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Continue work on Release Candidate 1 (#105)
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Lines changed: 638 additions & 46 deletions

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.gitmodules

Lines changed: 6 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -4,6 +4,9 @@
44
[submodule "lib/Tmds.Fuse"]
55
path = lib/Tmds.Fuse
66
url = https://github.com/securefolderfs-community/Tmds.Fuse
7-
[submodule "src/Platforms/SecureFolderFS.Dashboard"]
8-
path = src/Platforms/SecureFolderFS.Dashboard
9-
url = git@github.com:securefolderfs-community/SecureFolderFS.Dashboard.git
7+
[submodule "src/Platforms/SecureFolderFS.AppPlatform"]
8+
path = src/Platforms/SecureFolderFS.AppPlatform
9+
url = git@github.com:securefolderfs-community/SecureFolderFS.AppPlatform.git
10+
[submodule "src/Platforms/SecureFolderFS.AppPlatform.Server"]
11+
path = src/Platforms/SecureFolderFS.AppPlatform.Server
12+
url = git@github.com:securefolderfs-community/SecureFolderFS.AppPlatform.Server.git

SecureFolderFS.sln

Lines changed: 20 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -64,7 +64,7 @@ Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "tests", "tests", "{724C2A9B
6464
EndProject
6565
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "SecureFolderFS.Tests", "tests\SecureFolderFS.Tests\SecureFolderFS.Tests.csproj", "{67ED86B1-D287-4F36-A8BE-189F68502B4C}"
6666
EndProject
67-
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "SecureFolderFS.Dashboard", "src\Platforms\SecureFolderFS.Dashboard\SecureFolderFS.Dashboard.csproj", "{9CF66911-1E7E-4A82-B7B4-97B2DE8BA9B0}"
67+
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "SecureFolderFS.AppPlatform", "src\Platforms\SecureFolderFS.AppPlatform\SecureFolderFS.AppPlatform.csproj", "{9CF66911-1E7E-4A82-B7B4-97B2DE8BA9B0}"
6868
EndProject
6969
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "SecureFolderFS.Sdk.Ftp", "src\Sdk\SecureFolderFS.Sdk.Ftp\SecureFolderFS.Sdk.Ftp.csproj", "{17592A5B-EFB4-478C-87A1-C4A10BDECA50}"
7070
EndProject
@@ -82,6 +82,8 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "SecureFolderFS.Sdk.Dropbox"
8282
EndProject
8383
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "SecureFolderFS.Sdk.WebDavClient", "src\Sdk\SecureFolderFS.Sdk.WebDavClient\SecureFolderFS.Sdk.WebDavClient.csproj", "{E9D21865-C31B-49AD-B9CE-A8A9491789D5}"
8484
EndProject
85+
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "SecureFolderFS.AppPlatform.Server", "src\Platforms\SecureFolderFS.AppPlatform.Server\SecureFolderFS.AppPlatform.Server.csproj", "{4440EBF8-9707-41DD-A723-F52987F83E1F}"
86+
EndProject
8587
Global
8688
GlobalSection(SolutionConfigurationPlatforms) = preSolution
8789
Debug|Any CPU = Debug|Any CPU
@@ -558,6 +560,22 @@ Global
558560
{E9D21865-C31B-49AD-B9CE-A8A9491789D5}.Release|x64.Build.0 = Release|Any CPU
559561
{E9D21865-C31B-49AD-B9CE-A8A9491789D5}.Release|x86.ActiveCfg = Release|Any CPU
560562
{E9D21865-C31B-49AD-B9CE-A8A9491789D5}.Release|x86.Build.0 = Release|Any CPU
563+
{4440EBF8-9707-41DD-A723-F52987F83E1F}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
564+
{4440EBF8-9707-41DD-A723-F52987F83E1F}.Debug|Any CPU.Build.0 = Debug|Any CPU
565+
{4440EBF8-9707-41DD-A723-F52987F83E1F}.Debug|arm64.ActiveCfg = Debug|Any CPU
566+
{4440EBF8-9707-41DD-A723-F52987F83E1F}.Debug|arm64.Build.0 = Debug|Any CPU
567+
{4440EBF8-9707-41DD-A723-F52987F83E1F}.Debug|x64.ActiveCfg = Debug|Any CPU
568+
{4440EBF8-9707-41DD-A723-F52987F83E1F}.Debug|x64.Build.0 = Debug|Any CPU
569+
{4440EBF8-9707-41DD-A723-F52987F83E1F}.Debug|x86.ActiveCfg = Debug|Any CPU
570+
{4440EBF8-9707-41DD-A723-F52987F83E1F}.Debug|x86.Build.0 = Debug|Any CPU
571+
{4440EBF8-9707-41DD-A723-F52987F83E1F}.Release|Any CPU.ActiveCfg = Release|Any CPU
572+
{4440EBF8-9707-41DD-A723-F52987F83E1F}.Release|Any CPU.Build.0 = Release|Any CPU
573+
{4440EBF8-9707-41DD-A723-F52987F83E1F}.Release|arm64.ActiveCfg = Release|Any CPU
574+
{4440EBF8-9707-41DD-A723-F52987F83E1F}.Release|arm64.Build.0 = Release|Any CPU
575+
{4440EBF8-9707-41DD-A723-F52987F83E1F}.Release|x64.ActiveCfg = Release|Any CPU
576+
{4440EBF8-9707-41DD-A723-F52987F83E1F}.Release|x64.Build.0 = Release|Any CPU
577+
{4440EBF8-9707-41DD-A723-F52987F83E1F}.Release|x86.ActiveCfg = Release|Any CPU
578+
{4440EBF8-9707-41DD-A723-F52987F83E1F}.Release|x86.Build.0 = Release|Any CPU
561579
EndGlobalSection
562580
GlobalSection(SolutionProperties) = preSolution
563581
HideSolutionNode = FALSE
@@ -596,6 +614,7 @@ Global
596614
{85FE77EA-9F89-4F42-BD79-26C82F847DDC} = {086CDAC6-2730-4F09-BA28-B41F737E6C4D}
597615
{FD52B782-4E07-41B2-8EA9-DE2347DEB9E2} = {086CDAC6-2730-4F09-BA28-B41F737E6C4D}
598616
{E9D21865-C31B-49AD-B9CE-A8A9491789D5} = {086CDAC6-2730-4F09-BA28-B41F737E6C4D}
617+
{4440EBF8-9707-41DD-A723-F52987F83E1F} = {66BC1E2B-D99A-49E2-8B8F-EF7851493CB0}
599618
EndGlobalSection
600619
GlobalSection(ExtensibilityGlobals) = postSolution
601620
SolutionGuid = {A1906FD8-BB54-4688-BC0F-9ED7532D2CB0}

src/Core/SecureFolderFS.Core.FileSystem/Helpers/RecycleBin/Abstract/AbstractRecycleBinHelpers.Operational.cs

Lines changed: 28 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -80,6 +80,9 @@ public static async Task RestoreAsync(IStorableChild recycleBinItem, IModifiable
8080
// A new item name should be chosen fit for the new folder (so that Directory ID match)
8181
var ciphertextName = await AbstractPathHelpers.EncryptNameAsync(plaintextOriginalName, ciphertextDestinationFolder, specifics, cancellationToken);
8282

83+
// Get an available name if the destination already exists
84+
ciphertextName = await GetAvailableDestinationNameAsync(ciphertextDestinationFolder, ciphertextName, plaintextOriginalName, specifics, cancellationToken);
85+
8386
// Rename and move item to destination
8487
_ = await ciphertextDestinationFolder.MoveStorableFromAsync(recycleBinItem, modifiableRecycleBin, false, ciphertextName, null, cancellationToken);
8588
}
@@ -89,6 +92,9 @@ public static async Task RestoreAsync(IStorableChild recycleBinItem, IModifiable
8992
// The same name could be used since the Directory IDs match
9093
var ciphertextName = Path.ChangeExtension(await AbstractPathHelpers.EncryptNameAsync(plaintextOriginalName, ciphertextDestinationFolder, specifics, cancellationToken), Constants.Names.ENCRYPTED_FILE_EXTENSION);
9194

95+
// Get an available name if the destination already exists
96+
ciphertextName = await GetAvailableDestinationNameAsync(ciphertextDestinationFolder, ciphertextName, plaintextOriginalName, specifics, cancellationToken);
97+
9298
// Rename and move item to destination
9399
_ = await ciphertextDestinationFolder.MoveStorableFromAsync(recycleBinItem, modifiableRecycleBin, false, ciphertextName, null, cancellationToken);
94100
}
@@ -216,6 +222,28 @@ public static async Task DeleteOrRecycleAsync(
216222
}
217223
}
218224

225+
private static async Task<string> GetAvailableDestinationNameAsync(IFolder ciphertextDestinationFolder, string ciphertextName, string plaintextOriginalName, FileSystemSpecifics specifics, CancellationToken cancellationToken)
226+
{
227+
// Check if the item already exists
228+
var existing = await ciphertextDestinationFolder.TryGetFirstByNameAsync(ciphertextName, cancellationToken);
229+
if (existing is not null)
230+
{
231+
// If the item already exists, append a suffix to the name
232+
var nameWithoutExtension = Path.GetFileNameWithoutExtension(plaintextOriginalName);
233+
var extension = Path.GetExtension(plaintextOriginalName);
234+
var suffix = 1;
235+
do
236+
{
237+
var newPlaintextName = $"{nameWithoutExtension} ({suffix}){extension}";
238+
ciphertextName = Path.ChangeExtension(await AbstractPathHelpers.EncryptNameAsync(newPlaintextName, ciphertextDestinationFolder, specifics, cancellationToken), Constants.Names.ENCRYPTED_FILE_EXTENSION);
239+
existing = await ciphertextDestinationFolder.TryGetFirstByNameAsync(ciphertextName, cancellationToken);
240+
suffix++;
241+
} while (existing is not null);
242+
}
243+
244+
return ciphertextName;
245+
}
246+
219247
private static async Task<bool> IsRecentlyCreatedAsync(IStorable storable, CancellationToken cancellationToken)
220248
{
221249
try

src/Core/SecureFolderFS.Core.FileSystem/Validators/StructureContentsValidator.cs

Lines changed: 1 addition & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -38,6 +38,7 @@ public override async Task<IResult> ValidateResultAsync((IFolder, IProgress<IRes
3838

3939
await foreach (var item in scannedFolder.GetItemsAsync(StorableType.All, cancellationToken).ConfigureAwait(false))
4040
{
41+
cancellationToken.ThrowIfCancellationRequested();
4142
if (PathHelpers.IsCoreName(item.Name))
4243
continue;
4344

src/Core/SecureFolderFS.Core/Constants.cs

Lines changed: 2 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -25,6 +25,7 @@ public static class Authentication
2525
public const string AUTH_APPLE_BIOMETRIC = "apple_secure_enclave";
2626
public const string AUTH_ANDROID_BIOMETRIC = "android_biometrics";
2727
public const string AUTH_DEVICE_LINK = "device_link";
28+
public const string AUTH_APP_PLATFORM = "app_platform";
2829
}
2930

3031
[Obsolete]
@@ -46,6 +47,7 @@ public static class Associations
4647
public const string ASSOC_SPECIALIZATION = "spec";
4748
public const string ASSOC_AUTHENTICATION = "authMode";
4849
public const string ASSOC_VAULT_ID = "vaultId";
50+
public const string ASSOC_APP_PLATFORM = "appPlatform";
4951
public const string ASSOC_VERSION = "version";
5052
}
5153

Lines changed: 75 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,75 @@
1+
using SecureFolderFS.Shared.Models;
2+
using System;
3+
using System.ComponentModel;
4+
using System.Security.Cryptography;
5+
using System.Text.Json.Serialization;
6+
using static SecureFolderFS.Core.Constants.Vault;
7+
8+
namespace SecureFolderFS.Core.DataModels
9+
{
10+
[Serializable]
11+
public sealed record class V4VaultConfigurationDataModel : VersionDataModel
12+
{
13+
[JsonPropertyName(Associations.ASSOC_CONTENT_CIPHER_ID)]
14+
[DefaultValue("")]
15+
public required string ContentCipherId { get; init; }
16+
17+
[JsonPropertyName(Associations.ASSOC_FILENAME_CIPHER_ID)]
18+
[DefaultValue("")]
19+
public required string FileNameCipherId { get; init; }
20+
21+
[JsonPropertyName(Associations.ASSOC_FILENAME_ENCODING_ID)]
22+
[DefaultValue("")]
23+
public string FileNameEncodingId { get; set; } = Cryptography.Constants.CipherId.ENCODING_BASE64URL;
24+
25+
[JsonPropertyName(Associations.ASSOC_RECYCLE_SIZE)]
26+
[DefaultValue(0L)]
27+
public long RecycleBinSize { get; set; } = 0L;
28+
29+
[JsonPropertyName(Associations.ASSOC_AUTHENTICATION)]
30+
[DefaultValue("")]
31+
public required string AuthenticationMethod { get; set; } = string.Empty;
32+
33+
[JsonPropertyName(Associations.ASSOC_VAULT_ID)]
34+
[DefaultValue("")]
35+
public required string Uid { get; init; } = string.Empty;
36+
37+
[JsonPropertyName(Associations.ASSOC_APP_PLATFORM)]
38+
public AppPlatformVaultOptions? AppPlatform { get; init; }
39+
40+
[JsonPropertyName("hmacsha256mac")]
41+
public byte[]? PayloadMac { get; set; }
42+
43+
public static V4VaultConfigurationDataModel V4FromVaultOptions(VaultOptions vaultOptions)
44+
{
45+
return new()
46+
{
47+
Version = vaultOptions.Version < 1 ? Versions.LATEST_VERSION : vaultOptions.Version,
48+
ContentCipherId = vaultOptions.ContentCipherId ?? Cryptography.Constants.CipherId.XCHACHA20_POLY1305,
49+
FileNameCipherId = vaultOptions.FileNameCipherId ?? Cryptography.Constants.CipherId.AES_SIV,
50+
FileNameEncodingId = vaultOptions.NameEncodingId ?? Cryptography.Constants.CipherId.ENCODING_BASE64URL,
51+
AuthenticationMethod = vaultOptions.UnlockProcedure.ToString(),
52+
RecycleBinSize = vaultOptions.RecycleBinSize,
53+
Uid = vaultOptions.VaultId ?? Guid.NewGuid().ToString(),
54+
AppPlatform = vaultOptions.AppPlatform,
55+
PayloadMac = new byte[HMACSHA256.HashSizeInBytes]
56+
};
57+
}
58+
59+
public VaultConfigurationDataModel ToVaultConfigurationDataModel()
60+
{
61+
return new VaultConfigurationDataModel
62+
{
63+
Version = Version,
64+
ContentCipherId = ContentCipherId,
65+
FileNameCipherId = FileNameCipherId,
66+
FileNameEncodingId = FileNameEncodingId,
67+
AuthenticationMethod = AuthenticationMethod,
68+
RecycleBinSize = RecycleBinSize,
69+
Uid = Uid,
70+
PayloadMac = PayloadMac
71+
};
72+
}
73+
}
74+
}
75+

src/Core/SecureFolderFS.Core/DataModels/VaultConfigurationDataModel.cs

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -1,8 +1,8 @@
1-
using SecureFolderFS.Shared.Models;
2-
using System;
1+
using System;
32
using System.ComponentModel;
43
using System.Security.Cryptography;
54
using System.Text.Json.Serialization;
5+
using SecureFolderFS.Shared.Models;
66
using static SecureFolderFS.Core.Constants.Vault;
77

88
namespace SecureFolderFS.Core.DataModels

src/Core/SecureFolderFS.Core/Routines/Operational/CreationRoutine.cs

Lines changed: 19 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -22,6 +22,7 @@ internal sealed class CreationRoutine : ICreationRoutine
2222
private V3VaultKeystoreDataModel? _keystoreDataModel;
2323
private V4VaultKeystoreDataModel? _v4KeystoreDataModel;
2424
private VaultConfigurationDataModel? _configDataModel;
25+
private V4VaultConfigurationDataModel? _v4ConfigDataModel;
2526
private IKeyUsage? _dekKey;
2627
private IKeyUsage? _macKey;
2728

@@ -81,7 +82,16 @@ public void V4SetCredentials(IKeyUsage passkey)
8182
/// <inheritdoc/>
8283
public void SetOptions(VaultOptions vaultOptions)
8384
{
84-
_configDataModel = VaultConfigurationDataModel.FromVaultOptions(vaultOptions);
85+
if (vaultOptions.AppPlatform is null)
86+
{
87+
_configDataModel = VaultConfigurationDataModel.FromVaultOptions(vaultOptions);
88+
_v4ConfigDataModel = null;
89+
}
90+
else
91+
{
92+
_v4ConfigDataModel = V4VaultConfigurationDataModel.V4FromVaultOptions(vaultOptions);
93+
_configDataModel = _v4ConfigDataModel.ToVaultConfigurationDataModel();
94+
}
8595
}
8696

8797
/// <inheritdoc/>
@@ -95,13 +105,19 @@ public async Task<IDisposable> FinalizeAsync(CancellationToken cancellationToken
95105
// First, we need to fill in the PayloadMac of the content
96106
_macKey.UseKey(macKey =>
97107
{
98-
VaultParser.CalculateConfigMac(_configDataModel, macKey, _configDataModel.PayloadMac);
108+
if (_v4ConfigDataModel is not null)
109+
VaultParser.V4CalculateConfigMac(_v4ConfigDataModel, macKey, _v4ConfigDataModel.PayloadMac);
110+
else
111+
VaultParser.CalculateConfigMac(_configDataModel, macKey, _configDataModel.PayloadMac);
99112
});
100113

101114
// Write the whole configuration
102115
await _vaultWriter.WriteKeystoreAsync(_keystoreDataModel, cancellationToken);
103116
//await _vaultWriter.WriteV4KeystoreAsync(_v4KeystoreDataModel, cancellationToken);
104-
await _vaultWriter.WriteConfigurationAsync(_configDataModel, cancellationToken);
117+
if (_v4ConfigDataModel is not null)
118+
await _vaultWriter.WriteV4ConfigurationAsync(_v4ConfigDataModel, cancellationToken);
119+
else
120+
await _vaultWriter.WriteConfigurationAsync(_configDataModel, cancellationToken);
105121

106122
// Create the content folder
107123
if (_vaultFolder is IModifiableFolder modifiableFolder)

src/Core/SecureFolderFS.Core/Routines/Operational/ModifyCredentialsRoutine.cs

Lines changed: 19 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -23,6 +23,7 @@ internal sealed class ModifyCredentialsRoutine : IModifyCredentialsRoutine
2323
private V3VaultKeystoreDataModel? _keystoreDataModel;
2424
private V4VaultKeystoreDataModel? _v4KeystoreDataModel;
2525
private VaultConfigurationDataModel? _configDataModel;
26+
private V4VaultConfigurationDataModel? _v4ConfigDataModel;
2627

2728
public ModifyCredentialsRoutine(VaultReader vaultReader, VaultWriter vaultWriter)
2829
{
@@ -49,7 +50,16 @@ public void SetUnlockContract(IDisposable unlockContract)
4950
/// <inheritdoc/>
5051
public void SetOptions(VaultOptions vaultOptions)
5152
{
52-
_configDataModel = VaultConfigurationDataModel.FromVaultOptions(vaultOptions);
53+
if (vaultOptions.AppPlatform is null)
54+
{
55+
_configDataModel = VaultConfigurationDataModel.FromVaultOptions(vaultOptions);
56+
_v4ConfigDataModel = null;
57+
}
58+
else
59+
{
60+
_v4ConfigDataModel = V4VaultConfigurationDataModel.V4FromVaultOptions(vaultOptions);
61+
_configDataModel = _v4ConfigDataModel.ToVaultConfigurationDataModel();
62+
}
5363
}
5464

5565
/// <inheritdoc/>
@@ -137,13 +147,19 @@ public async Task<IDisposable> FinalizeAsync(CancellationToken cancellationToken
137147
// First, we need to fill in the PayloadMac of the content
138148
_keyPair.MacKey.UseKey(macKey =>
139149
{
140-
VaultParser.CalculateConfigMac(_configDataModel, macKey, _configDataModel.PayloadMac);
150+
if (_v4ConfigDataModel is not null)
151+
VaultParser.V4CalculateConfigMac(_v4ConfigDataModel, macKey, _v4ConfigDataModel.PayloadMac);
152+
else
153+
VaultParser.CalculateConfigMac(_configDataModel, macKey, _configDataModel.PayloadMac);
141154
});
142155

143156
// Write the whole configuration
144157
await _vaultWriter.WriteKeystoreAsync(_keystoreDataModel, cancellationToken);
145158
//await _vaultWriter.WriteKeystoreAsync(_v4KeystoreDataModel, cancellationToken);
146-
await _vaultWriter.WriteConfigurationAsync(_configDataModel, cancellationToken);
159+
if (_v4ConfigDataModel is not null)
160+
await _vaultWriter.WriteV4ConfigurationAsync(_v4ConfigDataModel, cancellationToken);
161+
else
162+
await _vaultWriter.WriteConfigurationAsync(_configDataModel, cancellationToken);
147163

148164
// Key copies need to be created because the original ones are disposed of here
149165
using (_keyPair)

src/Core/SecureFolderFS.Core/Routines/Operational/RecoverRoutine.cs

Lines changed: 17 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -15,6 +15,7 @@ public sealed class RecoverRoutine : ICredentialsRoutine, IFinalizationRoutine
1515
{
1616
private readonly VaultReader _vaultReader;
1717
private VaultConfigurationDataModel? _configDataModel;
18+
private V4VaultConfigurationDataModel? _v4ConfigDataModel;
1819
private KeyPair? _keyPair;
1920

2021
public RecoverRoutine(VaultReader vaultReader)
@@ -26,6 +27,18 @@ public RecoverRoutine(VaultReader vaultReader)
2627
public async Task InitAsync(CancellationToken cancellationToken)
2728
{
2829
_configDataModel = await _vaultReader.ReadConfigurationAsync(cancellationToken);
30+
31+
if (_configDataModel.AuthenticationMethod.Contains(Constants.Vault.Authentication.AUTH_APP_PLATFORM, StringComparison.Ordinal))
32+
{
33+
try
34+
{
35+
_v4ConfigDataModel = await _vaultReader.ReadV4ConfigurationAsync(cancellationToken);
36+
}
37+
catch (Exception)
38+
{
39+
_v4ConfigDataModel = null;
40+
}
41+
}
2942
}
3043

3144
/// <inheritdoc/>
@@ -44,7 +57,10 @@ public async Task<IDisposable> FinalizeAsync(CancellationToken cancellationToken
4457
{
4558
// Check if the payload has not been tampered with
4659
var validator = new ConfigurationValidator(_keyPair.MacKey);
47-
await validator.ValidateAsync(_configDataModel, cancellationToken);
60+
if (_v4ConfigDataModel is not null)
61+
await validator.V4ValidateAsync(_v4ConfigDataModel, cancellationToken);
62+
else
63+
await validator.ValidateAsync(_configDataModel, cancellationToken);
4864

4965
// In this case, we rely on the consumer to take ownership of the keys, and thus manage their lifetimes
5066
// Key copies need to be created because the original ones are disposed of here

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