func portCheck(t *process.Process, c *config.Config, ctx context.Context) error {
if transmission.
NewRawClient(c.Transmission.URL.String(), c.Transmission.User, c.Transmission.Pass).
CheckPort() {
return nil
}
logger.Infof("Transmission port not open, stopping transmission")
t.Stop()
ip, er := getIP(c.OpenVPN.Tun, c.Timeout.Duration, ctx)
if er != nil {
return er
}
logger.Infof("New bind ip: (%s) %s", c.OpenVPN.Tun, ip)
port, er := getPort(ip, c.PIA.User, c.PIA.Pass, c.PIA.ClientID, c.Timeout.Duration, ctx)
if er != nil {
return er
}
logger.Infof("New peer port: %d", port)
if er := transmission.UpdateSettings(c.Transmission.Config, ip, port); er != nil {
return er
}
logger.Infof("Starting transmission")
go t.ExecuteAndRestart(ctx)
return nil
}
func restartProcesses(t, v *process.Process, c *config.Config, ctx context.Context) error {
var (
notify = func(e error, t time.Duration) {
logger.Errorf("Failed to restart processes (retry in %v): %v", t, e)
}
operation = func() error {
t.Stop()
v.Stop()
return startProcesses(t, v, c, ctx)
}
b = backoff.NewExponentialBackOff()
)
b.MaxElapsedTime = 30 * time.Minute
b.MaxInterval = 10 * time.Second
return backoff.RetryNotify(operation, b, notify)
}