Class: VagrantPlugins::DockerProvider::Action::ShareFolders

Inherits:
Object
  • Object
show all
Defined in:
lib/docker-provider/action/share_folders.rb

Instance Method Summary collapse

Constructor Details

#initialize(app, env) ⇒ ShareFolders

Returns a new instance of ShareFolders.



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# File 'lib/docker-provider/action/share_folders.rb', line 5

def initialize(app, env)
  @app = app
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/docker-provider/action/share_folders.rb', line 9

def call(env)
  @env = env
  prepare_folders

  # FIXME: Check whether the container has already been created with
  #        different synced folders and let the user know about it
  folders = []
  shared_folders.each do |id, data|
    folders << {
      :name      => id,
      :hostpath  => File.expand_path(data[:hostpath], @env[:root_path]),
      :guestpath => data[:guestpath]
    }
  end
  @env[:synced_folders] = folders

  @app.call(env)
end

#prepare_folders ⇒ Object

Prepares the shared folders by verifying they exist and creating them if they don’t.



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# File 'lib/docker-provider/action/share_folders.rb', line 43

def prepare_folders
  shared_folders.each do |id, options|
    hostpath = Pathname.new(options[:hostpath]).expand_path(@env[:root_path])

    if !hostpath.directory? && options[:create]
      # Host path doesn't exist, so let's create it.
      @logger.debug("Host path doesn't exist, creating: #{hostpath}")

      begin
        hostpath.mkpath
      rescue Errno::EACCES
        raise Vagrant::Errors::SharedFolderCreateFailed,
          :path => hostpath.to_s
      end
    end
  end
end

#shared_folders ⇒ Object

This method returns an actual list of synced folders to create and their proper path.



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# File 'lib/docker-provider/action/share_folders.rb', line 30

def shared_folders
  {}.tap do |result|
    @env[:machine].config.vm.synced_folders.each do |id, data|
      # Ignore disabled shared folders
      next if data[:disabled]
      # This to prevent overwriting the actual shared folders data
      result[id] = data.dup
    end
  end
end