make jaeger-agent usable (#1379)

changelog/unreleased/make-jaeger-agent-usable.md

@@ -0,0 +1,7 @@
+Bugfix: Make Jaeger agent usable
+
+Previously, you could not use tracing with jaeger agent because the tracing connector is always used instead of the tracing endpoint.
+
+This PR removes the defaults for collector and tracing endpoint. 
+
+https://github.com/cs3org/reva/pull/1379

cmd/revad/runtime/runtime.go

@@ -263,14 +263,6 @@ func setupOpenCensus(conf *coreConf) error {
 		return nil
 	}
 
-	if conf.TracingEndpoint == "" {
-		conf.TracingEndpoint = "localhost:6831"
-	}
-
-	if conf.TracingCollector == "" {
-		conf.TracingCollector = "http://localhost:14268/api/traces"
-	}
-
 	if conf.TracingServiceName == "" {
 		conf.TracingServiceName = "revad"
 	}