Class: VagrantPlugins::GatlingRsync::GatlingRsyncAuto

Inherits:
Object
  • Object
show all
Includes:
Vagrant::Action::Builtin::MixinSyncedFolders
Defined in:
lib/vagrant-gatling-rsync/command/rsync_auto.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.synopsis ⇒ Object 



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# File 'lib/vagrant-gatling-rsync/command/rsync_auto.rb', line 11

def self.synopsis
  "syncs rsync synced folders when folders change"
end

Instance Method Details

#callback(paths, ignores, modified) ⇒ Object

This callback gets called when any directory changes.



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# File 'lib/vagrant-gatling-rsync/command/rsync_auto.rb', line 90

def callback(paths, ignores, modified)
  @logger.info("File change callback called!")
  @logger.info("  - Paths: #{paths.inspect}")
  @logger.info("  - Ignores: #{ignores.inspect}")
  @logger.info("  - Modified: #{modified.inspect}")

  tosync = []
  paths.each do |hostpath, folders|
    # Find out if this path should be synced
    found = catch(:done) do
      modified.each do |changed|
        match = nil
        ignores.each do |ignore|
          next unless match.nil?
          match = ignore.match(changed)
        end

        next unless match.nil?
        throw :done, true if changed.start_with?(hostpath)
      end

      # Make sure to return false if all else fails so that we
      # don't sync to this machine.
      false
    end

    # If it should be synced, store it for later
    tosync << folders if found
  end

  # Sync all the folders that need to be synced
  tosync.each do |folders|
    folders.each do |opts|
      ssh_info = opts[:machine].ssh_info
      VagrantPlugins::SyncedFolderRSync::RsyncHelper.rsync_single(opts[:machine], ssh_info, opts[:opts])
    end
  end
end

#execute ⇒ Object 



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# File 'lib/vagrant-gatling-rsync/command/rsync_auto.rb', line 15

def execute
  @logger = Log4r::Logger.new("vagrant::commands::gatling-rsync-auto")

  opts = OptionParser.new do |o|
    o.banner = "Usage: vagrant gatling-rsync-auto [vm-name]"
    o.separator ""
  end

  # Parse the options and return if we don't have any target.
  argv = parse_options(opts)
  return if !argv

  latency = nil

  # Build up the paths that we need to listen to.
  paths = {}
  ignores = []
  with_target_vms(argv) do |machine|
    latency = machine.config.gatling.latency

    folders = synced_folders(machine)[:rsync]
    next if !folders || folders.empty?

    folders.each do |id, folder_opts|
      # If we marked this folder to not auto sync, then
      # don't do it.
      next if folder_opts.has_key?(:auto) && !folder_opts[:auto]

      hostpath = folder_opts[:hostpath]
      hostpath = File.expand_path(hostpath, machine.env.root_path)
      paths[hostpath] ||= []
      paths[hostpath] << {
        id: id,
        machine: machine,
        opts: folder_opts,
      }

      if folder_opts[:exclude]
        Array(folder_opts[:exclude]).each do |pattern|
          ignores << VagrantPlugins::SyncedFolderRSync::RsyncHelper.exclude_to_regexp(hostpath, pattern.to_s)
        end
      end
    end
  end

  # Output to the user what paths we'll be watching
  paths.keys.sort.each do |path|
    paths[path].each do |path_opts|
      path_opts[:machine].ui.info(I18n.t(
        "vagrant.rsync_auto_path",
        path: path.to_s,
      ))
    end
  end

  @logger.info("Listening to paths: #{paths.keys.sort.inspect}")
  @logger.info("Ignoring #{ignores.length} paths:")
  ignores.each do |ignore|
    @logger.info("  -- #{ignore.to_s}")
  end

  case RUBY_PLATFORM
  when /darwin/
    ListenOSX.new(paths, ignores, latency, @logger, self.method(:callback)).run
  when /linux/
    ListenLinux.new(paths, ignores, latency, @logger, self.method(:callback)).run
  else
    # @TODO: Raise this earlier?
    raise Errors::OnlyOSXLinuxSupportError
  end

  0
end