Duplicity backup of Maildir

duplicitymail.sh

#!/bin/sh

export PASSPHRASE=mgpgpassphrase
export AWS_ACCESS_KEY_ID=mys3accesskey
export AWS_SECRET_ACCESS_KEY=mys3secretaccesskey

date="date +%d"

GPG_KEY="mygpgkey" #Public GPG Key

SOURCE="~/Mail"

DEST="S3+http://bucketname/backup/"

#Backup, sets full rather than incremetal if first of month.
if [ "$date" = 01 ]
then
	FULL="full"
else
	FULL=""
fi

	duplicity ${FULL} --encrypt-key=${GPG_KEY} --sign-key=${GPG_KEY} --s3-european-buckets --s3-use-new-style ${SOURCE} ${DEST}>>/var/log/duplicity/mail.log 

#Delete old backups
duplicity remove-older-than 1M --force ${DEST}>>/var/log/duplicity/mail.log

#Reset env variables
export PASSPHRASE=
export AWS_ACCESS_KEY_ID=
export AWS_SECRET_ACCESS_KEY=