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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
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substrate/client/api/src/proof_provider.rs
+27
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@@ -70,4 +70,31 @@ pub trait ProofProvider<Block: BlockT> {
storage_key: Option<&PrefixedStorageKey>,
key: &StorageKey,
) -> sp_blockchain::Result<ChangesProof<Block::Header>>;
/// Given a `BlockId` iterate over all storage values starting at `start_key` exclusively,
/// building proofs until size limit is reached. Returns combined proof and the number of collected keys.
fn read_proof_collection(
&self,
id: &BlockId<Block>,
start_key: &[u8],
size_limit: usize,
) -> sp_blockchain::Result<(StorageProof, u32)>;
/// Given a `BlockId` iterate over all storage values starting at `start_key`.
/// Returns collected keys and values.
fn storage_collection(
&self,
id: &BlockId<Block>,
start_key: &[u8],
size_limit: usize,
) -> sp_blockchain::Result<Vec<(Vec<u8>, Vec<u8>)>>;
/// Verify read storage proof for a set of keys.
/// Returns collected key-value pairs and a flag indicating if iteration is complete.
fn verify_range_proof(
&self,
root: Block::Hash,
proof: StorageProof,
start_key: &[u8],
) -> sp_blockchain::Result<(Vec<(Vec<u8>, Vec<u8>)>, bool)>;
}