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Contents
require 'mccloud/config/component'
require 'ostruct'
module Mccloud
class Config
class Provider
attr_accessor :components
attr_reader :env
def initialize(config)
@env=config.env
@components=Hash.new
end
def define(name)
# We do this for vagrant syntax
# Depending on type, we create a variable of that type
# f.i. component_stub.vm or component_stub.lb
provider_stub=OpenStruct.new
provider_stub.provider=OpenStruct.new
env.logger.debug("config provider"){ "Start stubbing provider"}
# Now we can 'execute' the config file using our stub component
# For guessing the provider type
yield provider_stub
env.logger.debug("config provider"){ "End stubbing provider"}
# After processing we extract the provider type and options again
provider_type=provider_stub.provider.flavor
env.logger.debug("config provider"){ "Found provider of type #{provider_type}"}
provider_options=provider_stub.provider.options
begin
# Now that we know the actual provider, we can check if the provider has this type of component
require_path='mccloud/provider/'+provider_type.to_s.downcase+"/provider"
require require_path
# Now we can create the real provider
real_provider=Object.const_get("Mccloud").const_get("Provider").const_get(provider_type.to_s.capitalize).const_get("Provider").new(name,provider_options,env)
provider_stub.provider=real_provider
yield provider_stub
env.logger.debug("config provider"){ "Instantiating provider #{name.to_s}"}
components[name.to_s]=provider_stub.provider
rescue ::Mccloud::Error => ex
raise ::Mccloud::Error, "Error loading provider with #{name}\n#{ex}"
end
end
end
end
end #Module Mccloud
Version data entries
16 entries across 16 versions & 1 rubygems