#!/bin/sh

set -e

case "$1" in
install|upgrade)
# Upgrade old lucid configs
if [ -e /etc/dhcp/dhclient.conf ] && [ $(md5sum /etc/dhcp/dhclient.conf | cut -f1 -d ' ') = 5e012287a1dcf058b3fea4c5bf0bd95a ]; then
sed -i -e '/host-name "<hostname>"/i #send host-name "andare.fugue.com";' \
-e 's/host-name "<hostname>"/host-name = gethostname()/' \
-e '/domain-search, host-name,$/a \
dhcp6.name-servers, dhcp6.domain-search,' \
-e '/ntp-servers;$/a \
dhcp6.fqdn, dhcp6.sntp-servers;' \
-e 's/ntp-servers;$/ntp-servers,/' \
/etc/dhcp/dhclient.conf
fi

# if the /etc/dhclient.conf from dhcp-client was modified,
# bring it forward to /etc/dhcp3/dhclient.conf, but in a way not
# to upset dpkg about a changed conffile
if [ ! -e /etc/dhcp3/dhclient.conf ] && [ -e /etc/dhclient.conf ] && \
! >/dev/null 2>&1 md5sum -c - <<-EOF; then
10830c7543724cfd36f10dd87a5f98eb /etc/dhclient.conf
EOF
mkdir -p /etc/dhcp3
cp /etc/dhclient.conf /etc/dhcp3/dhclient.conf.oldconfig
fi

# handle lingering dhclient.conf from lenny (this can be safely removed
# after the wheezy release)
if [ -e /etc/dhcp/dhclient.conf ] && \
[ "`md5sum /etc/dhcp/dhclient.conf | awk '{print $1;}'`" = 6e3910d75cd5cde0042ecb6d48492ae9 ]; then
sed -i -e 's/rfc3442-classless-static-routes;/rfc3442-classless-static-routes, ntp-servers;/' /etc/dhcp/dhclient.conf
fi

# We renamed debug-enter to debug - handle the transition
if [ ! -e /etc/dhcp3/dhclient-enter-hooks.d/debug ] && \
[ -e /etc/dhcp3/dhclient-enter-hooks.d/debug-enter ]; then
mv /etc/dhcp3/dhclient-enter-hooks.d/debug-enter \
/etc/dhcp3/dhclient-enter-hooks.d/debug
else
rm -f /etc/dhcp3/dhclient-enter-hooks.d/debug-enter
fi

# We renamed debug-exit to debug - handle the transition
if [ ! -e /etc/dhcp3/dhclient-exit-hooks.d/debug ] && \
[ -e /etc/dhcp3/dhclient-exit-hooks.d/debug-exit ]; then
mv /etc/dhcp3/dhclient-exit-hooks.d/debug-exit \
/etc/dhcp3/dhclient-exit-hooks.d/debug
else
rm -f /etc/dhcp3/dhclient-exit-hooks.d/debug-exit
fi

# We moved /etc/dhcp3/dhclient-script to /sbin in 3.0.4-2
if dpkg --compare-versions "$2" lt-nl "3.0.4-2"; then
if [ -e /etc/dhcp3/dhclient-script ]; then
if >/dev/null 2>&1 md5sum -c - <<-EOF; then
2b18b5c59b26d00aa115716b3da2ed26 /etc/dhcp3/dhclient-script
EOF
rm -f /etc/dhcp3/dhclient-script
fi
fi
fi
;;

abort-upgrade)
;;

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

# dh_installdeb will replace this with shell code automatically
# generated by other debhelper scripts.



exit 0