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Return babe configuration information in the babe api epoch functions (#8072)

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* Make changes

* Add serialize/deserialize, copy babe epoch config defaults from node runtime

* Fix line widths and turn default features off for serde

* Remove ser/deser from Epoch, fix node-cli

* Apply suggestions

* Add comment to BABE_GENESIS_EPOCH_CONFIG in bin

* Apply suggestions

* Add a sketchy migration function

* Add a migration test

* Check for PendingEpochConfigChange as well

* Make epoch_config in node-cli

* Move updating EpochConfig out of the if

* Fix executor tests

* Calculate weight for add_epoch_configurations

* Fix babe test

* Apply suggestions from code review

Co-authored-by: André Silva <123550+andresilva@users.noreply.github.com>

* Add more asserts to tests, remove unused changes to primitives/slots

* Allow setting the migration pallet prefix

* Rename to BabePalletPrefix

Co-authored-by: André Silva <123550+andresilva@users.noreply.github.com>
This commit is contained in:
Ashley
2021-03-10 09:40:22 +01:00
committed by GitHub
parent c33235ac5b
commit 7ace5e21aa
9 changed files with 187 additions and 17 deletions
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substrate/primitives/consensus/babe/src/lib.rs
+6
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@@ -30,6 +30,8 @@ pub use sp_consensus_vrf::schnorrkel::{
use codec::{Decode, Encode};
#[cfg(feature = "std")]
use serde::{Serialize, Deserialize};
#[cfg(feature = "std")]
use sp_keystore::vrf::{VRFTranscriptData, VRFTranscriptValue};
use sp_runtime::{traits::Header, ConsensusEngineId, RuntimeDebug};
use sp_std::vec::Vec;
@@ -216,6 +218,7 @@ pub struct BabeGenesisConfiguration {
/// Types of allowed slots.
#[derive(Clone, Copy, PartialEq, Eq, Encode, Decode, RuntimeDebug)]
#[cfg_attr(feature = "std", derive(Serialize, Deserialize))]
pub enum AllowedSlots {
/// Only allow primary slots.
PrimarySlots,
@@ -248,6 +251,7 @@ impl sp_consensus::SlotData for BabeGenesisConfiguration {
/// Configuration data used by the BABE consensus engine.
#[derive(Clone, PartialEq, Eq, Encode, Decode, RuntimeDebug)]
#[cfg_attr(feature = "std", derive(Serialize, Deserialize))]
pub struct BabeEpochConfiguration {
/// A constant value that is used in the threshold calculation formula.
/// Expressed as a rational where the first member of the tuple is the
@@ -362,6 +366,8 @@ pub struct Epoch {
pub authorities: Vec<(AuthorityId, BabeAuthorityWeight)>,
/// Randomness for this epoch.
pub randomness: [u8; VRF_OUTPUT_LENGTH],
/// Configuration of the epoch.
pub config: BabeEpochConfiguration,
}
sp_api::decl_runtime_apis! {