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

Returns a new instance of SyncFolders.



12
13
14
15
 
# File 'lib/vagrant-openstack-plugin/action/sync_folders.rb', line 12

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

Instance Method Details

#call(env) ⇒ Object 



17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
 
# File 'lib/vagrant-openstack-plugin/action/sync_folders.rb', line 17

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

    unless Vagrant::Util::Which.which('rsync')
      @logger.info "please install rsync first"
      break
    end

    hostpath  = File.expand_path(data[:hostpath], env[:root_path])
    #rsync interprets paths with colons as remote locations.
    # "cygdrive" path for cygwin on windows.
    if Vagrant::Util::Platform.windows?
      hostpath = Vagrant::Util::Subprocess.execute("cygpath", "-u", "-a", hostpath).stdout.chomp
    end
    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