###############################################
# This script check last logon time for EACH User.
# To be run by ORACLE user
###############################################
#############
# Description:
#############
echo
echo “====================================================================”
echo “This script check the last logon time for EACH User on the database.”
echo “====================================================================”
echo
sleep 1
# #######################################
# Excluded INSTANCES:
# #######################################
# Here you can mention the instances the script will IGNORE and will NOT run against:
# Use pipe “|” as a separator between each instance name.
# e.g. Excluding: -MGMTDB, ASM instances:
EXL_DB=”\-MGMTDB|ASM” #Excluded INSTANCES [Will not get reported offline].
#############################
# Listing Available Instances:
#############################
# Count Instance Numbers:
INS_COUNT=$( ps -ef|grep pmon|grep -v grep|egrep -v ${EXL_DB}|wc -l )
# Exit if No DBs are running:
if [ $INS_COUNT -eq 0 ]
then
echo No Database Running !
exit
fi
# If there is ONLY one DB set it as default without prompt for selection:
if [ $INS_COUNT -eq 1 ]
then
export ORACLE_SID=$( ps -ef|grep pmon|grep -v grep|egrep -v ${EXL_DB}|awk ‘{print $NF}’|sed -e ‘s/ora_pmon_//g’|grep -v sed|grep -v “s///g” )
# If there is more than one DB ASK the user to select:
elif [ $INS_COUNT -gt 1 ]
then
echo
echo “Select the Instance You Want To Run this script Against:[Enter the number]”
echo “——————————————————–”
select DB_ID in $( ps -ef|grep pmon|grep -v grep|egrep -v ${EXL_DB}|awk ‘{print $NF}’|sed -e ‘s/ora_pmon_//g’|grep -v sed|grep -v “s///g” )
do
if [ -z “${REPLY##[0-9]*}” ]
then
export ORACLE_SID=$DB_ID
echo Selected Instance:
echo
echo “********”
echo $DB_ID
echo “********”
echo
break
else
export ORACLE_SID=${REPLY}
break
fi
done
fi
# Exit if the user selected a Non Listed Number:
if [ -z “${ORACLE_SID}” ]
then
echo “You’ve Entered An INVALID ORACLE_SID”
exit
fi
# #########################
# Getting ORACLE_HOME
# #########################
ORA_USER=`ps -ef|grep ${ORACLE_SID}|grep pmon|grep -v grep|egrep -v ${EXL_DB}|awk ‘{print $1}’|tail -1`
USR_ORA_HOME=`grep ${ORA_USER} /etc/passwd| cut -f6 -d ‘:’|tail -1`
# SETTING ORATAB:
if [ -f /etc/oratab ]
then
ORATAB=/etc/oratab
export ORATAB
## If OS is Solaris:
elif [ -f /var/opt/oracle/oratab ]
then
ORATAB=/var/opt/oracle/oratab
export ORATAB
fi
# ATTEMPT1: Get ORACLE_HOME using pwdx command:
PMON_PID=`pgrep -lf _pmon_${ORACLE_SID}|awk ‘{print $1}’`
export PMON_PID
ORACLE_HOME=`pwdx ${PMON_PID}|awk ‘{print $NF}’|sed -e ‘s/\/dbs//g’`
export ORACLE_HOME
#echo “ORACLE_HOME from PWDX is ${ORACLE_HOME}”
# ATTEMPT2: If ORACLE_HOME not found get it from oratab file:
if [ ! -f ${ORACLE_HOME}/bin/sqlplus ]
then
## If OS is Linux:
if [ -f /etc/oratab ]
then
ORATAB=/etc/oratab
ORACLE_HOME=`grep -v ‘^\#’ $ORATAB | grep -v ‘^$’| grep -i “^${ORACLE_SID}:” | perl -lpe’$_ = reverse’ | cut -f3 | perl -lpe’$_ = reverse’ |cut -f2 -d’:’`
export ORACLE_HOME
## If OS is Solaris:
elif [ -f /var/opt/oracle/oratab ]
then
ORATAB=/var/opt/oracle/oratab
ORACLE_HOME=`grep -v ‘^\#’ $ORATAB | grep -v ‘^$’| grep -i “^${ORACLE_SID}:” | perl -lpe’$_ = reverse’ | cut -f3 | perl -lpe’$_ = reverse’ |cut -f2 -d’:’`
export ORACLE_HOME
fi
#echo “ORACLE_HOME from oratab is ${ORACLE_HOME}”
fi
# ATTEMPT3: If ORACLE_HOME is still not found, search for the environment variable: [Less accurate]
if [ ! -f ${ORACLE_HOME}/bin/sqlplus ]
then
ORACLE_HOME=`env|grep -i ORACLE_HOME|sed -e ‘s/ORACLE_HOME=//g’`
export ORACLE_HOME
#echo “ORACLE_HOME from environment is ${ORACLE_HOME}”
fi
# ATTEMPT4: If ORACLE_HOME is not found in the environment search user’s profile: [Less accurate]
if [ ! -f ${ORACLE_HOME}/bin/sqlplus ]
then
ORACLE_HOME=`grep -h ‘ORACLE_HOME=\/’ $USR_ORA_HOME/.bash_profile $USR_ORA_HOME/.*profile | perl -lpe’$_ = reverse’ |cut -f1 -d’=’ | perl -lpe’$_ = reverse’|tail -1`
export ORACLE_HOME
#echo “ORACLE_HOME from User Profile is ${ORACLE_HOME}”
fi
# ATTEMPT5: If ORACLE_HOME is still not found, search for orapipe: [Least accurate]
if [ ! -f ${ORACLE_HOME}/bin/sqlplus ]
then
ORACLE_HOME=`locate -i orapipe|head -1|sed -e ‘s/\/bin\/orapipe//g’`
export ORACLE_HOME
#echo “ORACLE_HOME from orapipe search is ${ORACLE_HOME}”
fi
# TERMINATE: If all above attempts failed to get ORACLE_HOME location, EXIT the script:
if [ ! -f ${ORACLE_HOME}/bin/sqlplus ]
then
echo “Please export ORACLE_HOME variable in your .bash_profile file under oracle user home directory in order to get this script to run properly”
echo “e.g.”
echo “export ORACLE_HOME=/u01/app/oracle/product/11.2.0/db_1”
exit
fi
##########################################
# Exit if the user is not the Oracle Owner:
##########################################
CURR_USER=`whoami`
if [ ${ORA_USER} != ${CURR_USER} ]; then
echo “”
echo “You’re Running This Sctipt with User: \”${CURR_USER}\” !!!”
echo “Please Run This Script With The Right OS User: \”${ORA_USER}\””
echo “Script Terminated!”
exit
fi
###########################
# Getting DB_NAME:
###########################
VAL1=$(${ORACLE_HOME}/bin/sqlplus -S “/ as sysdba” <<EOF
set pages 0 feedback off;
prompt
SELECT name from v\$database
exit;
EOF
)
# Getting DB_NAME in Uppercase & Lowercase:
DB_NAME_UPPER=`echo $VAL1| perl -lpe’$_ = reverse’ |awk ‘{print $1}’|perl -lpe’$_ = reverse’`
DB_NAME_LOWER=$( echo “$DB_NAME_UPPER” | tr -s ‘[:upper:]’ ‘[:lower:]’ )
export DB_NAME_UPPER
export DB_NAME_LOWER
# DB_NAME is Uppercase or Lowercase?:
if [ -f $ORACLE_HOME/diagnostics/${DB_NAME_UPPER} ]
then
DB_NAME=$DB_NAME_UPPER
export DB_NAME
else
DB_NAME=$DB_NAME_LOWER
export DB_NAME
fi
##########################
# Getting ORACLE_BASE:
##########################
# Get ORACLE_BASE from user’s profile if not set:
if [ -z “${ORACLE_BASE}” ]
then
ORACLE_BASE=`grep ‘ORACLE_BASE=\/’ $USR_ORA_HOME/.*profile | perl -lpe’$_ = reverse’ |cut -f1 -d’=’ | perl -lpe’$_ = reverse’|tail -1`
export ORACLE_BASE
fi
###########################
# Getting ALERTLOG path:
###########################
echo “Please Enter the Username: [Blank value will list ALL Users]”
echo “=========================”
read USERNAME
if [ -z “${USERNAME}” ]
then
${ORACLE_HOME}/bin/sqlplus -S “/ as sysdba” <<EOF
set pages 1000 linesize 160
PROMPT Please Wait a While …
select d.USERNAME,max(d.LOGOFF_TIME) Last_Logon,u.account_status from dba_audit_session d ,dba_users u
where u.username=d.username group by d.USERNAME,u.account_status order by 2;
EOF
else
${ORACLE_HOME}/bin/sqlplus -S “/ as sysdba” <<EOF
set linesize 160
col Last_Logon for a15
select d.USERNAME,max(d.LOGOFF_TIME) Last_Logon,u.account_status from dba_audit_session d ,dba_users u
where d.username=upper(‘$USERNAME’) and u.username=d.username group by d.USERNAME,u.account_status;
EOF
fi
###############
# END OF SCRIPT
###############
