Class: Berkshelf::Downloader
- Inherits:
-
Object
- Object
- Berkshelf::Downloader
- Extended by:
- Forwardable
- Defined in:
- lib/berkshelf/downloader.rb
Instance Attribute Summary collapse
-
#berksfile ⇒ Object
readonly
Returns the value of attribute berksfile.
Instance Method Summary collapse
-
#download(*args, &block) ⇒ String
Download the given Berkshelf::Dependency.
-
#initialize(berksfile) ⇒ Downloader
constructor
A new instance of Downloader.
- #try_download(source, name, version) ⇒ String
Constructor Details
#initialize(berksfile) ⇒ Downloader
Returns a new instance of Downloader.
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# File 'lib/berkshelf/downloader.rb', line 14 def initialize(berksfile) @berksfile = berksfile end |
Instance Attribute Details
#berksfile ⇒ Object (readonly)
Returns the value of attribute berksfile.
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# File 'lib/berkshelf/downloader.rb', line 9 def berksfile @berksfile end |
Instance Method Details
#download(*args, &block) ⇒ String
Download the given Berkshelf::Dependency. If the optional block is given, the temporary path to the cookbook is yielded and automatically deleted when the block returns. If no block is given, it is the responsibility of the caller to remove the tmpdir.
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# File 'lib/berkshelf/downloader.rb', line 31 def download(*args, &block) = args.last.is_a?(Hash) ? args.pop : Hash.new dependency, version = args sources.each do |source| if result = try_download(source, dependency, version) if block_given? value = yield result FileUtils.rm_rf(result) return value end return result end end raise CookbookNotFound.new(dependency, version, 'in any of the sources') end |
#try_download(source, name, version) ⇒ String
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# File 'lib/berkshelf/downloader.rb', line 55 def try_download(source, name, version) unless remote_cookbook = source.cookbook(name, version) return nil end case remote_cookbook.location_type when :opscode, :supermarket CommunityREST.new(remote_cookbook.location_path).download(name, version) when :chef_server # @todo Dynamically get credentials for remote_cookbook.location_path credentials = { server_url: remote_cookbook.location_path, client_name: Berkshelf::Config.instance.chef.node_name, client_key: Berkshelf::Config.instance.chef.client_key, ssl: { verify: Berkshelf::Config.instance.ssl.verify } } # @todo Something scary going on here - getting an instance of Kitchen::Logger from test-kitchen # https://github.com/opscode/test-kitchen/blob/master/lib/kitchen.rb#L99 Celluloid.logger = nil unless ENV["DEBUG_CELLULOID"] Ridley.open(credentials) { |r| r.cookbook.download(name, version) } when :github Thread.exclusive { require 'octokit' unless defined?(Octokit) } tmp_dir = Dir.mktmpdir archive_path = File.join(tmp_dir, "#{name}-#{version}.tar.gz") unpack_dir = File.join(tmp_dir, "#{name}-#{version}") # Find the correct github connection options for this specific cookbook. cookbook_uri = URI.parse(remote_cookbook.location_path) if cookbook_uri.host == "github.com" = Berkshelf::Config.instance.github.detect { |opts| opts["web_endpoint"] == nil } = {} if == nil else = Berkshelf::Config.instance.github.detect { |opts| opts["web_endpoint"] == "#{cookbook_uri.scheme}://#{cookbook_uri.host}" } raise ConfigurationError.new "Missing github endpoint configuration for #{cookbook_uri.scheme}://#{cookbook_uri.host}" if == nil end github_client = Octokit::Client.new(access_token: [:access_token], api_endpoint: [:api_endpoint], web_endpoint: [:web_endpoint], connection_options: {ssl: {verify: [:ssl_verify].nil? ? true : [:ssl_verify]}}) begin url = URI(github_client.archive_link(cookbook_uri.path.gsub(/^\//, ""), ref: "v#{version}")) rescue Octokit::Unauthorized return nil end # We use Net::HTTP.new and then get here, because Net::HTTP.get does not support proxy settings. http = Net::HTTP.new(url.host, use_ssl: url.scheme == "https", verify_mode: ([:ssl_verify].nil? || [:ssl_verify]) ? OpenSSL::SSL::VERIFY_PEER : OpenSSL::SSL::VERIFY_NONE) resp = http.get(url.request_uri) return nil unless resp.is_a?(Net::HTTPSuccess) open(archive_path, "wb") { |file| file.write(resp.body) } tgz = Zlib::GzipReader.new(File.open(archive_path, "rb")) Archive::Tar::Minitar.unpack(tgz, unpack_dir) # we need to figure out where the cookbook is located in the archive. This is because the directory name # pattern is not cosistant between private and public github repositories cookbook_directory = Dir.entries(unpack_dir).select do |f| (! f.start_with?('.')) && (Pathname.new(File.join(unpack_dir, f)).cookbook?) end[0] File.join(unpack_dir, cookbook_directory) when :uri Thread.exclusive { require 'open-uri' unless defined?(OpenURI) } tmp_dir = Dir.mktmpdir archive_path = Pathname.new(tmp_dir) + "#{name}-#{version}.tar.gz" unpack_dir = Pathname.new(tmp_dir) + "#{name}-#{version}" url = remote_cookbook.location_path open(url, 'rb') do |remote_file| archive_path.open('wb') { |local_file| local_file.write remote_file.read } end archive_path.open('rb') do |file| tgz = Zlib::GzipReader.new(file) Archive::Tar::Minitar.unpack(tgz, unpack_dir.to_s) end # The top level directory is inconsistant. So we unpack it and # use the only directory created in the unpack_dir. cookbook_directory = unpack_dir.entries.select do |filename| (! filename.to_s.start_with?('.')) && (unpack_dir + filename).cookbook? end.first (unpack_dir + cookbook_directory).to_s when :file_store tmp_dir = Dir.mktmpdir FileUtils.cp_r(remote_cookbook.location_path, tmp_dir) File.join(tmp_dir, name) else raise RuntimeError, "unknown location type #{remote_cookbook.location_type}" end rescue CookbookNotFound nil end |