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Availability store pruning (#1820)

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* Initial commit

* Move tests to separate module

* Move timestamps to the newtype

* Change idx name

* Use Duration for consts and update chunk records

* Ordering::Equal

* Update node/core/av-store/src/lib.rs

Co-authored-by: Peter Goodspeed-Niklaus <coriolinus@users.noreply.github.com>

* put_ methods do the array sorting

* Fix get_block_number

* Change StoreChunk message type and relay parent method

* Add chunk tests

* Fix block number computation for StoreChunk

* Duration instead of u64 everywhere

* Add a clarifying comment

Co-authored-by: Peter Goodspeed-Niklaus <coriolinus@users.noreply.github.com>
This commit is contained in:
Fedor Sakharov
2020-10-24 09:03:57 +03:00
committed by GitHub
parent da121e4183
commit ec49d81307
6 changed files with 1575 additions and 278 deletions
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polkadot/node/subsystem/src/messages.rs
+14 -8
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@@ -305,7 +305,18 @@ pub enum AvailabilityStoreMessage {
/// Store an `ErasureChunk` in the AV store.
///
/// Return `Ok(())` if the store operation succeeded, `Err(())` if it failed.
StoreChunk(Hash, ValidatorIndex, ErasureChunk, oneshot::Sender<Result<(), ()>>),
StoreChunk {
/// A hash of the candidate this chunk belongs to.
candidate_hash: Hash,
/// A relevant relay parent.
relay_parent: Hash,
/// The index of the validator this chunk belongs to.
validator_index: ValidatorIndex,
/// The chunk itself.
chunk: ErasureChunk,
/// Sending side of the channel to send result to.
tx: oneshot::Sender<Result<(), ()>>,
},
/// Store a `AvailableData` in the AV store.
/// If `ValidatorIndex` is present store corresponding chunk also.
@@ -315,15 +326,10 @@ pub enum AvailabilityStoreMessage {
}
impl AvailabilityStoreMessage {
/// If the current variant contains the relay parent hash, return it.
/// In fact, none of the AvailabilityStore messages assume a particular relay parent.
pub fn relay_parent(&self) -> Option<Hash> {
match self {
Self::QueryAvailableData(hash, _) => Some(*hash),
Self::QueryDataAvailability(hash, _) => Some(*hash),
Self::QueryChunk(hash, _, _) => Some(*hash),
Self::QueryChunkAvailability(hash, _, _) => Some(*hash),
Self::StoreChunk(hash, _, _, _) => Some(*hash),
Self::StoreAvailableData(hash, _, _, _, _) => Some(*hash),
_ => None,
}
}
}