debian/prerm

   1 #!/bin/sh
   2
   3 set -e
   4
   5 case "$1" in
   6   remove|deconfigure)
   7
   8         # Include CARNet functions
   9         . /usr/share/carnet-tools/functions.sh
  10
  11         PKG="squirrelmail-change-pass-cn"
  12         SQCONFDIR="/etc/squirrelmail"
  13         SQCONF="$SQCONFDIR/config.php"
  14         CPCONF="/usr/share/squirrelmail/plugins/change_pass/config.php"
  15         need_restart=0
  16
  17         # Remove CARNet configuration from /etc/hosts.allow and
  18         # /etc/hosts.deny.
  19         #
  20         if [ -f /etc/hosts.allow ]; then
  21                 cp-update -r "$PKG" /etc/hosts.allow
  22         fi
  23         if [ -f /etc/hosts.deny ]; then
  24                 cp-update -r "$PKG" /etc/hosts.deny
  25         fi
  26
  27         # Remove SquirrelMail change_pass plugin from SquirrelMail
  28         # configuration.
  29         #
  30         if egrep -q '^\$plugins\[[0-9]+\][\ ]*=[\ ]*'\''change_pass'\' "$SQCONF"; then
  31                 cp_echo "CN: Disabling SquirrelMail change_pass plugin in $SQCONF"
  32                 /usr/sbin/squirrelmail-configure --remove-plugin change_pass
  33         fi
  34
  35         # Backup change_pass configuration file (if any) and notify user.
  36         #
  37         if [ -f "$CPCONF" ]; then
  38                 cp_echo "CN: Doing backup for $CPCONF"
  39                 cp_backup_conffile -d "/var/backups/$PKG" -p $CPCONF
  40                 rm -f $CPCONF
  41                 rm -f $CPCONF.cn-old
  42                 cp_echo "CN: Backup is located in directory: /var/backups/$PKG/"
  43         fi
  44
  45         # Remove poppassd service from xinetd.
  46         #
  47         if [ -f /etc/xinetd.d/poppassd ]; then
  48
  49                 if egrep -q "^# Begin update by CARNet package " /etc/xinetd.d/poppassd; then
  50
  51                         cp_echo "CN: Removing poppassd service from xinetd configuration"
  52                         rm -f /etc/xinetd.d/poppassd
  53                         need_restart=1
  54                 fi
  55         fi
  56
  57         # Restart xinetd if needed.
  58         #
  59         if [ $need_restart -eq 1 ]; then
  60
  61             if [ -x "/etc/init.d/xinetd" ]; then
  62                 if [ -x "`which invoke-rc.d 2>/dev/null`" ]; then
  63                         invoke-rc.d xinetd restart || exit $?
  64                 else
  65                         /etc/init.d/xinetd restart || exit $?
  66                 fi
  67             fi
  68         fi
  69
  70         # Mail root.
  71         #
  72         cp_mail "$PKG"
  73
  74         break
  75         ;;
  76   upgrade)
  77         :
  78         ;;
  79   failed-upgrade)
  80         ;;
  81   *)
  82         echo "prerm called with unknown argument \$1'" >&2
  83         exit 0
  84         ;;
  85 esac
  86
  87 exit 0