Application Insights Blog - ApplicationInsightsClientIpHeaderTelemetryInitializer.cs

ApplicationInsightsClientIpHeaderTelemetryInitializer.cs

/// <summary>
/// Implements initialization logic.
/// </summary>
/// <param name="platformContext">Http context.</param>
/// <param name="requestTelemetry">Request telemetry object associated with the current request.</param>
/// <param name="telemetry">Telemetry item to initialize.</param>
protected override void OnInitializeTelemetry(HttpContext platformContext, RequestTelemetry requestTelemetry, ITelemetry telemetry)
{
    if (string.IsNullOrEmpty(telemetry.Context.Location.Ip))
    {
        LocationContext location = requestTelemetry.Context.Location;
        if (string.IsNullOrEmpty(location.Ip))
        {
            this.UpdateRequestTelemetry(platformContext, location);
        }
        telemetry.Context.Location.Ip = location.Ip;
    }
}