Add a file provisioner

Add a provisioner which will upload host files and directories to the
guest via the scp channel. This is useful for populating user specific
files into the guest. This is a rename from scpupload to file and updated
against master. [GH-1357]

plugins/provisioners/file/config.rb

@@ -0,0 +1,29 @@
+require "vagrant"
+
+module VagrantPlugins
+  module FileUpload
+    class Config < Vagrant.plugin("2", :config)
+      attr_accessor :source
+      attr_accessor :destination
+
+      def validate(machine)
+        errors = []
+        if !source
+          errors << I18n.t("vagrant.provisioners.file.no_source_file")
+        end
+        if !destination
+          errors << I18n.t("vagrant.provisioners.file.no_dest_file")
+        end
+        if source
+          s = File.expand_path(source)
+          if ! File.exist?(s)
+            errors << I18n.t("vagrant.provisioners.file.path_invalid",
+                              :path => s)
+          end
+        end
+
+        { "File provisioner" => errors }
+      end
+    end
+  end
+end

plugins/provisioners/file/plugin.rb

@@ -0,0 +1,23 @@
+require "vagrant"
+
+module VagrantPlugins
+  module FileUpload
+    class Plugin < Vagrant.plugin("2")
+      name "file"
+      description <<-DESC
+      Provides support for provisioning your virtual machines with
+      uploaded files.
+      DESC
+
+      config(:file, :provisioner) do
+        require File.expand_path("../config", __FILE__)
+        Config
+      end
+
+      provisioner(:file) do
+        require File.expand_path("../provisioner", __FILE__)
+        Provisioner
+      end
+    end
+  end
+end

plugins/provisioners/file/provisioner.rb

@@ -0,0 +1,16 @@
+module VagrantPlugins
+  module FileUpload
+    class Provisioner < Vagrant.plugin("2", :provisioner)
+      def provision
+        @machine.communicate.tap do |comm|
+          # Make sure the remote path exists
+          command = "mkdir -p %s" % File.dirname(config.destination)
+          comm.execute(command) 
+
+          # now upload the file
+          comm.upload(File.expand_path(config.source), config.destination)
+        end
+      end
+    end
+  end
+end

templates/locales/en.yml

@@ -1194,6 +1194,11 @@ en:
           file needs to exist so it can be uploaded to the virtual machine.
         deleting_from_server: "Deleting %{deletable} \"%{name}\" from Chef server..."
 
+      file:
+        no_dest_file: "File destination must be specified."
+        no_source_file: "File source must be specified."
+        path_invalid: "File upload source file %{path} must exist"
+
       puppet:
         not_detected: |-
           The `%{binary}` binary appears to not be in the PATH of the guest. This