Vendor the external cookbooks

Knife-Zero doesn't include Berkshelf support, so vendoring everything in
the repo is convenient again

cookbooks/timezone_iii/recipes/linux_generic.rb

@@ -0,0 +1,49 @@
+#
+# Cookbook:: timezone_iii
+# Recipe:: linux_generic
+#
+# Copyright:: 2017, Corey Hemminger
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# Generic timezone-changing method for Linux that should work for any distro
+# without a platform-specific method.
+
+timezone_data_file = File.join(node['timezone_iii']['tzdata_dir'], node['timezone_iii']['timezone'])
+localtime_path = node['timezone_iii']['localtime_path']
+
+ruby_block 'confirm timezone' do
+  block do
+    unless File.exist?(timezone_data_file)
+      raise "Can't find #{timezone_data_file}!"
+    end
+  end
+end
+
+if node['timezone_iii']['use_symlink']
+  link localtime_path do
+    to timezone_data_file
+    owner 'root'
+    group 'root'
+    mode '0644'
+  end
+
+else
+  file localtime_path do
+    content File.open(timezone_data_file, 'rb').read
+    owner 'root'
+    group 'root'
+    mode '0644'
+    not_if { File.symlink?(localtime_path) && Chef::Log.error("You must remove symbolic link at #{localtime_path} or set attribute ['timezone']['use_symlink'] = true") }
+  end
+end