Remote ohai support for chef-client

This replaces the existing hacked up platform detection via inspec
that was added to chef-client with proper support from ohai.

Signed-off-by: Lamont Granquist <lamont@scriptkiddie.org>

2 files changed, 8 insertions, 32 deletions

diff --git a/lib/chef/application/client.rb b/lib/chef/application/client.rb
index 4a749a7c39..39ae7adaac 100644
--- a/lib/chef/application/client.rb
+++ b/lib/chef/application/client.rb
@@ -27,6 +27,7 @@ module Mixlib
     autoload :Log, "mixlib/authentication"
   end
 end
+autoload :Train, "train"
 
 # DO NOT MAKE EDITS, see Chef::Application::Base
 #
@@ -115,8 +116,12 @@ class Chef::Application::Client < Chef::Application::Base
     Chef::Config.chef_zero.port = config[:chef_zero_port] if config[:chef_zero_port]
 
     if config[:target] || Chef::Config.target
-      Chef::Config.target_mode.enabled = true
       Chef::Config.target_mode.host = config[:target] || Chef::Config.target
+      if URI.parse(Chef::Config.target_mode.host).scheme
+        train_config = Train.unpack_target_from_uri(Chef::Config.target_mode.host)
+        Chef::Config.target_mode = train_config
+      end
+      Chef::Config.target_mode.enabled = true
       Chef::Config.node_name = Chef::Config.target_mode.host unless Chef::Config.node_name
     end
 
diff --git a/lib/chef/client.rb b/lib/chef/client.rb
index 04d907634b..41e3846812 100644
--- a/lib/chef/client.rb
+++ b/lib/chef/client.rb
@@ -251,11 +251,7 @@ class Chef
         logger.debug("#{ChefUtils::Dist::Infra::CLIENT.capitalize} request_id: #{request_id}")
         ENV["PATH"] = ChefUtils::DSL::DefaultPaths.default_paths if Chef::Config[:enforce_default_paths] || Chef::Config[:enforce_path_sanity]
 
-        if Chef::Config.target_mode?
-          get_ohai_data_remotely
-        else
-          run_ohai
-        end
+        run_ohai
 
         unless Chef::Config[:solo_legacy_mode]
           register
@@ -576,32 +572,6 @@ class Chef
     end
 
     #
-    # Populate the minimal ohai attributes defined in #run_ohai with data train collects.
-    #
-    # Eventually ohai may support colleciton of data.
-    #
-    def get_ohai_data_remotely
-      ohai.data[:fqdn] = if transport_connection.respond_to?(:hostname)
-                           transport_connection.hostname
-                         else
-                           Chef::Config[:target_mode][:host]
-                         end
-      if transport_connection.respond_to?(:os)
-        ohai.data[:platform] = transport_connection.os.name
-        ohai.data[:platform_version] = transport_connection.os.release
-        ohai.data[:os] = transport_connection.os.family_hierarchy[1]
-        ohai.data[:platform_family] = transport_connection.os.family
-      end
-      # train does not collect these specifically
-      # ohai.data[:machinename] = nil
-      # ohai.data[:hostname] = nil
-      # ohai.data[:os_version] = nil # kernel version
-
-      ohai.data[:ohai_time] = Time.now.to_f
-      events.ohai_completed(node)
-    end
-
-    #
     # Run ohai plugins.  Runs all ohai plugins unless minimal_ohai is specified.
     #
     # Sends the ohai_completed event when finished.
@@ -613,6 +583,7 @@ class Chef
     #
     def run_ohai
       filter = Chef::Config[:minimal_ohai] ? %w{fqdn machinename hostname platform platform_version ohai_time os os_version init_package} : nil
+      ohai.transport_connection = transport_connection if Chef::Config.target_mode?
       ohai.all_plugins(filter)
       events.ohai_completed(node)
     end