debian/preinst

   1 #!/bin/sh
   2
   3 set -e
   4
   5 case "$1" in
   6     install|upgrade)
   7         old_version=$2
   8         if [ -e '/usr/sbin/pve-firewall' ]; then
   9             if dpkg --compare-versions "$old_version" le '1.0-11' ; then
  10                 echo "Detected old pve-firewall version - stopping to clear old iptables rules"
  11                 /usr/sbin/pve-firewall stop
  12             fi
  13         fi
  14     ;;
  15
  16     abort-upgrade)
  17     ;;
  18
  19     *)
  20         echo "preinst called with unknown argument \`$1'" >&2
  21         exit 1
  22     ;;
  23 esac
  24
  25 #DEBHELPER#
  26
  27 exit 0