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Kill the light client, CHTs and change tries. (#10080)

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* Remove light client, change tries and CHTs

* Update tests

* fmt

* Restore changes_root

* Fixed benches

* Cargo fmt

* fmt

* fmt
This commit is contained in:
Arkadiy Paronyan
2021-11-12 14:15:01 +01:00
committed by GitHub
parent 112b7dac47
commit 4cbbf0cf43
141 changed files with 532 additions and 17807 deletions
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substrate/frame/system/src/lib.rs
+6 -58
View File
@@ -95,7 +95,7 @@ use frame_support::{
Parameter,
};
use scale_info::TypeInfo;
use sp_core::{storage::well_known_keys, ChangesTrieConfiguration};
use sp_core::storage::well_known_keys;
#[cfg(feature = "std")]
use frame_support::traits::GenesisBuild;
@@ -405,37 +405,6 @@ pub mod pallet {
Ok(().into())
}
/// Set the new changes trie configuration.
///
/// # <weight>
/// - `O(1)`
/// - 1 storage write or delete (codec `O(1)`).
/// - 1 call to `deposit_log`: Uses `append` API, so O(1)
/// - Base Weight: 7.218 µs
/// - DB Weight:
/// - Writes: Changes Trie, System Digest
/// # </weight>
#[pallet::weight((T::SystemWeightInfo::set_changes_trie_config(), DispatchClass::Operational))]
pub fn set_changes_trie_config(
origin: OriginFor<T>,
changes_trie_config: Option<ChangesTrieConfiguration>,
) -> DispatchResultWithPostInfo {
ensure_root(origin)?;
match changes_trie_config.clone() {
Some(changes_trie_config) => storage::unhashed::put_raw(
well_known_keys::CHANGES_TRIE_CONFIG,
&changes_trie_config.encode(),
),
None => storage::unhashed::kill(well_known_keys::CHANGES_TRIE_CONFIG),
}
let log = generic::DigestItem::ChangesTrieSignal(
generic::ChangesTrieSignal::NewConfiguration(changes_trie_config),
);
Self::deposit_log(log.into());
Ok(().into())
}
/// Set some items of storage.
///
/// # <weight>
@@ -617,7 +586,7 @@ pub mod pallet {
/// Digest of the current block, also part of the block header.
#[pallet::storage]
#[pallet::getter(fn digest)]
pub(super) type Digest<T: Config> = StorageValue<_, DigestOf<T>, ValueQuery>;
pub(super) type Digest<T: Config> = StorageValue<_, generic::Digest, ValueQuery>;
/// Events deposited for the current block.
///
@@ -666,7 +635,6 @@ pub mod pallet {
#[pallet::genesis_config]
pub struct GenesisConfig {
pub changes_trie_config: Option<ChangesTrieConfiguration>,
#[serde(with = "sp_core::bytes")]
pub code: Vec<u8>,
}
@@ -674,7 +642,7 @@ pub mod pallet {
#[cfg(feature = "std")]
impl Default for GenesisConfig {
fn default() -> Self {
Self { changes_trie_config: Default::default(), code: Default::default() }
Self { code: Default::default() }
}
}
@@ -689,12 +657,6 @@ pub mod pallet {
sp_io::storage::set(well_known_keys::CODE, &self.code);
sp_io::storage::set(well_known_keys::EXTRINSIC_INDEX, &0u32.encode());
if let Some(ref changes_trie_config) = self.changes_trie_config {
sp_io::storage::set(
well_known_keys::CHANGES_TRIE_CONFIG,
&changes_trie_config.encode(),
);
}
}
}
}
@@ -759,9 +721,6 @@ impl GenesisConfig {
}
}
pub type DigestOf<T> = generic::Digest<<T as Config>::Hash>;
pub type DigestItemOf<T> = generic::DigestItem<<T as Config>::Hash>;
pub type Key = Vec<u8>;
pub type KeyValue = (Vec<u8>, Vec<u8>);
@@ -1369,7 +1328,7 @@ impl<T: Config> Pallet<T> {
pub fn initialize(
number: &T::BlockNumber,
parent_hash: &T::Hash,
digest: &DigestOf<T>,
digest: &generic::Digest,
kind: InitKind,
) {
// populate environment
@@ -1409,7 +1368,7 @@ impl<T: Config> Pallet<T> {
// stay to be inspected by the client and will be cleared by `Self::initialize`.
let number = <Number<T>>::get();
let parent_hash = <ParentHash<T>>::get();
let mut digest = <Digest<T>>::get();
let digest = <Digest<T>>::get();
let extrinsics = (0..ExtrinsicCount::<T>::take().unwrap_or_default())
.map(ExtrinsicData::<T>::take)
@@ -1427,17 +1386,6 @@ impl<T: Config> Pallet<T> {
let storage_root = T::Hash::decode(&mut &sp_io::storage::root()[..])
.expect("Node is configured to use the same hash; qed");
let storage_changes_root = sp_io::storage::changes_root(&parent_hash.encode());
// we can't compute changes trie root earlier && put it to the Digest
// because it will include all currently existing temporaries.
if let Some(storage_changes_root) = storage_changes_root {
let item = generic::DigestItem::ChangesTrieRoot(
T::Hash::decode(&mut &storage_changes_root[..])
.expect("Node is configured to use the same hash; qed"),
);
digest.push(item);
}
<T::Header as traits::Header>::new(
number,
@@ -1454,7 +1402,7 @@ impl<T: Config> Pallet<T> {
/// - `O(1)`
/// - 1 storage write (codec `O(1)`)
/// # </weight>
pub fn deposit_log(item: DigestItemOf<T>) {
pub fn deposit_log(item: generic::DigestItem) {
<Digest<T>>::append(item);
}