Gab Social. All are welcome.

lib/gabsocial/redis_config.rb

@@ -0,0 +1,30 @@
+# frozen_string_literal: true
+
+def setup_redis_env_url(prefix = nil, defaults = true)
+  prefix = prefix.to_s.upcase + '_' unless prefix.nil?
+  prefix = '' if prefix.nil?
+
+  return if ENV[prefix + 'REDIS_URL'].present?
+
+  password = ENV.fetch(prefix + 'REDIS_PASSWORD') { '' if defaults }
+  host     = ENV.fetch(prefix + 'REDIS_HOST') { 'localhost' if defaults }
+  port     = ENV.fetch(prefix + 'REDIS_PORT') { 6379 if defaults }
+  db       = ENV.fetch(prefix + 'REDIS_DB') { 0 if defaults }
+
+  ENV[prefix + 'REDIS_URL'] = if [password, host, port, db].all?(&:nil?)
+                                ENV['REDIS_URL']
+                              else
+                                "redis://#{password.blank? ? '' : ":#{password}@"}#{host}:#{port}/#{db}"
+                              end
+end
+
+setup_redis_env_url
+setup_redis_env_url(:cache, false)
+
+namespace       = ENV.fetch('REDIS_NAMESPACE') { nil }
+cache_namespace = namespace ? namespace + '_cache' : 'cache'
+
+REDIS_CACHE_PARAMS = {
+  expires_in: 10.minutes,
+  namespace: cache_namespace,
+}.freeze