytics {
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CallAnalytics {
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transaction_tracing: flags.contains(&("trace".to_owned())),
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vm_tracing: flags.contains(&("vmTrace".to_owned())),
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state_diffing: flags.contains(&("stateDiff".to_owned())),
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}
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}
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/// Traces api implementation.
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pub struct TracesClient<C> {
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client: Arc<C>,
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}
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impl<C> TracesClient<C> {
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/// Creates new Traces client.
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pub fn new(client: &Arc<C>) -> Self {
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TracesClient {
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client: client.clone(),
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}
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}
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}
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impl<C> Traces for TracesClient<C> where C: MiningBlockChainClient + 'static {
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type Metadata = Metadata;
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fn filter(&self, filter: TraceFilter) -> Result<Option<Vec<LocalizedTrace>>> {
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Ok(self.client.filter_traces(filter.into())
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.map(|traces| traces.into_iter().map(LocalizedTrace::from).collect()))
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}
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fn block_traces(&self, block_number: BlockNumber) -> Result<Option<Vec<LocalizedTrace>>> {
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Ok(self.client.block_traces(block_number.into())
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.map(|traces| traces.into_iter().map(LocalizedTrace::from).collect()))
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}
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fn transaction_traces(&self, transaction_hash: H256) -> Result<Option<Vec<LocalizedTrace>>> {
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Ok(self.client.transaction_traces(TransactionId::Hash(transaction_hash.into()))
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.map(|traces| traces.into_iter().map(LocalizedTrace::from).collect()))
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}
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fn trace(&self, transaction_hash: H256, address: Vec<Index>) -> Result<Option<LocalizedTrace>> {
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let id = TraceId {
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transaction: TransactionId::Hash(transaction_hash.into()),
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address: address.into_iter().map(|i| i.value()).collect()
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};
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Ok(self.client.trace(id)
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.map(LocalizedTrace::from))
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}
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fn call(&self, meta: Self::Metadata, request: CallRequest, flags: TraceOptions, block: Trailing<BlockNumber>) -> Result<TraceResults> {
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let block = block.unwrap_or_default();
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let request = CallRequest::into(request);
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let signed = fake_sign::sign_call(request, meta.is_dapp())?;
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self.client.call(&signed, to_call_analytics(flags), block.into())
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.map(TraceResults::from)
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.map_err(errors::call)
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}
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fn call_many(&self, meta: Self::Metadata, requests: Vec<(CallRequest, TraceOptions)>, block: Trailing<BlockNumber>) -> Result<Vec<TraceResults>> {
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let block = block.unwrap_or_default();
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let requests = requests.into_iter()
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.map(|(request, flags)| {
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let request = CallRequest::into(request);
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let signed = fake_sign::sign_call(request, meta.is_dapp())?;
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Ok((signed, to_call_analytics(flags)))
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})
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.collect::<Result<Vec<_>>>()?;
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self.client.call_many(&requests, block.into())
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.map(|results| results.into_iter().map(TraceResults::from).collect())
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.map_err(errors::call)
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}
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fn raw_transaction(&self, raw_transaction: Bytes, flags: TraceOptions, block: Trailing<BlockNumber>) -> Result<TraceResults> {
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let block = block.unwrap_or_default();
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let tx = UntrustedRlp::new(&raw_transaction.into_vec()).as_val().map_err(|e| errors::invalid_params("Transaction is not valid RLP", e))?;
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let signed = SignedTransaction::new(tx).map_err(errors::transaction)?;
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self.client.call(&signed, to_call_analytics(flags), block.into())
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.map(TraceResults::from)
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.map_err(errors::call)
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}
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fn replay_transaction(&self, transaction_hash: H256, flags: TraceOptions) -> Result<TraceResults> {
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self.client.replay(TransactionId::Hash(transaction_hash.into()), to_call_analytics(flags))
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.map(TraceResults::from)
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.map_err(errors::call)
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}
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fn replay_block_transactions(&self, block_number: BlockNumber, flags: TraceOptions) -> Result<Vec<TraceResults>> {
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self.client.replay_block_transactions(block_number.into(), to_call_analytics(flags))
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.map(|results| results.into_iter().map(TraceResults::from).collect())
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.map_err(errors::call)
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}
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}
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