```ruby
#
# Author:: Adam Jacob <adam@opscode.com>
# Cookbook Name:: rubygems
# Recipe:: default
#
# Copyright 2009, Opscode, Inc.
#
# 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.
#

%w{ gems.github.com gems.opscode.com rubygems.org}.each do |domain|
  execute "gem sources --add http://#{domain}" do
    not_if "gem sources --list | grep #{domain}"
  end
end

execute "gem update --system" do
  not_if "gem --version | grep 1.3.6"
end```

Update to rubygems 1.3.6 - 1.3.7 currently breaks chef!
user
```ruby
#
# Author:: Adam Jacob <adam@opscode.com>
# Cookbook Name:: rubygems
# Recipe:: default
#
# Copyright 2009, Opscode, Inc.
#
# 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.
#

%w{ gems.github.com gems.opscode.com rubygems.org}.each do |domain|
  execute "gem sources --add http://#{domain}" do
    not_if "gem sources --list | grep #{domain}"
  end
end


###
# We update rubygems from source to 1.3.6 because currently 
# chef breaks with 1.3.7 (known issue - rubygems 1.3.7 changes
# how packages available are parsed for system architectures when 
# installing gems like mysql that are avail for each architecture)
###

remote_file "/tmp/rubygems-1.3.6.tgz" do
  source "http://rubyforge.org/frs/download.php/69365/rubygems-1.3.6.tgz"
  not_if { ::File.exists?("/tmp/rubygems-1.3.6.tgz") }
end

bash "Update rubygems to 1.3.6 from source" do
  cwd "/tmp"
  code <<-EOH
  tar zxf rubygems-1.3.6.tgz
  cd rubygems-1.3.6
  sudo ruby setup.rb
  EOH
  not_if do
    ::File.exists?("/tmp/rubygems-1.3.6/setup.rb") &&
    system("gem -v | grep -q '1.3.6'")
  end
end```
assistant