Fix extra fields for Beats (#297)

fixes #296

---------

Co-authored-by: Tobias Bauriedel <tobias.bauriedel@netways.de>

Author: widhalmt

molecule/beats_peculiar/converge.yml

@@ -18,6 +18,9 @@
           pattern: '^[[:space:]]+(at|\.{3})[[:space:]]+\b|^Caused by:'
           negate: false
           match: after
+        fields:
+          testfield: thisisatest
+          testfield2: thisisanothertest
     elasticsearch_jna_workaround: true
     elasticsearch_disable_systemcallfilterchecks: true
     elasticstack_full_stack: false

molecule/beats_peculiar/verify.yml

@@ -26,3 +26,11 @@
       when:
         - beats_filebeat_version.stdout.find('8.4.1') == -1
         - elasticstack_release == 8
+
+    - name: Ensure field is set correctly
+      ansible.builtin.lineinfile:
+        dest: /etc/filebeat/filebeat.yml
+        line: "    testfield: thisisatest"
+      check_mode: true
+      register: _field
+      failed_when: _field.changed

molecule/elasticstack_default/verify.yml

@@ -135,3 +135,4 @@
         success_msg: "'{{ item }}' was found in nodes.content"
       with_inventory_hostnames: all
       when: groups['elasticsearch'] | length > 1
+

roles/beats/templates/filebeat.yml.j2

@@ -17,7 +17,7 @@ filebeat.inputs:
 {% endif %}
 {% if beats_filebeat_log_inputs[input].fields is defined %}
 {% for field in beats_filebeat_log_inputs[input].fields %}
-    {{ field }}
+    {{ field }}: {{ beats_filebeat_log_inputs[input].fields[field] }}
 {% endfor %}
 {% endif %}
 {% endif %}