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Current File : //opt/microsoft/scvmmguestagent/bin/arch

#/bin/bash

#********************************************************
#*                                                      *
#*   Copyright (C) Microsoft. All rights reserved.      *
#*                                                      *
#********************************************************


#Debugging Help
#clear
#set -x

VERSION=
PATCH=
PLATFORM=
ARCH=

SuSE_Release="/etc/SuSE-release"
SUSE_Release="/etc/SUSE-release"
RH_Release="/etc/redhat-release"
FED_Release="/etc/fedora-release"
Ubuntu_Release="/etc/issue"

GetARCH() {

	case "$PLATFORM" in
		MacOS | Hpux)
			ARCH=`uname -m`
		;;

		*)
			ARCH=`uname -p`
		;;
	esac	

	case $ARCH in

		x86_64 )
			ARCH=x64
		;;

		i386|i486|i586|i686 )
			ARCH=x86;
		;;

		9000/*)
			ARCH=PA
		;;

		ia64)
			ARCH=i64
		;;

		ppc|ppc64|powerpc)
			ARCH=ppc
		;;

	esac
}


GetLinuxInfo() {

	OSName=`/bin/egrep -o 'Red Hat Enterprise Linux ES|Red Hat Enterprise Linux|Red Hat Enterprise Linux Server|Red Hat Enterprise Client|Red Hat Enterprise Desktop|Fedora|CentOS|Ubuntu|SUSE Linux Enterprise Desktop|SUSE Linux Enterprise Server|SUSE LINUX Enterprise Server' $1`

	case $OSName in

		"Red Hat Enterprise Linux Client" | "Red Hat Linux Desktop" )
			PLATFORM=RHED
			VERSION=`grep "$OSName" $1 | sed 's/[^0-9]*//g'`
		;;

		"Red Hat Enterprise Linux Server" | "Red Hat Enterprise Linux ES" )
			PLATFORM=RHEL
			if [ "$includePatchInfo" = "true" ]; then
				VERSION=`grep "$OSName" $1 | sed  's/[^0-9]*//g'`
			else
				VERSION=`grep "$OSName" $1 | sed  's/\..*$//;s/[^0-9]*//g'`
			fi
		;;

		"SUSE Linux Enterprise Desktop" )
			PLATFORM=SLED
			VERSION=`grep VERSION $1 | sed 's/[ \t]//g;s/.*=//'`
			if [ "$includePatchInfo" = "true" ]; then
				PATCH=`grep PATCH $1 | sed 's/[ \t]//g;s/.*=//'`
			fi
		;;

		"SUSE LINUX Enterprise Server"|"SUSE Linux Enterprise Server")
			PLATFORM=SLES
			VERSION=`grep VERSION "$1" | sed 's/[ \t]//g;s/.*=//'`
			if [ "$includePatchInfo" = "true" ]; then
				PATCH=`grep PATCH $1 | sed 's/[ \t]//g;s/.*=//'`
			fi
		;;

		"Fedora" )
			PLATFORM=Fedora
			VERSION=`grep "$OSName" $1 | sed 's/[^0-9]*//g'`
		;;

		"CentOS" )
			PLATFORM=RHEL
			if [ "$includePatchInfo" = "true" ]; then
				VERSION=`grep "$OSName" $1 | sed  's/[^0-9]*//g'`
			else
				VERSION=`grep "$OSName" $1 | sed  's/\..*$//;s/[^0-9]*//g'`
			fi
		;;

		"Ubuntu" )
			PLATFORM=Ubuntu
			VERSION=`grep "$OSName" $1 | sed 's/[^0-9]*//g'`
		;;

		* )
			echo  "Error Unrecognized Linux OS."
			;;

		esac
}



# "Main" 

# Parse Command Line options.
while getopts ":poah" opt; do
	case $opt in
		p )
		  includePatchInfo="true"
		;;

                o ) 
                  osonly="true"
                ;;
        
                a )
                  archonly="true" 
                ;;

		h ) 
			echo "usage: arch [-p] [-o] [-a]"
            echo "   -p   Include patch level"
            echo "   -o   Display only OS & Version e.g RHEL5"
            echo "   -a   Display only arch e.g x86"

			exit 1
	esac
done


# Done Parsing options.

case `uname -s` in

	Linux )
		if [ -r $SuSE_Release ]; then
			GetLinuxInfo "$SuSE_Release"
		elif [ -r $SUSE_Release ]; then
			GetLinuxInfo "$SUSE_Release"
		elif [ -r $RH_Release ]; then
			GetLinuxInfo "$RH_Release"
		elif [ -r $FED_Release ]; then
			GetLinuxInfo "$FED_Release"
                elif [ -r $Ubuntu_Release ]; then
                        GetLinuxInfo "$Ubuntu_Release"
		fi
	;;

	HP-UX )
		VERSION=`uname -r`
		PLATFORM=Hpux
	;;

	AIX )
		VERSION=`oslevel | sed 's/\.//g;s/0//g'`
		PLATFORM=Aix
	;;

	SunOS )
		PLATFORM=Sol
		VERSION=`uname -r | sed 's/[0-9]\.//'`
	;;

	Darwin )
		PLATFORM=MacOS
		if [ "$includePatchInfo" = "true" ]; then
			VERSION=`sw_vers -productVersion | sed 's/[^0-9]*//g'`
		else
			VERSION=`sw_vers -productVersion | sed 's/\([0-9][0-9]\)\.\([0-9]\)\.\([0-9]\)/\1\2/;s/[^0-9]*//g'`
		fi

	;;

	*)
		echo "Unknown"
		exit 0
		;;

	esac

GetARCH

if [ "$osonly" = "true" ]; then
    echo ${PLATFORM}${VERSION}${PATCH}
elif [ "$archonly" = "true" ]; then
     echo ${ARCH}
else
    echo ${PLATFORM}${VERSION}${PATCH}${ARCH}
fi