Class: Lono::Sets::Preview::Param

Inherits:
Cfn::Preview::Param show all
Defined in:
lib/lono/sets/preview/param.rb

Overview

Inherits from Lono::Cfn::Preview::Param and override what’s needed:

stack_parameters

Instance Method Summary collapse

Methods inherited from Cfn::Preview::Param

#existing_params, #generated_parameters, #new_params, #noecho_params, #optional_params, #subtract

Methods included from AwsServices

#cfn, #ec2, #iam, #s3, #s3_presigner, #s3_resource, #sts

Methods included from AwsServices::Helper

#rollback_complete?, #testing_update?

Methods included from AwsServices::StackSet

#find_stack_set, #stack_set_exists?

Methods included from AwsServices::Stack

#find_stack, #stack_exists?

Methods included from Cfn::Preview::DiffViewer

#diff_viewer, #show_diff

Methods inherited from Cfn::Base

#capabilities, #command_with_iam, #continue_update_rollback, #continue_update_rollback_sure?, #delete_rollback_stack, #exit_unless_updatable!, #generate_all, #notification_arns, #pretty_path, #prompt_for_iam, #quit, #rerun_with_iam?, #set_template_url!, #show_options, #stack_status, #starting_message, #status, #tags

Methods included from Utils::Sure

#sure?

Methods inherited from AbstractBase

#initialize, #reinitialize, #template_path

Methods included from Blueprint::Root

#find_blueprint_root, #set_blueprint_root

Constructor Details

This class inherits a constructor from Lono::AbstractBase

Instance Method Details

#run ⇒ Object 



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# File 'lib/lono/sets/preview/param.rb', line 7

def run
  return unless stack_set_exists?(@stack)

  generated_parameters # eager call generated_parameters so its output is above Parameter Diff Preview
  puts "Parameter Diff Preview:".color(:green)
  if @options[:noop]
    puts "NOOP CloudFormation parameters preview for #{@stack} update"
    return
  end

  write_to_tmp(existing_path, existing_params)
  write_to_tmp(new_path, new_params)

  show_diff(existing_path, new_path)
end

#stack_parameters ⇒ Object 



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# File 'lib/lono/sets/preview/param.rb', line 23

def stack_parameters
  stack_set_parameters
end

#stack_set_parameters ⇒ Object 



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# File 'lib/lono/sets/preview/param.rb', line 27

def stack_set_parameters
  resp = cfn.describe_stack_set(stack_set_name: @stack)
  resp.stack_set.parameters
end