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execute periodic snapshot in new thread (#3029) 

to ensure that the I/O worker isn't stalled.
This commit is contained in:
Robert Habermeier 2016-11-01 11:09:46 +01:00 committed by Gav Wood
parent cb3bb2469d
commit 42010acd68
1 changed files with 14 additions and 2 deletions
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16
ethcore/src/service.rs
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@ -188,6 +188,8 @@ impl IoHandler<ClientIoMessage> for ClientIoHandler {
#[cfg_attr(feature="dev", allow(single_match))]
fn message(&self, _io: &IoContext<ClientIoMessage>, net_message: &ClientIoMessage) {
use std::thread;
match *net_message {
ClientIoMessage::BlockVerified => { self.client.import_verified_blocks(); }
ClientIoMessage::NewTransactions(ref transactions) => { self.client.import_queued_transactions(transactions); }
@ -199,9 +201,19 @@ impl IoHandler<ClientIoMessage> for ClientIoHandler {
ClientIoMessage::FeedStateChunk(ref hash, ref chunk) => self.snapshot.feed_state_chunk(*hash, chunk),
ClientIoMessage::FeedBlockChunk(ref hash, ref chunk) => self.snapshot.feed_block_chunk(*hash, chunk),
ClientIoMessage::TakeSnapshot(num) => {
if let Err(e) = self.snapshot.take_snapshot(&*self.client, num) {
warn!("Failed to take snapshot at block #{}: {}", num, e);
let client = self.client.clone();
let snapshot = self.snapshot.clone();
let res = thread::Builder::new().name("Periodic Snapshot".into()).spawn(move || {
if let Err(e) = snapshot.take_snapshot(&*client, num) {
warn!("Failed to take snapshot at block #{}: {}", num, e);
}
});
if let Err(e) = res {
debug!(target: "snapshot", "Failed to initialize periodic snapshot thread: {:?}", e);
}
}
_ => {} // ignore other messages
}