feat: added TelemetryInitializer and Startup where its configured

Equinor.SubSurfAppManagementMonitoringNuGet/Authentication/AccessTokenService.cs

@@ -1,17 +1,14 @@
+using Equinor.SubSurfAppManagementMonitoringNuGet.HealthServices.smda;
+
 namespace Equinor.SubSurfAppManagementMonitoringNuGet.Authentication;
 
 /// <summary>
-/// Defines methods for achieving accesstokens 
+/// Defines the interface which must be implemented for achieving accesstokens for default HealthCheckServices such as smda: <see cref="SmdaHealthCheck"/>
 /// </summary>
 public interface IAccessTokenService
 {
     /// <summary>
-    /// Get access token on behalf of the app
-    /// </summary>
-    Task<string> GetAccessTokenAsync(string resourceId);
-
-    /// <summary>
-    /// Get access token on behalf of the user
+    /// Get access token on behalf of the caller
     /// </summary>
     Task<string> GetAccessTokenOnBehalfOfAsync(string resourceId);
 }

Equinor.SubSurfAppManagementMonitoringNuGet/Config/AuditTelemetryInitializer.cs

@@ -0,0 +1,48 @@
+using Microsoft.ApplicationInsights.Channel;
+using Microsoft.ApplicationInsights.Extensibility;
+using Microsoft.AspNetCore.Hosting;
+using Microsoft.AspNetCore.Http;
+using System.Security.Claims;
+
+namespace Equinor.SubSurfAppManagementMonitoringNuGet.Config;
+
+public class AuditTelemetryInitializer : ITelemetryInitializer
+{
+    private readonly IHttpContextAccessor _contextAccessor;
+    private readonly IWebHostEnvironment _env;
+
+    public AuditTelemetryInitializer(IHttpContextAccessor contextAccessor, IWebHostEnvironment env)
+    {
+        _contextAccessor = contextAccessor;
+        _env = env;
+    }
+
+    public void Initialize(ITelemetry telemetry)
+    {
+        var httpContext = _contextAccessor.HttpContext;
+        try
+        {
+            if (httpContext?.Connection.RemoteIpAddress != null)
+            {
+                telemetry.Context.Location.Ip = httpContext.Connection.RemoteIpAddress.ToString();
+            }
+
+            if (httpContext?.Request?.Headers["User-Agent"] is not null)
+            {
+                telemetry.Context.GlobalProperties["user-agent"] = httpContext.Request.Headers["User-Agent"].ToString();
+            }
+
+            if (httpContext?.User?.Identity?.IsAuthenticated == true &&
+                httpContext.User.HasClaim(c => c.Type == ClaimTypes.Name))
+            {
+                telemetry.Context.User.AuthenticatedUserId =
+                    httpContext.User.Claims.FirstOrDefault(c => c.Type == ClaimTypes.Name)?.Value;
+                ;
+            }
+        }
+        catch
+        {
+            telemetry.Context.User.AuthenticatedUserId = "<unknown>";
+        }
+    }
+}

Equinor.SubSurfAppManagementMonitoringNuGet/Equinor.SubSurfAppManagementMonitoringNuGet.csproj

@@ -19,6 +19,7 @@
       <PackageReference Include="Ardalis.GuardClauses" Version="5.0.0" />
       <PackageReference Include="Asp.Versioning.Mvc.ApiExplorer" Version="8.1.0" />
       <PackageReference Include="AspNetCore.HealthChecks" Version="1.0.0" /> 
+      <PackageReference Include="Microsoft.ApplicationInsights.AspNetCore" Version="2.22.0" /> 
       <PackageReference Include="Microsoft.Extensions.Diagnostics.HealthChecks" Version="9.0.0" />
       <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="9.0.0" />
       <PackageReference Include="Microsoft.Identity.Client" Version="4.66.2" />

Equinor.SubSurfAppManagementMonitoringNuGet/Startup.cs

@@ -0,0 +1,25 @@
+using Equinor.SubSurfAppManagementMonitoringNuGet.Config;
+using Microsoft.ApplicationInsights.Extensibility;
+using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.DependencyInjection;
+
+namespace Equinor.SubSurfAppManagementMonitoringNuGet;
+
+public static class Startup
+{
+    /// <summary>
+    /// Configures the default services and dependencies for the nuget package
+    /// </summary>
+    /// <param name="services"></param>
+    /// <param name="Configuration"></param>
+    public static void Configure(IServiceCollection services, IConfiguration Configuration)
+    {
+        ConfigureDependencyInjection(services);
+    }
+
+    private static void ConfigureDependencyInjection(IServiceCollection services)
+    {
+        services.AddSingleton<ITelemetryInitializer, AuditTelemetryInitializer>();
+    }
+
+}