Correct fluent.d multi-line exception handling.

fluentd/Dockerfile

@@ -1,6 +1,10 @@
-FROM fluent/fluentd
+FROM fluent/fluentd:v1.11.2-1.0
+
+USER root
 
 RUN gem install fluent-plugin-elasticsearch -v 1.18.0 && \
+    gem install fluent-plugin-detect-exceptions && \
+    gem install fluent-plugin-route && \
 	gem sources --clear-all && \
 	rm -rf \
     /var/cache/apk/* \

fluentd/baizley.conf

@@ -5,17 +5,31 @@
 </source>
 
 <match **>
-  @type           elasticsearch
-  host            cloud.humio.com
-  port            9200
-  scheme          https
-  ssl_version     TLSv1_2
-  user            "#{ENV['REPOSITORY']}"
-  password        "#{ENV['INGEST_TOKEN']}"
-  logstash_format true
-  <parse>
-    @type multiline
-    format_firstline /\d{4}-\d{1,2}-\d{1,2}/
-    format1 /^(?<time>\d{4}-\d{1,2}-\d{1,2} \d{1,2}:\d{1,2}:\d{1,2}) \[(?<thread>.*)\] (?<level>[^\s]+)(?<message>.*)/
-  </parse>
+  @type route
+  add_tag_prefix unparsed
+  <route **>
+      copy
+      @label @UNPARSED
+   </route>
 </match>
+
+<label @UNPARSED>
+    <match unparsed.**>
+      @type detect_exceptions
+      remove_tag_prefix unparsed
+      message log
+      languages java
+      multiline_flush_interval 0.1
+    </match>
+    <match **>
+      @type           elasticsearch
+      host            cloud.humio.com
+      port            9200
+      scheme          https
+      ssl_version     TLSv1_2
+      user            "#{ENV['REPOSITORY']}"
+      password        "#{ENV['INGEST_TOKEN']}"
+      logstash_format true
+    </match>
+</label>
+