draft: standalone OTLP tracer

Signed-off-by: Aditi Ahuja <aditi.ahuja@couchbase.com>

cmd/thanos/main.go

@@ -22,6 +22,7 @@ import (
 	"github.com/prometheus/client_golang/prometheus"
 	"github.com/prometheus/client_golang/prometheus/collectors"
 	"github.com/prometheus/common/version"
+	"go.opentelemetry.io/otel/trace"
 	"go.uber.org/automaxprocs/maxprocs"
 	"gopkg.in/alecthomas/kingpin.v2"
 
@@ -82,6 +83,8 @@ func main() {
 
 	var g run.Group
 	var tracer opentracing.Tracer
+	var otelTracer trace.Tracer
+
 	// Setup optional tracing.
 	{
 		var (
@@ -104,6 +107,9 @@ func main() {
 				fmt.Fprintln(os.Stderr, errors.Wrapf(err, "tracing failed"))
 				os.Exit(1)
 			}
+
+			otelTracer = client.NewOTELTracer(ctx, logger)
+			_ = otelTracer // just a dummy
 		}
 
 		// This is bad, but Prometheus does not support any other tracer injections than just global one.

go.mod

@@ -76,10 +76,10 @@ require (
 	go.elastic.co/apm v1.11.0
 	go.elastic.co/apm/module/apmot v1.11.0
 	go.opentelemetry.io/contrib/propagators/ot v1.4.0
-	go.opentelemetry.io/otel v1.5.0
+	go.opentelemetry.io/otel v1.7.0
 	go.opentelemetry.io/otel/bridge/opentracing v1.5.0
-	go.opentelemetry.io/otel/sdk v1.5.0
-	go.opentelemetry.io/otel/trace v1.5.0
+	go.opentelemetry.io/otel/sdk v1.7.0
+	go.opentelemetry.io/otel/trace v1.7.0
 	go.uber.org/atomic v1.9.0
 	go.uber.org/automaxprocs v1.4.0
 	go.uber.org/goleak v1.1.12
@@ -98,6 +98,12 @@ require (
 	gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b
 )
 
+require (
+	go.opentelemetry.io/otel/exporters/jaeger v1.7.0
+	go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.3.0
+	go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp v1.3.0
+)
+
 require (
 	cloud.google.com/go v0.99.0 // indirect
 	github.com/Azure/go-autorest v14.2.0+incompatible // indirect
@@ -123,6 +129,7 @@ require (
 	github.com/aws/aws-sdk-go-v2/service/sts v1.14.0 // indirect
 	github.com/aws/smithy-go v1.10.0 // indirect
 	github.com/beorn7/perks v1.0.1 // indirect
+	github.com/cenkalti/backoff/v4 v4.1.2 // indirect
 	github.com/dennwc/varint v1.0.0 // indirect
 	github.com/dgryski/go-rendezvous v0.0.0-20200823014737-9f7001d12a5f // indirect
 	github.com/dimchansky/utfbom v1.1.1 // indirect
@@ -132,7 +139,7 @@ require (
 	github.com/elastic/go-windows v1.0.1 // indirect
 	github.com/felixge/httpsnoop v1.0.2 // indirect
 	github.com/go-logfmt/logfmt v0.5.1 // indirect
-	github.com/go-logr/logr v1.2.2 // indirect
+	github.com/go-logr/logr v1.2.3 // indirect
 	github.com/go-logr/stdr v1.2.2 // indirect
 	github.com/go-openapi/analysis v0.20.0 // indirect
 	github.com/go-openapi/errors v0.20.0 // indirect
@@ -156,6 +163,7 @@ require (
 	github.com/google/uuid v1.2.0 // indirect
 	github.com/googleapis/gax-go/v2 v2.1.1 // indirect
 	github.com/gorilla/mux v1.8.0 // indirect
+	github.com/grpc-ecosystem/grpc-gateway v1.16.0 // indirect
 	github.com/jmespath/go-jmespath v0.4.0 // indirect
 	github.com/joeshaw/multierror v0.0.0-20140124173710-69b34d4ec901 // indirect
 	github.com/josharian/intern v1.0.0 // indirect
@@ -186,13 +194,15 @@ require (
 	github.com/sirupsen/logrus v1.8.1 // indirect
 	github.com/sony/gobreaker v0.4.1 // indirect
 	github.com/stretchr/objx v0.2.0 // indirect
-	github.com/stretchr/testify v1.7.0 // indirect
+	github.com/stretchr/testify v1.7.1 // indirect
 	github.com/weaveworks/promrus v1.2.0 // indirect
 	github.com/yuin/gopher-lua v0.0.0-20200816102855-ee81675732da // indirect
 	go.elastic.co/apm/module/apmhttp v1.11.0 // indirect
 	go.elastic.co/fastjson v1.1.0 // indirect
 	go.mongodb.org/mongo-driver v1.7.5 // indirect
 	go.opencensus.io v0.23.0 // indirect
+	go.opentelemetry.io/otel/exporters/otlp/internal/retry v1.3.0 // indirect
+	go.opentelemetry.io/proto/otlp v0.11.0 // indirect
 	golang.org/x/mod v0.5.1 // indirect
 	golang.org/x/sys v0.0.0-20220114195835-da31bd327af9 // indirect
 	golang.org/x/time v0.0.0-20211116232009-f0f3c7e86c11 // indirect

go.sum

@@ -322,10 +322,12 @@ github.com/casbin/casbin/v2 v2.1.2/go.mod h1:YcPU1XXisHhLzuxH9coDNf2FbKpjGlbCg3n
 github.com/casbin/casbin/v2 v2.37.0/go.mod h1:vByNa/Fchek0KZUgG5wEsl7iFsiviAYKRtgrQfcJqHg=
 github.com/cenkalti/backoff v0.0.0-20181003080854-62661b46c409/go.mod h1:90ReRw6GdpyfrHakVjL/QHaoyV4aDUVVkXQJJJ3NXXM=
 github.com/cenkalti/backoff v1.0.0/go.mod h1:90ReRw6GdpyfrHakVjL/QHaoyV4aDUVVkXQJJJ3NXXM=
+github.com/cenkalti/backoff v2.2.1+incompatible h1:tNowT99t7UNflLxfYYSlKYsBpXdEet03Pg2g16Swow4=
 github.com/cenkalti/backoff v2.2.1+incompatible/go.mod h1:90ReRw6GdpyfrHakVjL/QHaoyV4aDUVVkXQJJJ3NXXM=
 github.com/cenkalti/backoff/v4 v4.0.2/go.mod h1:eEew/i+1Q6OrCDZh3WiXYv3+nJwBASZ8Bog/87DQnVg=
 github.com/cenkalti/backoff/v4 v4.1.0/go.mod h1:scbssz8iZGpm3xbr14ovlUdkxfGXNInqkPWOWmG2CLw=
 github.com/cenkalti/backoff/v4 v4.1.1/go.mod h1:scbssz8iZGpm3xbr14ovlUdkxfGXNInqkPWOWmG2CLw=
+github.com/cenkalti/backoff/v4 v4.1.2 h1:6Yo7N8UP2K6LWZnW94DLVSSrbobcWdVzAYOisuDPIFo=
 github.com/cenkalti/backoff/v4 v4.1.2/go.mod h1:scbssz8iZGpm3xbr14ovlUdkxfGXNInqkPWOWmG2CLw=
 github.com/census-instrumentation/opencensus-proto v0.2.1/go.mod h1:f6KPmirojxKA12rnyqOA5BBL4O983OfeGPqjHWSTneU=
 github.com/certifi/gocertifi v0.0.0-20191021191039-0944d244cd40/go.mod h1:sGbDF6GwGcLpkNXPUTkMRoywsNa/ol15pxFe6ERfguA=
@@ -673,8 +675,9 @@ github.com/go-logr/logr v0.2.0/go.mod h1:z6/tIYblkpsD+a4lm/fGIIU9mZ+XfAiaFtq7xTg
 github.com/go-logr/logr v0.4.0/go.mod h1:z6/tIYblkpsD+a4lm/fGIIU9mZ+XfAiaFtq7xTgseGU=
 github.com/go-logr/logr v1.2.0/go.mod h1:jdQByPbusPIv2/zmleS9BjJVeZ6kBagPoEUsqbVz/1A=
 github.com/go-logr/logr v1.2.1/go.mod h1:jdQByPbusPIv2/zmleS9BjJVeZ6kBagPoEUsqbVz/1A=
-github.com/go-logr/logr v1.2.2 h1:ahHml/yUpnlb96Rp8HCvtYVPY8ZYpxq3g7UYchIYwbs=
 github.com/go-logr/logr v1.2.2/go.mod h1:jdQByPbusPIv2/zmleS9BjJVeZ6kBagPoEUsqbVz/1A=
+github.com/go-logr/logr v1.2.3 h1:2DntVwHkVopvECVRSlL5PSo9eG+cAkDCuckLubN+rq0=
+github.com/go-logr/logr v1.2.3/go.mod h1:jdQByPbusPIv2/zmleS9BjJVeZ6kBagPoEUsqbVz/1A=
 github.com/go-logr/stdr v1.2.0/go.mod h1:YkVgnZu1ZjjL7xTxrfm/LLZBfkhTqSR1ydtm6jTKKwI=
 github.com/go-logr/stdr v1.2.2 h1:hSWxHoqTgW2S2qGc0LTAI563KZ5YKYRhT3MFKZMbjag=
 github.com/go-logr/stdr v1.2.2/go.mod h1:mMo/vtBO5dYbehREoey6XUKy/eSumjCCveDpRre4VKE=
@@ -1030,6 +1033,7 @@ github.com/grpc-ecosystem/grpc-gateway v1.9.0/go.mod h1:vNeuVxBJEsws4ogUvrchl83t
 github.com/grpc-ecosystem/grpc-gateway v1.9.5/go.mod h1:vNeuVxBJEsws4ogUvrchl83t/GYV9WGTSLVdBhOQFDY=
 github.com/grpc-ecosystem/grpc-gateway v1.12.1/go.mod h1:8XEsbTttt/W+VvjtQhLACqCisSPWTxCZ7sBRjU6iH9c=
 github.com/grpc-ecosystem/grpc-gateway v1.14.6/go.mod h1:zdiPV4Yse/1gnckTHtghG4GkDEdKCRJduHpTxT3/jcw=
+github.com/grpc-ecosystem/grpc-gateway v1.16.0 h1:gmcG1KaJ57LophUzW0Hy8NmPhnMZb4M0+kPpLofRdBo=
 github.com/grpc-ecosystem/grpc-gateway v1.16.0/go.mod h1:BDjrQk3hbvj6Nolgz8mAMFbcEtjT1g+wF4CSlocrBnw=
 github.com/grpc-ecosystem/grpc-opentracing v0.0.0-20180507213350-8e809c8a8645/go.mod h1:6iZfnjpejD4L/4DwD7NryNaJyCQdzwWwH2MWhCA90Kw=
 github.com/hailocab/go-hostpool v0.0.0-20160125115350-e80d13ce29ed/go.mod h1:tMWxXQ9wFIaZeTI9F+hmhFiGpFmhOHzyShyFUhRm0H4=
@@ -1736,8 +1740,9 @@ github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UV
 github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
 github.com/stretchr/testify v1.5.1/go.mod h1:5W2xD1RspED5o8YsWQXVCued0rvSQ+mT+I5cxcmMvtA=
 github.com/stretchr/testify v1.6.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
-github.com/stretchr/testify v1.7.0 h1:nwc3DEeHmmLAfoZucVR881uASk0Mfjw8xYJ99tb5CcY=
 github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
+github.com/stretchr/testify v1.7.1 h1:5TQK59W5E3v0r2duFAb7P95B6hEeOyEnHRa8MjYSMTY=
+github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
 github.com/subosito/gotenv v1.2.0/go.mod h1:N0PQaV/YGNqwC0u51sEeR/aUtSLEXKX9iv69rRypqCw=
 github.com/syndtr/gocapability v0.0.0-20170704070218-db04d3cc01c8/go.mod h1:hkRG7XYTFWNJGYcbNJQlaLq0fg1yr4J4t/NcTQtrfww=
 github.com/syndtr/gocapability v0.0.0-20180916011248-d98352740cb2/go.mod h1:hkRG7XYTFWNJGYcbNJQlaLq0fg1yr4J4t/NcTQtrfww=
@@ -1928,14 +1933,21 @@ go.opentelemetry.io/otel v1.0.0/go.mod h1:AjRVh9A5/5DE7S+mZtTR6t8vpKKryam+0lREnf
 go.opentelemetry.io/otel v1.0.1/go.mod h1:OPEOD4jIT2SlZPMmwT6FqZz2C0ZNdQqiWcoK6M0SNFU=
 go.opentelemetry.io/otel v1.3.0/go.mod h1:PWIKzi6JCp7sM0k9yZ43VX+T345uNbAkDKwHVjb2PTs=
 go.opentelemetry.io/otel v1.4.0/go.mod h1:jeAqMFKy2uLIxCtKxoFj0FAL5zAPKQagc3+GtBWakzk=
-go.opentelemetry.io/otel v1.5.0 h1:DhCU8oR2sJH9rfnwPdoV/+BJ7UIN5kXHL8DuSGrPU8E=
 go.opentelemetry.io/otel v1.5.0/go.mod h1:Jm/m+rNp/z0eqJc74H7LPwQ3G87qkU/AnnAydAjSAHk=
+go.opentelemetry.io/otel v1.7.0 h1:Z2lA3Tdch0iDcrhJXDIlC94XE+bxok1F9B+4Lz/lGsM=
+go.opentelemetry.io/otel v1.7.0/go.mod h1:5BdUoMIz5WEs0vt0CUEMtSSaTSHBBVwrhnz7+nrD5xk=
 go.opentelemetry.io/otel/bridge/opentracing v1.5.0 h1:fOaCCGOLhDRea4Hv+P+Z8d4JtPEf3SSuNJFT4diV5v8=
 go.opentelemetry.io/otel/bridge/opentracing v1.5.0/go.mod h1:Pci42D1Wz/eZzWeKwGPgqu89bQeak3DdIeZhzGNFu8s=
+go.opentelemetry.io/otel/exporters/jaeger v1.7.0 h1:wXgjiRldljksZkZrldGVe6XrG9u3kYDyQmkZwmm5dI0=
+go.opentelemetry.io/otel/exporters/jaeger v1.7.0/go.mod h1:PwQAOqBgqbLQRKlj466DuD2qyMjbtcPpfPfj+AqbSBs=
+go.opentelemetry.io/otel/exporters/otlp v0.20.0 h1:PTNgq9MRmQqqJY0REVbZFvwkYOA85vbdQU/nVfxDyqg=
 go.opentelemetry.io/otel/exporters/otlp v0.20.0/go.mod h1:YIieizyaN77rtLJra0buKiNBOm9XQfkPEKBeuhoMwAM=
+go.opentelemetry.io/otel/exporters/otlp/internal/retry v1.3.0 h1:R/OBkMoGgfy2fLhs2QhkCI1w4HLEQX92GCcJB6SSdNk=
 go.opentelemetry.io/otel/exporters/otlp/internal/retry v1.3.0/go.mod h1:VpP4/RMn8bv8gNo9uK7/IMY4mtWLELsS+JIP0inH0h4=
+go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.3.0 h1:giGm8w67Ja7amYNfYMdme7xSp2pIxThWopw8+QP51Yk=
 go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.3.0/go.mod h1:hO1KLR7jcKaDDKDkvI9dP/FIhpmna5lkqPUQdEjFAM8=
 go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.3.0/go.mod h1:keUU7UfnwWTWpJ+FWnyqmogPa82nuU5VUANFq49hlMY=
+go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp v1.3.0 h1:Ydage/P0fRrSPpZeCVxzjqGcI6iVmG2xb43+IR8cjqM=
 go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp v1.3.0/go.mod h1:QNX1aly8ehqqX1LEa6YniTU7VY9I6R3X/oPxhGdTceE=
 go.opentelemetry.io/otel/internal/metric v0.23.0 h1:mPfzm9Iqhw7G2nDBmUAjFTfPqLZPbOW2k7QI57ITbaI=
 go.opentelemetry.io/otel/internal/metric v0.23.0/go.mod h1:z+RPiDJe30YnCrOhFGivwBS+DU1JU/PiLKkk4re2DNY=
@@ -1946,8 +1958,8 @@ go.opentelemetry.io/otel/oteltest v0.20.0/go.mod h1:L7bgKf9ZB7qCwT9Up7i9/pn0PWIa
 go.opentelemetry.io/otel/sdk v0.20.0/go.mod h1:g/IcepuwNsoiX5Byy2nNV0ySUF1em498m7hBWC279Yc=
 go.opentelemetry.io/otel/sdk v1.0.1/go.mod h1:HrdXne+BiwsOHYYkBE5ysIcv2bvdZstxzmCQhxTcZkI=
 go.opentelemetry.io/otel/sdk v1.3.0/go.mod h1:rIo4suHNhQwBIPg9axF8V9CA72Wz2mKF1teNrup8yzs=
-go.opentelemetry.io/otel/sdk v1.5.0 h1:QKhWBbcOC9fDCZKCfPFjWTWpfIlJR+i9xiUDYrLVmZs=
-go.opentelemetry.io/otel/sdk v1.5.0/go.mod h1:CU4J1v+7iEljnm1G14QjdFWOXUyYLHVh0Lh+/BTYyFg=
+go.opentelemetry.io/otel/sdk v1.7.0 h1:4OmStpcKVOfvDOgCt7UriAPtKolwIhxpnSNI/yK+1B0=
+go.opentelemetry.io/otel/sdk v1.7.0/go.mod h1:uTEOTwaqIVuTGiJN7ii13Ibp75wJmYUDe374q6cZwUU=
 go.opentelemetry.io/otel/sdk/export/metric v0.20.0/go.mod h1:h7RBNMsDJ5pmI1zExLi+bJK+Dr8NQCh0qGhm1KDnNlE=
 go.opentelemetry.io/otel/sdk/metric v0.20.0/go.mod h1:knxiS8Xd4E/N+ZqKmUPf3gTTZ4/0TjTXukfxjzSTpHE=
 go.opentelemetry.io/otel/trace v0.20.0/go.mod h1:6GjCW8zgDjwGHGa6GkyeB8+/5vjT16gUEi0Nf1iBdgw=
@@ -1956,9 +1968,11 @@ go.opentelemetry.io/otel/trace v1.0.0/go.mod h1:PXTWqayeFUlJV1YDNhsJYB184+IvAH81
 go.opentelemetry.io/otel/trace v1.0.1/go.mod h1:5g4i4fKLaX2BQpSBsxw8YYcgKpMMSW3x7ZTuYBr3sUk=
 go.opentelemetry.io/otel/trace v1.3.0/go.mod h1:c/VDhno8888bvQYmbYLqe41/Ldmr/KKunbvWM4/fEjk=
 go.opentelemetry.io/otel/trace v1.4.0/go.mod h1:uc3eRsqDfWs9R7b92xbQbU42/eTNz4N+gLP8qJCi4aE=
-go.opentelemetry.io/otel/trace v1.5.0 h1:AKQZ9zJsBRFAp7zLdyGNkqG2rToCDIt3i5tcLzQlbmU=
 go.opentelemetry.io/otel/trace v1.5.0/go.mod h1:sq55kfhjXYr1zVSyexg0w1mpa03AYXR5eyTkB9NPPdE=
+go.opentelemetry.io/otel/trace v1.7.0 h1:O37Iogk1lEkMRXewVtZ1BBTVn5JEp8GrJvP92bJqC6o=
+go.opentelemetry.io/otel/trace v1.7.0/go.mod h1:fzLSB9nqR2eXzxPXb2JW9IKE+ScyXA48yyE4TNvoHqU=
 go.opentelemetry.io/proto/otlp v0.7.0/go.mod h1:PqfVotwruBrMGOCsRd/89rSnXhoiJIqeYNgFYFoEGnI=
+go.opentelemetry.io/proto/otlp v0.11.0 h1:cLDgIBTf4lLOlztkhzAEdQsJ4Lj+i5Wc9k6Nn0K1VyU=
 go.opentelemetry.io/proto/otlp v0.11.0/go.mod h1:QpEjXPrNQzrFDZgoTo49dgHR9RYRSrg3NAKnUGl9YpQ=
 go.uber.org/atomic v1.3.2/go.mod h1:gD2HeocX3+yG+ygLZcrzQJaqmWj9AIm7n08wl/qW/PE=
 go.uber.org/atomic v1.4.0/go.mod h1:gD2HeocX3+yG+ygLZcrzQJaqmWj9AIm7n08wl/qW/PE=

pkg/tracing/client/factory.go

@@ -20,6 +20,15 @@ import (
 	"github.com/thanos-io/thanos/pkg/tracing/jaeger"
 	"github.com/thanos-io/thanos/pkg/tracing/lightstep"
 	"github.com/thanos-io/thanos/pkg/tracing/migration"
+
+	"go.opentelemetry.io/otel"
+	"go.opentelemetry.io/otel/exporters/otlp/otlptrace"
+	"go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp"
+	"go.opentelemetry.io/otel/propagation"
+	"go.opentelemetry.io/otel/sdk/resource"
+	tracesdk "go.opentelemetry.io/otel/sdk/trace"
+	semconv "go.opentelemetry.io/otel/semconv/v1.4.0"
+	"go.opentelemetry.io/otel/trace"
 )
 
 type TracingProvider string
@@ -30,13 +39,41 @@ const (
 	Jaeger      TracingProvider = "JAEGER"
 	ElasticAPM  TracingProvider = "ELASTIC_APM"
 	Lightstep   TracingProvider = "LIGHTSTEP"
+	name                        = "thanos"
 )
 
 type TracingConfig struct {
 	Type   TracingProvider `yaml:"type"`
 	Config interface{}     `yaml:"config"`
 }
 
+func NewOTELTracer(ctx context.Context, logger log.Logger) trace.Tracer {
+	client := otlptracehttp.NewClient()
+	exporter, err := otlptrace.New(ctx, client)
+	if err != nil {
+		level.Error(logger).Log("err with new client", err.Error())
+	}
+
+	tp := tracesdk.NewTracerProvider(
+		tracesdk.WithBatcher(exporter),
+		tracesdk.WithResource(resource.NewWithAttributes(
+			semconv.SchemaURL,
+		)),
+	)
+	otel.SetTracerProvider(tp)
+	otel.SetTextMapPropagator(propagation.TraceContext{})
+
+	tracer := otel.GetTracerProvider().Tracer(
+		name,
+		trace.WithInstrumentationVersion("v0.1"),
+		trace.WithSchemaURL(semconv.SchemaURL),
+	)
+	return tracer
+}
+
+// exporter will export data in OTLP format
+// need to add a collector which will export data in multiple formats eg. Jaeger
+
 func NewTracer(ctx context.Context, logger log.Logger, metrics *prometheus.Registry, confContentYaml []byte) (opentracing.Tracer, io.Closer, error) {
 	level.Info(logger).Log("msg", "loading tracing configuration")
 	tracingConf := &TracingConfig{}
@@ -63,6 +100,7 @@ func NewTracer(ctx context.Context, logger log.Logger, metrics *prometheus.Regis
 		tracer, closerFunc := migration.Bridge(tracerProvider, logger)
 		return tracer, closerFunc, nil
 	case string(Jaeger):
+		// next step - create newTracerProvider like google_cloud
 		return jaeger.NewTracer(ctx, logger, metrics, config)
 	case string(ElasticAPM):
 		return elasticapm.NewTracer(config)

pkg/tracing/jaeger/jaeger.go

@@ -18,6 +18,7 @@ import (
 	"github.com/uber/jaeger-client-go"
 	"github.com/uber/jaeger-client-go/config"
 	jaeger_prometheus "github.com/uber/jaeger-lib/metrics/prometheus"
+	otel_jaeger "go.opentelemetry.io/otel/exporters/jaeger"
 )
 
 // Tracer extends opentracing.Tracer.
@@ -52,6 +53,7 @@ func NewTracer(ctx context.Context, logger log.Logger, metrics *prometheus.Regis
 		return nil, nil, err
 	}
 
+	level.Info(logger).Log("msg", "getting tracing config", cfg)
 	cfg.Headers = &jaeger.HeadersConfig{
 		JaegerDebugHeader: strings.ToLower(tracing.ForceTracingBaggageKey),
 	}
@@ -62,6 +64,14 @@ func NewTracer(ctx context.Context, logger log.Logger, metrics *prometheus.Regis
 			logger: logger,
 		}),
 	)
+	// return OTEL Jaeger exporter here instead
+	// exp, err := otel_jaeger.New(otel_jaeger.WithCollectorEndpoint(otel_jaeger.WithEndpoint(url)))
+	exp, err := otel_jaeger.New(otel_jaeger.WithCollectorEndpoint())
+	if err != nil {
+		return nil, nil, err
+	}
+	_ = exp
+
 	t := &Tracer{
 		jaegerTracer,
 	}