{% set logfiles = salt['pillar.get']('logcheck:logfiles', default=[]) %}

{# this helps:
{% if not logfiles %}
{% set logfiles = [] %}
{% endif %}
#}

include:
    - packages.logcheck

logcheck_logfiles:
    file.blockreplace:
        - name: /etc/logcheck/logcheck.logfiles
        - marker_start: '#-- start Salt managed zone --'
        - marker_end: '#-- end Salt managed zone --'
        - append_if_not_found: True
        - show_changes: True
        - require:
            - pkg: logcheck
        - content: |
 {% for logfile in logfiles %}
            {{ logfile }}
 {% endfor %}