Class: StackFu::Commands::PublishCommand

Inherits:
Command
  • Object
show all
Includes:
ApiHooks
Defined in:
lib/stackfu/commands/publish_command.rb

Constant Summary

Constants included from Rendering

Rendering::LEFT_MARGIN

Constants included from OperatingSystems

OperatingSystems::FriendlyNames, OperatingSystems::OperatingSystems

Instance Attribute Summary

Attributes inherited from Command

#errors, #options, #parameters, #subcommand

Instance Method Summary collapse

Methods included from ApiHooks

#initialize_api

Methods inherited from Command

#command, command_for, create, inherited, #initialize, #params?, #run, #valid?

Methods included from Rendering

#done, #error, #fill_values_from_options, #menu_for, #render_target, #spinner, #table, #warning

Methods included from OperatingSystems

#convert_os, #os_name

Constructor Details

This class inherits a constructor from StackFu::Commands::Command

Instance Method Details

#default(parameters, options) ⇒ Object 



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# File 'lib/stackfu/commands/publish_command.rb', line 29

def default(parameters, options)
  what = :script
  
  unless what
    error "Couldn't find an item to publish on current folder.",
      "Make sure you have a file named 'stack.yml', 'plugin.yml' or use 'stackfu generate' for creating a new stack."
  end
  
  silently do
    begin
      stack_spec = read_and_validate(what)
    
      if @errors.keys.any?
        error format_error
        return
      end
  
      %w[controls requirements executions validations].each_with_index do |item, i|
        if (yaml = read("config/0#{i+1}-#{item}.yml"))
          yaml.gsub!("type:", "_type:")
          if (from_yaml = YAML.load(yaml))
            if item == 'requirements' or item == 'validations'
              buffer = []
              from_yaml[item].each do |itm|
                itm["params"] = { "data" => itm.delete("data") }
                buffer << itm
              end
              from_yaml[item] = buffer
            end
          
            stack_spec[item == "scripts" ? "executions" : item] = from_yaml[item]
          end
        end
      end
    
      unless stack_spec["executions"].present?
        error "To publish a #{what} you have to define at least one execution.",
          "Take a look at the executions descriptor file config/03-executions.yml for more information.\nYou can also use 'stackfu generate stack_name script_name:script' command to auto-generate a sample execution."
        return false
      end
  
      return unless stack_spec["executions"].each do |script|
        template = "executables/#{script["file"]}.sh.erb"
    
        begin
          script["body"] = read(template)
        rescue Errno::ENOENT
          error "The template file for the script '#{script["description"]}' was not found.", "This script has an executable called '#{script["description"]}', and the template for it should be in a file called executables/#{script["file"]}.sh.erb."
          break false
        end
    
        true
      end
    
      item_class = StackFu::ApiHooks.const_get("#{what.to_s.classify}")
      item_class.format = :json

      begin
        stack = item_class.find(stack_spec["name"])
      rescue ActiveResource::ResourceNotFound 
      rescue NoMethodError
        if $!.message =~ /closed\?/
          raise Errno::ECONNREFUSED
        else
          raise
        end
      end

      if stack
        unless options[:update]
          if agree("You already have a #{what} named #{stack_spec["name"]}. Do you want to update it?")
            puts ""
            puts "Tip: Next time you can avoid this question using 'stack pub --update'."
            puts ""
          else
            puts "Aborted."
            return false
          end
        end
    
        begin
          item_class.delete(stack.name)
        rescue ActiveResource::ResourceNotFound 
          puts "There was a problem updating your #{what}. Please report this problem at [email protected] or try again in a few minutes."
          return
        end
      end
  
      puts "Publishing #{what} #{stack_spec["name"]}..."

      stack = item_class.new(stack_spec)

      if publish(stack)
        done "#{what.to_s.titleize} #{stack.name} published."
      else
        error "Could not publish your stack: #{stack.errors.full_messages.to_s}"
      end
    rescue ActiveResource::ServerError
      error "#{$!.message}"
    rescue Errno::ENOENT
      error "There was an error opening your file descriptor"
      raise
    end
  end
end

#format_error ⇒ Object 



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# File 'lib/stackfu/commands/publish_command.rb', line 16

def format_error
  messages = ["there were validation problems with your script.", ""]
  %w(script.yml config/01-controls.yml config/02-requirements.yml config/03-executions.yml config/04-validations.yml).each do |f|
    if @errors[f]
      messages << "Errors in #{f.foreground(:green)}:"
      messages << @errors[f].map { |e| "- #{e}" }
      messages << ""
    end
  end
  
  messages.flatten.join("\n")
end

#plugin? ⇒ Boolean

Returns:



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# File 'lib/stackfu/commands/publish_command.rb', line 12

def plugin?
  File.exists?("plugin.yml")
end

#stack? ⇒ Boolean

Returns:



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# File 'lib/stackfu/commands/publish_command.rb', line 8

def stack?
  File.exists?("stack.yml")
end