#! /bin/sh
#
# tuptime-19991104
# Record and show total uptime and total boot-count
#
# Copyright 1999 by Studio Breeze. 1999
#                   Daisuke Nagano <breeze.nagano@nifty.ne.jp>
# Nov.04.1999
#
#  This program is free software; you can redistribute it and/or modify
#  it under the terms of the GNU General Public License as published by
#  the Free Software Foundation; either version 2, or (at your option)
#  any later version.
#
#  This program is distributed in the hope that it will be useful,
#  but WITHOUT ANY WARRANTY; without even the implied warranty of
#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#  GNU General Public License for more details.
#
#  You should have received a copy of the GNU General Public License
#  along with this program; if not, write to the Free Software
#  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
#

LAST_UPTIME_FILE="/usr/local/etc/tuptime/lasttotaluptime";
LAST_BOOTCOUNTS_FILE="/usr/local/etc/tuptime/lastbootcounts";

case `uname` in
  Linux)
     UPTIME_D=`cat /proc/uptime | cut -f1 -d' '`;
     UPTIME_H=`echo $UPTIME_D | cut -f1 -d'.'`;
     UPTIME_L=`echo $UPTIME_D | cut -f2 -d'.'`;
     ;;
  *)
     exit 1;
     ;;
esac

#MY_UPTIME=$[$UPTIME_H*100+$UPTIME_L];
MY_UPTIME=$[$UPTIME_H];

#
# get last uptime
#

if [ -f $LAST_UPTIME_FILE ]; then
  LAST_UPTIME=`cat $LAST_UPTIME_FILE`;
else
  LAST_UPTIME=0
fi

UPTIME=$[$LAST_UPTIME+$MY_UPTIME];

#
# get boot_counts
#

if [ -f $LAST_BOOTCOUNTS_FILE ]; then
  LAST_BOOTCOUNTS=`cat $LAST_BOOTCOUNTS_FILE`;
else
  LAST_BOOTCOUNTS=0
fi

BOOTCOUNTS=$[$LAST_BOOTCOUNTS+1];

case $1 in
  start)
  ;;

  stop)
    #
    # Save current time
    #

    if [ -f $LAST_BOOTCOUNTS_FILE ]; then
      rm -f $LAST_BOOTCOUNTS_FILE;
    fi
    echo "$BOOTCOUNTS" > $LAST_BOOTCOUNTS_FILE;
    if [ -f $LAST_UPTIME_FILE ]; then
      rm -f $LAST_UPTIME_FILE;
    fi
    echo "$UPTIME" > $LAST_UPTIME_FILE;
    ;;

  *)
    # 
    # show total uptimes and boot-counts
    # 

    DD=$[$UPTIME/60/60/24];
    HH=$[($UPTIME/60/60)%24];
    MM=$[($UPTIME/60)%60];
    SS=$[($UPTIME)%60];

    echo "Total boots: $BOOTCOUNTS times";
    echo "Total uptime: $DD days, $HH hours, $MM minutes, $SS seconds";
    echo "";
    ;;
esac

exit 0;