Logstash

Logstash 1.4.2

docker build -t logstash .
docker run logstash or with an external elasticsearch
docker run -e ES_HOST=1.2.3.4 -e ES_HTTP_PORT=9200 -e ES_PORT=9300 logstash

Ports

514 (syslog)
9200 (embedded elasticsearch if no external specified)
9292 (kibana)
9300 (embedded elasticsearch if no external specified)