# {{ ansible_managed }}
# Backup script for {{ item.src|default('stdin') }}
# Use this file to create a Backup and prune existing data.
set -euxo pipefail

export RESTIC_REPOSITORY={{ restic_repos[item.repo].location }}
export RESTIC_PASSWORD={{ restic_repos[item.repo].password }}
BACKUP_NAME={{ item.name }}
{% if item.src is defined %}
BACKUP_SOURCE={{ item.src }}
{% endif %}
{#
  Define Tags
#}
{% macro tags(tags) -%}
  {% if tags is defined %}{% for tag in tags %} --tag {{ tag }}{% endfor %}{% endif %}
{%- endmacro %}
{#
  Define Hostname
#}
{% macro hostname(h) -%}
  {% if h is defined %} --hostname {{ h }}{% endif %}
{%- endmacro %}
{#
  Define stdin filename
#}
{% macro stdin_filename(n) -%}
  {% if n is defined %} --stdin-filename {{ n }}{% endif %}
{%- endmacro %}
{#
  Define path
#}
{% macro path(repo) -%}
  {% if repo.src is defined %}{{ repo.src }}{% else %}$HOME/{{ repo.stdin_filename }}{% endif %}
{%- endmacro %}
{#
  Define retention pattern
#}
{% macro retention_pattern(repo) -%}
  {% if repo.keep_last is defined %}--keep-last {{ item.keep_last }}{% endif %} \
  {% if repo.keep_hourly is defined %}--keep-hourly {{ item.keep_hourly }}{% endif %} \
  {% if repo.keep_daily is defined %}--keep-daily {{ item.keep_daily }}{% endif %} \
  {% if repo.keep_weekly is defined %}--keep-weekly {{ item.keep_weekly }}{% endif %} \
  {% if repo.keep_monthly is defined %}--keep-monthly {{ item.keep_monthly }}{% endif %} \
  {% if repo.keep_yearly is defined %}--keep-yearly {{ item.keep_yearly }}{% endif %} \
  {% if repo.keep_within is defined %}--keep-within {{ item.keep_within }}{% endif %} \
  {% if repo.keep_tag is defined %}--keep-tag {{ item.keep_tag }}{% endif %}
{%- endmacro %}
{#
  Define backup commands
#}
{% if item.stdin is defined and item.stdin == true %}
  {{ item.stdin_cmd }} | {{ restic_install_path }}/restic backup --stdin --tag manual {{ tags(item.tags) }} {{ stdin_filename(item.stdin_filename) }} $@
{% else %}
  {{ restic_install_path }}/restic backup $BACKUP_SOURCE --tag manual {{ tags(item.tags) }} $@
{% endif %}
{#
  Define stdin forget commands
#}
{{ restic_install_path }}/restic forget --prune --tag manual --path {{ path(item) }} {{ retention_pattern(item) }}