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-rw-r--r--Jellyfin.Server/ServerSetupApp/SetupServer.cs376
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diff --git a/Jellyfin.Server/ServerSetupApp/SetupServer.cs b/Jellyfin.Server/ServerSetupApp/SetupServer.cs
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+++ b/Jellyfin.Server/ServerSetupApp/SetupServer.cs
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+using System;
+using System.Collections.Concurrent;
+using System.Collections.Generic;
+using System.Globalization;
+using System.IO;
+using System.Linq;
+using System.Net;
+using System.Threading;
+using System.Threading.Tasks;
+using Emby.Server.Implementations.Configuration;
+using Emby.Server.Implementations.Serialization;
+using Jellyfin.Networking.Manager;
+using MediaBrowser.Common.Configuration;
+using MediaBrowser.Common.Net;
+using MediaBrowser.Controller;
+using MediaBrowser.Model.IO;
+using MediaBrowser.Model.System;
+using Microsoft.AspNetCore.Builder;
+using Microsoft.AspNetCore.Hosting;
+using Microsoft.AspNetCore.Http;
+using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Diagnostics.HealthChecks;
+using Microsoft.Extensions.Hosting;
+using Microsoft.Extensions.Logging;
+using Microsoft.Extensions.Primitives;
+using Morestachio;
+using Morestachio.Framework.IO.SingleStream;
+using Morestachio.Rendering;
+
+namespace Jellyfin.Server.ServerSetupApp;
+
+/// <summary>
+/// Creates a fake application pipeline that will only exist for as long as the main app is not started.
+/// </summary>
+public sealed class SetupServer : IDisposable
+{
+ private readonly Func<INetworkManager?> _networkManagerFactory;
+ private readonly IApplicationPaths _applicationPaths;
+ private readonly Func<IServerApplicationHost?> _serverFactory;
+ private readonly ILoggerFactory _loggerFactory;
+ private readonly IConfiguration _startupConfiguration;
+ private readonly ServerConfigurationManager _configurationManager;
+ private IRenderer? _startupUiRenderer;
+ private IHost? _startupServer;
+ private bool _disposed;
+ private bool _isUnhealthy;
+
+ /// <summary>
+ /// Initializes a new instance of the <see cref="SetupServer"/> class.
+ /// </summary>
+ /// <param name="networkManagerFactory">The networkmanager.</param>
+ /// <param name="applicationPaths">The application paths.</param>
+ /// <param name="serverApplicationHostFactory">The servers application host.</param>
+ /// <param name="loggerFactory">The logger factory.</param>
+ /// <param name="startupConfiguration">The startup configuration.</param>
+ public SetupServer(
+ Func<INetworkManager?> networkManagerFactory,
+ IApplicationPaths applicationPaths,
+ Func<IServerApplicationHost?> serverApplicationHostFactory,
+ ILoggerFactory loggerFactory,
+ IConfiguration startupConfiguration)
+ {
+ _networkManagerFactory = networkManagerFactory;
+ _applicationPaths = applicationPaths;
+ _serverFactory = serverApplicationHostFactory;
+ _loggerFactory = loggerFactory;
+ _startupConfiguration = startupConfiguration;
+ var xmlSerializer = new MyXmlSerializer();
+ _configurationManager = new ServerConfigurationManager(_applicationPaths, loggerFactory, xmlSerializer);
+ _configurationManager.RegisterConfiguration<NetworkConfigurationFactory>();
+ }
+
+ internal static ConcurrentQueue<StartupLogEntry>? LogQueue { get; set; } = new();
+
+ /// <summary>
+ /// Gets a value indicating whether Startup server is currently running.
+ /// </summary>
+ public bool IsAlive { get; internal set; }
+
+ /// <summary>
+ /// Starts the Bind-All Setup aspcore server to provide a reflection on the current core setup.
+ /// </summary>
+ /// <returns>A Task.</returns>
+ public async Task RunAsync()
+ {
+ var fileTemplate = await File.ReadAllTextAsync(Path.Combine(AppContext.BaseDirectory, "ServerSetupApp", "index.mstemplate.html")).ConfigureAwait(false);
+ _startupUiRenderer = (await ParserOptionsBuilder.New()
+ .WithTemplate(fileTemplate)
+ .WithFormatter(
+ (StartupLogEntry logEntry, IEnumerable<StartupLogEntry> children) =>
+ {
+ if (children.Any())
+ {
+ var maxLevel = logEntry.LogLevel;
+ var stack = new Stack<StartupLogEntry>(children);
+
+ while (maxLevel != LogLevel.Error && stack.Count > 0 && (logEntry = stack.Pop()) != null) // error is the highest inherted error level.
+ {
+ maxLevel = maxLevel < logEntry.LogLevel ? logEntry.LogLevel : maxLevel;
+ foreach (var child in logEntry.Children)
+ {
+ stack.Push(child);
+ }
+ }
+
+ return maxLevel;
+ }
+
+ return logEntry.LogLevel;
+ },
+ "FormatLogLevel")
+ .WithFormatter(
+ (LogLevel logLevel) =>
+ {
+ switch (logLevel)
+ {
+ case LogLevel.Trace:
+ case LogLevel.Debug:
+ case LogLevel.None:
+ return "success";
+ case LogLevel.Information:
+ return "info";
+ case LogLevel.Warning:
+ return "warn";
+ case LogLevel.Error:
+ return "danger";
+ case LogLevel.Critical:
+ return "danger-strong";
+ }
+
+ return string.Empty;
+ },
+ "ToString")
+ .BuildAndParseAsync()
+ .ConfigureAwait(false))
+ .CreateCompiledRenderer();
+
+ ThrowIfDisposed();
+ var retryAfterValue = TimeSpan.FromSeconds(5);
+ _startupServer = Host.CreateDefaultBuilder()
+ .UseConsoleLifetime()
+ .ConfigureServices(serv =>
+ {
+ serv.AddHealthChecks()
+ .AddCheck<SetupHealthcheck>("StartupCheck");
+ })
+ .ConfigureWebHostDefaults(webHostBuilder =>
+ {
+ webHostBuilder
+ .UseKestrel((builderContext, options) =>
+ {
+ var config = _configurationManager.GetNetworkConfiguration()!;
+ var knownBindInterfaces = NetworkManager.GetInterfacesCore(_loggerFactory.CreateLogger<SetupServer>(), config.EnableIPv4, config.EnableIPv6);
+ knownBindInterfaces = NetworkManager.FilterBindSettings(config, knownBindInterfaces.ToList(), config.EnableIPv4, config.EnableIPv6);
+ var bindInterfaces = NetworkManager.GetAllBindInterfaces(false, _configurationManager, knownBindInterfaces, config.EnableIPv4, config.EnableIPv6);
+ Extensions.WebHostBuilderExtensions.SetupJellyfinWebServer(
+ bindInterfaces,
+ config.InternalHttpPort,
+ null,
+ null,
+ _startupConfiguration,
+ _applicationPaths,
+ _loggerFactory.CreateLogger<SetupServer>(),
+ builderContext,
+ options);
+ })
+ .Configure(app =>
+ {
+ app.UseHealthChecks("/health");
+
+ app.Map("/startup/logger", loggerRoute =>
+ {
+ loggerRoute.Run(async context =>
+ {
+ var networkManager = _networkManagerFactory();
+ if (context.Connection.RemoteIpAddress is null || networkManager is null || !networkManager.IsInLocalNetwork(context.Connection.RemoteIpAddress))
+ {
+ context.Response.StatusCode = (int)HttpStatusCode.Unauthorized;
+ return;
+ }
+
+ var logFilePath = new DirectoryInfo(_applicationPaths.LogDirectoryPath)
+ .EnumerateFiles()
+ .OrderByDescending(f => f.CreationTimeUtc)
+ .FirstOrDefault()
+ ?.FullName;
+ if (logFilePath is not null)
+ {
+ await context.Response.SendFileAsync(logFilePath, CancellationToken.None).ConfigureAwait(false);
+ }
+ });
+ });
+
+ app.Map("/System/Info/Public", systemRoute =>
+ {
+ systemRoute.Run(async context =>
+ {
+ var jfApplicationHost = _serverFactory();
+
+ var retryCounter = 0;
+ while (jfApplicationHost is null && retryCounter < 5)
+ {
+ await Task.Delay(500).ConfigureAwait(false);
+ jfApplicationHost = _serverFactory();
+ retryCounter++;
+ }
+
+ if (jfApplicationHost is null)
+ {
+ context.Response.StatusCode = (int)HttpStatusCode.ServiceUnavailable;
+ context.Response.Headers.RetryAfter = new StringValues(retryAfterValue.TotalSeconds.ToString("000", CultureInfo.InvariantCulture));
+ return;
+ }
+
+ var sysInfo = new PublicSystemInfo
+ {
+ Version = jfApplicationHost.ApplicationVersionString,
+ ProductName = jfApplicationHost.Name,
+ Id = jfApplicationHost.SystemId,
+ ServerName = jfApplicationHost.FriendlyName,
+ LocalAddress = jfApplicationHost.GetSmartApiUrl(context.Request),
+ StartupWizardCompleted = false
+ };
+
+ await context.Response.WriteAsJsonAsync(sysInfo).ConfigureAwait(false);
+ });
+ });
+
+ app.Run(async (context) =>
+ {
+ context.Response.StatusCode = (int)HttpStatusCode.ServiceUnavailable;
+ context.Response.Headers.RetryAfter = new StringValues(retryAfterValue.TotalSeconds.ToString("000", CultureInfo.InvariantCulture));
+ context.Response.Headers.ContentType = new StringValues("text/html");
+ var networkManager = _networkManagerFactory();
+
+ var startupLogEntries = LogQueue?.ToArray() ?? [];
+ await _startupUiRenderer.RenderAsync(
+ new Dictionary<string, object>()
+ {
+ { "isInReportingMode", _isUnhealthy },
+ { "retryValue", retryAfterValue },
+ { "logs", startupLogEntries },
+ { "localNetworkRequest", networkManager is not null && context.Connection.RemoteIpAddress is not null && networkManager.IsInLocalNetwork(context.Connection.RemoteIpAddress) }
+ },
+ new ByteCounterStream(context.Response.BodyWriter.AsStream(), IODefaults.FileStreamBufferSize, true, _startupUiRenderer.ParserOptions))
+ .ConfigureAwait(false);
+ });
+ });
+ })
+ .Build();
+ await _startupServer.StartAsync().ConfigureAwait(false);
+ IsAlive = true;
+ }
+
+ /// <summary>
+ /// Stops the Setup server.
+ /// </summary>
+ /// <returns>A task. Duh.</returns>
+ public async Task StopAsync()
+ {
+ ThrowIfDisposed();
+ if (_startupServer is null)
+ {
+ throw new InvalidOperationException("Tried to stop a non existing startup server");
+ }
+
+ await _startupServer.StopAsync().ConfigureAwait(false);
+ IsAlive = false;
+ }
+
+ /// <inheritdoc/>
+ public void Dispose()
+ {
+ if (_disposed)
+ {
+ return;
+ }
+
+ _disposed = true;
+ _startupServer?.Dispose();
+ IsAlive = false;
+ LogQueue?.Clear();
+ LogQueue = null;
+ }
+
+ private void ThrowIfDisposed()
+ {
+ ObjectDisposedException.ThrowIf(_disposed, this);
+ }
+
+ internal void SoftStop()
+ {
+ _isUnhealthy = true;
+ }
+
+ private class SetupHealthcheck : IHealthCheck
+ {
+ private readonly SetupServer _startupServer;
+
+ public SetupHealthcheck(SetupServer startupServer)
+ {
+ _startupServer = startupServer;
+ }
+
+ public Task<HealthCheckResult> CheckHealthAsync(HealthCheckContext context, CancellationToken cancellationToken = default)
+ {
+ if (_startupServer._isUnhealthy)
+ {
+ return Task.FromResult(HealthCheckResult.Unhealthy("Server is could not complete startup. Check logs."));
+ }
+
+ return Task.FromResult(HealthCheckResult.Degraded("Server is still starting up."));
+ }
+ }
+
+ internal sealed class SetupLoggerFactory : ILoggerProvider, IDisposable
+ {
+ private bool _disposed;
+
+ public ILogger CreateLogger(string categoryName)
+ {
+ return new CatchingSetupServerLogger();
+ }
+
+ public void Dispose()
+ {
+ if (_disposed)
+ {
+ return;
+ }
+
+ _disposed = true;
+ }
+ }
+
+ internal sealed class CatchingSetupServerLogger : ILogger
+ {
+ public IDisposable? BeginScope<TState>(TState state)
+ where TState : notnull
+ {
+ return null;
+ }
+
+ public bool IsEnabled(LogLevel logLevel)
+ {
+ return logLevel is LogLevel.Error or LogLevel.Critical;
+ }
+
+ public void Log<TState>(LogLevel logLevel, EventId eventId, TState state, Exception? exception, Func<TState, Exception?, string> formatter)
+ {
+ if (!IsEnabled(logLevel))
+ {
+ return;
+ }
+
+ LogQueue?.Enqueue(new()
+ {
+ LogLevel = logLevel,
+ Content = formatter(state, exception),
+ DateOfCreation = DateTimeOffset.Now
+ });
+ }
+ }
+
+ internal class StartupLogEntry
+ {
+ public LogLevel LogLevel { get; set; }
+
+ public string? Content { get; set; }
+
+ public DateTimeOffset DateOfCreation { get; set; }
+
+ public List<StartupLogEntry> Children { get; set; } = [];
+ }
+}