Class: Sfn::Command::Validate

Inherits:
Sfn::Command
  • Object
show all
Includes:
Sfn::CommandModule::Base, Sfn::CommandModule::Stack, Sfn::CommandModule::Template
Defined in:
lib/sfn/command/validate.rb

Overview

Validate command

Constant Summary

Constants included from Sfn::CommandModule::Template

Sfn::CommandModule::Template::DEFAULT_PROVIDER_NAME, Sfn::CommandModule::Template::MAX_PARAMETER_ATTEMPTS, Sfn::CommandModule::Template::TEMPLATE_IGNORE_DIRECTORIES

Constants inherited from Sfn::Command

CONFIG_BASE_NAME, VALID_CONFIG_EXTENSIONS

Instance Method Summary collapse

Methods included from Sfn::CommandModule::Stack

included

Methods included from Sfn::CommandModule::Template

included

Methods included from Sfn::CommandModule::Base

included

Methods inherited from Sfn::Command

#config, #initialize

Methods included from Sfn::CommandModule::Callbacks

#api_action!, #callbacks_for, #run_callbacks_for

Constructor Details

This class inherits a constructor from Sfn::Command

Instance Method Details

#execute! ⇒ Object 



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# File 'lib/sfn/command/validate.rb', line 12

def execute!
  print_only_original = config[:print_only]
  config[:print_only] = true
  file = load_template_file
  ui.info "#{ui.color("Template Validation (#{provider.connection.provider}): ", :bold)} #{config[:file].sub(Dir.pwd, "").sub(%r{^/}, "")}"
  config[:print_only] = print_only_original

  raw_template = _format_json(parameter_scrub!(template_content(file)))

  if config[:print_only]
    ui.puts raw_template
  else
    validate_stack(
      file.respond_to?(:dump) ? file.dump : file,
      if config[:processing]
        sparkle_collection.get(:template, config[:file])[:name]
      else
        config[:file]
      end
    )
  end
end

#validate_stack(template, name) ⇒ TrueClass

Validate template with remote API and unpack nested templates if required



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# File 'lib/sfn/command/validate.rb', line 40

def validate_stack(template, name)
  resources = template.fetch("Resources", {})
  nested_stacks = resources.find_all do |r_name, r_value|
    r_value.is_a?(Hash) &&
      provider.connection.data[:stack_types].include?(r_value["Type"])
  end
  nested_stacks.each do |n_name, n_resource|
    validate_stack(n_resource.fetch("Properties", {}).fetch("Stack", {}), "#{name} > #{n_name}")
    n_resource["Properties"].delete("Stack")
  end
  begin
    ui.info "Validating: #{ui.color(name, :bold)}"
    if config[:upload_root_template]
      upload_result = store_template("validation-stack", template, Smash.new)
      stack = provider.connection.stacks.build(
        :name => "validation-stack",
        :template_url => upload_result[:url],
      )
    else
      stack = provider.connection.stacks.build(
        :name => "validation-stack",
        :template => parameter_scrub!(template),
      )
    end
    result = api_action!(:api_stack => stack) do
      stack.validate
    end
    ui.info ui.color("  -> VALID", :bold, :green)
    true
  rescue => e
    ui.info ui.color("  -> INVALID", :bold, :red)
    ui.fatal e.message
    raise e
  end
end