Remotely/Server/Program.cs
2024-10-21 11:53:41 -07:00

408 lines
13 KiB
C#

using Remotely.Server.Extensions;
using Bitbound.SimpleMessenger;
using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Components.Authorization;
using Microsoft.AspNetCore.Components.Server.Circuits;
using Microsoft.AspNetCore.HttpOverrides;
using Microsoft.AspNetCore.Identity;
using Microsoft.AspNetCore.Identity.UI.Services;
using Microsoft.AspNetCore.RateLimiting;
using Microsoft.AspNetCore.StaticFiles;
using Microsoft.EntityFrameworkCore;
using Microsoft.Extensions.FileProviders;
using Remotely.Server.Auth;
using Remotely.Server.Components.Account;
using Remotely.Server.Data;
using Remotely.Server.Hubs;
using Remotely.Server.Models;
using Remotely.Server.Options;
using Remotely.Server.Services;
using Remotely.Server.Services.Stores;
using Remotely.Shared.Entities;
using Remotely.Shared.Services;
using Serilog;
using System.Net;
using RatePolicyNames = Remotely.Server.RateLimiting.PolicyNames;
using Remotely.Server.Filters;
var builder = WebApplication.CreateBuilder(args);
var configuration = builder.Configuration;
var services = builder.Services;
configuration.AddEnvironmentVariables("Remotely_");
services.Configure<ApplicationOptions>(
configuration.GetSection(ApplicationOptions.SectionKey));
var appOptions = configuration
.GetSection(ApplicationOptions.SectionKey)
.Get<ApplicationOptions>();
services
.AddRazorComponents()
.AddInteractiveServerComponents();
services.AddRazorPages();
services.AddCascadingAuthenticationState();
services.AddScoped<IdentityUserAccessor>();
services.AddScoped<IdentityRedirectManager>();
services.AddScoped<AuthenticationStateProvider, IdentityRevalidatingAuthenticationStateProvider>();
var dbProvider = appOptions?.DbProvider?.ToLower();
switch (dbProvider)
{
case "sqlite":
services.AddDbContext<AppDb, SqliteDbContext>(
contextLifetime: ServiceLifetime.Transient,
optionsLifetime: ServiceLifetime.Transient);
break;
case "sqlserver":
services.AddDbContext<AppDb, SqlServerDbContext>(
contextLifetime: ServiceLifetime.Transient,
optionsLifetime: ServiceLifetime.Transient);
break;
case "postgresql":
services.AddDbContext<AppDb, PostgreSqlDbContext>(
contextLifetime: ServiceLifetime.Transient,
optionsLifetime: ServiceLifetime.Transient);
break;
default:
throw new InvalidOperationException(
$"Invalid DBProvider: {dbProvider}. Ensure a valid value " +
$"is set in appsettings.json or environment variables.");
}
using AppDb appDb = dbProvider switch
{
"sqlite" => new SqliteDbContext(builder.Configuration, builder.Environment),
"sqlserver" => new SqlServerDbContext(builder.Configuration, builder.Environment),
"postgresql" => new PostgreSqlDbContext(builder.Configuration, builder.Environment),
_ => throw new InvalidOperationException($"Invalid DBProvider: {dbProvider}")
};
await appDb.Database.MigrateAsync();
var settings = await appDb.GetAppSettings();
ConfigureSerilog(builder, settings);
builder.Logging.AddConfiguration(builder.Configuration.GetSection("Logging"));
if (OperatingSystem.IsWindows() && settings.EnableWindowsEventLog)
{
builder.Logging.AddEventLog();
}
builder.Services.AddAuthentication(options =>
{
options.DefaultScheme = IdentityConstants.ApplicationScheme;
options.DefaultSignInScheme = IdentityConstants.ExternalScheme;
})
.AddIdentityCookies();
services.AddIdentityCore<RemotelyUser>(options =>
{
options.Stores.MaxLengthForKeys = 128;
options.Password.RequireNonAlphanumeric = false;
})
.AddEntityFrameworkStores<AppDb>()
.AddSignInManager()
.AddDefaultTokenProviders();
services.AddScoped<IAuthorizationHandler, TwoFactorRequiredHandler>();
services.AddScoped<IAuthorizationHandler, OrganizationAdminRequirementHandler>();
services.AddScoped<IAuthorizationHandler, ServerAdminRequirementHandler>();
services.AddSingleton<IEmailSender<RemotelyUser>, IdentityNoOpEmailSender>();
services.AddAuthorization(options =>
{
options.AddPolicy(PolicyNames.TwoFactorRequired, builder =>
{
builder.Requirements.Add(new TwoFactorRequiredRequirement());
});
options.AddPolicy(PolicyNames.OrganizationAdminRequired, builder =>
{
builder.Requirements.Add(new OrganizationAdminRequirement());
});
options.AddPolicy(PolicyNames.ServerAdminRequired, builder =>
{
builder.Requirements.Add(new ServerAdminRequirement());
});
});
services.AddDatabaseDeveloperPageExceptionFilter();
if (settings.UseHttpLogging)
{
services.AddHttpLogging(options =>
{
options.RequestHeaders.Add("X-Forwarded-For");
options.RequestHeaders.Add("X-Forwarded-Proto");
options.RequestHeaders.Add("X-Forwarded-Host");
options.RequestHeaders.Add("X-Original-For");
options.RequestHeaders.Add("X-Original-Proto");
options.RequestHeaders.Add("X-Original-Host");
options.RequestHeaders.Add("Host");
});
}
services.AddCors(options =>
{
if (settings.TrustedCorsOrigins is { Count: > 0 } trustedOrigins)
{
options.AddPolicy("TrustedOriginPolicy", builder => builder
.WithOrigins(trustedOrigins.ToArray())
.AllowAnyHeader()
.AllowAnyMethod()
.AllowCredentials()
);
}
});
services.Configure<ForwardedHeadersOptions>(options =>
{
options.ForwardedHeaders = ForwardedHeaders.All;
options.ForwardLimit = null;
// Default Docker host. We want to allow forwarded headers from this address.
if (IPAddress.TryParse(appOptions?.DockerGatewayIp, out var dockerGatewayIp))
{
options.KnownProxies.Add(dockerGatewayIp);
}
if (settings.KnownProxies is { Count: > 0 } knownProxies)
{
foreach (var proxy in knownProxies)
{
if (IPAddress.TryParse(proxy, out var ip))
{
options.KnownProxies.Add(ip);
}
}
}
});
services.AddSignalR(options =>
{
options.EnableDetailedErrors = builder.Environment.IsDevelopment();
options.MaximumReceiveMessageSize = 100_000;
})
.AddJsonProtocol(options =>
{
options.PayloadSerializerOptions.PropertyNameCaseInsensitive = true;
})
.AddMessagePackProtocol();
services.AddRateLimiter(options =>
{
options.AddConcurrencyLimiter(RatePolicyNames.AgentUpdateDownloads, clOptions =>
{
clOptions.QueueLimit = int.MaxValue;
clOptions.PermitLimit =
settings.MaxConcurrentUpdates <= 0 ?
10 :
settings.MaxConcurrentUpdates;
});
});
services.AddHttpClient();
services.AddLogging();
services.AddScoped<IEmailSender, EmailSender>();
if (builder.Environment.IsDevelopment())
{
services.AddScoped<IEmailSenderEx, EmailSenderFake>();
}
else
{
services.AddScoped<IEmailSender<RemotelyUser>, EmailSenderEx>();
services.AddScoped<IEmailSenderEx, EmailSenderEx>();
}
services.AddSingleton<IAppDbFactory, AppDbFactory>();
services.AddTransient<IDataService, DataService>();
services.AddScoped<ApiAuthorizationFilter>();
services.AddScoped<LocalOnlyFilter>();
services.AddScoped<ExpiringTokenFilter>();
services.AddHostedService<DataCleanupService>();
services.AddHostedService<ScriptScheduler>();
services.AddSingleton<IUpgradeService, UpgradeService>();
services.AddScoped<IToastService, ToastService>();
services.AddScoped<IModalService, ModalService>();
services.AddScoped<IJsInterop, JsInterop>();
services.AddScoped<ICircuitConnection, CircuitConnection>();
services.AddScoped<ILoaderService, LoaderService>();
services.AddScoped(x => (CircuitHandler)x.GetRequiredService<ICircuitConnection>());
services.AddSingleton<ICircuitManager, CircuitManager>();
services.AddScoped<IAuthService, AuthService>();
services.AddScoped<ISelectedCardsStore, SelectedCardsStore>();
services.AddScoped<IExpiringTokenService, ExpiringTokenService>();
services.AddScoped<IScriptScheduleDispatcher, ScriptScheduleDispatcher>();
services.AddSingleton<IOtpProvider, OtpProvider>();
services.AddSingleton<IEmbeddedServerDataProvider, EmbeddedServerDataProvider>();
services.AddSingleton<ILogsManager, LogsManager>();
services.AddScoped<IThemeProvider, ThemeProvider>();
services.AddScoped<IChatSessionStore, ChatSessionStore>();
services.AddScoped<ITerminalStore, TerminalStore>();
services.AddScoped<ViewerAuthorizationFilter>();
services.AddSingleton(WeakReferenceMessenger.Default);
services.AddSingleton<ISessionRecordingSink, SessionRecordingSink>();
services.AddSingleton<IDesktopStreamCache, DesktopStreamCache>();
services.AddSingleton<IRemoteControlSessionCache, RemoteControlSessionCache>();
services.AddSingleton<ISystemTime, SystemTime>();
services.AddSingleton<IAgentHubSessionCache, AgentHubSessionCache>();
services.AddHostedService<RemoteControlSessionCleaner>();
services.AddHostedService<RemoteControlSessionReconnector>();
builder.Services.AddEndpointsApiExplorer();
builder.Services.AddSwaggerGen();
var app = builder.Build();
app.UseForwardedHeaders();
app.UseRateLimiter();
if (settings.UseHttpLogging)
{
app.UseHttpLogging();
}
if (app.Environment.IsDevelopment())
{
app.UseDeveloperExceptionPage();
app.UseMigrationsEndPoint();
}
else
{
app.UseExceptionHandler("/Error");
if (settings.UseHsts)
{
app.UseHsts();
}
if (settings.RedirectToHttps)
{
app.UseHttpsRedirection();
}
}
app.UseSwagger();
app.UseSwaggerUI();
ConfigureStaticFiles();
app.UseRouting();
app.UseAuthentication();
app.UseAuthorization();
app.UseCors("TrustedOriginPolicy");
app.UseAntiforgery();
app.MapRazorPages();
app.MapHub<DesktopHub>("/hubs/desktop");
app.MapHub<ViewerHub>("/hubs/viewer");
app.MapHub<AgentHub>("/hubs/service");
app.MapControllers();
app.MapRazorComponents<App>()
.AddInteractiveServerRenderMode();
app.MapAdditionalIdentityEndpoints();
using (var scope = app.Services.CreateScope())
{
var dataService = scope.ServiceProvider.GetRequiredService<IDataService>();
await dataService.SetAllDevicesNotOnline();
await dataService.CleanupOldRecords();
}
await app.RunAsync();
void ConfigureStaticFiles()
{
var provider = new FileExtensionContentTypeProvider();
// Add new mappings
provider.Mappings[".ps1"] = "application/octet-stream";
provider.Mappings[".exe"] = "application/octet-stream";
provider.Mappings[".dll"] = "application/octet-stream";
provider.Mappings[".appimage"] = "application/octet-stream";
provider.Mappings[".zip"] = "application/octet-stream";
provider.Mappings[".config"] = "application/octet-stream";
app.UseStaticFiles();
var contentPath = Path.Combine(app.Environment.WebRootPath, "Content");
if (Directory.Exists(contentPath))
{
app.UseStaticFiles(new StaticFileOptions()
{
FileProvider = new PhysicalFileProvider(Path.Combine(app.Environment.WebRootPath, "Content")),
ServeUnknownFileTypes = true,
RequestPath = new PathString("/Content"),
ContentTypeProvider = provider,
DefaultContentType = "application/octet-stream"
});
}
// Needed for Let's Encrypt.
if (Directory.Exists(Path.Combine(app.Environment.ContentRootPath, ".well-known")))
{
app.UseStaticFiles(new StaticFileOptions
{
FileProvider = new PhysicalFileProvider(Path.Combine(app.Environment.ContentRootPath, @".well-known")),
RequestPath = new PathString("/.well-known"),
ServeUnknownFileTypes = true
});
}
}
void ConfigureSerilog(WebApplicationBuilder webAppBuilder, SettingsModel settings)
{
try
{
var dataRetentionDays = settings.DataRetentionInDays;
if (dataRetentionDays <= 0)
{
dataRetentionDays = 7;
}
var logPath = LogsManager.DefaultLogsDirectory;
void ApplySharedLoggerConfig(LoggerConfiguration loggerConfiguration)
{
loggerConfiguration
.Enrich.FromLogContext()
.Enrich.WithThreadId()
.WriteTo.Console(outputTemplate: "[{Timestamp:HH:mm:ss} {Level:u3}] {Message:lj} {Properties}{NewLine}{Exception}")
.WriteTo.File($"{logPath}/Remotely_Server.log",
rollingInterval: RollingInterval.Day,
retainedFileTimeLimit: TimeSpan.FromDays(dataRetentionDays),
outputTemplate: "{Timestamp:yyyy-MM-dd HH:mm:ss.fff zzz} [{Level:u3}] {Message:lj} {Properties}{NewLine}{Exception}",
shared: true);
}
// https://github.com/serilog/serilog-aspnetcore#two-stage-initialization
var loggerConfig = new LoggerConfiguration();
ApplySharedLoggerConfig(loggerConfig);
Log.Logger = loggerConfig.CreateBootstrapLogger();
builder.Host.UseSerilog((context, services, configuration) =>
{
configuration
.ReadFrom.Configuration(context.Configuration)
.ReadFrom.Services(services);
ApplySharedLoggerConfig(configuration);
});
}
catch (Exception ex)
{
Console.WriteLine($"Failed to configure Serilog file logging. Error: {ex.Message}");
}
}