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refactor error handling in frob, pit, price, tend

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This commit is contained in:
yaoandrew 2018-12-19 01:37:44 -08:00
parent 657aaccff3
commit 525fada3d7
5 changed files with 113 additions and 63 deletions
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34
pkg/transformers/frob/repository.go
View File

@ -16,6 +16,7 @@ package frob
import (
"fmt"
"log"
"github.com/vulcanize/vulcanizedb/pkg/datastore/postgres"
"github.com/vulcanize/vulcanizedb/pkg/transformers/shared"
@ -27,29 +28,38 @@ type FrobRepository struct {
}
func (repository FrobRepository) Create(headerID int64, models []interface{}) error {
tx, err := repository.db.Begin()
if err != nil {
return err
tx, dBaseErr := repository.db.Begin()
if dBaseErr != nil {
return dBaseErr
}
for _, model := range models {
frobModel, ok := model.(FrobModel)
if !ok {
tx.Rollback()
rollbackErr := tx.Rollback()
if rollbackErr != nil {
log.Println("failed to rollback ", rollbackErr)
}
return fmt.Errorf("model of type %T, not %T", model, FrobModel{})
}
_, err = tx.Exec(`INSERT INTO maker.frob (header_id, art, dart, dink, iart, ilk, ink, urn, raw_log, log_idx, tx_idx)
_, execErr := tx.Exec(`INSERT INTO maker.frob (header_id, art, dart, dink, iart, ilk, ink, urn, raw_log, log_idx, tx_idx)
VALUES($1, $2::NUMERIC, $3::NUMERIC, $4::NUMERIC, $5::NUMERIC, $6, $7::NUMERIC, $8, $9, $10, $11)`,
headerID, frobModel.Art, frobModel.Dart, frobModel.Dink, frobModel.IArt, frobModel.Ilk, frobModel.Ink, frobModel.Urn, frobModel.Raw, frobModel.LogIndex, frobModel.TransactionIndex)
if err != nil {
tx.Rollback()
return err
if execErr != nil {
rollbackErr := tx.Rollback()
if rollbackErr != nil {
log.Println("failed to rollback ", rollbackErr)
}
return execErr
}
}
err = shared.MarkHeaderCheckedInTransaction(headerID, tx, constants.FrobChecked)
if err != nil {
tx.Rollback()
return err
checkHeaderErr := shared.MarkHeaderCheckedInTransaction(headerID, tx, constants.FrobChecked)
if checkHeaderErr != nil {
rollbackErr := tx.Rollback()
if rollbackErr != nil {
log.Println("failed to rollback ", rollbackErr)
}
return checkHeaderErr
}
return tx.Commit()
}

34
pkg/transformers/pit_file/debt_ceiling/repository.go
View File

@ -19,6 +19,7 @@ import (
"github.com/vulcanize/vulcanizedb/pkg/datastore/postgres"
"github.com/vulcanize/vulcanizedb/pkg/transformers/shared"
"github.com/vulcanize/vulcanizedb/pkg/transformers/shared/constants"
"log"
)
type PitFileDebtCeilingRepository struct {
@ -26,34 +27,43 @@ type PitFileDebtCeilingRepository struct {
}
func (repository PitFileDebtCeilingRepository) Create(headerID int64, models []interface{}) error {
tx, err := repository.db.Begin()
if err != nil {
return err
tx, dBaseErr := repository.db.Begin()
if dBaseErr != nil {
return dBaseErr
}
for _, model := range models {
pitFileDC, ok := model.(PitFileDebtCeilingModel)
if !ok {
tx.Rollback()
rollbackErr := tx.Rollback()
if rollbackErr != nil {
log.Println("failed to rollback ", rollbackErr)
}
return fmt.Errorf("model of type %T, not %T", model, PitFileDebtCeilingModel{})
}
_, err = tx.Exec(
_, execErr := tx.Exec(
`INSERT into maker.pit_file_debt_ceiling (header_id, what, data, log_idx, tx_idx, raw_log)
VALUES($1, $2, $3::NUMERIC, $4, $5, $6)`,
headerID, pitFileDC.What, pitFileDC.Data, pitFileDC.LogIndex, pitFileDC.TransactionIndex, pitFileDC.Raw,
)
if err != nil {
tx.Rollback()
return err
if execErr != nil {
rollbackErr := tx.Rollback()
if rollbackErr != nil {
log.Println("failed to rollback ", rollbackErr)
}
return execErr
}
}
err = shared.MarkHeaderCheckedInTransaction(headerID, tx, constants.PitFileDebtCeilingChecked)
if err != nil {
tx.Rollback()
return err
checkHeaderErr := shared.MarkHeaderCheckedInTransaction(headerID, tx, constants.PitFileDebtCeilingChecked)
if checkHeaderErr != nil {
rollbackErr := tx.Rollback()
if rollbackErr != nil {
log.Println("failed to rollback ", rollbackErr)
}
return checkHeaderErr
}
return tx.Commit()

34
pkg/transformers/pit_file/ilk/repository.go
View File

@ -19,6 +19,7 @@ import (
"github.com/vulcanize/vulcanizedb/pkg/datastore/postgres"
"github.com/vulcanize/vulcanizedb/pkg/transformers/shared"
"github.com/vulcanize/vulcanizedb/pkg/transformers/shared/constants"
"log"
)
type PitFileIlkRepository struct {
@ -26,33 +27,42 @@ type PitFileIlkRepository struct {
}
func (repository PitFileIlkRepository) Create(headerID int64, models []interface{}) error {
tx, err := repository.db.Begin()
if err != nil {
return err
tx, dBaseErr := repository.db.Begin()
if dBaseErr != nil {
return dBaseErr
}
for _, model := range models {
pitFileIlk, ok := model.(PitFileIlkModel)
if !ok {
tx.Rollback()
rollbackErr := tx.Rollback()
if rollbackErr != nil {
log.Println("failed to rollback ", rollbackErr)
}
return fmt.Errorf("model of type %T, not %T", model, PitFileIlkModel{})
}
_, err = tx.Exec(
_, execErr := tx.Exec(
`INSERT into maker.pit_file_ilk (header_id, ilk, what, data, log_idx, tx_idx, raw_log)
VALUES($1, $2, $3, $4::NUMERIC, $5, $6, $7)`,
headerID, pitFileIlk.Ilk, pitFileIlk.What, pitFileIlk.Data, pitFileIlk.LogIndex, pitFileIlk.TransactionIndex, pitFileIlk.Raw,
)
if err != nil {
tx.Rollback()
return err
if execErr != nil {
rollbackErr := tx.Rollback()
if rollbackErr != nil {
log.Println("failed to rollback ", rollbackErr)
}
return execErr
}
}
err = shared.MarkHeaderCheckedInTransaction(headerID, tx, constants.PitFileIlkChecked)
if err != nil {
tx.Rollback()
return err
checkHeaderErr := shared.MarkHeaderCheckedInTransaction(headerID, tx, constants.PitFileIlkChecked)
if checkHeaderErr != nil {
rollbackErr := tx.Rollback()
if rollbackErr != nil {
log.Println("failed to rollback ", rollbackErr)
}
return checkHeaderErr
}
return tx.Commit()
}

34
pkg/transformers/price_feeds/repository.go
View File

@ -19,6 +19,7 @@ import (
"github.com/vulcanize/vulcanizedb/pkg/datastore/postgres"
"github.com/vulcanize/vulcanizedb/pkg/transformers/shared"
"github.com/vulcanize/vulcanizedb/pkg/transformers/shared/constants"
"log"
)
type PriceFeedRepository struct {
@ -26,29 +27,38 @@ type PriceFeedRepository struct {
}
func (repository PriceFeedRepository) Create(headerID int64, models []interface{}) error {
tx, err := repository.db.Begin()
if err != nil {
return err
tx, dBaseErr := repository.db.Begin()
if dBaseErr != nil {
return dBaseErr
}
for _, model := range models {
priceUpdate, ok := model.(PriceFeedModel)
if !ok {
tx.Rollback()
rollbackErr := tx.Rollback()
if rollbackErr != nil {
log.Println("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)
_, execErr := 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)`, priceUpdate.BlockNumber, headerID, priceUpdate.MedianizerAddress, priceUpdate.UsdValue, priceUpdate.LogIndex, priceUpdate.TransactionIndex, priceUpdate.Raw)
if err != nil {
tx.Rollback()
return err
if execErr != nil {
rollbackErr := tx.Rollback()
if rollbackErr != nil {
log.Println("failed to rollback ", rollbackErr)
}
return execErr
}
}
err = shared.MarkHeaderCheckedInTransaction(headerID, tx, constants.PriceFeedsChecked)
if err != nil {
tx.Rollback()
return err
checkHeaderErr := shared.MarkHeaderCheckedInTransaction(headerID, tx, constants.PriceFeedsChecked)
if checkHeaderErr != nil {
rollbackErr := tx.Rollback()
if rollbackErr != nil {
log.Println("failed to rollback ", rollbackErr)
}
return checkHeaderErr
}
return tx.Commit()
}

40
pkg/transformers/tend/repository.go
View File

@ -19,6 +19,7 @@ import (
"github.com/vulcanize/vulcanizedb/pkg/datastore/postgres"
"github.com/vulcanize/vulcanizedb/pkg/transformers/shared"
"github.com/vulcanize/vulcanizedb/pkg/transformers/shared/constants"
"log"
)
type TendRepository struct {
@ -26,39 +27,48 @@ type TendRepository struct {
}
func (repository TendRepository) Create(headerID int64, models []interface{}) error {
tx, err := repository.db.Begin()
if err != nil {
return err
tx, dBaseErr := repository.db.Begin()
if dBaseErr != nil {
return dBaseErr
}
tic, err := shared.GetTicInTx(headerID, tx)
if err != nil {
return err
tic, getTicErr := shared.GetTicInTx(headerID, tx)
if getTicErr != nil {
return getTicErr
}
for _, model := range models {
tend, ok := model.(TendModel)
if !ok {
tx.Rollback()
rollbackErr := tx.Rollback()
if rollbackErr != nil {
log.Println("failed to rollback ", rollbackErr)
}
return fmt.Errorf("model of type %T, not %T", model, TendModel{})
}
_, err = tx.Exec(
_, execErr := tx.Exec(
`INSERT into maker.tend (header_id, bid_id, lot, bid, guy, tic, log_idx, tx_idx, raw_log)
VALUES($1, $2, $3::NUMERIC, $4::NUMERIC, $5, $6, $7, $8, $9)`,
headerID, tend.BidId, tend.Lot, tend.Bid, tend.Guy, tic, tend.LogIndex, tend.TransactionIndex, tend.Raw,
)
if err != nil {
tx.Rollback()
return err
if execErr != nil {
rollbackErr := tx.Rollback()
if rollbackErr != nil {
log.Println("failed to rollback ", rollbackErr)
}
return execErr
}
}
err = shared.MarkHeaderCheckedInTransaction(headerID, tx, constants.TendChecked)
if err != nil {
tx.Rollback()
return err
checkHeaderErr := shared.MarkHeaderCheckedInTransaction(headerID, tx, constants.TendChecked)
if checkHeaderErr != nil {
rollbackErr := tx.Rollback()
if rollbackErr != nil {
log.Println("failed to rollback ", rollbackErr)
}
return checkHeaderErr
}
return tx.Commit()
}