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Contents
require 'fog/aws'
# This module holds the connections for all AWS services used by the gem.
module Dockly::AWS
extend self
autoload :S3Writer, 'dockly/aws/s3_writer'
def service(name, klass)
define_method name do
if val = instance_variable_get(:"@#{name}")
val
else
instance = klass.new(creds)
instance_variable_set(:"@#{name}", instance)
end
end
services << name
end
def services
@services ||= []
end
def env_attr(*names)
names.each do |name|
define_method name do
instance_variable_get(:"@#{name}") || ENV[name.to_s.upcase]
end
define_method :"#{name}=" do |val|
reset_cache!
instance_variable_set(:"@#{name}", val)
end
env_attrs << name
end
end
def env_attrs
@env_attrs ||= []
end
def creds
attrs = Hash[env_attrs.map { |attr| [attr, public_send(attr)] }].reject { |k, v| v.nil? }
if attrs.empty?
if ENV['FOG_CREDENTIAL']
attrs = {} # let Fog use the env var
else
attrs = { :use_iam_profile => true }
end
end
attrs
end
def reset_cache!
services.each { |service| instance_variable_set(:"@#{service}", nil) }
end
service :s3, Fog::Storage::AWS
env_attr :aws_access_key_id, :aws_secret_access_key
end
Version data entries
33 entries across 33 versions & 1 rubygems