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Fetch Babe configuration from runtime state (#11760)

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* Fetch babe config data from runtime state

* Some renaming

* More renaming

* Final nits

* Fix tests and benches

* Rename  to  in BabeConfiguration

* Remove duplicate babe parameter description

Already specified over the 'PRIMARY_PROBABILITY' constant value

* trigger pipeline

* trigger pipeline
This commit is contained in:
Davide Galassi
2022-09-05 19:41:32 +02:00
committed by GitHub
parent f919894c84
commit 83aec6f93a
14 changed files with 125 additions and 155 deletions
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substrate/primitives/consensus/babe/src/lib.rs
+20 -13
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@@ -137,7 +137,7 @@ pub enum ConsensusLog {
/// Configuration data used by the BABE consensus engine.
#[derive(Clone, PartialEq, Eq, Encode, Decode, RuntimeDebug)]
pub struct BabeGenesisConfigurationV1 {
pub struct BabeConfigurationV1 {
/// The slot duration in milliseconds for BABE. Currently, only
/// the value provided by this type at genesis will be used.
///
@@ -156,7 +156,7 @@ pub struct BabeGenesisConfigurationV1 {
pub c: (u64, u64),
/// The authorities for the genesis epoch.
pub genesis_authorities: Vec<(AuthorityId, BabeAuthorityWeight)>,
pub authorities: Vec<(AuthorityId, BabeAuthorityWeight)>,
/// The randomness for the genesis epoch.
pub randomness: Randomness,
@@ -166,13 +166,13 @@ pub struct BabeGenesisConfigurationV1 {
pub secondary_slots: bool,
}
impl From<BabeGenesisConfigurationV1> for BabeGenesisConfiguration {
fn from(v1: BabeGenesisConfigurationV1) -> Self {
impl From<BabeConfigurationV1> for BabeConfiguration {
fn from(v1: BabeConfigurationV1) -> Self {
Self {
slot_duration: v1.slot_duration,
epoch_length: v1.epoch_length,
c: v1.c,
genesis_authorities: v1.genesis_authorities,
authorities: v1.authorities,
randomness: v1.randomness,
allowed_slots: if v1.secondary_slots {
AllowedSlots::PrimaryAndSecondaryPlainSlots
@@ -185,7 +185,7 @@ impl From<BabeGenesisConfigurationV1> for BabeGenesisConfiguration {
/// Configuration data used by the BABE consensus engine.
#[derive(Clone, PartialEq, Eq, Encode, Decode, RuntimeDebug)]
pub struct BabeGenesisConfiguration {
pub struct BabeConfiguration {
/// The slot duration in milliseconds for BABE. Currently, only
/// the value provided by this type at genesis will be used.
///
@@ -203,16 +203,23 @@ pub struct BabeGenesisConfiguration {
/// of a slot being empty.
pub c: (u64, u64),
/// The authorities for the genesis epoch.
pub genesis_authorities: Vec<(AuthorityId, BabeAuthorityWeight)>,
/// The authorities
pub authorities: Vec<(AuthorityId, BabeAuthorityWeight)>,
/// The randomness for the genesis epoch.
/// The randomness
pub randomness: Randomness,
/// Type of allowed slots.
pub allowed_slots: AllowedSlots,
}
impl BabeConfiguration {
/// Convenience method to get the slot duration as a `SlotDuration` value.
pub fn slot_duration(&self) -> SlotDuration {
SlotDuration::from_millis(self.slot_duration)
}
}
/// Types of allowed slots.
#[derive(Clone, Copy, PartialEq, Eq, Encode, Decode, RuntimeDebug, MaxEncodedLen, TypeInfo)]
#[cfg_attr(feature = "std", derive(Serialize, Deserialize))]
@@ -237,7 +244,7 @@ impl AllowedSlots {
}
}
/// Configuration data used by the BABE consensus engine.
/// Configuration data used by the BABE consensus engine that may change with epochs.
#[derive(Clone, PartialEq, Eq, Encode, Decode, RuntimeDebug, MaxEncodedLen, TypeInfo)]
#[cfg_attr(feature = "std", derive(Serialize, Deserialize))]
pub struct BabeEpochConfiguration {
@@ -357,12 +364,12 @@ sp_api::decl_runtime_apis! {
/// API necessary for block authorship with BABE.
#[api_version(2)]
pub trait BabeApi {
/// Return the genesis configuration for BABE. The configuration is only read on genesis.
fn configuration() -> BabeGenesisConfiguration;
/// Return the configuration for BABE.
fn configuration() -> BabeConfiguration;
/// Return the configuration for BABE. Version 1.
#[changed_in(2)]
fn configuration() -> BabeGenesisConfigurationV1;
fn configuration() -> BabeConfigurationV1;
/// Returns the slot that started the current epoch.
fn current_epoch_start() -> Slot;