Go workspace (go.work) with 5 microservices + shared library: - gateway (8080), auth-service (8081), purchaser-service (8082) - textile-service (8083), washing-service (8084) - shared: proto definitions, common packages Infrastructure: docker-compose for local dev, K8s manifests for K3s cluster deployment (mysql/redis/etcd + traefik ingress). Frontend (iloom-flatten) added as git submodule. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
28 lines
504 B
Go
28 lines
504 B
Go
package database
|
|
|
|
import (
|
|
"context"
|
|
"database/sql"
|
|
"fmt"
|
|
)
|
|
|
|
func WithTx(ctx context.Context, db *sql.DB, fn func(tx *sql.Tx) error) error {
|
|
tx, err := db.BeginTx(ctx, nil)
|
|
if err != nil {
|
|
return fmt.Errorf("begin tx: %w", err)
|
|
}
|
|
|
|
if err := fn(tx); err != nil {
|
|
if rbErr := tx.Rollback(); rbErr != nil {
|
|
return fmt.Errorf("rollback failed: %v (original: %w)", rbErr, err)
|
|
}
|
|
return err
|
|
}
|
|
|
|
if err := tx.Commit(); err != nil {
|
|
return fmt.Errorf("commit tx: %w", err)
|
|
}
|
|
|
|
return nil
|
|
}
|