Implement conditional reporting.

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

@@ -60,6 +60,7 @@ class BackupReportsXoPlugin {
   async _listener (status) {
     let nSuccess = 0
     let nCalls = 0
+    let reportWhen
 
     const text = []
 
@@ -73,6 +74,12 @@ class BackupReportsXoPlugin {
         return
       }
 
+      reportWhen = call.params._reportWhen
+
+      if (reportWhen === 'never') {
+        return
+      }
+
       let vmStatus
 
       if (call.error) {
@@ -114,6 +121,10 @@ class BackupReportsXoPlugin {
     const end = moment(status.end)
     const duration = moment.duration(end - start).humanize()
 
+    if (reportWhen === 'fail' && globalStatus === 'Success') {
+      return
+    }
+
     // Global status.
     text.unshift([
       `## Global status: ${globalStatus}`,