Class: ActiveSupport::Cache::SmartRedisCache

Inherits:
RedisCacheStore
  • Object
show all
Defined in:
lib/active_support/cache/smart_redis_cache.rb

Instance Method Summary collapse

Constructor Details

#initialize(**args) ⇒ SmartRedisCache

known options:

ActiveSupport::Cache - universal options
  :namespace{nil}, :compress{true}, :compress_threshold{1k}, :coder, :expires_in{0}
  :race_condition_ttl{0}, :skip_nil{false}
ActiveSupport::Cache::Store
  pool: {:size{5}, :timeout{5}}
ActiveSupport::Cache::RedisCacheStore
  :error_handler
Redis
  :host, :port, :db, :username, :password, :url, :path
  ssl_params: {:ca_file, :cert, :key}
  :sentinels, :role
  :replica
  :timeout (sets next 3), :connect_timeout, :read_timeout, :write_timeout
  :reconnect_attempts



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# File 'lib/active_support/cache/smart_redis_cache.rb', line 29

def initialize(**args)
  args.reverse_merge!(
    namespace:          ENV['REDIS_NAMESPACE'],
    expires_in:         1.day,
    race_condition_ttl: 5.seconds,
    connect_timeout:    2,
    read_timeout:       1,
    write_timeout:      1,
  )
  if ActiveSupport.version >= '7.1.0.a'
    args[:pool] ||= {}
    args[:pool][:size] ||= Integer(ENV.fetch('RAILS_MAX_THREADS'){ 5 })
  else
    args[:pool_size] ||= Integer(ENV.fetch('RAILS_MAX_THREADS'){ 5 })
  end
  if Redis::VERSION >= '5'
    args.reverse_merge!(
      # when an array, contains delay for each reconnect attempt
      reconnect_attempts: [0.2]
    )
  else
    args.reverse_merge!(
      reconnect_attempts: 1,
      reconnect_delay:    0.2,
    )
  end
  args[:url] ||= ENV['REDIS_URL'] unless args.key?(:redis) || args.key?(:url)
  args[:url] = args[:url].split(',') if args[:url].is_a?(String)
  super(**args)
end