From a6e19b12301257fb719bbc4462ef21550ffc3543 Mon Sep 17 00:00:00 2001
From: Rainer Killinger <killinger@hrz.uni-frankfurt.de>
Date: Mon, 13 Dec 2021 10:13:59 +0100
Subject: [PATCH] fix: log4j2 first mitigation

---
 Dockerfile | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Dockerfile b/Dockerfile
index 962f109a..54e54f49 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,8 @@
 FROM elasticsearch:5.6-alpine
 
+# log4j2
+RUN echo "-Dlog4j2.formatMsgNoLookups=true" >> /usr/share/elasticsearch/config/jvm.options
+
 ADD config/ /usr/share/elasticsearch/config/
 
 USER root