5a5e08bd13
- Allows us to refuse to sync past current head - Creates the opportunity to add a flag for syncing all blocks
90 lines
3.3 KiB
Go
90 lines
3.3 KiB
Go
// Copyright © 2018 Rob Mulholand <rmulholand@8thlight.com>
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package cmd
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import (
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"log"
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"github.com/ethereum/go-ethereum/common"
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"github.com/spf13/cobra"
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"github.com/vulcanize/vulcanizedb/pkg/core"
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"github.com/vulcanize/vulcanizedb/pkg/datastore/ethereum"
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"github.com/vulcanize/vulcanizedb/pkg/datastore/postgres/repositories"
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"github.com/vulcanize/vulcanizedb/pkg/geth"
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"github.com/vulcanize/vulcanizedb/pkg/geth/converters/cold_db"
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vulcCommon "github.com/vulcanize/vulcanizedb/pkg/geth/converters/common"
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"github.com/vulcanize/vulcanizedb/utils"
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)
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var coldImportCmd = &cobra.Command{
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Use: "coldImport",
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Short: "Sync vulcanize from a cold instance of LevelDB.",
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Long: `Populate core vulcanize db data directly out of LevelDB, rather than over rpc calls. For example:
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./vulcanizedb coldImport -s 0 -e 5000000
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Geth must be synced over all of the desired blocks and must not be running in order to execute this command.`,
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Run: func(cmd *cobra.Command, args []string) {
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coldImport()
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},
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}
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func init() {
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rootCmd.AddCommand(coldImportCmd)
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coldImportCmd.Flags().Int64VarP(&startingBlockNumber, "starting-block-number", "s", 0, "Number for first block to cold import")
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coldImportCmd.Flags().Int64VarP(&endingBlockNumber, "ending-block-number", "e", 5500000, "Number for last block to cold import")
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}
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func coldImport() {
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// init eth db
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ethDBConfig := ethereum.CreateDatabaseConfig(ethereum.Level, levelDbPath)
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ethDB, err := ethereum.CreateDatabase(ethDBConfig)
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if err != nil {
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log.Fatal("Error connecting to ethereum db: ", err)
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}
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if endingBlockNumber < startingBlockNumber {
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log.Fatal("Ending block number must be greater than starting block number for cold import.")
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}
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mostRecentBlockNumberInDb := ethDB.GetHeadBlockNumber()
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if endingBlockNumber > mostRecentBlockNumberInDb {
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log.Fatal("Ending block number is greater than most recent block in db: ", mostRecentBlockNumberInDb)
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}
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// init pg db
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genesisBlockHash := common.BytesToHash(ethDB.GetBlockHash(0)).String()
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coldNode := core.Node{
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GenesisBlock: genesisBlockHash,
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NetworkID: 1,
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ID: "LevelDbColdImport",
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ClientName: "LevelDbColdImport",
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}
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pgDB := utils.LoadPostgres(databaseConfig, coldNode)
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// init cold importer deps
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blockRepository := repositories.BlockRepository{DB: &pgDB}
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receiptRepository := repositories.ReceiptRepository{DB: &pgDB}
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transactionconverter := cold_db.NewColdDbTransactionConverter()
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blockConverter := vulcCommon.NewBlockConverter(transactionconverter)
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// init and execute cold importer
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coldImporter := geth.NewColdImporter(ethDB, blockRepository, receiptRepository, blockConverter)
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err = coldImporter.Execute(startingBlockNumber, endingBlockNumber)
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if err != nil {
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log.Fatal("Error executing cold import: ", err)
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}
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}
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