From 7508f8f7fe164d16b0a4b7712dabb81d68118796 Mon Sep 17 00:00:00 2001
From: mmsqe <mavis@crypto.com>
Date: Thu, 29 Sep 2022 23:33:28 +0800
Subject: [PATCH] fix: add close for grpcOnly mode (#13418)

---
 CHANGELOG.md    |  1 +
 server/start.go | 18 +++++++-----------
 2 files changed, 8 insertions(+), 11 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index d8b5ca65b4d46..7de6291c85d24 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -174,6 +174,7 @@ Ref: https://keepachangelog.com/en/1.0.0/
 * (Store) [#13334](https://github.com/cosmos/cosmos-sdk/pull/13334) Call streaming listeners for deliver tx event, it was removed accidentally.
 * (grpc) [#13352](https://github.com/cosmos/cosmos-sdk/pull/13352) fix grpc query panic that could crash the node.
 * (snapshot) [#13400](https://github.com/cosmos/cosmos-sdk/pull/13400) Fix snapshot checksum issue in golang 1.19.
+* (grpc) [#13418](https://github.com/cosmos/cosmos-sdk/pull/13418) Add close for grpc only mode.
 
 ### Deprecated
 
diff --git a/server/start.go b/server/start.go
index beb51729b6863..1cee1089d1301 100644
--- a/server/start.go
+++ b/server/start.go
@@ -417,13 +417,18 @@ func startInProcess(ctx *Context, clientCtx client.Context, appCreator types.App
 		if err != nil {
 			return err
 		}
-
+		defer grpcSrv.Stop()
 		if config.GRPCWeb.Enable {
 			grpcWebSrv, err = servergrpc.StartGRPCWeb(grpcSrv, config)
 			if err != nil {
 				ctx.Logger.Error("failed to start grpc-web http server: ", err)
 				return err
 			}
+			defer func() {
+				if err := grpcWebSrv.Close(); err != nil {
+					ctx.Logger.Error("failed to close grpc-web http server: ", err)
+				}
+			}()
 		}
 	}
 
@@ -486,7 +491,7 @@ func startInProcess(ctx *Context, clientCtx client.Context, appCreator types.App
 	}
 
 	defer func() {
-		if tmNode.IsRunning() {
+		if tmNode != nil && tmNode.IsRunning() {
 			_ = tmNode.Stop()
 		}
 
@@ -498,15 +503,6 @@ func startInProcess(ctx *Context, clientCtx client.Context, appCreator types.App
 			_ = apiSrv.Close()
 		}
 
-		if grpcSrv != nil {
-			grpcSrv.Stop()
-			if grpcWebSrv != nil {
-				if err := grpcWebSrv.Close(); err != nil {
-					ctx.Logger.Error("failed to close grpc-web http server: ", err)
-				}
-			}
-		}
-
 		ctx.Logger.Info("exiting...")
 	}()