Strip JndiLookup.class from log4j-core jars, to match Elastic's mitigation approach

salt/elasticsearch/init.sls

@@ -131,6 +131,13 @@ esrolesdir:
     - group: 939
     - makedirs: True
 
+eslibdir:
+  file.directory:
+    - name: /opt/so/conf/elasticsearch/lib
+    - user: 930
+    - group: 939
+    - makedirs: True
+
 esingestdynamicconf:
   file.recurse:
     - name: /opt/so/conf/elasticsearch/ingest
@@ -179,6 +186,14 @@ es_template_{{TEMPLATE.split('.')[0] | replace("/","_") }}:
     - group: 939
 {% endfor %}
 
+eslibsync:
+  file.managed:
+    - name: /opt/so/conf/elasticsearch/lib/log4j-core-2.11.1-patched.jar
+    - source: salt://elasticsearch/lib/log4j-core-2.11.1-patched.jar
+    - user: 930
+    - group: 939
+    - mode: 644
+
 esroles:
   file.recurse:
     - source: salt://elasticsearch/roles/
@@ -267,6 +282,7 @@ so-elasticsearch:
       - 0.0.0.0:9200:9200
       - 0.0.0.0:9300:9300
     - binds:
+      - /opt/so/conf/elasticsearch/lib/log4j-core-2.11.1-patched.jar:/usr/share/elasticsearch/lib/log4j-core-2.11.1.jar:ro
       - /opt/so/conf/elasticsearch/elasticsearch.yml:/usr/share/elasticsearch/config/elasticsearch.yml:ro
       - /opt/so/conf/elasticsearch/log4j2.properties:/usr/share/elasticsearch/config/log4j2.properties:ro
       - /nsm/elasticsearch:/usr/share/elasticsearch/data:rw