#!/bin/sh

# The environment variable $SRCHOME cannot be set during the installation
unset SRCHOME

# The environment variable $LD_LIBRARY_PATH should be cleared initially
unset LD_LIBRARY_PATH

AWK=/bin/awk
SED=/bin/sed
UNAME=/bin/uname
GETCONF=/usr/bin/getconf
PSE='/bin/ps -e'
ISAINFO='/usr/bin/isainfo -k'
SUCCESS=0
ERROR=1
NULL='/dev/null'
ECHO=echo
GREP=grep
_bootClassPath=""

BUNDLE=db

CMDDIR=`dirname $0`

if [ "$CMDDIR" = "." ]; then
    CMDDIR=`pwd`;
fi

# Replace relative path with fully qualified path.
if [ ! "`echo $CMDDIR|grep '^/'`" ]; then
    CMDDIR=`pwd`/$CMDDIR;
fi

#
# Check if SunCluster is running
#
isSunClusterRunning()
{
  if `$PSE -u 0 | $GREP 'ucm[m]d' 1>$NULL 2>$NULL`
  then
    $ECHO $SUCCESS
  else
    $ECHO $ERROR
  fi
}

#
# Prompt for rootpre.sh For AIX
#
rootpreForAIX()
{
if [ "$BUNDLE" = "crs" -o "$BUNDLE" = "db" ]; then
         # For AIX, we require rootpre.sh be run before installation
         # The environment variable $SKIP_ROOTPRE is not set!.
         if [ ! "$SKIP_ROOTPRE" ]; then
                 echo "*******************************************************************************                          *"
                 echo ""
                 echo "Your platform requires the root user to perform certain pre-installation"
                 echo "OS preparation.  The root user should run the shell script 'rootpre.sh' before"
                 echo "you proceed with Oracle installation.  rootpre.sh can be found at the top level                           "
                 echo "of the CD or the stage area."
                 echo ""
                 echo "Answer 'y' if root has run 'rootpre.sh' so you can proceed with Oracle "
                 echo "installation."
                 echo "Answer 'n' to abort installation and then ask root to run 'rootpre.sh'."
                 echo ""
                 echo "*******************************************************************************                          *"
                 echo ""
                 echo "Has 'rootpre.sh' been run by root? [y/n] (n)"
                 read ans

                 if [ $ans = 'y' -o $ans = "Y" ]; then
                        echo ""
                 else
                        echo "Installation stopped to run 'rootpre.sh' by root."
                        exit 0
                 fi
          #else SKIP_ROOTPRE set!.
          else

          if [ "$SKIP_ROOTPRE" = "TRUE"  ]; then
                 echo "SKIP_ROOTPRE environment variable is set, which means "
                 echo "rootpre.sh was already run as root."
          else
                 echo "SKIP_ROOTPRE not set to true."
                 exit 0;
          fi
        fi
   fi
}

#
# Prompt for rootpre.sh For Solarisamd64
#
rootpreForSolarisamd64()
{
if [ "$BUNDLE" = "crs" ]; then
         # For SOLARISAMD64, we require rootpre.sh for Vendor Cluster be run before installation
         # The environment variable $SKIP_ROOTPRE is not set!.
         if [ ! "$SKIP_ROOTPRE" ]; then
                 echo "*******************************************************************************                          *"
                 echo ""
                 echo "Your platform requires the root user to perform certain pre-installation"
                 echo "OS preparation.  The root user should run the shell script 'rootpre.sh' before"
                 echo "you proceed with Oracle installation.  rootpre.sh can be found at the top level                           "
                 echo "of the CD or the stage area."
                 echo ""
                 echo "Answer 'y' if root has run 'rootpre.sh' so you can proceed with Oracle "
                 echo "installation."
                 echo "Answer 'n' to abort installation and then ask root to run 'rootpre.sh'."
                 echo ""
                 echo "*******************************************************************************                          *"
                 echo ""
                 echo "Has 'rootpre.sh' been run by root? [y/n] (n)"
                 read ans

                 if [ $ans = 'y' -o $ans = "Y" ]; then
                        echo ""
                 else
                        echo "Installation stopped to run 'rootpre.sh' by root."
                        exit 0
                 fi
          #else SKIP_ROOTPRE set!.
          else

          if [ "$SKIP_ROOTPRE" = "TRUE"  ]; then
                 echo "SKIP_ROOTPRE environment variable is set, which means "
                 echo "rootpre.sh was already run as root."
          else
                 echo "SKIP_ROOTPRE not set to true."
                 exit 0;
          fi
        fi
   fi
}

if [ `$UNAME` = "AIX" ]; then
   OSLEVEL=/bin/oslevel
   UNAME=/bin/uname
   CUT=/bin/cut
   _bootClassPath="-J-Xbootclasspath/a:$CMDDIR/stage/ext/jlib/emocmutl.jar"

   if [ "ORCL$IGNOREOSLEVEL" = "ORCL" ]; then
        MAIN_VERSION=`$OSLEVEL -r | $CUT -d"-"  -f1`;
        MinorVersion1=`$OSLEVEL -r | $CUT -d"-"  -f2`;

        if [ $MAIN_VERSION -lt "5300" ]; then
                echo "\nrunInstaller needs minimum oslevel : "5300-05-06"\n";
                exit 0;
        fi

        if [ $MAIN_VERSION -eq "5300" ]; then
                if [ MinorVersion1 -lt "05" ]; then
                        echo "\nrunInstaller needs minimum oslevel : "5300-05-06"\n";
                        exit 0;
                else
                        if [ $MinorVersion1 -eq "05" ]; then
                                MinorVersion2=`$OSLEVEL -s | $CUT -d"-"  -f3`;
                                if [ $MinorVersion2 != "CSP" ]; then
                                        if [ $MinorVersion2 -lt "06" ]; then
                                                echo "\nrunInstaller needs minimum oslevel : "5300-05-                          06"\n";
                                                exit 0;
                                        fi
                                fi
                        fi
                fi
        fi
   fi
   rootpreForAIX

fi

if [ `$UNAME` = "SunOS" ];then
   if [ `$ISAINFO` = "amd64" -a `isSunClusterRunning` = "${SUCCESS}" ];then
        rootpreForSolarisamd64
   fi
fi

case `$UNAME` in
SunOS | HP-UX)
   OCR_LOC=/var/opt/oracle/ocr.loc
;;
*)
   OCR_LOC=/etc/oracle/ocr.loc
;;
esac

LOCALONLY=local_only
LOCAL=TRUE
SILENT=FALSE


if [ x${PATH} != x ]; then
    PATH=/usr/bin:/usr/ccs/bin:$PATH:$CMDDIR/install
    export PATH
else
    PATH=/usr/bin:/usr/ccs/bin:$CMDDIR/install
    export PATH
fi

# Determine whether there is an existing CRS or not.
# Local is value of local_only in ocr.loc.
# False means there is an existing CRS installation on the system.
if [ -r $OCR_LOC ]; then
    LOCAL=`$AWK -F= /$LOCALONLY/'{print $2}' $OCR_LOC |\
           $SED 'y/aeflrstu/AEFLRSTU/'`
fi


case "$BUNDLE" in
db)
# One-click: only if there is no cmd line argument and it's not on CRS node
if [ $# -gt 0 -o "$LOCAL" = "FALSE" -o \
     ! -r $CMDDIR/install/oneclick.properties ]; then
    $CMDDIR/install/.oui $* $_bootClassPath
else
    $CMDDIR/install/.oui $_bootClassPath
fi
;;
client)
    $CMDDIR/install/.oui $* CLUSTER_NODES={}
;;
crs)
    $CMDDIR/install/.oui $* -formCluster
;;
dv)
    $CMDDIR/install/.oui $*
;;
*)
    $CMDDIR/install/.oui $*
;;
esac
$