MongoDB Automatic Backup to Amazon S3 with Crontab and s3cmd.Red Hat Linux on Amazon EC2

a_mongodb_to_s3_backup.sh

#!/bin/bash
 
#Force file syncronization and lock writes
#mongo admin --eval "printjson(db.fsyncLock())"

echo "Running"
 
MONGODUMP_PATH="/usr/bin/mongodump"
MONGO_HOST="127.0.0.1"
MONGO_PORT="27017"
MONGO_DATABASE="meteor"
 
TIMESTAMP=`date +%F-%H%M`
S3_BUCKET_NAME="timeportalbackup"
S3_BUCKET_PATH="mongodb"
 
cd /var/backups
 
# Create backup
$MONGODUMP_PATH -h $MONGO_HOST:$MONGO_PORT -d $MONGO_DATABASE
 
# Add timestamp to backup
mv dump mongodb-$HOSTNAME-$TIMESTAMP
tar cjf mongodb-$HOSTNAME-$TIMESTAMP.tar.bz mongodb-$HOSTNAME-$TIMESTAMP
rm -fr mongodb-$HOSTNAME-$TIMESTAMP
#
### Upload to S3
s3cmd --reduced-redundancy put mongodb-$HOSTNAME-$TIMESTAMP.tar.bz s3://$S3_BUCKET_NAME/$S3_BUCKET_PATH/mongodb-$HOSTNAME-$TIMESTAMP.tar.bz
 
#Unlock databases writes
#mongo admin --eval "printjson(db.fsyncUnlock())"

crontab

#every day at 01h 00m
00 01 * * * /bin/bash /home/ec2-user/mongodb_to_s3_backup.sh

install_s3cmd.sh

sudo yum --enablerepo epel install s3cmd

#to configure s3cmd
s3cmd --configure