Logs customization doc: skeleton (#3030)

OpenTelemetry.sln

@@ -226,6 +226,8 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "source-generation", "docs\l
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "getting-started-prometheus-grafana", "docs\metrics\getting-started-prometheus-grafana\getting-started-prometheus-grafana.csproj", "{41B784AA-3301-4126-AF9F-1D59BD04B0BF}"
 EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "customizing-the-sdk", "docs\logs\customizing-the-sdk\customizing-the-sdk.csproj", "{6C7A1595-36D6-4229-BBB5-5A6B5791791D}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -472,6 +474,10 @@ Global
 		{41B784AA-3301-4126-AF9F-1D59BD04B0BF}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{41B784AA-3301-4126-AF9F-1D59BD04B0BF}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{41B784AA-3301-4126-AF9F-1D59BD04B0BF}.Release|Any CPU.Build.0 = Release|Any CPU
+		{6C7A1595-36D6-4229-BBB5-5A6B5791791D}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{6C7A1595-36D6-4229-BBB5-5A6B5791791D}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{6C7A1595-36D6-4229-BBB5-5A6B5791791D}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{6C7A1595-36D6-4229-BBB5-5A6B5791791D}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
@@ -509,6 +515,7 @@ Global
 		{0076C657-564F-4787-9FFF-52D9D55166E8} = {77C7929A-2EED-4AA6-8705-B5C443C8AA0F}
 		{1F6CC903-04C9-4E7C-B388-C215C467BFB9} = {3862190B-E2C5-418E-AFDC-DB281FB5C705}
 		{41B784AA-3301-4126-AF9F-1D59BD04B0BF} = {3277B1C0-BDFE-4460-9B0D-D9A661FB48DB}
+		{6C7A1595-36D6-4229-BBB5-5A6B5791791D} = {3862190B-E2C5-418E-AFDC-DB281FB5C705}
 	EndGlobalSection
 	GlobalSection(ExtensibilityGlobals) = postSolution
 		SolutionGuid = {55639B5C-0770-4A22-AB56-859604650521}

docs/logs/customizing-the-sdk/Program.cs

@@ -0,0 +1,39 @@
+// <copyright file="Program.cs" company="OpenTelemetry Authors">
+// Copyright The OpenTelemetry Authors
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+// </copyright>
+
+using Microsoft.Extensions.Logging;
+
+using OpenTelemetry.Logs;
+
+public class Program
+{
+    public static void Main()
+    {
+        using var loggerFactory = LoggerFactory.Create(builder =>
+        {
+            builder.AddOpenTelemetry(options =>
+            {
+                options.AddConsoleExporter();
+            });
+        });
+
+        var logger = loggerFactory.CreateLogger<Program>();
+
+        logger.LogInformation("Hello Information");
+        logger.LogWarning("Hello Warning");
+        logger.LogError("Hello Error");
+    }
+}

docs/logs/customizing-the-sdk/README.md

@@ -0,0 +1,49 @@
+# Customizing OpenTelemetry .NET SDK for Logs
+
+## OpenTelemetryLoggerProvider
+
+TODO
+
+## Building the OpenTelemetryLoggerProvider
+
+TODO
+
+## OpenTelemetryLoggerProvider configuration
+
+TODO
+
+### IncludeScopes
+
+TODO
+
+### IncludeFormattedMessage
+
+TODO
+
+### ParseStateValues
+
+TODO
+
+### AddProcessor
+
+TODO
+
+### SetResourceBuilder
+
+TODO
+
+## Filtering LogLevels
+
+TODO
+
+### via appsettings.json
+
+TODO
+
+### via code
+
+TODO
+
+## Learn more
+
+* TODO

docs/logs/customizing-the-sdk/customizing-the-sdk.csproj

@@ -0,0 +1,6 @@
+<Project Sdk="Microsoft.NET.Sdk">
+  <ItemGroup>
+    <PackageReference Include="Microsoft.Extensions.Logging" Version="$(MicrosoftExtensionsLoggingPkgVer)" />
+    <ProjectReference Include="$(RepoRoot)\src\OpenTelemetry.Exporter.Console\OpenTelemetry.Exporter.Console.csproj" />
+  </ItemGroup>
+</Project>

docs/logs/getting-started/README.md

@@ -63,3 +63,5 @@ console.
 
 * If you want to build a custom exporter/processor/sampler, refer to [extending
   the SDK](../extending-the-sdk/README.md).
+* If you want to customize the SDK, refer to [customizing
+  the SDK](../customizing-the-sdk/README.md).