btcpayserver/BTCPayServer/Controllers/ServerController.cs
2019-10-31 14:11:33 +09:00

1118 lines
46 KiB
C#

using BTCPayServer.Configuration;
using Microsoft.Extensions.Logging;
using BTCPayServer.HostedServices;
using BTCPayServer.Models;
using BTCPayServer.Models.ServerViewModels;
using BTCPayServer.Payments.Lightning;
using BTCPayServer.Services;
using BTCPayServer.Services.Mails;
using BTCPayServer.Services.Rates;
using BTCPayServer.Services.Stores;
using BTCPayServer.Validation;
using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Identity;
using Microsoft.AspNetCore.Mvc;
using NBitcoin;
using NBitcoin.DataEncoders;
using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.Globalization;
using System.IO;
using System.Linq;
using System.Net;
using System.Net.Http;
using System.Net.Mail;
using System.Threading.Tasks;
using Renci.SshNet;
using BTCPayServer.Logging;
using BTCPayServer.Lightning;
using System.Runtime.CompilerServices;
using BTCPayServer.Storage.Models;
using BTCPayServer.Storage.Services;
using BTCPayServer.Storage.Services.Providers;
using BTCPayServer.Services.Apps;
using Microsoft.AspNetCore.Mvc.Rendering;
using BTCPayServer.Data;
using Microsoft.EntityFrameworkCore;
namespace BTCPayServer.Controllers
{
[Authorize(Policy = BTCPayServer.Security.Policies.CanModifyServerSettings.Key,
AuthenticationSchemes = BTCPayServer.Security.AuthenticationSchemes.Cookie)]
public partial class ServerController : Controller
{
private UserManager<ApplicationUser> _UserManager;
SettingsRepository _SettingsRepository;
private readonly NBXplorerDashboard _dashBoard;
private StoreRepository _StoreRepository;
LightningConfigurationProvider _LnConfigProvider;
private readonly TorServices _torServices;
private BTCPayServerOptions _Options;
private readonly AppService _AppService;
private readonly CheckConfigurationHostedService _sshState;
private readonly StoredFileRepository _StoredFileRepository;
private readonly FileService _FileService;
private readonly IEnumerable<IStorageProviderService> _StorageProviderServices;
public ServerController(UserManager<ApplicationUser> userManager,
StoredFileRepository storedFileRepository,
FileService fileService,
IEnumerable<IStorageProviderService> storageProviderServices,
BTCPayServerOptions options,
SettingsRepository settingsRepository,
NBXplorerDashboard dashBoard,
IHttpClientFactory httpClientFactory,
LightningConfigurationProvider lnConfigProvider,
TorServices torServices,
StoreRepository storeRepository,
AppService appService,
CheckConfigurationHostedService sshState)
{
_Options = options;
_StoredFileRepository = storedFileRepository;
_FileService = fileService;
_StorageProviderServices = storageProviderServices;
_UserManager = userManager;
_SettingsRepository = settingsRepository;
_dashBoard = dashBoard;
HttpClientFactory = httpClientFactory;
_StoreRepository = storeRepository;
_LnConfigProvider = lnConfigProvider;
_torServices = torServices;
_AppService = appService;
_sshState = sshState;
}
[Route("server/rates")]
public async Task<IActionResult> Rates()
{
var rates = (await _SettingsRepository.GetSettingAsync<RatesSetting>()) ?? new RatesSetting();
var vm = new RatesViewModel()
{
CacheMinutes = rates.CacheInMinutes,
PrivateKey = rates.PrivateKey,
PublicKey = rates.PublicKey
};
await FetchRateLimits(vm);
return View(vm);
}
private static async Task FetchRateLimits(RatesViewModel vm)
{
var coinAverage = GetCoinaverageService(vm, false);
if (coinAverage != null)
{
try
{
vm.RateLimits = await coinAverage.GetRateLimitsAsync();
}
catch { }
}
}
[Route("server/rates")]
[HttpPost]
public async Task<IActionResult> Rates(RatesViewModel vm)
{
var rates = (await _SettingsRepository.GetSettingAsync<RatesSetting>()) ?? new RatesSetting();
rates.PrivateKey = vm.PrivateKey;
rates.PublicKey = vm.PublicKey;
rates.CacheInMinutes = vm.CacheMinutes;
try
{
var service = GetCoinaverageService(vm, true);
if (service != null)
await service.TestAuthAsync();
}
catch
{
ModelState.AddModelError(nameof(vm.PrivateKey), "Invalid API key pair");
}
if (!ModelState.IsValid)
{
await FetchRateLimits(vm);
return View(vm);
}
await _SettingsRepository.UpdateSetting(rates);
TempData[WellKnownTempData.SuccessMessage] = "Rate settings successfully updated";
return RedirectToAction(nameof(Rates));
}
private static CoinAverageRateProvider GetCoinaverageService(RatesViewModel vm, bool withAuth)
{
var settings = new CoinAverageSettings()
{
KeyPair = (vm.PublicKey, vm.PrivateKey)
};
if (!withAuth || settings.GetCoinAverageSignature() != null)
{
return new CoinAverageRateProvider()
{ Authenticator = settings };
}
return null;
}
[Route("server/users")]
public IActionResult ListUsers(int skip = 0, int count = 50)
{
var users = new UsersViewModel();
users.Users = _UserManager.Users.Skip(skip).Take(count)
.Select(u => new UsersViewModel.UserViewModel
{
Name = u.UserName,
Email = u.Email,
Id = u.Id
}).ToList();
users.Skip = skip;
users.Count = count;
users.Total = _UserManager.Users.Count();
return View(users);
}
[Route("server/users/{userId}")]
public new async Task<IActionResult> User(string userId)
{
var user = await _UserManager.FindByIdAsync(userId);
if (user == null)
return NotFound();
var roles = await _UserManager.GetRolesAsync(user);
var userVM = new UserViewModel();
userVM.Id = user.Id;
userVM.Email = user.Email;
userVM.IsAdmin = IsAdmin(roles);
return View(userVM);
}
[Route("server/maintenance")]
public IActionResult Maintenance()
{
MaintenanceViewModel vm = new MaintenanceViewModel();
vm.CanUseSSH = _sshState.CanUseSSH;
vm.DNSDomain = this.Request.Host.Host;
if (IPAddress.TryParse(vm.DNSDomain, out var unused))
vm.DNSDomain = null;
return View(vm);
}
[Route("server/maintenance")]
[HttpPost]
public async Task<IActionResult> Maintenance(MaintenanceViewModel vm, string command)
{
vm.CanUseSSH = _sshState.CanUseSSH;
if (!ModelState.IsValid)
return View(vm);
if (command == "changedomain")
{
if (string.IsNullOrWhiteSpace(vm.DNSDomain))
{
ModelState.AddModelError(nameof(vm.DNSDomain), $"Required field");
return View(vm);
}
vm.DNSDomain = vm.DNSDomain.Trim().ToLowerInvariant();
if (vm.DNSDomain.Equals(this.Request.Host.Host, StringComparison.OrdinalIgnoreCase))
return View(vm);
if (IPAddress.TryParse(vm.DNSDomain, out var unused))
{
ModelState.AddModelError(nameof(vm.DNSDomain), $"This should be a domain name");
return View(vm);
}
if (vm.DNSDomain.Equals(this.Request.Host.Host, StringComparison.InvariantCultureIgnoreCase))
{
ModelState.AddModelError(nameof(vm.DNSDomain), $"The server is already set to use this domain");
return View(vm);
}
var builder = new UriBuilder();
using (var client = new HttpClient(new HttpClientHandler()
{
ServerCertificateCustomValidationCallback = HttpClientHandler.DangerousAcceptAnyServerCertificateValidator
}))
{
try
{
builder.Scheme = this.Request.Scheme;
builder.Host = vm.DNSDomain;
var addresses1 = GetAddressAsync(this.Request.Host.Host);
var addresses2 = GetAddressAsync(vm.DNSDomain);
await Task.WhenAll(addresses1, addresses2);
var addressesSet = addresses1.GetAwaiter().GetResult().Select(c => c.ToString()).ToHashSet();
var hasCommonAddress = addresses2.GetAwaiter().GetResult().Select(c => c.ToString()).Any(s => addressesSet.Contains(s));
if (!hasCommonAddress)
{
ModelState.AddModelError(nameof(vm.DNSDomain), $"Invalid host ({vm.DNSDomain} is not pointing to this BTCPay instance)");
return View(vm);
}
}
catch (Exception ex)
{
var messages = new List<object>();
messages.Add(ex.Message);
if (ex.InnerException != null)
messages.Add(ex.InnerException.Message);
ModelState.AddModelError(nameof(vm.DNSDomain), $"Invalid domain ({string.Join(", ", messages.ToArray())})");
return View(vm);
}
}
var error = await RunSSH(vm, $"changedomain.sh {vm.DNSDomain}");
if (error != null)
return error;
builder.Path = null;
builder.Query = null;
TempData[WellKnownTempData.SuccessMessage] = $"Domain name changing... the server will restart, please use \"{builder.Uri.AbsoluteUri}\"";
}
else if (command == "update")
{
var error = await RunSSH(vm, $"btcpay-update.sh");
if (error != null)
return error;
TempData[WellKnownTempData.SuccessMessage] = $"The server might restart soon if an update is available...";
}
else if (command == "clean")
{
var error = await RunSSH(vm, $"btcpay-clean.sh");
if (error != null)
return error;
TempData[WellKnownTempData.SuccessMessage] = $"The old docker images will be cleaned soon...";
}
else
{
return NotFound();
}
return RedirectToAction(nameof(Maintenance));
}
private Task<IPAddress[]> GetAddressAsync(string domainOrIP)
{
if (IPAddress.TryParse(domainOrIP, out var ip))
return Task.FromResult(new[] { ip });
return Dns.GetHostAddressesAsync(domainOrIP);
}
public static string RunId = Encoders.Hex.EncodeData(NBitcoin.RandomUtils.GetBytes(32));
[HttpGet]
[Route("runid")]
[AllowAnonymous]
public IActionResult SeeRunId(string expected = null)
{
if (expected == RunId)
return Ok();
return BadRequest();
}
private async Task<IActionResult> RunSSH(MaintenanceViewModel vm, string command)
{
SshClient sshClient = null;
try
{
sshClient = await _Options.SSHSettings.ConnectAsync();
}
catch (Exception ex)
{
var message = ex.Message;
if (ex is AggregateException aggrEx && aggrEx.InnerException?.Message != null)
{
message = aggrEx.InnerException.Message;
}
ModelState.AddModelError(string.Empty, $"Connection problem ({message})");
return View(vm);
}
_ = RunSSHCore(sshClient, $". /etc/profile.d/btcpay-env.sh && nohup {command} > /dev/null 2>&1 & disown");
return null;
}
private static async Task RunSSHCore(SshClient sshClient, string ssh)
{
try
{
Logs.PayServer.LogInformation("Running SSH command: " + ssh);
var result = await sshClient.RunBash(ssh, TimeSpan.FromMinutes(1.0));
Logs.PayServer.LogInformation($"SSH command executed with exit status {result.ExitStatus}. Output: {result.Output}");
}
catch (Exception ex)
{
Logs.PayServer.LogWarning("Error while executing SSH command: " + ex.Message);
}
finally
{
sshClient.Dispose();
}
}
private static bool IsAdmin(IList<string> roles)
{
return roles.Contains(Roles.ServerAdmin, StringComparer.Ordinal);
}
[Route("server/users/{userId}")]
[HttpPost]
public new async Task<IActionResult> User(string userId, UserViewModel viewModel)
{
var user = await _UserManager.FindByIdAsync(userId);
if (user == null)
return NotFound();
var admins = await _UserManager.GetUsersInRoleAsync(Roles.ServerAdmin);
if (!viewModel.IsAdmin && admins.Count == 1)
{
TempData[WellKnownTempData.ErrorMessage] = "This is the only Admin, so their role can't be removed until another Admin is added.";
return View(viewModel); // return
}
var roles = await _UserManager.GetRolesAsync(user);
if (viewModel.IsAdmin != IsAdmin(roles))
{
if (viewModel.IsAdmin)
await _UserManager.AddToRoleAsync(user, Roles.ServerAdmin);
else
await _UserManager.RemoveFromRoleAsync(user, Roles.ServerAdmin);
TempData[WellKnownTempData.SuccessMessage] = "User successfully updated";
}
return RedirectToAction(nameof(User), new { userId = userId });
}
[Route("server/users/{userId}/delete")]
public async Task<IActionResult> DeleteUser(string userId)
{
var user = userId == null ? null : await _UserManager.FindByIdAsync(userId);
if (user == null)
return NotFound();
var roles = await _UserManager.GetRolesAsync(user);
if (IsAdmin(roles))
{
var admins = await _UserManager.GetUsersInRoleAsync(Roles.ServerAdmin);
if (admins.Count == 1)
{
// return
return View("Confirm", new ConfirmModel("Unable to Delete Last Admin",
"This is the last Admin, so it can't be removed"));
}
return View("Confirm", new ConfirmModel("Delete Admin " + user.Email,
"Are you sure you want to delete this Admin and delete all accounts, users and data associated with the server account?",
"Delete"));
}
else
{
return View("Confirm", new ConfirmModel("Delete user " + user.Email,
"This user will be permanently deleted",
"Delete"));
}
}
[Route("server/users/{userId}/delete")]
[HttpPost]
public async Task<IActionResult> DeleteUserPost(string userId)
{
var user = userId == null ? null : await _UserManager.FindByIdAsync(userId);
if (user == null)
return NotFound();
await _UserManager.DeleteAsync(user);
await _StoreRepository.CleanUnreachableStores();
TempData[WellKnownTempData.SuccessMessage] = "User deleted";
return RedirectToAction(nameof(ListUsers));
}
public IHttpClientFactory HttpClientFactory { get; }
[Route("server/policies")]
public async Task<IActionResult> Policies()
{
var data = (await _SettingsRepository.GetSettingAsync<PoliciesSettings>()) ?? new PoliciesSettings();
ViewBag.AppsList = await GetAppSelectList();
return View(data);
}
[Route("server/policies")]
[HttpPost]
public async Task<IActionResult> Policies(PoliciesSettings settings, string command = "")
{
ViewBag.AppsList = await GetAppSelectList();
if (command == "add-domain")
{
ModelState.Clear();
settings.DomainToAppMapping.Add(new PoliciesSettings.DomainToAppMappingItem());
return View(settings);
}
if (command.StartsWith("remove-domain", StringComparison.InvariantCultureIgnoreCase))
{
ModelState.Clear();
var index = int.Parse(command.Substring(command.IndexOf(":", StringComparison.InvariantCultureIgnoreCase) + 1), CultureInfo.InvariantCulture);
settings.DomainToAppMapping.RemoveAt(index);
return View(settings);
}
if (!ModelState.IsValid)
{
return View(settings);
}
var appIdsToFetch = settings.DomainToAppMapping.Select(item => item.AppId).ToList();
if (!string.IsNullOrEmpty(settings.RootAppId))
{
appIdsToFetch.Add(settings.RootAppId);
}
else
{
settings.RootAppType = null;
}
if (appIdsToFetch.Any())
{
var apps = (await _AppService.GetApps(appIdsToFetch.ToArray()))
.ToDictionary(data => data.Id, data => Enum.Parse<AppType>(data.AppType));
;
if (!string.IsNullOrEmpty(settings.RootAppId))
{
settings.RootAppType = apps[settings.RootAppId];
}
foreach (var domainToAppMappingItem in settings.DomainToAppMapping)
{
domainToAppMappingItem.AppType = apps[domainToAppMappingItem.AppId];
}
}
await _SettingsRepository.UpdateSetting(settings);
TempData["StatusMessage"] = "Policies updated successfully";
return RedirectToAction(nameof(Policies));
}
[Route("server/services")]
public async Task<IActionResult> Services()
{
var result = new ServicesViewModel();
result.ExternalServices = _Options.ExternalServices.ToList();
foreach (var externalService in _Options.OtherExternalServices)
{
result.OtherExternalServices.Add(new ServicesViewModel.OtherExternalService()
{
Name = externalService.Key,
Link = this.Request.GetAbsoluteUriNoPathBase(externalService.Value).AbsoluteUri
});
}
if (CanShowSSHService())
{
result.OtherExternalServices.Add(new ServicesViewModel.OtherExternalService()
{
Name = "SSH",
Link = this.Url.Action(nameof(SSHService))
});
}
result.OtherExternalServices.Add(new ServicesViewModel.OtherExternalService()
{
Name = "Dynamic DNS",
Link = this.Url.Action(nameof(DynamicDnsServices))
});
foreach (var torService in _torServices.Services)
{
if (torService.VirtualPort == 80)
{
result.TorHttpServices.Add(new ServicesViewModel.OtherExternalService()
{
Name = torService.Name,
Link = $"http://{torService.OnionHost}"
});
}
else if (TryParseAsExternalService(torService, out var externalService))
{
result.ExternalServices.Add(externalService);
}
else
{
result.TorOtherServices.Add(new ServicesViewModel.OtherExternalService()
{
Name = torService.Name,
Link = $"{torService.OnionHost}:{torService.VirtualPort}"
});
}
}
var storageSettings = await _SettingsRepository.GetSettingAsync<StorageSettings>();
result.ExternalStorageServices.Add(new ServicesViewModel.OtherExternalService()
{
Name = storageSettings == null ? "Not set" : storageSettings.Provider.ToString(),
Link = Url.Action("Storage")
});
return View(result);
}
private async Task<List<SelectListItem>> GetAppSelectList()
{
var apps = (await _AppService.GetAllApps(null, true))
.Select(a => new SelectListItem($"{a.AppType} - {a.AppName} - {a.StoreName}", a.Id)).ToList();
apps.Insert(0, new SelectListItem("(None)", null));
return apps;
}
private static bool TryParseAsExternalService(TorService torService, out ExternalService externalService)
{
externalService = null;
if (torService.ServiceType == TorServiceType.P2P)
{
externalService = new ExternalService()
{
CryptoCode = torService.Network.CryptoCode,
DisplayName = "Full node P2P",
Type = ExternalServiceTypes.P2P,
ConnectionString = new ExternalConnectionString(new Uri($"bitcoin-p2p://{torService.OnionHost}:{torService.VirtualPort}", UriKind.Absolute)),
ServiceName = torService.Name,
};
}
return externalService != null;
}
private ExternalService GetService(string serviceName, string cryptoCode)
{
var result = _Options.ExternalServices.GetService(serviceName, cryptoCode);
if (result != null)
return result;
_torServices.Services.FirstOrDefault(s => TryParseAsExternalService(s, out result));
return result;
}
[Route("server/services/{serviceName}/{cryptoCode}")]
public async Task<IActionResult> Service(string serviceName, string cryptoCode, bool showQR = false, uint? nonce = null)
{
if (!_dashBoard.IsFullySynched(cryptoCode, out var unusud))
{
TempData[WellKnownTempData.ErrorMessage] = $"{cryptoCode} is not fully synched";
return RedirectToAction(nameof(Services));
}
var service = GetService(serviceName, cryptoCode);
if (service == null)
return NotFound();
try
{
if (service.Type == ExternalServiceTypes.P2P)
{
return View("P2PService", new LightningWalletServices()
{
ShowQR = showQR,
WalletName = service.ServiceName,
ServiceLink = service.ConnectionString.Server.AbsoluteUri.WithoutEndingSlash()
});
}
var connectionString = await service.ConnectionString.Expand(this.Request.GetAbsoluteUriNoPathBase(), service.Type, _Options.NetworkType);
switch (service.Type)
{
case ExternalServiceTypes.Charge:
return LightningChargeServices(service, connectionString, showQR);
case ExternalServiceTypes.RTL:
case ExternalServiceTypes.Spark:
if (connectionString.AccessKey == null)
{
TempData[WellKnownTempData.ErrorMessage] = $"The access key of the service is not set";
return RedirectToAction(nameof(Services));
}
LightningWalletServices vm = new LightningWalletServices();
vm.ShowQR = showQR;
vm.WalletName = service.DisplayName;
vm.ServiceLink = $"{connectionString.Server}?access-key={connectionString.AccessKey}";
return View("LightningWalletServices", vm);
case ExternalServiceTypes.LNDGRPC:
case ExternalServiceTypes.LNDRest:
return LndServices(service, connectionString, nonce);
default:
throw new NotSupportedException(service.Type.ToString());
}
}
catch (Exception ex)
{
TempData[WellKnownTempData.ErrorMessage] = ex.Message;
return RedirectToAction(nameof(Services));
}
}
private IActionResult LightningChargeServices(ExternalService service, ExternalConnectionString connectionString, bool showQR = false)
{
ChargeServiceViewModel vm = new ChargeServiceViewModel();
vm.Uri = connectionString.Server.AbsoluteUri;
vm.APIToken = connectionString.APIToken;
var builder = new UriBuilder(connectionString.Server);
builder.UserName = "api-token";
builder.Password = vm.APIToken;
vm.AuthenticatedUri = builder.ToString();
return View(nameof(LightningChargeServices), vm);
}
private IActionResult LndServices(ExternalService service, ExternalConnectionString connectionString, uint? nonce)
{
var model = new LndGrpcServicesViewModel();
if (service.Type == ExternalServiceTypes.LNDGRPC)
{
model.Host = $"{connectionString.Server.DnsSafeHost}:{connectionString.Server.Port}";
model.SSL = connectionString.Server.Scheme == "https";
model.ConnectionType = "GRPC";
model.GRPCSSLCipherSuites = "ECDHE-RSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-AES128-SHA256";
}
else if (service.Type == ExternalServiceTypes.LNDRest)
{
model.Uri = connectionString.Server.AbsoluteUri;
model.ConnectionType = "REST";
}
if (connectionString.CertificateThumbprint != null)
{
model.CertificateThumbprint = connectionString.CertificateThumbprint;
}
if (connectionString.Macaroon != null)
{
model.Macaroon = Encoders.Hex.EncodeData(connectionString.Macaroon);
}
model.AdminMacaroon = connectionString.Macaroons?.AdminMacaroon?.Hex;
model.InvoiceMacaroon = connectionString.Macaroons?.InvoiceMacaroon?.Hex;
model.ReadonlyMacaroon = connectionString.Macaroons?.ReadonlyMacaroon?.Hex;
if (nonce != null)
{
var configKey = GetConfigKey("lnd", service.ServiceName, service.CryptoCode, nonce.Value);
var lnConfig = _LnConfigProvider.GetConfig(configKey);
if (lnConfig != null)
{
model.QRCodeLink = Request.GetAbsoluteUri(Url.Action(nameof(GetLNDConfig), new { configKey = configKey }));
model.QRCode = $"config={model.QRCodeLink}";
}
}
return View(nameof(LndServices), model);
}
private static uint GetConfigKey(string type, string serviceName, string cryptoCode, uint nonce)
{
return (uint)HashCode.Combine(type, serviceName, cryptoCode, nonce);
}
[Route("lnd-config/{configKey}/lnd.config")]
[AllowAnonymous]
public IActionResult GetLNDConfig(uint configKey)
{
var conf = _LnConfigProvider.GetConfig(configKey);
if (conf == null)
return NotFound();
return Json(conf);
}
[Route("server/services/{serviceName}/{cryptoCode}")]
[HttpPost]
public async Task<IActionResult> ServicePost(string serviceName, string cryptoCode)
{
if (!_dashBoard.IsFullySynched(cryptoCode, out var unusud))
{
TempData[WellKnownTempData.ErrorMessage] = $"{cryptoCode} is not fully synched";
return RedirectToAction(nameof(Services));
}
var service = GetService(serviceName, cryptoCode);
if (service == null)
return NotFound();
ExternalConnectionString connectionString = null;
try
{
connectionString = await service.ConnectionString.Expand(this.Request.GetAbsoluteUriNoPathBase(), service.Type, _Options.NetworkType);
}
catch (Exception ex)
{
TempData[WellKnownTempData.ErrorMessage] = ex.Message;
return RedirectToAction(nameof(Services));
}
LightningConfigurations confs = new LightningConfigurations();
if (service.Type == ExternalServiceTypes.LNDGRPC)
{
LightningConfiguration grpcConf = new LightningConfiguration();
grpcConf.Type = "grpc";
grpcConf.Host = connectionString.Server.DnsSafeHost;
grpcConf.Port = connectionString.Server.Port;
grpcConf.SSL = connectionString.Server.Scheme == "https";
confs.Configurations.Add(grpcConf);
}
else if (service.Type == ExternalServiceTypes.LNDRest)
{
var restconf = new LNDRestConfiguration();
restconf.Type = "lnd-rest";
restconf.Uri = connectionString.Server.AbsoluteUri;
confs.Configurations.Add(restconf);
}
else
throw new NotSupportedException(service.Type.ToString());
var commonConf = (LNDConfiguration)confs.Configurations[confs.Configurations.Count - 1];
commonConf.ChainType = _Options.NetworkType.ToString();
commonConf.CryptoCode = cryptoCode;
commonConf.Macaroon = connectionString.Macaroon == null ? null : Encoders.Hex.EncodeData(connectionString.Macaroon);
commonConf.CertificateThumbprint = connectionString.CertificateThumbprint == null ? null : connectionString.CertificateThumbprint;
commonConf.AdminMacaroon = connectionString.Macaroons?.AdminMacaroon?.Hex;
commonConf.ReadonlyMacaroon = connectionString.Macaroons?.ReadonlyMacaroon?.Hex;
commonConf.InvoiceMacaroon = connectionString.Macaroons?.InvoiceMacaroon?.Hex;
var nonce = RandomUtils.GetUInt32();
var configKey = GetConfigKey("lnd", serviceName, cryptoCode, nonce);
_LnConfigProvider.KeepConfig(configKey, confs);
return RedirectToAction(nameof(Service), new { cryptoCode = cryptoCode, serviceName = serviceName, nonce = nonce });
}
[Route("server/services/dynamic-dns")]
public async Task<IActionResult> DynamicDnsServices()
{
var settings = (await _SettingsRepository.GetSettingAsync<DynamicDnsSettings>()) ?? new DynamicDnsSettings();
return View(settings.Services.Select(s => new DynamicDnsViewModel()
{
Settings = s
}).ToArray());
}
[Route("server/services/dynamic-dns/{hostname}")]
public async Task<IActionResult> DynamicDnsServices(string hostname)
{
var settings = (await _SettingsRepository.GetSettingAsync<DynamicDnsSettings>()) ?? new DynamicDnsSettings();
var service = settings.Services.FirstOrDefault(s => s.Hostname.Equals(hostname, StringComparison.OrdinalIgnoreCase));
if (service == null)
return NotFound();
var vm = new DynamicDnsViewModel();
vm.Modify = true;
vm.Settings = service;
return View(nameof(DynamicDnsService), vm);
}
[Route("server/services/dynamic-dns")]
[HttpPost]
public async Task<IActionResult> DynamicDnsService(DynamicDnsViewModel viewModel, string command = null)
{
if (!ModelState.IsValid)
{
return View(viewModel);
}
if (command == "Save")
{
var settings = (await _SettingsRepository.GetSettingAsync<DynamicDnsSettings>()) ?? new DynamicDnsSettings();
var i = settings.Services.FindIndex(d => d.Hostname.Equals(viewModel.Settings.Hostname, StringComparison.OrdinalIgnoreCase));
if (i != -1)
{
ModelState.AddModelError(nameof(viewModel.Settings.Hostname), "This hostname already exists");
return View(viewModel);
}
if (viewModel.Settings.Hostname != null)
viewModel.Settings.Hostname = viewModel.Settings.Hostname.Trim().ToLowerInvariant();
string errorMessage = await viewModel.Settings.SendUpdateRequest(HttpClientFactory.CreateClient());
if (errorMessage == null)
{
TempData[WellKnownTempData.SuccessMessage] = $"The Dynamic DNS has been successfully queried, your configuration is saved";
viewModel.Settings.LastUpdated = DateTimeOffset.UtcNow;
settings.Services.Add(viewModel.Settings);
await _SettingsRepository.UpdateSetting(settings);
return RedirectToAction(nameof(DynamicDnsServices));
}
else
{
ModelState.AddModelError(string.Empty, errorMessage);
return View(viewModel);
}
}
else
{
return View(new DynamicDnsViewModel() { Settings = new DynamicDnsService() });
}
}
[Route("server/services/dynamic-dns/{hostname}")]
[HttpPost]
public async Task<IActionResult> DynamicDnsService(DynamicDnsViewModel viewModel, string hostname, string command = null)
{
if (!ModelState.IsValid)
{
return View(viewModel);
}
var settings = (await _SettingsRepository.GetSettingAsync<DynamicDnsSettings>()) ?? new DynamicDnsSettings();
var i = settings.Services.FindIndex(d => d.Hostname.Equals(hostname, StringComparison.OrdinalIgnoreCase));
if (i == -1)
return NotFound();
if (viewModel.Settings.Password == null)
viewModel.Settings.Password = settings.Services[i].Password;
if (viewModel.Settings.Hostname != null)
viewModel.Settings.Hostname = viewModel.Settings.Hostname.Trim().ToLowerInvariant();
if (!viewModel.Settings.Enabled)
{
TempData[WellKnownTempData.SuccessMessage] = $"The Dynamic DNS service has been disabled";
viewModel.Settings.LastUpdated = null;
}
else
{
string errorMessage = await viewModel.Settings.SendUpdateRequest(HttpClientFactory.CreateClient());
if (errorMessage == null)
{
TempData[WellKnownTempData.SuccessMessage] = $"The Dynamic DNS has been successfully queried, your configuration is saved";
viewModel.Settings.LastUpdated = DateTimeOffset.UtcNow;
}
else
{
ModelState.AddModelError(string.Empty, errorMessage);
return View(viewModel);
}
}
settings.Services[i] = viewModel.Settings;
await _SettingsRepository.UpdateSetting(settings);
this.RouteData.Values.Remove(nameof(hostname));
return RedirectToAction(nameof(DynamicDnsServices));
}
[HttpGet]
[Route("server/services/dynamic-dns/{hostname}/delete")]
public async Task<IActionResult> DeleteDynamicDnsService(string hostname)
{
var settings = (await _SettingsRepository.GetSettingAsync<DynamicDnsSettings>()) ?? new DynamicDnsSettings();
var i = settings.Services.FindIndex(d => d.Hostname.Equals(hostname, StringComparison.OrdinalIgnoreCase));
if (i == -1)
return NotFound();
return View("Confirm", new ConfirmModel()
{
Title = "Delete the dynamic dns service for " + hostname,
Description = "BTCPayServer will stop updating this DNS record periodically",
Action = "Delete"
});
}
[HttpPost]
[Route("server/services/dynamic-dns/{hostname}/delete")]
public async Task<IActionResult> DeleteDynamicDnsServicePost(string hostname)
{
var settings = (await _SettingsRepository.GetSettingAsync<DynamicDnsSettings>()) ?? new DynamicDnsSettings();
var i = settings.Services.FindIndex(d => d.Hostname.Equals(hostname, StringComparison.OrdinalIgnoreCase));
if (i == -1)
return NotFound();
settings.Services.RemoveAt(i);
await _SettingsRepository.UpdateSetting(settings);
TempData[WellKnownTempData.SuccessMessage] = "Dynamic DNS service successfully removed";
this.RouteData.Values.Remove(nameof(hostname));
return RedirectToAction(nameof(DynamicDnsServices));
}
[Route("server/services/ssh")]
public async Task<IActionResult> SSHService()
{
if (!CanShowSSHService())
return NotFound();
var settings = _Options.SSHSettings;
var server = Extensions.IsLocalNetwork(settings.Server) ? this.Request.Host.Host : settings.Server;
SSHServiceViewModel vm = new SSHServiceViewModel();
string port = settings.Port == 22 ? "" : $" -p {settings.Port}";
vm.CommandLine = $"ssh {settings.Username}@{server}{port}";
vm.Password = settings.Password;
vm.KeyFilePassword = settings.KeyFilePassword;
vm.HasKeyFile = !string.IsNullOrEmpty(settings.KeyFile);
// Let's try to just read the authorized key file
if (CanAccessAuthorizedKeyFile())
{
try
{
vm.SSHKeyFileContent = await System.IO.File.ReadAllTextAsync(settings.AuthorizedKeysFile);
}
catch { }
}
// If that fail, just fallback to ssh
if (vm.SSHKeyFileContent == null && _sshState.CanUseSSH)
{
try
{
using (var sshClient = await _Options.SSHSettings.ConnectAsync())
{
var result = await sshClient.RunBash("cat ~/.ssh/authorized_keys", TimeSpan.FromSeconds(10));
vm.SSHKeyFileContent = result.Output;
}
}
catch { }
}
return View(vm);
}
bool CanShowSSHService()
{
return _Options.SSHSettings != null && (_sshState.CanUseSSH || CanAccessAuthorizedKeyFile());
}
private bool CanAccessAuthorizedKeyFile()
{
return _Options.SSHSettings?.AuthorizedKeysFile != null && System.IO.File.Exists(_Options.SSHSettings.AuthorizedKeysFile);
}
[HttpPost]
[Route("server/services/ssh")]
public async Task<IActionResult> SSHService(SSHServiceViewModel viewModel)
{
string newContent = viewModel?.SSHKeyFileContent ?? string.Empty;
newContent = newContent.Replace("\r\n", "\n", StringComparison.OrdinalIgnoreCase);
bool updated = false;
Exception exception = null;
// Let's try to just write the file
if (CanAccessAuthorizedKeyFile())
{
try
{
await System.IO.File.WriteAllTextAsync(_Options.SSHSettings.AuthorizedKeysFile, newContent);
TempData[WellKnownTempData.SuccessMessage] = "authorized_keys has been updated";
updated = true;
}
catch (Exception ex)
{
exception = ex;
}
}
// If that fail, fallback to ssh
if (!updated && _sshState.CanUseSSH)
{
try
{
using (var sshClient = await _Options.SSHSettings.ConnectAsync())
{
await sshClient.RunBash($"mkdir -p ~/.ssh && echo '{newContent.EscapeSingleQuotes()}' > ~/.ssh/authorized_keys", TimeSpan.FromSeconds(10));
}
updated = true;
exception = null;
}
catch (Exception ex)
{
exception = ex;
}
}
if (exception is null)
{
TempData[WellKnownTempData.SuccessMessage] = "authorized_keys has been updated";
}
else
{
TempData[WellKnownTempData.ErrorMessage] = exception.Message;
}
return RedirectToAction(nameof(SSHService));
}
[Route("server/theme")]
public async Task<IActionResult> Theme()
{
var data = (await _SettingsRepository.GetSettingAsync<ThemeSettings>()) ?? new ThemeSettings();
return View(data);
}
[Route("server/theme")]
[HttpPost]
public async Task<IActionResult> Theme(ThemeSettings settings)
{
await _SettingsRepository.UpdateSetting(settings);
TempData["StatusMessage"] = "Theme settings updated successfully";
return View(settings);
}
[Route("server/emails")]
public async Task<IActionResult> Emails()
{
var data = (await _SettingsRepository.GetSettingAsync<EmailSettings>()) ?? new EmailSettings();
return View(new EmailsViewModel() { Settings = data });
}
[Route("server/emails")]
[HttpPost]
public async Task<IActionResult> Emails(EmailsViewModel model, string command)
{
if (!model.Settings.IsComplete())
{
TempData[WellKnownTempData.ErrorMessage] = "Required fields missing";
return View(model);
}
if (command == "Test")
{
try
{
var client = model.Settings.CreateSmtpClient();
var message = model.Settings.CreateMailMessage(new MailAddress(model.TestEmail), "BTCPay test", "BTCPay test");
await client.SendMailAsync(message);
TempData[WellKnownTempData.SuccessMessage] = "Email sent to " + model.TestEmail + ", please, verify you received it";
}
catch (Exception ex)
{
TempData[WellKnownTempData.ErrorMessage] = ex.Message;
}
return View(model);
}
else // if(command == "Save")
{
await _SettingsRepository.UpdateSetting(model.Settings);
TempData[WellKnownTempData.SuccessMessage] = "Email settings saved";
return View(model);
}
}
[Route("server/logs/{file?}")]
public async Task<IActionResult> LogsView(string file = null, int offset = 0)
{
if (offset < 0)
{
offset = 0;
}
var vm = new LogsViewModel();
if (string.IsNullOrEmpty(_Options.LogFile))
{
TempData[WellKnownTempData.ErrorMessage] = "File Logging Option not specified. " +
"You need to set debuglog and optionally " +
"debugloglevel in the configuration or through runtime arguments";
}
else
{
var di = Directory.GetParent(_Options.LogFile);
if (di == null)
{
TempData[WellKnownTempData.ErrorMessage] = "Could not load log files";
}
var fileNameWithoutExtension = Path.GetFileNameWithoutExtension(_Options.LogFile);
var fileExtension = Path.GetExtension(_Options.LogFile) ?? string.Empty;
var logFiles = di.GetFiles($"{fileNameWithoutExtension}*{fileExtension}");
vm.LogFileCount = logFiles.Length;
vm.LogFiles = logFiles
.OrderBy(info => info.LastWriteTime)
.Skip(offset)
.Take(5)
.ToList();
vm.LogFileOffset = offset;
if (string.IsNullOrEmpty(file) || !file.EndsWith(fileExtension, StringComparison.Ordinal))
return View("Logs", vm);
vm.Log = "";
var fi = vm.LogFiles.FirstOrDefault(o => o.Name == file);
if (fi == null)
return NotFound();
try
{
using (var fileStream = new FileStream(
fi.FullName,
FileMode.Open,
FileAccess.Read,
FileShare.ReadWrite))
{
using (var reader = new StreamReader(fileStream))
{
vm.Log = await reader.ReadToEndAsync();
}
}
}
catch
{
return NotFound();
}
}
return View("Logs", vm);
}
}
}