source: hybrid/branches/releng-9/nanobsd/tools/passwd-image.sh

#!/bin/sh

# Change password if image

#

# XXX: Error handing

. $(dirname $0)/package-build.inc.sh



BASEDIR=`dirname $0`

if [ -n "$1" ]; then

  IMG=$1

else

  CFG="${BASEDIR}/../cfg/nanobsd.wleiden"

  

  # Find object directory 

  eval `grep '^NANO_NAME=' ${CFG}`

  OBJDIR="/usr/obj/nanobsd.${NANO_NAME}"

  IMG=${OBJDIR}/_.disk.full

fi



if [ ! -r "${IMG}" ]; then

  p_err Source ${IMG} does not exists

fi



# Make sure we are root from this point on

f_check_root





MNT=`mktemp -d -t $(basename $0)`



# If target nfs image is mounted somehow, bail out

if mdconfig -l -v | grep -q "${IMG}"; then

        MD=`mdconfig -l -v | grep "${IMG}" | cut -c -4`

        p_err "'${IMG}' already mounted at '$MD'"

        exit 1

fi





MD=`mdconfig -a -t vnode -f ${IMG}`

mount /dev/${MD}s1a ${MNT}



# Config files lives at /cfg  location

mount /dev/${MD}s3 ${MNT}/cfg



# Try to fetch and store config

chroot ${MNT} passwd



# Clean up

umount ${MNT}/cfg

umount ${MNT}

mdconfig -d -u ${MD}

rm -d ${MNT}