func runOnce(c *agent.Conf, a Agent) error {
st, passwordChanged, err := c.OpenState()
if err != nil {
return err
}
defer st.Close()
entity, err := a.Entity(st)
if state.IsNotFound(err) || err == nil && entity.Life() == state.Dead {
return worker.ErrDead
}
if err != nil {
return err
}
if passwordChanged {
if err := c.Write(); err != nil {
return err
}
if err := entity.SetMongoPassword(c.StateInfo.Password); err != nil {
return err
}
}
return a.RunOnce(st, entity)
}
