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Snapshot sync part 2 (#2098)

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* Split block downloader into a module

* Snapshot sync progress

* Warp sync CLI option

* Increased snapshot chunk and ping timeouts

* Fixed an issue with delayed writes

* Updated bootnodes

* Don't run pending IO tasks on shutdown

* Optional first_block; removed insert_snapshot_block

* Fixing expect calls

* Fixed stalled sync

* style and docs

* Update block_sync.rs

[ci:skip]
This commit is contained in:
Arkadiy Paronyan
2016-10-18 18:16:00 +02:00
committed by GitHub
parent dba2d79b56
commit 487dfb0208
36 changed files with 1347 additions and 528 deletions
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10
ethcore/src/snapshot/mod.rs
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@@ -564,6 +564,7 @@ const POW_VERIFY_RATE: f32 = 0.02;
/// After all chunks have been submitted, we "glue" the chunks together.
pub struct BlockRebuilder {
chain: BlockChain,
db: Arc<Database>,
rng: OsRng,
disconnected: Vec<(u64, H256)>,
best_number: u64,
@@ -571,9 +572,10 @@ pub struct BlockRebuilder {
impl BlockRebuilder {
/// Create a new BlockRebuilder.
pub fn new(chain: BlockChain, best_number: u64) -> Result<Self, ::error::Error> {
pub fn new(chain: BlockChain, db: Arc<Database>, best_number: u64) -> Result<Self, ::error::Error> {
Ok(BlockRebuilder {
chain: chain,
db: db,
rng: try!(OsRng::new()),
disconnected: Vec::new(),
best_number: best_number,
@@ -616,15 +618,17 @@ impl BlockRebuilder {
}
let is_best = cur_number == self.best_number;
let mut batch = self.db.transaction();
// special-case the first block in each chunk.
if idx == 3 {
if self.chain.insert_snapshot_block(&block_bytes, receipts, Some(parent_total_difficulty), is_best) {
if self.chain.insert_unordered_block(&mut batch, &block_bytes, receipts, Some(parent_total_difficulty), is_best, false) {
self.disconnected.push((cur_number, block.header.hash()));
}
} else {
self.chain.insert_snapshot_block(&block_bytes, receipts, None, is_best);
self.chain.insert_unordered_block(&mut batch, &block_bytes, receipts, None, is_best, false);
}
self.db.write(batch).expect("Error writing to the DB");
self.chain.commit();
parent_hash = BlockView::new(&block_bytes).hash();