forked from cerc-io/ipld-eth-server
172 lines
6.9 KiB
Go
172 lines
6.9 KiB
Go
// VulcanizeDB
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// Copyright © 2019 Vulcanize
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package repositories
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import (
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"database/sql"
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"errors"
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"github.com/jmoiron/sqlx"
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log "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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var ErrValidHeaderExists = errors.New("valid header already exists")
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type HeaderRepository struct {
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database *postgres.DB
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}
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func NewHeaderRepository(database *postgres.DB) HeaderRepository {
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return HeaderRepository{database: database}
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}
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func (repository HeaderRepository) CreateOrUpdateHeader(header core.Header) (int64, error) {
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hash, err := repository.getHeaderHash(header)
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if err != nil {
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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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return repository.replaceHeader(header)
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}
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return 0, ErrValidHeaderExists
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}
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func (repository HeaderRepository) CreateTransactions(headerID int64, transactions []core.TransactionModel) error {
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for _, transaction := range transactions {
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_, err := repository.database.Exec(`INSERT INTO public.header_sync_transactions
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(header_id, hash, gas_limit, gas_price, input_data, nonce, raw, tx_from, tx_index, tx_to, "value")
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VALUES ($1, $2, $3::NUMERIC, $4::NUMERIC, $5, $6::NUMERIC, $7, $8, $9::NUMERIC, $10, $11::NUMERIC)
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ON CONFLICT DO NOTHING`, headerID, transaction.Hash, transaction.GasLimit, transaction.GasPrice,
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transaction.Data, transaction.Nonce, transaction.Raw, transaction.From, transaction.TxIndex, transaction.To,
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transaction.Value)
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if err != nil {
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return err
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}
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}
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return nil
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}
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func (repository HeaderRepository) CreateTransactionInTx(tx *sqlx.Tx, headerID int64, transaction core.TransactionModel) (int64, error) {
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var txId int64
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err := tx.QueryRowx(`INSERT INTO public.header_sync_transactions
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(header_id, hash, gas_limit, gas_price, input_data, nonce, raw, tx_from, tx_index, tx_to, "value")
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VALUES ($1, $2, $3::NUMERIC, $4::NUMERIC, $5, $6::NUMERIC, $7, $8, $9::NUMERIC, $10, $11::NUMERIC)
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ON CONFLICT (header_id, hash) DO UPDATE
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SET (gas_limit, gas_price, input_data, nonce, raw, tx_from, tx_index, tx_to, "value") = ($3::NUMERIC, $4::NUMERIC, $5, $6::NUMERIC, $7, $8, $9::NUMERIC, $10, $11::NUMERIC)
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RETURNING id`,
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headerID, transaction.Hash, transaction.GasLimit, transaction.GasPrice,
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transaction.Data, transaction.Nonce, transaction.Raw, transaction.From,
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transaction.TxIndex, transaction.To, transaction.Value).Scan(&txId)
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if err != nil {
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log.Error("header_repository: error inserting transaction: ", err)
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return txId, err
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}
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return txId, err
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}
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func (repository HeaderRepository) CreateReceiptInTx(tx *sqlx.Tx, headerID, transactionID int64, receipt core.Receipt) (int64, error) {
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var receiptId int64
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addressId, getAddressErr := AddressRepository{}.GetOrCreateAddressInTransaction(tx, receipt.ContractAddress)
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if getAddressErr != nil {
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log.Error("createReceipt: Error getting address id: ", getAddressErr)
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return receiptId, getAddressErr
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}
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err := tx.QueryRowx(`INSERT INTO public.header_sync_receipts
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(header_id, transaction_id, contract_address_id, cumulative_gas_used, gas_used, state_root, status, tx_hash, rlp)
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VALUES ($1, $2, $3, $4, $5, $6, $7, $8, $9)
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ON CONFLICT (header_id, transaction_id) DO UPDATE
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SET (contract_address_id, cumulative_gas_used, gas_used, state_root, status, tx_hash, rlp) = ($3, $4::NUMERIC, $5::NUMERIC, $6, $7, $8, $9)
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RETURNING id`,
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headerID, transactionID, addressId, receipt.CumulativeGasUsed, receipt.GasUsed, receipt.StateRoot, receipt.Status, receipt.TxHash, receipt.Rlp).Scan(&receiptId)
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if err != nil {
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log.Error("header_repository: error inserting receipt: ", err)
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return receiptId, err
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}
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return receiptId, err
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}
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func (repository HeaderRepository) GetHeader(blockNumber int64) (core.Header, error) {
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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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if err != nil {
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log.Error("GetHeader: error getting headers: ", err)
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}
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return header, err
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}
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func (repository HeaderRepository) MissingBlockNumbers(startingBlockNumber, endingBlockNumber int64, nodeID string) ([]int64, error) {
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numbers := make([]int64, 0)
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err := repository.database.Select(&numbers,
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`SELECT series.block_number
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FROM (SELECT generate_series($1::INT, $2::INT) AS block_number) AS series
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LEFT OUTER JOIN (SELECT block_number FROM headers
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WHERE eth_node_fingerprint = $3) AS synced
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USING (block_number)
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WHERE synced.block_number IS NULL`,
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startingBlockNumber, endingBlockNumber, nodeID)
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if err != nil {
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log.Errorf("MissingBlockNumbers failed to get blocks between %v - %v for node %v",
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startingBlockNumber, endingBlockNumber, nodeID)
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return []int64{}, err
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}
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return numbers, 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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func headerDoesNotExist(err error) bool {
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return err == sql.ErrNoRows
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}
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func (repository HeaderRepository) getHeaderHash(header core.Header) (string, error) {
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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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return hash, err
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}
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func (repository HeaderRepository) insertHeader(header core.Header) (int64, error) {
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var headerId int64
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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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func (repository HeaderRepository) replaceHeader(header core.Header) (int64, error) {
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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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}
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