public static IServiceProvider UseBindKraft(this IServiceCollection services, IConfiguration configuration)
{
try
{
services.AddDistributedMemoryCache();
services.UseBindKraftLogger();
// If using Kestrel:
services.Configure <KestrelServerOptions>(options =>
{
options.AllowSynchronousIO = true;
});
// If using IIS:
services.Configure <IISServerOptions>(options =>
{
options.AllowSynchronousIO = true;
});
_KraftGlobalConfigurationSettings = new KraftGlobalConfigurationSettings();
configuration.GetSection("KraftGlobalConfigurationSettings").Bind(_KraftGlobalConfigurationSettings);
_Configuration = configuration;
services.AddSingleton(_KraftGlobalConfigurationSettings);
if (_KraftGlobalConfigurationSettings.GeneralSettings.RedirectToHttps)
{
services.Configure <ForwardedHeadersOptions>(options =>
{
options.KnownNetworks.Clear(); //its loopback by default
options.KnownProxies.Clear();
options.ForwardedHeaders = ForwardedHeaders.XForwardedFor | ForwardedHeaders.XForwardedProto;
});
services.AddHsts(options =>
{
options.Preload = true;
options.IncludeSubDomains = true;
options.MaxAge = TimeSpan.FromDays(365);
});
services.AddHttpsRedirection(options =>
{
options.RedirectStatusCode = StatusCodes.Status307TemporaryRedirect;
options.HttpsPort = 443;
});
}
if (_KraftGlobalConfigurationSettings.GeneralSettings.SignalRSettings.UseSignalR)
{
services.AddSignalR(hubOptions =>
{
hubOptions.KeepAliveInterval = TimeSpan.FromDays(1);
hubOptions.EnableDetailedErrors = true;
hubOptions.HandshakeTimeout = TimeSpan.FromSeconds(30);
hubOptions.ClientTimeoutInterval = TimeSpan.FromSeconds(60);
});
}
//GRACE DEPENDENCY INJECTION CONTAINER
DependencyInjectionContainer dependencyInjectionContainer = new DependencyInjectionContainer();
services.AddSingleton(dependencyInjectionContainer);
services.AddRouting(options => options.LowercaseUrls = true);
services.AddResponseCaching();
services.AddMemoryCache();
services.AddSession(options =>
{
// Set a short timeout for easy testing.
options.IdleTimeout = TimeSpan.FromMinutes(60);
// You might want to only set the application cookies over a secure connection:
options.Cookie.SecurePolicy = CookieSecurePolicy.Always;
options.Cookie.SameSite = SameSiteMode.Strict;
options.Cookie.HttpOnly = true;
// Make the session cookie essential
options.Cookie.IsEssential = true;
});
ToolSettings tool = KraftToolsRouteBuilder.GetTool(_KraftGlobalConfigurationSettings, "profiler");
if (tool != null && tool.Enabled)//Profiler enabled enabled from configuration
{
services.UseBindKraftProfiler(tool.Url);
}
IServiceProvider serviceProvider = services.BuildServiceProvider();
IWebHostEnvironment env = serviceProvider.GetRequiredService <IWebHostEnvironment>();
ILoggerFactory loggerFactory = serviceProvider.GetRequiredService <ILoggerFactory>();
_Logger = loggerFactory.CreateLogger <KraftMiddleware>();
services.AddLogging(loggingBuilder =>
{
loggingBuilder.ClearProviders();
if (env.IsDevelopment())
{
loggingBuilder.SetMinimumLevel(LogLevel.Error);
loggingBuilder.AddConsole();
loggingBuilder.AddDebug();
}
});
//memory cache
_MemoryCache = serviceProvider.GetRequiredService <IMemoryCache>();
/*if (_HostingEnvironment.IsDevelopment())
* {
* config.CacheProfiles.Add("Default", new CacheProfile() { Location = ResponseCacheLocation.None, Duration = 0 });
* }
* else
* {
* config.CacheProfiles.Add("Default", new CacheProfile() { Location = ResponseCacheLocation.Any, Duration = 60 });
* }*/
ICachingService cachingService = new MemoryCachingService(_MemoryCache);
services.AddSingleton(cachingService);
KraftModuleCollection kraftModuleCollection = new KraftModuleCollection(_KraftGlobalConfigurationSettings, dependencyInjectionContainer, _Logger);
services.AddSingleton(kraftModuleCollection);
#region Global Configuration Settings
_KraftGlobalConfigurationSettings.GeneralSettings.ReplaceMacrosWithPaths(env.ContentRootPath, env.WebRootPath);
#endregion //Global Configuration Settings
//INodeSet service
services.AddSingleton(typeof(INodeSetService), new NodeSetService(_KraftGlobalConfigurationSettings, cachingService));
ILogger logger = loggerFactory.CreateLogger(env.EnvironmentName);
services.AddSingleton(typeof(ILogger), logger);
services.AddSingleton(services);
#region Authorization
if (_KraftGlobalConfigurationSettings.GeneralSettings.AuthorizationSection.RequireAuthorization)
{
services.AddAuthentication(options =>
{
options.DefaultScheme = CookieAuthenticationDefaults.AuthenticationScheme;
options.DefaultChallengeScheme = OpenIdConnectDefaults.AuthenticationScheme;
})
.AddCookie(options =>
{
options.LoginPath = new PathString("/account/signin");
})
.AddOpenIdConnect(options =>
{
// Note: these settings must match the application details
// inserted in the database at the server level.
options.ClientId = _KraftGlobalConfigurationSettings.GeneralSettings.ClientId;
options.ClientSecret = _KraftGlobalConfigurationSettings.GeneralSettings.ClientSecret;
options.RequireHttpsMetadata = _KraftGlobalConfigurationSettings.GeneralSettings.RedirectToHttps;
options.Authority = _KraftGlobalConfigurationSettings.GeneralSettings.Authority;
options.GetClaimsFromUserInfoEndpoint = true;
options.SaveTokens = true;
// Use the authorization code flow.
options.ResponseType = OpenIdConnectResponseType.Code;
options.AuthenticationMethod = OpenIdConnectRedirectBehavior.RedirectGet;
options.Scope.Add("email");
options.Scope.Add("roles");
options.Scope.Add("firstname");
options.Scope.Add("lastname");
options.Scope.Add("offline_access");
options.Events = new OpenIdConnectEvents
{
OnRedirectToIdentityProvider = context =>
{
string returnUrl = context.HttpContext.Session.GetString("returnurl");//Has returnurl already in user's session
if (string.IsNullOrEmpty(returnUrl))
{
if (context.Request.Query.ContainsKey("returnurl"))//Is passed as parameter in the url
{
returnUrl = context.Request.Query["returnurl"];
}
}
if (!string.IsNullOrEmpty(returnUrl))
{
context.ProtocolMessage.SetParameter("returnurl", returnUrl);
}
return(Task.CompletedTask);
},
OnRemoteFailure = context =>
{
KraftLogger.LogWarning("OnRemoteFailure in KraftMiddlewareExtensions", context.Failure);
HttpRequest request = context.Request;
foreach (var cookie in context.Request.Cookies)
{
if (!cookie.Key.Equals(CookieRequestCultureProvider.DefaultCookieName, StringComparison.OrdinalIgnoreCase))
{
context.Response.Cookies.Delete(cookie.Key);
}
}
string redirectUrl = string.Concat(request.Scheme, "://", request.Host.ToUriComponent(), request.PathBase.ToUriComponent());
context.Response.Redirect(redirectUrl);
context.HandleResponse();
return(Task.CompletedTask);
},
OnAuthenticationFailed = context =>
{
KraftLogger.LogError("OnAuthenticationFailed in KraftMiddlewareExtensions", context.Exception);
HttpRequest request = context.Request;
context.Properties.RedirectUri = context.ProtocolMessage.RedirectUri?.Replace("http://", "https://");
return(Task.CompletedTask);
},
OnTokenValidated = context =>
{
if (context.ProtocolMessage.Parameters.ContainsKey("returnurl"))//This is coming from the authorization server
{
string returnurl = context.ProtocolMessage.Parameters["returnurl"];
context.Properties.RedirectUri = returnurl;
if (!string.IsNullOrEmpty(returnurl))
{
context.HttpContext.Session.SetString("returnurl", returnurl);
}
}
else if (!string.IsNullOrEmpty(_KraftGlobalConfigurationSettings.GeneralSettings.AuthorizationSection.RedirectAfterLogin))
{
context.Properties.RedirectUri = _KraftGlobalConfigurationSettings.GeneralSettings.AuthorizationSection.RedirectAfterLogin;
}
return(Task.CompletedTask);
}
};
options.SecurityTokenValidator = new JwtSecurityTokenHandler
{
// Disable the built-in JWT claims mapping feature.
InboundClaimTypeMap = new Dictionary <string, string>()
};
options.TokenValidationParameters.NameClaimType = "name";
options.TokenValidationParameters.RoleClaimType = "role";
});
}
else
{
services.AddAuthorization(x =>
{
x.DefaultPolicy = new AuthorizationPolicyBuilder()
.RequireAssertion(_ => true)
.Build();
});
}
#endregion Authorization
services.UseBundling();
//Dataprotection
//This should supress The antiforgery token could not be decrypted error TODO check the logs
DirectoryInfo dataProtection = new DirectoryInfo(Path.Combine(env.ContentRootPath, "DataProtection"));
if (!dataProtection.Exists)
{
dataProtection.Create();
}
services.AddDataProtection(opts =>
{
opts.ApplicationDiscriminator = "corekraft";
})
.PersistKeysToFileSystem(dataProtection)
.SetDefaultKeyLifetime(TimeSpan.FromDays(10));
//End Dataprotection
services.Configure <HubOptions>(options =>
{
options.MaximumReceiveMessageSize = null;
});
//Signals
services.AddHostedService <SignalService>();
//End Signals
//RecordersStore which contians dictionary of the running instances
services.AddSingleton <RecordersStoreImp>();
}
catch (Exception ex)
{
KraftLogger.LogError("Method: ConfigureServices ", ex);
KraftExceptionHandlerMiddleware.Exceptions[KraftExceptionHandlerMiddleware.EXCEPTIONSONCONFIGURESERVICES].Add(ex);
}
return(services.BuildServiceProvider());
}
public static IApplicationBuilder UseBindKraft(this IApplicationBuilder app, IWebHostEnvironment env, Action <bool> restart = null)
{
//AntiforgeryService
//app.Use(next => context =>
//{
// if (string.Equals(context.Request.Path.Value, "/", StringComparison.OrdinalIgnoreCase))
// {
// AntiforgeryTokenSet tokens = app.ApplicationServices.GetService<IAntiforgery>().GetAndStoreTokens(context);
// context.Response.Cookies.Append("XSRF-TOKEN", tokens.RequestToken, new CookieOptions() { HttpOnly = false });
// }
// return next(context);
//});
_KraftGlobalConfigurationSettings.EnvironmentSettings = new KraftEnvironmentSettings(env.ApplicationName, env.ContentRootPath, env.EnvironmentName, env.WebRootPath);
try
{
ILoggerFactory loggerFactory = app.ApplicationServices.GetService <ILoggerFactory>();
DiagnosticListener diagnosticListener = app.ApplicationServices.GetService <DiagnosticListener>();
//First statement to register Error handling !!!Keep at the top!!!
app.UseMiddleware <KraftExceptionHandlerMiddleware>(loggerFactory, new ExceptionHandlerOptions(), diagnosticListener);
AppDomain.CurrentDomain.UnhandledException += AppDomain_OnUnhandledException;
AppDomain.CurrentDomain.AssemblyResolve += AppDomain_OnAssemblyResolve;
if (_KraftGlobalConfigurationSettings.GeneralSettings.RedirectToHttps)
{
app.UseForwardedHeaders();
app.UseHsts();
app.UseHttpsRedirection();
}
if (_KraftGlobalConfigurationSettings.GeneralSettings.RedirectToWww)
{
RewriteOptions rewrite = new RewriteOptions();
rewrite.AddRedirectToWwwPermanent();
app.UseRewriter(rewrite);
}
app.UseStaticFiles(new StaticFileOptions
{
FileProvider = new PhysicalFileProvider(Path.Combine(env.ContentRootPath, "wwwroot")),
ServeUnknownFileTypes = true,
RequestPath = new PathString(string.Empty),
});
ExtensionMethods.Init(app, _Logger);
ToolSettings tool = KraftToolsRouteBuilder.GetTool(_KraftGlobalConfigurationSettings, "errors");
string segment = null;
if (tool != null && tool.Enabled)//Errors enabled from configuration
{
segment = tool.Url;
}
app.UseBindKraftLogger(env, loggerFactory, segment);
if (env.IsDevelopment())
{
app.UseDeveloperExceptionPage();
}
string rootVirtualPath = "/modules";
BundleCollection bundleCollection = app.UseBundling(env,
_KraftGlobalConfigurationSettings.GeneralSettings.ModulesRootFolders,
rootVirtualPath,
loggerFactory.CreateLogger("Bundling"),
_KraftGlobalConfigurationSettings.GeneralSettings.KraftUrlCssJsSegment,
_KraftGlobalConfigurationSettings.GeneralSettings.EnableOptimization);
bundleCollection.EnableInstrumentations = env.IsDevelopment(); //Logging enabled
#region Initial module registration
foreach (string dir in _KraftGlobalConfigurationSettings.GeneralSettings.ModulesRootFolders)
{
if (!Directory.Exists(dir))
{
throw new Exception($"No \"{dir}\" directory found in the setting ModulesRootFolders! The CoreKraft initialization cannot continue.");
}
}
string kraftUrlSegment = _KraftGlobalConfigurationSettings.GeneralSettings.KraftUrlSegment;
try
{
KraftModuleCollection modulesCollection = app.ApplicationServices.GetService <KraftModuleCollection>();
IHostApplicationLifetime applicationLifetime = app.ApplicationServices.GetRequiredService <IHostApplicationLifetime>();
lock (_SyncRoot)
{
KraftModulesConstruction kraftModulesConstruction = new KraftModulesConstruction();
Dictionary <string, IDependable <KraftDependableModule> > kraftDependableModules = kraftModulesConstruction.Init(_KraftGlobalConfigurationSettings.GeneralSettings.DefaultStartModule, _KraftGlobalConfigurationSettings.GeneralSettings.ModulesRootFolders);
ICachingService cachingService = app.ApplicationServices.GetService <ICachingService>();
Dictionary <string, string> moduleKey2Path = new Dictionary <string, string>();
foreach (KeyValuePair <string, IDependable <KraftDependableModule> > depModule in kraftDependableModules)
{
KraftDependableModule kraftDependable = (depModule.Value as KraftDependableModule);
KraftModule kraftModule = modulesCollection.RegisterModule(kraftDependable.KraftModuleRootPath, depModule.Value.Key, kraftDependable, cachingService);
KraftStaticFiles.RegisterStaticFiles(app, kraftModule.ModulePath, kraftUrlSegment, _KraftGlobalConfigurationSettings.GeneralSettings.KraftUrlResourceSegment, _KraftGlobalConfigurationSettings.GeneralSettings.KraftUrlModuleImages);
KraftStaticFiles.RegisterStaticFiles(app, kraftModule.ModulePath, kraftUrlSegment, _KraftGlobalConfigurationSettings.GeneralSettings.KraftUrlResourceSegment, _KraftGlobalConfigurationSettings.GeneralSettings.KraftUrlModulePublic);
moduleKey2Path.Add(kraftModule.Key, kraftDependable.KraftModuleRootPath);
string moduleFullPath = Path.Combine(kraftDependable.KraftModuleRootPath, kraftModule.Key);
string path2Data = Path.Combine(moduleFullPath, "Data");
if (!HasWritePermissionOnDir(new DirectoryInfo(path2Data), true))
{
throw new SecurityException($"Write access to folder {path2Data} is required!");
}
path2Data = Path.Combine(moduleFullPath, "Images");
if (!HasWritePermissionOnDir(new DirectoryInfo(path2Data), true))
{
throw new SecurityException($"Write access to folder {path2Data} is required!");
}
foreach (string validSubFolder in _ValidSubFoldersForWatching)
{
AttachModulesWatcher(Path.Combine(moduleFullPath, validSubFolder), true, applicationLifetime, restart);
}
}
_KraftGlobalConfigurationSettings.GeneralSettings.ModuleKey2Path = moduleKey2Path;
}
#region Watching appsettings, PassThroughJsConfig, nlogConfig
//appsettings.{Production} configuration watch
_Configuration.GetReloadToken().RegisterChangeCallback(_ =>
{
string environment = "Production";
if (env.IsDevelopment())
{
environment = "Development";
}
RestartReason restartReason = new RestartReason
{
Reason = "appsettings-Configuration Changed",
Description = $"'appsettings.{environment}.json' has been altered"
};
AppDomain.CurrentDomain.UnhandledException -= AppDomain_OnUnhandledException;
AppDomain.CurrentDomain.AssemblyResolve -= AppDomain_OnAssemblyResolve;
RestartApplication(applicationLifetime, restartReason, restart);
}, null);
//PassThroughJsConfig configuration watch
IChangeToken changeTokenPassThroughJsConfig = _KraftGlobalConfigurationSettings.GeneralSettings.BindKraftConfigurationGetReloadToken(env);
if (changeTokenPassThroughJsConfig != null)
{
changeTokenPassThroughJsConfig.RegisterChangeCallback(_ =>
{
RestartReason restartReason = new RestartReason
{
Reason = "PassThroughJsConfig Changed",
Description = $"'{_KraftGlobalConfigurationSettings.GeneralSettings.PassThroughJsConfig}' has been altered"
};
AppDomain.CurrentDomain.UnhandledException -= AppDomain_OnUnhandledException;
AppDomain.CurrentDomain.AssemblyResolve -= AppDomain_OnAssemblyResolve;
RestartApplication(applicationLifetime, restartReason, restart);
}, null);
}
FileInfo nlogConfig = new FileInfo(Path.Combine(env.ContentRootPath, "nlog.config"));
if (nlogConfig.Exists)
{
IChangeToken changeTokenNlogConfig = env.ContentRootFileProvider.Watch(nlogConfig.Name);
if (changeTokenNlogConfig != null)
{
changeTokenNlogConfig.RegisterChangeCallback(_ =>
{
RestartReason restartReason = new RestartReason
{
Reason = "Nlog.config Changed",
Description = $"'Nlog.config' has been altered"
};
AppDomain.CurrentDomain.UnhandledException -= AppDomain_OnUnhandledException;
AppDomain.CurrentDomain.AssemblyResolve -= AppDomain_OnAssemblyResolve;
RestartApplication(applicationLifetime, restartReason, restart);
}, null);
}
}
#endregion End: Watching appsettings, PassThroughJsConfig, nlogConfig
}
catch (Exception boom)
{
KraftLogger.LogError(boom);
throw new Exception($"CoreKrafts module construction failed! {boom.Message}");
}
#endregion Initial module registration
//Configure the CoreKraft routing
RouteHandler kraftRoutesHandler = new RouteHandler(KraftMiddleware.ExecutionDelegate(app, _KraftGlobalConfigurationSettings));
app.UseRouter(KraftRouteBuilder.MakeRouter(app, kraftRoutesHandler, kraftUrlSegment));
#region Tools routing
KraftToolsRouteBuilder.MakeRouters(app, _KraftGlobalConfigurationSettings);
#endregion Tools routing
DirectCallService.Instance.Call = KraftMiddleware.ExecutionDelegateDirect(app, _KraftGlobalConfigurationSettings);
app.UseSession();
if (_KraftGlobalConfigurationSettings.GeneralSettings.AuthorizationSection.RequireAuthorization)
{
app.UseAuthentication();
}
//KraftKeepAlive.RegisterKeepAliveAsync(builder);
//Configure eventually SignalR
try
{
if (_KraftGlobalConfigurationSettings.GeneralSettings.SignalRSettings.UseSignalR)
{
app.UseRouting();
app.UseEndpoints(endpoints =>
{
MethodInfo mapHub = typeof(HubEndpointRouteBuilderExtensions).GetMethod(
"MapHub", BindingFlags.Static | BindingFlags.Public, null, new Type[] { typeof(IEndpointRouteBuilder), typeof(string), typeof(Action <HttpConnectionDispatcherOptions>) }, null);
MethodInfo generic = mapHub.MakeGenericMethod(Type.GetType(_KraftGlobalConfigurationSettings.GeneralSettings.SignalRSettings.HubImplementationAsString, true));
generic.Invoke(null,
new object[] { endpoints, new string(_KraftGlobalConfigurationSettings.GeneralSettings.SignalRSettings.HubRoute),
(Action <HttpConnectionDispatcherOptions>)(x => { x.ApplicationMaxBufferSize = 3200000; x.WebSockets.CloseTimeout = TimeSpan.FromSeconds(30); x.LongPolling.PollTimeout = TimeSpan.FromSeconds(180); }) });
});
}
}
catch (Exception e)
{
KraftLogger.LogError("Register signalR middleware. Exception: " + e);
}
//Signals
SignalStartup signalStartup = new SignalStartup(app.ApplicationServices, _KraftGlobalConfigurationSettings);
signalStartup.ExecuteSignalsOnStartup();
//End Signals
}
catch (Exception ex)
{
KraftLogger.LogError("Method: UseBindKraft ", ex);
KraftExceptionHandlerMiddleware.Exceptions[KraftExceptionHandlerMiddleware.EXCEPTIONSONCONFIGURE].Add(ex);
}
//This is the last statement
KraftExceptionHandlerMiddleware.HandleErrorAction(app);
return(app);
}
