Configure Elasticsearch

.travis.yml

@@ -33,6 +33,11 @@ env:
     - RAILS_CACHE_REDIS_DB=1
     - RAILS_CACHE_REDIS_PASSWORD=
 
+    - ELASTICSEARCH_HOST=localhost
+    - ELASTICSEARCH_PORT=9200
+    - ELASTICSEARCH_USER=elastic
+    - ELASTICSEARCH_PASSWORD=changeme
+
 before_install:
   - wget https://github.com/mozilla/geckodriver/releases/download/v0.23.0/geckodriver-v0.23.0-linux64.tar.gz
   - sudo tar -xvzf geckodriver*

config/initializers/elasticsearch.rb

@@ -2,15 +2,17 @@
 
 # Be sure to restart your server when you modify this file.
 
+conf = Rails.application.settings :elasticsearch
+
 Elasticsearch::Model.client = Elasticsearch::Client.new(
-  scheme: :http,
-  host: '127.0.0.1',
-  port: 9200,
-  user: 'elastic',
-  password: 'changeme',
+  scheme: conf[:ssl] ? :https : :http,
+  host: String(conf[:host]),
+  port: Integer(conf[:port]),
+  user: String(conf[:user]),
+  password: String(conf[:password]),
 
   transport_options: {
     request: { timeout: 5 },
-    ssl: { ca_file: nil },
+    ssl: { ca_file: conf.dig(:ssl_params, :ca_file) },
   },
 )

config/settings/elasticsearch.yml

@@ -0,0 +1,20 @@
+default: &default
+  host:     <%= ENV.fetch('ELASTICSEARCH_HOST')     { 'localhost' } %>
+  port:     <%= ENV.fetch('ELASTICSEARCH_PORT')     { 9200        } %>
+  user:     <%= ENV.fetch('ELASTICSEARCH_USER')     { 'elastic'   } %>
+  password: <%= ENV.fetch('ELASTICSEARCH_PASSWORD') { 'changeme'  } %>
+  ssl:      false
+  ssl_params:
+    ca_file: null
+
+development:
+  <<: *default
+
+test:
+  <<: *default
+
+staging:
+  <<: *default
+
+production:
+  <<: *default