#!/bin/sh

set -e

# This script can be called in the following ways:
#
# After the package was installed:
#	<postinst> configure <old-version>
#
#
# If prerm fails during upgrade or fails on failed upgrade:
#	<old-postinst> abort-upgrade <new-version>
#
# If prerm fails during deconfiguration of a package:
#	<postinst> abort-deconfigure in-favour <new-package> <version>
#	           removing <old-package> <version>
#
# If prerm fails during replacement due to conflict:
#	<postinst> abort-remove in-favour <new-package> <version>

case "$1" in
    configure)

        # Create netdev group that is used in the D-Bus policy file
        addgroup --quiet --system netdev

        if [ -x "/etc/init.d/dbus" ]; then
            invoke-rc.d dbus force-reload || true
        fi

        # Update init script priorities
        if dpkg --compare-versions "$2" lt "0.7.0.99-1"; then
            for i in 0 1 6 ; do
                if [ -e /etc/rc$i.d/K14network-manager ]; then
                    mv /etc/rc$i.d/K14network-manager /etc/rc$i.d/K88network-manager
                fi
            done
        fi

        # Kill nm-system-settings service as in 0.8 it is no longer a separate process
        if dpkg --compare-versions "$2" lt "0.7.999-1"; then
            kill `pidof /usr/sbin/nm-system-settings` 2>/dev/null || true
        fi

        NIF=/etc/network/interfaces
        if [ -z "$2" ] && [ -f $NIF ]; then
            ifaces=`grep -v '^#' $NIF | awk '/iface/ {print $2}' | sort -u | sed -e 's/lo//' -e '/^$/d' -e 's/^/- /'`
            if [ -n "$ifaces" ]; then
                echo "" 1>&2
                echo "The following network interfaces were found in $NIF" 1>&2
                echo "which means they are currently configured by ifupdown:" 1>&2
                echo "$ifaces" 1>&2
                echo "If you want to manage those interfaces with NetworkManager instead" 1>&2
                echo "remove their configuration from $NIF." 1>&2
                echo "" 1>&2
            fi
        fi
        ;;

    abort-upgrade|abort-deconfigure|abort-remove)
        ;;

    *)
        echo "$0 called with unknown argument \`$1'" 1>&2
        exit 1
        ;;
esac

#DEBHELPER#