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Path: /data/1/ [ Home ]
File: snapmysql5.sh
#!/bin/sh
# back up mysql via snapvault
# Jie Li
# 9/15/2011
# 

MYPWD='P*dk20s#+' # please replace with the root mysql password
SNAP="snapvault"
CREATION="snap create"
RSHPGM="/usr/bin/ssh" #assuming we have ssh key set up for mysql and netapp servers; otherwise we will need to use expect/pexpect to  automate the ssh login

SNAPCONFIG='/usr/services/scripts/snap.txt'
HOST=`hostname`

FILER=`grep $HOST $SNAPCONFIG | awk '{print $2}'`
VOL=`grep $HOST $SNAPCONFIG | awk '{print $3}'`
SNAPSHOT=`grep $HOST $SNAPCONFIG | awk '{print $4}'`

#SNAPSHOT="SV_`date +%d-%m-%y-%H-%M-%S`"
#FILER="filer"


#if [ $# -lt  2 ]; then
#   echo "Usage: snapmysql.sh <filer> <vol-name>"
#   exit 1;
#fi

#FILER=$1
#VOL=$2
                         
echo "target filer : $FILER ; target volume: $VOL ; SNAPSHOT: $SNAPSHOT"

#first flush the tables

/usr/services/mysql/mysql/bin/mysql -uroot -p$MYPWD -e "flush tables with read lock"

if [ "$?" -gt 0 ]; then

     source /etc/Tivoli/lcf/1/lcf_env.sh
     machine_name=`grep machine_name ${LCF_DATDIR}/last.cfg | sed -e 's/.*=//'`
     ${LCF_BINDIR}/../bin/wpostemsg -r MINOR -m "`hostname`: Unable to flush tables" hostname=${machine_name} EVENT EVENT

     echo "flush-tables failed"
     exit 1;

fi

#sync the file system
/bin/sync
/bin/sync
/bin/sync

#now create the snap
echo "Starting nightly snap \n";
date
$RSHPGM -l root $FILER $SNAP $CREATION $VOL $SNAPSHOT

if [ "$?" -gt 0 ]; then
    source /etc/Tivoli/lcf/1/lcf_env.sh
     machine_name=`grep machine_name ${LCF_DATDIR}/last.cfg | sed -e 's/.*=//'`
    ${LCF_BINDIR}/../bin/wpostemsg -r MINOR -m "`hostname`: Unable to snap mysql lun" hostname=${machine_name} EVENT EVENT
    echo " creating snapshot failed"
else
    echo "finished snap creation\n";
fi

echo "now unlock tables"

/usr/services/mysql/mysql/bin/mysql -uroot -p$MYPWD -e "unlock tables"

if [ "$?" -gt 0 ]; then
    source /etc/Tivoli/lcf/1/lcf_env.sh
     machine_name=`grep machine_name ${LCF_DATDIR}/last.cfg | sed -e 's/.*=//'`
    ${LCF_BINDIR}/../bin/wpostemsg -r MINOR -m "`hostname`: Unable to unlock tables after snap" hostname=${machine_name} EVENT EVENT
    echo " unlock tables failed"
    exit 1;
fi

echo "Completed"