feat(server/v2/grpcgateway): register grpcgateway server and module endpoints (#22701)

Co-authored-by: Julien Robert <julien@rbrt.fr>

server/v2/api/grpcgateway/server.go

@@ -9,7 +9,6 @@ import (
 	gateway "github.com/cosmos/gogogateway"
 	"github.com/cosmos/gogoproto/jsonpb"
 	"github.com/grpc-ecosystem/grpc-gateway/runtime"
-	"google.golang.org/grpc"
 
 	"cosmossdk.io/core/server"
 	"cosmossdk.io/core/transaction"
@@ -30,15 +29,13 @@ type Server[T transaction.Tx] struct {
 	cfgOptions []CfgOption
 
 	server            *http.Server
-	gRPCSrv           *grpc.Server
-	gRPCGatewayRouter *runtime.ServeMux
+	GRPCGatewayRouter *runtime.ServeMux
 }
 
 // New creates a new gRPC-gateway server.
 func New[T transaction.Tx](
 	logger log.Logger,
 	config server.ConfigMap,
-	grpcSrv *grpc.Server,
 	ir jsonpb.AnyResolver,
 	cfgOptions ...CfgOption,
 ) (*Server[T], error) {
@@ -52,8 +49,7 @@ func New[T transaction.Tx](
 	}
 
 	s := &Server[T]{
-		gRPCSrv: grpcSrv,
-		gRPCGatewayRouter: runtime.NewServeMux(
+		GRPCGatewayRouter: runtime.NewServeMux(
 			// Custom marshaler option is required for gogo proto
 			runtime.WithMarshalerOption(runtime.MIMEWildcard, marshalerOption),
 
@@ -83,6 +79,13 @@ func New[T transaction.Tx](
 	return s, nil
 }
 
+// NewWithConfigOptions creates a new gRPC-gateway server with the provided config options.
+func NewWithConfigOptions[T transaction.Tx](opts ...CfgOption) *Server[T] {
+	return &Server[T]{
+		cfgOptions: opts,
+	}
+}
+
 func (s *Server[T]) Name() string {
 	return ServerName
 }
@@ -108,7 +111,7 @@ func (s *Server[T]) Start(ctx context.Context) error {
 	}
 
 	mux := http.NewServeMux()
-	mux.Handle("/", s.gRPCGatewayRouter)
+	mux.Handle("/", s.GRPCGatewayRouter)
 
 	s.server = &http.Server{
 		Addr:    s.config.Address,

simapp/v2/simdv2/cmd/commands.go

@@ -12,6 +12,7 @@ import (
 	runtimev2 "cosmossdk.io/runtime/v2"
 	serverv2 "cosmossdk.io/server/v2"
 	grpcserver "cosmossdk.io/server/v2/api/grpc"
+	"cosmossdk.io/server/v2/api/grpcgateway"
 	"cosmossdk.io/server/v2/api/rest"
 	"cosmossdk.io/server/v2/api/telemetry"
 	"cosmossdk.io/server/v2/cometbft"
@@ -26,6 +27,7 @@ import (
 	"github.com/cosmos/cosmos-sdk/client/rpc"
 	sdktelemetry "github.com/cosmos/cosmos-sdk/telemetry"
 	sdk "github.com/cosmos/cosmos-sdk/types"
+	"github.com/cosmos/cosmos-sdk/types/module"
 	"github.com/cosmos/cosmos-sdk/version"
 	authcmd "github.com/cosmos/cosmos-sdk/x/auth/client/cli"
 	"github.com/cosmos/cosmos-sdk/x/genutil"
@@ -85,6 +87,7 @@ func InitRootCmd[T transaction.Tx](
 			&serverstore.Server[T]{},
 			&telemetry.Server[T]{},
 			&rest.Server[T]{},
+			&grpcgateway.Server[T]{},
 		)
 	}
 
@@ -142,6 +145,22 @@ func InitRootCmd[T transaction.Tx](
 		return nil, err
 	}
 
+	grpcgatewayServer, err := grpcgateway.New[T](
+		logger,
+		deps.GlobalConfig,
+		simApp.InterfaceRegistry(),
+	)
+	if err != nil {
+		return nil, err
+	}
+
+	for _, mod := range deps.ModuleManager.Modules() {
+		if gmod, ok := mod.(module.HasGRPCGateway); ok {
+			// TODO(@julienrbrt) https://github.com/cosmos/cosmos-sdk/pull/22701#pullrequestreview-2470651390
+			gmod.RegisterGRPCGatewayRoutes(deps.ClientContext, grpcgatewayServer.GRPCGatewayRouter)
+		}
+	}
+
 	// wire server commands
 	return serverv2.AddCommands[T](
 		rootCmd,
@@ -154,6 +173,7 @@ func InitRootCmd[T transaction.Tx](
 		storeComponent,
 		telemetryServer,
 		restServer,
+		grpcgatewayServer,
 	)
 }
 

simapp/v2/simdv2/cmd/testnet.go

@@ -20,6 +20,7 @@ import (
 	runtimev2 "cosmossdk.io/runtime/v2"
 	serverv2 "cosmossdk.io/server/v2"
 	"cosmossdk.io/server/v2/api/grpc"
+	"cosmossdk.io/server/v2/api/grpcgateway"
 	"cosmossdk.io/server/v2/api/rest"
 	"cosmossdk.io/server/v2/cometbft"
 	"cosmossdk.io/server/v2/store"
@@ -194,7 +195,9 @@ func initTestnetFiles[T transaction.Tx](
 	for i := 0; i < args.numValidators; i++ {
 		var portOffset int
 		grpcConfig := grpc.DefaultConfig()
+		grpcgatewayConfig := grpcgateway.DefaultConfig()
 		restConfig := rest.DefaultConfig()
+
 		if args.singleMachine {
 			portOffset = i
 			p2pPortStart = 16656 // use different start point to not conflict with rpc port
@@ -209,6 +212,11 @@ func initTestnetFiles[T transaction.Tx](
 				MaxSendMsgSize: grpc.DefaultConfig().MaxSendMsgSize,
 			}
 
+			grpcgatewayConfig = &grpcgateway.Config{
+				Enable:  true,
+				Address: fmt.Sprintf("127.0.0.1:%d", apiPort+portOffset),
+			}
+
 			restConfig = &rest.Config{
 				Enable:  true,
 				Address: fmt.Sprintf("127.0.0.1:%d", restPort+portOffset),
@@ -346,8 +354,9 @@ func initTestnetFiles[T transaction.Tx](
 		cometServer := cometbft.NewWithConfigOptions[T](cometbft.OverwriteDefaultConfigTomlConfig(nodeConfig))
 		storeServer := &store.Server[T]{}
 		grpcServer := grpc.NewWithConfigOptions[T](grpc.OverwriteDefaultConfig(grpcConfig))
+		grpcgatewayServer := grpcgateway.NewWithConfigOptions[T](grpcgateway.OverwriteDefaultConfig(grpcgatewayConfig))
 		restServer := rest.NewWithConfigOptions[T](rest.OverwriteDefaultConfig(restConfig))
-		server := serverv2.NewServer[T](serverCfg, cometServer, storeServer, grpcServer, restServer)
+		server := serverv2.NewServer[T](serverCfg, cometServer, storeServer, grpcServer, grpcgatewayServer, restServer)
 		err = server.WriteConfig(filepath.Join(nodeDir, "config"))
 		if err != nil {
 			return err