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Fast sync (#8884)

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* State sync

* Importing state fixes

* Bugfixes

* Sync with proof

* Status reporting

* Unsafe sync mode

* Sync test

* Cleanup

* Apply suggestions from code review

Co-authored-by: cheme <emericchevalier.pro@gmail.com>
Co-authored-by: Pierre Krieger <pierre.krieger1708@gmail.com>

* set_genesis_storage

* Extract keys from range proof

* Detect iter completion

* Download and import bodies with fast sync

* Replaced meta updates tuple with a struct

* Fixed reverting finalized state

* Reverted timeout

* Typo

* Doc

* Doc

* Fixed light client test

* Fixed error handling

* Tweaks

* More UpdateMeta changes

* Rename convert_transaction

* Apply suggestions from code review

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

* Apply suggestions from code review

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

* Code review suggestions

* Fixed count handling

Co-authored-by: cheme <emericchevalier.pro@gmail.com>
Co-authored-by: Pierre Krieger <pierre.krieger1708@gmail.com>
Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>
This commit is contained in:
Arkadiy Paronyan
2021-06-22 11:32:43 +02:00
committed by GitHub
parent 5899eedc8c
commit 77a4b980ae
54 changed files with 2128 additions and 379 deletions
Download Patch File Download Diff File Expand all files Collapse all files
substrate/client/api/src/in_mem.rs
+38 -19
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@@ -347,6 +347,11 @@ impl<Block: BlockT> HeaderBackend<Block> for Blockchain<Block> {
genesis_hash: storage.genesis_hash,
finalized_hash: storage.finalized_hash,
finalized_number: storage.finalized_number,
finalized_state: if storage.finalized_hash != Default::default() {
Some((storage.finalized_hash.clone(), storage.finalized_number))
} else {
None
},
number_leaves: storage.leaves.count()
}
}
@@ -528,6 +533,32 @@ pub struct BlockImportOperation<Block: BlockT> {
set_head: Option<BlockId<Block>>,
}
impl<Block: BlockT> BlockImportOperation<Block> where
Block::Hash: Ord,
{
fn apply_storage(&mut self, storage: Storage, commit: bool) -> sp_blockchain::Result<Block::Hash> {
check_genesis_storage(&storage)?;
let child_delta = storage.children_default.iter()
.map(|(_storage_key, child_content)|
(
&child_content.child_info,
child_content.data.iter().map(|(k, v)| (k.as_ref(), Some(v.as_ref())))
)
);
let (root, transaction) = self.old_state.full_storage_root(
storage.top.iter().map(|(k, v)| (k.as_ref(), Some(v.as_ref()))),
child_delta,
);
if commit {
self.new_state = Some(transaction);
}
Ok(root)
}
}
impl<Block: BlockT> backend::BlockImportOperation<Block> for BlockImportOperation<Block> where
Block::Hash: Ord,
{
@@ -569,24 +600,12 @@ impl<Block: BlockT> backend::BlockImportOperation<Block> for BlockImportOperatio
Ok(())
}
fn set_genesis_state(&mut self, storage: Storage, commit: bool) -> sp_blockchain::Result<Block::Hash> {
self.apply_storage(storage, commit)
}
fn reset_storage(&mut self, storage: Storage) -> sp_blockchain::Result<Block::Hash> {
check_genesis_storage(&storage)?;
let child_delta = storage.children_default.iter()
.map(|(_storage_key, child_content)|
(
&child_content.child_info,
child_content.data.iter().map(|(k, v)| (k.as_ref(), Some(v.as_ref())))
)
);
let (root, transaction) = self.old_state.full_storage_root(
storage.top.iter().map(|(k, v)| (k.as_ref(), Some(v.as_ref()))),
child_delta,
);
self.new_state = Some(transaction);
Ok(root)
self.apply_storage(storage, true)
}
fn insert_aux<I>(&mut self, ops: I) -> sp_blockchain::Result<()>
@@ -806,12 +825,12 @@ impl<Block: BlockT> backend::RemoteBackend<Block> for Backend<Block> where Block
/// Check that genesis storage is valid.
pub fn check_genesis_storage(storage: &Storage) -> sp_blockchain::Result<()> {
if storage.top.iter().any(|(k, _)| well_known_keys::is_child_storage_key(k)) {
return Err(sp_blockchain::Error::GenesisInvalid.into());
return Err(sp_blockchain::Error::InvalidState.into());
}
if storage.children_default.keys()
.any(|child_key| !well_known_keys::is_child_storage_key(&child_key)) {
return Err(sp_blockchain::Error::GenesisInvalid.into());
return Err(sp_blockchain::Error::InvalidState.into());
}
Ok(())