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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/srml/grandpa/src/mock.rs
+5 -1
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@@ -20,7 +20,7 @@
use primitives::{DigestItem, traits::IdentityLookup, testing::{Header, UintAuthorityId}};
use runtime_io;
use srml_support::{impl_outer_origin, impl_outer_event};
use srml_support::{impl_outer_origin, impl_outer_event, parameter_types};
use substrate_primitives::{H256, Blake2Hasher};
use parity_codec::{Encode, Decode};
use crate::{AuthorityId, GenesisConfig, Trait, Module, ConsensusLog};
@@ -41,6 +41,9 @@ impl Trait for Test {
type Event = TestEvent;
}
parameter_types! {
pub const BlockHashCount: u64 = 250;
}
impl system::Trait for Test {
type Origin = Origin;
type Index = u64;
@@ -51,6 +54,7 @@ impl system::Trait for Test {
type Lookup = IdentityLookup<Self::AccountId>;
type Header = Header;
type Event = TestEvent;
type BlockHashCount = BlockHashCount;
}
mod grandpa {