#!/bin/sh
# Generate nbd root images for LTSP

if [ -n "$1" ]; then
    paths="/opt/ltsp/$1"
else
    paths=/opt/ltsp/*
fi

for path in $paths; do
    arch=`basename $path`
    targetimg="/opt/ltsp/images/$arch.img"
    # Skip if not a directory
    [ ! -d "$path" ] && continue
    # Skip "images" dir
    [ "$arch" == "images" ] && continue
    TMPNAME=`/bin/mktemp -u /opt/ltsp/images/$arch.XXXXXXX`
    mksquashfs /opt/ltsp/$arch/ $TMPNAME -ef /usr/share/ltsp/mksquashfs-exclude -wildcards
    if [ $? -ne 0 ]; then
        echo "ERROR during mksquashfs creation of $targetimg.  Aborting..."
        exit 1
    fi
    rm -f $targetimg
    mv $TMPNAME $targetimg
    chmod 0644 $targetimg
    echo "$targetimg complete."
done