Class: Sfn::Command::Realize

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

Overview

Realize command

Constant Summary

Constants inherited from Sfn::Command

CONFIG_BASE_NAME, VALID_CONFIG_EXTENSIONS

Instance Method Summary collapse

Methods included from Sfn::CommandModule::Planning

#build_planner, #display_plan_information, #print_plan_items, #print_plan_result

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

Run the stack realize command



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# File 'lib/sfn/command/realize.rb', line 11

def execute!
  name_required!
  name = name_args.first

  stack_info = "#{ui.color("Name:", :bold)} #{name}"
  begin
    stack = provider.stacks.get(name)
  rescue Miasma::Error::ApiError::RequestError
    raise Error::StackNotFound,
      "Failed to locate stack: #{name}"
  end

  if config[:plan_name]
    ui.debug "Setting custom plan name - #{config[:plan_name]}"
    # ensure custom attribute is dirty so we can modify
    stack.custom = stack.custom.dup
    stack.custom[:plan_name] = config[:plan_name]
  end

  ui.info " -> Loading plan information..."

  plan = stack.plan
  if plan.nil?
    raise Error::StackPlanNotFound,
      "Failed to locate plan for stack `#{name}`"
  end

  display_plan_information(plan)

  return if config[:plan_only]

  if config[:merge_api_options]
    config.fetch(:options, Smash.new).each_pair do |key, value|
      if stack.respond_to?("#{key}=")
        stack.send("#{key}=", value)
      end
    end
  end

  begin
    api_action!(:api_stack => stack) do
      stack.plan_execute
      if config[:poll]
        poll_stack(stack.name)
        if [:update_complete, :create_complete].
          include?(stack.reload.state)
          ui.info "Stack plan apply complete: " \
                  "#{ui.color("SUCCESS", :green)}"
          namespace.const_get(:Describe).
            new({:outputs => true}, [name]).execute!
        else
          ui.fatal "Update of stack #{ui.color(name, :bold)}: " \
                   "#{ui.color("FAILED", :red, :bold)}"
          raise Error::StackStateIncomplete
        end
      else
        ui.warn "Stack state polling has been disabled."
        ui.info "Stack plan apply initialized for " \
                "#{ui.color(name, :green)}"
      end
    end
  rescue Miasma::Error::ApiError::RequestError => e
    if e.message.downcase.include?("no updates")
      ui.warn "No changes detected for stack (#{stack.name})"
    else
      raise
    end
  end
end