Improve I/O error propagation
This commit is contained in:
parent
f1d6e417fe
commit
6cd4e5ea95
@ -62,7 +62,9 @@ func init() {
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func backFillAllHeaders(blockchain core.BlockChain, headerRepository datastore.HeaderRepository, missingBlocksPopulated chan int, startingBlockNumber int64) {
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populated, err := history.PopulateMissingHeaders(blockchain, headerRepository, startingBlockNumber)
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if err != nil {
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log.Fatal("Error populating headers: ", err)
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// TODO Lots of possible errors in the call stack above. If errors occur, we still put
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// 0 in the channel, triggering another round
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log.Error("backfillAllHeaders: Error populating headers: ", err)
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}
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missingBlocksPopulated <- populated
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}
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@ -84,7 +86,7 @@ func lightSync() {
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case <-ticker.C:
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window, err := validator.ValidateHeaders()
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if err != nil {
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log.Error("ValidateHeaders failed in lightSync: ", err)
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log.Error("lightSync: ValidateHeaders failed: ", err)
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}
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log.Info(window.GetString())
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case n := <-missingBlocksPopulated:
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@ -97,11 +99,14 @@ func lightSync() {
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}
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func validateArgs(blockChain *geth.BlockChain) {
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lastBlock := blockChain.LastBlock().Int64()
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if lastBlock == 0 {
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lastBlock, err := blockChain.LastBlock()
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if err != nil {
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log.Error("validateArgs: Error getting last block: ", err)
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}
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if lastBlock.Int64() == 0 {
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log.Fatal("geth initial: state sync not finished")
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}
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if startingBlockNumber > lastBlock {
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if startingBlockNumber > lastBlock.Int64() {
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log.Fatal("starting block number > current block number")
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}
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}
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22
cmd/sync.go
22
cmd/sync.go
@ -60,7 +60,11 @@ func init() {
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}
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func backFillAllBlocks(blockchain core.BlockChain, blockRepository datastore.BlockRepository, missingBlocksPopulated chan int, startingBlockNumber int64) {
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missingBlocksPopulated <- history.PopulateMissingBlocks(blockchain, blockRepository, startingBlockNumber)
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populated, err := history.PopulateMissingBlocks(blockchain, blockRepository, startingBlockNumber)
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if err != nil {
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log.Error("backfillAllBlocks: error in populateMissingBlocks: ", err)
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}
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missingBlocksPopulated <- populated
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}
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func sync() {
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@ -68,12 +72,15 @@ func sync() {
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defer ticker.Stop()
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blockChain := getBlockChain()
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lastBlock := blockChain.LastBlock().Int64()
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if lastBlock == 0 {
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lastBlock, err := blockChain.LastBlock()
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if err != nil {
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log.Error("sync: Error getting last block: ", err)
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}
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if lastBlock.Int64() == 0 {
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log.Fatal("geth initial: state sync not finished")
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}
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if startingBlockNumber > lastBlock {
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log.Fatal("starting block number > current block number")
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if startingBlockNumber > lastBlock.Int64() {
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log.Fatal("sync: starting block number > current block number")
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}
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db := utils.LoadPostgres(databaseConfig, blockChain.Node())
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@ -85,7 +92,10 @@ func sync() {
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for {
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select {
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case <-ticker.C:
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window := validator.ValidateBlocks()
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window, err := validator.ValidateBlocks()
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if err != nil {
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log.Error("sync: error in validateBlocks: ", err)
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}
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log.Info(window.GetString())
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case <-missingBlocksPopulated:
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go backFillAllBlocks(blockChain, blockRepository, missingBlocksPopulated, startingBlockNumber)
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@ -30,7 +30,7 @@ type BlockChain interface {
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GetHeaderByNumbers(blockNumbers []int64) ([]Header, error)
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GetLogs(contract Contract, startingBlockNumber *big.Int, endingBlockNumber *big.Int) ([]Log, error)
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GetEthLogsWithCustomQuery(query ethereum.FilterQuery) ([]types.Log, error)
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LastBlock() *big.Int
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LastBlock() (*big.Int, error)
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Node() Node
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}
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@ -18,6 +18,7 @@ package ethereum
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import (
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"fmt"
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"github.com/sirupsen/logrus"
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"github.com/ethereum/go-ethereum/core/types"
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"github.com/ethereum/go-ethereum/ethdb"
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@ -37,6 +38,7 @@ func CreateDatabase(config DatabaseConfig) (Database, error) {
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case Level:
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levelDBConnection, err := ethdb.NewLDBDatabase(config.Path, 128, 1024)
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if err != nil {
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logrus.Error("CreateDatabase: error connecting to new LDBD: ", err)
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return nil, err
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}
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levelDBReader := level.NewLevelDatabaseReader(levelDBConnection)
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@ -43,12 +43,16 @@ func NewBlockRepository(database *postgres.DB) *BlockRepository {
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return &BlockRepository{database: database}
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}
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func (blockRepository BlockRepository) SetBlocksStatus(chainHead int64) {
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func (blockRepository BlockRepository) SetBlocksStatus(chainHead int64) error {
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cutoff := chainHead - blocksFromHeadBeforeFinal
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blockRepository.database.Exec(`
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_, err := blockRepository.database.Exec(`
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UPDATE blocks SET is_final = TRUE
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WHERE is_final = FALSE AND number < $1`,
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cutoff)
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if err != nil {
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return err
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}
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return nil
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}
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func (blockRepository BlockRepository) CreateOrUpdateBlock(block core.Block) (int64, error) {
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@ -70,7 +74,7 @@ func (blockRepository BlockRepository) CreateOrUpdateBlock(block core.Block) (in
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func (blockRepository BlockRepository) MissingBlockNumbers(startingBlockNumber int64, highestBlockNumber int64, nodeId string) []int64 {
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numbers := make([]int64, 0)
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blockRepository.database.Select(&numbers,
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err := blockRepository.database.Select(&numbers,
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`SELECT all_block_numbers
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FROM (
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SELECT generate_series($1::INT, $2::INT) AS all_block_numbers) series
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@ -79,6 +83,9 @@ func (blockRepository BlockRepository) MissingBlockNumbers(startingBlockNumber i
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) `,
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startingBlockNumber,
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highestBlockNumber, nodeId)
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if err != nil {
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log.Error("MissingBlockNumbers: error getting blocks: ", err)
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}
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return numbers
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}
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@ -108,6 +115,7 @@ func (blockRepository BlockRepository) GetBlock(blockNumber int64) (core.Block,
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case sql.ErrNoRows:
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return core.Block{}, datastore.ErrBlockDoesNotExist(blockNumber)
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default:
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log.Error("GetBlock: error loading blocks: ", err)
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return savedBlock, err
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}
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}
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@ -202,6 +210,7 @@ func (blockRepository BlockRepository) createReceipt(tx *sql.Tx, blockId int64,
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RETURNING id`,
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receipt.ContractAddress, receipt.TxHash, receipt.CumulativeGasUsed, receipt.GasUsed, receipt.StateRoot, receipt.Status, blockId).Scan(&receiptId)
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if err != nil {
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log.Error("createReceipt: error inserting receipt: ", err)
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return receiptId, err
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}
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return receiptId, nil
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@ -256,6 +265,7 @@ func (blockRepository BlockRepository) loadBlock(blockRows *sqlx.Row) (core.Bloc
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var block b
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err := blockRows.StructScan(&block)
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if err != nil {
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log.Error("loadBlock: error loading block: ", err)
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return core.Block{}, err
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}
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transactionRows, err := blockRepository.database.Queryx(`
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@ -271,6 +281,7 @@ func (blockRepository BlockRepository) loadBlock(blockRows *sqlx.Row) (core.Bloc
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WHERE block_id = $1
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ORDER BY hash`, block.ID)
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if err != nil {
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log.Error("loadBlock: error fetting transactions: ", err)
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return core.Block{}, err
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}
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block.Transactions = blockRepository.LoadTransactions(transactionRows)
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@ -47,14 +47,17 @@ func (contractRepository ContractRepository) CreateContract(contract core.Contra
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return nil
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}
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func (contractRepository ContractRepository) ContractExists(contractHash string) bool {
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func (contractRepository ContractRepository) ContractExists(contractHash string) (bool, error) {
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var exists bool
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contractRepository.DB.QueryRow(
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err := contractRepository.DB.QueryRow(
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`SELECT exists(
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SELECT 1
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FROM watched_contracts
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WHERE contract_hash = $1)`, contractHash).Scan(&exists)
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return exists
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if err != nil {
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return false, err
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}
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return exists, nil
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}
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func (contractRepository ContractRepository) GetContract(contractHash string) (core.Contract, error) {
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@ -66,12 +69,15 @@ func (contractRepository ContractRepository) GetContract(contractHash string) (c
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if err == sql.ErrNoRows {
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return core.Contract{}, datastore.ErrContractDoesNotExist(contractHash)
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}
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savedContract := contractRepository.addTransactions(core.Contract{Hash: hash, Abi: abi})
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savedContract, err := contractRepository.addTransactions(core.Contract{Hash: hash, Abi: abi})
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if err != nil {
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return core.Contract{}, err
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}
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return savedContract, nil
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}
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func (contractRepository ContractRepository) addTransactions(contract core.Contract) core.Contract {
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transactionRows, _ := contractRepository.DB.Queryx(`
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func (contractRepository ContractRepository) addTransactions(contract core.Contract) (core.Contract, error) {
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transactionRows, err := contractRepository.DB.Queryx(`
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SELECT hash,
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nonce,
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tx_to,
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@ -83,8 +89,11 @@ func (contractRepository ContractRepository) addTransactions(contract core.Contr
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FROM transactions
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WHERE tx_to = $1
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ORDER BY block_id DESC`, contract.Hash)
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if err != nil {
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return core.Contract{}, err
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}
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blockRepository := &BlockRepository{contractRepository.DB}
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transactions := blockRepository.LoadTransactions(transactionRows)
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savedContract := core.Contract{Hash: contract.Hash, Transactions: transactions, Abi: contract.Abi}
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return savedContract
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return savedContract, nil
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}
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@ -42,6 +42,7 @@ func (repository HeaderRepository) CreateOrUpdateHeader(header core.Header) (int
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if headerDoesNotExist(err) {
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return repository.insertHeader(header)
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}
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log.Error("CreateOrUpdateHeader: error getting header hash: ", err)
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return 0, err
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}
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if headerMustBeReplaced(hash, header) {
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@ -54,6 +55,7 @@ func (repository HeaderRepository) GetHeader(blockNumber int64) (core.Header, er
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var header core.Header
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err := repository.database.Get(&header, `SELECT id, block_number, hash, raw, block_timestamp FROM headers WHERE block_number = $1 AND eth_node_fingerprint = $2`,
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blockNumber, repository.database.Node.ID)
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log.Error("GetHeader: error getting headers: ", err)
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return header, err
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}
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@ -74,18 +76,6 @@ func (repository HeaderRepository) MissingBlockNumbers(startingBlockNumber, endi
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return numbers, nil
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}
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func (repository HeaderRepository) HeaderExists(blockNumber int64) (bool, error) {
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_, err := repository.GetHeader(blockNumber)
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if err != nil {
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if headerDoesNotExist(err) {
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return false, nil
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}
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return false, err
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}
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return true, nil
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}
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func headerMustBeReplaced(hash string, header core.Header) bool {
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return hash != header.Hash
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}
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@ -98,6 +88,7 @@ func (repository HeaderRepository) getHeaderHash(header core.Header) (string, er
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var hash string
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err := repository.database.Get(&hash, `SELECT hash FROM headers WHERE block_number = $1 AND eth_node_fingerprint = $2`,
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header.BlockNumber, repository.database.Node.ID)
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log.Error("getHeaderHash: error getting headers: ", err)
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return hash, err
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}
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@ -106,6 +97,9 @@ func (repository HeaderRepository) insertHeader(header core.Header) (int64, erro
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err := repository.database.QueryRowx(
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`INSERT INTO public.headers (block_number, hash, block_timestamp, raw, eth_node_id, eth_node_fingerprint) VALUES ($1, $2, $3::NUMERIC, $4, $5, $6) RETURNING id`,
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header.BlockNumber, header.Hash, header.Timestamp, header.Raw, repository.database.NodeID, repository.database.Node.ID).Scan(&headerId)
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if err != nil {
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log.Error("insertHeader: error inserting header: ", err)
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}
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return headerId, err
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}
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@ -113,6 +107,7 @@ func (repository HeaderRepository) replaceHeader(header core.Header) (int64, err
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_, err := repository.database.Exec(`DELETE FROM headers WHERE block_number = $1 AND eth_node_fingerprint = $2`,
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header.BlockNumber, repository.database.Node.ID)
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if err != nil {
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log.Error("replaceHeader: error deleting headers: ", err)
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return 0, err
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}
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return repository.insertHeader(header)
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@ -18,6 +18,7 @@ package repositories
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import (
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"context"
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"github.com/sirupsen/logrus"
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"database/sql"
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@ -43,12 +44,16 @@ func (logRepository LogRepository) CreateLogs(lgs []core.Log, receiptId int64) e
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return postgres.ErrDBInsertFailed
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}
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}
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tx.Commit()
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err := tx.Commit()
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if err != nil {
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tx.Rollback()
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return postgres.ErrDBInsertFailed
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}
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return nil
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}
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func (logRepository LogRepository) GetLogs(address string, blockNumber int64) []core.Log {
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logRows, _ := logRepository.DB.Query(
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func (logRepository LogRepository) GetLogs(address string, blockNumber int64) ([]core.Log, error) {
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logRows, err := logRepository.DB.Query(
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`SELECT block_number,
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address,
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tx_hash,
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@ -61,10 +66,13 @@ func (logRepository LogRepository) GetLogs(address string, blockNumber int64) []
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FROM logs
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WHERE address = $1 AND block_number = $2
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ORDER BY block_number DESC`, address, blockNumber)
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if err != nil {
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return []core.Log{}, err
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}
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return logRepository.loadLogs(logRows)
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}
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func (logRepository LogRepository) loadLogs(logsRows *sql.Rows) []core.Log {
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func (logRepository LogRepository) loadLogs(logsRows *sql.Rows) ([]core.Log, error) {
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var lgs []core.Log
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for logsRows.Next() {
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var blockNumber int64
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@ -73,7 +81,10 @@ func (logRepository LogRepository) loadLogs(logsRows *sql.Rows) []core.Log {
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var index int64
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var data string
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var topics core.Topics
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logsRows.Scan(&blockNumber, &address, &txHash, &index, &topics[0], &topics[1], &topics[2], &topics[3], &data)
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err := logsRows.Scan(&blockNumber, &address, &txHash, &index, &topics[0], &topics[1], &topics[2], &topics[3], &data)
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if err != nil {
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logrus.Warn("loadLogs: Error scanning a row in logRows")
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}
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lg := core.Log{
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BlockNumber: blockNumber,
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TxHash: txHash,
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@ -86,5 +97,5 @@ func (logRepository LogRepository) loadLogs(logsRows *sql.Rows) []core.Log {
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}
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lgs = append(lgs, lg)
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}
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return lgs
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return lgs, nil
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}
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@ -19,6 +19,7 @@ package repositories
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import (
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"context"
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"database/sql"
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"github.com/sirupsen/logrus"
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"github.com/vulcanize/vulcanizedb/pkg/core"
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"github.com/vulcanize/vulcanizedb/pkg/datastore"
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@ -61,6 +62,9 @@ func createReceipt(receipt core.Receipt, blockId int64, tx *sql.Tx) (int64, erro
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RETURNING id`,
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receipt.ContractAddress, receipt.TxHash, receipt.CumulativeGasUsed, receipt.GasUsed, receipt.StateRoot, receipt.Status, blockId,
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).Scan(&receiptId)
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if err != nil {
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logrus.Error("createReceipt: Error inserting: ", err)
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}
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return receiptId, err
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}
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@ -90,6 +94,7 @@ func (receiptRepository ReceiptRepository) CreateReceipt(blockId int64, receipt
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receipt.ContractAddress, receipt.TxHash, receipt.CumulativeGasUsed, receipt.GasUsed, receipt.StateRoot, receipt.Status, blockId).Scan(&receiptId)
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if err != nil {
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tx.Rollback()
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logrus.Warning("CreateReceipt: error inserting receipt: ", err)
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return receiptId, err
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}
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tx.Commit()
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@ -17,6 +17,7 @@
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package repositories
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import (
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"github.com/sirupsen/logrus"
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"github.com/vulcanize/vulcanizedb/pkg/core"
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"github.com/vulcanize/vulcanizedb/pkg/datastore/postgres"
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)
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@ -28,6 +29,7 @@ type WatchedEventRepository struct {
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func (watchedEventRepository WatchedEventRepository) GetWatchedEvents(name string) ([]*core.WatchedEvent, error) {
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rows, err := watchedEventRepository.DB.Queryx(`SELECT id, name, block_number, address, tx_hash, index, topic0, topic1, topic2, topic3, data FROM watched_event_logs where name=$1`, name)
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if err != nil {
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logrus.Error("GetWatchedEvents: error getting watched events: ", err)
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return nil, err
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}
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defer rows.Close()
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@ -37,11 +39,13 @@ func (watchedEventRepository WatchedEventRepository) GetWatchedEvents(name strin
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lg := new(core.WatchedEvent)
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err = rows.StructScan(lg)
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if err != nil {
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logrus.Warn("GetWatchedEvents: error scanning log: ", err)
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return nil, err
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}
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lgs = append(lgs, lg)
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}
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if err = rows.Err(); err != nil {
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logrus.Warn("GetWatchedEvents: error scanning logs: ", err)
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return nil, err
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}
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return lgs, nil
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@ -31,7 +31,7 @@ type BlockRepository interface {
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CreateOrUpdateBlock(block core.Block) (int64, error)
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GetBlock(blockNumber int64) (core.Block, error)
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MissingBlockNumbers(startingBlockNumber, endingBlockNumber int64, nodeID string) []int64
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SetBlocksStatus(chainHead int64)
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SetBlocksStatus(chainHead int64) error
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}
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var ErrContractDoesNotExist = func(contractHash string) error {
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@ -41,7 +41,7 @@ var ErrContractDoesNotExist = func(contractHash string) error {
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type ContractRepository interface {
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CreateContract(contract core.Contract) error
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GetContract(contractHash string) (core.Contract, error)
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ContractExists(contractHash string) bool
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ContractExists(contractHash string) (bool, error)
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}
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var ErrFilterDoesNotExist = func(name string) error {
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@ -57,12 +57,11 @@ type HeaderRepository interface {
|
||||
CreateOrUpdateHeader(header core.Header) (int64, error)
|
||||
GetHeader(blockNumber int64) (core.Header, error)
|
||||
MissingBlockNumbers(startingBlockNumber, endingBlockNumber int64, nodeID string) ([]int64, error)
|
||||
HeaderExists(blockNumber int64) (bool, error)
|
||||
}
|
||||
|
||||
type LogRepository interface {
|
||||
CreateLogs(logs []core.Log, receiptId int64) error
|
||||
GetLogs(address string, blockNumber int64) []core.Log
|
||||
GetLogs(address string, blockNumber int64) ([]core.Log, error)
|
||||
}
|
||||
|
||||
var ErrReceiptDoesNotExist = func(txHash string) error {
|
||||
|
@ -81,7 +81,7 @@ func (blockChain *BlockChain) getPOWHeader(blockNumber int64) (header core.Heade
|
||||
if err != nil {
|
||||
return header, err
|
||||
}
|
||||
return blockChain.headerConverter.Convert(gethHeader, gethHeader.Hash().String())
|
||||
return blockChain.headerConverter.Convert(gethHeader, gethHeader.Hash().String()), nil
|
||||
}
|
||||
|
||||
func (blockChain *BlockChain) getPOWHeaders(blockNumbers []int64) (headers []core.Header, err error) {
|
||||
@ -113,8 +113,7 @@ func (blockChain *BlockChain) getPOWHeaders(blockNumbers []int64) (headers []cor
|
||||
|
||||
for _, POWHeader := range POWHeaders {
|
||||
if POWHeader.Number != nil {
|
||||
header, _ := blockChain.headerConverter.Convert(&POWHeader, POWHeader.Hash().String())
|
||||
|
||||
header := blockChain.headerConverter.Convert(&POWHeader, POWHeader.Hash().String())
|
||||
headers = append(headers, header)
|
||||
}
|
||||
}
|
||||
@ -147,7 +146,7 @@ func (blockChain *BlockChain) getPOAHeader(blockNumber int64) (header core.Heade
|
||||
GasUsed: uint64(POAHeader.GasUsed),
|
||||
Time: POAHeader.Time.ToInt(),
|
||||
Extra: POAHeader.Extra,
|
||||
}, POAHeader.Hash.String())
|
||||
}, POAHeader.Hash.String()), nil
|
||||
}
|
||||
|
||||
func (blockChain *BlockChain) getPOAHeaders(blockNumbers []int64) (headers []core.Header, err error) {
|
||||
@ -182,7 +181,7 @@ func (blockChain *BlockChain) getPOAHeaders(blockNumbers []int64) (headers []cor
|
||||
var header core.Header
|
||||
//Header.Number of the newest block will return nil.
|
||||
if _, err := strconv.ParseUint(POAHeader.Number.ToInt().String(), 16, 64); err == nil {
|
||||
header, _ = blockChain.headerConverter.Convert(&types.Header{
|
||||
header = blockChain.headerConverter.Convert(&types.Header{
|
||||
ParentHash: POAHeader.ParentHash,
|
||||
UncleHash: POAHeader.UncleHash,
|
||||
Coinbase: POAHeader.Coinbase,
|
||||
@ -232,9 +231,9 @@ func (blockChain *BlockChain) GetEthLogsWithCustomQuery(query ethereum.FilterQue
|
||||
return gethLogs, nil
|
||||
}
|
||||
|
||||
func (blockChain *BlockChain) LastBlock() *big.Int {
|
||||
block, _ := blockChain.ethClient.HeaderByNumber(context.Background(), nil)
|
||||
return block.Number
|
||||
func (blockChain *BlockChain) LastBlock() (*big.Int, error) {
|
||||
block, err := blockChain.ethClient.HeaderByNumber(context.Background(), nil)
|
||||
return block.Number, err
|
||||
}
|
||||
|
||||
func (blockChain *BlockChain) Node() core.Node {
|
||||
|
@ -25,7 +25,7 @@ import (
|
||||
|
||||
type HeaderConverter struct{}
|
||||
|
||||
func (converter HeaderConverter) Convert(gethHeader *types.Header, blockHash string) (core.Header, error) {
|
||||
func (converter HeaderConverter) Convert(gethHeader *types.Header, blockHash string) core.Header {
|
||||
rawHeader, err := json.Marshal(gethHeader)
|
||||
if err != nil {
|
||||
panic(err)
|
||||
@ -36,5 +36,5 @@ func (converter HeaderConverter) Convert(gethHeader *types.Header, blockHash str
|
||||
Raw: rawHeader,
|
||||
Timestamp: gethHeader.Time.String(),
|
||||
}
|
||||
return coreHeader, nil
|
||||
return coreHeader
|
||||
}
|
||||
|
@ -17,6 +17,7 @@
|
||||
package history
|
||||
|
||||
import (
|
||||
"github.com/sirupsen/logrus"
|
||||
"github.com/vulcanize/vulcanizedb/pkg/core"
|
||||
"github.com/vulcanize/vulcanizedb/pkg/datastore"
|
||||
)
|
||||
@ -35,11 +36,30 @@ func NewBlockValidator(blockchain core.BlockChain, blockRepository datastore.Blo
|
||||
}
|
||||
}
|
||||
|
||||
func (bv BlockValidator) ValidateBlocks() ValidationWindow {
|
||||
window := MakeValidationWindow(bv.blockchain, bv.windowSize)
|
||||
func (bv BlockValidator) ValidateBlocks() (ValidationWindow, error) {
|
||||
window, err := MakeValidationWindow(bv.blockchain, bv.windowSize)
|
||||
if err != nil {
|
||||
logrus.Error("ValidateBlocks: error creating validation window: ", err)
|
||||
return ValidationWindow{}, err
|
||||
}
|
||||
|
||||
blockNumbers := MakeRange(window.LowerBound, window.UpperBound)
|
||||
RetrieveAndUpdateBlocks(bv.blockchain, bv.blockRepository, blockNumbers)
|
||||
lastBlock := bv.blockchain.LastBlock().Int64()
|
||||
bv.blockRepository.SetBlocksStatus(lastBlock)
|
||||
return window
|
||||
_, err = RetrieveAndUpdateBlocks(bv.blockchain, bv.blockRepository, blockNumbers)
|
||||
if err != nil {
|
||||
logrus.Error("ValidateBlocks: error getting and updating blocks: ", err)
|
||||
return ValidationWindow{}, err
|
||||
}
|
||||
|
||||
lastBlock, err := bv.blockchain.LastBlock()
|
||||
if err != nil {
|
||||
logrus.Error("ValidateBlocks: error getting last block: ", err)
|
||||
return ValidationWindow{}, err
|
||||
}
|
||||
|
||||
err = bv.blockRepository.SetBlocksStatus(lastBlock.Int64())
|
||||
if err != nil {
|
||||
logrus.Error("ValidateBlocks: error setting block status: ", err)
|
||||
return ValidationWindow{}, err
|
||||
}
|
||||
return window, nil
|
||||
}
|
||||
|
@ -17,8 +17,7 @@
|
||||
package history
|
||||
|
||||
import (
|
||||
log "github.com/sirupsen/logrus"
|
||||
|
||||
"github.com/sirupsen/logrus"
|
||||
"github.com/vulcanize/vulcanizedb/pkg/core"
|
||||
"github.com/vulcanize/vulcanizedb/pkg/datastore"
|
||||
)
|
||||
@ -38,11 +37,15 @@ func NewHeaderValidator(blockChain core.BlockChain, repository datastore.HeaderR
|
||||
}
|
||||
|
||||
func (validator HeaderValidator) ValidateHeaders() (ValidationWindow, error) {
|
||||
window := MakeValidationWindow(validator.blockChain, validator.windowSize)
|
||||
blockNumbers := MakeRange(window.LowerBound, window.UpperBound)
|
||||
_, err := RetrieveAndUpdateHeaders(validator.blockChain, validator.headerRepository, blockNumbers)
|
||||
window, err := MakeValidationWindow(validator.blockChain, validator.windowSize)
|
||||
if err != nil {
|
||||
log.Error("Error in ValidateHeaders: ", err)
|
||||
logrus.Error("ValidateHeaders: error creating validation window: ", err)
|
||||
return ValidationWindow{}, err
|
||||
}
|
||||
blockNumbers := MakeRange(window.LowerBound, window.UpperBound)
|
||||
_, err = RetrieveAndUpdateHeaders(validator.blockChain, validator.headerRepository, blockNumbers)
|
||||
if err != nil {
|
||||
logrus.Error("ValidateHeaders: error getting/updating headers: ", err)
|
||||
return ValidationWindow{}, err
|
||||
}
|
||||
return window, nil
|
||||
|
@ -23,28 +23,41 @@ import (
|
||||
"github.com/vulcanize/vulcanizedb/pkg/datastore"
|
||||
)
|
||||
|
||||
func PopulateMissingBlocks(blockchain core.BlockChain, blockRepository datastore.BlockRepository, startingBlockNumber int64) int {
|
||||
lastBlock := blockchain.LastBlock().Int64()
|
||||
blockRange := blockRepository.MissingBlockNumbers(startingBlockNumber, lastBlock, blockchain.Node().ID)
|
||||
func PopulateMissingBlocks(blockchain core.BlockChain, blockRepository datastore.BlockRepository, startingBlockNumber int64) (int, error) {
|
||||
lastBlock, err := blockchain.LastBlock()
|
||||
if err != nil {
|
||||
log.Error("PopulateMissingBlocks: error getting last block: ", err)
|
||||
return 0, err
|
||||
}
|
||||
blockRange := blockRepository.MissingBlockNumbers(startingBlockNumber, lastBlock.Int64(), blockchain.Node().ID)
|
||||
|
||||
if len(blockRange) == 0 {
|
||||
return 0
|
||||
return 0, nil
|
||||
}
|
||||
|
||||
log.Printf("Backfilling %d blocks\n\n", len(blockRange))
|
||||
RetrieveAndUpdateBlocks(blockchain, blockRepository, blockRange)
|
||||
return len(blockRange)
|
||||
_, err = RetrieveAndUpdateBlocks(blockchain, blockRepository, blockRange)
|
||||
if err != nil {
|
||||
log.Error("PopulateMissingBlocks: error gettings/updating blocks: ", err)
|
||||
return 0, err
|
||||
}
|
||||
return len(blockRange), nil
|
||||
}
|
||||
|
||||
func RetrieveAndUpdateBlocks(blockchain core.BlockChain, blockRepository datastore.BlockRepository, blockNumbers []int64) int {
|
||||
func RetrieveAndUpdateBlocks(blockchain core.BlockChain, blockRepository datastore.BlockRepository, blockNumbers []int64) (int, error) {
|
||||
for _, blockNumber := range blockNumbers {
|
||||
block, err := blockchain.GetBlockByNumber(blockNumber)
|
||||
if err != nil {
|
||||
log.Printf("failed to retrieve block number: %d\n", blockNumber)
|
||||
return 0
|
||||
log.Error("RetrieveAndUpdateBlocks: error getting block: ", err)
|
||||
return 0, err
|
||||
}
|
||||
// TODO: handle possible error here
|
||||
blockRepository.CreateOrUpdateBlock(block)
|
||||
|
||||
_, err = blockRepository.CreateOrUpdateBlock(block)
|
||||
if err != nil {
|
||||
log.Error("RetrieveAndUpdateBlocks: error creating/updating block: ", err)
|
||||
return 0, err
|
||||
}
|
||||
|
||||
}
|
||||
return len(blockNumbers)
|
||||
return len(blockNumbers), nil
|
||||
}
|
||||
|
@ -25,25 +25,24 @@ import (
|
||||
)
|
||||
|
||||
func PopulateMissingHeaders(blockchain core.BlockChain, headerRepository datastore.HeaderRepository, startingBlockNumber int64) (int, error) {
|
||||
lastBlock := blockchain.LastBlock().Int64()
|
||||
headerAlreadyExists, err := headerRepository.HeaderExists(lastBlock)
|
||||
|
||||
lastBlock, err := blockchain.LastBlock()
|
||||
if err != nil {
|
||||
log.Error("Error in checking header in PopulateMissingHeaders: ", err)
|
||||
log.Error("PopulateMissingHeaders: Error getting last block: ", err)
|
||||
return 0, err
|
||||
} else if headerAlreadyExists {
|
||||
return 0, nil
|
||||
}
|
||||
|
||||
blockNumbers, err := headerRepository.MissingBlockNumbers(startingBlockNumber, lastBlock, blockchain.Node().ID)
|
||||
blockNumbers, err := headerRepository.MissingBlockNumbers(startingBlockNumber, lastBlock.Int64(), blockchain.Node().ID)
|
||||
if err != nil {
|
||||
log.Error("Error getting missing block numbers in PopulateMissingHeaders: ", err)
|
||||
log.Error("PopulateMissingHeaders: Error getting missing block numbers: ", err)
|
||||
return 0, err
|
||||
} else if len(blockNumbers) == 0 {
|
||||
return 0, nil
|
||||
}
|
||||
|
||||
log.Printf("Backfilling %d blocks\n\n", len(blockNumbers))
|
||||
_, err = RetrieveAndUpdateHeaders(blockchain, headerRepository, blockNumbers)
|
||||
if err != nil {
|
||||
log.Error("PopulateMissingHeaders: Error getting/updating headers:", err)
|
||||
return 0, err
|
||||
}
|
||||
return len(blockNumbers), nil
|
||||
|
@ -18,17 +18,10 @@ package history
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
log "github.com/sirupsen/logrus"
|
||||
"github.com/vulcanize/vulcanizedb/pkg/core"
|
||||
"text/template"
|
||||
)
|
||||
|
||||
const WindowTemplate = `Validating Blocks
|
||||
|{{.LowerBound}}|-- Validation Window --|{{.UpperBound}}| ({{.UpperBound}}:HEAD)
|
||||
|
||||
`
|
||||
|
||||
var ParsedWindowTemplate = *template.Must(template.New("window").Parse(WindowTemplate))
|
||||
|
||||
type ValidationWindow struct {
|
||||
LowerBound int64
|
||||
UpperBound int64
|
||||
@ -38,10 +31,14 @@ func (window ValidationWindow) Size() int {
|
||||
return int(window.UpperBound - window.LowerBound)
|
||||
}
|
||||
|
||||
func MakeValidationWindow(blockchain core.BlockChain, windowSize int) ValidationWindow {
|
||||
upperBound := blockchain.LastBlock().Int64()
|
||||
lowerBound := upperBound - int64(windowSize)
|
||||
return ValidationWindow{lowerBound, upperBound}
|
||||
func MakeValidationWindow(blockchain core.BlockChain, windowSize int) (ValidationWindow, error) {
|
||||
upperBound, err := blockchain.LastBlock()
|
||||
if err != nil {
|
||||
log.Error("MakeValidationWindow: error getting LastBlock: ", err)
|
||||
return ValidationWindow{}, err
|
||||
}
|
||||
lowerBound := upperBound.Int64() - int64(windowSize)
|
||||
return ValidationWindow{lowerBound, upperBound.Int64()}, nil
|
||||
}
|
||||
|
||||
func MakeRange(min, max int64) []int64 {
|
||||
|
Loading…
Reference in New Issue
Block a user