switch tempo trotocol

Author: elasticroentgen

Dockerfile

@@ -29,6 +29,9 @@ RUN apt-get update && apt-get install -y --no-install-recommends wget && \
     apt-get remove -y wget && apt-get autoremove -y && rm -rf /var/lib/apt/lists/*
 
 FROM base AS final
+USER root
+RUN apt-get update && apt-get install -y --no-install-recommends libgssapi-krb5-2 && rm -rf /var/lib/apt/lists/*
+USER $APP_UID
 WORKDIR /app
 COPY --from=publish /app/publish .
 COPY --from=pyroscope-dl /pyroscope /pyroscope

Program.cs

@@ -9,6 +9,7 @@
 using GithubActionsOrchestrator.Models;
 using Microsoft.AspNetCore.Mvc;
 using Microsoft.EntityFrameworkCore;
+using OpenTelemetry.Exporter;
 using OpenTelemetry.Resources;
 using OpenTelemetry.Trace;
 using Prometheus;
@@ -112,6 +113,7 @@ public static void Main(string[] args)
                     .AddHttpClientInstrumentation()
                     .AddOtlpExporter(opt =>
                     {
+                        opt.Protocol = OtlpExportProtocol.HttpProtobuf;
                         var otlpUser = Environment.GetEnvironmentVariable("OTEL_EXPORTER_OTLP_AUTH_USER");
                         var otlpPass = Environment.GetEnvironmentVariable("OTEL_EXPORTER_OTLP_AUTH_PASSWORD");
                         if (!string.IsNullOrEmpty(otlpUser) && !string.IsNullOrEmpty(otlpPass))