fix(xo-server-backup-reports): handle interrupted root task (#4772)

CHANGELOG.unreleased.md

@@ -11,6 +11,8 @@
 
 > Users must be able to say: “I had this issue, happy to know it's fixed”
 
+- [Backup reports] Fix backup report not sent in case of interrupted backup job (PR [#4772](https://github.com/vatesfr/xen-orchestra/pull/4772))
+
 ### Released packages
 
 > Packages will be released in the order they are here, therefore, they should
@@ -18,5 +20,6 @@
 >
 > Rule of thumb: add packages on top.
 
+- xo-server-backup-reports v0.16.5
 - xo-server v5.58.0
 - xo-web v5.58.0

packages/xo-server-backup-reports/src/index.js

@@ -395,7 +395,13 @@ class BackupReportsXoPlugin {
         mailReceivers,
         markdown: toMarkdown(markdown),
         success: false,
-        nagiosMarkdown: `[Xen Orchestra] [${log.status}] Backup report for ${jobName} - Error : ${log.result.message}`,
+        nagiosMarkdown: `[Xen Orchestra] [${
+          log.status
+        }] Backup report for ${jobName}${
+          log.result?.message !== undefined
+            ? ` - Error : ${log.result.message}`
+            : ''
+        }`,
       })
     }