feat: debug log gRPC queries (#19049)

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

CHANGELOG.md

@@ -49,6 +49,7 @@ Every module contains its own CHANGELOG.md. Please refer to the module you are i
 * (runtime) [#18475](https://github.com/cosmos/cosmos-sdk/pull/18475) Adds an implementation for core.branch.Service.
 * (baseapp) [#18499](https://github.com/cosmos/cosmos-sdk/pull/18499) Add `MsgRouter` response type from message name function.
 * (types) [#18768](https://github.com/cosmos/cosmos-sdk/pull/18768) Add MustValAddressFromBech32 function.
+* (gRPC) [#19049](https://github.com/cosmos/cosmos-sdk/pull/19049) Add debug log prints for each gRPC request.
 
 ### Improvements
 

baseapp/baseapp.go

@@ -193,7 +193,7 @@ func NewBaseApp(
 	name string, logger log.Logger, db dbm.DB, txDecoder sdk.TxDecoder, options ...func(*BaseApp),
 ) *BaseApp {
 	app := &BaseApp{
-		logger:           logger,
+		logger:           logger.With(log.ModuleKey, "baseapp"),
 		name:             name,
 		db:               db,
 		cms:              store.NewCommitMultiStore(db, logger, storemetrics.NewNoOpMetrics()), // by default we use a no-op metric gather in store

baseapp/grpcserver.go

@@ -2,6 +2,7 @@ package baseapp
 
 import (
 	"context"
+	"fmt"
 	"strconv"
 
 	gogogrpc "github.com/cosmos/gogoproto/grpc"
@@ -67,6 +68,8 @@ func (app *BaseApp) RegisterGRPCServer(server gogogrpc.Server) {
 			app.logger.Error("failed to set gRPC header", "err", err)
 		}
 
+		app.logger.Debug("gRPC query received of type: " + fmt.Sprintf("%#v", req))
+
 		return handler(grpcCtx, req)
 	}