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Decouple the session validators from im-online (#7127)

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* Decouple the session validators from im-online

* .

* Add SessionInterface trait in im-online

Add ValidatorId in im-online Trait

Make im-online compile

Make substrate binary compile

* Fix merging issue

* Make all compile

* Fix tests

* Avoid using frame dep in primitives via pallet-session-common

* Merge ValidatorSet into SessionInterface trait

Wrap a few too long lines

Add some docs

* Move pallet-sesion-common into pallet-session

* Move SessionInterface to sp-session and impl it in session pallet

Ref https://github.com/paritytech/substrate/pull/7127#discussion_r494892472

* Split put historical::FullValidatorIdentification trait

* Fix line width

* Fix staking mock

* Fix session doc test

* Simplify <T as ValidatorIdentification<AccountId>>::ValidatorId as ValidatorId<T>

* Nits

* Clean up.

* Make it compile by commenting out report_offence_im_online bench

* Tests

* Nits

* Move OneSessionHandler to sp-session

* Fix tests

* Add some docs

* .

* Fix typo

* Rename to ValidatorSet::session_index()

* Add some more docs

* .

* Remove extra empty line

* Fix line width check

.

* Apply suggestions from code review

* Cleaup Cargo.toml

* Aura has migrated to Pallet now

Co-authored-by: Tomasz Drwięga <tomasz@parity.io>
This commit is contained in:
Liu-Cheng Xu
2021-02-03 00:38:37 +08:00
committed by GitHub
parent 38b6182fb8
commit 9904267e23
18 changed files with 204 additions and 84 deletions
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substrate/frame/session/src/historical/mod.rs
+22 -2
View File
@@ -31,8 +31,10 @@ use codec::{Encode, Decode};
use sp_runtime::KeyTypeId;
use sp_runtime::traits::{Convert, OpaqueKeys};
use sp_session::{MembershipProof, ValidatorCount};
use frame_support::{decl_module, decl_storage};
use frame_support::{Parameter, print};
use frame_support::{
decl_module, decl_storage, Parameter, print,
traits::{ValidatorSet, ValidatorSetWithIdentification},
};
use sp_trie::{MemoryDB, Trie, TrieMut, Recorder, EMPTY_PREFIX};
use sp_trie::trie_types::{TrieDBMut, TrieDB};
use super::{SessionIndex, Module as SessionModule};
@@ -102,6 +104,24 @@ impl<T: Config> Module<T> {
}
}
impl<T: Config> ValidatorSet<T::AccountId> for Module<T> {
type ValidatorId = T::ValidatorId;
type ValidatorIdOf = T::ValidatorIdOf;
fn session_index() -> sp_staking::SessionIndex {
super::Module::<T>::current_index()
}
fn validators() -> Vec<Self::ValidatorId> {
super::Module::<T>::validators()
}
}
impl<T: Config> ValidatorSetWithIdentification<T::AccountId> for Module<T> {
type Identification = T::FullIdentification;
type IdentificationOf = T::FullIdentificationOf;
}
/// Specialization of the crate-level `SessionManager` which returns the set of full identification
/// when creating a new session.
pub trait SessionManager<ValidatorId, FullIdentification>: crate::SessionManager<ValidatorId> {