// deviceName gets a new device name from the user.
func (e *loginProvision) deviceName(ctx *Context) (string, error) {
names, err := e.arg.User.DeviceNames()
if err != nil {
e.G().Log.Debug("error getting device names: %s", err)
e.G().Log.Debug("proceeding to ask user for a device name despite error...")
}
arg := keybase1.PromptNewDeviceNameArg{
ExistingDevices: names,
}
for i := 0; i < 10; i++ {
devname, err := ctx.ProvisionUI.PromptNewDeviceName(ctx.GetNetContext(), arg)
if err != nil {
return "", err
}
if !libkb.CheckDeviceName.F(devname) {
arg.ErrorMessage = "Invalid device name. Device names should be " + libkb.CheckDeviceName.Hint
continue
}
duplicate := false
for _, name := range names {
if devname == name {
duplicate = true
break
}
}
if duplicate {
arg.ErrorMessage = fmt.Sprintf("Device name %q already used", devname)
continue
}
return devname, nil
}
return "", libkb.RetryExhaustedError{}
}
func (u *RemoteProvisionUI) PromptNewDeviceName(ctx context.Context, arg keybase1.PromptNewDeviceNameArg) (string, error) {
arg.SessionID = u.sessionID
return u.cli.PromptNewDeviceName(ctx, arg)
}