417b18ec6a
towards generic method polling and reposito;y; config settings to filterevents/methods by account address; refactoring some stuff out of repo and into converter; remove fetcher and instead call blockchain's FetchContractData directly; finishing tests
46 lines
1.7 KiB
Go
46 lines
1.7 KiB
Go
// VulcanizeDB
|
|
// Copyright © 2018 Vulcanize
|
|
|
|
// This program is free software: you can redistribute it and/or modify
|
|
// it under the terms of the GNU Affero General Public License as published by
|
|
// the Free Software Foundation, either version 3 of the License, or
|
|
// (at your option) any later version.
|
|
|
|
// This program is distributed in the hope that it will be useful,
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
// GNU Affero General Public License for more details.
|
|
|
|
// You should have received a copy of the GNU Affero General Public License
|
|
// along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
package history
|
|
|
|
import (
|
|
"github.com/vulcanize/vulcanizedb/pkg/core"
|
|
"github.com/vulcanize/vulcanizedb/pkg/datastore"
|
|
"log"
|
|
)
|
|
|
|
func PopulateMissingHeaders(blockchain core.BlockChain, headerRepository datastore.HeaderRepository, startingBlockNumber int64) int {
|
|
lastBlock := blockchain.LastBlock().Int64()
|
|
blockRange := headerRepository.MissingBlockNumbers(startingBlockNumber, lastBlock, blockchain.Node().ID)
|
|
log.SetPrefix("")
|
|
log.Printf("Backfilling %d blocks\n\n", len(blockRange))
|
|
RetrieveAndUpdateHeaders(blockchain, headerRepository, blockRange)
|
|
return len(blockRange)
|
|
}
|
|
|
|
func RetrieveAndUpdateHeaders(blockchain core.BlockChain, headerRepository datastore.HeaderRepository, blockNumbers []int64) int {
|
|
for _, blockNumber := range blockNumbers {
|
|
header, err := blockchain.GetHeaderByNumber(blockNumber)
|
|
if err != nil {
|
|
log.Printf("failed to retrieve block number: %d\n", blockNumber)
|
|
return 0
|
|
}
|
|
// TODO: handle possible error here
|
|
headerRepository.CreateOrUpdateHeader(header)
|
|
}
|
|
return len(blockNumbers)
|
|
}
|