onevm + onehost: harden sudo command execution

check_onehost

@@ -11,12 +11,13 @@
 # 2023-06-12  v1.1  <axel.hahn@unibe.ch>  show message if no sudo permissions on onehost command exist
 # 2023-08-23  v1.2  <axel.hahn@unibe.ch>  update help; show help without requirements
 # 2023-09-15  v1.3  <axel.hahn@unibe.ch>  add detection for disabled hosts; update texts
+# 2023-10-20  v1.4  <axel.hahn@unibe.ch>  harden sudo command execution
 # ======================================================================
 
 
 . $(dirname $0)/inc_pluginfunctions
 
-self_APPVERSION=1.3
+self_APPVERSION=1.4
 
 # ----------------------------------------------------------------------
 # functions
@@ -68,7 +69,9 @@ typeset -i iCriticalLimit=$( ph.getValueWithParam 2 c "$@")
 
 
 # --- get data
-cmdout=$( sudo onehost list --csv 2>&1 )
+if ! cmdout=$( sudo -n onehost list --csv 2>&1 ); then
+    ph.abort "UNKNOWN: No sudo permissions to execute onehost commands."
+fi
 
 if ! grep "ID,NAME" <<< "$cmdout" >/dev/null; then
         ph.setStatus "unknown"