Method: Dalli::Ring#initialize

Defined in:
lib/dalli/ring.rb

#initialize(servers, options) ⇒ Ring

Returns a new instance of Ring.



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# File 'lib/dalli/ring.rb', line 10

def initialize(servers, options)
  @servers = servers
  @continuum = nil
  if servers.size > 1
    total_weight = servers.inject(0) { |memo, srv| memo + srv.weight }
    continuum = []
    servers.each do |server|
      entry_count_for(server, servers.size, total_weight).times do |idx|
        hash = Digest::SHA1.hexdigest("#{server.hostname}:#{server.port}:#{idx}")
        value = Integer("0x#{hash[0..7]}")
        continuum << Dalli::Ring::Entry.new(value, server)
      end
    end
    @continuum = continuum.sort { |a, b| a.value <=> b.value }
  end

  threadsafe! unless options[:threadsafe] == false
  @failover = options[:failover] != false
end