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[x/merkledb] Prefetcher interface #2167

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merged 2 commits into from
Oct 13, 2023
Merged

[x/merkledb] Prefetcher interface #2167

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89b162b
add Prefetcher interface
patrick-ogrady Oct 13, 2023
d0536e8
add missing mocks
patrick-ogrady Oct 13, 2023
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14 changes: 14 additions & 0 deletions x/merkledb/db.go
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Original file line number Diff line number Diff line change
Expand Up @@ -114,13 +114,27 @@ type RangeProofer interface {
CommitRangeProof(ctx context.Context, start, end maybe.Maybe[[]byte], proof *RangeProof) error
}

type Prefetcher interface {
// PrefetchPath attempts to load all trie nodes on the path of [key]
// into the cache.
PrefetchPath(key []byte) error

// PrefetchPaths attempts to load all trie nodes on the paths of [keys]
// into the cache.
//
// Using PrefetchPaths can be more efficient than PrefetchPath because
// the underlying view used to compute each path can be reused.
PrefetchPaths(keys [][]byte) error
}

type MerkleDB interface {
database.Database
Trie
MerkleRootGetter
ProofGetter
ChangeProofer
RangeProofer
Prefetcher
}

type Config struct {
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28 changes: 28 additions & 0 deletions x/merkledb/mock_db.go
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