Class: VagrantPlugins::Deltacloud::Action::RsyncFolders

Inherits:
Object
  • Object
show all
Defined in:
lib/vagrant-deltacloud-provider/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) ⇒ RsyncFolders

Returns a new instance of RsyncFolders.



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# File 'lib/vagrant-deltacloud-provider/action/sync_folders.rb', line 46

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

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/vagrant-deltacloud-provider/action/sync_folders.rb', line 52

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

  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 |_, 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 = add_cygdrive_prefix_to_path(hostpath)
    end

    env[:ui].info(I18n.t('vagrant_deltacloud.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([]) do |incl, incls|
      incls << '--include'
      incls << incl
    end

    # Rsync over to the guest path using the SSH info. add
    # .hg/ and .git/ to exclude list as that isn't covered in
    # --cvs-exclude
    command = [
      'rsync', '--verbose', '--archive', '-z',
      '--cvs-exclude',
      '--exclude', '.hg/',
      '--exclude', '.git/',
      '--chmod', 'ugo=rwX',
      *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
      command += ['--exclude-from', abs_ignore_file] if File.exist?(abs_ignore_file)
    end

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