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Get blob metadata by account id #622

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Get blob metadata by account id #622

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29 changes: 27 additions & 2 deletions disperser/common/blobstore/blob_metadata_store.go
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Original file line number Diff line number Diff line change
Expand Up @@ -16,8 +16,9 @@ import (
)

const (
statusIndexName = "StatusIndex"
batchIndexName = "BatchIndex"
statusIndexName = "StatusIndex"
batchIndexName = "BatchIndex"
accountIDRequestedAtIndexName = "AccountID-RequestedAt-Index"
)

// BlobMetadataStore is a blob metadata storage backed by DynamoDB
Expand Down Expand Up @@ -166,6 +167,30 @@ func (s *BlobMetadataStore) GetBlobMetadataByStatusWithPagination(ctx context.Co
return metadata, exclusiveStartKey, nil
}

// GetBlobMetadataByAccountIdRequestedAt returns all the metadata with the given accountID after the given requestedAt timestamp
func (s *BlobMetadataStore) GetBlobMetadataByAccountIdRequestedAt(ctx context.Context, accountID string, requestedAt uint64) ([]*disperser.BlobMetadata, error) {
items, err := s.dynamoDBClient.QueryIndex(ctx, s.tableName, accountIDRequestedAtIndexName, "AccountID = :account_id AND RequestedAt > :requested_at", commondynamodb.ExpresseionValues{
":account_id": &types.AttributeValueMemberS{
Value: accountID,
},
":requested_at": &types.AttributeValueMemberN{
Value: strconv.Itoa(int(requestedAt)),
}})
if err != nil {
return nil, err
}

metadata := make([]*disperser.BlobMetadata, len(items))
for i, item := range items {
metadata[i], err = UnmarshalBlobMetadata(item)
if err != nil {
return nil, err
}
}

return metadata, nil
}

func (s *BlobMetadataStore) GetAllBlobMetadataByBatch(ctx context.Context, batchHeaderHash [32]byte) ([]*disperser.BlobMetadata, error) {
items, err := s.dynamoDBClient.QueryIndex(ctx, s.tableName, batchIndexName, "BatchHeaderHash = :batch_header_hash", commondynamodb.ExpresseionValues{
":batch_header_hash": &types.AttributeValueMemberB{
Expand Down
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