Initial Chef repository

cookbooks/omnibus_updater/recipes/default.rb

@@ -0,0 +1,31 @@
+#
+# Cookbook Name:: omnibus_updater
+# Recipe:: default
+#
+# Copyright 2014, Heavy Water Ops, LLC
+#
+# 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.
+#
+
+if(node[:omnibus_updater][:disabled])
+  Chef::Log.warn 'Omnibus updater disabled via `disabled` attribute'
+elsif(node[:platform] == 'debian' && Gem::Version.new(node[:platform_version]) < Gem::Version.new('6.0.0'))
+  Chef::Log.warn 'Omnibus updater does not support Debian 5'
+else
+  include_recipe 'omnibus_updater::downloader'
+  include_recipe 'omnibus_updater::installer'
+end
+
+if(node[:omnibus_updater][:remove_chef_system_gem])
+  include_recipe 'omnibus_updater::remove_chef_system_gem'
+end

cookbooks/omnibus_updater/recipes/downloader.rb

@@ -0,0 +1,71 @@
+#
+# Cookbook Name:: omnibus_updater
+# Recipe:: downloader
+#
+# Copyright 2014, Heavy Water Ops, LLC
+#
+# 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.
+#
+
+# NOTE: This recipe is here for others that just want the
+# package, not the actual installation (lxc for example)
+
+if(node[:omnibus_updater][:direct_url])
+  remote_path = node[:omnibus_updater][:direct_url]
+else
+  version = node[:omnibus_updater][:version] || ''
+  remote_path = OmnibusTrucker.url(
+    OmnibusTrucker.build_url(node,
+      :version => node[:omnibus_updater][:force_latest] ? nil : version.sub(/\-.+$/, ''),
+      :prerelease => node[:omnibus_updater][:preview]
+    ), node
+  )
+end
+
+if(remote_path)
+  node.set[:omnibus_updater][:full_url] = remote_path
+
+  directory node[:omnibus_updater][:cache_dir] do
+    recursive true
+  end
+
+  remote_file "omnibus_remote[#{File.basename(remote_path)}]" do
+    path File.join(node[:omnibus_updater][:cache_dir], File.basename(remote_path))
+    source remote_path
+    backup false
+    checksum node[:omnibus_updater][:checksum] if node[:omnibus_updater][:checksum]
+    action :create_if_missing
+    only_if do
+      unless(version = node[:omnibus_updater][:version])
+        version = node[:omnibus_updater][:full_url].scan(%r{chef[_-](\d+\.\d+.\d+)}).flatten.first
+      end
+      if(node[:omnibus_updater][:always_download])
+        # warn if there may be unexpected behavior
+        node[:omnibus_updater][:prevent_downgrade] &&
+          Chef::Log.warn("omnibus_updater: prevent_downgrade is ignored when always_download is true")
+        Chef::Log.debug "Omnibus Updater remote path: #{remote_path}"
+        true
+      elsif(node[:omnibus_updater][:prevent_downgrade])
+        # Return true if the found/specified version is newer
+        Gem::Version.new(version.to_s.sub(/\-.+$/, '')) > Gem::Version.new(Chef::VERSION)
+      else
+        # default is to install if the versions don't match
+        Chef::VERSION != version.to_s.sub(/\-.+$/, '')
+      end
+    end
+  end
+else
+  Chef::Log.warn 'Failed to retrieve omnibus download URL'
+end
+
+include_recipe 'omnibus_updater::old_package_cleaner'

cookbooks/omnibus_updater/recipes/installer.rb

@@ -0,0 +1,70 @@
+#
+# Cookbook Name:: omnibus_updater
+# Recipe:: installer
+#
+# Copyright 2014, Heavy Water Ops, LLC
+#
+# 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.
+#
+
+include_recipe 'omnibus_updater'
+remote_path = node[:omnibus_updater][:full_url].to_s
+
+file '/tmp/nocheck' do
+  content 'conflict=nocheck\naction=nocheck'
+  only_if { node['os'] =~ /^solaris/ }
+end
+
+service 'chef-client' do
+  action :nothing
+end
+
+ruby_block 'omnibus chef killer' do
+  block do
+    raise 'New omnibus chef version installed. Killing Chef run!'
+  end
+  action :nothing
+  only_if do
+    node[:omnibus_updater][:kill_chef_on_upgrade]
+  end
+end
+
+execute "omnibus_install[#{File.basename(remote_path)}]" do
+  case File.extname(remote_path)
+  when '.deb'
+    command "dpkg -i #{File.join(node[:omnibus_updater][:cache_dir], File.basename(remote_path))}"
+  when '.rpm'
+    command "rpm -Uvh --oldpackage #{File.join(node[:omnibus_updater][:cache_dir], File.basename(remote_path))}"
+  when '.sh'
+    command "/bin/sh #{File.join(node[:omnibus_updater][:cache_dir], File.basename(remote_path))}"
+  when '.solaris'
+    command "pkgadd -n -d #{File.join(node[:omnibus_updater][:cache_dir], File.basename(remote_path))} -a /tmp/nocheck chef"
+  else
+    raise "Unknown package type encountered for install: #{File.extname(remote_path)}"
+  end
+  action :nothing
+  if(node[:omnibus_updater][:restart_chef_service])
+    notifies :restart, resources(:service => 'chef-client'), :immediately
+  end
+  notifies :create, resources(:ruby_block => 'omnibus chef killer'), :immediately
+end
+
+ruby_block 'Omnibus Chef install notifier' do
+  block{ true }
+  action :nothing
+  subscribes :create, resources(:remote_file => "omnibus_remote[#{File.basename(remote_path)}]"), :immediately
+  notifies :run, resources(:execute => "omnibus_install[#{File.basename(remote_path)}]"), :delayed
+  only_if { node['chef_packages']['chef']['version'] != node['omnibus_updater']['version'] }
+end
+
+include_recipe 'omnibus_updater::old_package_cleaner'

cookbooks/omnibus_updater/recipes/old_package_cleaner.rb

@@ -0,0 +1,34 @@
+#
+# Cookbook Name:: omnibus_updater
+# Recipe:: old_package_cleaner
+#
+# Copyright 2014, Heavy Water Ops, LLC
+#
+# 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.
+#
+
+old_pkgs =
+  if(::File.exist?(node[:omnibus_updater][:cache_dir]))
+    Dir.glob(File.join(node[:omnibus_updater][:cache_dir], 'chef_*')).find_all do |file|
+      !file.include?(node[:omnibus_updater][:version].to_s) && !file.scan(/\.(rpm|deb)$/).empty?
+    end
+  else
+    []
+  end
+
+old_pkgs.each do |filename|
+  file filename do
+    action :delete
+    backup 1
+  end
+end

cookbooks/omnibus_updater/recipes/remove_chef_system_gem.rb

@@ -0,0 +1,29 @@
+#
+# Cookbook Name:: omnibus_updater
+# Recipe:: remove_chef_system_gem
+#
+# Copyright 2014, Heavy Water Ops, LLC
+#
+# 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.
+#
+
+gem_package 'chef' do
+  action :purge
+  only_if do
+    Chef::Provider::Package::Rubygems.new(
+      Chef::Resource::GemPackage.new('dummy_package')
+    ).gem_env.gem_paths.detect{|path|
+      path.start_with?('/opt/omnibus') || path.start_with?('/opt/chef')
+    }.nil? && node[:omnibus_updater][:remove_chef_system_gem]
+  end
+end