From 9e1b251c4e4c6a6f76acbd53fa1e1987d7db5cdb Mon Sep 17 00:00:00 2001
From: Lamont Granquist <lamont@scriptkiddie.org>
Date: Tue, 2 Dec 2014 15:35:34 -0800
Subject: fix searching upwards for knife plugins

---
 lib/chef/knife.rb                     | 14 +++++++++++---
 lib/chef/workstation_config_loader.rb |  2 +-
 spec/unit/application/knife_spec.rb   |  8 ++++++--
 spec/unit/knife_spec.rb               |  1 +
 4 files changed, 19 insertions(+), 6 deletions(-)

diff --git a/lib/chef/knife.rb b/lib/chef/knife.rb
index c000ca4d0a..3f234d7ce3 100644
--- a/lib/chef/knife.rb
+++ b/lib/chef/knife.rb
@@ -72,6 +72,11 @@ class Chef
       ui.msg(msg)
     end
 
+    def self.reset_config_loader!
+      @@chef_config_dir = nil
+      @config_loader = nil
+    end
+
     def self.reset_subcommands!
       @@subcommands = {}
       @subcommands_by_category = nil
@@ -162,12 +167,15 @@ class Chef
     # Shared with subclasses
     @@chef_config_dir = nil
 
+    def self.config_loader
+      @config_loader ||= WorkstationConfigLoader.new(nil, Chef::Log)
+    end
+
     def self.load_config(explicit_config_file)
-      config_loader = WorkstationConfigLoader.new(explicit_config_file, Chef::Log)
+      config_loader.explicit_config_file = explicit_config_file
       config_loader.load
 
       ui.warn("No knife configuration file found") if config_loader.no_config_found?
-      @@chef_config_dir = config_loader.chef_config_dir
 
       config_loader
     rescue Exceptions::ConfigurationError => e
@@ -176,7 +184,7 @@ class Chef
     end
 
     def self.chef_config_dir
-      @@chef_config_dir
+      @@chef_config_dir ||= config_loader.chef_config_dir
     end
 
     # Run knife for the given +args+ (ARGV), adding +options+ to the list of
diff --git a/lib/chef/workstation_config_loader.rb b/lib/chef/workstation_config_loader.rb
index 6715d4eec2..dd02ad9a66 100644
--- a/lib/chef/workstation_config_loader.rb
+++ b/lib/chef/workstation_config_loader.rb
@@ -25,7 +25,7 @@ class Chef
   class WorkstationConfigLoader
 
     # Path to a config file requested by user, (e.g., via command line option). Can be nil
-    attr_reader :explicit_config_file
+    attr_accessor :explicit_config_file
 
     # TODO: initialize this with a logger for Chef and Knife
     def initialize(explicit_config_file, logger=nil)
diff --git a/spec/unit/application/knife_spec.rb b/spec/unit/application/knife_spec.rb
index 806a596a61..3c215eac7f 100644
--- a/spec/unit/application/knife_spec.rb
+++ b/spec/unit/application/knife_spec.rb
@@ -33,6 +33,11 @@ describe Chef::Application::Knife do
     end
   end
 
+  after(:each) do
+    # reset some really nasty global state
+    NoopKnifeCommand.reset_config_loader!
+  end
+
   before(:each) do
     # Prevent code from getting loaded on every test invocation.
     allow(Chef::Knife).to receive(:load_commands)
@@ -109,7 +114,6 @@ describe Chef::Application::Knife do
       end
       expect(Chef::Config[:client_key]).to eq(full_path)
     end
-
   end
 
   describe "with environment configuration" do
@@ -168,6 +172,6 @@ describe Chef::Application::Knife do
         @knife.run
       end
     end
-
   end
+
 end
diff --git a/spec/unit/knife_spec.rb b/spec/unit/knife_spec.rb
index 49fa4a85ca..b6c4597037 100644
--- a/spec/unit/knife_spec.rb
+++ b/spec/unit/knife_spec.rb
@@ -268,6 +268,7 @@ describe Chef::Knife do
           @knife.config[:verbosity] = 1
           @knife.config[:config_file] = fake_config
           config_loader = double("Chef::WorkstationConfigLoader", :load => true, :no_config_found? => false, :chef_config_dir => "/etc/chef", :config_location => fake_config)
+          allow(config_loader).to receive(:explicit_config_file=).with(fake_config).and_return(fake_config)
           allow(Chef::WorkstationConfigLoader).to receive(:new).and_return(config_loader)
         end
 
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