Add borgmatic

roles/borgmatic_config/templates/borgmatic.yaml.j2

@@ -0,0 +1,35 @@
+# {{ ansible_managed }}
+# vim:ft=yaml
+
+source_directories:
+  {{ borgmatic_config_directories | to_nice_yaml }}
+repositories:
+{% for target in borgmatic_config_targets %}
+{% for directory in target.directories %}
+  - path: "ssh://{{ hostvars[target.host].ansible_user_id }}@{{ target.host }}/{{ directory }}/{{ ansible_fqdn }}/{{ borgmatic_config_name }}"
+{% endfor %}
+{% endfor %}
+working_directory: "~"
+
+one_file_system: true
+exclude_patterns:
+  - /var/cache
+exclude_caches: true
+exclude_if_present:
+  - .nobackup
+keep_exclude_tags: true
+
+source_directories_must_exist: true
+
+compression: zstd
+
+encryption_passphrase: "{{ borgmatic_config_encryption_passphrase }}"
+ssh_command: ssh -i ~/.ssh/id_ed25519_borg
+
+
+keep_within: 48H
+keep_hourly: 168
+keep_daily: 30
+keep_weekly: 26
+keep_monthly: {{ (borgmatic_config_keep_backups_months / 2) | round(0, 'ceil') | int }}
+keep_yearly: {{ (borgmatic_config_keep_backups_months / 12) | round(0, 'ceil') | int }}

roles/borgmatic_config/templates/borgmatic@.timer.j2

@@ -0,0 +1,21 @@
+# {{ ansible_managed }}
+
+[Unit]
+Description=Run borgmatic backup
+
+[Timer]
+{% if borgmatic_config_backup_frequency.unit == "min" %}
+OnCalendar=*:0/{{ borgmatic_config_backup_frequency.amount }}
+{% elif borgmatic_config_backup_frequency.unit == "h" %}
+OnCalendar=0/{{ borgmatic_config_backup_frequency.amount }}:30
+{% elif borgmatic_config_backup_frequency.unit == "d" %}
+OnCalendar=*-1/{{ borgmatic_config_backup_frequency.amount }} 22:00
+{% else %}
+{{ dafuq }}
+{% endif %}
+Persistent=true
+RandomizedDelaySec={{ 10 * borgmatic_config_backup_frequency.amount }}{{ _borgmatic_config_previous_time_unit[borgmatic_config_backup_frequency.unit] }}
+FixedRandomDelay=true
+
+[Install]
+WantedBy=timers.target