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Handle rollbackError with log.Fatalf()

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This commit is contained in:
Jason Streifling 2024-03-06 16:58:41 +01:00
parent ea45da66b7
commit 052d36b01b
1 changed files with 13 additions and 4 deletions
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17
cmd/data/db.go
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@ -3,6 +3,7 @@ package data
import (
"database/sql"
"fmt"
"log"
"github.com/go-sql-driver/mysql"
"golang.org/x/crypto/bcrypt"
@ -102,18 +103,24 @@ func (db *DB) ChangePassword(id int64, oldPass, newPass string) error {
`
row := tx.QueryRow(getQuery, id)
if err := row.Scan(&queriedPass); err != nil {
tx.Rollback()
if rollbackErr := tx.Rollback(); rollbackErr != nil {
log.Fatalf("error: transaction error: %v, rollback error: %v", err, rollbackErr)
}
return fmt.Errorf("error reading password from DB: %v", err)
}
if err := bcrypt.CompareHashAndPassword([]byte(queriedPass), []byte(oldPass)); err != nil {
tx.Rollback()
if rollbackErr := tx.Rollback(); rollbackErr != nil {
log.Fatalf("error: transaction error: %v, rollback error: %v", err, rollbackErr)
}
return fmt.Errorf("incorrect password: %v", err)
}
newHashedPass, err := bcrypt.GenerateFromPassword([]byte(newPass), bcrypt.DefaultCost)
if err != nil {
tx.Rollback()
if rollbackErr := tx.Rollback(); rollbackErr != nil {
log.Fatalf("error: transaction error: %v, rollback error: %v", err, rollbackErr)
}
return fmt.Errorf("error creating password hash: %v", err)
}
@ -123,7 +130,9 @@ func (db *DB) ChangePassword(id int64, oldPass, newPass string) error {
WHERE id = ?
`
if _, err = tx.Exec(setQuery, string(newHashedPass), id); err != nil {
tx.Rollback()
if rollbackErr := tx.Rollback(); rollbackErr != nil {
log.Fatalf("error: transaction error: %v, rollback error: %v", err, rollbackErr)
}
return fmt.Errorf("error updating password in DB: %v", err)
}