#!/bin/sh

# Slightly modified to meet ArangoDB's needs. https://github.com/lumerit/s3-shell-backups

NOWDATE=`date +%Y-%m-%d`
LASTDATE=$(date +%Y-%m-%d --date='1 week ago')

USERNAME="${ARANGODB_USERNAME}"
PASSWORD="${ARANGODB_PASSWORD}"
DATABASE='dbname'

SRCDIR='/opt/s3backups'
DESTDIR='destdir'
BUCKET='bucket'


if [ -z "${USERNAME}" ]; then
    echo "arangodb username is not set" >&2
    exit 1
fi


if [ -z "${PASSWORD}" ]; then
    echo "arangodb password is not set" >&2
    exit 1
fi


mkdir -p $SRCDIR/$NOWDATA-arangodump

arangodump --output-directory "$SRCDIR/$NOWDATE-arangodump" --include-system-collections false --server.username "$USERNAME" --server.password "$PASSWORD" --server.database "$DATABASE"

tar -zcvf $SRCDIR/$NOWDATE-arangodump.tar.gz $SRCDIR/$NOWDATE-arangodump


# copy to S3
aws s3 cp $SRCDIR/$NOWDATE-arangodump.tar.gz s3://$BUCKET/$DESTDIR/

# Delete old backups from S3
aws s3 rm s3://$BUCKET/$DESTDIR/$LASTDATE-arangodump.tar.gz

# Remove temp files
rm -rf $SRCDIR/*