35 lines
761 B
Smarty
35 lines
761 B
Smarty
package postgres
|
|
|
|
import (
|
|
"database/sql"
|
|
|
|
_ "github.com/lib/pq"
|
|
"github.com/pkg/errors"
|
|
log "github.com/sirupsen/logrus"
|
|
"{{.ModuleName}}/pkg/atom/container"
|
|
"{{.ModuleName}}/pkg/atom/opt"
|
|
)
|
|
|
|
func Provide(opts ...opt.Option) error {
|
|
o := opt.New(opts...)
|
|
var conf Config
|
|
if err := o.UnmarshalConfig(&conf); err != nil {
|
|
return err
|
|
}
|
|
|
|
return container.Container.Provide(func() (*sql.DB, *Config, error) {
|
|
log.Debugf("connect postgres with dsn: '%s'", conf.DSN())
|
|
db, err := sql.Open("postgres", conf.DSN())
|
|
if err != nil {
|
|
return nil, nil, errors.Wrap(err, "connect database")
|
|
}
|
|
|
|
if err := db.Ping(); err != nil {
|
|
db.Close()
|
|
return nil, nil, errors.Wrap(err, "ping database")
|
|
}
|
|
|
|
return db, &conf, err
|
|
}, o.DiOptions()...)
|
|
}
|