From 852460b99155e015ed5f1d7ad2fab0281bfdfbec Mon Sep 17 00:00:00 2001 From: Claus Vium Date: Mon, 25 Feb 2019 23:34:32 +0100 Subject: [PATCH] kestrel init --- .../ApplicationHost.cs | 119 ++- .../Emby.Server.Implementations.csproj | 10 + .../HttpServer/HttpListenerHost.cs | 2 +- .../SocketSharp/HttpFile.cs | 18 + .../SocketSharp/HttpPostedFile.cs | 204 ++++++ .../SocketSharp/RequestMono.cs | 681 ++++++++++++++++++ .../SocketSharp/SharpWebSocket.cs | 149 ++++ .../SocketSharp/WebSocketSharpListener.cs | 261 +++++++ .../SocketSharp/WebSocketSharpRequest.cs | 539 ++++++++++++++ .../SocketSharp/WebSocketSharpResponse.cs | 206 ++++++ Emby.Server.Implementations/Startup.cs | 34 + Jellyfin.Server/Program.cs | 3 +- MediaBrowser.Model/MediaBrowser.Model.csproj | 4 +- .../Services/QueryParamCollection.cs | 17 + 14 files changed, 2242 insertions(+), 5 deletions(-) create mode 100644 Emby.Server.Implementations/SocketSharp/HttpFile.cs create mode 100644 Emby.Server.Implementations/SocketSharp/HttpPostedFile.cs create mode 100644 Emby.Server.Implementations/SocketSharp/RequestMono.cs create mode 100644 Emby.Server.Implementations/SocketSharp/SharpWebSocket.cs create mode 100644 Emby.Server.Implementations/SocketSharp/WebSocketSharpListener.cs create mode 100644 Emby.Server.Implementations/SocketSharp/WebSocketSharpRequest.cs create mode 100644 Emby.Server.Implementations/SocketSharp/WebSocketSharpResponse.cs create mode 100644 Emby.Server.Implementations/Startup.cs diff --git a/Emby.Server.Implementations/ApplicationHost.cs b/Emby.Server.Implementations/ApplicationHost.cs index 45a819f260..5e8611d531 100644 --- a/Emby.Server.Implementations/ApplicationHost.cs +++ b/Emby.Server.Implementations/ApplicationHost.cs @@ -42,6 +42,7 @@ using Emby.Server.Implementations.ScheduledTasks; using Emby.Server.Implementations.Security; using Emby.Server.Implementations.Serialization; using Emby.Server.Implementations.Session; +using Emby.Server.Implementations.SocketSharp; using Emby.Server.Implementations.TV; using Emby.Server.Implementations.Updates; using Emby.Server.Implementations.Xml; @@ -105,10 +106,15 @@ using MediaBrowser.Providers.Subtitles; using MediaBrowser.Providers.TV.TheTVDB; using MediaBrowser.WebDashboard.Api; using MediaBrowser.XbmcMetadata.Providers; +using Microsoft.AspNetCore.Builder; +using Microsoft.AspNetCore.Hosting; +using Microsoft.AspNetCore.Http; +using Microsoft.AspNetCore.Routing; using Microsoft.Extensions.Configuration; using Microsoft.Extensions.Logging; using Microsoft.Extensions.DependencyInjection; using ServiceStack; +using HttpResponse = MediaBrowser.Model.Net.HttpResponse; using X509Certificate = System.Security.Cryptography.X509Certificates.X509Certificate; namespace Emby.Server.Implementations @@ -123,7 +129,7 @@ namespace Emby.Server.Implementations /// /// true if this instance can self restart; otherwise, false. public abstract bool CanSelfRestart { get; } - + public IWebHost Host { get; set; } public virtual bool CanLaunchWebBrowser { get @@ -612,6 +618,115 @@ namespace Emby.Server.Implementations await RegisterResources(serviceCollection); FindParts(); + + Host = new WebHostBuilder() + .UseKestrel() + .UseContentRoot("/Users/clausvium/RiderProjects/jellyfin/Jellyfin.Server/bin/Debug/netcoreapp2.1/jellyfin-web/src") + .UseStartup() +// .ConfigureServices(async services => +// { +// services.AddSingleton(startUp); +// RegisterResources(services); +// FindParts(); +// try +// { +// ImageProcessor.ImageEncoder = +// new NullImageEncoder(); //SkiaEncoder(_loggerFactory, appPaths, fileSystem, localizationManager); +// } +// catch (Exception ex) +// { +// Logger.LogInformation(ex, "Skia not available. Will fallback to NullIMageEncoder. {0}"); +// ImageProcessor.ImageEncoder = new NullImageEncoder(); +// } +// await RunStartupTasks().ConfigureAwait(false); +// }) + .UseUrls("http://localhost:8096") + .ConfigureServices(s => s.AddRouting()) + .Configure( app => + { + app.UseWebSockets(new WebSocketOptions { + KeepAliveInterval = TimeSpan.FromMilliseconds(1000000000), + ReceiveBufferSize = 0x10000 + }); + + app.UseRouter(r => + { + // TODO all the verbs, but really MVC... + r.MapGet("/{*localpath}", ExecuteHandler); + r.MapPut("/{*localpath}", ExecuteHandler); + r.MapPost("/{*localpath}", ExecuteHandler); + r.MapDelete("/{*localpath}", ExecuteHandler); + r.MapVerb("HEAD", "/{*localpath}", ExecuteHandler); + }); + }) + .Build(); + } + + public async Task ExecuteHandler(HttpRequest request, Microsoft.AspNetCore.Http.HttpResponse response, RouteData data) + { + var ctx = request.HttpContext; + if (ctx.WebSockets.IsWebSocketRequest) + { + try + { + var endpoint = ctx.Request.Path.ToString(); + var url = ctx.Request.Path.ToString(); + + var queryString = new QueryParamCollection(request.Query); + + var connectingArgs = new WebSocketConnectingEventArgs + { + Url = url, + QueryString = queryString, + Endpoint = endpoint + }; + + if (connectingArgs.AllowConnection) + { + Logger.LogDebug("Web socket connection allowed"); + + var webSocketContext = ctx.WebSockets.AcceptWebSocketAsync(null).Result; + + //SharpWebSocket socket = new SharpWebSocket(webSocketContext, Logger); + //socket.ConnectAsServerAsync().ConfigureAwait(false); + +// var connection = new WebSocketConnection(webSocketContext, e.Endpoint, _jsonSerializer, _logger) +// { +// OnReceive = ProcessWebSocketMessageReceived, +// Url = e.Url, +// QueryString = e.QueryString ?? new QueryParamCollection() +// }; +// +// connection.Closed += Connection_Closed; +// +// lock (_webSocketConnections) +// { +// _webSocketConnections.Add(connection); +// } +// +// WebSocketConnected(new WebSocketConnectEventArgs +// { +// Url = url, +// QueryString = queryString, +// WebSocket = socket, +// Endpoint = endpoint +// }); + await webSocketContext.ReceiveAsync(new ArraySegment(), CancellationToken.None).ConfigureAwait(false); + } + else + { + Logger.LogWarning("Web socket connection not allowed"); + ctx.Response.StatusCode = 401; + } + } + catch (Exception ex) + { + ctx.Response.StatusCode = 500; + } + } + + var req = new WebSocketSharpRequest(request, response, request.Path, Logger); + await ((HttpListenerHost)HttpServer).RequestHandler(req,request.Path.ToString(), request.Host.ToString(), data.Values["localpath"].ToString(), CancellationToken.None).ConfigureAwait(false); } protected virtual IHttpClient CreateHttpClient() @@ -1067,7 +1182,7 @@ namespace Emby.Server.Implementations HttpServer.Init(GetExports(false), GetExports()); - StartServer(); + //StartServer(); LibraryManager.AddParts(GetExports(), GetExports(), diff --git a/Emby.Server.Implementations/Emby.Server.Implementations.csproj b/Emby.Server.Implementations/Emby.Server.Implementations.csproj index bbf165d627..acbc60c39e 100644 --- a/Emby.Server.Implementations/Emby.Server.Implementations.csproj +++ b/Emby.Server.Implementations/Emby.Server.Implementations.csproj @@ -22,6 +22,16 @@ + + + + + + + + + + diff --git a/Emby.Server.Implementations/HttpServer/HttpListenerHost.cs b/Emby.Server.Implementations/HttpServer/HttpListenerHost.cs index fb42460f1b..1bd084259d 100644 --- a/Emby.Server.Implementations/HttpServer/HttpListenerHost.cs +++ b/Emby.Server.Implementations/HttpServer/HttpListenerHost.cs @@ -422,7 +422,7 @@ namespace Emby.Server.Implementations.HttpServer /// /// Overridable method that can be used to implement a custom hnandler /// - protected async Task RequestHandler(IHttpRequest httpReq, string urlString, string host, string localPath, CancellationToken cancellationToken) + public async Task RequestHandler(IHttpRequest httpReq, string urlString, string host, string localPath, CancellationToken cancellationToken) { var stopWatch = new Stopwatch(); stopWatch.Start(); diff --git a/Emby.Server.Implementations/SocketSharp/HttpFile.cs b/Emby.Server.Implementations/SocketSharp/HttpFile.cs new file mode 100644 index 0000000000..120ac50d9c --- /dev/null +++ b/Emby.Server.Implementations/SocketSharp/HttpFile.cs @@ -0,0 +1,18 @@ +using System.IO; +using MediaBrowser.Model.Services; + +namespace Emby.Server.Implementations.SocketSharp +{ + public class HttpFile : IHttpFile + { + public string Name { get; set; } + + public string FileName { get; set; } + + public long ContentLength { get; set; } + + public string ContentType { get; set; } + + public Stream InputStream { get; set; } + } +} diff --git a/Emby.Server.Implementations/SocketSharp/HttpPostedFile.cs b/Emby.Server.Implementations/SocketSharp/HttpPostedFile.cs new file mode 100644 index 0000000000..f38ed848ee --- /dev/null +++ b/Emby.Server.Implementations/SocketSharp/HttpPostedFile.cs @@ -0,0 +1,204 @@ +using System; +using System.Collections.Generic; +using System.Globalization; +using System.IO; +using System.Net; +using System.Text; +using System.Threading.Tasks; +using MediaBrowser.Model.Services; + +public sealed class HttpPostedFile : IDisposable +{ + private string _name; + private string _contentType; + private Stream _stream; + private bool _disposed = false; + + internal HttpPostedFile(string name, string content_type, Stream base_stream, long offset, long length) + { + _name = name; + _contentType = content_type; + _stream = new ReadSubStream(base_stream, offset, length); + } + + public string ContentType => _contentType; + + public int ContentLength => (int)_stream.Length; + + public string FileName => _name; + + public Stream InputStream => _stream; + + /// + /// Releases the unmanaged resources and disposes of the managed resources used. + /// + public void Dispose() + { + if (_disposed) + { + return; + } + + _stream.Dispose(); + _stream = null; + + _name = null; + _contentType = null; + + _disposed = true; + } + + private class ReadSubStream : Stream + { + private Stream _stream; + private long _offset; + private long _end; + private long _position; + + public ReadSubStream(Stream s, long offset, long length) + { + _stream = s; + _offset = offset; + _end = offset + length; + _position = offset; + } + + public override void Flush() + { + } + + public override int Read(byte[] buffer, int dest_offset, int count) + { + if (buffer == null) + { + throw new ArgumentNullException(nameof(buffer)); + } + + if (dest_offset < 0) + { + throw new ArgumentOutOfRangeException(nameof(dest_offset), "< 0"); + } + + if (count < 0) + { + throw new ArgumentOutOfRangeException(nameof(count), "< 0"); + } + + int len = buffer.Length; + if (dest_offset > len) + { + throw new ArgumentException("destination offset is beyond array size", nameof(dest_offset)); + } + + // reordered to avoid possible integer overflow + if (dest_offset > len - count) + { + throw new ArgumentException("Reading would overrun buffer", nameof(count)); + } + + if (count > _end - _position) + { + count = (int)(_end - _position); + } + + if (count <= 0) + { + return 0; + } + + _stream.Position = _position; + int result = _stream.Read(buffer, dest_offset, count); + if (result > 0) + { + _position += result; + } + else + { + _position = _end; + } + + return result; + } + + public override int ReadByte() + { + if (_position >= _end) + { + return -1; + } + + _stream.Position = _position; + int result = _stream.ReadByte(); + if (result < 0) + { + _position = _end; + } + else + { + _position++; + } + + return result; + } + + public override long Seek(long d, SeekOrigin origin) + { + long real; + switch (origin) + { + case SeekOrigin.Begin: + real = _offset + d; + break; + case SeekOrigin.End: + real = _end + d; + break; + case SeekOrigin.Current: + real = _position + d; + break; + default: + throw new ArgumentException("Unknown SeekOrigin value", nameof(origin)); + } + + long virt = real - _offset; + if (virt < 0 || virt > Length) + { + throw new ArgumentException("Invalid position", nameof(d)); + } + + _position = _stream.Seek(real, SeekOrigin.Begin); + return _position; + } + + public override void SetLength(long value) + { + throw new NotSupportedException(); + } + + public override void Write(byte[] buffer, int offset, int count) + { + throw new NotSupportedException(); + } + + public override bool CanRead => true; + + public override bool CanSeek => true; + + public override bool CanWrite => false; + + public override long Length => _end - _offset; + + public override long Position + { + get => _position - _offset; + set + { + if (value > Length) + { + throw new ArgumentOutOfRangeException(nameof(value)); + } + + _position = Seek(value, SeekOrigin.Begin); + } + } + } +} diff --git a/Emby.Server.Implementations/SocketSharp/RequestMono.cs b/Emby.Server.Implementations/SocketSharp/RequestMono.cs new file mode 100644 index 0000000000..a8142aef68 --- /dev/null +++ b/Emby.Server.Implementations/SocketSharp/RequestMono.cs @@ -0,0 +1,681 @@ +using System; +using System.Collections.Generic; +using System.Globalization; +using System.IO; +using System.Net; +using System.Text; +using System.Threading.Tasks; +using MediaBrowser.Model.Services; +using Microsoft.Extensions.Primitives; + +namespace Emby.Server.Implementations.SocketSharp +{ + public partial class WebSocketSharpRequest : IHttpRequest + { + internal static string GetParameter(string header, string attr) + { + int ap = header.IndexOf(attr, StringComparison.Ordinal); + if (ap == -1) + { + return null; + } + + ap += attr.Length; + if (ap >= header.Length) + { + return null; + } + + char ending = header[ap]; + if (ending != '"') + { + ending = ' '; + } + + int end = header.IndexOf(ending, ap + 1); + if (end == -1) + { + return ending == '"' ? null : header.Substring(ap); + } + + return header.Substring(ap + 1, end - ap - 1); + } + + private async Task LoadMultiPart(WebROCollection form) + { + string boundary = GetParameter(ContentType, "; boundary="); + if (boundary == null) + { + return; + } + + using (var requestStream = InputStream) + { + // DB: 30/01/11 - Hack to get around non-seekable stream and received HTTP request + // Not ending with \r\n? + var ms = new MemoryStream(32 * 1024); + await requestStream.CopyToAsync(ms).ConfigureAwait(false); + + var input = ms; + ms.WriteByte((byte)'\r'); + ms.WriteByte((byte)'\n'); + + input.Position = 0; + + // Uncomment to debug + // var content = new StreamReader(ms).ReadToEnd(); + // Console.WriteLine(boundary + "::" + content); + // input.Position = 0; + + var multi_part = new HttpMultipart(input, boundary, ContentEncoding); + + HttpMultipart.Element e; + while ((e = multi_part.ReadNextElement()) != null) + { + if (e.Filename == null) + { + byte[] copy = new byte[e.Length]; + + input.Position = e.Start; + input.Read(copy, 0, (int)e.Length); + + form.Add(e.Name, (e.Encoding ?? ContentEncoding).GetString(copy, 0, copy.Length)); + } + else + { + // We use a substream, as in 2.x we will support large uploads streamed to disk, + var sub = new HttpPostedFile(e.Filename, e.ContentType, input, e.Start, e.Length); + files[e.Name] = sub; + } + } + } + } + + public async Task GetFormData() + { + var form = new WebROCollection(); + files = new Dictionary(); + + if (IsContentType("multipart/form-data", true)) + { + await LoadMultiPart(form).ConfigureAwait(false); + } + else if (IsContentType("application/x-www-form-urlencoded", true)) + { + await LoadWwwForm(form).ConfigureAwait(false); + } + +#if NET_4_0 + if (validateRequestNewMode && !checked_form) { + // Setting this before calling the validator prevents + // possible endless recursion + checked_form = true; + ValidateNameValueCollection("Form", query_string_nvc, RequestValidationSource.Form); + } else +#endif + if (validate_form && !checked_form) + { + checked_form = true; + ValidateNameValueCollection("Form", form); + } + + return form; + } + + public string Accept => StringValues.IsNullOrEmpty(request.Headers["Accept"]) ? null : request.Headers["Accept"].ToString(); + + public string Authorization => StringValues.IsNullOrEmpty(request.Headers["Authorization"]) ? null : request.Headers["Authorization"].ToString(); + + protected bool validate_cookies { get; set; } + protected bool validate_query_string { get; set; } + protected bool validate_form { get; set; } + protected bool checked_cookies { get; set; } + protected bool checked_query_string { get; set; } + protected bool checked_form { get; set; } + + private static void ThrowValidationException(string name, string key, string value) + { + string v = "\"" + value + "\""; + if (v.Length > 20) + { + v = v.Substring(0, 16) + "...\""; + } + + string msg = string.Format( + CultureInfo.InvariantCulture, + "A potentially dangerous Request.{0} value was detected from the client ({1}={2}).", + name, + key, + v); + + throw new Exception(msg); + } + + private static void ValidateNameValueCollection(string name, QueryParamCollection coll) + { + if (coll == null) + { + return; + } + + foreach (var pair in coll) + { + var key = pair.Name; + var val = pair.Value; + if (val != null && val.Length > 0 && IsInvalidString(val)) + { + ThrowValidationException(name, key, val); + } + } + } + + internal static bool IsInvalidString(string val) + => IsInvalidString(val, out var validationFailureIndex); + + internal static bool IsInvalidString(string val, out int validationFailureIndex) + { + validationFailureIndex = 0; + + int len = val.Length; + if (len < 2) + { + return false; + } + + char current = val[0]; + for (int idx = 1; idx < len; idx++) + { + char next = val[idx]; + + // See http://secunia.com/advisories/14325 + if (current == '<' || current == '\xff1c') + { + if (next == '!' || next < ' ' + || (next >= 'a' && next <= 'z') + || (next >= 'A' && next <= 'Z')) + { + validationFailureIndex = idx - 1; + return true; + } + } + else if (current == '&' && next == '#') + { + validationFailureIndex = idx - 1; + return true; + } + + current = next; + } + + return false; + } + + public void ValidateInput() + { + validate_cookies = true; + validate_query_string = true; + validate_form = true; + } + + private bool IsContentType(string ct, bool starts_with) + { + if (ct == null || ContentType == null) + { + return false; + } + + if (starts_with) + { + return ContentType.StartsWith(ct, StringComparison.OrdinalIgnoreCase); + } + + return string.Equals(ContentType, ct, StringComparison.OrdinalIgnoreCase); + } + + private async Task LoadWwwForm(WebROCollection form) + { + using (var input = InputStream) + { + using (var ms = new MemoryStream()) + { + await input.CopyToAsync(ms).ConfigureAwait(false); + ms.Position = 0; + + using (var s = new StreamReader(ms, ContentEncoding)) + { + var key = new StringBuilder(); + var value = new StringBuilder(); + int c; + + while ((c = s.Read()) != -1) + { + if (c == '=') + { + value.Length = 0; + while ((c = s.Read()) != -1) + { + if (c == '&') + { + AddRawKeyValue(form, key, value); + break; + } + else + { + value.Append((char)c); + } + } + + if (c == -1) + { + AddRawKeyValue(form, key, value); + return; + } + } + else if (c == '&') + { + AddRawKeyValue(form, key, value); + } + else + { + key.Append((char)c); + } + } + + if (c == -1) + { + AddRawKeyValue(form, key, value); + } + } + } + } + } + + private static void AddRawKeyValue(WebROCollection form, StringBuilder key, StringBuilder value) + { + form.Add(WebUtility.UrlDecode(key.ToString()), WebUtility.UrlDecode(value.ToString())); + + key.Length = 0; + value.Length = 0; + } + + private Dictionary files; + + private class WebROCollection : QueryParamCollection + { + public override string ToString() + { + var result = new StringBuilder(); + foreach (var pair in this) + { + if (result.Length > 0) + { + result.Append('&'); + } + + var key = pair.Name; + if (key != null && key.Length > 0) + { + result.Append(key); + result.Append('='); + } + + result.Append(pair.Value); + } + + return result.ToString(); + } + } + private class HttpMultipart + { + + public class Element + { + public string ContentType { get; set; } + + public string Name { get; set; } + + public string Filename { get; set; } + + public Encoding Encoding { get; set; } + + public long Start { get; set; } + + public long Length { get; set; } + + public override string ToString() + { + return "ContentType " + ContentType + ", Name " + Name + ", Filename " + Filename + ", Start " + + Start.ToString(CultureInfo.CurrentCulture) + ", Length " + Length.ToString(CultureInfo.CurrentCulture); + } + } + + private const byte LF = (byte)'\n'; + + private const byte CR = (byte)'\r'; + + private Stream data; + + private string boundary; + + private byte[] boundaryBytes; + + private byte[] buffer; + + private bool atEof; + + private Encoding encoding; + + private StringBuilder sb; + + // See RFC 2046 + // In the case of multipart entities, in which one or more different + // sets of data are combined in a single body, a "multipart" media type + // field must appear in the entity's header. The body must then contain + // one or more body parts, each preceded by a boundary delimiter line, + // and the last one followed by a closing boundary delimiter line. + // After its boundary delimiter line, each body part then consists of a + // header area, a blank line, and a body area. Thus a body part is + // similar to an RFC 822 message in syntax, but different in meaning. + + public HttpMultipart(Stream data, string b, Encoding encoding) + { + this.data = data; + boundary = b; + boundaryBytes = encoding.GetBytes(b); + buffer = new byte[boundaryBytes.Length + 2]; // CRLF or '--' + this.encoding = encoding; + sb = new StringBuilder(); + } + + public Element ReadNextElement() + { + if (atEof || ReadBoundary()) + { + return null; + } + + var elem = new Element(); + string header; + while ((header = ReadHeaders()) != null) + { + if (header.StartsWith("Content-Disposition:", StringComparison.OrdinalIgnoreCase)) + { + elem.Name = GetContentDispositionAttribute(header, "name"); + elem.Filename = StripPath(GetContentDispositionAttributeWithEncoding(header, "filename")); + } + else if (header.StartsWith("Content-Type:", StringComparison.OrdinalIgnoreCase)) + { + elem.ContentType = header.Substring("Content-Type:".Length).Trim(); + elem.Encoding = GetEncoding(elem.ContentType); + } + } + + long start = data.Position; + elem.Start = start; + long pos = MoveToNextBoundary(); + if (pos == -1) + { + return null; + } + + elem.Length = pos - start; + return elem; + } + + private string ReadLine() + { + // CRLF or LF are ok as line endings. + bool got_cr = false; + int b = 0; + sb.Length = 0; + while (true) + { + b = data.ReadByte(); + if (b == -1) + { + return null; + } + + if (b == LF) + { + break; + } + + got_cr = b == CR; + sb.Append((char)b); + } + + if (got_cr) + { + sb.Length--; + } + + return sb.ToString(); + } + + private static string GetContentDispositionAttribute(string l, string name) + { + int idx = l.IndexOf(name + "=\"", StringComparison.Ordinal); + if (idx < 0) + { + return null; + } + + int begin = idx + name.Length + "=\"".Length; + int end = l.IndexOf('"', begin); + if (end < 0) + { + return null; + } + + if (begin == end) + { + return string.Empty; + } + + return l.Substring(begin, end - begin); + } + + private string GetContentDispositionAttributeWithEncoding(string l, string name) + { + int idx = l.IndexOf(name + "=\"", StringComparison.Ordinal); + if (idx < 0) + { + return null; + } + + int begin = idx + name.Length + "=\"".Length; + int end = l.IndexOf('"', begin); + if (end < 0) + { + return null; + } + + if (begin == end) + { + return string.Empty; + } + + string temp = l.Substring(begin, end - begin); + byte[] source = new byte[temp.Length]; + for (int i = temp.Length - 1; i >= 0; i--) + { + source[i] = (byte)temp[i]; + } + + return encoding.GetString(source, 0, source.Length); + } + + private bool ReadBoundary() + { + try + { + string line; + do + { + line = ReadLine(); + } + while (line.Length == 0); + + if (line[0] != '-' || line[1] != '-') + { + return false; + } + + if (!line.EndsWith(boundary, StringComparison.Ordinal)) + { + return true; + } + } + catch + { + + } + + return false; + } + + private string ReadHeaders() + { + string s = ReadLine(); + if (s.Length == 0) + { + return null; + } + + return s; + } + + private static bool CompareBytes(byte[] orig, byte[] other) + { + for (int i = orig.Length - 1; i >= 0; i--) + { + if (orig[i] != other[i]) + { + return false; + } + } + + return true; + } + + private long MoveToNextBoundary() + { + long retval = 0; + bool got_cr = false; + + int state = 0; + int c = data.ReadByte(); + while (true) + { + if (c == -1) + { + return -1; + } + + if (state == 0 && c == LF) + { + retval = data.Position - 1; + if (got_cr) + { + retval--; + } + + state = 1; + c = data.ReadByte(); + } + else if (state == 0) + { + got_cr = c == CR; + c = data.ReadByte(); + } + else if (state == 1 && c == '-') + { + c = data.ReadByte(); + if (c == -1) + { + return -1; + } + + if (c != '-') + { + state = 0; + got_cr = false; + continue; // no ReadByte() here + } + + int nread = data.Read(buffer, 0, buffer.Length); + int bl = buffer.Length; + if (nread != bl) + { + return -1; + } + + if (!CompareBytes(boundaryBytes, buffer)) + { + state = 0; + data.Position = retval + 2; + if (got_cr) + { + data.Position++; + got_cr = false; + } + + c = data.ReadByte(); + continue; + } + + if (buffer[bl - 2] == '-' && buffer[bl - 1] == '-') + { + atEof = true; + } + else if (buffer[bl - 2] != CR || buffer[bl - 1] != LF) + { + state = 0; + data.Position = retval + 2; + if (got_cr) + { + data.Position++; + got_cr = false; + } + + c = data.ReadByte(); + continue; + } + + data.Position = retval + 2; + if (got_cr) + { + data.Position++; + } + + break; + } + else + { + // state == 1 + state = 0; // no ReadByte() here + } + } + + return retval; + } + + private static string StripPath(string path) + { + if (path == null || path.Length == 0) + { + return path; + } + + if (path.IndexOf(":\\", StringComparison.Ordinal) != 1 + && !path.StartsWith("\\\\", StringComparison.Ordinal)) + { + return path; + } + + return path.Substring(path.LastIndexOf('\\') + 1); + } + } + } +} diff --git a/Emby.Server.Implementations/SocketSharp/SharpWebSocket.cs b/Emby.Server.Implementations/SocketSharp/SharpWebSocket.cs new file mode 100644 index 0000000000..80ef451dc7 --- /dev/null +++ b/Emby.Server.Implementations/SocketSharp/SharpWebSocket.cs @@ -0,0 +1,149 @@ +using System; +using System.Net.WebSockets; +using System.Threading; +using System.Threading.Tasks; +using Emby.Server.Implementations.Net; +using Microsoft.Extensions.Logging; + +namespace Emby.Server.Implementations.SocketSharp +{ + public class SharpWebSocket : IWebSocket + { + /// + /// The logger + /// + private readonly ILogger _logger; + + public event EventHandler Closed; + + /// + /// Gets or sets the web socket. + /// + /// The web socket. + private SocketHttpListener.WebSocket WebSocket { get; set; } + + private TaskCompletionSource _taskCompletionSource = new TaskCompletionSource(); + private readonly CancellationTokenSource _cancellationTokenSource = new CancellationTokenSource(); + private bool _disposed = false; + + public SharpWebSocket(SocketHttpListener.WebSocket socket, ILogger logger) + { + if (socket == null) + { + throw new ArgumentNullException(nameof(socket)); + } + + if (logger == null) + { + throw new ArgumentNullException(nameof(logger)); + } + + _logger = logger; + WebSocket = socket; + + socket.OnMessage += OnSocketMessage; + socket.OnClose += OnSocketClose; + socket.OnError += OnSocketError; + } + + public Task ConnectAsServerAsync() + => WebSocket.ConnectAsServer(); + + public Task StartReceive() + { + return _taskCompletionSource.Task; + } + + private void OnSocketError(object sender, SocketHttpListener.ErrorEventArgs e) + { + _logger.LogError("Error in SharpWebSocket: {Message}", e.Message ?? string.Empty); + + // Closed?.Invoke(this, EventArgs.Empty); + } + + private void OnSocketClose(object sender, SocketHttpListener.CloseEventArgs e) + { + _taskCompletionSource.TrySetResult(true); + + Closed?.Invoke(this, EventArgs.Empty); + } + + private void OnSocketMessage(object sender, SocketHttpListener.MessageEventArgs e) + { + if (OnReceiveBytes != null) + { + OnReceiveBytes(e.RawData); + } + } + + /// + /// Gets or sets the state. + /// + /// The state. + public WebSocketState State => WebSocket.ReadyState; + + /// + /// Sends the async. + /// + /// The bytes. + /// if set to true [end of message]. + /// The cancellation token. + /// Task. + public Task SendAsync(byte[] bytes, bool endOfMessage, CancellationToken cancellationToken) + { + return WebSocket.SendAsync(bytes); + } + + /// + /// Sends the asynchronous. + /// + /// The text. + /// if set to true [end of message]. + /// The cancellation token. + /// Task. + public Task SendAsync(string text, bool endOfMessage, CancellationToken cancellationToken) + { + return WebSocket.SendAsync(text); + } + + /// + /// Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources. + /// + public void Dispose() + { + Dispose(true); + GC.SuppressFinalize(this); + } + + /// + /// Releases unmanaged and - optionally - managed resources. + /// + /// true to release both managed and unmanaged resources; false to release only unmanaged resources. + protected virtual void Dispose(bool dispose) + { + if (_disposed) + { + return; + } + + if (dispose) + { + WebSocket.OnMessage -= OnSocketMessage; + WebSocket.OnClose -= OnSocketClose; + WebSocket.OnError -= OnSocketError; + + _cancellationTokenSource.Cancel(); + + WebSocket.CloseAsync().GetAwaiter().GetResult(); + } + + _disposed = true; + } + + /// + /// Gets or sets the receive action. + /// + /// The receive action. + public Action OnReceiveBytes { get; set; } + } +} diff --git a/Emby.Server.Implementations/SocketSharp/WebSocketSharpListener.cs b/Emby.Server.Implementations/SocketSharp/WebSocketSharpListener.cs new file mode 100644 index 0000000000..ab7ddeca20 --- /dev/null +++ b/Emby.Server.Implementations/SocketSharp/WebSocketSharpListener.cs @@ -0,0 +1,261 @@ +using System; +using System.Collections.Generic; + using System.Net; +using System.Threading; +using System.Threading.Tasks; +using Emby.Server.Implementations.HttpServer; +using Emby.Server.Implementations.Net; +using MediaBrowser.Controller.Net; +using MediaBrowser.Model.Services; +using Microsoft.AspNetCore.Http; +using Microsoft.Extensions.Logging; + + namespace Emby.Server.Implementations.SocketSharp +{ + public class WebSocketSharpListener : IHttpListener + { + private HttpListener _listener; + + private readonly ILogger _logger; + + private CancellationTokenSource _disposeCancellationTokenSource = new CancellationTokenSource(); + private CancellationToken _disposeCancellationToken; + + public WebSocketSharpListener( + ILogger logger) + { + _logger = logger; + + _disposeCancellationToken = _disposeCancellationTokenSource.Token; + } + + public Func ErrorHandler { get; set; } + public Func RequestHandler { get; set; } + + public Action WebSocketConnecting { get; set; } + + public Action WebSocketConnected { get; set; } + +// public void Start(IEnumerable urlPrefixes) +// { +// // TODO +// //if (_listener == null) +// //{ +// // _listener = new HttpListener(_logger, _cryptoProvider, _socketFactory, _streamHelper, _fileSystem, _environment); +// //} +// +// //_listener.EnableDualMode = _enableDualMode; +// +// //if (_certificate != null) +// //{ +// // _listener.LoadCert(_certificate); +// //} +// +// //_logger.LogInformation("Adding HttpListener prefixes {Prefixes}", urlPrefixes); +// //_listener.Prefixes.AddRange(urlPrefixes); +// +// //_listener.OnContext = async c => await InitTask(c, _disposeCancellationToken).ConfigureAwait(false); +// +// //_listener.Start(); +// +// if (_listener == null) +// { +// _listener = new HttpListener(); +// } +// +// _logger.LogInformation("Adding HttpListener prefixes {Prefixes}", urlPrefixes); +// +// //foreach (var urlPrefix in urlPrefixes) +// //{ +// // _listener.Prefixes.Add(urlPrefix); +// //} +// _listener.Prefixes.Add("http://localhost:8096/"); +// +// _listener.Start(); +// +// // TODO how to do this in netcore? +// _listener.BeginGetContext(async c => await InitTask(c, _disposeCancellationToken).ConfigureAwait(false), +// null); +// } + + private static void LogRequest(ILogger logger, HttpListenerRequest request) + { + var url = request.Url.ToString(); + + logger.LogInformation( + "{0} {1}. UserAgent: {2}", + request.IsWebSocketRequest ? "WS" : "HTTP " + request.HttpMethod, + url, + request.UserAgent ?? string.Empty); + } +// +// private Task InitTask(IAsyncResult asyncResult, CancellationToken cancellationToken) +// { +// var context = _listener.EndGetContext(asyncResult); +// _listener.BeginGetContext(async c => await InitTask(c, _disposeCancellationToken).ConfigureAwait(false), null); +// IHttpRequest httpReq = null; +// var request = context.Request; +// +// try +// { +// if (request.IsWebSocketRequest) +// { +// LogRequest(_logger, request); +// +// return ProcessWebSocketRequest(context); +// } +// +// httpReq = GetRequest(context); +// } +// catch (Exception ex) +// { +// _logger.LogError(ex, "Error processing request"); +// +// httpReq = httpReq ?? GetRequest(context); +// return ErrorHandler(ex, httpReq, true, true); +// } +// +// var uri = request.Url; +// +// return RequestHandler(httpReq, uri.OriginalString, uri.Host, uri.LocalPath, cancellationToken); +// } + + private async Task ProcessWebSocketRequest(HttpListenerContext ctx) + { + try + { + var endpoint = ctx.Request.RemoteEndPoint.ToString(); + var url = ctx.Request.RawUrl; + + var queryString = new QueryParamCollection(ctx.Request.QueryString); + + var connectingArgs = new WebSocketConnectingEventArgs + { + Url = url, + QueryString = queryString, + Endpoint = endpoint + }; + + WebSocketConnecting?.Invoke(connectingArgs); + + if (connectingArgs.AllowConnection) + { + _logger.LogDebug("Web socket connection allowed"); + + var webSocketContext = await ctx.AcceptWebSocketAsync(null).ConfigureAwait(false); + + if (WebSocketConnected != null) + { + SharpWebSocket socket = null; //new SharpWebSocket(webSocketContext.WebSocket, _logger); + await socket.ConnectAsServerAsync().ConfigureAwait(false); + + WebSocketConnected(new WebSocketConnectEventArgs + { + Url = url, + QueryString = queryString, + WebSocket = socket, + Endpoint = endpoint + }); + + await ReceiveWebSocketAsync(ctx, socket).ConfigureAwait(false); + } + } + else + { + _logger.LogWarning("Web socket connection not allowed"); + ctx.Response.StatusCode = 401; + ctx.Response.Close(); + } + } + catch (Exception ex) + { + _logger.LogError(ex, "AcceptWebSocketAsync error"); + ctx.Response.StatusCode = 500; + ctx.Response.Close(); + } + } + + private async Task ReceiveWebSocketAsync(HttpListenerContext ctx, SharpWebSocket socket) + { + try + { + await socket.StartReceive().ConfigureAwait(false); + } + finally + { + TryClose(ctx, 200); + } + } + + private void TryClose(HttpListenerContext ctx, int statusCode) + { + try + { + ctx.Response.StatusCode = statusCode; + ctx.Response.Close(); + } + catch (ObjectDisposedException) + { + // TODO: Investigate and properly fix. + } + catch (Exception ex) + { + _logger.LogError(ex, "Error closing web socket response"); + } + } + + private IHttpRequest GetRequest(HttpRequest httpContext) + { + var urlSegments = httpContext.Path; + + var operationName = urlSegments; + + var req = new WebSocketSharpRequest(httpContext, httpContext.HttpContext.Response, operationName, _logger); + + return req; + } + + public void Start(IEnumerable urlPrefixes) + { + throw new NotImplementedException(); + } + + public Task Stop() + { + _disposeCancellationTokenSource.Cancel(); + _listener?.Close(); + + return Task.CompletedTask; + } + + /// + /// Releases the unmanaged resources and disposes of the managed resources used. + /// + public void Dispose() + { + Dispose(true); + GC.SuppressFinalize(this); + } + + private bool _disposed; + + /// + /// Releases the unmanaged resources and disposes of the managed resources used. + /// + /// Whether or not the managed resources should be disposed + protected virtual void Dispose(bool disposing) + { + if (_disposed) + { + return; + } + + if (disposing) + { + Stop().GetAwaiter().GetResult(); + } + + _disposed = true; + } + } +} diff --git a/Emby.Server.Implementations/SocketSharp/WebSocketSharpRequest.cs b/Emby.Server.Implementations/SocketSharp/WebSocketSharpRequest.cs new file mode 100644 index 0000000000..facc544461 --- /dev/null +++ b/Emby.Server.Implementations/SocketSharp/WebSocketSharpRequest.cs @@ -0,0 +1,539 @@ +using System; +using System.Collections.Generic; +using System.Globalization; +using System.IO; +using System.Net; +using System.Text; +using Emby.Server.Implementations.HttpServer; +using MediaBrowser.Model.Services; +using Microsoft.AspNetCore.Http; +using Microsoft.Extensions.Logging; +using Microsoft.Extensions.Primitives; +using Microsoft.Net.Http.Headers; +using SocketHttpListener.Net; +using IHttpFile = MediaBrowser.Model.Services.IHttpFile; +using IHttpRequest = MediaBrowser.Model.Services.IHttpRequest; +using IHttpResponse = MediaBrowser.Model.Services.IHttpResponse; +using IResponse = MediaBrowser.Model.Services.IResponse; + +namespace Emby.Server.Implementations.SocketSharp +{ + public partial class WebSocketSharpRequest : IHttpRequest + { + private readonly HttpRequest request; + private readonly IHttpResponse response; + + public WebSocketSharpRequest(HttpRequest httpContext, HttpResponse response, string operationName, ILogger logger) + { + this.OperationName = operationName; + this.request = httpContext; + this.response = new WebSocketSharpResponse(logger, response, this); + + // HandlerFactoryPath = GetHandlerPathIfAny(UrlPrefixes[0]); + } + + public HttpRequest HttpRequest => request; + + public object OriginalRequest => request; + + public IResponse Response => response; + + public IHttpResponse HttpResponse => response; + + public string OperationName { get; set; } + + public object Dto { get; set; } + + public string RawUrl => request.Path.ToUriComponent(); + + public string AbsoluteUri => request.Path.ToUriComponent().TrimEnd('/'); + + public string UserHostAddress => ""; + + public string XForwardedFor + => StringValues.IsNullOrEmpty(request.Headers["X-Forwarded-For"]) ? null : request.Headers["X-Forwarded-For"].ToString(); + + public int? XForwardedPort + => StringValues.IsNullOrEmpty(request.Headers["X-Forwarded-Port"]) ? (int?)null : int.Parse(request.Headers["X-Forwarded-Port"], CultureInfo.InvariantCulture); + + public string XForwardedProtocol => StringValues.IsNullOrEmpty(request.Headers["X-Forwarded-Proto"]) ? null : request.Headers["X-Forwarded-Proto"].ToString(); + + public string XRealIp => StringValues.IsNullOrEmpty(request.Headers["X-Real-IP"]) ? null : request.Headers["X-Real-IP"].ToString(); + + private string remoteIp; + + public string RemoteIp => + remoteIp ?? + (remoteIp = CheckBadChars(XForwardedFor) ?? + NormalizeIp(CheckBadChars(XRealIp) ?? + (string.IsNullOrEmpty(request.Host.Host) ? null : NormalizeIp(request.Host.Host)))); + + private static readonly char[] HttpTrimCharacters = new char[] { (char)0x09, (char)0xA, (char)0xB, (char)0xC, (char)0xD, (char)0x20 }; + + // CheckBadChars - throws on invalid chars to be not found in header name/value + internal static string CheckBadChars(string name) + { + if (name == null || name.Length == 0) + { + return name; + } + + // VALUE check + // Trim spaces from both ends + name = name.Trim(HttpTrimCharacters); + + // First, check for correctly formed multi-line value + // Second, check for absence of CTL characters + int crlf = 0; + for (int i = 0; i < name.Length; ++i) + { + char c = (char)(0x000000ff & (uint)name[i]); + switch (crlf) + { + case 0: + { + if (c == '\r') + { + crlf = 1; + } + else if (c == '\n') + { + // Technically this is bad HTTP. But it would be a breaking change to throw here. + // Is there an exploit? + crlf = 2; + } + else if (c == 127 || (c < ' ' && c != '\t')) + { + throw new ArgumentException("net_WebHeaderInvalidControlChars"); + } + + break; + } + + case 1: + { + if (c == '\n') + { + crlf = 2; + break; + } + + throw new ArgumentException("net_WebHeaderInvalidCRLFChars"); + } + + case 2: + { + if (c == ' ' || c == '\t') + { + crlf = 0; + break; + } + + throw new ArgumentException("net_WebHeaderInvalidCRLFChars"); + } + } + } + + if (crlf != 0) + { + throw new ArgumentException("net_WebHeaderInvalidCRLFChars"); + } + + return name; + } + + internal static bool ContainsNonAsciiChars(string token) + { + for (int i = 0; i < token.Length; ++i) + { + if ((token[i] < 0x20) || (token[i] > 0x7e)) + { + return true; + } + } + + return false; + } + + private string NormalizeIp(string ip) + { + if (!string.IsNullOrWhiteSpace(ip)) + { + // Handle ipv4 mapped to ipv6 + const string srch = "::ffff:"; + var index = ip.IndexOf(srch, StringComparison.OrdinalIgnoreCase); + if (index == 0) + { + ip = ip.Substring(srch.Length); + } + } + + return ip; + } + + public bool IsSecureConnection => request.IsHttps || XForwardedProtocol == "https"; + + public string[] AcceptTypes => request.Headers.GetCommaSeparatedValues(HeaderNames.Accept); + + private Dictionary items; + public Dictionary Items => items ?? (items = new Dictionary()); + + private string responseContentType; + public string ResponseContentType + { + get => + responseContentType + ?? (responseContentType = GetResponseContentType(HttpRequest)); + set => this.responseContentType = value; + } + + public const string FormUrlEncoded = "application/x-www-form-urlencoded"; + public const string MultiPartFormData = "multipart/form-data"; + public static string GetResponseContentType(HttpRequest httpReq) + { + var specifiedContentType = GetQueryStringContentType(httpReq); + if (!string.IsNullOrEmpty(specifiedContentType)) + { + return specifiedContentType; + } + + const string serverDefaultContentType = "application/json"; + + var acceptContentTypes = httpReq.Headers.GetCommaSeparatedValues(HeaderNames.Accept); // TODO; + string defaultContentType = null; + if (HasAnyOfContentTypes(httpReq, FormUrlEncoded, MultiPartFormData)) + { + defaultContentType = serverDefaultContentType; + } + + var acceptsAnything = false; + var hasDefaultContentType = defaultContentType != null; + if (acceptContentTypes != null) + { + foreach (var acceptsType in acceptContentTypes) + { + // TODO: @bond move to Span when Span.Split lands + // https://github.com/dotnet/corefx/issues/26528 + var contentType = acceptsType?.Split(';')[0].Trim(); + acceptsAnything = contentType.Equals("*/*", StringComparison.OrdinalIgnoreCase); + + if (acceptsAnything) + { + break; + } + } + + if (acceptsAnything) + { + if (hasDefaultContentType) + { + return defaultContentType; + } + else + { + return serverDefaultContentType; + } + } + } + + if (acceptContentTypes == null && httpReq.ContentType == Soap11) + { + return Soap11; + } + + // We could also send a '406 Not Acceptable', but this is allowed also + return serverDefaultContentType; + } + + public const string Soap11 = "text/xml; charset=utf-8"; + + public static bool HasAnyOfContentTypes(HttpRequest request, params string[] contentTypes) + { + if (contentTypes == null || request.ContentType == null) + { + return false; + } + + foreach (var contentType in contentTypes) + { + if (IsContentType(request, contentType)) + { + return true; + } + } + + return false; + } + + public static bool IsContentType(HttpRequest request, string contentType) + { + return request.ContentType.StartsWith(contentType, StringComparison.OrdinalIgnoreCase); + } + + private static string GetQueryStringContentType(HttpRequest httpReq) + { + string format = httpReq.Query["format"]; + if (format == null) + { + const int formatMaxLength = 4; + string pi = httpReq.Path.ToString(); + if (pi == null || pi.Length <= formatMaxLength) + { + return null; + } + + if (pi[0] == '/') + { + pi = pi.Substring(1); + } + + format = LeftPart(pi, '/'); + if (format.Length > formatMaxLength) + { + return null; + } + } + + format = LeftPart(format, '.'); + if (format.ToLower().Contains("json")) + { + return "application/json"; + } + else if (format.ToLower().Contains("xml")) + { + return "application/xml"; + } + + return null; + } + + public static string LeftPart(string strVal, char needle) + { + if (strVal == null) + { + return null; + } + + var pos = strVal.IndexOf(needle.ToString(), StringComparison.Ordinal); + return pos == -1 ? strVal : strVal.Substring(0, pos); + } + + public static ReadOnlySpan LeftPart(ReadOnlySpan strVal, char needle) + { + if (strVal == null) + { + return null; + } + + var pos = strVal.IndexOf(needle.ToString()); + return pos == -1 ? strVal : strVal.Slice(0, pos); + } + + public static string HandlerFactoryPath; + + private string pathInfo; + public string PathInfo + { + get + { + if (this.pathInfo == null) + { + var mode = HandlerFactoryPath; + + var pos = request.Path.ToString().IndexOf("?", StringComparison.Ordinal); + if (pos != -1) + { + var path = request.Path.ToString().Substring(0, pos); + this.pathInfo = GetPathInfo( + path, + mode, + mode ?? string.Empty); + } + else + { + this.pathInfo = request.Path.ToString(); + } + + this.pathInfo = System.Net.WebUtility.UrlDecode(pathInfo); + this.pathInfo = NormalizePathInfo(pathInfo, mode); + } + + return this.pathInfo; + } + } + + private static string GetPathInfo(string fullPath, string mode, string appPath) + { + var pathInfo = ResolvePathInfoFromMappedPath(fullPath, mode); + if (!string.IsNullOrEmpty(pathInfo)) + { + return pathInfo; + } + + // Wildcard mode relies on this to work out the handlerPath + pathInfo = ResolvePathInfoFromMappedPath(fullPath, appPath); + if (!string.IsNullOrEmpty(pathInfo)) + { + return pathInfo; + } + + return fullPath; + } + + private static string ResolvePathInfoFromMappedPath(string fullPath, string mappedPathRoot) + { + if (mappedPathRoot == null) + { + return null; + } + + var sbPathInfo = new StringBuilder(); + var fullPathParts = fullPath.Split('/'); + var mappedPathRootParts = mappedPathRoot.Split('/'); + var fullPathIndexOffset = mappedPathRootParts.Length - 1; + var pathRootFound = false; + + for (var fullPathIndex = 0; fullPathIndex < fullPathParts.Length; fullPathIndex++) + { + if (pathRootFound) + { + sbPathInfo.Append("/" + fullPathParts[fullPathIndex]); + } + else if (fullPathIndex - fullPathIndexOffset >= 0) + { + pathRootFound = true; + for (var mappedPathRootIndex = 0; mappedPathRootIndex < mappedPathRootParts.Length; mappedPathRootIndex++) + { + if (!string.Equals(fullPathParts[fullPathIndex - fullPathIndexOffset + mappedPathRootIndex], mappedPathRootParts[mappedPathRootIndex], StringComparison.OrdinalIgnoreCase)) + { + pathRootFound = false; + break; + } + } + } + } + + if (!pathRootFound) + { + return null; + } + + var path = sbPathInfo.ToString(); + return path.Length > 1 ? path.TrimEnd('/') : "/"; + } + + private Dictionary cookies; + public IDictionary Cookies + { + get + { + if (cookies == null) + { + cookies = new Dictionary(); + foreach (var cookie in this.request.Cookies) + { + var httpCookie = cookie; + cookies[httpCookie.Key] = new Cookie(httpCookie.Key, httpCookie.Value, "", ""); + } + } + + return cookies; + } + } + + public string UserAgent => request.Headers[HeaderNames.UserAgent]; + + public QueryParamCollection Headers => new QueryParamCollection(request.Headers); + + private QueryParamCollection queryString; + public QueryParamCollection QueryString => queryString ?? (queryString = new QueryParamCollection(request.Query)); + + public bool IsLocal => true; // TODO + + private string httpMethod; + public string HttpMethod => + httpMethod + ?? (httpMethod = request.Method); + + public string Verb => HttpMethod; + + public string ContentType => request.ContentType; + + private Encoding contentEncoding; + public Encoding ContentEncoding + { + get => contentEncoding ?? Encoding.GetEncoding(request.Headers[HeaderNames.ContentEncoding].ToString()); + set => contentEncoding = value; + } + + public Uri UrlReferrer => request.GetTypedHeaders().Referer; + + public static Encoding GetEncoding(string contentTypeHeader) + { + var param = GetParameter(contentTypeHeader, "charset="); + if (param == null) + { + return null; + } + + try + { + return Encoding.GetEncoding(param); + } + catch (ArgumentException) + { + return null; + } + } + + public Stream InputStream => request.Body; + + public long ContentLength => request.ContentLength ?? 0; + + private IHttpFile[] httpFiles; + public IHttpFile[] Files + { + get + { + if (httpFiles == null) + { + if (files == null) + { + return httpFiles = Array.Empty(); + } + + httpFiles = new IHttpFile[files.Count]; + var i = 0; + foreach (var pair in files) + { + var reqFile = pair.Value; + httpFiles[i] = new HttpFile + { + ContentType = reqFile.ContentType, + ContentLength = reqFile.ContentLength, + FileName = reqFile.FileName, + InputStream = reqFile.InputStream, + }; + i++; + } + } + + return httpFiles; + } + } + + public static string NormalizePathInfo(string pathInfo, string handlerPath) + { + if (handlerPath != null) + { + var trimmed = pathInfo.TrimStart('/'); + if (trimmed.StartsWith(handlerPath, StringComparison.OrdinalIgnoreCase)) + { + return trimmed.Substring(handlerPath.Length); + } + } + + return pathInfo; + } + } +} diff --git a/Emby.Server.Implementations/SocketSharp/WebSocketSharpResponse.cs b/Emby.Server.Implementations/SocketSharp/WebSocketSharpResponse.cs new file mode 100644 index 0000000000..c68b959846 --- /dev/null +++ b/Emby.Server.Implementations/SocketSharp/WebSocketSharpResponse.cs @@ -0,0 +1,206 @@ +using System; +using System.Collections.Generic; +using System.IO; +using System.Net; +using System.Net.Sockets; +using System.Runtime.InteropServices; +using System.Text; +using System.Threading; +using System.Threading.Tasks; +using Emby.Server.Implementations; +using MediaBrowser.Model.IO; +using MediaBrowser.Model.Services; +using Microsoft.AspNetCore.Http; +using Microsoft.Extensions.Logging; +using IHttpResponse = MediaBrowser.Model.Services.IHttpResponse; +using IRequest = MediaBrowser.Model.Services.IRequest; + +namespace Emby.Server.Implementations.SocketSharp +{ + public class WebSocketSharpResponse : IHttpResponse + { + private readonly ILogger _logger; + + private readonly HttpResponse _response; + + public WebSocketSharpResponse(ILogger logger, HttpResponse response, IRequest request) + { + _logger = logger; + this._response = response; + Items = new Dictionary(); + Request = request; + } + + public IRequest Request { get; private set; } + + public Dictionary Items { get; private set; } + + public object OriginalResponse => _response; + + public int StatusCode + { + get => this._response.StatusCode; + set => this._response.StatusCode = value; + } + + public string StatusDescription { get; set; } + + public string ContentType + { + get => _response.ContentType; + set => _response.ContentType = value; + } + + public QueryParamCollection Headers => new QueryParamCollection(_response.Headers); + + private static string AsHeaderValue(Cookie cookie) + { + DateTime defaultExpires = DateTime.MinValue; + + var path = cookie.Expires == defaultExpires + ? "/" + : cookie.Path ?? "/"; + + var sb = new StringBuilder(); + + sb.Append($"{cookie.Name}={cookie.Value};path={path}"); + + if (cookie.Expires != defaultExpires) + { + sb.Append($";expires={cookie.Expires:R}"); + } + + if (!string.IsNullOrEmpty(cookie.Domain)) + { + sb.Append($";domain={cookie.Domain}"); + } + + if (cookie.Secure) + { + sb.Append(";Secure"); + } + + if (cookie.HttpOnly) + { + sb.Append(";HttpOnly"); + } + + return sb.ToString(); + } + + public void AddHeader(string name, string value) + { + if (string.Equals(name, "Content-Type", StringComparison.OrdinalIgnoreCase)) + { + ContentType = value; + return; + } + + _response.Headers.Add(name, value); + } + + public string GetHeader(string name) + { + return _response.Headers[name]; + } + + public void Redirect(string url) + { + _response.Redirect(url); + } + + public Stream OutputStream => _response.Body; + + public void Close() + { + if (!this.IsClosed) + { + this.IsClosed = true; + + try + { + var response = this._response; + + var outputStream = response.Body; + + // This is needed with compression + outputStream.Flush(); + outputStream.Dispose(); + } + catch (SocketException) + { + } + catch (Exception ex) + { + _logger.LogError(ex, "Error in HttpListenerResponseWrapper"); + } + } + } + + public bool IsClosed + { + get; + private set; + } + + public void SetContentLength(long contentLength) + { + // you can happily set the Content-Length header in Asp.Net + // but HttpListener will complain if you do - you have to set ContentLength64 on the response. + // workaround: HttpListener throws "The parameter is incorrect" exceptions when we try to set the Content-Length header + //_response.ContentLength64 = contentLength; + } + + public void SetCookie(Cookie cookie) + { + var cookieStr = AsHeaderValue(cookie); + _response.Headers.Add("Set-Cookie", cookieStr); + } + + public bool SendChunked { get; set; } + + public bool KeepAlive { get; set; } + + public void ClearCookies() + { + } + const int StreamCopyToBufferSize = 81920; + public async Task TransmitFile(string path, long offset, long count, FileShareMode fileShareMode, IFileSystem fileSystem, IStreamHelper streamHelper, CancellationToken cancellationToken) + { + // TODO + // return _response.TransmitFile(path, offset, count, fileShareMode, cancellationToken); + var allowAsync = !RuntimeInformation.IsOSPlatform(OSPlatform.Windows); + + //if (count <= 0) + //{ + // allowAsync = true; + //} + + var fileOpenOptions = FileOpenOptions.SequentialScan; + + if (allowAsync) + { + fileOpenOptions |= FileOpenOptions.Asynchronous; + } + + // use non-async filestream along with read due to https://github.com/dotnet/corefx/issues/6039 + + using (var fs = fileSystem.GetFileStream(path, FileOpenMode.Open, FileAccessMode.Read, fileShareMode, fileOpenOptions)) + { + if (offset > 0) + { + fs.Position = offset; + } + + if (count > 0) + { + await streamHelper.CopyToAsync(fs, OutputStream, count, cancellationToken).ConfigureAwait(false); + } + else + { + await fs.CopyToAsync(OutputStream, StreamCopyToBufferSize, cancellationToken).ConfigureAwait(false); + } + } + } + } +} diff --git a/Emby.Server.Implementations/Startup.cs b/Emby.Server.Implementations/Startup.cs new file mode 100644 index 0000000000..164c7eeaa7 --- /dev/null +++ b/Emby.Server.Implementations/Startup.cs @@ -0,0 +1,34 @@ +using System; +using System.Linq; +using MediaBrowser.Api; +using MediaBrowser.Controller; +using Microsoft.AspNetCore.Builder; +using Microsoft.AspNetCore.Hosting; +using Microsoft.AspNetCore.Http; +using Microsoft.AspNetCore.Routing; +using Microsoft.Extensions.Configuration; +using Microsoft.Extensions.DependencyInjection; +using Microsoft.Extensions.Logging; + +namespace Emby.Server.Implementations +{ + public class Startup + { + public IConfiguration Configuration { get; } + + public Startup(IConfiguration configuration) => Configuration = configuration; + + // Use this method to add services to the container. + public void ConfigureServices(IServiceCollection services) + { + services.AddRouting(); + } + + // Use this method to configure the HTTP request pipeline. + public void Configure(IApplicationBuilder app) + { + + } + } + +} diff --git a/Jellyfin.Server/Program.cs b/Jellyfin.Server/Program.cs index 41ee73a565..bfc50468f7 100644 --- a/Jellyfin.Server/Program.cs +++ b/Jellyfin.Server/Program.cs @@ -20,6 +20,7 @@ using MediaBrowser.Common.Configuration; using MediaBrowser.Controller.Drawing; using MediaBrowser.Model.Globalization; using MediaBrowser.Model.IO; +using Microsoft.AspNetCore.Hosting; using Microsoft.Extensions.Configuration; using Microsoft.Extensions.DependencyInjection; using Microsoft.Extensions.Logging; @@ -143,7 +144,7 @@ namespace Jellyfin.Server appHost.ImageProcessor.ImageEncoder = GetImageEncoder(fileSystem, appPaths, appHost.LocalizationManager); await appHost.RunStartupTasks().ConfigureAwait(false); - + appHost.Host.Run(); // TODO: read input for a stop command try diff --git a/MediaBrowser.Model/MediaBrowser.Model.csproj b/MediaBrowser.Model/MediaBrowser.Model.csproj index f17fd7159d..2f1ea13d9b 100644 --- a/MediaBrowser.Model/MediaBrowser.Model.csproj +++ b/MediaBrowser.Model/MediaBrowser.Model.csproj @@ -1,4 +1,4 @@ - + Jellyfin Contributors @@ -13,6 +13,8 @@ + + diff --git a/MediaBrowser.Model/Services/QueryParamCollection.cs b/MediaBrowser.Model/Services/QueryParamCollection.cs index 0e0ebf848b..09806ed9c2 100644 --- a/MediaBrowser.Model/Services/QueryParamCollection.cs +++ b/MediaBrowser.Model/Services/QueryParamCollection.cs @@ -4,6 +4,7 @@ using System.Collections.Specialized; using System.Linq; using System.Net; using MediaBrowser.Model.Dto; +using Microsoft.AspNetCore.Http; namespace MediaBrowser.Model.Services { @@ -23,6 +24,14 @@ namespace MediaBrowser.Model.Services } } + public QueryParamCollection(Microsoft.AspNetCore.Http.IHeaderDictionary headers) + { + foreach (var pair in headers) + { + Add(pair.Key, pair.Value); + } + } + // TODO remove this shit public QueryParamCollection(WebHeaderCollection webHeaderCollection) { @@ -47,6 +56,14 @@ namespace MediaBrowser.Model.Services } } + public QueryParamCollection(IQueryCollection queryCollection) + { + foreach (var pair in queryCollection) + { + Add(pair.Key, pair.Value); + } + } + private static StringComparison GetStringComparison() { return StringComparison.OrdinalIgnoreCase;