#! /bin/bash

# livecd-creator doesn't give us a nice way to reference the directory in
# which the kickstart lives, and we can therefore not locate files from
# within the kickstart. It does try to look for %include files relative to
# the main kickstart. We exploit that here to generate a snippet that
# installs the MK and sets it up

TOP_DIR=$(realpath $(dirname $0))
VERSION=$(grep version $TOP_DIR/razor-el-mk.gemspec | sed -r -e 's/^.*"([0-9.]+)".*$/\1/')

GEM_FILE=$TOP_DIR/pkg/razor-mk-agent-${VERSION}.gem
if [ ! -f "$GEM_FILE" ]; then
    echo "There is no gem $GEM_FILE"
    echo "Run 'rake build' first"
    exit 1
fi

cat > mk-install.ks <<EOF
%post --nochroot
cp $TOP_DIR/pkg/razor-mk-agent-${VERSION}.gem \$INSTALL_ROOT/var/tmp
%end

%post
gem install -l --no-ri --no-rdoc /var/tmp/razor-mk-agent-${VERSION}.gem
rm -f /var/tmp/razor-mk-agent-${VERSION}.gem

cat > /usr/local/bin/mk-update <<'CODE'
$(cat bin/mk-update)
CODE
chmod +rx /usr/local/bin/mk-update

cat > /etc/systemd/system/mk.service <<EOUNIT
$(cat etc/mk.service)
EOUNIT

cat > /etc/systemd/system/mk.timer <<EOUNIT
$(cat etc/mk.timer)
EOUNIT

mkdir /var/lib/mk
systemctl enable mk.timer

mkdir /usr/lib/razor

# enable the reboot command from the Razor server
ln -sf /sbin/reboot /usr/lib/razor/reboot
%end
EOF

echo "Now run as root"
echo "$TOP_DIR/build-livecd-root"