build-livecd

#!/bin/bash

[[ -z "$1" ]] && echo "Usage: $0 fdi-name.ks [RELEASE_NUMBER] [VERSION]" && exit 1

which git date base64 ksflatten >/dev/null || ( echo "Command(s) missing, install required tools" && exit 2 )

RELEASE=$(date +%Y%m%d).${2:-1}
VERSION=${3:-$(git describe --abbrev=0 --tags)}
KS_INSTALL=fdi-install.ks
KS_TARGET=fdi-image.ks

# prepare version and release files
echo "$VERSION" > root/usr/share/fdi/VERSION
echo "$RELEASE" > root/usr/share/fdi/RELEASE

OVERLAY=$(find root -type f | cut -c 5-)

# generate install overlay
echo "# <generated by build-livecd>" > $KS_INSTALL
for FILE in $OVERLAY; do
cat >> $KS_INSTALL <<EOF
%post
mkdir -p \$(dirname $FILE)
base64 -d - >$FILE <<'CODE'
$(cat root$FILE | base64 -w79)
CODE
%end
EOF
done
cat >> $KS_INSTALL <<KS
%post
chmod +x $(find root -type f -executable | cut -c 5- | xargs echo)
%end
KS
echo "# </generated by build-livecd>" >> $KS_INSTALL

# prepare result kickstart
ksflatten -c "$1" -o $KS_TARGET

echo "Now run as root ./build-livecd-root or submit $KS_TARGET into koji"