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Warp sync part II (#9284)

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* Gap sync

* Gap epoch test

* Simplified network requests

* Update client/db/src/utils.rs

Co-authored-by: cheme <emericchevalier.pro@gmail.com>

* Fixed v1 migration and added some comments

* Next epoch is always regular

* Removed fork tree change

* Apply suggestions from code review

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

* Added a comment and converted assert to error

Co-authored-by: cheme <emericchevalier.pro@gmail.com>
Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>
This commit is contained in:
Arkadiy Paronyan
2021-10-07 11:31:39 +02:00
committed by GitHub
parent 9f1c3acb7d
commit e6ff531d0b
29 changed files with 800 additions and 169 deletions
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substrate/client/db/src/lib.rs
+46 -3
View File
@@ -502,6 +502,11 @@ impl<Block: BlockT> BlockchainDb<Block> {
}
}
fn update_block_gap(&self, gap: Option<(NumberFor<Block>, NumberFor<Block>)>) {
let mut meta = self.meta.write();
meta.block_gap = gap;
}
// Get block changes trie root, if available.
fn changes_trie_root(&self, block: BlockId<Block>) -> ClientResult<Option<Block::Hash>> {
self.header(block).map(|header| {
@@ -538,6 +543,7 @@ impl<Block: BlockT> sc_client_api::blockchain::HeaderBackend<Block> for Blockcha
finalized_number: meta.finalized_number,
finalized_state: meta.finalized_state.clone(),
number_leaves: self.leaves.read().count(),
block_gap: meta.block_gap,
}
}
@@ -1388,9 +1394,10 @@ impl<Block: BlockT> Backend<Block> {
operation.apply_offchain(&mut transaction);
let mut meta_updates = Vec::with_capacity(operation.finalized_blocks.len());
let mut last_finalized_hash = self.blockchain.meta.read().finalized_hash;
let mut last_finalized_num = self.blockchain.meta.read().finalized_number;
let best_num = self.blockchain.meta.read().best_number;
let (best_num, mut last_finalized_hash, mut last_finalized_num, mut block_gap) = {
let meta = self.blockchain.meta.read();
(meta.best_number, meta.finalized_hash, meta.finalized_number, meta.block_gap.clone())
};
let mut changes_trie_cache_ops = None;
for (block, justification) in operation.finalized_blocks {
@@ -1639,6 +1646,41 @@ impl<Block: BlockT> Backend<Block> {
children,
);
}
if let Some((mut start, end)) = block_gap {
if number == start {
start += One::one();
utils::insert_number_to_key_mapping(
&mut transaction,
columns::KEY_LOOKUP,
number,
hash,
)?;
}
if start > end {
transaction.remove(columns::META, meta_keys::BLOCK_GAP);
block_gap = None;
debug!(target: "db", "Removed block gap.");
} else {
block_gap = Some((start, end));
debug!(target: "db", "Update block gap. {:?}", block_gap);
transaction.set(
columns::META,
meta_keys::BLOCK_GAP,
&(start, end).encode(),
);
}
} else if number > best_num + One::one() &&
number > One::one() && self
.blockchain
.header(BlockId::hash(parent_hash))?
.is_none()
{
let gap = (best_num + One::one(), number - One::one());
transaction.set(columns::META, meta_keys::BLOCK_GAP, &gap.encode());
block_gap = Some(gap);
debug!(target: "db", "Detected block gap {:?}", block_gap);
}
}
meta_updates.push(MetaUpdate {
@@ -1716,6 +1758,7 @@ impl<Block: BlockT> Backend<Block> {
for m in meta_updates {
self.blockchain.update_meta(m);
}
self.blockchain.update_block_gap(block_gap);
Ok(())
}