Class: VagrantPlugins::Rackspace::Action::SyncFolders

Inherits:
Object
  • Object
show all
Defined in:
lib/vagrant-rackspace/action/sync_folders.rb

Overview

This middleware uses ‘rsync` to sync the folders over to the remote instance.

Instance Method Summary collapse

Constructor Details

#initialize(app, env) ⇒ SyncFolders

Returns a new instance of SyncFolders.



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# File 'lib/vagrant-rackspace/action/sync_folders.rb', line 11

def initialize(app, env)
  @app    = app
  @logger = Log4r::Logger.new("vagrant_rackspace::action::sync_folders")
  @host_os = RbConfig::CONFIG['host_os']
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/vagrant-rackspace/action/sync_folders.rb', line 17

def call(env)
  @app.call(env)
  env[:ui].warn(I18n.t("vagrant_rackspace.sync_folders"))

  ssh_info = env[:machine].ssh_info

  config          = env[:machine].provider_config
  rsync_includes  = config.rsync_includes.to_a

  env[:machine].config.vm.synced_folders.each do |id, data|
    hostpath  = File.expand_path(data[:hostpath], env[:root_path])
    guestpath = data[:guestpath]

    # Make sure there is a trailing slash on the host path to
    # avoid creating an additional directory with rsync
    hostpath = "#{hostpath}/" if hostpath !~ /\/$/
    
    # If on Windows, modify the path to work with cygwin rsync
    if @host_os =~ /mswin|mingw|cygwin/
      hostpath = hostpath.sub(/^([A-Za-z]):\//) { "/cygdrive/#{$1.downcase}/" }
    end

    env[:ui].info(I18n.t("vagrant_rackspace.rsync_folder",
                        :hostpath => hostpath,
                        :guestpath => guestpath))

    # Create the guest path
    env[:machine].communicate.sudo("mkdir -p '#{guestpath}'")
    env[:machine].communicate.sudo(
      "chown -R #{ssh_info[:username]} '#{guestpath}'")

    # Generate rsync include commands
    includes = rsync_includes.each_with_object([]) { |incl, incls| 
      incls << "--include" 
      incls << incl
    }

    # Rsync over to the guest path using the SSH info. add
    # .hg/ to exclude list as that isn't covered in
    # --cvs-exclude
    command = [
      "rsync", "--verbose", "--archive", "-z", "-L",
      "--cvs-exclude", 
      "--exclude", ".hg/",
      *includes,
      "-e", "ssh -p #{ssh_info[:port]} -o StrictHostKeyChecking=no #{ssh_key_options(ssh_info)}",
      hostpath,
      "#{ssh_info[:username]}@#{ssh_info[:host]}:#{guestpath}"]
    command.compact!

    # during rsync, ignore files specified in .hgignore and
    # .gitignore traditional .gitignore or .hgignore files
    ignore_files = [".hgignore", ".gitignore"]
    ignore_files.each do |ignore_file|
      abs_ignore_file = env[:root_path].to_s + "/" + ignore_file
      if File.exist?(abs_ignore_file)
        command = command + ["--exclude-from", abs_ignore_file]
      end
    end

    r = Vagrant::Util::Subprocess.execute(*command)
    if r.exit_code != 0
      raise Errors::RsyncError,
        :guestpath => guestpath,
        :hostpath => hostpath,
        :stderr => r.stderr
    end
  end
end