securityonion/salt/suricata/map.jinja

{% from 'vars/globals.map.jinja' import GLOBALS %}
{% import_yaml 'suricata/defaults.yaml' as SURICATADEFAULTS %}
{% set SURICATAMERGED = salt['pillar.get']('suricata', SURICATADEFAULTS.suricata, merge=True) %}
{% import_yaml 'suricata/suricata_mdengine.yaml' as suricata_mdengine %}

{% set default_evelog_index = [] %}
{% set default_filestore_index = [] %}
{% set surimeta_evelog_index = [] %}
{% set surimeta_filestore_index = [] %}

{# suricata.config.af-packet has to be rewritten here since we cant display '- interface' in the ui #}
{# we are limited to only one iterface #}
{% load_yaml as afpacket %}
- interface: {{ GLOBALS.sensor.interface }}
  cluster-id: {{ SURICATAMERGED.config['af-packet']['cluster-id'] }}
  cluster-type: {{ SURICATAMERGED.config['af-packet']['cluster-type'] }}
  defrag: {{ SURICATAMERGED.config['af-packet'].defrag }}
  use-mmap: {{ SURICATAMERGED.config['af-packet']['use-mmap'] }}
  threads: {{ SURICATAMERGED.config['af-packet'].threads }}
  tpacket-v3: {{ SURICATAMERGED.config['af-packet']['tpacket-v3'] }}
  ring-size: {{ SURICATAMERGED.config['af-packet']['ring-size'] }}
{% endload %}
{% do SURICATAMERGED.config.pop('af-packet') %}
{% do SURICATAMERGED.config.update({'af-packet': afpacket}) %}

{# eve-log.types is a list but we convert to dict in defaults to work with ui #}
{# below they are converted back to lists #}
{% load_yaml as evelogtypes %}
{% for le, ld in SURICATAMERGED.config.outputs['eve-log'].types.items() %}
  - {{ le }}: {{ ld }}
{% endfor %}
{% endload %}
{% do SURICATAMERGED.config.outputs['eve-log'].pop('types') %}
{% do SURICATAMERGED.config.outputs['eve-log'].update({'types': evelogtypes}) %}

{# threading.cpu-affinity is a list but we convert to dict in defaults to work with ui #}
{# below they are converted back to lists #}
{% load_yaml as cpuaffinity %}
{% for le, ld in SURICATAMERGED.config.threading['cpu-affinity'].items() %}
  - {{ le }}: {{ ld }}
{% endfor %}
{% endload %}
{% do SURICATAMERGED.config.threading.pop('cpu-affinity') %}
{% do SURICATAMERGED.config.threading.update({'cpu-affinity': cpuaffinity}) %}

{# Find the index of eve-log and file-store in suricata_mdengine.suricata.config.outputs #}
{# update outputs eve-log.types and filestore with config for Suricata metadata engine #}
{% if GLOBALS.md_engine == 'SURICATA' %}
{%   for li in suricata_mdengine.suricata.config.outputs %}
{%     if 'eve-log' in li.keys() %}
{%       do surimeta_evelog_index.append(loop.index0) %}
{%     endif %}
{%     if 'file-store' in li.keys() %}
{%       do surimeta_filestore_index.append(loop.index0) %}
{%     endif %}
{%   endfor %}
{%   set surimeta_evelog_index = surimeta_evelog_index[0] %}
{%   set surimeta_filestore_index = surimeta_filestore_index[0] %}
{%   do SURICATAMERGED.config.outputs['eve-log'].types.extend(suricata_mdengine.suricata.config.outputs[surimeta_evelog_index]['eve-log'].types) %}
{%   do SURICATAMERGED.config.outputs['file-store'].update({'enabled':suricata_mdengine.suricata.config.outputs[surimeta_filestore_index]['file-store']['enabled']}) %}
{% endif %}

{# outputs is a list but we convert to dict in defaults to work with ui #}
{# below they are converted back to lists #}
{% load_yaml as outputs %}
{% for le, ld in SURICATAMERGED.config.outputs.items() %}
  - {{ le }}: {{ ld }}
{% endfor %}
{% endload %}
{% do SURICATAMERGED.config.pop('outputs') %}
{% do SURICATAMERGED.config.update({'outputs': outputs}) %}

{# change address-groups vars from list to comma seperated string #}
{% for k, v in SURICATAMERGED.config.vars['address-groups'].items() %}
{#   if address-group value is a list #}
{%   if v is iterable and (v is not string and v is not mapping and v | length > 1) %}
{%     do SURICATAMERGED.config.vars['address-groups'].update({k: '[' ~ v | join(',') ~ ']'}) %}
{%   else %}
{%     do SURICATAMERGED.config.vars['address-groups'].update({k: v[0]}) %}
{%   endif %}
{% endfor %}

{# change port-groups vars from list to comma seperated string #}
{% for k, v in SURICATAMERGED.config.vars['port-groups'].items() %}
{#   if address-group value is a list #}
{%   if v is iterable and (v is not string and v is not mapping and v | length > 1) %}
{%     do SURICATAMERGED.config.vars['port-groups'].update({k: '[' ~ v | join(',') ~ ']'}) %}
{%   else %}
{%     do SURICATAMERGED.config.vars['port-groups'].update({k: v[0]}) %}
{%   endif %}
{% endfor %}