elasticsearch/logstash — pull request #1156 by bhagany (2014-03-08 04:48:54+00:00)
Title: Socket

Since https://github.com/elasticsearch/logstash/commit/521cd1aeb7374ca311537a9382d0758f82a37274, the elasticsearch output has a dependency on socket. Requiring it here fixes a NameError that occurs, for instance, if an input that does not `require "socket"` is used.