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Diffstat (limited to 'lib/chef/knife/cookbook_site_install.rb')
| -rw-r--r-- | lib/chef/knife/cookbook_site_install.rb | 155 |
1 files changed, 155 insertions, 0 deletions
diff --git a/lib/chef/knife/cookbook_site_install.rb b/lib/chef/knife/cookbook_site_install.rb new file mode 100644 index 0000000000..b2e0d84751 --- /dev/null +++ b/lib/chef/knife/cookbook_site_install.rb @@ -0,0 +1,155 @@ +# +# Author:: Adam Jacob (<adam@opscode.com>) +# Copyright:: Copyright (c) 2010 Opscode, Inc. +# License:: Apache License, Version 2.0 +# +# 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. +# + +require 'chef/knife' +require 'shellwords' + +class Chef + class Knife + + class CookbookSiteInstall < Knife + + deps do + require 'chef/mixin/shell_out' + require 'chef/knife/core/cookbook_scm_repo' + require 'chef/cookbook/metadata' + end + + banner "knife cookbook site install COOKBOOK [VERSION] (options)" + category "cookbook site" + + option :no_deps, + :short => "-D", + :long => "--skip-dependencies", + :boolean => true, + :default => false, + :description => "Skips automatic dependency installation." + + option :cookbook_path, + :short => "-o PATH:PATH", + :long => "--cookbook-path PATH:PATH", + :description => "A colon-separated path to look for cookbooks in", + :proc => lambda { |o| o.split(":") } + + option :default_branch, + :short => "-B BRANCH", + :long => "--branch BRANCH", + :description => "Default branch to work with", + :default => "master" + + option :use_current_branch, + :short => "-b", + :long => "--use-current-branch", + :description => "Use the current branch", + :boolean => true, + :default => false + + attr_reader :cookbook_name + attr_reader :vendor_path + + def run + extend Chef::Mixin::ShellOut + + if config[:cookbook_path] + Chef::Config[:cookbook_path] = config[:cookbook_path] + else + config[:cookbook_path] = Chef::Config[:cookbook_path] + end + + @cookbook_name = parse_name_args! + # Check to ensure we have a valid source of cookbooks before continuing + # + @install_path = File.expand_path(config[:cookbook_path].first) + ui.info "Installing #@cookbook_name to #{@install_path}" + + @repo = CookbookSCMRepo.new(@install_path, ui, config) + #cookbook_path = File.join(vendor_path, name_args[0]) + upstream_file = File.join(@install_path, "#{@cookbook_name}.tar.gz") + + @repo.sanity_check + unless config[:use_current_branch] + @repo.reset_to_default_state + @repo.prepare_to_import(@cookbook_name) + end + + downloader = download_cookbook_to(upstream_file) + clear_existing_files(File.join(@install_path, @cookbook_name)) + extract_cookbook(upstream_file, downloader.version) + + # TODO: it'd be better to store these outside the cookbook repo and + # keep them around, e.g., in ~/Library/Caches on OS X. + ui.info("removing downloaded tarball") + File.unlink(upstream_file) + + if @repo.finalize_updates_to(@cookbook_name, downloader.version) + unless config[:use_current_branch] + @repo.reset_to_default_state + end + @repo.merge_updates_from(@cookbook_name, downloader.version) + else + unless config[:use_current_branch] + @repo.reset_to_default_state + end + end + + unless config[:no_deps] + md = Chef::Cookbook::Metadata.new + md.from_file(File.join(@install_path, @cookbook_name, "metadata.rb")) + md.dependencies.each do |cookbook, version_list| + # Doesn't do versions.. yet + nv = self.class.new + nv.config = config + nv.name_args = [ cookbook ] + nv.run + end + end + end + + def parse_name_args! + if name_args.empty? + ui.error("Please specify a cookbook to download and install.") + exit 1 + elsif name_args.size >= 2 + unless name_args.last.match(/^(\d+)(\.\d+){1,2}$/) and name_args.size == 2 + ui.error("Installing multiple cookbooks at once is not supported.") + exit 1 + end + end + name_args.first + end + + def download_cookbook_to(download_path) + downloader = Chef::Knife::CookbookSiteDownload.new + downloader.config[:file] = download_path + downloader.name_args = name_args + downloader.run + downloader + end + + def extract_cookbook(upstream_file, version) + ui.info("Uncompressing #{@cookbook_name} version #{version}.") + shell_out!("tar zxvf #{Shellwords.escape upstream_file}", :cwd => @install_path) + end + + def clear_existing_files(cookbook_path) + ui.info("Removing pre-existing version.") + FileUtils.rmtree(cookbook_path) if File.directory?(cookbook_path) + end + end + end +end |