source 'https://rubygems.org' gem 'fluentd', '<=1.1.0' gem 'activesupport', '~>5.1.4' gem 'fluent-plugin-kubernetes_metadata_filter', '~>1.0.0' gem 'fluent-plugin-elasticsearch', '~>2.4.1' gem 'fluent-plugin-systemd', '~>0.3.1' gem 'fluent-plugin-detect-exceptions', '~>0.0.9' gem 'fluent-plugin-prometheus', '~>0.3.0' gem 'fluent-plugin-multi-format-parser', '~>1.0.0' gem 'oj', '~>3.3.1.0'