protected override Task <EditLightningNodeExternalServiceDataViewModel> BuildViewModel(ExternalServiceData data)
{
var vm = new EditLightningNodeExternalServiceDataViewModel(
new LightningNodeService(data, _nbXplorerClientProvider, _nbXplorerSummaryProvider, _socketFactory)
.GetData());
vm.CryptoCodes = new SelectList(_nbXplorerOptions.Cryptos?.ToList() ?? new List <string>(),
vm.CryptoCode);
return(Task.FromResult(vm));
}
BuildModel(EditLightningNodeExternalServiceDataViewModel viewModel, ExternalServiceData mainModel)
{
var failureViewModel = new EditLightningNodeExternalServiceDataViewModel(viewModel);
failureViewModel.CryptoCodes = new SelectList(_nbXplorerOptions.Cryptos?.ToList() ?? new List <string>(),
viewModel.CryptoCode);
//current External Service data
var externalServiceData = mainModel;
if (!ModelState.IsValid)
{
return(null, failureViewModel);
}
//current External Service data
externalServiceData.Set((LightningNodeExternalServiceData)viewModel);
var lightningNodeService = new LightningNodeService(externalServiceData, _nbXplorerClientProvider,
_nbXplorerSummaryProvider, _socketFactory);
if (!string.IsNullOrEmpty(viewModel.ConnectionString))
{
if (!LightningConnectionString.TryParse(viewModel.ConnectionString, false, out var connectionString,
out var error))
{
ModelState.AddModelError(nameof(viewModel.ConnectionString), $"Invalid URL ({error})");
return(null, failureViewModel);
}
if (connectionString.ConnectionType == LightningConnectionType.LndGRPC)
{
ModelState.AddModelError(nameof(viewModel.ConnectionString),
$"BTCPay does not support gRPC connections");
return(null, failureViewModel);
}
var canUseInternalLightning = await IsAdmin();
bool isInternalNode = connectionString.ConnectionType == LightningConnectionType.CLightning ||
connectionString.BaseUri.DnsSafeHost.StartsWith("lnd_") ||
(connectionString.BaseUri.DnsSafeHost.Equals("127.0.0.1",
StringComparison.InvariantCultureIgnoreCase) ||
connectionString.BaseUri.DnsSafeHost.Equals("localhost",
StringComparison.InvariantCultureIgnoreCase));
if (connectionString.BaseUri.Scheme == "http")
{
if (!isInternalNode)
{
ModelState.AddModelError(nameof(viewModel.ConnectionString), "The url must be HTTPS");
return(null, failureViewModel);
}
}
if (connectionString.MacaroonFilePath != null)
{
if (!canUseInternalLightning)
{
ModelState.AddModelError(nameof(viewModel.ConnectionString),
"You are not authorized to use macaroonfilepath");
return(null, failureViewModel);
}
if (!System.IO.File.Exists(connectionString.MacaroonFilePath))
{
ModelState.AddModelError(nameof(viewModel.ConnectionString),
"The macaroonfilepath file does not exist");
return(null, failureViewModel);
}
if (!System.IO.Path.IsPathRooted(connectionString.MacaroonFilePath))
{
ModelState.AddModelError(nameof(viewModel.ConnectionString),
"The macaroonfilepath should be fully rooted");
return(null, failureViewModel);
}
}
if (isInternalNode && !canUseInternalLightning)
{
ModelState.AddModelError(nameof(viewModel.ConnectionString), "Unauthorized url");
return(null, failureViewModel);
}
}
if (!await lightningNodeService.TestAccess(Request.IsOnion()))
{
ModelState.AddModelError(String.Empty, "Could not connect with current settings");
return(null, failureViewModel);
}
return(externalServiceData, null);
}
