diff options
author | vnugent <public@vaughnnugent.com> | 2023-01-12 17:47:40 -0500 |
---|---|---|
committer | vnugent <public@vaughnnugent.com> | 2023-01-12 17:47:40 -0500 |
commit | 551066ed9a255bd47c1c5789ec1998fda64bd5aa (patch) | |
tree | d6caceb0e7caa44478c6611903b4b7e120964c89 /VNLib.Plugins.Essentials.SocialOauth/Endpoints/Auth0.cs | |
parent | b6481038bc6573af30492e9ce52b36d9f64195f3 (diff) |
Large project reorder and consolidation
Diffstat (limited to 'VNLib.Plugins.Essentials.SocialOauth/Endpoints/Auth0.cs')
-rw-r--r-- | VNLib.Plugins.Essentials.SocialOauth/Endpoints/Auth0.cs | 195 |
1 files changed, 0 insertions, 195 deletions
diff --git a/VNLib.Plugins.Essentials.SocialOauth/Endpoints/Auth0.cs b/VNLib.Plugins.Essentials.SocialOauth/Endpoints/Auth0.cs deleted file mode 100644 index c7512b7..0000000 --- a/VNLib.Plugins.Essentials.SocialOauth/Endpoints/Auth0.cs +++ /dev/null @@ -1,195 +0,0 @@ -/* -* Copyright (c) 2022 Vaughn Nugent -* -* Library: VNLib -* Package: VNLib.Plugins.Essentials.SocialOauth -* File: Auth0.cs -* -* Auth0.cs is part of VNLib.Plugins.Essentials.SocialOauth which is part of the larger -* VNLib collection of libraries and utilities. -* -* VNLib.Plugins.Essentials.SocialOauth is free software: you can redistribute it and/or modify -* it under the terms of the GNU Affero General Public License as -* published by the Free Software Foundation, either version 3 of the -* License, or (at your option) any later version. -* -* VNLib.Plugins.Essentials.SocialOauth is distributed in the hope that it will be useful, -* but WITHOUT ANY WARRANTY; without even the implied warranty of -* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -* GNU Affero General Public License for more details. -* -* You should have received a copy of the GNU Affero General Public License -* along with this program. If not, see https://www.gnu.org/licenses/. -*/ - -using System; -using System.Linq; -using System.Text; -using System.Text.Json; -using System.Threading; -using System.Threading.Tasks; -using System.Collections.Generic; - -using RestSharp; - -using VNLib.Net.Rest.Client; -using VNLib.Hashing; -using VNLib.Hashing.IdentityUtility; -using VNLib.Utils.Logging; -using VNLib.Plugins.Essentials.Accounts; -using VNLib.Plugins.Extensions.Loading; -using VNLib.Plugins.Extensions.Loading.Users; - -namespace VNLib.Plugins.Essentials.SocialOauth.Endpoints -{ - - [ConfigurationName("auth0")] - internal sealed class Auth0 : SocialOauthBase - { - - protected override OauthClientConfig Config { get; } - - - private readonly Task<JsonDocument> Auth0VerificationJwk; - - public Auth0(PluginBase plugin, IReadOnlyDictionary<string, JsonElement> config) : base() - { - string keyUrl = config["key_url"].GetString() ?? throw new KeyNotFoundException("Missing Auth0 'key_url' from config"); - - Uri keyUri = new(keyUrl); - - //Get certificate on background thread - Auth0VerificationJwk = Task.Run(() => GetRsaCertificate(keyUri)); - - Config = new("auth0", config) - { - Passwords = plugin.GetPasswords(), - Users = plugin.GetUserManager(), - }; - - InitPathAndLog(Config.EndpointPath, plugin.Log); - - //Load secrets - _ = plugin.DeferTask(async () => - { - //Get id/secret - Task<SecretResult?> secretTask = plugin.TryGetSecretAsync("auth0_client_secret"); - Task<SecretResult?> clientIdTask = plugin.TryGetSecretAsync("auth0_client_id"); - - await Task.WhenAll(secretTask, clientIdTask); - - using SecretResult? secret = await secretTask; - using SecretResult? clientId = await clientIdTask; - - Config.ClientID = clientId?.Result.ToString() ?? throw new KeyNotFoundException("Missing Auth0 client id from config or vault"); - Config.ClientSecret = secret?.Result.ToString() ?? throw new KeyNotFoundException("Missing the Auth0 client secret from config or vault"); - - }, 100); - } - - - private async Task<JsonDocument> GetRsaCertificate(Uri certUri) - { - try - { - Log.Debug("Getting Auth0 signing keys"); - //Get key request - RestRequest keyRequest = new(certUri, Method.Get); - keyRequest.AddHeader("Accept", "application/json"); - - //rent client from pool - using ClientContract client = ClientPool.Lease(); - - RestResponse response = await client.Resource.ExecuteAsync(keyRequest); - - response.ThrowIfError(); - - return JsonDocument.Parse(response.RawBytes); - } - catch (Exception e) - { - Log.Error(e, "Failed to get Auth0 signing keys"); - throw; - } - } - - /* - * Account data may be recovered from the identity token - * and it happens after a call to GetLoginData so - * we do not need to re-verify the token - */ - protected override Task<AccountData?> GetAccountDataAsync(IOAuthAccessState clientAccess, CancellationToken cancellationToken) - { - using JsonWebToken jwt = JsonWebToken.Parse(clientAccess.IdToken); - - //verify signature - - using JsonDocument userData = jwt.GetPayload(); - - if (!userData.RootElement.GetProperty("email_verified").GetBoolean()) - { - return Task.FromResult<AccountData?>(null); - } - - string fullName = userData.RootElement.GetProperty("name").GetString() ?? " "; - - return Task.FromResult<AccountData?>(new AccountData() - { - EmailAddress = userData.RootElement.GetProperty("email").GetString(), - First = fullName.Split(' ')[0], - Last = fullName.Split(' ')[1], - }); - } - - private static string GetUserIdFromPlatform(string userName) - { - /* - * Auth0 uses the format "platoform|{user_id}" for the user id so it should match the - * external platofrm as github and discord endoints also - */ - - return ManagedHash.ComputeHash(userName, HashAlg.SHA1, HashEncodingMode.Hexadecimal); - } - - - private static readonly Task<UserLoginData?> EmptyLoginData = Task.FromResult<UserLoginData?>(null); - - protected override Task<UserLoginData?> GetLoginDataAsync(IOAuthAccessState clientAccess, CancellationToken cancellation) - { - using JsonWebToken jwt = JsonWebToken.Parse(clientAccess.IdToken); - - //Verify the token against the first signing key - if (!jwt.VerifyFromJwk(Auth0VerificationJwk.Result.RootElement.GetProperty("keys").EnumerateArray().First())) - { - return EmptyLoginData; - } - - using JsonDocument userData = jwt.GetPayload(); - - int iat = userData.RootElement.GetProperty("iat").GetInt32(); - int exp = userData.RootElement.GetProperty("exp").GetInt32(); - - string userId = userData.RootElement.GetProperty("sub").GetString() ?? throw new Exception("Missing sub in jwt"); - string audience = userData.RootElement.GetProperty("aud").GetString() ?? throw new Exception("Missing aud in jwt"); - string issuer = userData.RootElement.GetProperty("iss").GetString() ?? throw new Exception("Missing iss in jwt"); - - if(exp < DateTimeOffset.UtcNow.ToUnixTimeSeconds()) - { - //Expired - return EmptyLoginData; - } - - //Verify audience matches client id - if (!Config.ClientID.Equals(audience, StringComparison.Ordinal)) - { - //Invalid audience - return EmptyLoginData; - } - - return Task.FromResult<UserLoginData?>(new UserLoginData() - { - UserId = GetUserIdFromPlatform(userId) - }); - } - } -} |