debian/vzctl.preinst

   1 #! /bin/sh
   2 # preinst script for vzctl
   3 #
   4 # see: dh_installdeb(1)
   5
   6 set -e
   7
   8 # summary of how this script can be called:
   9 #        * <new-preinst> `install'
  10 #        * <new-preinst> `install' <old-version>
  11 #        * <new-preinst> `upgrade' <old-version>
  12 #        * <old-preinst> `abort-upgrade' <new-version>
  13 #
  14 # for details, see http://www.debian.org/doc/debian-policy/ or
  15 # the debian-policy package
  16
  17 case "$1" in
  18     install|upgrade)
  19
  20         # older version installed a symbolic link, we need to remove
  21         # that - else dpkg does not install the new version
  22         if [ -L "/etc/network/if-up.d/vzifup-post" ]; then
  23             rm -f "/etc/network/if-up.d/vzifup-post"
  24         fi
  25
  26         # move old config out of the way - newer version
  27         # use a symlink to /etc/pve/openvz
  28         if [ ! -L "/etc/vz/conf" ]; then
  29             rmdir "/etc/vz/conf" || true # try to remove empty dir
  30             if [ -e "/etc/vz/conf" ]; then
  31                 if [ -e "/etc/vz/conf.org" ]; then
  32                     echo "unable to backup existing configuration"
  33                     exit 1
  34                 fi
  35                 mv /etc/vz/conf /etc/vz/conf.org
  36             fi
  37         fi
  38
  39         # compability mode /var/lib/vz -> /vz
  40         # ln -sT /var/lib/vz vz 2>/dev/null || true
  41         # echo "Add a link from /var/lib/vz to /vz/"
  42     ;;
  43     abort-upgrade)
  44     ;;
  45     *)
  46         echo "preinst called with unknown argument \`$1'" >&2
  47         exit 1
  48     ;;
  49 esac
  50
  51 # dh_installdeb will replace this with shell code automatically
  52 # generated by other debhelper scripts.
  53
  54 #DEBHELPER#
  55
  56 exit 0