// sessionLogWriter returns a writer that will persist the session output
func (t *operations) SessionLog(session *tether.SessionConfig) (dio.DynamicMultiWriter, dio.DynamicMultiWriter, error) {
com := "COM3"
defer trace.End(trace.Begin("configure session log writer"))
if t.logging {
detail := "unable to log more than one session concurrently"
log.Error(detail)
return nil, nil, errors.New(detail)
}
t.logging = true
// redirect backchannel to the serial connection
log.Infof("opening %s%s for session logging", pathPrefix, com)
f, err := OpenPort(fmt.Sprintf("%s%s", pathPrefix, com))
if err != nil {
detail := fmt.Sprintf("failed to open serial port for session log: %s", err)
log.Error(detail)
return nil, nil, errors.New(detail)
}
// use multi-writer so it goes to both screen and session log
return dio.MultiWriter(f, os.Stdout), dio.MultiWriter(f, os.Stderr), nil
}
// sessionLogWriter returns a writer that will persist the session output
func (t *operations) SessionLog(session *tether.SessionConfig) (dio.DynamicMultiWriter, dio.DynamicMultiWriter, error) {
defer trace.End(trace.Begin("configure session log writer"))
name := session.ID
if name == "" {
name = session.Name
}
logPath := strings.Join([]string{pathPrefix, logDir, name + ".log"}, string(os.PathSeparator))
// open SttyS2 for session logging
log.Infof("opening %s for session logging", logPath)
f, err := os.OpenFile(logPath, os.O_RDWR|os.O_CREATE|os.O_APPEND|os.O_SYNC|syscall.O_NOCTTY, 0777)
if err != nil {
detail := fmt.Sprintf("failed to open file for session log: %s", err)
log.Error(detail)
return nil, nil, errors.New(detail)
}
// use multi-writer so it goes to both screen and session log
return dio.MultiWriter(f, os.Stdout), dio.MultiWriter(f, os.Stderr), nil
}
// sessionLogWriter returns a writer that will persist the session output
func (t *operations) SessionLog(session *tether.SessionConfig) (dio.DynamicMultiWriter, dio.DynamicMultiWriter, error) {
defer trace.End(trace.Begin("configure session log writer"))
if t.logging {
detail := "unable to log more than one session concurrently"
log.Error(detail)
return nil, nil, errors.New(detail)
}
t.logging = true
// open SttyS2 for session logging
log.Info("opening ttyS2 for session logging")
f, err := os.OpenFile(pathPrefix+"/ttyS2", os.O_RDWR|os.O_SYNC|syscall.O_NOCTTY, 777)
if err != nil {
detail := fmt.Sprintf("failed to open serial port for session log: %s", err)
log.Error(detail)
return nil, nil, errors.New(detail)
}
// use multi-writer so it goes to both screen and session log
return dio.MultiWriter(f, os.Stdout), dio.MultiWriter(f, os.Stderr), nil
}
func (t *Mocker) SessionLog(session *tether.SessionConfig) (dio.DynamicMultiWriter, error) {
return dio.MultiWriter(&t.SessionLogBuffer), nil
}
