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Beacon state diffs!

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This commit is contained in:
Michael Sproul
2022-02-24 08:46:03 +11:00
parent 0a4dcdd4e3
commit 143cf59504
38 changed files with 860 additions and 277 deletions
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33
beacon_node/store/src/lib.rs
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@@ -26,6 +26,7 @@ pub mod metrics;
mod partial_beacon_state;
pub mod reconstruct;
mod state_cache;
mod state_diff;
pub mod iter;
@@ -94,7 +95,7 @@ pub trait ItemStore<E: EthSpec>: KeyValueStore<E> + Sync + Send + Sized + 'stati
let column = I::db_column().into();
let key = key.as_bytes();
self.put_bytes(column, key, &item.as_store_bytes())
self.put_bytes(column, key, &item.as_store_bytes()?)
.map_err(Into::into)
}
@@ -102,7 +103,7 @@ pub trait ItemStore<E: EthSpec>: KeyValueStore<E> + Sync + Send + Sized + 'stati
let column = I::db_column().into();
let key = key.as_bytes();
self.put_bytes_sync(column, key, &item.as_store_bytes())
self.put_bytes_sync(column, key, &item.as_store_bytes()?)
.map_err(Into::into)
}
@@ -151,7 +152,15 @@ pub enum DBColumn {
/// For data related to the database itself.
BeaconMeta,
BeaconBlock,
/// For full `BeaconState`s in the hot database (finalized or fork-boundary states).
BeaconState,
/// For compact `BeaconStateDiff`s.
BeaconStateDiff,
/// For the mapping from state roots to their slots or summaries.
BeaconStateSummary,
/// For the list of temporary states stored during block import,
/// and then made non-temporary by the deletion of their state root from this column.
BeaconStateTemporary,
/// For persisting in-memory state to the database.
BeaconChain,
OpPool,
@@ -160,11 +169,6 @@ pub enum DBColumn {
PubkeyCache,
/// For the table mapping restore point numbers to state roots.
BeaconRestorePoint,
/// For the mapping from state roots to their slots or summaries.
BeaconStateSummary,
/// For the list of temporary states stored during block import,
/// and then made non-temporary by the deletion of their state root from this column.
BeaconStateTemporary,
BeaconBlockRoots,
BeaconStateRoots,
BeaconHistoricalRoots,
@@ -179,14 +183,15 @@ impl Into<&'static str> for DBColumn {
DBColumn::BeaconMeta => "bma",
DBColumn::BeaconBlock => "blk",
DBColumn::BeaconState => "ste",
DBColumn::BeaconStateDiff => "bsd",
DBColumn::BeaconStateSummary => "bss",
DBColumn::BeaconStateTemporary => "bst",
DBColumn::BeaconChain => "bch",
DBColumn::OpPool => "opo",
DBColumn::Eth1Cache => "etc",
DBColumn::ForkChoice => "frk",
DBColumn::PubkeyCache => "pkc",
DBColumn::BeaconRestorePoint => "brp",
DBColumn::BeaconStateSummary => "bss",
DBColumn::BeaconStateTemporary => "bst",
DBColumn::BeaconBlockRoots => "bbr",
DBColumn::BeaconStateRoots => "bsr",
DBColumn::BeaconHistoricalRoots => "bhr",
@@ -212,16 +217,16 @@ pub trait StoreItem: Sized {
fn db_column() -> DBColumn;
/// Serialize `self` as bytes.
fn as_store_bytes(&self) -> Vec<u8>;
fn as_store_bytes(&self) -> Result<Vec<u8>, Error>;
/// De-serialize `self` from bytes.
///
/// Return an instance of the type and the number of bytes that were read.
fn from_store_bytes(bytes: &[u8]) -> Result<Self, Error>;
fn as_kv_store_op(&self, key: Hash256) -> KeyValueStoreOp {
fn as_kv_store_op(&self, key: Hash256) -> Result<KeyValueStoreOp, Error> {
let db_key = get_key_for_col(Self::db_column().into(), key.as_bytes());
KeyValueStoreOp::PutKeyValue(db_key, self.as_store_bytes())
Ok(KeyValueStoreOp::PutKeyValue(db_key, self.as_store_bytes()?))
}
}
@@ -243,8 +248,8 @@ mod tests {
DBColumn::BeaconBlock
}
fn as_store_bytes(&self) -> Vec<u8> {
self.as_ssz_bytes()
fn as_store_bytes(&self) -> Result<Vec<u8>, Error> {
Ok(self.as_ssz_bytes())
}
fn from_store_bytes(bytes: &[u8]) -> Result<Self, Error> {