no need to log errors if there were no backends selected

sni · sni · commit 77fc70e54288 · 2026-04-17T21:53:17.000+02:00
diff --git a/lib/Thruk/Backend/Manager.pm b/lib/Thruk/Backend/Manager.pm
@@ -1725,7 +1725,7 @@ sub _do_on_peers {
     }
 
     &timing_breakpoint('_get_result: '.$function);
-    if(!defined $result || $err) {
+    if(($num_selected_backends > 0 && !defined $result) || $err) {
         if(!$err) {
             $err = join("\n", map { Thruk::Utils::Filter::peer_name($_).": ".$c->stash->{'failed_backends'}->{$_} } sort keys %{$c->stash->{'failed_backends'}});
         }

Original file line number	Diff line number	Diff line change
`@@ -1725,7 +1725,7 @@ sub _do_on_peers {`
`1725`	`1725`	`}`
`1726`	`1726`
`1727`	`1727`	`&timing_breakpoint('_get_result: '.$function);`
`1728`		`- if(!defined $result \|\| $err) {`
	`1728`	`+ if(($num_selected_backends > 0 && !defined $result) \|\| $err) {`
`1729`	`1729`	`if(!$err) {`
`1730`	`1730`	`$err = join("\n", map { Thruk::Utils::Filter::peer_name($_).": ".$c->stash->{'failed_backends'}->{$_} } sort keys %{$c->stash->{'failed_backends'}});`
`1731`	`1731`	`}`