Directly return None if tracing is disabled (#8504)

* Directly return None if tracing is disabled

* Address gumbles: release read locks as fast as possible
This commit is contained in:
Wei Tang 2018-05-01 20:47:04 +08:00 committed by Afri Schoedon
parent 2a829b1f1a
commit 7a76916143

View File

@ -1868,6 +1868,10 @@ impl BlockChainClient for Client {
}
fn filter_traces(&self, filter: TraceFilter) -> Option<Vec<LocalizedTrace>> {
if !self.tracedb.read().tracing_enabled() {
return None;
}
let start = self.block_number(filter.range.start)?;
let end = self.block_number(filter.range.end)?;
@ -1887,6 +1891,10 @@ impl BlockChainClient for Client {
}
fn trace(&self, trace: TraceId) -> Option<LocalizedTrace> {
if !self.tracedb.read().tracing_enabled() {
return None;
}
let trace_address = trace.address;
self.transaction_address(trace.transaction)
.and_then(|tx_address| {
@ -1896,6 +1904,10 @@ impl BlockChainClient for Client {
}
fn transaction_traces(&self, transaction: TransactionId) -> Option<Vec<LocalizedTrace>> {
if !self.tracedb.read().tracing_enabled() {
return None;
}
self.transaction_address(transaction)
.and_then(|tx_address| {
self.block_number(BlockId::Hash(tx_address.block_hash))
@ -1904,6 +1916,10 @@ impl BlockChainClient for Client {
}
fn block_traces(&self, block: BlockId) -> Option<Vec<LocalizedTrace>> {
if !self.tracedb.read().tracing_enabled() {
return None;
}
self.block_number(block)
.and_then(|number| self.tracedb.read().block_traces(number))
}