lib/kitchen/terraform/config_attribute/client.rb
# frozen_string_literal: true
# Copyright 2016-2021 Copado NCS LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
require "kitchen/terraform/config_attribute_cacher"
require "kitchen/terraform/config_attribute_contract/string"
require "kitchen/terraform/config_attribute_definer"
require "tty/which"
module Kitchen
module Terraform
class ConfigAttribute
# This attribute contains the pathname of the
# {https://www.terraform.io/docs/commands/index.html Terraform client} to be used by Kitchen-Terraform.
#
# If the value is not an absolute pathname or a relative pathname then Kitchen-Terraform will attempt to find the
# value in the directories of the {https://en.wikipedia.org/wiki/PATH_(variable) PATH}.
#
# The pathname of any executable file which implements the interfaces of the following Terraform client commands
# may be specified: apply; destroy; get; init; validate; workspace.
#
# Type:: {http://www.yaml.org/spec/1.2/spec.html#id2760844 Scalar}
# Required:: False
# Default:: <code>terraform</code>
# Example:: <code>client: /usr/local/bin/terraform</code>
# Example:: <code>client: ./bin/terraform</code>
# Example:: <code>client: terraform</code>
module Client
class << self
# .included is a callback to define the configuration attribute which is invoked when this module is included
# in a plugin class.
#
# @param plugin_class [Kitchen::Configurable] A plugin class.
# @return [self]
def included(plugin_class)
::Kitchen::Terraform::ConfigAttributeDefiner.new(
attribute: self,
schema: ::Kitchen::Terraform::ConfigAttributeContract::String.new,
).define plugin_class: plugin_class
plugin_class.expand_path_for to_sym do |plugin|
!::TTY::Which.exist? plugin[to_sym]
end
self
end
# @return [Symbol] the symbol corresponding to this attribute.
def to_sym
:client
end
end
extend ::Kitchen::Terraform::ConfigAttributeCacher
# @return [String] </code>"terraform"</code>
def config_client_default_value
"terraform"
end
# #doctor_config_client validates the client configuration.
#
# @return [Boolean] +true+ if any errors are found; +false+ if no errors are found.
def doctor_config_client
errors = false
if !::TTY::Which.exist? config_client
errors = true
logger.error "client '#{config_client}' is not executable or does not exist"
end
errors
end
end
end
end
end