homeserver/roles/mgrote_rsync/templates/rsync_mirror.sh.j2

#!/bin/bash
{{ file_header | default () }}

{% for item in rsync_mirror_dirs %}
{# Header #}
echo "-----------------------"
echo "Source: {{ item.src }}"
{# Mount check source #}
if /usr/sbin/zfs get mounted -H {{ item.src }} ; then
  {# Mount check destination #}
  if [ $(ssh {{ item.dest.split(':') | first }} /usr/sbin/zfs get mounted -H {{ item.dest.split(':') | last }} | cut -f3) -eq "yes" ] ; then
    rsync -e "ssh -i /etc/rsync_mirror/.ssh/id_rsync_mirror -o StrictHostKeyChecking=no" --dry-run --bwlimit={{ rsync_mirror_bw_limit }} --archive --verbose --human-readable --stats --compress --fuzzy --force --delete-after --recursive {{ item.src }} {{ item.dest }}
  else
    echo "Destination-Dataset not mounted!"
  fi
else
  echo "Source-Dataset not mounted!"
fi
{% endfor %}


#  --checksum ; https://serverfault.com/questions/211005/rsync-difference-between-checksum-and-ignore-times-options