#!/bin/bash
export B2_ACCOUNT_ID=
export B2_ACCOUNT_KEY=
export RESTIC_REPOSITORY=b2:myb2bucket
export RESTIC_PASSWORD=1234567890

# Do not forget to do one time (for initialize your backup space)
# restic -r b2:myb2bucket:/mybackup init
mysqldump -uroot --lock-tables=false mybackup > /home/backup/mybackup-$(date +%F).sql

# Do backup now
/usr/bin/restic -v -r b2:myb2bucket:/mybackup backup /home

# And make cleanup
rm -rf /home/backup/*