#!/bin/sh
# (C) 2001 Arkadiusz Mi¶kiewicz <misiek@pld.ORG.PL>
# Hardware Profiles for rc-scripts TOTALNEW.
# $Id: hwprofile,v 1.1.2.1 2001/09/30 10:19:34 misiek Exp $

PROFDIR="/etc/sysconfig/hwprofiles"
QUIET=0

[ -z "${EDITOR} " ] && EDITOR=vi

if [ "$(id -u)" != "0" ]; then
  	echo "Need superuser privileges. Can't continue!"
	exit 1
fi

if [ ! -d ${PROFDIR} -o ! -d ${PROFDIR}/data ]; then
	echo "${PROFDIR} or ${PROFDIR}/data not found. Can't continue!"
	exit 1
fi

myecho()
{
  if [ "${QUIET}" != "1" ]; then
    echo $@
  fi
}

showhelp()
{
echo '
no opts		- show help
a 		- add profile
d		- delete profile
r foo		- run specified profile or "default" if such exist
s		- save/update running profile
f		- find proper profile and run it
l		- list configured profiles
q		- be quiet (used only in few modes)

Please send all bug reports to:
pld-rc-scripts@pld.org.pl.
'
}

# This function probably must be enhanced.
md5sumgen()
{
  ( \
  grep -v "MHz" /proc/cpuinfo 2> /dev/null \
  cat /proc/pci 2> /dev/null \
  ) | md5sum | awk ' { gsub(/ .*$/,NIL); print $0 } '
}

while getopts adflsqr: opt "$@"; do
  case "$opt" in
    a)
	echo "Adding new profile..."
	if [ -f /var/run/hwprofile ]; then
	  echo -n "Current profile is: "
	  cat /var/run/hwprofile
	fi
	PROFILE=
	while [ -z "${PROFILE}" ]; do
	  echo -n "Enter profile name: "
	  read PROFILE
	  if [ -f ${PROFDIR}/${PROFILE}.md5 ]; then
	    echo "Profile ${PROFILE} exist. Try other name."
	    PROFILE=
	  fi
	done
	rm -rf ${PROFDIR}/${PROFILE}.* ${PROFDIR}/data/${PROFILE}/
	md5sumgen > ${PROFDIR}/${PROFILE}.md5
	LANG=C LC_ALL=C date > ${PROFDIR}/${PROFILE}.date
	mkdir -p ${PROFDIR}/data/${PROFILE}/
	chmod 700 ${PROFDIR}/data/${PROFILE}/
	echo -n "Enter profile description (PROFDIR/${PROFILE}.desc): "
	read DESCRIPTION
	[ -z "${DESCRIPTION}" ] && DESCRIPTION="${PROFILE}"
	echo "${DESCRIPTION}" > ${PROFDIR}/${PROFILE}.desc
	echo "Now, editor will be started and you need to enter list of files"
	echo "for this profile (later as ${PROFDIR}/${PROFILE}.files)."
	echo "Press Enter."
	read
	${EDITOR} ${PROFDIR}/${PROFILE}.files
	FILES=
	echo "Validating and copying valid files for this profile:"
	for file in $(grep -v "^#" ${PROFDIR}/${PROFILE}.files); do
	  if [ ! -f ${file} -o "${file}" = "/etc/sysconfig/hwprof" ]; then
	    echo "${file}: invalid, skipping"
	    continue
	  fi
	  bfile=$(basename ${file})
	  echo "Copying ${file} to ${PROFDIR}/data/${PROFILE}/${file}..."
	  cp -dp --parents ${file} ${PROFDIR}/data/${PROFILE}/
	  FILES="${file}\n${FILES}"
	done
	echo -e "${FILES}" > ${PROFDIR}/${PROFILE}.files
	rm -f ${PROFDIR}/${PROFILE}.*~
	echo "New profile ready."
	break
	;;
    d)
	echo "Deleting existing profile..."
	PROFILE=
	while [ -z ${PROFILE} ]; do
	  echo -n "Enter profile name: "
	  read PROFILE
	  if [ ! -f ${PROFDIR}/${PROFILE}.md5 ]; then
	    echo "Profile ${PROFILE} doesn't exist. Try other name."
	    PROFILE=
	  fi
	done
	echo -n "Are you sure? [t/N]: "
	read YN
	case "${YN}" in
	  y | t )
	  	# ok
	  ;;
	  *)
	  	echo "Exiting then."
		exit 1
	  ;;
	esac
	rm -rf ${PROFDIR}/${PROFILE}.* ${PROFDIR}/data/${PROFILE}/
	echo "Done."
	break
	;;
    r)
    	PROFILE="${OPTARG}"
	if [ -z "${PROFILE}" -o ! -f ${PROFDIR}/${PROFILE}.files ]; then
	  echo "Can't setup ${PROFILE}. No required data."
	  exit 1
	fi
	echo "Setting up profile \"${PROFILE}\"..."
	for file in $(grep -v "^#" ${PROFDIR}/${PROFILE}.files); do
	  if [ ! -f ${file} -o "${file}" = "/etc/sysconfig/hwprof" ]; then
	    echo "${file}: invalid, skipping"
	    continue
	  fi
	  echo "Copying ${PROFDIR}/data/${PROFILE}/${file} to ${file}..."
	  cp -dp ${PROFDIR}/data/${PROFILE}/${file} ${file}
	done
	myecho "Profile \"${PROFILE}\" running."
	break
	;;
    f)
    	PROFILE=
    	PROFILEMD5=$(md5sumgen)
	myecho "Trying to find proper profile..."
	for prof in $(ls -1 ${PROFDIR}/*.md5 2> /dev/null); do
	  prof=$(basename ${prof})
	  CURRENTMD5="$(cat ${PROFDIR}/${prof} 2> /dev/null)"
	  [ -z "${CURRENTMD5}" ] && continue
	  if [ "${CURRENTMD5}" = "${PROFILEMD5}" ]; then
	    PROFILE=$(echo ${prof} | awk ' { gsub(/\.md5/,NIL); print $0 } ')
	    break;
	  fi
	done
	if [ -z "${PROFILE}" ]; then
	    if [ ! -f ${PROFDIR}/default.md5 ]; then
		echo "Valid profile not found. Starting with current files."
		exit 0
	    else
		echo "Valid profile not found. Starting with \"default\" profile."
		PROFILE=default
	    fi
	fi
	myecho "Found profile \"${PROFILE}\" with md5sum \"${PROFILEMD5}\"."
	$0 -r ${PROFILE}
	break
	;;
    s)
        PROFILE=$(cat /var/run/hwprofile 2> /dev/null)
	if [ -z "${PROFILE}" ]; then
	  echo "No profile currenty running."
	  exit 1
	fi
	if [ ! -f ${PROFDIR}/${PROFILE}.files ]; then
	  echo "${PROFILE}.files is missing. Can't continue."
	  exit 1
	fi
	echo "Saving/updating current profile..."
	for file in $(grep -v "^#" ${PROFDIR}/${PROFILE}.files); do
	  if [ ! -f ${file} -o "${file}" = "/etc/sysconfig/hwprof" ]; then
	    echo "${file}: invalid, skipping"
	    continue
	  fi
	  echo "Copying ${file} to ${PROFDIR}/data/${PROFILE}/${file}"
	  cp -dp --parents ${file} ${PROFDIR}/data/${PROFILE}/
	done
	echo "Done."
	break
	;;
    l)
	echo "List of configured profiles:"
	for prof in $(ls -1 ${PROFDIR}/*.md5 2> /dev/null); do
	  prof=$(basename ${prof})
	  profname=$(echo ${prof} | awk ' { gsub(/\.md5/,NIL); print $0 } ')
	  echo    "Name    : ${profname}"
	  echo -n "Desc    : "
	  if [ -f ${PROFDIR}/${profname}.md5 ]; then
	    cat ${PROFDIR}/${profname}.desc
	  else
	    echo "MISSING"
	  fi
	  echo -n "Created : "
	  if [ -f ${PROFDIR}/${profname}.date ]; then
	    cat ${PROFDIR}/${profname}.date
	  else
	    echo "MISSING"
	  fi
	  echo -n "md5sum  : "
	  if [ -f ${PROFDIR}/${profname}.md5 ]; then
	    cat ${PROFDIR}/${profname}.md5
	  else
	    echo "MISSING"
	  fi
	  echo -n "Files   : "
	  if [ -f ${PROFDIR}/${profname}.files ]; then
	    cat ${PROFDIR}/${profname}.files | xargs
	  else
	    echo "MISSING"
	  fi
	  echo
	done
	echo "End."
	break
	;;
    q)
    	QUIET=1
	;;
    *)
	showhelp
	exit 1
	break
	;;
  esac
done

if [ "$#" -le "0" ]; then
  showhelp
  exit 1
fi

exit 0

# This must be last line !
# vi:syntax=sh:tw=78:ts=8:sw=2