#!/bin/bash

ping_targets="google.com2"
failed_hosts=""
file="alma2.txt"
for i in $ping_targets
do
   ping -c 1 $i > /dev/null
   if [ $? -ne 0 ]; then
      if [ "$failed_hosts" == "" ]; then
         failed_hosts="$i"
      else
         failed_hosts="$failed_hosts, $i"
      fi
   fi
done

if [ "$failed_hosts" != "" ]; then
    echo $failed_hosts

  if [ -f "$file" ]
  then
    echo "$file found."
    #ez lényegtelen
  else
    echo "$file not found."
    #email küldés # eza  rész nincs meg
    echo 'qqqq' > $file
  fi

else
  rm $file
fi