#!/bin/sh
# this file is executed right at the end of installation, just before reboot.
# it operates from the point of view of the target computer, so / is the target's HDD and so on
# importantly enough, this is actually followed-up after reboot by a custom /etc/rc.local file, which erases itself after running (so it only runs on first reboot)
# the (abundant) feedback messages should not be visible, but they should appear on the installer's syslog. Also yes, I know writing "task finished" after something that might fail isn't the greatest thing.
# note that much of what used to be here was put in the postinst file for the deb package we unpack


mount /dev/cdrom /media/cdrom

# first we install the packages we couldn't install automatically
echo 'Installing additional package : firmware-bnx2...'
dpkg -i /media/cdrom/simple-cdd/firmware-bnx2_20230210-5_all.deb
echo 'Additional packages installed'

#debugging
echo 'force-confnew' > /etc/dpkg/dpkg.cfg.d/trc6500

# now we unpack our master archive and replace all those conf files and scripts and things
echo 'Unpacking master config files...'
dpkg -i /media/cdrom/simple-cdd/trc6500-master-file* # version-proof
echo 'Files unpacked'

echo 'Adding TRC6500 public key to keyring...'
cat /media/cdrom/simple-cdd/TRC6500.pub | apt-key add -
echo 'Key added'

echo 'Removing exim packages...'
dpkg -l | awk '/exim/ {print $2}' | xargs dpkg --remove bsd-mailx
find /media/cdrom0 -name libgnutls-openssl\*_\* -o -name ssmtp_\* -o -name bsd-mailx_\* | xargs dpkg --install
echo 'Exim remove'

# our interfaces file gets written over for some reason, we'll copy it and restore it on first boot
# note : after install, we'll be executing our own rc.local on first boot
echo 'Copying first-boot script (/etc/rc.local)...'
cp /etc/network/interfaces /etc/network/interfaces.original
mv /etc/rc.local /etc/rc.local.original
cp /media/cdrom/simple-cdd/myrc.local /etc/rc.local
echo 'Script copied'

echo 'Deleting simple-cdd files on disk...'
rm -r /usr/local/simple-cdd
rm -r /etc/dpkg/dpkg.cfg.d/trc6500
echo 'Files deleted'

echo 'Umount cdrom'
umount /media/cdrom

exit 0