Class: VagrantPlugins::OpenStack::Action::SyncFolders

Inherits:
Object
  • Object
show all
Defined in:
lib/vagrant-openstack-plugin/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 



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

def initialize(app, env)
  @app    = app
  @logger = Log4r::Logger.new("vagrant_openstack::action::sync_folders")
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/vagrant-openstack-plugin/action/sync_folders.rb', line 16

def call(env)
  @app.call(env)

  ssh_info = env[:machine].ssh_info

  env[:machine].config.vm.synced_folders.each do |id, data|
    # ignore disabled shared folders
    if data[:disabled]
      @logger.info "Not syncing disabled folder: #{data[:hostpath]} => #{data[:guestpath]}"
      next
    end

    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 !~ /\/$/

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

    # Create the guest path
    # Use sudo only when it is necessary 
    cmd_mkdir = "mkdir -p '#{guestpath}'"
    cmd_chown = "chown #{ssh_info[:username]} '#{guestpath}'"
    if env[:machine].communicate.execute(cmd_mkdir, :error_check => false) != 0 then
      env[:machine].communicate.sudo(cmd_mkdir)
    end
    if env[:machine].communicate.execute(cmd_chown, :error_check => false) != 0 then
      env[:machine].communicate.sudo(cmd_chown)
    end

    #collect rsync excludes specified :rsync_excludes=>['path1',...] in synced_folder options
    excludes = ['.vagrant/', 'Vagrantfile', *Array(data[:rsync_excludes])].uniq

    # Rsync over to the guest path using the SSH info
    if env[:machine].config.ssh.proxy_command
      proxy_cmd = "-o ProxyCommand='#{env[:machine].config.ssh.proxy_command}'"
    else
      proxy_cmd = ''
    end

    # poor workaround for poor ipv6 handling of rsync
    if ssh_info[:host].include? ':'
      user_at_host = "[#{ssh_info[:username]}@#{ssh_info[:host]}]"
    else
      user_at_host = ssh_info[:username] + "@" + ssh_info[:host]
    end

    command = [
      'rsync', '--verbose', '--archive', '-z', '--delete',
      *excludes.map{|e|['--exclude', e]}.flatten,
      '-e', "ssh -p #{ssh_info[:port]} -o StrictHostKeyChecking=no #{proxy_cmd} #{ssh_key_options(ssh_info)}",
      hostpath,
      user_at_host + ":" + guestpath]

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