fix: more robust ping method

helpers/funcs

@@ -784,12 +784,17 @@ logger(){
 }
 test_ping(){
     shift
+    local time
+    local res
     local ip="$1"
     local qport="$2"
-    local res
-    res=$(ping -c1 -4 -W0.5 $1 | grep time= | awk -F= '{print $4}')
-    [[ ! $? -eq 0 ]] && res="Timed out"
-    printf "%s" "$res"
+    res=$(a2s $ip $qport info)
+    if [[ -z $res ]]; then
+        time="Timed out"
+    else
+        time=$(<<< "$res" jq -r '.[].ping')
+    fi
+    printf "%s" "$time"
 }
 show_server_modlist(){
     shift