feat: set default OTel propagator

This should enable trace context propagation from headers in the HTTP
Gateway and APIs.

cmd/ipfs/main.go

@@ -32,6 +32,7 @@ import (
 	madns "github.com/multiformats/go-multiaddr-dns"
 	manet "github.com/multiformats/go-multiaddr/net"
 	"go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp"
+	"go.opentelemetry.io/contrib/propagators/autoprop"
 	"go.opentelemetry.io/otel"
 	"go.opentelemetry.io/otel/attribute"
 	"go.opentelemetry.io/otel/codes"
@@ -106,6 +107,7 @@ func mainRet() (exitCode int) {
 		}
 	}()
 	otel.SetTracerProvider(tp)
+	otel.SetTextMapPropagator(autoprop.NewTextMapPropagator())
 	tracer = tp.Tracer("Kubo-cli")
 
 	stopFunc, err := profileIfEnabled()

go.mod

@@ -90,6 +90,8 @@ require (
 	golang.org/x/sys v0.7.0
 )
 
+require go.opentelemetry.io/contrib/propagators/autoprop v0.40.0
+
 require (
 	github.com/AndreasBriese/bbloom v0.0.0-20190825152654-46b345b51c96 // indirect
 	github.com/Kubuxu/go-os-helper v0.0.1 // indirect
@@ -203,6 +205,10 @@ require (
 	github.com/whyrusleeping/cbor-gen v0.0.0-20230126041949-52956bd4c9aa // indirect
 	github.com/whyrusleeping/chunker v0.0.0-20181014151217-fe64bd25879f // indirect
 	github.com/whyrusleeping/go-keyspace v0.0.0-20160322163242-5b898ac5add1 // indirect
+	go.opentelemetry.io/contrib/propagators/aws v1.15.0 // indirect
+	go.opentelemetry.io/contrib/propagators/b3 v1.15.0 // indirect
+	go.opentelemetry.io/contrib/propagators/jaeger v1.15.0 // indirect
+	go.opentelemetry.io/contrib/propagators/ot v1.15.0 // indirect
 	go.opentelemetry.io/otel/exporters/otlp/internal/retry v1.14.0 // indirect
 	go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.14.0 // indirect
 	go.opentelemetry.io/otel/metric v0.37.0 // indirect

go.sum

@@ -927,6 +927,16 @@ go.opencensus.io v0.24.0 h1:y73uSU6J157QMP2kn2r30vwW1A2W2WFwSCGnAVxeaD0=
 go.opencensus.io v0.24.0/go.mod h1:vNK8G9p7aAivkbmorf4v+7Hgx+Zs0yY+0fOtgBfjQKo=
 go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.40.0 h1:lE9EJyw3/JhrjWH/hEy9FptnalDQgj7vpbgC2KCCCxE=
 go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.40.0/go.mod h1:pcQ3MM3SWvrA71U4GDqv9UFDJ3HQsW7y5ZO3tDTlUdI=
+go.opentelemetry.io/contrib/propagators/autoprop v0.40.0 h1:Lj33jj7eIrBfIShiK8NU91u2BglKnUS1UUxVemuQJtw=
+go.opentelemetry.io/contrib/propagators/autoprop v0.40.0/go.mod h1:6QO816FeZ+6zahs6hYqbUCCsnNBm7o+t4iwVySpzcdI=
+go.opentelemetry.io/contrib/propagators/aws v1.15.0 h1:FLe+bRTMAhEALItDQt1U2S/rdq8/rGGJTJpOpCDvMu0=
+go.opentelemetry.io/contrib/propagators/aws v1.15.0/go.mod h1:Z/nqdjqKjErrS3gYoEMZt8//dt8VZbqalD0V+7vh7lM=
+go.opentelemetry.io/contrib/propagators/b3 v1.15.0 h1:bMaonPyFcAvZ4EVzkUNkfnUHP5Zi63CIDlA3dRsEg8Q=
+go.opentelemetry.io/contrib/propagators/b3 v1.15.0/go.mod h1:VjU0g2v6HSQ+NwfifambSLAeBgevjIcqmceaKWEzl0c=
+go.opentelemetry.io/contrib/propagators/jaeger v1.15.0 h1:xdJjwy5t/8I+TZehMMQ+r2h50HREihH2oMUhimQ+jug=
+go.opentelemetry.io/contrib/propagators/jaeger v1.15.0/go.mod h1:tU0nwW4QTvKceNUP60/PQm0FI8zDSwey7gIFt3RR/yw=
+go.opentelemetry.io/contrib/propagators/ot v1.15.0 h1:iBNejawWy7wWZ5msuZDNcMjBy14Wc0v3gCAXukGHN/Q=
+go.opentelemetry.io/contrib/propagators/ot v1.15.0/go.mod h1:0P7QQ+MHt6SXR1ATaMpewSiWlp8NbKErNLKcaU4EEKI=
 go.opentelemetry.io/otel v1.14.0 h1:/79Huy8wbf5DnIPhemGB+zEPVwnN6fuQybr/SRXa6hM=
 go.opentelemetry.io/otel v1.14.0/go.mod h1:o4buv+dJzx8rohcUeRmWUZhqupFvzWis188WlggnNeU=
 go.opentelemetry.io/otel/exporters/jaeger v1.14.0 h1:CjbUNd4iN2hHmWekmOqZ+zSCU+dzZppG8XsV+A3oc8Q=