#!/usr/bin/env bash
#
# Take mfsroot.gz from images dir, mount it on mfsdir,
# cp -R the stuff from the eyes/eye/... onto the mounted fs,
# umount and zip, mount a floppy on flp, and overwrite its mfsroot.gz file.
# umount.
#
sundir="/home/sunpendulum"
mfsdir="${sundir}/mfs"
flpdir="${sundir}/flp"
imgdir="${sundir}/images"

eye=$1
prompt=$2

if [ x$USER != xroot ]
then
  echo "be root"
  exit
fi

eyedir=${sundir}/eyes/${eye}

if [ x${eye} = "x" ]
then
  echo "floppy eyename [prompt]"
  exit 1
fi

function pr {
  if [ x${prompt} != "x" ]
  then
    echo $1
    read
  fi
}

function sset {
  if [ x${prompt} != "x" ]
  then
    set $1
  fi
}

function abort {
  echo "$_ failed .. it is senseless to continue - exiting."
  exit
}

# create a mounted mfsroot on ${mfsdir}
# -------------------------------------
echo -n "creating a mounted mfsroot on ${mfsdir} ... "
cd ${imgdir} || abort
sset -x
[ -f mfsroot.gz ] && gunzip mfsroot.gz
md=`mdconfig -a -t vnode -f mfsroot` || abort
mount /dev/${md}c ${mfsdir} || abort
sset +x
echo "Done"

pr "Mfsroot is unzipped an mounted, next comes file copy"

# populate with individual files
# ------------------------------
echo -n "populating with individual files ... "
# this is for the harddisk
sset -x
cp -R -p -f ${eyedir}/fs/* ${mfsdir}/sun/ || abort
# this is for the mfsroot fs
cp -R -p -f ${eyedir}/cf/* ${mfsdir}/ || abort
echo "Done"
sset +x

pr "Files are copied, next comes unmount and gzip"

# umount mfsroot
# --------------
echo -n "umount mfsroot ... "
sset -x
umount -f ${mfsdir} || abort
mdconfig -d -u ${md} || abort
gzip -9 mfsroot || abort
sset +x
echo "Done"

pr "Unmount an zipping Done, next comes copy to floppy"

# copy to floppy
# --------------
echo -n "copy to floppy ... "
sset -x
md=`mdconfig -a -t vnode -f mfsroot.flp` || abort
mount /dev/${md}c ${flpdir} || abort
cp mfsroot.gz ${flpdir}/ || abort
umount ${flpdir} || abort
mdconfig -d -u ${md} || abort
cp mfsroot.flp ${eyedir}/flp/ || abort
sset +x
echo "Done"
ls -l ${eyedir}/flp/ || abort
echo

pr "Floppy Image Done, next comes atesi.zip"

# create atesi email attachment
# -----------------------------
echo -n "creating atesi email attachment ... "
cd ${eyedir} || abort
dir=`basename ${eyedir}`
echo $dir
[ -d atesi ] || mkdir atesi
rm -rf atesi/*
sset -x
ln ../../dostools/fdimage.exe atesi/ || abort
ln ../../kern.flp atesi/ || abort
ln flp/mfsroot.flp atesi/ || abort
atesi="atesi-${dir}.zip"
rm -rf $atesi
zip -9r $atesi atesi/ || abort
sset +x
echo "Done"