#!/bin/bash

export BBPROG=linux-version.bash
COLUMN="version"               
DATE=$(date +'%Y-%m-%d %T')
FILE='/etc/redhat-release'
scriptVersion='0.1'

# examples from /etc/redhat-release
# rhel 5.11: Red Hat Enterprise Linux Server release 5.11 (Tikanga)
# centos 6.7: CentOS release 6.7 (Final)

if [ -z $BBHOME ] ; then
        echo "BBHOME is not set... exiting"
         exit 1                             
fi                                         

if [ ! -d "$BBTMP" ] ; then             # GET DEFINITIONS IF NEEDED
          echo "*** LOADING XYMONCLIENT.CFG ***"                  
        . $BBHOME/etc/xymonclient.cfg          # INCLUDE STANDARD DEFINITIONS
fi                                                                            

if [[ ! -f ${FILE} ]]
 then
    COLOR='red'
    DESC="${FILE} not found -- is this a redhat type machine?"
 else
    COLOR='green'
    text=$(cat ${FILE})
    osOne=$(echo ${text} | awk '{print tolower($1)}')
    osNum=$(echo ${text} | tr -d '[:alpha:]' | tr -d '()' | tr -d '[:space:]')
    major=$(echo ${osNum} | awk -F '.' '{print $1}')
    latest=$(curl http://repo.hpc.lsu.edu/files/linux/${osOne}-${major}.txt 2>/dev/null)
    if [[ "${latest}" != "${osNum}" ]]
     then 
       COLOR='yellow'
     fi
    if [[ 'centos' == "${osOne}" ]]
     then
       os='CentOS'
       major=$(echo ${osNum} | awk -F '.' '{print $1}')
     else
       if [[ 'red' == "${osOne}" ]]
        then
          os='Red Hat'
        else
          os='unknown'
          version='unknown'
          COLOR='clear'
        fi
     fi
 fi

EXTRA=$(uname -a)

DESC="<br>${text} - latest is ${latest} <br> ${EXTRA}"
scriptInfo="<br><br>linux-version extension for xymon, version: ${scriptVersion}"

# echo "machine=${MACHINE}"

LINE="status ${MACHINE}.${COLUMN} ${COLOR} ${DATE} ${DESC} ${scriptInfo}"

# echo $BB $BBDISP "$LINE"    
$BB $BBDISP "$LINE"