chore: remove otel jaeger exporter

CHANGELOG.md

@@ -21,6 +21,7 @@
   Renamed max_span_attr_byte to max_attribute_bytes
   [#4633](https://github.com/grafana/tempo/pull/4633) (@ie-pham)
 * [CHANGE] Update to go 1.24.1 [#4704](https://github.com/grafana/tempo/pull/4704) (@ruslan-mikhailov) [#4793](https://github.com/grafana/tempo/pull/4793) (@javiermolinar)
+* [CHANGE]  **BREAKING CHANGE** Removed otel jaeger exporter. [#4926](https://github.com/grafana/tempo/pull/4926) (@javiermolinar)
 * [CHANGE] Finish polling current tenants on poller shutdown [#4897](https://github.com/grafana/tempo/pull/4897) (@zalegrala)
 * [FEATURE] Add throughput SLO and metrics for the TraceByID endpoint. [#4668](https://github.com/grafana/tempo/pull/4668) (@carles-grafana)
 configurable via the throughput_bytes_slo field, and it will populate op="traces" label in slo and throughput metrics.

CONTRIBUTING.md

@@ -87,8 +87,7 @@ import (
   services and backends. The relevant dashboards can be found in the [Tempo mixin](operations/tempo-mixin).
 - **Logs**: Tempo uses the [go-kit level logging library](https://pkg.go.dev/github.com/go-kit/kit/log/level) and emits
   logs in the `key=value` (logfmt) format.
-- **Traces**: Tempo uses the [Jaeger Golang SDK](https://github.com/jaegertracing/jaeger-client-go) for tracing instrumentation.
-  As of this writing, only the read path of tempo is instrumented for tracing.
+- **Traces**: Tempo uses the [OpenTelemetry](https://pkg.go.dev/go.opentelemetry.io) for tracing instrumentation.
 
 ### Testing
 

cmd/tempo/main.go

@@ -23,7 +23,6 @@ import (
 	"go.opentelemetry.io/otel"
 	oc_bridge "go.opentelemetry.io/otel/bridge/opencensus"
 	ot_bridge "go.opentelemetry.io/otel/bridge/opentracing"
-	"go.opentelemetry.io/otel/exporters/jaeger"
 	"go.opentelemetry.io/otel/propagation"
 	"go.opentelemetry.io/otel/sdk/resource"
 	tracesdk "go.opentelemetry.io/otel/sdk/trace"
@@ -54,11 +53,6 @@ func init() {
 
 	// Register the gogocodec as early as possible.
 	encoding.RegisterCodec(gogocodec.NewCodec())
-
-	// Register jaeger exporter
-	autoexport.RegisterSpanExporter("jaeger", func(_ context.Context) (tracesdk.SpanExporter, error) {
-		return jaeger.New(jaeger.WithAgentEndpoint())
-	})
 }
 
 func main() {

go.mod

@@ -61,7 +61,6 @@ require (
 	go.opentelemetry.io/otel v1.35.0
 	go.opentelemetry.io/otel/bridge/opencensus v1.35.0
 	go.opentelemetry.io/otel/bridge/opentracing v1.35.0
-	go.opentelemetry.io/otel/exporters/jaeger v1.17.0
 	go.opentelemetry.io/otel/metric v1.35.0
 	go.opentelemetry.io/otel/sdk v1.35.0
 	go.opentelemetry.io/otel/trace v1.35.0

go.sum

@@ -1055,8 +1055,6 @@ go.opentelemetry.io/otel/bridge/opencensus v1.35.0 h1:4nJfffRbozhqnuukfRkiahA94m
 go.opentelemetry.io/otel/bridge/opencensus v1.35.0/go.mod h1:359S30saRYNsB4A46EDx91SpXsQFNgkma7ftg2/L5/M=
 go.opentelemetry.io/otel/bridge/opentracing v1.35.0 h1:qT4jl1fYl0hHuRopNcwS94QosLFhGYcS0HacPUeXmT4=
 go.opentelemetry.io/otel/bridge/opentracing v1.35.0/go.mod h1:p5CbIL4v7uQz7mnQD6T/AZc1pPUzwz+2wZ1zrGY9Kgs=
-go.opentelemetry.io/otel/exporters/jaeger v1.17.0 h1:D7UpUy2Xc2wsi1Ras6V40q806WM07rqoCWzXu7Sqy+4=
-go.opentelemetry.io/otel/exporters/jaeger v1.17.0/go.mod h1:nPCqOnEH9rNLKqH/+rrUjiMzHJdV1BlpKcTwRTyKkKI=
 go.opentelemetry.io/otel/exporters/otlp/otlplog/otlploggrpc v0.11.0 h1:HMUytBT3uGhPKYY/u/G5MR9itrlSO2SMOsSD3Tk3k7A=
 go.opentelemetry.io/otel/exporters/otlp/otlplog/otlploggrpc v0.11.0/go.mod h1:hdDXsiNLmdW/9BF2jQpnHHlhFajpWCEYfM6e5m2OAZg=
 go.opentelemetry.io/otel/exporters/otlp/otlplog/otlploghttp v0.11.0 h1:C/Wi2F8wEmbxJ9Kuzw/nhP+Z9XaHYMkyDmXy6yR2cjw=