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refactors for new 2fa flows

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This commit is contained in:
Kyle Spearrin 2017-06-27 16:18:32 -04:00
parent 35ae2b783f
commit 4116d95a3e
10 changed files with 254 additions and 95 deletions
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6
src/App/Abstractions/Services/IAuthService.cs
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@ -1,4 +1,5 @@
using Bit.App.Models;
using Bit.App.Enums;
using Bit.App.Models;
using System.Threading.Tasks;
namespace Bit.App.Abstractions
@ -15,6 +16,7 @@ namespace Bit.App.Abstractions
bool BelongsToOrganization(string orgId);
void LogOut();
Task<FullLoginResult> TokenPostAsync(string email, string masterPassword);
Task<LoginResult> TokenPostTwoFactorAsync(string token, string email, string masterPasswordHash, SymmetricCryptoKey key);
Task<LoginResult> TokenPostTwoFactorAsync(TwoFactorProviderType type, string token, bool remember, string email,
string masterPasswordHash, SymmetricCryptoKey key);
}
}

1
src/App/App.csproj
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@ -81,6 +81,7 @@
<Compile Include="Controls\FormEntryCell.cs" />
<Compile Include="Controls\PinControl.cs" />
<Compile Include="Controls\VaultListViewCell.cs" />
<Compile Include="Enums\TwoFactorProviderType.cs" />
<Compile Include="Enums\EncryptionType.cs" />
<Compile Include="Enums\OrganizationUserType.cs" />
<Compile Include="Enums\LockType.cs" />

12
src/App/Enums/TwoFactorProviderType.cs Normal file
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@ -0,0 +1,12 @@
namespace Bit.App.Enums
{
public enum TwoFactorProviderType : byte
{
Authenticator = 0,
Email = 1,
Duo = 2,
YubiKey = 3,
U2f = 4,
Remember = 5
}
}

9
src/App/Models/Api/Request/TokenRequest.cs
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@ -1,4 +1,5 @@
using System;
using Bit.App.Enums;
using System;
using System.Collections.Generic;
namespace Bit.App.Models.Api
@ -8,10 +9,11 @@ namespace Bit.App.Models.Api
public string Email { get; set; }
public string MasterPasswordHash { get; set; }
public string Token { get; set; }
public int? Provider { get; set; }
public TwoFactorProviderType? Provider { get; set; }
[Obsolete]
public string OldAuthBearer { get; set; }
public DeviceRequest Device { get; set; }
public bool Remember { get; set; }
public IDictionary<string, string> ToIdentityTokenRequest()
{
@ -40,7 +42,8 @@ namespace Bit.App.Models.Api
if(Token != null && Provider.HasValue)
{
dict.Add("TwoFactorToken", Token);
dict.Add("TwoFactorProvider", Provider.Value.ToString());
dict.Add("TwoFactorProvider", ((byte)(Provider.Value)).ToString());
dict.Add("TwoFactorRemember", Remember ? "1" : "0");
}
return dict;

5
src/App/Models/Api/Response/TokenResponse.cs
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@ -1,4 +1,5 @@
using Newtonsoft.Json;
using Bit.App.Enums;
using Newtonsoft.Json;
using System.Collections.Generic;
namespace Bit.App.Models.Api
@ -13,7 +14,7 @@ namespace Bit.App.Models.Api
public string RefreshToken { get; set; }
[JsonProperty("token_type")]
public string TokenType { get; set; }
public List<int> TwoFactorProviders { get; set; }
public Dictionary<TwoFactorProviderType, Dictionary<string, object>> TwoFactorProviders2 { get; set; }
public string PrivateKey { get; set; }
public string Key { get; set; }
}

8
src/App/Models/LoginResult.cs
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@ -1,4 +1,7 @@
namespace Bit.App.Models
using Bit.App.Enums;
using System.Collections.Generic;
namespace Bit.App.Models
{
public class LoginResult
{
@ -8,7 +11,8 @@
public class FullLoginResult : LoginResult
{
public bool TwoFactorRequired { get; set; }
public bool TwoFactorRequired => TwoFactorProviders != null && TwoFactorProviders.Count > 0;
public Dictionary<TwoFactorProviderType, Dictionary<string, object>> TwoFactorProviders { get; set; }
public SymmetricCryptoKey Key { get; set; }
public string MasterPasswordHash { get; set; }
}

2
src/App/Pages/LoginPage.cs
View File

@ -192,7 +192,7 @@ namespace Bit.App.Pages
if(result.TwoFactorRequired)
{
_googleAnalyticsService.TrackAppEvent("LoggedIn To Two-step");
await Navigation.PushAsync(new LoginTwoFactorPage(EmailCell.Entry.Text, result.MasterPasswordHash, result.Key));
await Navigation.PushAsync(new LoginTwoFactorPage(EmailCell.Entry.Text, result));
return;
}

285
src/App/Pages/LoginTwoFactorPage.cs
View File

@ -9,6 +9,9 @@ using System.Threading.Tasks;
using PushNotification.Plugin.Abstractions;
using Bit.App.Models;
using Bit.App.Utilities;
using Bit.App.Enums;
using System.Collections.Generic;
using System.Linq;
namespace Bit.App.Pages
{
@ -22,13 +25,17 @@ namespace Bit.App.Pages
private readonly string _email;
private readonly string _masterPasswordHash;
private readonly SymmetricCryptoKey _key;
private readonly Dictionary<TwoFactorProviderType, Dictionary<string, object>> _providers;
private readonly TwoFactorProviderType? _providerType;
public LoginTwoFactorPage(string email, string masterPasswordHash, SymmetricCryptoKey key)
public LoginTwoFactorPage(string email, FullLoginResult result, TwoFactorProviderType? type = null)
: base(updateActivity: false)
{
_email = email;
_masterPasswordHash = masterPasswordHash;
_key = key;
_masterPasswordHash = result.MasterPasswordHash;
_key = result.Key;
_providers = result.TwoFactorProviders;
_providerType = type ?? GetDefaultProvider();
_authService = Resolver.Resolve<IAuthService>();
_userDialogs = Resolver.Resolve<IUserDialogs>();
@ -39,109 +46,192 @@ namespace Bit.App.Pages
Init();
}
public FormEntryCell CodeCell { get; set; }
public FormEntryCell TokenCell { get; set; }
public ExtendedSwitchCell RememberCell { get; set; }
private void Init()
{
var padding = Helpers.OnPlatform(
iOS: new Thickness(15, 20),
Android: new Thickness(15, 8),
WinPhone: new Thickness(15, 20));
CodeCell = new FormEntryCell(AppResources.VerificationCode, useLabelAsPlaceholder: true,
imageSource: "lock", containerPadding: padding);
CodeCell.Entry.Keyboard = Keyboard.Numeric;
CodeCell.Entry.ReturnType = Enums.ReturnType.Go;
var table = new ExtendedTableView
{
Intent = TableIntent.Settings,
EnableScrolling = false,
HasUnevenRows = true,
EnableSelection = true,
NoFooter = true,
VerticalOptions = LayoutOptions.Start,
Root = new TableRoot
{
new TableSection(" ")
{
CodeCell
}
}
};
var codeLabel = new Label
{
Text = AppResources.EnterVerificationCode,
LineBreakMode = LineBreakMode.WordWrap,
FontSize = Device.GetNamedSize(NamedSize.Small, typeof(Label)),
Style = (Style)Application.Current.Resources["text-muted"],
Margin = new Thickness(15, (this.IsLandscape() ? 5 : 0), 15, 25)
};
var lostAppButton = new ExtendedButton
{
Text = AppResources.Lost2FAApp,
Style = (Style)Application.Current.Resources["btn-primaryAccent"],
Margin = new Thickness(15, 0, 15, 25),
Command = new Command(() => Lost2FAApp()),
Uppercase = false,
BackgroundColor = Color.Transparent
};
var layout = new StackLayout
{
Children = { table, codeLabel, lostAppButton },
Spacing = 0
};
var scrollView = new ScrollView { Content = layout };
if(Device.RuntimePlatform == Device.iOS)
{
table.RowHeight = -1;
table.EstimatedRowHeight = 70;
}
var scrollView = new ScrollView();
var continueToolbarItem = new ToolbarItem(AppResources.Continue, null, async () =>
{
await LogInAsync();
var token = TokenCell?.Entry.Text.Trim().Replace(" ", "");
await LogInAsync(token);
}, ToolbarItemOrder.Default, 0);
ToolbarItems.Add(continueToolbarItem);
Title = AppResources.VerificationCode;
if(!_providerType.HasValue)
{
var noProviderLabel = new Label
{
Text = "No provider.",
LineBreakMode = LineBreakMode.WordWrap,
Margin = new Thickness(15),
HorizontalTextAlignment = TextAlignment.Center
};
scrollView.Content = noProviderLabel;
}
else
{
var padding = Helpers.OnPlatform(
iOS: new Thickness(15, 20),
Android: new Thickness(15, 8),
WinPhone: new Thickness(15, 20));
TokenCell = new FormEntryCell(AppResources.VerificationCode, useLabelAsPlaceholder: true,
imageSource: "lock", containerPadding: padding);
TokenCell.Entry.Keyboard = Keyboard.Numeric;
TokenCell.Entry.ReturnType = ReturnType.Go;
RememberCell = new ExtendedSwitchCell
{
Text = "Remember me",
On = false
};
var table = new ExtendedTableView
{
Intent = TableIntent.Settings,
EnableScrolling = false,
HasUnevenRows = true,
EnableSelection = true,
NoFooter = true,
NoHeader = true,
VerticalOptions = LayoutOptions.Start,
Root = new TableRoot
{
new TableSection(" ")
{
TokenCell,
RememberCell
}
}
};
if(Device.RuntimePlatform == Device.iOS)
{
table.RowHeight = -1;
table.EstimatedRowHeight = 70;
}
var instruction = new Label
{
Text = AppResources.EnterVerificationCode,
LineBreakMode = LineBreakMode.WordWrap,
Margin = new Thickness(15),
HorizontalTextAlignment = TextAlignment.Center
};
var anotherMethodButton = new ExtendedButton
{
Text = "Use another two-step login method",
Style = (Style)Application.Current.Resources["btn-primaryAccent"],
Margin = new Thickness(15, 0, 15, 25),
Command = new Command(() => AnotherMethod()),
Uppercase = false,
BackgroundColor = Color.Transparent
};
var layout = new StackLayout
{
Children = { instruction, table, anotherMethodButton },
Spacing = 0
};
scrollView.Content = layout;
switch(_providerType.Value)
{
case TwoFactorProviderType.Authenticator:
instruction.Text = "Enter the 6 digit verification code from your authenticator app.";
layout.Children.Add(instruction);
layout.Children.Add(table);
layout.Children.Add(anotherMethodButton);
ToolbarItems.Add(continueToolbarItem);
Title = AppResources.VerificationCode;
break;
case TwoFactorProviderType.Email:
var emailParams = _providers[TwoFactorProviderType.Email];
var redactedEmail = emailParams["Email"].ToString();
instruction.Text = "Enter the 6 digit verification code from your authenticator app.";
var resendEmailButton = new ExtendedButton
{
Text = $"Enter the 6 digit verification code that was emailed to {redactedEmail}.",
Style = (Style)Application.Current.Resources["btn-primaryAccent"],
Margin = new Thickness(15, 0, 15, 25),
Command = new Command(() => SendEmail()),
Uppercase = false,
BackgroundColor = Color.Transparent
};
layout.Children.Add(instruction);
layout.Children.Add(table);
layout.Children.Add(resendEmailButton);
layout.Children.Add(anotherMethodButton);
ToolbarItems.Add(continueToolbarItem);
Title = AppResources.VerificationCode;
break;
case TwoFactorProviderType.Duo:
break;
default:
break;
}
}
Content = scrollView;
}
protected override void OnAppearing()
{
base.OnAppearing();
CodeCell.InitEvents();
CodeCell.Entry.FocusWithDelay();
CodeCell.Entry.Completed += Entry_Completed;
if(TokenCell != null)
{
TokenCell.InitEvents();
TokenCell.Entry.FocusWithDelay();
TokenCell.Entry.Completed += Entry_Completed;
}
}
protected override void OnDisappearing()
{
base.OnDisappearing();
CodeCell.Dispose();
CodeCell.Entry.Completed -= Entry_Completed;
if(TokenCell != null)
{
TokenCell.Dispose();
TokenCell.Entry.Completed -= Entry_Completed;
}
}
private void Lost2FAApp()
private void AnotherMethod()
{
}
private void SendEmail()
{
}
private void Recover()
{
Device.OpenUri(new Uri("https://help.bitwarden.com/article/lost-two-step-device/"));
}
private async void Entry_Completed(object sender, EventArgs e)
{
await LogInAsync();
var token = TokenCell.Entry.Text.Trim().Replace(" ", "");
await LogInAsync(token);
}
private async Task LogInAsync()
private async Task LogInAsync(string token)
{
if(string.IsNullOrWhiteSpace(CodeCell.Entry.Text))
if(string.IsNullOrWhiteSpace(token))
{
await DisplayAlert(AppResources.AnErrorHasOccurred, string.Format(AppResources.ValidationFieldRequired,
AppResources.VerificationCode), AppResources.Ok);
@ -149,7 +239,8 @@ namespace Bit.App.Pages
}
_userDialogs.ShowLoading(AppResources.ValidatingCode, MaskType.Black);
var response = await _authService.TokenPostTwoFactorAsync(CodeCell.Entry.Text, _email, _masterPasswordHash, _key);
var response = await _authService.TokenPostTwoFactorAsync(_providerType.Value, token, RememberCell.On,
_email, _masterPasswordHash, _key);
_userDialogs.HideLoading();
if(!response.Success)
{
@ -167,5 +258,45 @@ namespace Bit.App.Pages
var task = Task.Run(async () => await _syncService.FullSyncAsync(true));
Application.Current.MainPage = new MainPage();
}
private TwoFactorProviderType? GetDefaultProvider()
{
TwoFactorProviderType? provider = null;
if(_providers != null)
{
if(_providers.Count == 1)
{
return _providers.First().Key;
}
foreach(var p in _providers)
{
switch(p.Key)
{
case TwoFactorProviderType.Authenticator:
if(provider == TwoFactorProviderType.Duo)
{
continue;
}
break;
case TwoFactorProviderType.Email:
if(provider.HasValue)
{
continue;
}
break;
case TwoFactorProviderType.Duo:
break;
default:
continue;
}
provider = p.Key;
}
}
return provider;
}
}
}

7
src/App/Repositories/ConnectApiRepository.cs
View File

@ -8,6 +8,7 @@ using Plugin.Connectivity.Abstractions;
using System.Net;
using Newtonsoft.Json.Linq;
using System.Collections.Generic;
using Bit.App.Enums;
namespace Bit.App.Repositories
{
@ -46,11 +47,13 @@ namespace Bit.App.Repositories
if(!response.IsSuccessStatusCode)
{
var errorResponse = JObject.Parse(responseContent);
if(errorResponse["TwoFactorProviders"] != null)
if(errorResponse["TwoFactorProviders2"] != null)
{
return ApiResult<TokenResponse>.Success(new TokenResponse
{
TwoFactorProviders = errorResponse["TwoFactorProviders"].ToObject<List<int>>()
TwoFactorProviders2 =
errorResponse["TwoFactorProviders2"]
.ToObject<Dictionary<TwoFactorProviderType, Dictionary<string, object>>>()
}, response.StatusCode);
}

14
src/App/Services/AuthService.cs
View File

@ -6,6 +6,7 @@ using Bit.App.Models.Api;
using Plugin.Settings.Abstractions;
using Bit.App.Models;
using System.Linq;
using Bit.App.Enums;
namespace Bit.App.Services
{
@ -230,11 +231,11 @@ namespace Bit.App.Services
}
result.Success = true;
if(response.Result.TwoFactorProviders != null && response.Result.TwoFactorProviders.Count > 0)
if(response.Result.TwoFactorProviders2 != null && response.Result.TwoFactorProviders2.Count > 0)
{
result.Key = key;
result.MasterPasswordHash = request.MasterPasswordHash;
result.TwoFactorRequired = true;
result.TwoFactorProviders = response.Result.TwoFactorProviders2;
return result;
}
@ -242,17 +243,18 @@ namespace Bit.App.Services
return result;
}
public async Task<LoginResult> TokenPostTwoFactorAsync(string token, string email, string masterPasswordHash,
SymmetricCryptoKey key)
public async Task<LoginResult> TokenPostTwoFactorAsync(TwoFactorProviderType type, string token, bool remember,
string email, string masterPasswordHash, SymmetricCryptoKey key)
{
var result = new LoginResult();
var request = new TokenRequest
{
Remember = remember,
Email = email.Trim().ToLower(),
MasterPasswordHash = masterPasswordHash,
Token = token.Trim().Replace(" ", ""),
Provider = 0, // Authenticator app (only 1 provider for now, so hard coded)
Token = token,
Provider = type,
Device = new DeviceRequest(_appIdService, _deviceInfoService)
};