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367
LightlessSyncServer/LightlessSyncServer/Startup.cs
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367
LightlessSyncServer/LightlessSyncServer/Startup.cs
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using Microsoft.EntityFrameworkCore;
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using LightlessSyncServer.Hubs;
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using Microsoft.AspNetCore.Http.Connections;
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using Microsoft.AspNetCore.SignalR;
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using Microsoft.AspNetCore.Authorization;
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using AspNetCoreRateLimit;
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using LightlessSyncShared.Data;
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using LightlessSyncShared.Metrics;
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using LightlessSyncServer.Services;
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using LightlessSyncShared.Utils;
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using LightlessSyncShared.Services;
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using Prometheus;
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using Microsoft.AspNetCore.Authentication.JwtBearer;
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using Microsoft.IdentityModel.Tokens;
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using System.Text;
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using StackExchange.Redis;
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using StackExchange.Redis.Extensions.Core.Configuration;
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using System.Net;
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using StackExchange.Redis.Extensions.System.Text.Json;
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using LightlessSync.API.SignalR;
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using MessagePack;
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using MessagePack.Resolvers;
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using Microsoft.AspNetCore.Mvc.Controllers;
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using LightlessSyncServer.Controllers;
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using LightlessSyncShared.RequirementHandlers;
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using LightlessSyncShared.Utils.Configuration;
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namespace LightlessSyncServer;
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public class Startup
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{
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private readonly ILogger<Startup> _logger;
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public Startup(IConfiguration configuration, ILogger<Startup> logger)
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{
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Configuration = configuration;
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_logger = logger;
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}
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public IConfiguration Configuration { get; }
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public void ConfigureServices(IServiceCollection services)
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{
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services.AddHttpContextAccessor();
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services.AddTransient(_ => Configuration);
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var lightlessConfig = Configuration.GetRequiredSection("LightlessSync");
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// configure metrics
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ConfigureMetrics(services);
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// configure database
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ConfigureDatabase(services, lightlessConfig);
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// configure authentication and authorization
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ConfigureAuthorization(services);
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// configure rate limiting
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ConfigureIpRateLimiting(services);
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// configure SignalR
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ConfigureSignalR(services, lightlessConfig);
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// configure lightless specific services
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ConfigureLightlessServices(services, lightlessConfig);
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services.AddHealthChecks();
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services.AddControllers().ConfigureApplicationPartManager(a =>
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{
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a.FeatureProviders.Remove(a.FeatureProviders.OfType<ControllerFeatureProvider>().First());
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if (lightlessConfig.GetValue<Uri>(nameof(ServerConfiguration.MainServerAddress), defaultValue: null) == null)
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{
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a.FeatureProviders.Add(new AllowedControllersFeatureProvider(typeof(LightlessServerConfigurationController), typeof(LightlessBaseConfigurationController), typeof(ClientMessageController)));
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}
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else
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{
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a.FeatureProviders.Add(new AllowedControllersFeatureProvider());
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}
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});
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}
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private void ConfigureLightlessServices(IServiceCollection services, IConfigurationSection lightlessConfig)
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{
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bool isMainServer = lightlessConfig.GetValue<Uri>(nameof(ServerConfiguration.MainServerAddress), defaultValue: null) == null;
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services.Configure<ServerConfiguration>(Configuration.GetRequiredSection("LightlessSync"));
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services.Configure<LightlessConfigurationBase>(Configuration.GetRequiredSection("LightlessSync"));
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services.AddSingleton<ServerTokenGenerator>();
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services.AddSingleton<SystemInfoService>();
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services.AddSingleton<OnlineSyncedPairCacheService>();
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services.AddHostedService(provider => provider.GetService<SystemInfoService>());
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// configure services based on main server status
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ConfigureServicesBasedOnShardType(services, lightlessConfig, isMainServer);
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services.AddSingleton(s => new LightlessCensus(s.GetRequiredService<ILogger<LightlessCensus>>()));
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services.AddHostedService(p => p.GetRequiredService<LightlessCensus>());
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if (isMainServer)
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{
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services.AddSingleton<UserCleanupService>();
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services.AddHostedService(provider => provider.GetService<UserCleanupService>());
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services.AddSingleton<CharaDataCleanupService>();
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services.AddHostedService(provider => provider.GetService<CharaDataCleanupService>());
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services.AddHostedService<ClientPairPermissionsCleanupService>();
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}
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services.AddSingleton<GPoseLobbyDistributionService>();
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services.AddHostedService(provider => provider.GetService<GPoseLobbyDistributionService>());
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}
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private static void ConfigureSignalR(IServiceCollection services, IConfigurationSection lightlessConfig)
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{
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services.AddSingleton<IUserIdProvider, IdBasedUserIdProvider>();
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services.AddSingleton<ConcurrencyFilter>();
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var signalRServiceBuilder = services.AddSignalR(hubOptions =>
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{
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hubOptions.MaximumReceiveMessageSize = long.MaxValue;
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hubOptions.EnableDetailedErrors = true;
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hubOptions.MaximumParallelInvocationsPerClient = 10;
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hubOptions.StreamBufferCapacity = 200;
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hubOptions.AddFilter<SignalRLimitFilter>();
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hubOptions.AddFilter<ConcurrencyFilter>();
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}).AddMessagePackProtocol(opt =>
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{
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var resolver = CompositeResolver.Create(StandardResolverAllowPrivate.Instance,
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BuiltinResolver.Instance,
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AttributeFormatterResolver.Instance,
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// replace enum resolver
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DynamicEnumAsStringResolver.Instance,
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DynamicGenericResolver.Instance,
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DynamicUnionResolver.Instance,
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DynamicObjectResolver.Instance,
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PrimitiveObjectResolver.Instance,
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// final fallback(last priority)
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StandardResolver.Instance);
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opt.SerializerOptions = MessagePackSerializerOptions.Standard
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.WithCompression(MessagePackCompression.Lz4Block)
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.WithResolver(resolver);
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});
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// configure redis for SignalR
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var redisConnection = lightlessConfig.GetValue(nameof(ServerConfiguration.RedisConnectionString), string.Empty);
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signalRServiceBuilder.AddStackExchangeRedis(redisConnection, options => { });
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var options = ConfigurationOptions.Parse(redisConnection);
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var endpoint = options.EndPoints[0];
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string address = "";
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int port = 0;
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if (endpoint is DnsEndPoint dnsEndPoint) { address = dnsEndPoint.Host; port = dnsEndPoint.Port; }
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if (endpoint is IPEndPoint ipEndPoint) { address = ipEndPoint.Address.ToString(); port = ipEndPoint.Port; }
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var redisConfiguration = new RedisConfiguration()
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{
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AbortOnConnectFail = true,
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KeyPrefix = "",
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Hosts = new RedisHost[]
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{
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new RedisHost(){ Host = address, Port = port },
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},
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AllowAdmin = true,
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ConnectTimeout = options.ConnectTimeout,
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Database = 0,
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Ssl = false,
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Password = options.Password,
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ServerEnumerationStrategy = new ServerEnumerationStrategy()
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{
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Mode = ServerEnumerationStrategy.ModeOptions.All,
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TargetRole = ServerEnumerationStrategy.TargetRoleOptions.Any,
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UnreachableServerAction = ServerEnumerationStrategy.UnreachableServerActionOptions.Throw,
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},
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MaxValueLength = 1024,
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PoolSize = lightlessConfig.GetValue(nameof(ServerConfiguration.RedisPool), 50),
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SyncTimeout = options.SyncTimeout,
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};
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services.AddStackExchangeRedisExtensions<SystemTextJsonSerializer>(redisConfiguration);
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}
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private void ConfigureIpRateLimiting(IServiceCollection services)
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{
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services.Configure<IpRateLimitOptions>(Configuration.GetSection("IpRateLimiting"));
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services.Configure<IpRateLimitPolicies>(Configuration.GetSection("IpRateLimitPolicies"));
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services.AddSingleton<IRateLimitConfiguration, RateLimitConfiguration>();
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services.AddMemoryCache();
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services.AddInMemoryRateLimiting();
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}
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private static void ConfigureAuthorization(IServiceCollection services)
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{
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services.AddTransient<IAuthorizationHandler, UserRequirementHandler>();
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services.AddTransient<IAuthorizationHandler, ValidTokenRequirementHandler>();
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services.AddTransient<IAuthorizationHandler, ValidTokenHubRequirementHandler>();
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services.AddOptions<JwtBearerOptions>(JwtBearerDefaults.AuthenticationScheme)
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.Configure<IConfigurationService<LightlessConfigurationBase>>((options, config) =>
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{
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options.TokenValidationParameters = new()
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{
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ValidateIssuer = false,
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ValidateLifetime = true,
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ValidateAudience = false,
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ValidateIssuerSigningKey = true,
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IssuerSigningKey = new SymmetricSecurityKey(Encoding.ASCII.GetBytes(config.GetValue<string>(nameof(LightlessConfigurationBase.Jwt)))),
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};
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});
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services.AddAuthentication(o =>
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{
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o.DefaultAuthenticateScheme = JwtBearerDefaults.AuthenticationScheme;
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o.DefaultChallengeScheme = JwtBearerDefaults.AuthenticationScheme;
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o.DefaultScheme = JwtBearerDefaults.AuthenticationScheme;
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}).AddJwtBearer();
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services.AddAuthorization(options =>
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{
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options.DefaultPolicy = new AuthorizationPolicyBuilder()
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.AddAuthenticationSchemes(JwtBearerDefaults.AuthenticationScheme)
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.RequireAuthenticatedUser().Build();
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options.AddPolicy("Authenticated", policy =>
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{
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policy.AddAuthenticationSchemes(JwtBearerDefaults.AuthenticationScheme);
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policy.RequireAuthenticatedUser();
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policy.AddRequirements(new ValidTokenRequirement());
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});
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options.AddPolicy("Identified", policy =>
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{
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policy.AddRequirements(new UserRequirement(UserRequirements.Identified));
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policy.AddRequirements(new ValidTokenRequirement());
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});
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options.AddPolicy("Admin", policy =>
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{
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policy.AddRequirements(new UserRequirement(UserRequirements.Identified | UserRequirements.Administrator));
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policy.AddRequirements(new ValidTokenRequirement());
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});
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options.AddPolicy("Moderator", policy =>
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{
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policy.AddRequirements(new UserRequirement(UserRequirements.Identified | UserRequirements.Moderator | UserRequirements.Administrator));
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policy.AddRequirements(new ValidTokenRequirement());
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});
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options.AddPolicy("Internal", new AuthorizationPolicyBuilder().RequireClaim(LightlessClaimTypes.Internal, "true").Build());
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});
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}
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private void ConfigureDatabase(IServiceCollection services, IConfigurationSection lightlessConfig)
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{
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services.AddDbContextPool<LightlessDbContext>(options =>
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{
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options.UseNpgsql(Configuration.GetConnectionString("DefaultConnection"), builder =>
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{
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builder.MigrationsHistoryTable("_efmigrationshistory", "public");
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builder.MigrationsAssembly("LightlessSyncShared");
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}).UseSnakeCaseNamingConvention();
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options.EnableThreadSafetyChecks(false);
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}, lightlessConfig.GetValue(nameof(LightlessConfigurationBase.DbContextPoolSize), 1024));
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services.AddDbContextFactory<LightlessDbContext>(options =>
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{
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options.UseNpgsql(Configuration.GetConnectionString("DefaultConnection"), builder =>
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{
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builder.MigrationsHistoryTable("_efmigrationshistory", "public");
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builder.MigrationsAssembly("LightlessSyncShared");
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}).UseSnakeCaseNamingConvention();
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options.EnableThreadSafetyChecks(false);
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});
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}
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private static void ConfigureMetrics(IServiceCollection services)
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{
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services.AddSingleton<LightlessMetrics>(m => new LightlessMetrics(m.GetService<ILogger<LightlessMetrics>>(), new List<string>
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{
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MetricsAPI.CounterInitializedConnections,
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MetricsAPI.CounterUserPushData,
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MetricsAPI.CounterUserPushDataTo,
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MetricsAPI.CounterUsersRegisteredDeleted,
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MetricsAPI.CounterAuthenticationCacheHits,
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MetricsAPI.CounterAuthenticationFailures,
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MetricsAPI.CounterAuthenticationRequests,
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MetricsAPI.CounterAuthenticationSuccesses,
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MetricsAPI.CounterUserPairCacheHit,
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MetricsAPI.CounterUserPairCacheMiss,
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MetricsAPI.CounterUserPairCacheNewEntries,
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MetricsAPI.CounterUserPairCacheUpdatedEntries,
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}, new List<string>
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{
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MetricsAPI.GaugeAuthorizedConnections,
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MetricsAPI.GaugeConnections,
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MetricsAPI.GaugePairs,
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MetricsAPI.GaugePairsPaused,
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MetricsAPI.GaugeAvailableIOWorkerThreads,
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MetricsAPI.GaugeAvailableWorkerThreads,
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MetricsAPI.GaugeGroups,
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MetricsAPI.GaugeGroupPairs,
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MetricsAPI.GaugeUsersRegistered,
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MetricsAPI.GaugeAuthenticationCacheEntries,
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MetricsAPI.GaugeUserPairCacheEntries,
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MetricsAPI.GaugeUserPairCacheUsers,
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MetricsAPI.GaugeGposeLobbies,
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MetricsAPI.GaugeGposeLobbyUsers,
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MetricsAPI.GaugeHubConcurrency,
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MetricsAPI.GaugeHubQueuedConcurrency,
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}));
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}
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private static void ConfigureServicesBasedOnShardType(IServiceCollection services, IConfigurationSection lightlessConfig, bool isMainServer)
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{
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if (!isMainServer)
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{
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services.AddSingleton<IConfigurationService<ServerConfiguration>, LightlessConfigurationServiceClient<ServerConfiguration>>();
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services.AddSingleton<IConfigurationService<LightlessConfigurationBase>, LightlessConfigurationServiceClient<LightlessConfigurationBase>>();
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services.AddHostedService(p => (LightlessConfigurationServiceClient<ServerConfiguration>)p.GetService<IConfigurationService<ServerConfiguration>>());
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services.AddHostedService(p => (LightlessConfigurationServiceClient<LightlessConfigurationBase>)p.GetService<IConfigurationService<LightlessConfigurationBase>>());
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}
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else
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{
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services.AddSingleton<IConfigurationService<ServerConfiguration>, LightlessConfigurationServiceServer<ServerConfiguration>>();
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services.AddSingleton<IConfigurationService<LightlessConfigurationBase>, LightlessConfigurationServiceServer<LightlessConfigurationBase>>();
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}
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}
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public void Configure(IApplicationBuilder app, IWebHostEnvironment env, ILogger<Startup> logger)
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{
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logger.LogInformation("Running Configure");
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var config = app.ApplicationServices.GetRequiredService<IConfigurationService<LightlessConfigurationBase>>();
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app.UseIpRateLimiting();
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app.UseRouting();
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app.UseWebSockets();
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app.UseHttpMetrics();
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var metricServer = new KestrelMetricServer(config.GetValueOrDefault<int>(nameof(LightlessConfigurationBase.MetricsPort), 4980));
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metricServer.Start();
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app.UseAuthentication();
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app.UseAuthorization();
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app.UseEndpoints(endpoints =>
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{
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endpoints.MapHub<LightlessHub>(ILightlessHub.Path, options =>
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{
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options.ApplicationMaxBufferSize = 5242880;
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options.TransportMaxBufferSize = 5242880;
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options.Transports = HttpTransportType.WebSockets | HttpTransportType.ServerSentEvents | HttpTransportType.LongPolling;
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});
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endpoints.MapHealthChecks("/health").AllowAnonymous();
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endpoints.MapControllers();
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foreach (var source in endpoints.DataSources.SelectMany(e => e.Endpoints).Cast<RouteEndpoint>())
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{
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if (source == null) continue;
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_logger.LogInformation("Endpoint: {url} ", source.RoutePattern.RawText);
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}
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});
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}
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}
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