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solana
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Clean up and add comment

This commit is contained in:
Ryo Onodera 2021-01-17 14:38:19 +09:00 committed by Michael Vines
parent 5cf9094bb9
commit 8d4ab1bab1
1 changed files with 11 additions and 5 deletions
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16
core/src/rpc_service.rs
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@ -358,10 +358,16 @@ impl JsonRpcService {
let ledger_path = ledger_path.to_path_buf(); let ledger_path = ledger_path.to_path_buf();
let runtime01 = { // sadly, some parts of our current rpc implemention block the jsonrpc's
use tokio_01::runtime::{Builder as RuntimeBuilder, Runtime, TaskExecutor}; // _socket-listening_ event loop for too long, due to (blocking) long IO or intesive CPU,
RuntimeBuilder::new() // causing no further processing of incoming requests and ultimatily innocent clients timing-out.
.name_prefix("rpc") // So create a (shared) multi-threaded event_loop for jsonrpc and set its .threads() to 1,
// so that we avoid the single-threaded event loops from being created automatically by
// jsonrpc for threads when .threads(N > 1) is given.
let event_loop = {
tokio_01::runtime::Builder::new()
.core_threads(rpc_threads)
.name_prefix("sol-rpc-el")
.build() .build()
.unwrap() .unwrap()
}; };
@ -384,7 +390,7 @@ impl JsonRpcService {
io, io,
move |_req: &hyper::Request<hyper::Body>| request_processor.clone(), move |_req: &hyper::Request<hyper::Body>| request_processor.clone(),
) )
.event_loop_executor(runtime01.executor()) .event_loop_executor(event_loop.executor())
.threads(1) .threads(1)
.cors(DomainsValidation::AllowOnly(vec![ .cors(DomainsValidation::AllowOnly(vec![
AccessControlAllowOrigin::Any, AccessControlAllowOrigin::Any,