Puppet Function: nutcracker_pools

Defined in:
modules/profile/lib/puppet/parser/functions/nutcracker_pools.rb
Function type:
Ruby 3.x API

Overview

nutcracker_pools() ⇒ Any

Given a list of redis pools, memcached pools, and base settings for both, extracts a server list that is then fed to class nutcracker.

Returns:

  • (Any) 


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# File 'modules/profile/lib/puppet/parser/functions/nutcracker_pools.rb', line 2

newfunction(:nutcracker_pools, :type => :rvalue, :arity => 4, :doc => <<-EOS
Given a list of redis pools, memcached pools, and base settings for both,
extracts a server list that is then fed to class nutcracker.
EOS
  ) do |args|
  if args.size < 4
    raise(Puppet::ParseError, "nutcracker_pools: 4 arguments needed, (#{args.size} given)")
  end
  redis, memc, redis_settings, memc_settings = args

  pools = {}
  if redis.is_a?(Hash)
    redis.keys.each do |k|
      if pools.include?(k)
        raise(Puppet::ParseError, "Pool #{k} already defined")
      end
      pools[k] = redis_settings.merge(redis[k])
    end
  end
  if memc.is_a?(Hash)
    memc.keys.each do |k|
      if pools.include?(k)
        raise(Puppet::ParseError, "Pool #{k} already defined")
      end
      pools[k] = memc_settings.merge(memc[k])
    end
  end

  pools
end