feat(grpc): enable reflection on grpc endpoints

(upstream operator-registry commit: ff43ba8941e6fa5fe5112f16dbc696a229344dde)

Author: ecordell

staging/operator-registry/Gopkg.lock

@@ -90,7 +90,7 @@ docker run -p 50051:50051 example-registry:latest
 [grpcurl](https://github.com/fullstorydev/grpcurl) is a useful for interacting with the example server.
 
 ```sh
-$ grpcurl -plaintext -proto ./pkg/api/registry.proto  localhost:50051 list api.Registry
+$ grpcurl -plaintext  localhost:50051 list api.Registry
 GetBundle
 GetBundleForChannel
 GetBundleThatReplaces
@@ -103,7 +103,7 @@ ListPackages
 ```
 
 ```sh
-$ grpcurl -plaintext -proto ./pkg/api/registry.proto  localhost:50051 api.Registry/ListPackages
+$ grpcurl -plaintext  localhost:50051 api.Registry/ListPackages
 ```
 ```json
 {
@@ -115,7 +115,7 @@ $ grpcurl -plaintext -proto ./pkg/api/registry.proto  localhost:50051 api.Regist
 ```
 
 ```sh
-$ grpcurl -plaintext -proto ./pkg/api/registry.proto -d '{"name":"etcd"}' localhost:50051 api.Registry/GetPackage
+$ grpcurl -plaintext -d '{"name":"etcd"}' localhost:50051 api.Registry/GetPackage
 ```
 ```json
 {
@@ -131,7 +131,7 @@ $ grpcurl -plaintext -proto ./pkg/api/registry.proto -d '{"name":"etcd"}' localh
 ```
 
 ```sh
-$ grpcurl -proto ./pkg/api/registry.proto localhost:50051 describe api.Registry.GetBundleForChannel
+$ grpcurl localhost:50051 describe api.Registry.GetBundleForChannel
 api.Registry.GetBundleForChannel is a method:
 ```
 ```json
@@ -145,7 +145,7 @@ api.Registry.GetBundleForChannel is a method:
 ```
 
 ```sh
-$ grpcurl -proto ./pkg/api/registry.proto localhost:50051 describe api.GetBundleInChannelRequest
+$ grpcurl localhost:50051 describe api.GetBundleInChannelRequest
 api.GetBundleInChannelRequest is a message:
 ```
 ```json
@@ -180,7 +180,7 @@ api.GetBundleInChannelRequest is a message:
 ```
 
 ```sh
-$ grpcurl -plaintext -proto ./pkg/api/registry.proto -d '{"pkgName":"etcd","channelName":"alpha"}' localhost:50051 api.Registry/GetBundleForChannel
+$ grpcurl -plaintext -d '{"pkgName":"etcd","channelName":"alpha"}' localhost:50051 api.Registry/GetBundleForChannel
 ```
 ```json
 {

staging/operator-registry/README.md

@@ -7,6 +7,7 @@ import (
 	"github.com/sirupsen/logrus"
 	"github.com/spf13/cobra"
 	"google.golang.org/grpc"
+	"google.golang.org/grpc/reflection"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/client-go/kubernetes"
 	"k8s.io/client-go/rest"
@@ -107,6 +108,7 @@ func runCmdFunc(cmd *cobra.Command, args []string) error {
 	s := grpc.NewServer()
 
 	api.RegisterRegistryServer(s, server.NewRegistryServer(store))
+	reflection.Register(s)
 
 	log.Info("serving registry")
 	if err := s.Serve(lis); err != nil {

staging/operator-registry/cmd/configmap-server/main.go

@@ -7,6 +7,7 @@ import (
 	"github.com/sirupsen/logrus"
 	"github.com/spf13/cobra"
 	"google.golang.org/grpc"
+	"google.golang.org/grpc/reflection"
 
 	"github.com/operator-framework/operator-registry/pkg/api"
 	"github.com/operator-framework/operator-registry/pkg/server"
@@ -74,7 +75,7 @@ func runCmdFunc(cmd *cobra.Command, args []string) error {
 	s := grpc.NewServer()
 
 	api.RegisterRegistryServer(s, server.NewRegistryServer(store))
-
+	reflection.Register(s)
 	log.Info("serving registry")
 	if err := s.Serve(lis); err != nil {
 		log.Fatalf("failed to serve: %v", err)