Class: Itamae::Resource::File

Inherits:
Base
  • Object
show all
Defined in:
lib/itamae/resource/file.rb

Direct Known Subclasses

RemoteFile, Template

Instance Attribute Summary

Attributes inherited from Base

#attributes, #current_attributes, #notifications, #recipe, #resource_name, #subscriptions, #updated

Instance Method Summary collapse

Methods inherited from Base

#action_nothing, define_attribute, inherited, #initialize, #resource_type, #run

Constructor Details

This class inherits a constructor from Itamae::Resource::Base

Instance Method Details

#action_create(options) ⇒ Object 



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# File 'lib/itamae/resource/file.rb', line 73

def action_create(options)
  if attributes.mode
    run_specinfra(:change_file_mode, @temppath, attributes.mode)
  end
  if attributes.owner || attributes.group
    run_specinfra(:change_file_owner, @temppath, attributes.owner, attributes.group)
  end

  if run_specinfra(:check_file_is_file, attributes.path)
    unless check_command(["diff", "-q", @temppath, attributes.path])
      # the file is modified
      updated!
    end
  else
    # new file
    updated!
  end

  run_specinfra(:move_file, @temppath, attributes.path)
end

#action_delete(options) ⇒ Object 



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# File 'lib/itamae/resource/file.rb', line 94

def action_delete(options)
  if run_specinfra(:check_file_is_file, attributes.path)
    run_specinfra(:remove_file, attributes.path)
  end
end

#pre_action ⇒ Object 



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# File 'lib/itamae/resource/file.rb', line 14

def pre_action
  begin
    src = if attributes.content_file
            ::File.expand_path(attributes.content_file, ::File.dirname(@recipe.path))
          else
            f = Tempfile.open('itamae')
            f.write(attributes.content)
            f.close
            f.path
          end

    @temppath = ::File.join(runner.tmpdir, Time.now.to_f.to_s)
    send_file(src, @temppath)
  ensure
    f.unlink if f
  end

  case @current_action
  when :create
    attributes.exist = true
  end
end

#set_current_attributes ⇒ Object 



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# File 'lib/itamae/resource/file.rb', line 37

def set_current_attributes
  current.exist = run_specinfra(:check_file_is_file, attributes.path)

  if current.exist
    current.mode = run_specinfra(:get_file_mode, attributes.path).stdout.chomp
    current.owner = run_specinfra(:get_file_owner_user, attributes.path).stdout.chomp
    current.group = run_specinfra(:get_file_owner_group, attributes.path).stdout.chomp
  else
    current.mode = nil
    current.owner = nil
    current.group = nil
  end
end

#show_differences ⇒ Object 



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# File 'lib/itamae/resource/file.rb', line 51

def show_differences
  current.mode    = current.mode.rjust(4, '0') if current.mode
  attributes.mode = attributes.mode.rjust(4, '0') if attributes.mode

  super

  if current.exist
    diff = run_command(["diff", "-u", attributes.path, @temppath], error: false)
    if diff.exit_status == 0
      # no change
      Logger.debug "file content will not change"
    else
      Logger.formatter.color :green do
        Logger.info "diff:"
        diff.stdout.each_line do |line|
          Logger.info "#{line.strip}"
        end
      end
    end
  end
end