#!/bin/csh -f
#
# nightly_backup.sh - written by Kevin P. Inscoe (kevin.inscoe@cbis.com)
#

# define global environment variables
source /opt/bin/ondemand_globals.sh
env

# define local variables
set adsm_save = "/home/archive/adsm/adsmfiles_`/bin/date '+%y%m%d'`.tar"

# announce ourselves
/bin/echo "Nightly OnDemand backup beginning at" `/bin/date` "..."
/bin/uname -a

# First cleanup old archives to make room for new archives...
/opt/bin/clean_archive.sh

# This will stop Kronstadt monitors
touch /tmp/arssockd.monitor.must.die

# This will stop OnDemand server
/opt/bin/dgsp arssockd

# shutdown DB2 from OnDemand

# shutdown DB2
/bin/echo "Stopping DB/2..."
/bin/cat << EOF | db2
connect to archive
force application all
quit
EOF

/bin/echo "Stopping DB/2 from OnDemand..."
/usr/lpp/ars/bin/arsdb -hv
sleep 30

# restart DB2 without OnDemand
/bin/ps -ef | /bin/grep db2
/bin/echo "Restarting DB/2 without OnDemand..."
db2start
sleep 30

# start OnDemand backup
/usr/lpp/ars/bin/arsdb -v -y /home/archive

# Start DB/2 archive connection
/usr/lpp/ars/bin/arsdb -gkv

# backup ADSM catalogs database to /adsmfiles
/usr/lpp/ars/bin/ars_adsm -dv

# tar /adsmfiles to /home/archive/adsm and compress
cd /adsmfiles
/bin/echo "adsm save file is" $adsm_save
/bin/tar cvf $adsm_save .
/bin/compress $adsm_save

# Restart OnDemand listeners now
sleep 300
/usr/lpp/ars/bin/arssockd

# Restart Kronstadt monitors now
/usr/bin/nohup /opt/bin/ondemand_arssockd_monitor.sh &

# Make sure the tape is at BOT
#/bin/mt rew
/bin/mt status

# Perform the savevg of homevg
/usr/bin/savevg -m -f /dev/rmt0 homevg

# Eject the tape out of the drive
/bin/mt offline

# Now purge-off last nights archives
/opt/bin/clean_archive.sh

# Say goodnight Gracie...
/bin/echo "Nightly OnDemand backup done at" `/bin/date` "..."
/bin/uname -a

exit 0