ipld-eth-server/pkg/transformers/price_feeds/repository.go
Takayuki Goto 0a024d429d * update transformer to able to recheck headers (#4)
* update transformer to able to recheck headers
* put cap on rechecking header
* integration test for recheck headers
* use enum for recheck headers param; make recheck cap configurable
* update integration tests with new test config
* update omni pkg with new recheck header column type
* update migration with new migration tool and final tweaks needed to accommodate changes in omni pkg
2019-02-08 10:35:46 -06:00

85 lines
3.0 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 price_feeds
import (
"fmt"
log "github.com/sirupsen/logrus"
"github.com/vulcanize/vulcanizedb/pkg/core"
"github.com/vulcanize/vulcanizedb/pkg/datastore/postgres"
"github.com/vulcanize/vulcanizedb/pkg/transformers/shared"
"github.com/vulcanize/vulcanizedb/pkg/transformers/shared/constants"
)
type PriceFeedRepository struct {
db *postgres.DB
}
func (repository PriceFeedRepository) Create(headerID int64, models []interface{}) error {
tx, dBaseErr := repository.db.Begin()
if dBaseErr != nil {
return dBaseErr
}
for _, model := range models {
priceUpdate, ok := model.(PriceFeedModel)
if !ok {
rollbackErr := tx.Rollback()
if rollbackErr != nil {
log.Error("failed to rollback ", rollbackErr)
}
return fmt.Errorf("model of type %T, not %T", model, PriceFeedModel{})
}
_, err := tx.Exec(`INSERT INTO maker.price_feeds (block_number, header_id, medianizer_address, usd_value, log_idx, tx_idx, raw_log)
VALUES ($1, $2, $3, $4::NUMERIC, $5, $6, $7)
ON CONFLICT (header_id, medianizer_address, tx_idx, log_idx) DO UPDATE SET block_number = $1, usd_value = $4, raw_log = $7;`,
priceUpdate.BlockNumber, headerID, priceUpdate.MedianizerAddress, priceUpdate.UsdValue, priceUpdate.LogIndex, priceUpdate.TransactionIndex, priceUpdate.Raw)
if err != nil {
tx.Rollback()
return err
}
}
checkHeaderErr := shared.MarkHeaderCheckedInTransaction(headerID, tx, constants.PriceFeedsChecked)
if checkHeaderErr != nil {
rollbackErr := tx.Rollback()
if rollbackErr != nil {
log.Error("failed to rollback ", rollbackErr)
}
return checkHeaderErr
}
return tx.Commit()
}
func (repository PriceFeedRepository) MarkHeaderChecked(headerID int64) error {
return shared.MarkHeaderChecked(headerID, repository.db, constants.PriceFeedsChecked)
}
func (repository PriceFeedRepository) MissingHeaders(startingBlockNumber, endingBlockNumber int64) ([]core.Header, error) {
return shared.MissingHeaders(startingBlockNumber, endingBlockNumber, repository.db, constants.PriceFeedsChecked)
}
func (repository PriceFeedRepository) RecheckHeaders(startingBlockNumber, endingBlockNumber int64) ([]core.Header, error) {
return shared.RecheckHeaders(startingBlockNumber, endingBlockNumber, repository.db, constants.PriceFeedsChecked)
}
func (repository *PriceFeedRepository) SetDB(db *postgres.DB) {
repository.db = db
}