diff --git a/.gitignore b/.gitignore
index 47b95a67e..801132d2d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -48,3 +48,4 @@ website/docs/Rakefile
 website/www/.sass-cache
 website/www/build
 website/www/Rakefile
+exec/
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3c458fe37..181b8b28c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -32,6 +32,7 @@ IMPROVEMENTS:
       more easily. Vagrant will login for you if you specify auth. [GH-4042]
   - providers/docker: `stop_timeout` can be used to modify the `docker stop`
       timeout. [GH-4504]
+  - provisioners/chef: Automatically install Chef when using a Chef provisioner.
   - synced\_folders/nfs: Won't use `sudo` to write to /etc/exports if there
       are write privileges. [GH-2643]
   - synced\_folders/smb: Credentials from one SMB will be copied to the rest. [GH-4675]
diff --git a/plugins/provisioners/chef/cap/debian/chef_install.rb b/plugins/provisioners/chef/cap/debian/chef_install.rb
new file mode 100644
index 000000000..5bb5f6acb
--- /dev/null
+++ b/plugins/provisioners/chef/cap/debian/chef_install.rb
@@ -0,0 +1,19 @@
+require_relative "../../omnibus"
+
+module VagrantPlugins
+  module Chef
+    module Cap
+      module Debian
+        module ChefInstall
+          def self.chef_install(machine, version, prerelease)
+            machine.communicate.sudo("apt-get update -y -qq")
+            machine.communicate.sudo("apt-get install -y -qq curl")
+
+            command = Omnibus.build_command(version, prerelease)
+            machine.communicate.sudo(command)
+          end
+        end
+      end
+    end
+  end
+end
diff --git a/plugins/provisioners/chef/cap/linux/chef_installed.rb b/plugins/provisioners/chef/cap/linux/chef_installed.rb
new file mode 100644
index 000000000..aa891c541
--- /dev/null
+++ b/plugins/provisioners/chef/cap/linux/chef_installed.rb
@@ -0,0 +1,22 @@
+module VagrantPlugins
+  module Chef
+    module Cap
+      module Linux
+        module ChefInstalled
+          # Check if Chef is installed at the given version.
+          # @return [true, false]
+          def self.chef_installed(machine, version)
+            knife = "/opt/chef/bin/knife"
+            command = "test -x #{knife}"
+
+            if version != :latest
+              command << "&& #{knife} --version | grep 'Chef: #{version}'"
+            end
+
+            machine.communicate.test(command, sudo: true)
+          end
+        end
+      end
+    end
+  end
+end
diff --git a/plugins/provisioners/chef/cap/redhat/chef_install.rb b/plugins/provisioners/chef/cap/redhat/chef_install.rb
new file mode 100644
index 000000000..49db9bf9c
--- /dev/null
+++ b/plugins/provisioners/chef/cap/redhat/chef_install.rb
@@ -0,0 +1,18 @@
+require_relative "../../omnibus"
+
+module VagrantPlugins
+  module Chef
+    module Cap
+      module Redhat
+        module ChefInstall
+          def self.chef_install(machine, version, prerelease)
+            machine.communicate.sudo("yum install -y -q curl")
+
+            command = Omnibus.build_command(version, prerelease)
+            machine.communicate.sudo(command)
+          end
+        end
+      end
+    end
+  end
+end
diff --git a/plugins/provisioners/chef/config/base.rb b/plugins/provisioners/chef/config/base.rb
index ae63a4522..37124ad3f 100644
--- a/plugins/provisioners/chef/config/base.rb
+++ b/plugins/provisioners/chef/config/base.rb
@@ -6,134 +6,98 @@ module VagrantPlugins
       class Base < Vagrant.plugin("2", :config)
         extend Vagrant::Util::Counter
 
-        attr_accessor :arguments
-        attr_accessor :attempts
+        # The path to Chef's bin/ directory.
+        # @return [String]
         attr_accessor :binary_path
+
+        # Arbitrary environment variables to set before running the Chef
+        # provisioner command.
+        # @return [String]
         attr_accessor :binary_env
-        attr_accessor :custom_config_path
-        attr_accessor :encrypted_data_bag_secret_key_path
-        attr_accessor :environment
-        attr_accessor :formatter
-        attr_accessor :http_proxy
-        attr_accessor :http_proxy_user
-        attr_accessor :http_proxy_pass
-        attr_accessor :https_proxy
-        attr_accessor :https_proxy_user
-        attr_accessor :https_proxy_pass
-        attr_accessor :json
+
+        # Install Chef on the system if it does not exist. Default is true.
+        # This is a trinary attribute (it can have three values):
+        #
+        # - true (bool) install Chef
+        # - false (bool) do not install Chef
+        # - "force" (string) install Chef, even if it is already installed at
+        #   the proper version
+        #
+        # @return [true, false, String]
+        attr_accessor :install
+
+        # The Chef log level. See the Chef docs for acceptable values.
+        # @return [String, Symbol]
         attr_accessor :log_level
-        attr_accessor :no_proxy
-        attr_accessor :node_name
-        attr_accessor :provisioning_path
-        attr_accessor :run_list
-        attr_accessor :file_cache_path
-        attr_accessor :file_backup_path
-        attr_accessor :verbose_logging
+
+        # Install a prerelease version of Chef.
+        # @return [true, false]
+        attr_accessor :prerelease
+
+        # The version of Chef to install. If Chef is already installed on the
+        # system, the installed version is compared with the requested version.
+        # If they match, no action is taken. If they do not match, version of
+        # the value specified in this attribute will be installed over top of
+        # the existing version (a warning will be displayed).
+        #
+        # You can also specify "latest" (default), which will install the latest
+        # version of Chef on the system. In this case, Chef will use whatever
+        # version is on the system. To force the newest version of Chef to be
+        # installed on every provision, set the {#install} option to "force".
+        #
+        # @return [String]
+        attr_accessor :version
 
         def initialize
           super
 
-          @arguments         = UNSET_VALUE
-          @attempts          = UNSET_VALUE
-          @binary_path       = UNSET_VALUE
-          @binary_env        = UNSET_VALUE
-          @custom_config_path = UNSET_VALUE
-          @encrypted_data_bag_secret_key_path = UNSET_VALUE
-          @environment       = UNSET_VALUE
-          @formatter         = UNSET_VALUE
-          @http_proxy        = UNSET_VALUE
-          @http_proxy_user   = UNSET_VALUE
-          @http_proxy_pass   = UNSET_VALUE
-          @https_proxy       = UNSET_VALUE
-          @https_proxy_user  = UNSET_VALUE
-          @https_proxy_pass  = UNSET_VALUE
-          @log_level         = UNSET_VALUE
-          @no_proxy          = UNSET_VALUE
-          @node_name         = UNSET_VALUE
-          @provisioning_path = UNSET_VALUE
-          @file_cache_path   = UNSET_VALUE
-          @file_backup_path  = UNSET_VALUE
-          @verbose_logging   = UNSET_VALUE
-
-          @json              = {}
-          @run_list          = []
-        end
-
-        def encrypted_data_bag_secret=(value)
-          puts "DEPRECATION: Chef encrypted_data_bag_secret has no effect anymore."
-          puts "Remove this from your Vagrantfile since it'll be removed in the next"
-          puts "Vagrant version."
+          @binary_path = UNSET_VALUE
+          @binary_env  = UNSET_VALUE
+          @install     = UNSET_VALUE
+          @log_level   = UNSET_VALUE
+          @prerelease  = UNSET_VALUE
+          @version     = UNSET_VALUE
         end
 
         def finalize!
-          @arguments         = nil if @arguments == UNSET_VALUE
-          @attempts          = 1 if @attempts == UNSET_VALUE
-          @binary_path       = nil if @binary_path == UNSET_VALUE
-          @binary_env        = nil if @binary_env == UNSET_VALUE
-          @custom_config_path = nil if @custom_config_path == UNSET_VALUE
-          @environment       = nil if @environment == UNSET_VALUE
-          @formatter         = nil if @formatter == UNSET_VALUE
-          @http_proxy        = nil if @http_proxy == UNSET_VALUE
-          @http_proxy_user   = nil if @http_proxy_user == UNSET_VALUE
-          @http_proxy_pass   = nil if @http_proxy_pass == UNSET_VALUE
-          @https_proxy       = nil if @https_proxy == UNSET_VALUE
-          @https_proxy_user  = nil if @https_proxy_user == UNSET_VALUE
-          @https_proxy_pass  = nil if @https_proxy_pass == UNSET_VALUE
-          @log_level         = :info if @log_level == UNSET_VALUE
-          @no_proxy          = nil if @no_proxy == UNSET_VALUE
-          @node_name         = nil if @node_name == UNSET_VALUE
-          @provisioning_path = nil if @provisioning_path == UNSET_VALUE
-          @file_backup_path  = "/var/chef/backup" if @file_backup_path == UNSET_VALUE
-          @file_cache_path   = "/var/chef/cache" if @file_cache_path == UNSET_VALUE
-          @verbose_logging   = false if @verbose_logging == UNSET_VALUE
+          @binary_path = nil     if @binary_path == UNSET_VALUE
+          @binary_env  = nil     if @binary_env == UNSET_VALUE
+          @install     = true    if @install == UNSET_VALUE
+          @log_level   = :info   if @log_level == UNSET_VALUE
+          @prerelease  = false   if @prerelease == UNSET_VALUE
+          @version     = :latest if @version == UNSET_VALUE
 
-          if @encrypted_data_bag_secret_key_path == UNSET_VALUE
-            @encrypted_data_bag_secret_key_path = nil
+          # Make sure the install is a symbol if it's not a boolean
+          if @install.respond_to?(:to_sym)
+            @install = @install.to_sym
+          end
+
+          # Make sure the version is a symbol if it's not a boolean
+          if @version.respond_to?(:to_sym)
+            @version = @version.to_sym
           end
 
           # Make sure the log level is a symbol
           @log_level = @log_level.to_sym
-
-          # Set the default provisioning path to be a unique path in /tmp
-          if !@provisioning_path
-            counter = self.class.get_and_update_counter(:chef_config)
-            @provisioning_path = "/tmp/vagrant-chef-#{counter}"
-          end
         end
 
-        def merge(other)
-          super.tap do |result|
-            result.instance_variable_set(:@json, @json.merge(other.json))
-            result.instance_variable_set(:@run_list, (@run_list + other.run_list))
-          end
-        end
-
-        # Just like the normal configuration "validate" method except that
-        # it returns an array of errors that should be merged into some
-        # other error accumulator.
+        # Like validate, but returns a list of errors to append.
+        #
+        # @return [Array<String>]
         def validate_base(machine)
           errors = _detected_errors
 
-          if @custom_config_path
-            expanded = File.expand_path(@custom_config_path, machine.env.root_path)
-            if !File.file?(expanded)
-              errors << I18n.t("vagrant.config.chef.custom_config_path_missing")
-            end
+          if missing?(log_level)
+            errors << I18n.t("vagrant.provisioners.chef.log_level_empty")
           end
 
           errors
         end
 
-        # Adds a recipe to the run list
-        def add_recipe(name)
-          name = "recipe[#{name}]" unless name =~ /^recipe\[(.+?)\]$/
-            run_list << name
-        end
-
-        # Adds a role to the run list
-        def add_role(name)
-          name = "role[#{name}]" unless name =~ /^role\[(.+?)\]$/
-            run_list << name
+        # Determine if the given string is "missing" (blank)
+        # @return [true, false]
+        def missing?(obj)
+          obj.to_s.strip.empty?
         end
       end
     end
diff --git a/plugins/provisioners/chef/config/base_runner.rb b/plugins/provisioners/chef/config/base_runner.rb
new file mode 100644
index 000000000..334c9b739
--- /dev/null
+++ b/plugins/provisioners/chef/config/base_runner.rb
@@ -0,0 +1,137 @@
+require "vagrant/util/counter"
+
+require_relative "base"
+
+module VagrantPlugins
+  module Chef
+    module Config
+      # This is the config base for Chef provisioners that need a full Chef
+      # Runner object, like chef-solo or chef-client. For provisioners like
+      # chef-apply, these options are not valid
+      class BaseRunner < Base
+        attr_accessor :arguments
+        attr_accessor :attempts
+        attr_accessor :custom_config_path
+        attr_accessor :encrypted_data_bag_secret_key_path
+        attr_accessor :environment
+        attr_accessor :formatter
+        attr_accessor :http_proxy
+        attr_accessor :http_proxy_user
+        attr_accessor :http_proxy_pass
+        attr_accessor :https_proxy
+        attr_accessor :https_proxy_user
+        attr_accessor :https_proxy_pass
+        attr_accessor :json
+        attr_accessor :no_proxy
+        attr_accessor :node_name
+        attr_accessor :provisioning_path
+        attr_accessor :run_list
+        attr_accessor :file_cache_path
+        attr_accessor :file_backup_path
+        attr_accessor :verbose_logging
+
+        def initialize
+          super
+
+          @arguments          = UNSET_VALUE
+          @attempts           = UNSET_VALUE
+          @custom_config_path = UNSET_VALUE
+
+          # /etc/chef/client.rb config options
+          @encrypted_data_bag_secret_key_path = UNSET_VALUE
+          @environment        = UNSET_VALUE
+          @formatter          = UNSET_VALUE
+          @http_proxy         = UNSET_VALUE
+          @http_proxy_user    = UNSET_VALUE
+          @http_proxy_pass    = UNSET_VALUE
+          @https_proxy        = UNSET_VALUE
+          @https_proxy_user   = UNSET_VALUE
+          @https_proxy_pass   = UNSET_VALUE
+          @no_proxy           = UNSET_VALUE
+          @node_name          = UNSET_VALUE
+          @provisioning_path  = UNSET_VALUE
+          @file_cache_path    = UNSET_VALUE
+          @file_backup_path   = UNSET_VALUE
+          @verbose_logging    = UNSET_VALUE
+
+          # Runner options
+          @json     = {}
+          @run_list = []
+        end
+
+        def encrypted_data_bag_secret=(value)
+          puts "DEPRECATION: Chef encrypted_data_bag_secret has no effect anymore."
+          puts "Remove this from your Vagrantfile since it'll be removed in the next"
+          puts "Vagrant version."
+        end
+
+        def finalize!
+          super
+
+          @arguments          = nil if @arguments == UNSET_VALUE
+          @attempts           = 1   if @attempts == UNSET_VALUE
+          @custom_config_path = nil if @custom_config_path == UNSET_VALUE
+          @environment        = nil if @environment == UNSET_VALUE
+          @formatter          = nil if @formatter == UNSET_VALUE
+          @http_proxy         = nil if @http_proxy == UNSET_VALUE
+          @http_proxy_user    = nil if @http_proxy_user == UNSET_VALUE
+          @http_proxy_pass    = nil if @http_proxy_pass == UNSET_VALUE
+          @https_proxy        = nil if @https_proxy == UNSET_VALUE
+          @https_proxy_user   = nil if @https_proxy_user == UNSET_VALUE
+          @https_proxy_pass   = nil if @https_proxy_pass == UNSET_VALUE
+          @no_proxy           = nil if @no_proxy == UNSET_VALUE
+          @node_name          = nil if @node_name == UNSET_VALUE
+          @provisioning_path  = nil if @provisioning_path == UNSET_VALUE
+          @file_backup_path   = "/var/chef/backup" if @file_backup_path == UNSET_VALUE
+          @file_cache_path    = "/var/chef/cache"  if @file_cache_path == UNSET_VALUE
+          @verbose_logging    = false if @verbose_logging == UNSET_VALUE
+
+          if @encrypted_data_bag_secret_key_path == UNSET_VALUE
+            @encrypted_data_bag_secret_key_path = nil
+          end
+
+          # Set the default provisioning path to be a unique path in /tmp
+          if !@provisioning_path
+            counter = self.class.get_and_update_counter(:chef_config)
+            @provisioning_path = "/tmp/vagrant-chef-#{counter}"
+          end
+        end
+
+        def merge(other)
+          super.tap do |result|
+            result.instance_variable_set(:@json, @json.merge(other.json))
+            result.instance_variable_set(:@run_list, (@run_list + other.run_list))
+          end
+        end
+
+        # Just like the normal configuration "validate" method except that
+        # it returns an array of errors that should be merged into some
+        # other error accumulator.
+        def validate_base(machine)
+          errors = super
+
+          if @custom_config_path
+            expanded = File.expand_path(@custom_config_path, machine.env.root_path)
+            if !File.file?(expanded)
+              errors << I18n.t("vagrant.config.chef.custom_config_path_missing")
+            end
+          end
+
+          errors
+        end
+
+        # Adds a recipe to the run list
+        def add_recipe(name)
+          name = "recipe[#{name}]" unless name =~ /^recipe\[(.+?)\]$/
+            run_list << name
+        end
+
+        # Adds a role to the run list
+        def add_role(name)
+          name = "role[#{name}]" unless name =~ /^role\[(.+?)\]$/
+            run_list << name
+        end
+      end
+    end
+  end
+end
diff --git a/plugins/provisioners/chef/config/chef_apply.rb b/plugins/provisioners/chef/config/chef_apply.rb
index abcd8ea6e..9f313b790 100644
--- a/plugins/provisioners/chef/config/chef_apply.rb
+++ b/plugins/provisioners/chef/config/chef_apply.rb
@@ -1,9 +1,9 @@
+require_relative "base"
+
 module VagrantPlugins
   module Chef
     module Config
-      class ChefApply < Vagrant.plugin("2", :config)
-        extend Vagrant::Util::Counter
-
+      class ChefApply < Base
         # The raw recipe text (as a string) to execute via chef-apply.
         # @return [String]
         attr_accessor :recipe
@@ -13,25 +13,17 @@ module VagrantPlugins
         # @return [String]
         attr_accessor :upload_path
 
-        # The Chef log level.
-        # @return [String]
-        attr_accessor :log_level
-
         def initialize
-          @recipe  = UNSET_VALUE
+          super
 
-          @log_level   = UNSET_VALUE
+          @recipe      = UNSET_VALUE
           @upload_path = UNSET_VALUE
         end
 
         def finalize!
-          @recipe = nil if @recipe == UNSET_VALUE
+          super
 
-          if @log_level == UNSET_VALUE
-            @log_level = :info
-          else
-            @log_level = @log_level.to_sym
-          end
+          @recipe = nil if @recipe == UNSET_VALUE
 
           if @upload_path == UNSET_VALUE
             counter = self.class.get_and_update_counter(:chef_apply)
@@ -40,28 +32,18 @@ module VagrantPlugins
         end
 
         def validate(machine)
-          errors = _detected_errors
+          errors = validate_base(machine)
 
-          if missing(recipe)
+          if missing?(recipe)
             errors << I18n.t("vagrant.provisioners.chef.recipe_empty")
           end
 
-          if missing(log_level)
-            errors << I18n.t("vagrant.provisioners.chef.log_level_empty")
-          end
-
-          if missing(upload_path)
+          if missing?(upload_path)
             errors << I18n.t("vagrant.provisioners.chef.upload_path_empty")
           end
 
           { "chef apply provisioner" => errors }
         end
-
-        # Determine if the given string is "missing" (blank)
-        # @return [true, false]
-        def missing(obj)
-          obj.to_s.strip.empty?
-        end
       end
     end
   end
diff --git a/plugins/provisioners/chef/config/chef_client.rb b/plugins/provisioners/chef/config/chef_client.rb
index 3f9ce3fe8..7d4f4d27a 100644
--- a/plugins/provisioners/chef/config/chef_client.rb
+++ b/plugins/provisioners/chef/config/chef_client.rb
@@ -1,16 +1,33 @@
 require "vagrant/util/which"
 
-require_relative "base"
+require_relative "base_runner"
 
 module VagrantPlugins
   module Chef
     module Config
-      class ChefClient < Base
+      class ChefClient < BaseRunner
+        # The URL endpoint to the Chef Server.
+        # @return [String]
         attr_accessor :chef_server_url
+
+        # The path on disk to the Chef client key,
+        # @return [String]
         attr_accessor :client_key_path
+
+        # Delete the client key when the VM is destroyed. Default is false.
+        # @return [true, false]
         attr_accessor :delete_client
+
+        # Delete the node when the VM is destroyed. Default is false.
+        # @return [true, false]
         attr_accessor :delete_node
+
+        # The path to the validation key on disk.
+        # @return [String]
         attr_accessor :validation_key_path
+
+        # The name of the validation client.
+        # @return [String]
         attr_accessor :validation_client_name
 
         def initialize
@@ -36,8 +53,7 @@ module VagrantPlugins
         end
 
         def validate(machine)
-          errors = _detected_errors
-          errors.concat(validate_base(machine))
+          errors = validate_base(machine)
 
           if chef_server_url.to_s.strip.empty?
             errors << I18n.t("vagrant.config.chef.server_url_empty")
diff --git a/plugins/provisioners/chef/config/chef_solo.rb b/plugins/provisioners/chef/config/chef_solo.rb
index 524596962..ee4a2ac2e 100644
--- a/plugins/provisioners/chef/config/chef_solo.rb
+++ b/plugins/provisioners/chef/config/chef_solo.rb
@@ -1,25 +1,60 @@
-require_relative "base"
+require_relative "base_runner"
 
 module VagrantPlugins
   module Chef
     module Config
-      class ChefSolo < Base
+      class ChefSolo < BaseRunner
+        # The path on disk where Chef cookbooks are stored.
+        # Default is "cookbooks".
+        # @return [String]
         attr_accessor :cookbooks_path
+
+        # The path where data bags are stored on disk.
+        # @return [String]
         attr_accessor :data_bags_path
+
+        # The path where environments are stored on disk.
+        # @return [String]
         attr_accessor :environments_path
+
+        # A URL download a remote recipe from. Note: you should use chef-apply
+        # instead.
+        #
+        # @deprecated
+        #
+        # @return [String]
         attr_accessor :recipe_url
+
+        # The path where roles are stored on disk.
+        # @return [String]
         attr_accessor :roles_path
+
+        # The type of synced folders to use.
+        # @return [String]
         attr_accessor :synced_folder_type
 
         def initialize
           super
 
-          @cookbooks_path            = UNSET_VALUE
-          @data_bags_path            = UNSET_VALUE
-          @environments_path         = UNSET_VALUE
-          @recipe_url                = UNSET_VALUE
-          @roles_path                = UNSET_VALUE
-          @synced_folder_type        = UNSET_VALUE
+          @cookbooks_path      = UNSET_VALUE
+          @data_bags_path      = UNSET_VALUE
+          @environments_path   = UNSET_VALUE
+          @recipe_url          = UNSET_VALUE
+          @roles_path          = UNSET_VALUE
+          @synced_folder_type  = UNSET_VALUE
+        end
+
+        # @deprecated This is deprecated in Chef and will be removed in Chef 12.
+        def recipe_url=(value)
+          puts "DEPRECATION: The 'recipe_url' setting for the Chef Solo"
+          puts "provisioner is deprecated. This value will be removed in"
+          puts "Chef 12. It is recommended you use the Chef Apply provisioner"
+          puts "instead. The 'recipe_url' setting will be removed in the next"
+          puts "version of Vagrant."
+
+          if value
+            @recipe_url = value
+          end
         end
 
         def nfs=(value)
@@ -63,8 +98,7 @@ module VagrantPlugins
         end
 
         def validate(machine)
-          errors = _detected_errors
-          errors.concat(validate_base(machine))
+          errors = validate_base(machine)
 
           if [cookbooks_path].flatten.compact.empty?
             errors << I18n.t("vagrant.config.chef.cookbooks_path_empty")
diff --git a/plugins/provisioners/chef/installer.rb b/plugins/provisioners/chef/installer.rb
new file mode 100644
index 000000000..e8b08f10d
--- /dev/null
+++ b/plugins/provisioners/chef/installer.rb
@@ -0,0 +1,45 @@
+module VagrantPlugins
+  module Chef
+    class Installer
+      def initialize(machine, options = {})
+        @machine    = machine
+        @version    = options.fetch(:version, :latest)
+        @prerelease = options.fetch(:prerelease, :latest)
+        @force      = options.fetch(:force, false)
+      end
+
+      # This handles verifying the Chef installation, installing it if it was
+      # requested, and so on. This method will raise exceptions if things are
+      # wrong.
+      def ensure_installed
+        # If the guest cannot check if Chef is installed, just exit printing a
+        # warning...
+        if !@machine.guest.capability?(:chef_installed)
+          @machine.ui.warn(I18n.t("vagrant.chef_cant_detect"))
+          return
+        end
+
+        if !should_install_chef?
+          @machine.ui.info(I18n.t("vagrant.chef_already_installed",
+            version: @version.to_s))
+          return
+        end
+
+        @machine.ui.detail(I18n.t("vagrant.chef_installing",
+          version: @version.to_s))
+        @machine.guest.capability(:chef_install, @version, @prerelease)
+
+        if !@machine.guest.capability(:chef_installed, @version)
+          raise Provisioner::Base::ChefError, :install_failed
+        end
+      end
+
+      # Determine if Chef should be installed. Chef is installed if the "force"
+      # option is given or if the guest does not have Chef installed at the
+      # proper version.
+      def should_install_chef?
+        @force || !@machine.guest.capability(:chef_installed, @version)
+      end
+    end
+  end
+end
diff --git a/plugins/provisioners/chef/omnibus.rb b/plugins/provisioners/chef/omnibus.rb
new file mode 100644
index 000000000..db62b4fdc
--- /dev/null
+++ b/plugins/provisioners/chef/omnibus.rb
@@ -0,0 +1,28 @@
+module VagrantPlugins
+  module Chef
+    module Omnibus
+      OMNITRUCK = "https://www.getchef.com/chef/install.sh".freeze
+
+      # Read more about the Omnibus installer here:
+      # https://docs.getchef.com/install_omnibus.html
+      def build_command(version, prerelease = false)
+        command = "curl -sL #{OMNITRUCK} | sudo bash"
+
+        if prerelease || version != :latest
+          command << " -s --"
+        end
+
+        if prerelease
+          command << " -p"
+        end
+
+        if version != :latest
+          command << " -v \"#{version}\""
+        end
+
+        command
+      end
+      module_function :build_command
+    end
+  end
+end
diff --git a/plugins/provisioners/chef/plugin.rb b/plugins/provisioners/chef/plugin.rb
index 343a82018..b2fb5cef5 100644
--- a/plugins/provisioners/chef/plugin.rb
+++ b/plugins/provisioners/chef/plugin.rb
@@ -52,6 +52,21 @@ module VagrantPlugins
         require_relative "provisioner/chef_zero"
         Provisioner::ChefZero
       end
+
+      guest_capability(:linux, :chef_installed) do
+        require_relative "cap/linux/chef_installed"
+        Cap::Linux::ChefInstalled
+      end
+
+      guest_capability(:debian, :chef_install) do
+        require_relative "cap/debian/chef_install"
+        Cap::Debian::ChefInstall
+      end
+
+      guest_capability(:redhat, :chef_install) do
+        require_relative "cap/redhat/chef_install"
+        Cap::Redhat::ChefInstall
+      end
     end
   end
 end
diff --git a/plugins/provisioners/chef/provisioner/base.rb b/plugins/provisioners/chef/provisioner/base.rb
index a891b1251..81f8c6e48 100644
--- a/plugins/provisioners/chef/provisioner/base.rb
+++ b/plugins/provisioners/chef/provisioner/base.rb
@@ -2,6 +2,8 @@ require 'tempfile'
 
 require "vagrant/util/template_renderer"
 
+require_relative "../installer"
+
 module VagrantPlugins
   module Chef
     module Provisioner
@@ -13,6 +15,24 @@ module VagrantPlugins
           error_namespace("vagrant.provisioners.chef")
         end
 
+        def initialize(machine, config)
+          super
+
+          @logger = Log4r::Logger.new("vagrant::provisioners::chef")
+        end
+
+        def install_chef
+          return if !config.install
+
+          @logger.info("Checking for Chef installation...")
+          installer = Installer.new(@machine,
+            force:      config.install == :force,
+            version:    config.version,
+            prerelease: config.prerelease,
+          )
+          installer.ensure_installed
+        end
+
         def verify_binary(binary)
           # Checks for the existence of chef binary and error if it
           # doesn't exist.
@@ -20,7 +40,8 @@ module VagrantPlugins
             "which #{binary}",
             error_class: ChefError,
             error_key: :chef_not_detected,
-            binary: binary)
+            binary: binary,
+          )
         end
 
         # This returns the command to run Chef for the given client
diff --git a/plugins/provisioners/chef/provisioner/chef_apply.rb b/plugins/provisioners/chef/provisioner/chef_apply.rb
index 04029f1a7..ed857c3b3 100644
--- a/plugins/provisioners/chef/provisioner/chef_apply.rb
+++ b/plugins/provisioners/chef/provisioner/chef_apply.rb
@@ -1,13 +1,18 @@
 require "tempfile"
 
+require_relative "base"
+
 module VagrantPlugins
   module Chef
     module Provisioner
-      class ChefApply < Vagrant.plugin("2", :provisioner)
+      class ChefApply < Base
         def provision
+          install_chef
+          verify_binary(chef_binary_path("chef-apply"))
+
           command = "chef-apply"
-          command << " --log-level #{config.log_level}"
-          command << " #{config.upload_path}"
+          command << " \"#{target_recipe_path}\""
+          command << " --log_level #{config.log_level}"
 
           user = @machine.ssh_info[:username]
 
@@ -18,7 +23,7 @@ module VagrantPlugins
           # Upload the recipe
           upload_recipe
 
-          @machine.ui.info(I18n.t("vagrant.provisioners.chef.running_chef_apply",
+          @machine.ui.info(I18n.t("vagrant.provisioners.chef.running_apply",
             script: config.path)
           )
 
@@ -34,6 +39,12 @@ module VagrantPlugins
           end
         end
 
+        # The destination (on the guest) where the recipe will live
+        # @return [String]
+        def target_recipe_path
+          File.join(config.upload_path, "recipe.rb")
+        end
+
         # Write the raw recipe contents to a tempfile and upload that to the
         # machine.
         def upload_recipe
@@ -43,8 +54,7 @@ module VagrantPlugins
           file.rewind
 
           # Upload the tempfile to the guest
-          destination = File.join(config.upload_path, "recipe.rb")
-          @machine.communicate.upload(file.path, destination)
+          @machine.communicate.upload(file.path, target_recipe_path)
         ensure
           # Delete our template
           file.close
diff --git a/plugins/provisioners/chef/provisioner/chef_client.rb b/plugins/provisioners/chef/provisioner/chef_client.rb
index 9b0c2341f..5824f56be 100644
--- a/plugins/provisioners/chef/provisioner/chef_client.rb
+++ b/plugins/provisioners/chef/provisioner/chef_client.rb
@@ -18,6 +18,7 @@ module VagrantPlugins
         end
 
         def provision
+          install_chef
           verify_binary(chef_binary_path("chef-client"))
           chown_provisioning_folder
           create_client_key_folder
diff --git a/plugins/provisioners/chef/provisioner/chef_solo.rb b/plugins/provisioners/chef/provisioner/chef_solo.rb
index a8c1e84d3..d05794f18 100644
--- a/plugins/provisioners/chef/provisioner/chef_solo.rb
+++ b/plugins/provisioners/chef/provisioner/chef_solo.rb
@@ -35,6 +35,7 @@ module VagrantPlugins
         end
 
         def provision
+          install_chef
           # Verify that the proper shared folders exist.
           check = []
           @shared_folders.each do |type, local_path, remote_path|
diff --git a/templates/commands/init/Vagrantfile.erb b/templates/commands/init/Vagrantfile.erb
index 139797dfa..710e61664 100644
--- a/templates/commands/init/Vagrantfile.erb
+++ b/templates/commands/init/Vagrantfile.erb
@@ -89,14 +89,42 @@ Vagrant.configure(2) do |config|
   #   puppet.manifest_file  = "default.pp"
   # end
 
-  # Enable provisioning with chef solo, specifying a cookbooks path, roles
+  # Enable provisioning with Chef Solo, specifying a cookbooks path, roles
   # path, and data_bags path (all relative to this Vagrantfile), and adding
   # some recipes and/or roles.
   #
   # config.vm.provision "chef_solo" do |chef|
-  #   chef.cookbooks_path = "../my-recipes/cookbooks"
-  #   chef.roles_path = "../my-recipes/roles"
-  #   chef.data_bags_path = "../my-recipes/data_bags"
+  #   chef.cookbooks_path = "~/chef/cookbooks"
+  #   chef.roles_path     = "~/chef/roles"
+  #   chef.data_bags_path = "~/chef/data_bags"
+  #
+  #   chef.add_recipe "mysql"
+  #   chef.add_role "web"
+  #
+  #   chef.json = { mysql_password: "foo" }
+  # end
+  #
+  # Chef Solo will automatically install the latest version of Chef for you.
+  # This can be configured in the provisioner block:
+  #
+  # config.vm.provision "chef_solo" do |chef|
+  #   chef.version = "11.16.4"
+  # end
+  #
+  # Alternative you can disable the installation of Chef entirely:
+  #
+  # config.vm.provision "chef_solo" do |chef|
+  #   chef.install = false
+  # end
+
+  # Enable provisioning with Chef Zero. The Chef Zero provisioner accepts the
+  # exact same parameter as the Chef Solo provisioner:
+  #
+  # config.vm.provision "chef_zero" do |chef|
+  #   chef.cookbooks_path = "~/chef/cookbooks"
+  #   chef.roles_path     = "~/chef/roles"
+  #   chef.data_bags_path = "~/chef/data_bags"
+  #
   #   chef.add_recipe "mysql"
   #   chef.add_role "web"
   #
@@ -104,10 +132,10 @@ Vagrant.configure(2) do |config|
   #   chef.json = { mysql_password: "foo" }
   # end
 
-  # Enable provisioning with chef server, specifying the chef server URL,
+  # Enable provisioning with Chef Server, specifying the chef server URL,
   # and the path to the validation key (relative to this Vagrantfile).
   #
-  # The Opscode Platform uses HTTPS. Substitute your organization for
+  # The Hosted Chef platform uses HTTPS. Substitute your organization for
   # ORGNAME in the URL and validation key.
   #
   # If you have your own Chef Server, use the appropriate URL, which may be
@@ -115,15 +143,44 @@ Vagrant.configure(2) do |config|
   # validation key to validation.pem.
   #
   # config.vm.provision "chef_client" do |chef|
-  #   chef.chef_server_url = "https://api.opscode.com/organizations/ORGNAME"
+  #   chef.chef_server_url     = "https://api.opscode.com/organizations/ORGNAME"
   #   chef.validation_key_path = "ORGNAME-validator.pem"
   # end
   #
-  # If you're using the Opscode platform, your validator client is
+  # If you're using the Hosted Chef platform, your validator client is
   # ORGNAME-validator, replacing ORGNAME with your organization name.
   #
   # If you have your own Chef Server, the default validation client name is
   # chef-validator, unless you changed the configuration.
   #
   #   chef.validation_client_name = "ORGNAME-validator"
+  #
+  # Chef Client will automatically install the latest version of Chef for you.
+  # This can be configured in the provisioner block:
+  #
+  # config.vm.provision "chef_client" do |chef|
+  #   chef.version = "11.16.4"
+  # end
+  #
+  # Alternative you can disable the installation of Chef entirely:
+  #
+  # config.vm.provision "chef_client" do |chef|
+  #   chef.install = false
+  # end
+
+  # Enable provisioning with Chef Apply, specifying an inline recipe to execute
+  # on the target system.
+  #
+  # config.vm.provision "chef_apply" do |chef|
+  #   chef.recipe = <<-RECIPE
+  #     package "curl"
+  #   RECIPE
+  # end
+  #
+  # Chef Apply will automatically install the latest version of Chef for you.
+  # This can be configured in the provisioner block:
+  #
+  # config.vm.provision "chef_apply" do |chef|
+  #   chef.version = "11.16.4"
+  # end
 end
diff --git a/templates/locales/en.yml b/templates/locales/en.yml
index 617cc3b43..81365587d 100644
--- a/templates/locales/en.yml
+++ b/templates/locales/en.yml
@@ -87,6 +87,14 @@ en:
       CFEngine running in "single run" mode. Will execute one file.
     cfengine_single_run_execute: |-
       Executing run file for CFEngine...
+    chef_cant_detect: |-
+      Vagrant does not support detecting whether Chef is installed
+      for the guest OS running in the machine. Vagrant will assume it is
+      installed and attempt to continue.
+    chef_already_installed: |-
+      Detected Chef (%{version}) is already installed
+    chef_installing: |-
+      Installing Chef (%{version})...
     chef_client_cleanup_failed: |-
       Cleaning up the '%{deletable}' for Chef failed. The stdout and
       stderr are shown below. Vagrant will continue destroying the machine,
@@ -1754,6 +1762,16 @@ en:
           "The cookbook path '%{path}' doesn't exist. Ignoring..."
         json: "Generating chef JSON and uploading..."
         client_key_folder: "Creating folder to hold client key..."
+        install_failed: |-
+          Vagrant could not detect Chef on the guest! Even after Vagrant
+          attempted to install Chef, it could still not find Chef on the system.
+          Please make sure you are connected to the Internet and can access
+          Chef's package distribution servers. If you already have Chef
+          installed on this guest, you can disable the automatic Chef detection
+          by setting the 'install' option in the Chef configuration section of
+          your Vagrantfile:
+
+              chef.install = false
         log_level_empty: |-
           The Chef provisioner requires a log level. If you did not set a
           log level, this is probably a bug and should be reported.
@@ -1765,7 +1783,7 @@ en:
           guest.
         running_client: "Running chef-client..."
         running_client_again: "Running chef-client again (failed to converge)..."
-        running_client_apply: "Running chef-apply..."
+        running_apply: "Running chef-apply..."
         running_solo: "Running chef-solo..."
         running_solo_again: "Running chef-solo again (failed to converge)..."
         missing_shared_folders: |-
diff --git a/test/unit/plugins/provisioners/chef/config/base_runner_test.rb b/test/unit/plugins/provisioners/chef/config/base_runner_test.rb
new file mode 100644
index 000000000..591ec743e
--- /dev/null
+++ b/test/unit/plugins/provisioners/chef/config/base_runner_test.rb
@@ -0,0 +1,255 @@
+require_relative "../../../../base"
+
+require Vagrant.source_root.join("plugins/provisioners/chef/config/base_runner")
+
+describe VagrantPlugins::Chef::Config::BaseRunner do
+  include_context "unit"
+
+  subject { described_class.new }
+
+  let(:machine) { double("machine") }
+
+  describe "#arguments" do
+    it "defaults to nil" do
+      subject.finalize!
+      expect(subject.arguments).to be(nil)
+    end
+  end
+
+  describe "#attempts" do
+    it "defaults to 1" do
+      subject.finalize!
+      expect(subject.attempts).to eq(1)
+    end
+  end
+
+  describe "#custom_config_path" do
+    it "defaults to nil" do
+      subject.finalize!
+      expect(subject.custom_config_path).to be(nil)
+    end
+  end
+
+  describe "#environment" do
+    it "defaults to nil" do
+      subject.finalize!
+      expect(subject.environment).to be(nil)
+    end
+  end
+
+  describe "#encrypted_data_bag_secret_key_path" do
+    it "defaults to nil" do
+      subject.finalize!
+      expect(subject.encrypted_data_bag_secret_key_path).to be(nil)
+    end
+  end
+
+  describe "#formatter" do
+    it "defaults to nil" do
+      subject.finalize!
+      expect(subject.formatter).to be(nil)
+    end
+  end
+
+  describe "#http_proxy" do
+    it "defaults to nil" do
+      subject.finalize!
+      expect(subject.http_proxy).to be(nil)
+    end
+  end
+
+  describe "#http_proxy_user" do
+    it "defaults to nil" do
+      subject.finalize!
+      expect(subject.http_proxy_user).to be(nil)
+    end
+  end
+
+  describe "#http_proxy_pass" do
+    it "defaults to nil" do
+      subject.finalize!
+      expect(subject.http_proxy_pass).to be(nil)
+    end
+  end
+
+  describe "#https_proxy" do
+    it "defaults to nil" do
+      subject.finalize!
+      expect(subject.https_proxy).to be(nil)
+    end
+  end
+
+  describe "#https_proxy_user" do
+    it "defaults to nil" do
+      subject.finalize!
+      expect(subject.https_proxy_user).to be(nil)
+    end
+  end
+
+  describe "#https_proxy_pass" do
+    it "defaults to nil" do
+      subject.finalize!
+      expect(subject.https_proxy_pass).to be(nil)
+    end
+  end
+
+  describe "#log_level" do
+    it "defaults to :info" do
+      subject.finalize!
+      expect(subject.log_level).to be(:info)
+    end
+
+    it "is converted to a symbol" do
+      subject.log_level = "foo"
+      subject.finalize!
+      expect(subject.log_level).to eq(:foo)
+    end
+  end
+
+  describe "#no_proxy" do
+    it "defaults to nil" do
+      subject.finalize!
+      expect(subject.no_proxy).to be(nil)
+    end
+  end
+
+  describe "#node_name" do
+    it "defaults to nil" do
+      subject.finalize!
+      expect(subject.node_name).to be(nil)
+    end
+  end
+
+  describe "#provisioning_path" do
+    it "defaults to a tmp_path" do
+      subject.finalize!
+      expect(subject.provisioning_path).to match(%r{/tmp/vagrant-chef-\d+})
+    end
+  end
+
+  describe "#file_backup_path" do
+    it "defaults to /var/chef/backup" do
+      subject.finalize!
+      expect(subject.file_backup_path).to eq("/var/chef/backup")
+    end
+  end
+
+  describe "#file_cache_path" do
+    it "defaults to /var/chef/cache" do
+      subject.finalize!
+      expect(subject.file_cache_path).to eq("/var/chef/cache")
+    end
+  end
+
+  describe "#verbose_logging" do
+    it "defaults to false" do
+      subject.finalize!
+      expect(subject.verbose_logging).to be(false)
+    end
+  end
+
+  describe "#run_list" do
+    it "defaults to an empty array" do
+      subject.finalize!
+      expect(subject.run_list).to be_a(Array)
+      expect(subject.run_list).to be_empty
+    end
+  end
+
+  describe "#json" do
+    it "defaults to an empty hash" do
+      subject.finalize!
+      expect(subject.json).to be_a(Hash)
+      expect(subject.json).to be_empty
+    end
+  end
+
+  describe "#add_recipe" do
+    context "when the prefix is given" do
+      it "adds the value to the run_list" do
+        subject.add_recipe("recipe[foo::bar]")
+        expect(subject.run_list).to eq %w(recipe[foo::bar])
+      end
+    end
+
+    context "when the prefix is not given" do
+      it "adds the prefixed value to the run_list" do
+        subject.add_recipe("foo::bar")
+        expect(subject.run_list).to eq %w(recipe[foo::bar])
+      end
+    end
+  end
+
+  describe "#add_role" do
+    context "when the prefix is given" do
+      it "adds the value to the run_list" do
+        subject.add_role("role[foo]")
+        expect(subject.run_list).to eq %w(role[foo])
+      end
+    end
+
+    context "when the prefix is not given" do
+      it "adds the prefixed value to the run_list" do
+        subject.add_role("foo")
+        expect(subject.run_list).to eq %w(role[foo])
+      end
+    end
+  end
+
+   describe "#validate_base" do
+    context "when #custom_config_path does not exist" do
+      let(:path) { "/path/to/file" }
+
+      before do
+        allow(File).to receive(:file?)
+          .with(path)
+          .and_return(false)
+
+        allow(machine).to receive(:env)
+          .and_return(double("env",
+            root_path: "",
+          ))
+      end
+
+      it "returns an error" do
+        subject.custom_config_path = path
+        subject.finalize!
+
+        expect(subject.validate_base(machine))
+          .to eq ['Path specified for "custom_config_path" does not exist.']
+      end
+    end
+  end
+
+  describe "#merge" do
+    it "merges the json hash" do
+      a = described_class.new.tap do |i|
+        i.json = { "foo" => "bar" }
+      end
+      b = described_class.new.tap do |i|
+        i.json = { "zip" => "zap" }
+      end
+
+      result = a.merge(b)
+      expect(result.json).to eq(
+        "foo" => "bar",
+        "zip" => "zap",
+      )
+    end
+
+    it "appends the run_list array" do
+      a = described_class.new.tap do |i|
+        i.run_list = ["recipe[foo::bar]"]
+      end
+      b = described_class.new.tap do |i|
+        i.run_list = ["recipe[zip::zap]"]
+      end
+
+      result = a.merge(b)
+      expect(result.run_list).to eq %w(
+        recipe[foo::bar]
+        recipe[zip::zap]
+      )
+    end
+  end
+end
diff --git a/test/unit/plugins/provisioners/chef/config/base_test.rb b/test/unit/plugins/provisioners/chef/config/base_test.rb
index 062c48b08..2355f28cd 100644
--- a/test/unit/plugins/provisioners/chef/config/base_test.rb
+++ b/test/unit/plugins/provisioners/chef/config/base_test.rb
@@ -9,20 +9,6 @@ describe VagrantPlugins::Chef::Config::Base do
 
   let(:machine) { double("machine") }
 
-  describe "#arguments" do
-    it "defaults to nil" do
-      subject.finalize!
-      expect(subject.arguments).to be(nil)
-    end
-  end
-
-  describe "#attempts" do
-    it "defaults to 1" do
-      subject.finalize!
-      expect(subject.attempts).to eq(1)
-    end
-  end
-
   describe "#binary_path" do
     it "defaults to nil" do
       subject.finalize!
@@ -37,66 +23,16 @@ describe VagrantPlugins::Chef::Config::Base do
     end
   end
 
-  describe "#custom_config_path" do
-    it "defaults to nil" do
+  describe "#install" do
+    it "defaults to true" do
       subject.finalize!
-      expect(subject.custom_config_path).to be(nil)
+      expect(subject.install).to be(true)
     end
-  end
 
-  describe "#environment" do
-    it "defaults to nil" do
+    it "is converted to a symbol" do
+      subject.install = "force"
       subject.finalize!
-      expect(subject.environment).to be(nil)
-    end
-  end
-
-  describe "#formatter" do
-    it "defaults to nil" do
-      subject.finalize!
-      expect(subject.formatter).to be(nil)
-    end
-  end
-
-  describe "#http_proxy" do
-    it "defaults to nil" do
-      subject.finalize!
-      expect(subject.http_proxy).to be(nil)
-    end
-  end
-
-  describe "#http_proxy_user" do
-    it "defaults to nil" do
-      subject.finalize!
-      expect(subject.http_proxy_user).to be(nil)
-    end
-  end
-
-  describe "#http_proxy_pass" do
-    it "defaults to nil" do
-      subject.finalize!
-      expect(subject.http_proxy_pass).to be(nil)
-    end
-  end
-
-  describe "#https_proxy" do
-    it "defaults to nil" do
-      subject.finalize!
-      expect(subject.https_proxy).to be(nil)
-    end
-  end
-
-  describe "#https_proxy_user" do
-    it "defaults to nil" do
-      subject.finalize!
-      expect(subject.https_proxy_user).to be(nil)
-    end
-  end
-
-  describe "#https_proxy_pass" do
-    it "defaults to nil" do
-      subject.finalize!
-      expect(subject.https_proxy_pass).to be(nil)
+      expect(subject.install).to eq(:force)
     end
   end
 
@@ -113,150 +49,23 @@ describe VagrantPlugins::Chef::Config::Base do
     end
   end
 
-  describe "#no_proxy" do
-    it "defaults to nil" do
+  describe "#prerelease" do
+    it "defaults to true" do
       subject.finalize!
-      expect(subject.no_proxy).to be(nil)
+      expect(subject.prerelease).to be(false)
     end
   end
 
-  describe "#node_name" do
-    it "defaults to nil" do
+  describe "#version" do
+    it "defaults to :latest" do
       subject.finalize!
-      expect(subject.node_name).to be(nil)
+      expect(subject.version).to eq(:latest)
     end
-  end
 
-  describe "#provisioning_path" do
-    it "defaults to a tmp_path" do
+    it "converts the string 'latest' to a symbol" do
+      subject.version = "latest"
       subject.finalize!
-      expect(subject.provisioning_path).to match(%r{/tmp/vagrant-chef-\d+})
-    end
-  end
-
-  describe "#file_backup_path" do
-    it "defaults to /var/chef/backup" do
-      subject.finalize!
-      expect(subject.file_backup_path).to eq("/var/chef/backup")
-    end
-  end
-
-  describe "#file_cache_path" do
-    it "defaults to /var/chef/cache" do
-      subject.finalize!
-      expect(subject.file_cache_path).to eq("/var/chef/cache")
-    end
-  end
-
-  describe "#verbose_logging" do
-    it "defaults to false" do
-      subject.finalize!
-      expect(subject.verbose_logging).to be(false)
-    end
-  end
-
-  describe "#run_list" do
-    it "defaults to an empty array" do
-      subject.finalize!
-      expect(subject.run_list).to be_a(Array)
-      expect(subject.run_list).to be_empty
-    end
-  end
-
-  describe "#json" do
-    it "defaults to an empty hash" do
-      subject.finalize!
-      expect(subject.json).to be_a(Hash)
-      expect(subject.json).to be_empty
-    end
-  end
-
-  describe "#add_recipe" do
-    context "when the prefix is given" do
-      it "adds the value to the run_list" do
-        subject.add_recipe("recipe[foo::bar]")
-        expect(subject.run_list).to eq %w(recipe[foo::bar])
-      end
-    end
-
-    context "when the prefix is not given" do
-      it "adds the prefixed value to the run_list" do
-        subject.add_recipe("foo::bar")
-        expect(subject.run_list).to eq %w(recipe[foo::bar])
-      end
-    end
-  end
-
-  describe "#add_role" do
-    context "when the prefix is given" do
-      it "adds the value to the run_list" do
-        subject.add_role("role[foo]")
-        expect(subject.run_list).to eq %w(role[foo])
-      end
-    end
-
-    context "when the prefix is not given" do
-      it "adds the prefixed value to the run_list" do
-        subject.add_role("foo")
-        expect(subject.run_list).to eq %w(role[foo])
-      end
-    end
-  end
-
-   describe "#validate_base" do
-    context "when #custom_config_path does not exist" do
-      let(:path) { "/path/to/file" }
-
-      before do
-        allow(File).to receive(:file?)
-          .with(path)
-          .and_return(false)
-
-        allow(machine).to receive(:env)
-          .and_return(double("env",
-            root_path: "",
-          ))
-      end
-
-      it "returns an error" do
-        subject.custom_config_path = path
-        subject.finalize!
-
-        expect(subject.validate_base(machine))
-          .to eq ['Path specified for "custom_config_path" does not exist.']
-      end
-    end
-  end
-
-  describe "#merge" do
-    it "merges the json hash" do
-      a = described_class.new.tap do |i|
-        i.json = { "foo" => "bar" }
-      end
-      b = described_class.new.tap do |i|
-        i.json = { "zip" => "zap" }
-      end
-
-      result = a.merge(b)
-      expect(result.json).to eq(
-        "foo" => "bar",
-        "zip" => "zap",
-      )
-    end
-
-    it "appends the run_list array" do
-      a = described_class.new.tap do |i|
-        i.run_list = ["recipe[foo::bar]"]
-      end
-      b = described_class.new.tap do |i|
-        i.run_list = ["recipe[zip::zap]"]
-      end
-
-      result = a.merge(b)
-      expect(result.run_list).to eq %w(
-        recipe[foo::bar]
-        recipe[zip::zap]
-      )
+      expect(subject.version).to eq(:latest)
     end
   end
 end
diff --git a/test/unit/plugins/provisioners/chef/config/chef_apply_test.rb b/test/unit/plugins/provisioners/chef/config/chef_apply_test.rb
index 4ea316443..242eda7ad 100644
--- a/test/unit/plugins/provisioners/chef/config/chef_apply_test.rb
+++ b/test/unit/plugins/provisioners/chef/config/chef_apply_test.rb
@@ -20,19 +20,6 @@ describe VagrantPlugins::Chef::Config::ChefApply do
     end
   end
 
-  describe "#log_level" do
-    it "defaults to :info" do
-      subject.finalize!
-      expect(subject.log_level).to be(:info)
-    end
-
-    it "is converted to a symbol" do
-      subject.log_level = "foo"
-      subject.finalize!
-      expect(subject.log_level).to eq(:foo)
-    end
-  end
-
   describe "#upload_path" do
     it "defaults to /tmp/vagrant-chef-apply.rb" do
       subject.finalize!
diff --git a/test/unit/plugins/provisioners/chef/omnibus_test.rb b/test/unit/plugins/provisioners/chef/omnibus_test.rb
new file mode 100644
index 000000000..9c42df1cc
--- /dev/null
+++ b/test/unit/plugins/provisioners/chef/omnibus_test.rb
@@ -0,0 +1,45 @@
+require_relative "../../../base"
+
+require Vagrant.source_root.join("plugins/provisioners/chef/omnibus")
+
+describe VagrantPlugins::Chef::Omnibus, :focus do
+  let(:prefix) { "curl -sL #{described_class.const_get(:OMNITRUCK)}" }
+
+  let(:version) { :latest }
+  let(:prerelease) { false }
+
+  let(:build_command) { described_class.build_command(version, prerelease) }
+
+  context "when prerelease is given" do
+    let(:prerelease) { true }
+
+    it "returns the correct command" do
+      expect(build_command).to eq("#{prefix} | sudo bash -s -- -p")
+    end
+  end
+
+  context "when version is :latest" do
+    let(:version) { :latest }
+
+    it "returns the correct command" do
+      expect(build_command).to eq("#{prefix} | sudo bash")
+    end
+  end
+
+  context "when version is a string" do
+    let(:version) { "1.2.3" }
+
+    it "returns the correct command" do
+      expect(build_command).to eq("#{prefix} | sudo bash -s -- -v \"1.2.3\"")
+    end
+  end
+
+  context "when prerelease and version are given" do
+    let(:version) { "1.2.3" }
+    let(:prerelease) { true }
+
+    it "returns the correct command" do
+      expect(build_command).to eq("#{prefix} | sudo bash -s -- -p -v \"1.2.3\"")
+    end
+  end
+end