# # Author:: John Keiser (<jkeiser@chef.io>) # Copyright:: Copyright 2013-2016, Chef Software 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/chef_fs/file_system/repository/file_system_entry" require "chef/chef_fs/file_system/repository/cookbooks_dir" require "chef/chef_fs/file_system/exceptions" class Chef module ChefFS module FileSystem module Repository # NB: unlike most other things in chef_fs/file_system/repository, this # class represents both files and directories, so it needs to have the # methods/if branches for each. class ChefRepositoryFileSystemCookbookEntry attr_reader :name attr_reader :parent attr_reader :path attr_reader :ruby_only attr_reader :recursive attr_reader :file_path alias_method :display_path, :path alias_method :display_name, :name alias_method :bare_name, :name def initialize(name, parent, file_path = nil, ruby_only = false, recursive = false) @parent = parent @name = name @path = Chef::ChefFS::PathUtils.join(parent.path, name) @ruby_only = ruby_only @recursive = recursive @data_handler = nil @file_path = file_path || "#{parent.file_path}/#{name}" end def children begin entries = Dir.entries(file_path).sort. map { |child_name| make_child_entry(child_name) }. select { |child| child && can_have_child?(child.name, child.dir?) } entries.select { |entry| !(entry.dir? && entry.children.size == 0 ) } rescue Errno::ENOENT raise Chef::ChefFS::FileSystem::NotFoundError.new(self, $!) end end def can_have_child?(name, is_dir) if is_dir return recursive && name != "." && name != ".." elsif ruby_only return false if name[-3..-1] != ".rb" end # Check chefignore ignorer = parent loop do if ignorer.is_a?(CookbooksDir) # Grab the path from entry to child path_to_child = name child = self while child.parent != ignorer path_to_child = PathUtils.join(child.name, path_to_child) child = child.parent end # Check whether that relative path is ignored return !ignorer.chefignore || !ignorer.chefignore.ignored?(path_to_child) end ignorer = ignorer.parent break unless ignorer end true end def write_pretty_json false end def path_for_printing file_path end def create_child(child_name, file_contents = nil) child = make_child_entry(child_name) if child.exists? raise Chef::ChefFS::FileSystem::AlreadyExistsError.new(:create_child, child) end if file_contents child.write(file_contents) else begin Dir.mkdir(child.file_path) rescue Errno::EEXIST raise Chef::ChefFS::FileSystem::AlreadyExistsError.new(:create_child, child) end end child end def dir? File.directory?(file_path) end def delete(recurse) FileSystemCache.instance.delete!(file_path) begin if dir? if !recurse raise MustDeleteRecursivelyError.new(self, $!) end FileUtils.rm_r(file_path) else File.delete(file_path) end rescue Errno::ENOENT raise Chef::ChefFS::FileSystem::NotFoundError.new(self, $!) end end def exists? File.exists?(file_path) && (parent.nil? || parent.can_have_child?(name, dir?)) end def read begin File.open(file_path, "rb") { |f| f.read } rescue Errno::ENOENT raise Chef::ChefFS::FileSystem::NotFoundError.new(self, $!) end end def write(content) File.open(file_path, "wb") do |file| file.write(content) end end def child(name) if can_have_child?(name, true) || can_have_child?(name, false) result = make_child_entry(name) end result || NonexistentFSObject.new(name, self) end def root parent.root end def compare_to(other) nil end protected def make_child_entry(child_name) ChefRepositoryFileSystemCookbookEntry.new(child_name, self, nil, ruby_only, recursive) end end end end end end