Merge pull request #7 from cdituri/centos-selinux

Note about starting fig-elk when SELinux is enabled

README.md

@@ -16,8 +16,17 @@ Based on 3 Docker images:
 1. Install [Docker](http://docker.io).
 2. Install [Docker-compose](http://docs.docker.com/compose/install/).
 3. Clone this repository
+
+NOTE: on distributions which have SELinux enabled out-of-the-box you will need to either
+re-context the files or set SELinux into Permissive mode in order for fig-elk to start
+properly. For example on Redhat and CentOS, the following will apply the proper context:
+```
+.-root@centos ~
+`-$ chcon -R system_u:object_r:admin_home_t:s0 fig-elk/
+```
+
 4. Update the logstash-configuration in logstash-conf/logstash.conf (test your filters here)
-5. docker-compose up
+5. docker-compose up (-d to run detached in the background)
 6. nc localhost 5000 < /some/log/file.log
 7. http://localhost:8080 to see the messages show up in Kibana 3.
 8. http://localhost:5601 to use Kibana 4.