#!/bin/sh
####################################
#
# Backup MongoDB to S3
#
####################################

#PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin

MONGODB_SHELL='/usr/bin/mongo'

DUMP_UTILITY='/usr/bin/mongodump'

DB_NAME='prolinkd'

echo '########################################################################'
echo "###### backing up DB $DB_NAME"
echo '########################################################################'

date_now=`date +%Y_%m_%d_%H_%M`
#date_now=`date +%Y-%b-%d_%T`
dir_name="/root/BU/db_backup"
tar_name="db_backup_${date_now}.tar.gz"
file_name="${dir_name}/${tar_name}"

if [ -z "$dir_name" ]; then
	mkdir $dir_name
fi

log() {
	echo $1 >> /tmp/mybackup.log
}

do_cleanup(){
#    rm -rf db_backup*
    log 'cleaning up....'
}

do_backup(){
	log 'snapshotting the db and creating archive' && \
	echo "tar -jcf ${tar_name} dump" >> /tmp/mybackup.log && \
	/usr/bin/mongodump -o ${dir_name} && /bin/tar -jcf ${tar_name} ${dir_name} && \
	log 'data backd up and created snapshot'
}

save_in_s3(){
    log 'saving the backup archive in amazon S3' && \
    /usr/bin/s3cmd put --acl-private ${file_name} s3://prolinkd/db-backups/${tar_name}
    log 'data backup saved in amazon s3'
}

do_backup && save_in_s3 && do_cleanup