dbstart.txt

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#
# $Header: /cvsroot/openacs-4/packages/acs-core-docs/www/files/dbstart.txt,v 1.5 2024/09/11 06:15:47 gustafn Exp $ dbstart.sh.pp Copyr (c) 1991 Oracle
# Modified 6/1/2000: Fixed bug determining version of Oracle by bquinn@arsdigita.com
#
###################################
# 
# usage: dbstart
#
# This script is used to start ORACLE from /etc/rc(.local).
# It should ONLY be executed as part of the system boot procedure.
#
#####################################

ORATAB=/etc/oratab

trap 'exit' 1 2 3
case $ORACLE_TRACE in
    T)	set -x ;;
esac
    
# Set path if path not set (if called from /etc/rc)
case $PATH in
    "")	PATH=/bin:/usr/bin:/etc
	export PATH ;;
esac

#
# Loop for every entry in oratab file and try to start
# that ORACLE
#

cat $ORATAB | while read LINE
do
    case $LINE in
	\#*)		;;	#comment-line in oratab
	*)
#       Proceed only if third field is 'Y'.
        if [ "`echo $LINE | awk -F: '{print $3}' -`" = "Y" ] ; then
            ORACLE_SID=`echo $LINE | awk -F: '{print $1}' -`
	    if [ "$ORACLE_SID" = '*' ] ; then
		ORACLE_SID=""
	    fi
#           Called programs use same database ID
            export ORACLE_SID
            ORACLE_HOME=`echo $LINE | awk -F: '{print $2}' -`
#           Called scripts use same home directory
            export ORACLE_HOME
#           Put $ORACLE_HOME/bin into PATH and export.
            PATH=$ORACLE_HOME/bin:/bin:/usr/bin:/etc ; export PATH
#           add for bug # 652997
            LD_LIBRARY_PATH=${LD_LIBRARY_PATH}:${ORACLE_HOME}/lib ; export LD_LIBRARY_PATH

            PFILE=${ORACLE_HOME}/dbs/init${ORACLE_SID}.ora

#	Figure out if this is a V5, V6, or V7 database. Do we really need V5?
	    if [ -f $ORACLE_HOME/bin/sqldba ] ; then
		VERSION=`$ORACLE_HOME/bin/sqldba command=exit | awk '
	                /SQL\*DBA: (Release|Version)/ {split($3, V, ".") ;
			print V[1]}'`
	    else
		if test -f $ORACLE_HOME/bin/svrmgrl; then
		    VERSION=`$ORACLE_HOME/bin/svrmgrl command=exit | awk '
			/PL\/SQL (Release|Version)/ {substr($3,1,3) ;
			print substr($3,1,3)}'`
	    	else
			VERSION="8.2"
	    	fi
	    fi

	    STATUS=1

            # beg mod for linux fix
            VERSION=8.1
            # end mod
	    if [ "$VERSION" = "8.1" ] 
		then
		pmon=`ps -ef | egrep pmon_$ORACLE_SID  | grep -v grep`
		if [ "$pmon" != "" ]; 
		then
		  STATUS="-1"
		  echo "Database \"${ORACLE_SID}\" already started."
		fi
	    else 
		if test -f $ORACLE_HOME/dbs/sgadef${ORACLE_SID}.dbf -o \
		     -f $ORACLE_HOME/dbs/sgadef${ORACLE_SID}.ora
	      then
	    	  STATUS="-1"
	      else
		  STATUS=1
	      fi
	    fi

	    case $STATUS in
                1)  if [ -f $PFILE ] ; then
			case $VERSION in
			    6)  sqldba command=startup
				;;

			    7)  sqldba <<EOF
connect internal
startup
EOF
				;;

			   7.3) svrmgrl <<EOF
connect internal
startup
EOF
				;;
			   8.0) svrmgrl <<EOF
connect internal
startup
EOF
				;;
			   8.1) sqlplus /nolog <<EOF
connect internal
startup
EOF
				;;
			esac

                        if test $? -eq 0 ; then
			    echo ""
		            echo "Database \"${ORACLE_SID}\" warm started."
			else
			    echo ""
                            echo "Database \"${ORACLE_SID}\" NOT started."
		        fi
                    else
			echo ""
                        echo "Can't find init file for Database \"${ORACLE_SID}\"."
                        echo "Database \"${ORACLE_SID}\" NOT started."
		    fi
                    ;;

		-1) echo ""
		    echo "Database \"${ORACLE_SID}\" possibly left running when system went down (system crash?)."
                    echo "Notify Database Administrator."
		    case $VERSION in
			6)  sqldba "command=shutdown abort"
			    ;;

			7)  sqldba <<EOF
connect internal
shutdown abort
EOF
			    ;;

		      7.3)  svrmgrl <<EOF
connect internal
shutdown abort
EOF
			    ;;
		      8.0) svrmgrl <<EOF
connect internal
shutdown abort
EOF
			    ;;
		      8.1) sqlplus /nolog <<EOF
connect internal
shutdown abort
EOF
			    ;;

		    esac

                    if test $? -eq 0 ; then
			if [ -f $PFILE ] ; then
			    case $VERSION in
				6)  sqldba command=startup
				    ;;

				7)  sqldba <<EOF
connect internal
startup
EOF
				    ;;
			      7.3)  svrmgrl <<EOF
connect internal
startup
EOF
				    ;;
			      8.0) svrmgrl <<EOF
connect internal
startup
EOF
				    ;;
			      8.1) sqlplus /nolog <<EOF
connect internal
startup
EOF
				    ;;

			    esac
                            if test $? -eq 0 ; then
				echo ""
				echo "Database \"${ORACLE_SID}\" warm started."
			    else
				echo ""
				echo "Database \"${ORACLE_SID}\" NOT started."
			    fi
			else
			    echo ""
			    echo "Can't find init file for Database \"${ORACLE_SID}\"."
			    echo "Database \"${ORACLE_SID}\" NOT started."
			fi
		    else
			echo "Database \"${ORACLE_SID}\" NOT started."
		    fi
		    ;;
            esac
        fi
	;;
    esac
done