351 lines
14 KiB
C#
351 lines
14 KiB
C#
using System.Text.Json;
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using MoonCore.Authentication;
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using MoonCore.Exceptions;
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using MoonCore.Extended.Abstractions;
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using MoonCore.Extended.Extensions;
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using MoonCore.Extended.Helpers;
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using MoonCore.Extended.OAuth2.Consumer;
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using MoonCore.Extensions;
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using MoonCore.Helpers;
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using Moonlight.ApiServer.Configuration;
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using Moonlight.ApiServer.Database.Entities;
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using Moonlight.ApiServer.Helpers;
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using Moonlight.ApiServer.Interfaces.OAuth2;
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using Moonlight.ApiServer.Interfaces.Startup;
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using Moonlight.Shared.Http.Responses.OAuth2;
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namespace Moonlight.ApiServer;
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public static class Startup
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{
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#region Logging
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public static async Task ConfigureLogging(IHostApplicationBuilder builder)
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{
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// Create logging path
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Directory.CreateDirectory(PathBuilder.Dir("storage", "logs"));
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// Configure application logging
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builder.Logging.ClearProviders();
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builder.Logging.AddMoonCore(configuration =>
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{
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configuration.Console.Enable = true;
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configuration.Console.EnableAnsiMode = true;
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configuration.FileLogging.Enable = true;
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configuration.FileLogging.Path = PathBuilder.File("storage", "logs", "moonlight.log");
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configuration.FileLogging.EnableLogRotation = true;
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configuration.FileLogging.RotateLogNameTemplate = PathBuilder.File("storage", "logs", "moonlight.log.{0}");
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});
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// Logging levels
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var logConfigPath = PathBuilder.File("storage", "logConfig.json");
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// Ensure logging config, add a default one is missing
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if (!File.Exists(logConfigPath))
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{
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var logLevels = new Dictionary<string, string>
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{
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{ "Default", "Information" },
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{ "Microsoft.AspNetCore", "Warning" },
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{ "System.Net.Http.HttpClient", "Warning" }
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};
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var logLevelsJson = JsonSerializer.Serialize(logLevels);
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var logConfig = "{\"LogLevel\":" + logLevelsJson + "}";
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await File.WriteAllTextAsync(logConfigPath, logConfig);
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}
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builder.Logging.AddConfiguration(await File.ReadAllTextAsync(logConfigPath));
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}
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#endregion
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#region Token Authentication
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public static Task ConfigureTokenAuthentication(WebApplicationBuilder builder, AppConfiguration config)
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{
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/*
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builder.Services.AddTokenAuthentication(configuration =>
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{
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configuration.AccessSecret = config.Authentication.AccessSecret;
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configuration.DataLoader = async (data, provider, context) =>
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{
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if (!data.TryGetValue("userId", out var userIdStr) || !userIdStr.TryGetInt32(out var userId))
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return false;
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var userRepo = provider.GetRequiredService<DatabaseRepository<User>>();
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var user = userRepo.Get().FirstOrDefault(x => x.Id == userId);
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if (user == null)
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return false;
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// Load permissions, handle empty values
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var permissions = JsonSerializer.Deserialize<string[]>(
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string.IsNullOrEmpty(user.PermissionsJson) ? "[]" : user.PermissionsJson
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) ?? [];
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// Save permission state
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context.User = new PermClaimsPrinciple(permissions)
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{
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IdentityModel = user
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};
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return true;
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};
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});*/
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builder.AddTokenAuthentication(authenticationConfig =>
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{
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authenticationConfig.AccessSecret = config.Authentication.AccessSecret;
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authenticationConfig.RefreshSecret = config.Authentication.RefreshSecret;
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authenticationConfig.AccessDuration = config.Authentication.AccessDuration;
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authenticationConfig.RefreshDuration = config.Authentication.RefreshDuration;
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authenticationConfig.ProcessAccess = (accessData, provider, httpContext) =>
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{
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if (!accessData.TryGetValue("userId", out var userIdStr) || !userIdStr.TryGetInt32(out var userId))
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return Task.FromResult(false);
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var userRepo = provider.GetRequiredService<DatabaseRepository<User>>();
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var user = userRepo.Get().FirstOrDefault(x => x.Id == userId);
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if (user == null)
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return Task.FromResult(false);
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// Load permissions, handle empty values
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var permissions = JsonSerializer.Deserialize<string[]>(
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string.IsNullOrEmpty(user.PermissionsJson) ? "[]" : user.PermissionsJson
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) ?? [];
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// Save permission state
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httpContext.User = new PermClaimsPrinciple(permissions)
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{
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IdentityModel = user
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};
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return Task.FromResult(true);
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};
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authenticationConfig.ProcessRefresh = async (oldData, newData, serviceProvider) =>
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{
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var oauth2Providers = serviceProvider.GetRequiredService<IOAuth2Provider[]>();
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// Find oauth2 provider
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var provider = oauth2Providers.FirstOrDefault();
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if (provider == null)
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throw new HttpApiException("No oauth2 provider has been registered", 500);
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// Check if the userId is present in the refresh token
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if (!oldData.TryGetValue("userId", out var userIdStr) ||
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!userIdStr.TryGetInt32(out var userId))
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{
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return false;
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}
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// Load user from database if existent
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var userRepo = serviceProvider.GetRequiredService<DatabaseRepository<User>>();
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var user = userRepo
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.Get()
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.FirstOrDefault(x => x.Id == userId);
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if (user == null)
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return false;
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// Allow plugins to intercept the refresh call
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//if (AuthInterceptors.Any(interceptor => !interceptor.AllowRefresh(user, serviceProvider)))
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// return false;
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// Check if it's time to resync with the oauth2 provider
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if (DateTime.UtcNow >= user.RefreshTimestamp)
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{
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var oAuth2Service = serviceProvider.GetRequiredService<OAuth2ConsumerService>();
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try
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{
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// It's time to refresh the access to the external oauth2 provider
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var refreshData = oAuth2Service.RefreshAccess(user.RefreshToken).Result;
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// Sync user with oauth2 provider
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var syncedUser = await provider.Sync(serviceProvider, refreshData.AccessToken);
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if (syncedUser == null) // User sync has failed. No refresh allowed
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return false;
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// Save oauth2 refresh and access tokens for later use (re-authentication etc.).
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// Fetch user model in current db context, just in case the oauth2 provider
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// uses a different db context or smth
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var userModel = userRepo
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.Get()
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.First(x => x.Id == syncedUser.Id);
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userModel.AccessToken = refreshData.AccessToken;
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userModel.RefreshToken = refreshData.RefreshToken;
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userModel.RefreshTimestamp = DateTime.UtcNow.AddSeconds(refreshData.ExpiresIn);
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userRepo.Update(userModel);
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}
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catch (Exception e)
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{
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var loggerFactory = serviceProvider.GetRequiredService<ILoggerFactory>();
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var logger = loggerFactory.CreateLogger("OAuth2 Refresh");
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// We are handling this error more softly, because it will occur when a user hasn't logged in a long period of time
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logger.LogDebug("An error occured while refreshing external oauth2 access: {e}", e);
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return false;
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}
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}
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// All checks have passed, allow refresh
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newData.Add("userId", user.Id);
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return true;
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};
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});
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return Task.CompletedTask;
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}
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public static Task UseTokenAuthentication(WebApplication builder)
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{
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builder.UseTokenAuthentication();
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return Task.CompletedTask;
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}
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#endregion
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#region Database
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public static async Task ConfigureDatabase(IHostApplicationBuilder builder, ILoggerFactory loggerFactory,
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IDatabaseStartup[] databaseStartups)
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{
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var logger = loggerFactory.CreateLogger<DatabaseHelper>();
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var databaseHelper = new DatabaseHelper(logger);
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var databaseCollection = new DatabaseContextCollection();
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foreach (var databaseStartup in databaseStartups)
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await databaseStartup.ConfigureDatabase(databaseCollection);
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foreach (var database in databaseCollection)
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{
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databaseHelper.AddDbContext(database);
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builder.Services.AddScoped(database);
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}
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databaseHelper.GenerateMappings();
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builder.Services.AddSingleton(databaseHelper);
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builder.Services.AddScoped(typeof(DatabaseRepository<>));
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builder.Services.AddScoped(typeof(CrudHelper<,>));
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}
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public static async Task PrepareDatabase(IApplicationBuilder builder)
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{
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using var scope = builder.ApplicationServices.CreateScope();
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var databaseHelper = scope.ServiceProvider.GetRequiredService<DatabaseHelper>();
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await databaseHelper.EnsureMigrated(scope.ServiceProvider);
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}
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#endregion
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#region OAuth2
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public static Task ConfigureOAuth2(WebApplicationBuilder builder, ILogger logger, AppConfiguration config)
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{
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builder.AddOAuth2Consumer(configuration =>
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{
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configuration.ClientId = config.Authentication.OAuth2.ClientId;
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configuration.ClientSecret = config.Authentication.OAuth2.ClientSecret;
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configuration.AuthorizationRedirect =
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config.Authentication.OAuth2.AuthorizationRedirect ?? $"{config.PublicUrl}/";
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configuration.AccessEndpoint =
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config.Authentication.OAuth2.AccessEndpoint ?? $"{config.PublicUrl}/oauth2/access";
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configuration.RefreshEndpoint =
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config.Authentication.OAuth2.RefreshEndpoint ?? $"{config.PublicUrl}/oauth2/refresh";
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if (config.Authentication.UseLocalOAuth2)
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{
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configuration.AuthorizationEndpoint = config.Authentication.OAuth2.AuthorizationRedirect ??
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$"{config.PublicUrl}/oauth2/authorize";
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}
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else
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{
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if (config.Authentication.OAuth2.AuthorizationUri == null)
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logger.LogWarning(
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"The 'AuthorizationUri' for the oauth2 client is not set. If you want to use an external oauth2 provider, you need to specify this url. If you want to use the local oauth2 service, set 'UseLocalOAuth2Service' to true");
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configuration.AuthorizationEndpoint = config.Authentication.OAuth2.AuthorizationUri!;
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}
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// TODO: Make modular
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configuration.ProcessComplete = async (serviceProvider, accessData) =>
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{
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var loggerFactory = serviceProvider.GetRequiredService<ILoggerFactory>();
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var logger = loggerFactory.CreateLogger("OAuth2 Handler");
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var oauth2Providers = serviceProvider.GetRequiredService<IOAuth2Provider[]>();
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// Find oauth2 provider
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var provider = oauth2Providers.FirstOrDefault();
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if (provider == null)
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throw new HttpApiException("No oauth2 provider has been registered", 500);
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try
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{
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var user = await provider.Sync(serviceProvider, accessData.AccessToken);
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if (user == null)
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throw new HttpApiException("OAuth2 provider returned empty user", 500);
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return new Dictionary<string, object>()
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{
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{"userId", user.Id}
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};
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}
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catch (Exception e)
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{
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logger.LogTrace("An error occured while syncing user with oauth2 provider: {e}", e);
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throw new HttpApiException("Unable to synchronize with oauth2 provider", 400);
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}
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};
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});
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if (!config.Authentication.UseLocalOAuth2) return Task.CompletedTask;
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logger.LogInformation("Using local oauth2 provider");
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builder.AddOAuth2Provider(configuration =>
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{
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configuration.AccessSecret = config.Authentication.LocalOAuth2.AccessSecret;
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configuration.RefreshSecret = config.Authentication.LocalOAuth2.RefreshSecret;
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configuration.ClientId = config.Authentication.OAuth2.ClientId;
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configuration.ClientSecret = config.Authentication.OAuth2.ClientSecret;
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configuration.CodeSecret = config.Authentication.LocalOAuth2.CodeSecret;
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configuration.AuthorizationRedirect =
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config.Authentication.OAuth2.AuthorizationRedirect ?? $"{config.PublicUrl}/";
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configuration.AccessTokenDuration = 60;
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configuration.RefreshTokenDuration = 3600;
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});
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return Task.CompletedTask;
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}
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public static Task UseOAuth2(WebApplication application)
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{
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application.UseOAuth2Consumer();
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return Task.CompletedTask;
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}
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#endregion
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} |