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Value lifetime is returned from blockchain cache (#3403)

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* value range in blockchain cache

* revert me (testing for spurious failure)

* Revert "revert me (testing for spurious failure)"

This reverts commit 21a4a3cf5ee14e003541b779c41351e4f5e1122a.
This commit is contained in:
Svyatoslav Nikolsky
2019-08-19 14:44:16 +03:00
committed by Gavin Wood
parent 68fd94028f
commit 6fb721e861
6 changed files with 50 additions and 20 deletions
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substrate/core/consensus/aura/src/lib.rs
+2 -2
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@@ -582,7 +582,7 @@ fn initialize_authorities_cache<A, B, C>(client: &C) -> Result<(), ConsensusErro
let genesis_id = BlockId::Number(Zero::zero());
let genesis_authorities: Option<Vec<A>> = cache
.get_at(&well_known_cache_keys::AUTHORITIES, &genesis_id)
.and_then(|v| Decode::decode(&mut &v[..]).ok());
.and_then(|(_, _, v)| Decode::decode(&mut &v[..]).ok());
if genesis_authorities.is_some() {
return Ok(());
}
@@ -610,7 +610,7 @@ fn authorities<A, B, C>(client: &C, at: &BlockId<B>) -> Result<Vec<A>, Consensus
.cache()
.and_then(|cache| cache
.get_at(&well_known_cache_keys::AUTHORITIES, at)
.and_then(|v| Decode::decode(&mut &v[..]).ok())
.and_then(|(_, _, v)| Decode::decode(&mut &v[..]).ok())
)
.or_else(|| AuraApi::authorities(&*client.runtime_api(), at).ok())
.ok_or_else(|| consensus_common::Error::InvalidAuthoritiesSet.into())