285 lines
8.1 KiB
Bash
285 lines
8.1 KiB
Bash
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#!/bin/sh
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#
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# latigid010@yahoo.com
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# 01/06/2000
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#
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# This Nagios plugin was created to check Oracle status
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#
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PROGNAME=`basename $0`
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PROGPATH=`echo $0 | sed -e 's,[\\/][^\\/][^\\/]*$,,'`
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REVISION=`echo '$Revision: 1.14 $' | sed -e 's/[^0-9.]//g'`
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. $PROGPATH/utils.sh
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print_usage() {
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echo "Usage:"
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echo " $PROGNAME --tns <Oracle Sid or Hostname/IP address>"
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echo " $PROGNAME --db <ORACLE_SID>"
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echo " $PROGNAME --login <ORACLE_SID>"
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echo " $PROGNAME --cache <ORACLE_SID> <USER> <PASS> <CRITICAL> <WARNING>"
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echo " $PROGNAME --tablespace <ORACLE_SID> <USER> <PASS> <TABLESPACE> <CRITICAL> <WARNING>"
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echo " $PROGNAME --oranames <Hostname>"
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echo " $PROGNAME --help"
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echo " $PROGNAME --version"
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}
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print_help() {
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print_revision $PROGNAME $REVISION
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echo ""
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print_usage
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echo ""
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echo "Check Oracle status"
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echo ""
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echo "--tns SID/IP Address"
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echo " Check remote TNS server"
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echo "--db SID"
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echo " Check local database (search /bin/ps for PMON process) and check"
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echo " filesystem for sgadefORACLE_SID.dbf"
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echo "--login SID"
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echo " Attempt a dummy login and alert if not ORA-01017: invalid username/password"
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echo "--cache"
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echo " Check local database for library and buffer cache hit ratios"
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echo " ---> Requires Oracle user/password and SID specified."
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echo " ---> Requires select on v_$sysstat and v_$librarycache"
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echo "--tablespace"
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echo " Check local database for tablespace capacity in ORACLE_SID"
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echo " ---> Requires Oracle user/password specified."
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echo " ---> Requires select on dba_data_files and dba_free_space"
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echo "--oranames Hostname"
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echo " Check remote Oracle Names server"
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echo "--help"
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echo " Print this help screen"
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echo "--version"
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echo " Print version and license information"
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echo ""
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echo "If the plugin doesn't work, check that the ORACLE_HOME environment"
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echo "variable is set, that ORACLE_HOME/bin is in your PATH, and the"
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echo "tnsnames.ora file is locatable and is properly configured."
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echo ""
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echo "When checking local database status your ORACLE_SID is case sensitive."
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echo ""
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echo "If you want to use a default Oracle home, add in your oratab file:"
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echo "*:/opt/app/oracle/product/7.3.4:N"
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echo ""
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support
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}
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case "$1" in
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1)
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cmd='--tns'
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;;
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2)
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cmd='--db'
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;;
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*)
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cmd="$1"
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;;
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esac
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# Information options
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case "$cmd" in
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--help)
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print_help
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exit $STATE_OK
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;;
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-h)
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print_help
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exit $STATE_OK
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;;
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--version)
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print_revision $PLUGIN $REVISION
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exit $STATE_OK
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;;
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-V)
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print_revision $PLUGIN $REVISION
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exit $STATE_OK
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;;
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esac
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# Hunt down a reasonable ORACLE_HOME
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if [ -z "$ORACLE_HOME" ] ; then
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# Adjust to taste
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for oratab in /var/opt/oracle/oratab /etc/oratab
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do
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[ ! -f $oratab ] && continue
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ORACLE_HOME=`IFS=:
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while read SID ORACLE_HOME junk;
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do
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if [ "$SID" = "$2" -o "$SID" = "*" ] ; then
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echo $ORACLE_HOME;
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exit;
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fi;
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done < $oratab`
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[ -n "$ORACLE_HOME" ] && break
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done
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fi
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# Last resort
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[ -z "$ORACLE_HOME" -a -d $PROGPATH/oracle ] && ORACLE_HOME=$PROGPATH/oracle
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if [ -z "$ORACLE_HOME" -o ! -d "$ORACLE_HOME" ] ; then
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echo "Cannot determine ORACLE_HOME for sid $2"
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exit $STATE_UNKNOWN
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fi
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PATH=$PATH:$ORACLE_HOME/bin
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LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$ORACLE_HOME/lib
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export ORACLE_HOME PATH LD_LIBRARY_PATH
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case "$cmd" in
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--tns)
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tnschk=` tnsping $2`
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tnschk2=` echo $tnschk | grep -c OK`
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if [ ${tnschk2} -eq 1 ] ; then
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tnschk3=` echo $tnschk | sed -e 's/.*(//' -e 's/).*//'`
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echo "OK - reply time ${tnschk3} from $2"
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exit $STATE_OK
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else
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echo "No TNS Listener on $2"
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exit $STATE_CRITICAL
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fi
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;;
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--oranames)
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namesctl status $2 | awk '
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/Server has been running for:/ {
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msg = "OK: Up"
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for (i = 6; i <= NF; i++) {
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msg = msg " " $i
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}
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status = '$STATE_OK'
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}
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/error/ {
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msg = "CRITICAL: " $0
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status = '$STATE_CRITICAL'
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}
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END {
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print msg
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exit status
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}'
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;;
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--db)
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pmonchk=`ps -ef | grep -v grep | grep -c "ora_pmon_${2}$"`
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if [ ${pmonchk} -ge 1 ] ; then
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echo "${2} OK - ${pmonchk} PMON process(es) running"
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exit $STATE_OK
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#if [ -f $ORACLE_HOME/dbs/sga*${2}* ] ; then
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#if [ ${pmonchk} -eq 1 ] ; then
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#utime=`ls -la $ORACLE_HOME/dbs/sga*$2* | cut -c 43-55`
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#echo "${2} OK - running since ${utime}"
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#exit $STATE_OK
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#fi
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else
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echo "${2} Database is DOWN"
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exit $STATE_CRITICAL
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fi
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;;
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--login)
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loginchk=`sqlplus dummy/user@$2 < /dev/null`
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loginchk2=` echo $loginchk | grep -c ORA-01017`
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if [ ${loginchk2} -eq 1 ] ; then
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echo "OK - dummy login connected"
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exit $STATE_OK
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else
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loginchk3=` echo "$loginchk" | grep "ORA-" | head -1`
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echo "CRITICAL - $loginchk3"
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exit $STATE_CRITICAL
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fi
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;;
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--cache)
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if [ ${5} -gt ${6} ] ; then
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echo "UNKNOWN - Warning level is less then Crit"
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exit $STATE_UNKNOWN
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fi
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result=`sqlplus -s ${3}/${4}@${2} << EOF
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set pagesize 0
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set numf '9999999.99'
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select (1-(pr.value/(dbg.value+cg.value)))*100
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from v\\$sysstat pr, v\\$sysstat dbg, v\\$sysstat cg
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where pr.name='physical reads'
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and dbg.name='db block gets'
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and cg.name='consistent gets';
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EOF`
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if [ -n "`echo $result | grep ORA-`" ] ; then
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error=` echo "$result" | grep "ORA-" | head -1`
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echo "CRITICAL - $error"
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exit $STATE_CRITICAL
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fi
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buf_hr=`echo "$result" | awk '/^[0-9\. \t]+$/ {print int($1)}'`
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buf_hrx=`echo "$result" | awk '/^[0-9\. \t]+$/ {print $1}'`
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result=`sqlplus -s ${3}/${4}@${2} << EOF
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set pagesize 0
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set numf '9999999.99'
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select sum(lc.pins)/(sum(lc.pins)+sum(lc.reloads))*100
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from v\\$librarycache lc;
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EOF`
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if [ -n "`echo $result | grep ORA-`" ] ; then
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error=` echo "$result" | grep "ORA-" | head -1`
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echo "CRITICAL - $error"
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exit $STATE_CRITICAL
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fi
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lib_hr=`echo "$result" | awk '/^[0-9\. \t]+$/ {print int($1)}'`
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lib_hrx=`echo "$result" | awk '/^[0-9\. \t]+$/ {print $1}'`
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if [ $buf_hr -le ${5} -o $lib_hr -le ${5} ] ; then
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echo "${2} CRITICAL - Cache Hit Rates: $lib_hrx% Lib -- $buf_hrx% Buff|lib=$lib_hrx%;${6};${5};0;100 buffer=$buf_hrx%;${6};${5};0;100"
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exit $STATE_CRITICAL
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fi
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if [ $buf_hr -le ${6} -o $lib_hr -le ${6} ] ; then
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echo "${2} WARNING - Cache Hit Rates: $lib_hrx% Lib -- $buf_hrx% Buff|lib=$lib_hrx%;${6};${5};0;100 buffer=$buf_hrx%;${6};${5};0;100"
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exit $STATE_WARNING
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fi
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echo "${2} OK - Cache Hit Rates: $lib_hrx% Lib -- $buf_hrx% Buff|lib=$lib_hrx%;${6};${5};0;100 buffer=$buf_hrx%;${6};${5};0;100"
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exit $STATE_OK
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;;
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--tablespace)
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if [ ${6} -lt ${7} ] ; then
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echo "UNKNOWN - Warning level is more then Crit"
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exit $STATE_UNKNOWN
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fi
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result=`sqlplus -s ${3}/${4}@${2} << EOF
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set pagesize 0
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set numf '9999999.99'
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select b.free,a.total,100 - trunc(b.free/a.total * 1000) / 10 prc
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from (
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select tablespace_name,sum(bytes)/1024/1024 total
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from dba_data_files group by tablespace_name) A,
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( select tablespace_name,sum(bytes)/1024/1024 free
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from dba_free_space group by tablespace_name) B
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where a.tablespace_name=b.tablespace_name and a.tablespace_name='${5}';
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EOF`
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if [ -n "`echo $result | grep ORA-`" ] ; then
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error=` echo "$result" | grep "ORA-" | head -1`
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echo "CRITICAL - $error"
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exit $STATE_CRITICAL
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fi
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ts_free=`echo "$result" | awk '/^[ 0-9\.\t ]+$/ {print int($1)}'`
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ts_total=`echo "$result" | awk '/^[ 0-9\.\t ]+$/ {print int($2)}'`
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ts_pct=`echo "$result" | awk '/^[ 0-9\.\t ]+$/ {print int($3)}'`
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ts_pctx=`echo "$result" | awk '/^[ 0-9\.\t ]+$/ {print $3}'`
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if [ "$ts_free" -eq 0 -a "$ts_total" -eq 0 -a "$ts_pct" -eq 0 ] ; then
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echo "No data returned by Oracle - tablespace $5 not found?"
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exit $STATE_UNKNOWN
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fi
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if [ "$ts_pct" -ge ${6} ] ; then
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echo "${2} : ${5} CRITICAL - $ts_pctx% used [ $ts_free / $ts_total MB available ]|${5}=$ts_pctx%;${7};${6};0;100"
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exit $STATE_CRITICAL
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fi
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if [ "$ts_pct" -ge ${7} ] ; then
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echo "${2} : ${5} WARNING - $ts_pctx% used [ $ts_free / $ts_total MB available ]|${5}=$ts_pctx%;${7};${6};0;100"
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exit $STATE_WARNING
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fi
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echo "${2} : ${5} OK - $ts_pctx% used [ $ts_free / $ts_total MB available ]|${5}=$ts_pctx%;${7};${6};0;100"
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exit $STATE_OK
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;;
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*)
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print_usage
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exit $STATE_UNKNOWN
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esac
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