From a6ecb54cc4a215002c22893c6f1ff8da9b0acceb Mon Sep 17 00:00:00 2001
From: Nick O'Leary <nick.oleary@gmail.com>
Date: Tue, 31 Mar 2020 19:25:20 +0100
Subject: [PATCH] Clear node.close timeout to avoid unnecessary work on restart

---
 .../node_modules/@node-red/runtime/lib/nodes/flows/Flow.js   | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/packages/node_modules/@node-red/runtime/lib/nodes/flows/Flow.js b/packages/node_modules/@node-red/runtime/lib/nodes/flows/Flow.js
index 5fa77d505..c132b507b 100644
--- a/packages/node_modules/@node-red/runtime/lib/nodes/flows/Flow.js
+++ b/packages/node_modules/@node-red/runtime/lib/nodes/flows/Flow.js
@@ -571,15 +571,18 @@ function stopNode(node,removed) {
     Log.trace("Stopping node "+node.type+":"+node.id+(removed?" removed":""));
     const start = Date.now();
     const closePromise = node.close(removed);
+    let closeTimer = null;
     const closeTimeout = new Promise((resolve,reject) => {
-        setTimeout(() => {
+        closePromise = setTimeout(() => {
             reject("Close timed out");
         }, nodeCloseTimeout);
     });
     return Promise.race([closePromise,closeTimeout]).then(() => {
+        clearTimeout(closeTimer);
         var delta = Date.now() - start;
         Log.trace("Stopped node "+node.type+":"+node.id+" ("+delta+"ms)" );
     }).catch(err => {
+        clearTimeout(closeTimer);
         node.error(Log._("nodes.flows.stopping-error",{message:err}));
         Log.debug(err.stack);
     })