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Don't error when Snapshot is aborted (#9492) 

* Don't error when Snapshot is aborted

* PR Grumble

* PR grumble
This commit is contained in:
Nicolas Gotchac 2018-09-10 15:26:52 +02:00 committed by Wei Tang
parent 44531e3009
commit f3aed42dd6
1 changed files with 16 additions and 22 deletions
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38
ethcore/src/snapshot/service.rs
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@ -29,7 +29,8 @@ use super::io::{SnapshotReader, LooseReader, SnapshotWriter, LooseWriter};
use blockchain::{BlockChain, BlockChainDB, BlockChainDBHandler};
use client::{Client, ChainInfo, ClientIoMessage};
use engines::EthEngine;
use error::Error;
use error::{Error, ErrorKind as SnapshotErrorKind};
use snapshot::{Error as SnapshotError};
use hash::keccak;
use ids::BlockId;
@ -583,11 +584,20 @@ impl Service {
Ok(())
}
/// Feed a chunk of either kind. no-op if no restoration or status is wrong.
fn feed_chunk(&self, hash: H256, chunk: &[u8], is_state: bool) -> Result<(), Error> {
/// Feed a chunk of either kind (block or state). no-op if no restoration or status is wrong.
fn feed_chunk(&self, hash: H256, chunk: &[u8], is_state: bool) {
// TODO: be able to process block chunks and state chunks at same time?
let mut restoration = self.restoration.lock();
self.feed_chunk_with_restoration(&mut restoration, hash, chunk, is_state)
match self.feed_chunk_with_restoration(&mut restoration, hash, chunk, is_state) {
Ok(()) |
Err(Error(SnapshotErrorKind::Snapshot(SnapshotError::RestorationAborted), _)) => (),
Err(e) => {
warn!("Encountered error during snapshot restoration: {}", e);
*self.restoration.lock() = None;
*self.status.lock() = RestorationStatus::Failed;
let _ = fs::remove_dir_all(self.restoration_dir());
}
}
}
/// Feed a chunk with the Restoration
@ -641,28 +651,12 @@ impl Service {
/// Feed a state chunk to be processed synchronously.
pub fn feed_state_chunk(&self, hash: H256, chunk: &[u8]) {
match self.feed_chunk(hash, chunk, true) {
Ok(()) => (),
Err(e) => {
warn!("Encountered error during state restoration: {}", e);
*self.restoration.lock() = None;
*self.status.lock() = RestorationStatus::Failed;
let _ = fs::remove_dir_all(self.restoration_dir());
}
}
self.feed_chunk(hash, chunk, true);
}
/// Feed a block chunk to be processed synchronously.
pub fn feed_block_chunk(&self, hash: H256, chunk: &[u8]) {
match self.feed_chunk(hash, chunk, false) {
Ok(()) => (),
Err(e) => {
warn!("Encountered error during block restoration: {}", e);
*self.restoration.lock() = None;
*self.status.lock() = RestorationStatus::Failed;
let _ = fs::remove_dir_all(self.restoration_dir());
}
}
self.feed_chunk(hash, chunk, false);
}
}