From e6b48b2d14d75eeb9d34e702f53dcd45496e9acf Mon Sep 17 00:00:00 2001
From: Denis Arh <denis.arh@gmail.com>
Date: Mon, 23 May 2022 20:32:02 +0200
Subject: [PATCH] Fix infinite loop alert webconsole when offline

Prevent webconsole to flood browser with alert windows when
backend is no longer reachable.
---
 webconsole/src/views/LogViewer.vue | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/webconsole/src/views/LogViewer.vue b/webconsole/src/views/LogViewer.vue
index 6705aac98..9df1f4b75 100644
--- a/webconsole/src/views/LogViewer.vue
+++ b/webconsole/src/views/LogViewer.vue
@@ -51,18 +51,22 @@ const lastRefresh = ref<Date | undefined>()
 onMounted(() => {
   events.value = []
   fetch().then((interval: boolean) => {
+    let ih: number
     if (!interval) {
       return
     }
 
-    setInterval(async () => {
+    ih = setInterval(async () => {
       let after: number | undefined
 
       if (events.value.length > 0) {
         after = events.value[events.value.length - 1].index
       }
 
-      await fetch(after)
+      const ok = await fetch(after)
+      if (!ok) {
+        clearInterval(ih)
+      }
     }, 2000)
   }).catch((err ) => {
     alert(err)