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Add usefull methods for reorg

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Arnau B
2020-08-21 16:59:30 +02:00
parent 1cbf54acc7
commit c108739c24
7 changed files with 28 additions and 12 deletions
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17
db/historydb/historydb.go
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@@ -54,7 +54,12 @@ func (hdb *HistoryDB) addBlocks(blocks []common.Block) error {
)
}
// GetBlocks retrrieve blocks from the DB
// GetBlock retrieve a block from the DB, given a block number
func (hdb *HistoryDB) GetBlock(blockNum uint64) (*common.Block, error) {
return nil, nil
}
// GetBlocks retrieve blocks from the DB, given a range of block numbers defined by from and to
func (hdb *HistoryDB) GetBlocks(from, to uint64) ([]*common.Block, error) {
var blocks []*common.Block
err := meddler.QueryAll(
@@ -65,6 +70,16 @@ func (hdb *HistoryDB) GetBlocks(from, to uint64) ([]*common.Block, error) {
return blocks, err
}
// GetLastBlock retrieve the block with the highest block number from the DB
func (hdb *HistoryDB) GetLastBlock() (*common.Block, error) {
return nil, nil
}
// GetLastBatchNum returns the BatchNum of the latest forged batch
func (hdb *HistoryDB) GetLastBatchNum() (*common.BatchNum, error) {
return nil, nil
}
// Reorg deletes all the information that was added into the DB after the lastValidBlock
// WARNING: this is a draaft of the function, useful at the moment for tests
func (hdb *HistoryDB) Reorg(lastValidBlock uint64) error {