Update Elastic.Transport to 0.5.2 (#8405)

src/Elastic.Clients.Elasticsearch.Serverless/Core/ElasticsearchClientProductRegistration.cs

@@ -25,14 +25,14 @@ public ElasticsearchClientProductRegistration(Type markerType) : base(markerType
 
 	public override string ServiceIdentifier => "esv";
 
-	public override string DefaultMimeType => null; // Prevent base 'ElasticsearchProductRegistration' from sending the compatibility header
+	public override string? DefaultContentType => null; // Prevent base 'ElasticsearchProductRegistration' from sending the compatibility header
 
 	public override MetaHeaderProvider MetaHeaderProvider => _metaHeaderProvider;
 
 	/// <summary>
 	///     Elastic.Clients.Elasticsearch handles 404 in its <see cref="ElasticsearchResponse.IsValidResponse" />, we do not want the low level client throwing
 	///     exceptions
-	///     when <see cref="ITransportConfiguration.ThrowExceptions" /> is enabled for 404's. The client is in charge of
+	///     when <see cref="IRequestConfiguration.ThrowExceptions" /> is enabled for 404's. The client is in charge of
 	///     composing paths
 	///     so a 404 never signals a wrong URL but a missing entity.
 	/// </summary>
@@ -77,7 +77,7 @@ public class ApiVersionMetaHeaderProducer : MetaHeaderProducer
 
 	public override string HeaderName => "Elastic-Api-Version";
 
-	public override string ProduceHeaderValue(RequestData requestData) => _apiVersion;
+	public override string ProduceHeaderValue(RequestData requestData, bool isAsync) => _apiVersion;
 
 	public ApiVersionMetaHeaderProducer(VersionInfo version)
 	{

src/Elastic.Clients.Elasticsearch.Serverless/Elastic.Clients.Elasticsearch.Serverless.csproj

@@ -21,7 +21,7 @@
     <Nullable>annotations</Nullable>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="Elastic.Transport" Version="0.4.26" />
+    <PackageReference Include="Elastic.Transport" Version="0.5.2" />
   </ItemGroup>
   <ItemGroup>
     <InternalsVisibleTo Include="Tests" Key="$(ExposedPublicKey)" />

src/Elastic.Clients.Elasticsearch/Core/ElasticsearchClientProductRegistration.cs

@@ -18,7 +18,7 @@ public ElasticsearchClientProductRegistration(Type markerType) : base(markerType
 	/// <summary>
 	///     Elastic.Clients.Elasticsearch handles 404 in its <see cref="ElasticsearchResponse.IsValidResponse" />, we do not want the low level client throwing
 	///     exceptions
-	///     when <see cref="ITransportConfiguration.ThrowExceptions" /> is enabled for 404's. The client is in charge of
+	///     when <see cref="IRequestConfiguration.ThrowExceptions" /> is enabled for 404's. The client is in charge of
 	///     composing paths
 	///     so a 404 never signals a wrong URL but a missing entity.
 	/// </summary>

src/Elastic.Clients.Elasticsearch/Elastic.Clients.Elasticsearch.csproj

@@ -21,7 +21,7 @@
     <Nullable>annotations</Nullable>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="Elastic.Transport" Version="0.4.26" />
+    <PackageReference Include="Elastic.Transport" Version="0.5.2" />
   </ItemGroup>
   <ItemGroup>
     <InternalsVisibleTo Include="Tests" Key="$(ExposedPublicKey)" />

src/Elastic.Clients.Elasticsearch/_Shared/Api/BulkRequest.cs

@@ -32,13 +32,17 @@ namespace Elastic.Clients.Elasticsearch;
 
 public partial class BulkRequest : IStreamSerializable
 {
-	internal Request Self => this;
+	private static readonly IRequestConfiguration RequestConfigSingleton = new RequestConfiguration
+	{
+		Accept = "application/json",
+		ContentType = "application/x-ndjson"
+	};
 
-	public BulkOperationsCollection Operations { get; set; }
+	internal Request Self => this;
 
-	internal override string ContentType => "application/x-ndjson";
+	protected internal override IRequestConfiguration RequestConfig => RequestConfigSingleton;
 
-	internal override string Accept => "application/json";
+	public BulkOperationsCollection Operations { get; set; }
 
 	public void Serialize(Stream stream, IElasticsearchClientSettings settings, SerializationFormatting formatting = SerializationFormatting.None)
 	{
@@ -87,9 +91,13 @@ public async Task SerializeAsync(Stream stream, IElasticsearchClientSettings set
 
 public sealed partial class BulkRequestDescriptor : IStreamSerializable
 {
-	internal override string ContentType => "application/x-ndjson";
+	private static readonly IRequestConfiguration RequestConfigSingleton = new RequestConfiguration
+	{
+		Accept = "application/json",
+		ContentType = "application/x-ndjson"
+	};
 
-	internal override string Accept => "application/json";
+	protected internal override IRequestConfiguration RequestConfig => RequestConfigSingleton;
 
 	private readonly BulkOperationsCollection _operations = new();
 

src/Elastic.Clients.Elasticsearch/_Shared/Api/Esql/EsqlQueryRequest.cs

@@ -12,18 +12,19 @@
 #if ELASTICSEARCH_SERVERLESS
 namespace Elastic.Clients.Elasticsearch.Serverless.Esql;
 #else
-
 namespace Elastic.Clients.Elasticsearch.Esql;
 #endif
 
-internal sealed class EsqlResponseBuilder : CustomResponseBuilder
+internal sealed class EsqlResponseBuilder : TypedResponseBuilder<EsqlQueryResponse>
 {
-	public override object DeserializeResponse(Serializer serializer, ApiCallDetails response, Stream stream)
+	protected override EsqlQueryResponse? Build(ApiCallDetails apiCallDetails, RequestData requestData,
+		Stream responseStream,
+		string contentType, long contentLength)
 	{
-		var bytes = stream switch
+		var bytes = responseStream switch
 		{
 			MemoryStream ms => ms.ToArray(),
-			_ => BytesFromStream(stream)
+			_ => BytesFromStream(responseStream)
 		};
 
 		return new EsqlQueryResponse { Data = bytes };
@@ -37,13 +38,14 @@ static byte[] BytesFromStream(Stream stream)
 		}
 	}
 
-	public override async Task<object> DeserializeResponseAsync(Serializer serializer, ApiCallDetails response, Stream stream,
-		CancellationToken ctx = new CancellationToken())
+	protected override async Task<EsqlQueryResponse?> BuildAsync(ApiCallDetails apiCallDetails, RequestData requestData,
+		Stream responseStream,
+		string contentType, long contentLength, CancellationToken cancellationToken = default)
 	{
-		var bytes = stream switch
+		var bytes = responseStream switch
 		{
 			MemoryStream ms => ms.ToArray(),
-			_ => await BytesFromStreamAsync(stream, ctx).ConfigureAwait(false)
+			_ => await BytesFromStreamAsync(responseStream, cancellationToken).ConfigureAwait(false)
 		};
 
 		return new EsqlQueryResponse { Data = bytes };
@@ -62,10 +64,3 @@ static async Task<byte[]> BytesFromStreamAsync(Stream stream, CancellationToken
 		}
 	}
 }
-
-public sealed partial class EsqlQueryRequestParameters
-{
-	private static readonly EsqlResponseBuilder ResponseBuilder = new();
-
-	public EsqlQueryRequestParameters() => CustomResponseBuilder = ResponseBuilder;
-}

src/Elastic.Clients.Elasticsearch/_Shared/Client/ElasticsearchClient.cs

@@ -21,7 +21,6 @@
 #if ELASTICSEARCH_SERVERLESS
 namespace Elastic.Clients.Elasticsearch.Serverless;
 #else
-
 namespace Elastic.Clients.Elasticsearch;
 #endif
 
@@ -165,14 +164,12 @@ private ValueTask<TResponse> DoRequestCoreAsync<TRequest, TResponse, TRequestPar
 
 		ValueTask<TResponse> SendRequest()
 		{
-			var (resolvedUrl, _, resolvedRouteValues, postData) = PrepareRequest<TRequest, TRequestParameters>(request, forceConfiguration);
+			var (endpointPath, resolvedRouteValues, postData) = PrepareRequest<TRequest, TRequestParameters>(request);
 			var openTelemetryData = PrepareOpenTelemetryData<TRequest, TRequestParameters>(request, resolvedRouteValues);
 
 			return isAsync
-				? new ValueTask<TResponse>(_transport
-					.RequestAsync<TResponse>(request.HttpMethod, resolvedUrl, postData, request.RequestParameters, in openTelemetryData, cancellationToken))
-				: new ValueTask<TResponse>(_transport
-					.Request<TResponse>(request.HttpMethod, resolvedUrl, postData, request.RequestParameters, in openTelemetryData));
+				? new ValueTask<TResponse>(_transport.RequestAsync<TResponse>(endpointPath, postData, in openTelemetryData, request.RequestConfig, cancellationToken))
+				: new ValueTask<TResponse>(_transport.Request<TResponse>(endpointPath, postData, in openTelemetryData, request.RequestConfig));
 		}
 
 		async ValueTask<TResponse> SendRequestWithProductCheck()
@@ -198,73 +195,59 @@ async ValueTask<TResponse> SendRequestWithProductCheckCore()
 		{
 			// Attach product check header
 
-			var hadRequestConfig = false;
-			HeadersList? originalHeaders = null;
-
-			if (request.RequestParameters.RequestConfiguration is null)
-				request.RequestParameters.RequestConfiguration = new RequestConfiguration();
-			else
-			{
-				originalHeaders = request.RequestParameters.RequestConfiguration.ResponseHeadersToParse;
-				hadRequestConfig = true;
-			}
-
-			request.RequestParameters.RequestConfiguration.ResponseHeadersToParse = request.RequestParameters.RequestConfiguration.ResponseHeadersToParse.Count == 0
-				? new HeadersList("x-elastic-product")
-				: new HeadersList(request.RequestParameters.RequestConfiguration.ResponseHeadersToParse, "x-elastic-product");
+			// TODO: The copy constructor should accept null values
+			var requestConfig = (request.RequestConfig is null)
+				? new RequestConfiguration()
+				{
+					ResponseHeadersToParse = new HeadersList("x-elastic-product")
+				}
+				: new RequestConfiguration(request.RequestConfig)
+				{
+					ResponseHeadersToParse = (request.RequestConfig.ResponseHeadersToParse is { Count: > 0 })
+						? new HeadersList(request.RequestConfig.ResponseHeadersToParse, "x-elastic-product")
+						: new HeadersList("x-elastic-product")
+				};
 
 			// Send request
 
-			var (resolvedUrl, _, resolvedRouteValues, postData) = PrepareRequest<TRequest, TRequestParameters>(request, forceConfiguration);
+			var (endpointPath, resolvedRouteValues, postData) = PrepareRequest<TRequest, TRequestParameters>(request);
 			var openTelemetryData = PrepareOpenTelemetryData<TRequest, TRequestParameters>(request, resolvedRouteValues);
 
 			TResponse response;
 
 			if (isAsync)
 			{
 				response = await _transport
-					.RequestAsync<TResponse>(request.HttpMethod, resolvedUrl, postData, request.RequestParameters, in openTelemetryData, cancellationToken)
+					.RequestAsync<TResponse>(endpointPath, postData, in openTelemetryData, requestConfig, cancellationToken)
 					.ConfigureAwait(false);
 			}
 			else
 			{
-				response = _transport
-					.Request<TResponse>(request.HttpMethod, resolvedUrl, postData, request.RequestParameters, in openTelemetryData);
+				response = _transport.Request<TResponse>(endpointPath, postData, in openTelemetryData, requestConfig);
 			}
 
 			// Evaluate product check result
 
 			var hasSuccessStatusCode = response.ApiCallDetails.HttpStatusCode is >= 200 and <= 299;
-			if (hasSuccessStatusCode)
-			{
-				var productCheckSucceeded = response.ApiCallDetails.TryGetHeader("x-elastic-product", out var values) &&
-											values.FirstOrDefault(x => x.Equals("Elasticsearch", StringComparison.Ordinal)) is not null;
-
-				_productCheckStatus = productCheckSucceeded
-					? (int)ProductCheckStatus.Succeeded
-					: (int)ProductCheckStatus.Failed;
-
-				if (_productCheckStatus == (int)ProductCheckStatus.Failed)
-					throw new UnsupportedProductException(UnsupportedProductException.InvalidProductError);
-			}
-
-			if (request.RequestParameters.RequestConfiguration is null)
-				return response;
-
-			// Reset request configuration
-
-			if (!hadRequestConfig)
-				request.RequestParameters.RequestConfiguration = null;
-			else if (originalHeaders is { Count: > 0 })
-				request.RequestParameters.RequestConfiguration.ResponseHeadersToParse = originalHeaders.Value;
-
 			if (!hasSuccessStatusCode)
 			{
 				// The product check is unreliable for non success status codes.
 				// We have to re-try on the next request.
 				_productCheckStatus = (int)ProductCheckStatus.NotChecked;
+
+				return response;
 			}
 
+			var productCheckSucceeded = response.ApiCallDetails.TryGetHeader("x-elastic-product", out var values) &&
+										values.FirstOrDefault(x => x.Equals("Elasticsearch", StringComparison.Ordinal)) is not null;
+
+			_productCheckStatus = productCheckSucceeded
+				? (int)ProductCheckStatus.Succeeded
+				: (int)ProductCheckStatus.Failed;
+
+			if (_productCheckStatus == (int)ProductCheckStatus.Failed)
+				throw new UnsupportedProductException(UnsupportedProductException.InvalidProductError);
+
 			return response;
 		}
 	}
@@ -304,69 +287,21 @@ private static OpenTelemetryData PrepareOpenTelemetryData<TRequest, TRequestPara
 		return openTelemetryData;
 	}
 
-	private (string resolvedUrl, string urlTemplate, Dictionary<string, string>? resolvedRouteValues, PostData data) PrepareRequest<TRequest, TRequestParameters>(TRequest request,
-		Action<IRequestConfiguration>? forceConfiguration)
+	private (EndpointPath endpointPath, Dictionary<string, string>? resolvedRouteValues, PostData data) PrepareRequest<TRequest, TRequestParameters>(TRequest request)
 		where TRequest : Request<TRequestParameters>
 		where TRequestParameters : RequestParameters, new()
 	{
 		request.ThrowIfNull(nameof(request), "A request is required.");
 
-		if (forceConfiguration is not null)
-			ForceConfiguration(request, forceConfiguration);
-
-		if (request.ContentType is not null)
-			ForceContentType<TRequest, TRequestParameters>(request, request.ContentType);
-
-		if (request.Accept is not null)
-			ForceAccept<TRequest, TRequestParameters>(request, request.Accept);
-
-		var (resolvedUrl, urlTemplate, routeValues) = request.GetUrl(ElasticsearchClientSettings);
+		var (resolvedUrl, _, routeValues) = request.GetUrl(ElasticsearchClientSettings);
+		var pathAndQuery = request.RequestParameters.CreatePathWithQueryStrings(resolvedUrl, ElasticsearchClientSettings);
 
 		var postData =
 			request.HttpMethod == HttpMethod.GET ||
 			request.HttpMethod == HttpMethod.HEAD || !request.SupportsBody
 				? null
 				: PostData.Serializable(request);
 
-		return (resolvedUrl, urlTemplate, routeValues, postData);
-	}
-
-	private static void ForceConfiguration<TRequestParameters>(Request<TRequestParameters> request, Action<IRequestConfiguration> forceConfiguration)
-		where TRequestParameters : RequestParameters, new()
-	{
-		var configuration = request.RequestParameters.RequestConfiguration ?? new RequestConfiguration();
-		forceConfiguration(configuration);
-		request.RequestParameters.RequestConfiguration = configuration;
-	}
-
-	private static void ForceContentType<TRequest, TRequestParameters>(TRequest request, string contentType)
-		where TRequest : Request<TRequestParameters>
-		where TRequestParameters : RequestParameters, new()
-	{
-		var configuration = request.RequestParameters.RequestConfiguration ?? new RequestConfiguration();
-		configuration.Accept = contentType;
-		configuration.ContentType = contentType;
-		request.RequestParameters.RequestConfiguration = configuration;
-	}
-
-	private static void ForceAccept<TRequest, TRequestParameters>(TRequest request, string acceptType)
-		where TRequest : Request<TRequestParameters>
-		where TRequestParameters : RequestParameters, new()
-	{
-		var configuration = request.RequestParameters.RequestConfiguration ?? new RequestConfiguration();
-		configuration.Accept = acceptType;
-		request.RequestParameters.RequestConfiguration = configuration;
-	}
-
-	internal static void ForceJson(IRequestConfiguration requestConfiguration)
-	{
-		requestConfiguration.Accept = RequestData.DefaultMimeType;
-		requestConfiguration.ContentType = RequestData.DefaultMimeType;
-	}
-
-	internal static void ForceTextPlain(IRequestConfiguration requestConfiguration)
-	{
-		requestConfiguration.Accept = RequestData.MimeTypeTextPlain;
-		requestConfiguration.ContentType = RequestData.MimeTypeTextPlain;
+		return (new EndpointPath(request.HttpMethod, pathAndQuery), routeValues, postData);
 	}
 }

src/Elastic.Clients.Elasticsearch/_Shared/Core/Configuration/ElasticsearchClientSettings.cs

@@ -10,8 +10,10 @@
 using System.Reflection;
 
 #if ELASTICSEARCH_SERVERLESS
+using Elastic.Clients.Elasticsearch.Serverless.Esql;
 using Elastic.Clients.Elasticsearch.Serverless.Fluent;
 #else
+using Elastic.Clients.Elasticsearch.Esql;
 using Elastic.Clients.Elasticsearch.Fluent;
 #endif
 
@@ -104,9 +106,9 @@ public ElasticsearchClientSettings(
 /// <inheritdoc cref="IElasticsearchClientSettings" />
 [Browsable(false)]
 [EditorBrowsable(EditorBrowsableState.Never)]
-public abstract class
-	ElasticsearchClientSettingsBase<TConnectionSettings> : ConnectionConfigurationBase<TConnectionSettings>,
-		IElasticsearchClientSettings
+public abstract class ElasticsearchClientSettingsBase<TConnectionSettings> :
+	ConnectionConfigurationBase<TConnectionSettings>,
+	IElasticsearchClientSettings
 	where TConnectionSettings : ElasticsearchClientSettingsBase<TConnectionSettings>, IElasticsearchClientSettings
 {
 	private readonly FluentDictionary<Type, string> _defaultIndices;
@@ -381,19 +383,21 @@ public ConnectionConfiguration(NodePool nodePool, IRequestInvoker requestInvoker
 /// <inheritdoc cref="TransportClientConfigurationValues" />
 [Browsable(false)]
 [EditorBrowsable(EditorBrowsableState.Never)]
-public abstract class
-	ConnectionConfigurationBase<TConnectionConfiguration> : TransportConfigurationBase<TConnectionConfiguration>,
-		TransportClientConfigurationValues
-	where TConnectionConfiguration : ConnectionConfigurationBase<TConnectionConfiguration>,
+public abstract class ConnectionConfigurationBase<TConnectionConfiguration> :
+	TransportConfigurationDescriptorBase<TConnectionConfiguration>,
 	TransportClientConfigurationValues
+	where TConnectionConfiguration : ConnectionConfigurationBase<TConnectionConfiguration>, TransportClientConfigurationValues
 {
 	private bool _includeServerStackTraceOnError;
 
 	protected ConnectionConfigurationBase(NodePool nodePool, IRequestInvoker requestInvoker,
 		Serializer? serializer,
 		ProductRegistration registration = null)
-		: base(nodePool, requestInvoker, serializer, registration ?? new ElasticsearchProductRegistration(typeof(ElasticsearchClient))) =>
-			UserAgent(ConnectionConfiguration.DefaultUserAgent);
+		: base(nodePool, requestInvoker, serializer, registration ?? new ElasticsearchProductRegistration(typeof(ElasticsearchClient)))
+	{
+		UserAgent(ConnectionConfiguration.DefaultUserAgent);
+		ResponseBuilder(new EsqlResponseBuilder());
+	}
 
 	bool TransportClientConfigurationValues.IncludeServerStackTraceOnError => _includeServerStackTraceOnError;