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srml: system: prune block hash mapping (#3062)

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* srml: system: prune block number to hash mapping

* srml: system: add test for block hash mapping pruning

* node: bump runtime version

* srml: system: wrap long line

* srml: system: use parameter type for block hash count

* srml: system: prune block hash mapping before storage root calculation

* srml: system: keep the genesis hash in block number map
This commit is contained in:
André Silva
2019-07-09 16:07:38 +01:00
committed by Gavin Wood
parent 459eb94c38
commit ed630e5eda
21 changed files with 149 additions and 15 deletions
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substrate/node/runtime/src/lib.rs
+7 -2
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@@ -71,8 +71,8 @@ pub const VERSION: RuntimeVersion = RuntimeVersion {
// and set impl_version to equal spec_version. If only runtime
// implementation changes and behavior does not, then leave spec_version as
// is and increment impl_version.
spec_version: 106,
impl_version: 106,
spec_version: 107,
impl_version: 107,
apis: RUNTIME_API_VERSIONS,
};
@@ -111,6 +111,10 @@ pub const MINUTES: Moment = 60 / SECS_PER_BLOCK;
pub const HOURS: Moment = MINUTES * 60;
pub const DAYS: Moment = HOURS * 24;
parameter_types! {
pub const BlockHashCount: BlockNumber = 250;
}
impl system::Trait for Runtime {
type Origin = Origin;
type Index = Index;
@@ -121,6 +125,7 @@ impl system::Trait for Runtime {
type Lookup = Indices;
type Header = generic::Header<BlockNumber, BlakeTwo256>;
type Event = Event;
type BlockHashCount = BlockHashCount;
}
impl aura::Trait for Runtime {