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Diffstat (limited to 'LibMatrix/Extensions/HttpClientExtensions.cs')
| -rw-r--r-- | LibMatrix/Extensions/HttpClientExtensions.cs | 423 |
1 files changed, 0 insertions, 423 deletions
diff --git a/LibMatrix/Extensions/HttpClientExtensions.cs b/LibMatrix/Extensions/HttpClientExtensions.cs deleted file mode 100644 index f801e16..0000000 --- a/LibMatrix/Extensions/HttpClientExtensions.cs +++ /dev/null @@ -1,423 +0,0 @@ -#define SINGLE_HTTPCLIENT // Use a single HttpClient instance for all MatrixHttpClient instances -// #define SYNC_HTTPCLIENT // Only allow one request as a time, for debugging -using System.Diagnostics; -using System.Diagnostics.CodeAnalysis; -using System.Net.Http.Headers; -using System.Reflection; -using System.Security.Cryptography.X509Certificates; -using System.Text; -using System.Text.Json; -using System.Text.Json.Serialization; -using ArcaneLibs; -using ArcaneLibs.Extensions; - -namespace LibMatrix.Extensions; - -public static class HttpClientExtensions { - public static async Task<bool> CheckSuccessStatus(this HttpClient hc, string url) { - //cors causes failure, try to catch - try { - var resp = await hc.GetAsync(url); - return resp.IsSuccessStatusCode; - } - catch (Exception e) { - Console.WriteLine($"Failed to check success status: {e.Message}"); - return false; - } - } -} - -#region Per-instance HTTP client code - -#if !SINGLE_HTTPCLIENT -public class MatrixHttpClient() : HttpClient(handler) { - private static readonly SocketsHttpHandler handler = new() { - PooledConnectionLifetime = TimeSpan.FromMinutes(15), - MaxConnectionsPerServer = 256, - EnableMultipleHttp2Connections = true - }; - - public Dictionary<string, string> AdditionalQueryParameters { get; set; } = new(); - internal string? AssertedUserId { get; set; } - - internal SemaphoreSlim _rateLimitSemaphore { get; } = new(1, 1); - - internal const bool debug = false; - - private JsonSerializerOptions GetJsonSerializerOptions(JsonSerializerOptions? options = null) { - options ??= new JsonSerializerOptions(); - options.Converters.Add(new JsonFloatStringConverter()); - options.Converters.Add(new JsonDoubleStringConverter()); - options.Converters.Add(new JsonDecimalStringConverter()); - options.DefaultIgnoreCondition = JsonIgnoreCondition.WhenWritingNull; - return options; - } - - public async Task<HttpResponseMessage> SendUnhandledAsync(HttpRequestMessage request, CancellationToken cancellationToken) { - if(debug) await _rateLimitSemaphore.WaitAsync(cancellationToken); - Console.WriteLine($"Sending {request.Method} {BaseAddress}{request.RequestUri} ({Util.BytesToString(request.Content?.Headers.ContentLength ?? 0)})"); - if (request.RequestUri is null) throw new NullReferenceException("RequestUri is null"); - if (!request.RequestUri.IsAbsoluteUri) request.RequestUri = new Uri(BaseAddress, request.RequestUri); - // if (AssertedUserId is not null) request.RequestUri = request.RequestUri.AddQuery("user_id", AssertedUserId); - foreach (var (key, value) in AdditionalQueryParameters) request.RequestUri = request.RequestUri.AddQuery(key, value); - - // Console.WriteLine($"Sending request to {request.RequestUri}"); - - try { - var webAssemblyEnableStreamingResponseKey = - new HttpRequestOptionsKey<bool>("WebAssemblyEnableStreamingResponse"); - request.Options.Set(webAssemblyEnableStreamingResponseKey, true); - } - catch (Exception e) { - Console.WriteLine("Failed to set browser response streaming:"); - Console.WriteLine(e); - } - - HttpResponseMessage? responseMessage; - try { - responseMessage = await base.SendAsync(request, HttpCompletionOption.ResponseHeadersRead, cancellationToken); - } - catch (Exception e) { - Console.WriteLine($"Failed to send request {request.Method} {BaseAddress}{request.RequestUri} ({Util.BytesToString(request.Content?.Headers.ContentLength ?? 0)}):\n{e}"); - throw; - } - finally { - if(debug) _rateLimitSemaphore.Release(); - } - - Console.WriteLine($"Sending {request.Method} {request.RequestUri} ({Util.BytesToString(request.Content?.Headers.ContentLength ?? 0)}) -> {(int)responseMessage.StatusCode} {responseMessage.StatusCode} ({Util.BytesToString(responseMessage.Content.Headers.ContentLength ?? 0)})"); - - return responseMessage; - } - - public async Task<HttpResponseMessage> SendAsync(HttpRequestMessage request, CancellationToken cancellationToken) { - var responseMessage = await SendUnhandledAsync(request, cancellationToken); - if (responseMessage.IsSuccessStatusCode) return responseMessage; - - //error handling - var content = await responseMessage.Content.ReadAsStringAsync(cancellationToken); - if (content.Length == 0) - throw new MatrixException() { - ErrorCode = "M_UNKNOWN", - Error = "Unknown error, server returned no content" - }; - if (!content.StartsWith('{')) throw new InvalidDataException("Encountered invalid data:\n" + content); - //we have a matrix error - - MatrixException? ex = null; - try { - ex = JsonSerializer.Deserialize<MatrixException>(content); - } - catch (JsonException e) { - throw new LibMatrixException() { - ErrorCode = "M_INVALID_JSON", - Error = e.Message + "\nBody:\n" + await responseMessage.Content.ReadAsStringAsync(cancellationToken) - }; - } - - Debug.Assert(ex != null, nameof(ex) + " != null"); - ex.RawContent = content; - // Console.WriteLine($"Failed to send request: {ex}"); - if (ex?.RetryAfterMs is null) throw ex!; - //we have a ratelimit error - await Task.Delay(ex.RetryAfterMs.Value, cancellationToken); - typeof(HttpRequestMessage).GetField("_sendStatus", BindingFlags.NonPublic | BindingFlags.Instance) - ?.SetValue(request, 0); - return await SendAsync(request, cancellationToken); - } - - // GetAsync - public Task<HttpResponseMessage> GetAsync([StringSyntax("Uri")] string? requestUri, CancellationToken? cancellationToken = null) => - SendAsync(new HttpRequestMessage(HttpMethod.Get, requestUri), cancellationToken ?? CancellationToken.None); - - // GetFromJsonAsync - public async Task<T?> TryGetFromJsonAsync<T>(string requestUri, JsonSerializerOptions? options = null, CancellationToken cancellationToken = default) { - try { - return await GetFromJsonAsync<T>(requestUri, options, cancellationToken); - } - catch (HttpRequestException e) { - Console.WriteLine($"Failed to get {requestUri}: {e.Message}"); - return default; - } - } - - public async Task<T> GetFromJsonAsync<T>(string requestUri, JsonSerializerOptions? options = null, CancellationToken cancellationToken = default) { - options = GetJsonSerializerOptions(options); - // Console.WriteLine($"GetFromJsonAsync called for {requestUri} with json options {options?.ToJson(ignoreNull:true)} and cancellation token {cancellationToken}"); - var request = new HttpRequestMessage(HttpMethod.Get, requestUri); - request.Headers.Accept.Add(new MediaTypeWithQualityHeaderValue("application/json")); - var response = await SendAsync(request, cancellationToken); - response.EnsureSuccessStatusCode(); - await using var responseStream = await response.Content.ReadAsStreamAsync(cancellationToken); -#if DEBUG && false // This is only used for testing, so it's disabled by default - try { - await PostAsync("http://localhost:5116/validate/" + typeof(T).AssemblyQualifiedName, new StreamContent(responseStream), cancellationToken); - } - catch (Exception e) { - Console.WriteLine("[!!] Checking sync response failed: " + e); - } -#endif - return await JsonSerializer.DeserializeAsync<T>(responseStream, options, cancellationToken) ?? - throw new InvalidOperationException("Failed to deserialize response"); - } - - // GetStreamAsync - public new async Task<Stream> GetStreamAsync(string requestUri, CancellationToken cancellationToken = default) { - var request = new HttpRequestMessage(HttpMethod.Get, requestUri); - request.Headers.Accept.Add(new MediaTypeWithQualityHeaderValue("application/json")); - var response = await SendAsync(request, cancellationToken); - response.EnsureSuccessStatusCode(); - return await response.Content.ReadAsStreamAsync(cancellationToken); - } - - public async Task<HttpResponseMessage> PutAsJsonAsync<T>([StringSyntax(StringSyntaxAttribute.Uri)] string? requestUri, T value, JsonSerializerOptions? options = null, - CancellationToken cancellationToken = default) where T : notnull { - options = GetJsonSerializerOptions(options); - var request = new HttpRequestMessage(HttpMethod.Put, requestUri); - request.Headers.Accept.Add(new MediaTypeWithQualityHeaderValue("application/json")); - // Console.WriteLine($"Sending PUT {requestUri}"); - // Console.WriteLine($"Content: {JsonSerializer.Serialize(value, value.GetType(), options)}"); - // Console.WriteLine($"Type: {value.GetType().FullName}"); - request.Content = new StringContent(JsonSerializer.Serialize(value, value.GetType(), options), - Encoding.UTF8, "application/json"); - return await SendAsync(request, cancellationToken); - } - - public async Task<HttpResponseMessage> PostAsJsonAsync<T>([StringSyntax(StringSyntaxAttribute.Uri)] string? requestUri, T value, JsonSerializerOptions? options = null, - CancellationToken cancellationToken = default) where T : notnull { - options ??= new JsonSerializerOptions(); - options.Converters.Add(new JsonFloatStringConverter()); - options.Converters.Add(new JsonDoubleStringConverter()); - options.Converters.Add(new JsonDecimalStringConverter()); - options.DefaultIgnoreCondition = JsonIgnoreCondition.WhenWritingNull; - var request = new HttpRequestMessage(HttpMethod.Post, requestUri); - request.Headers.Accept.Add(new MediaTypeWithQualityHeaderValue("application/json")); - request.Content = new StringContent(JsonSerializer.Serialize(value, value.GetType(), options), - Encoding.UTF8, "application/json"); - return await SendAsync(request, cancellationToken); - } - - public async IAsyncEnumerable<T?> GetAsyncEnumerableFromJsonAsync<T>([StringSyntax(StringSyntaxAttribute.Uri)] string? requestUri, JsonSerializerOptions? options = null) { - options = GetJsonSerializerOptions(options); - var res = await GetAsync(requestUri); - var result = JsonSerializer.DeserializeAsyncEnumerable<T>(await res.Content.ReadAsStreamAsync(), options); - await foreach (var resp in result) yield return resp; - } -} -#endif - -#endregion - -#if SINGLE_HTTPCLIENT -public class MatrixHttpClient { - private static readonly SocketsHttpHandler handler; - - private static readonly HttpClient client; - - static MatrixHttpClient() { - try { - handler = new SocketsHttpHandler { - PooledConnectionLifetime = TimeSpan.FromMinutes(15), - MaxConnectionsPerServer = 4096, - EnableMultipleHttp2Connections = true - }; - client = new HttpClient(handler) { - DefaultRequestVersion = new Version(3, 0) - }; - } - catch (PlatformNotSupportedException e) { - Console.WriteLine("Failed to create HttpClient with connection pooling, continuing without connection pool!"); - Console.WriteLine("Original exception (safe to ignore!):"); - Console.WriteLine(e); - - client = new HttpClient { - DefaultRequestVersion = new Version(3, 0) - }; - } - catch (Exception e) { - Console.WriteLine("Failed to create HttpClient:"); - Console.WriteLine(e); - throw; - } - } - -#if SYNC_HTTPCLIENT - internal SemaphoreSlim _rateLimitSemaphore { get; } = new(1, 1); -#endif - - public Dictionary<string, string> AdditionalQueryParameters { get; set; } = new(); - - public Uri? BaseAddress { get; set; } - - // default headers, not bound to client - public HttpRequestHeaders DefaultRequestHeaders { get; set; } = - typeof(HttpRequestHeaders).GetConstructor(BindingFlags.NonPublic | BindingFlags.Instance, null, new Type[0], null)?.Invoke(new object[0]) as HttpRequestHeaders ?? - throw new InvalidOperationException("Failed to create HttpRequestHeaders"); - - private JsonSerializerOptions GetJsonSerializerOptions(JsonSerializerOptions? options = null) { - options ??= new JsonSerializerOptions(); - options.Converters.Add(new JsonFloatStringConverter()); - options.Converters.Add(new JsonDoubleStringConverter()); - options.Converters.Add(new JsonDecimalStringConverter()); - options.DefaultIgnoreCondition = JsonIgnoreCondition.WhenWritingNull; - return options; - } - - public async Task<HttpResponseMessage> SendUnhandledAsync(HttpRequestMessage request, CancellationToken cancellationToken) { -#if SYNC_HTTPCLIENT - await _rateLimitSemaphore.WaitAsync(cancellationToken); -#endif - - Console.WriteLine($"Sending {request.Method} {BaseAddress}{request.RequestUri} ({Util.BytesToString(request.Content?.Headers.ContentLength ?? 0)})"); - - if (request.RequestUri is null) throw new NullReferenceException("RequestUri is null"); - if (!request.RequestUri.IsAbsoluteUri) request.RequestUri = new Uri(BaseAddress, request.RequestUri); - foreach (var (key, value) in AdditionalQueryParameters) request.RequestUri = request.RequestUri.AddQuery(key, value); - foreach (var (key, value) in DefaultRequestHeaders) request.Headers.Add(key, value); - - request.Options.Set(new HttpRequestOptionsKey<bool>("WebAssemblyEnableStreamingResponse"), true); - - HttpResponseMessage? responseMessage; - try { - responseMessage = await client.SendAsync(request, HttpCompletionOption.ResponseHeadersRead, cancellationToken); - } - catch (Exception e) { - Console.WriteLine( - $"Failed to send request {request.Method} {BaseAddress}{request.RequestUri} ({Util.BytesToString(request.Content?.Headers.ContentLength ?? 0)}):\n{e}"); - throw; - } -#if SYNC_HTTPCLIENT - finally { - _rateLimitSemaphore.Release(); - } -#endif - - Console.WriteLine( - $"Sending {request.Method} {request.RequestUri} ({Util.BytesToString(request.Content?.Headers.ContentLength ?? 0)}) -> {(int)responseMessage.StatusCode} {responseMessage.StatusCode} ({Util.BytesToString(responseMessage.Content.Headers.ContentLength ?? 0)})"); - - return responseMessage; - } - - public async Task<HttpResponseMessage> SendAsync(HttpRequestMessage request, CancellationToken cancellationToken = default) { - var responseMessage = await SendUnhandledAsync(request, cancellationToken); - if (responseMessage.IsSuccessStatusCode) return responseMessage; - - //error handling - var content = await responseMessage.Content.ReadAsStringAsync(cancellationToken); - if (content.Length == 0) - throw new MatrixException() { - ErrorCode = "M_UNKNOWN", - Error = "Unknown error, server returned no content" - }; - if (!content.StartsWith('{')) throw new InvalidDataException("Encountered invalid data:\n" + content); - //we have a matrix error - - MatrixException? ex = null; - try { - ex = JsonSerializer.Deserialize<MatrixException>(content); - } - catch (JsonException e) { - throw new LibMatrixException() { - ErrorCode = "M_INVALID_JSON", - Error = e.Message + "\nBody:\n" + await responseMessage.Content.ReadAsStringAsync(cancellationToken) - }; - } - - Debug.Assert(ex != null, nameof(ex) + " != null"); - ex.RawContent = content; - // Console.WriteLine($"Failed to send request: {ex}"); - if (ex?.RetryAfterMs is null) throw ex!; - //we have a ratelimit error - await Task.Delay(ex.RetryAfterMs.Value, cancellationToken); - typeof(HttpRequestMessage).GetField("_sendStatus", BindingFlags.NonPublic | BindingFlags.Instance) - ?.SetValue(request, 0); - return await SendAsync(request, cancellationToken); - } - - // GetAsync - public Task<HttpResponseMessage> GetAsync([StringSyntax("Uri")] string? requestUri, CancellationToken? cancellationToken = null) => - SendAsync(new HttpRequestMessage(HttpMethod.Get, requestUri), cancellationToken ?? CancellationToken.None); - - // GetFromJsonAsync - public async Task<T?> TryGetFromJsonAsync<T>(string requestUri, JsonSerializerOptions? options = null, CancellationToken cancellationToken = default) { - try { - return await GetFromJsonAsync<T>(requestUri, options, cancellationToken); - } - catch (HttpRequestException e) { - Console.WriteLine($"Failed to get {requestUri}: {e.Message}"); - return default; - } - } - - public async Task<T> GetFromJsonAsync<T>(string requestUri, JsonSerializerOptions? options = null, CancellationToken cancellationToken = default) { - options = GetJsonSerializerOptions(options); - var request = new HttpRequestMessage(HttpMethod.Get, requestUri); - request.Headers.Accept.Add(new MediaTypeWithQualityHeaderValue("application/json")); - var response = await SendAsync(request, cancellationToken); - response.EnsureSuccessStatusCode(); - await using var responseStream = await response.Content.ReadAsStreamAsync(cancellationToken); - - return await JsonSerializer.DeserializeAsync<T>(responseStream, options, cancellationToken) ?? - throw new InvalidOperationException("Failed to deserialize response"); - } - - // GetStreamAsync - public new async Task<Stream> GetStreamAsync(string requestUri, CancellationToken cancellationToken = default) { - var request = new HttpRequestMessage(HttpMethod.Get, requestUri); - request.Headers.Accept.Add(new MediaTypeWithQualityHeaderValue("application/json")); - var response = await SendAsync(request, cancellationToken); - response.EnsureSuccessStatusCode(); - return await response.Content.ReadAsStreamAsync(cancellationToken); - } - - public async Task<HttpResponseMessage> PutAsJsonAsync<T>([StringSyntax(StringSyntaxAttribute.Uri)] string? requestUri, T value, JsonSerializerOptions? options = null, - CancellationToken cancellationToken = default) where T : notnull { - options = GetJsonSerializerOptions(options); - var request = new HttpRequestMessage(HttpMethod.Put, requestUri); - request.Headers.Accept.Add(new MediaTypeWithQualityHeaderValue("application/json")); - request.Content = new StringContent(JsonSerializer.Serialize(value, value.GetType(), options), - Encoding.UTF8, "application/json"); - return await SendAsync(request, cancellationToken); - } - - public async Task<HttpResponseMessage> PostAsJsonAsync<T>([StringSyntax(StringSyntaxAttribute.Uri)] string? requestUri, T value, JsonSerializerOptions? options = null, - CancellationToken cancellationToken = default) where T : notnull { - options ??= new JsonSerializerOptions(); - options.Converters.Add(new JsonFloatStringConverter()); - options.Converters.Add(new JsonDoubleStringConverter()); - options.Converters.Add(new JsonDecimalStringConverter()); - options.DefaultIgnoreCondition = JsonIgnoreCondition.WhenWritingNull; - var request = new HttpRequestMessage(HttpMethod.Post, requestUri); - request.Headers.Accept.Add(new MediaTypeWithQualityHeaderValue("application/json")); - request.Content = new StringContent(JsonSerializer.Serialize(value, value.GetType(), options), - Encoding.UTF8, "application/json"); - return await SendAsync(request, cancellationToken); - } - - public async IAsyncEnumerable<T?> GetAsyncEnumerableFromJsonAsync<T>([StringSyntax(StringSyntaxAttribute.Uri)] string? requestUri, JsonSerializerOptions? options = null) { - options = GetJsonSerializerOptions(options); - var res = await GetAsync(requestUri); - var result = JsonSerializer.DeserializeAsyncEnumerable<T>(await res.Content.ReadAsStreamAsync(), options); - await foreach (var resp in result) yield return resp; - } - - public async Task<bool> CheckSuccessStatus(string url) { - //cors causes failure, try to catch - try { - var resp = await client.GetAsync(url); - return resp.IsSuccessStatusCode; - } - catch (Exception e) { - Console.WriteLine($"Failed to check success status: {e.Message}"); - return false; - } - } - - public async Task<HttpResponseMessage> PostAsync(string uri, HttpContent? content, CancellationToken cancellationToken = default) { - var request = new HttpRequestMessage(HttpMethod.Post, uri) { - Content = content - }; - return await SendAsync(request, cancellationToken); - } -} -#endif \ No newline at end of file |