#!/bin/ksh
# File  : get_filer_uptime.ksh
# By    : Maarten de Boer, 100308
# Subject       : Get filer uptime
# (0.2)	: split-up days
# (0.3)	: Added grep 'kern.syslog.msg:notice' /filers/??naf??/vol0/etc/messages*
#(0.4)  : # Get 'kern.syslog.msg' out /filers/${FILER}/vol0/etc/messages* & ${SSH} added.
#(0.5)  : # Get 'kern.syslog.msg:notice' out /filers/${FILER}/vol0/etc/messages* & ${SSH} added.
#(0.6)	: Mod. HOSTNAME 
#(0.7)	: Mod for RHEL6 (mailx -a), VERSION->VER; Added ${LOG}
#(0.8)	: Added USAGE & FILTER
# set -x
PGM="`basename $0|cut -d\. -f1`"
VER="0.8"
TMP="/tmp/${PGM}.$$"
CSV="${PGM}.csv"
FILERS="${HOME}/etc/filers"
MAILTO="maarten.deboer@atos.net"
MSGS="${TMP}.msgs"
UNIX2DOS="/usr/bin/unix2dos"
UUENCODE="/usr/bin/uuencode"
SSH="/usr/bin/ssh"
HOSTNAME="`hostname | cut -d\. -f1`"
LOG="${HOME}/log/${PGM}.log"
ASC="${PGM}.asc"
FILTER="[?]*"
MAIL=""

USAGE()
{
  echo "Usage: ${PGM} [<options>]"
  echo "  Version: ${VER}"
  echo "  options       :"
  echo "    -e|--etc    : Etc/filers-file (${FILERS})"
  echo "    -f          : Filter filername (${FILTER})"
  echo "    -h|--help   : this Help"
  echo "    -m|--mail   : do send Mail"
  echo "    -V          : show Version"
  echo "    -x          : set -x"
  echo "    --mailto    : change MAILTO address & do send mail (${MAILTO})"
}
# Check options
while [ $# -gt 0 ]
  do
  case $1 in
    -f) FILTER=$2; shift ;;
    -m | --mail) MAIL=1 ;;
    -e | --etc) FILERS=$2; shift ;;
    --mailto) MAILTO=$2; MAIL=1; shift ;;
    -h | --help) USAGE; exit 1 ;;
    -V) echo "${PGM}: v${VER}"; exit 3 ;;
    -x)  set -x ;;
    *)  echo "Option ${1} not known. Exiting..."; echo; USAGE; exit 1 ;;
  esac
    shift
done


echo "`date` ${PGM} v${VER} started"|tee -a ${LOG}
touch ${TMP} ${MSGS}
DAMOYR="`date +%d'-'%m'-'%Y`"
DATEHR="`date +%H`"

echo "" > ${TMP}
for FILER in `cat ${FILERS}|grep -v \#|grep ${FILTER}`
do
  echo "  ${FILER}; Getting uptime info ..."
  UPTIME="`${SSH} -n ${FILER} uptime`"
  UPTI34="`echo ${UPTIME} | awk '{print $3, $4}'| sed -e 's/,//g'`"
  UPTI5="`echo ${UPTIME} | awk '{print $5}'| sed -e 's/,//g'`"
  MIN=0
  MIN="`echo ${UPTI34}| grep min`"
  HR="`echo ${UPTI34}| grep ':' |cut -d\: -f1`"
  if [ "${HR}" = "" ]; then
    HR="`echo ${UPTI5}| grep ':' |cut -d\: -f1`"
  fi
  DAYS="`echo ${UPTI34}| grep days|cut -d' ' -f1`"

  if [ "${DAYS}" != "" ]; then
    let "HRS=${DAYS} * 24"
  else
    if [ "${HR}" != "" ]; then
      HRS=${HR}
    else
      HRS=0
    fi
  fi
  if [ "${HR}" != "" ]; then
    let "HRS=${HRS} + ${HR}"
  fi
  HRSorig=${HRS}
# 4x7 days (=24hr)
  DAYSTR=""
  HDR=""  # Header
  FTRH=""  # Footer Hrs
  FTRW=""  # Footer Weeks
  WKS="1 2 3 4"
  for WK in ${WKS}
  do
    DAYS="1 2 3 4 5 6 7"
    for DAY in ${DAYS}
    do
# 1st day; place datum in HDR
      if [ ${DAY} -eq 1 ] && [ ${WK} -eq 1 ]; then
        HDR="${DAMOYR}"
        if [ ${HRS} -ge ${DATEHR} ]; then
          DAYSTR="${DATEHR};${DAYSTR}"
        else
          if [ ${HRS} -ge 0 ]; then
            DAYSTR="${HRS};${DAYSTR}"
          else
            DAYSTR="0;${DAYSTR}"
          fi
        fi
        let "HRS=${HRS} - ${DATEHR}"
      else
        HDR="D;${HDR}"
        if [ ${HRS} -ge 24 ]; then
          DAYSTR="24;${DAYSTR}"
        else
          if [ ${HRS} -ge 0 ]; then
            DAYSTR="${HRS};${DAYSTR}"
          else
            DAYSTR="0;${DAYSTR}"
          fi
        fi
        let "HRS=${HRS} - 24"
      fi

      FTRH="24;${FTRH}"
      FTRW="0;${FTRW}"
    done
  done
# 4x weeks (=168 hr)
  WKS="1 2 3 4"
  for WK1 in ${WKS}
  do
      HDR="1W;${HDR}"
      FTRH="168;${FTRH}"
      FTRW="1;${FTRW}"
      if [ ${HRS} -ge 168 ]; then
        DAYSTR="168;${DAYSTR}"
      else
        if [ ${HRS} -ge 0 ]; then
          DAYSTR="${HRS};${DAYSTR}"
        else
          DAYSTR="0;${DAYSTR}"
        fi
      fi
      let "HRS=${HRS} - 168"
  done

# 4x 1 week (=672 hr)
  MNDS="1 2 3 4"
  for MND in ${MNDS}
  do
    HDR="4W;${HDR}"
    FTRH="672;${FTRH}"
    FTRW="4;${FTRW}"
    if [ ${HRS} -ge 672 ]; then
      DAYSTR="672;${DAYSTR}"
    else
      if [ ${HRS} -ge 0 ]; then
        DAYSTR="${HRS};${DAYSTR}"
      else
        DAYSTR="0;${DAYSTR}"
      fi
    fi
    let "HRS=${HRS} - 672"
  done
# 3x 4wk (Q) (=2016 hr)
  MNDS="1 2 3"
  for MND in ${MNDS}
  do
    HDR="3W4;${HDR}"
    FTRH="2016;${FTRH}"
    FTRW="12;${FTRW}"
    if [ ${HRS} -ge 2016 ]; then
      DAYSTR="2016;${DAYSTR}"
    else
      if [ ${HRS} -ge 0 ]; then
        DAYSTR="${HRS};${DAYSTR}"
      else
        DAYSTR="0;${DAYSTR}"
      fi
    fi
    let "HRS=${HRS} - 2016"
  done
# 2x 1/2 yr (Q) (=4368 hr)
  HYRS="1 2" # Half Years
  for HYR in ${HYRS}
  do
    HDR="2HYR;${HDR}"
    FTRH="4368;${FTRH}"
    FTRW="26;${FTRW}"
    if [ ${HRS} -ge 4368 ]; then
      DAYSTR="4368;${DAYSTR}"
    else
      if [ ${HRS} -ge 0 ]; then
        DAYSTR="${HRS};${DAYSTR}"
      else
        DAYSTR="0;${DAYSTR}"
      fi
    fi
    let "HRS=${HRS} - 4368"
  done
  echo "${FILER};${HRSorig};${MIN}; ${DAYSTR} ; ; ; ${UPTI34} ; ${UPTI5};  ${UPTIME};  " | tee -a ${TMP}

# Get 'kern.syslog.msg:notice' out /etc/messages onto the filer itself & NOT via /filers/${FILER}/vol0/etc/messages*
# Because some vol0-etc's are not mountable (specialy in .CN, because of NTFS of vol0-etc :-(
  NRS="0 1 2 3 4 5"
  echo "  ${FILER}; Getting messages files(${NRS}) ..."
  ${SSH} -n ${FILER} rdfile /etc/messages | grep 'kern.syslog.msg:notice' |tee -a ${MSGS}
  for NR in ${NRS}
  do
    ${SSH} -n ${FILER} rdfile /etc/messages.${NR} | grep 'kern.syslog.msg:notice' |tee -a ${MSGS}
  done

done

if [ ${MAIL} ]; then
  echo "; ; " | tee -a ${TMP}
  echo "# Filername ; Hours ; Minutes; ${HDR} " | tee -a ${TMP}
  echo " ; ;Hours; ${FTRH} " | tee -a ${TMP}
  echo " ; ;Weeks; ${FTRW} " | tee -a ${TMP}

  cp ${TMP} /tmp/${CSV}
  date|mailx -a /tmp/${CSV} -s "@${HOSTNAME}: Uptime-sheet [${PGM} v${VER}]" ${MAILTO}
  cp ${MSGS} /tmp/${ASC}
  date|mailx -a /tmp/${ASC} -s "@${HOSTNAME}: Messages-files [${PGM} v${VER}]" ${MAILTO}
  echo "`date` mailed to ${MAILTO} "|tee -a ${LOG}
fi  # MAIL

rm ${TMP} ${MSGS} /tmp/${CSV} /tmp/${ASC}
echo "`date` ${PGM} v${VER} finished."|tee -a ${LOG}
exit 0