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Versions: 15
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Contents
# This module holds the connections for all AWS services used by the gem.
module Aerosol::AWS
extend self
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
Hash[env_attrs.map { |attr| [attr, public_send(attr)] }].reject { |k, v| v.nil? }
end
def reset_cache!
services.each { |service| instance_variable_set(:"@#{service}", nil) }
end
service :sts, Aws::STS::Client
service :s3, Aws::S3::Client
service :compute, Aws::EC2::Client
service :auto_scaling, Aws::AutoScaling::Client
env_attr :credentials, :stub_responses
end
Version data entries
15 entries across 15 versions & 1 rubygems