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Refactor runstats_rebind.sh for consistency and clarity #397

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Refactor runstats_rebind.sh for consistency and clarity #397

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111 changes: 59 additions & 52 deletions instance-applications/120-ibm-db2u-database/files/runstats_rebind.sh
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Original file line number Diff line number Diff line change
@@ -1,90 +1,97 @@
#!/bin/bash
# ***************************************************************************
# Author: Fu Le Qing (Roking)
# Email: leqingfu@cn.ibm.com
# Date: 10-31-2018
# Author: Fu Le Qing (Roking)
# Email: leqingfu@cn.ibm.com
# Date: 10-31-2018
#
# Description: This script updates statistics of tables,
# associated indexes in the database, and sends an email
# to a specified email list.
# Description: This script updates statistics of tables,
# associated indexes in the database, and sends an email
# to a specified email list.
#
# ******** THIS NEEDS TO BE RUN AS INSTANCE OWNER. **************
#
# Revision history:
# 10-31-2018 Fu Le Qing (Roking)
# Original version
# 11-16-2018 Fu Le Qing (Roking)
# Skip the tables which are ongoing with reorg
# 09-08-2023 Fu Le Qing (Roking)
# Update for MAS
# Revision history:
# 10-31-2018 Fu Le Qing (Roking)
# Original version
# 11-16-2018 Fu Le Qing (Roking)
# Skip the tables which are ongoing with reorg
# 09-08-2023 Fu Le Qing (Roking)
# Update for MAS
#
# ***************************************************************************
#
# ***************************************************************************

# -- Source the Props file
if [ -f /mnt/backup/bin/.PROPS ]
then
. /mnt/backup/bin/.PROPS
DOW=`date | awk '{print $1}'`
if [ ${DOW} != ${DAYOFFULL} ]
then
exit 0
fi
DOW=`date | awk '{print $1}'`
fi

instance=`whoami`
instance_home=`/usr/local/bin/db2greg -dump | grep -ae "I," | grep -v "/das," | grep "${instance}" | awk -F ',' '{print $5}'| sed 's/\/sqllib//'`
# -- Standard Parameters
INSTANCE=`whoami`
INSTANCE_HOME=`/usr/local/bin/db2greg -dump | grep -ae "I," | grep -v "/das," | grep "${INSTANCE}" | awk -F ',' '{print $5}'| sed 's/\/sqllib//'`
DOW=`date | awk '{print $1}'`
mkdir -p ${INSTANCE_HOME}/maintenance/logs
DATESTAMP=`date "+%Y-%m-%d-%H.%M.%S"`

pidfile="$instance_home/.`basename ${0}`.pid"
if [ -e ${pidfile} ] && $kill -0 `cat ${pidfile}` 2>/dev/null
pidfile="${INSTANCE_HOME}/.`basename ${0}`.pid"
if [ -e ${pidfile} ] && $kill -0 `cat ${pidfile}` 2>/dev/null
then
exit 0
fi

echo $$ > ${pidfile}
trap "rm -f ${pidfile}; exit" SIGHUP SIGINT SIGQUIT SIGABRT SIGTERM EXIT

if [ ! -f "$instance_home/sqllib/db2profile" ]
if [ ! -f "${INSTANCE_HOME}/sqllib/db2profile" ]
then
echo "ERROR - $instance_home/sqllib/db2profile not found"
echo "ERROR - ${INSTANCE_HOME}/sqllib/db2profile not found"
exit 1
else
. $instance_home/sqllib/db2profile
. ${INSTANCE_HOME}/sqllib/db2profile
fi

RUNSTATS_TMP_FILE="$instance_home/.runstats.sql"
REBIND_TMP_FILE="$instance_home/.rebind.sql"

mkdir -p $instance_home/maintenance/logs
DATESTAMP=`date "+%Y-%m-%d-%H.%M.%S"`
RUNSTATS_TMP_FILE="${INSTANCE_HOME}/bin/.runstats.sql"
REBIND_TMP_FILE="${INSTANCE_HOME}/bin/.rebind.sql"

for db in `db2 list db directory | grep -B 5 Indirect | grep "Database name" | cut -d= -f2`
for DB in `db2 list db directory | grep -B 5 Indirect | grep "Database name" | cut -d= -f2`
do
role=`db2 get db cfg for ${db} | grep "HADR database role" | cut -d= -f2 |sed 's/ //g'`
RUNSTATS_REBIND_LOG="${INSTANCE_HOME}/maintenance/logs/runstats_rebind_${DB}_${DATESTAMP}.log"

role=`db2 get db cfg for ${DB} | grep "HADR database role" | cut -d= -f2 |sed 's/ //g'`
if [ "$role" != "STANDBY" ]; then
if [ -f $RUNSTATS_TMP_FILE ]
then
rm $RUNSTATS_TMP_FILE
if [[ -f ${RUNSTATS_TMP_FILE} ]]; then
rm ${RUNSTATS_TMP_FILE}
fi
if [ -f $REBIND_TMP_FILE ]
then
rm $REBIND_TMP_FILE
if [[ -f ${REBIND_TMP_FILE} ]]; then
rm ${REBIND_TMP_FILE}
fi
db2 connect to ${db} | tee $instance_home/maintenance/logs/runstats_${db}_${DATESTAMP}
if [ $? -eq 0 ]; then
db2 -x "select 'RUNSTATS ON TABLE \"' ||rtrim(tab.tabschema)||'\".\"'|| tab.tabname ||'\" WITH DISTRIBUTION ON KEY COLUMNS AND DETAILED INDEXES ALL ALLOW WRITE ACCESS;'

db2 connect to ${DB} | tee ${RUNSTATS_REBIND_LOG}
if [[ $? -eq 0 ]]; then
db2 -x "select 'RUNSTATS ON TABLE \"' ||rtrim(tab.tabschema)||'\".\"'|| tab.tabname ||'\" WITH DISTRIBUTION ON KEY COLUMNS AND DETAILED INDEXES ALL ALLOW WRITE ACCESS;'
from syscat.tables tab left join sysibmadm.SNAPTAB_REORG reg on tab.tabschema=reg.TABSCHEMA and tab.tabname=reg.TABNAME and reg.REORG_STATUS not in ('COMPLETED','STOPPED')
where tab.type='T' and reg.tabname is null" > $RUNSTATS_TMP_FILE
#db2 -x "select 'rebind package \"' ||rtrim(PKGSCHEMA)||'\".\"'|| PKGNAME ||'\";' from syscat.packages where PKGSCHEMA not in ('NULLID','NULLIDR1','NULLIDRA','SYSIBMADM','SYSIBMINTERNAL') and PKGSCHEMA not like 'NULL%' " > $REBIND_TMP_FILE
echo "Begin processing of runstats @ $DATESTAMP ..." | tee -a $instance_home/maintenance/logs/runstats_${db}_${DATESTAMP}
db2 -txvf $RUNSTATS_TMP_FILE | tee -a $instance_home/maintenance/logs/runstats_${db}_${DATESTAMP}
echo "End processing of runstats @ $DATESTAMP" | tee -a $instance_home/maintenance/logs/runstats_${db}_${DATESTAMP}
where tab.type='T' and reg.tabname is null" > ${RUNSTATS_TMP_FILE}

echo -e "Begin processing of runstats @ ${DATESTAMP} ...\n" | tee -a ${RUNSTATS_REBIND_LOG}
db2 -txvf ${RUNSTATS_TMP_FILE} | tee -a ${RUNSTATS_REBIND_LOG}
echo -e "\nEnd processing of runstats @ ${DATESTAMP}" | tee -a ${RUNSTATS_REBIND_LOG}
rm ${RUNSTATS_TMP_FILE}

#echo "Begin processing of rebind @ $DATESTAMP ..." | tee -a $instance_home/maintenance/logs/runstats_${db}_${DATESTAMP}
#db2 -txvf $REBIND_TMP_FILE | tee -a $instance_home/maintenance/logs/runstats_${db}_${DATESTAMP}
#echo "End processing of rebind @ $DATESTAMP" | tee -a $instance_home/maintenance/logs/runstats_${db}_${DATESTAMP}
rm $RUNSTATS_TMP_FILE
#rm $REBIND_TMP_FILE
if [[ ${DOW} == ${DAYOFFULL} ]]; then

db2 -x "select 'rebind package \"' ||rtrim(PKGSCHEMA)||'\".\"'|| PKGNAME ||'\";' from syscat.packages where PKGSCHEMA not like 'SYSIBM%' and PKGSCHEMA not like 'NULL%' " > ${REBIND_TMP_FILE}

echo -e "\n ----------------------------------------------- " | tee -a ${RUNSTATS_REBIND_LOG}
echo -e "Begin processing of rebind @ ${DATESTAMP} ...\n" | tee -a ${RUNSTATS_REBIND_LOG}
db2 -txvf ${REBIND_TMP_FILE} | tee -a ${RUNSTATS_REBIND_LOG}
echo -e "\nEnd processing of rebind @ ${DATESTAMP}" | tee -a ${RUNSTATS_REBIND_LOG}

rm ${REBIND_TMP_FILE}
fi
db2 terminate
fi
fi
fi
done