Class: Rack::Session::Moneta

### Home Classes Methods

### In Files

- lib/rack/session/moneta.rb

### Parent

Abstract::ID

### Methods

- ::new
- #destroy_session
- #generate_sid
- #get_session
- #set_session
- #with_lock

### Files

- LICENSE

### Class/Module Index

Quicksearch

- Moneta
- Moneta::Adapters
- Moneta::Adapters::ActiveRecord
- Moneta::Adapters::Cassandra
- Moneta::Adapters::Client
- Moneta::Adapters::Cookie
- Moneta::Adapters::Couch
- Moneta::Adapters::DBM
- Moneta::Adapters::DataMapper
- Moneta::Adapters::DataMapper::Store
- Moneta::Adapters::Daybreak
- Moneta::Adapters::File
- Moneta::Adapters::Fog
- Moneta::Adapters::GDBM
- Moneta::Adapters::HBase
- Moneta::Adapters::KyotoCabinet
- Moneta::Adapters::LMDB
- Moneta::Adapters::LRUHash
- Moneta::Adapters::LRUHash::Entry
- Moneta::Adapters::LevelDB
- Moneta::Adapters::LocalMemCache
- Moneta::Adapters::MemcachedDalli
- Moneta::Adapters::MemcachedNative
- Moneta::Adapters::Memory
- Moneta::Adapters::Mongo
- Moneta::Adapters::Null
- Moneta::Adapters::PStore
- Moneta::Adapters::Redis
- Moneta::Adapters::RestClient
- Moneta::Adapters::Riak
- Moneta::Adapters::SDBM
- Moneta::Adapters::Sequel
- Moneta::Adapters::Sqlite
- Moneta::Adapters::TDB
- Moneta::Adapters::TokyoCabinet
- Moneta::Adapters::TokyoTyrant
- Moneta::Adapters::YAML
- Moneta::Builder
- Moneta::Cache
- Moneta::Cache::DSL
- Moneta::CreateSupport
- Moneta::Defaults
- Moneta::Defaults::ClassMethods
- Moneta::Expires
- Moneta::ExpiresSupport
- Moneta::HashAdapter
- Moneta::IncrementSupport
- Moneta::Lock
- Moneta::Logger
- Moneta::Logger::Format
- Moneta::Mutex
- Moneta::OptionMerger
- Moneta::OptionSupport
- Moneta::Pool
- Moneta::Proxy
- Moneta::Semaphore
- Moneta::Server
- Moneta::Shared
- Moneta::Stack
- Moneta::Stack::DSL
- Moneta::SynchronizePrimitive
- Moneta::Transformer
- Moneta::Transformer::Helper
- Moneta::Utils
- Moneta::WeakCreate
- Moneta::WeakIncrement
- Moneta::Wrapper
- Rack
- Rack::Cache
- Rack::Cache::EntityStore
- Rack::Cache::EntityStore::MONETA
- Rack::Cache::EntityStore::Moneta
- Rack::Cache::MetaStore
- Rack::Cache::MetaStore::MONETA
- Rack::Cache::MetaStore::Moneta
- Rack::Cache::MonetaResolver
- Rack::MonetaCookies
- Rack::MonetaRest
- Rack::MonetaStore
- Rack::Session
- Rack::Session::Moneta
- ActionDispatch
- ActionDispatch::Session
- ActionDispatch::Session::MonetaStore
- ActiveSupport
- ActiveSupport::Cache
- ActiveSupport::Cache::MonetaStore

No matching classes.

# Rack::Session::Moneta

@api public

### Attributes

mutex[R]
pool[R]

### Public Class Methods

new(app, options = {}, &block) click to toggle source

    # File lib/rack/session/moneta.rb, line 11
    def initialize(app, options = {}, &block)
      super
      if block
        raise ArgumentError, 'Use either block or option :store' if options[:store]
        @pool = ::Moneta.build(&block)
      else
        raise ArgumentError, 'Block or option :store is required' unless @pool = options[:store]
        @pool = ::Moneta.new(@pool, :expires => true) if Symbol === @pool
      end
      @pool = ::Moneta::WeakCreate.new(@pool) unless @pool.supports?(:create)
      @mutex = ::Mutex.new
    end

### Public Instance Methods

destroy_session(env, session_id, options) click to toggle source

    # File lib/rack/session/moneta.rb, line 51
    def destroy_session(env, session_id, options)
      with_lock(env) do
        @pool.delete(session_id)
        generate_sid unless options[:drop]
      end
    end

generate_sid() click to toggle source

    # File lib/rack/session/moneta.rb, line 24
    def generate_sid
      loop do
        sid = super
        break sid unless @pool.key?(sid)
      end
    end

get_session(env, sid) click to toggle source

    # File lib/rack/session/moneta.rb, line 31
    def get_session(env, sid)
      with_lock(env) do
        unless sid && session = @pool[sid]
          session = {}
          begin
            sid = generate_sid
          end until @pool.create(sid, session)
        end
        [sid, session]
      end
    end

set_session(env, session_id, new_session, options) click to toggle source

    # File lib/rack/session/moneta.rb, line 43
    def set_session(env, session_id, new_session, options)
      with_lock(env) do
        @pool.store(session_id, new_session,
                    options[:expire_after] ? { :expires => options[:expire_after] } : {})
        session_id
      end
    end

with_lock(env) click to toggle source

    # File lib/rack/session/moneta.rb, line 58
    def with_lock(env)
      @mutex.lock if env['rack.multithread']
      yield
    ensure
      @mutex.unlock if @mutex.locked?
    end

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