Merge pull request #558 from alphagov/redis-url

Remove need for REDIS_HOST and REDIS_PORT env vars

app/services/organisation_importer.rb

@@ -10,7 +10,7 @@ def initialize(api_url_base = nil)
   end
 
   def perform!
-    redis.lock("short_url_manager:#{Rails.env}:organisation_importer_lock", life: 2.hours) do
+    Redis.current.lock("short_url_manager:#{Rails.env}:organisation_importer_lock", life: 2.hours) do
       organisations_data = get_organisations_data
       Organisation.destroy_all
       organisations_data.each do |attrs|
@@ -35,9 +35,4 @@ def get_organisations_data
   def api_adapter
     @api_adapter ||= GdsApi::Organisations.new(api_url_base)
   end
-
-  def redis
-    redis_config = Rails.application.config_for(:redis)
-    Redis.new(redis_config.symbolize_keys)
-  end
 end