class Chef::Knife::Rehash
Public Instance Methods
generate_hash()
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# File lib/chef/knife/rehash.rb, line 44 def generate_hash output = if Chef::Knife::SubcommandLoader.plugin_manifest? Chef::Knife::SubcommandLoader.plugin_manifest else { Chef::Knife::SubcommandLoader::HashedCommandLoader::KEY => {} } end output[Chef::Knife::SubcommandLoader::HashedCommandLoader::KEY]["plugins_paths"] = Chef::Knife.subcommand_files output[Chef::Knife::SubcommandLoader::HashedCommandLoader::KEY]["plugins_by_category"] = Chef::Knife.subcommands_by_category output end
reload_plugins()
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# File lib/chef/knife/rehash.rb, line 37 def reload_plugins # The subcommand_loader for this knife command should _always_ be the GemGlobLoader. The GemGlobLoader loads # plugins from disc and ensures the hash we write is always correct. By this point it should also already have # loaded plugins and `load_commands` shouldn't have an effect. Chef::Knife.subcommand_loader.load_commands end
run()
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# File lib/chef/knife/rehash.rb, line 27 def run if ! Chef::Knife::SubcommandLoader.autogenerated_manifest? ui.msg "Using knife-rehash will speed up knife's load time by caching the location of subcommands on disk." ui.msg "However, you will need to update the cache by running `knife rehash` anytime you install a new knife plugin." else reload_plugins end write_hash(generate_hash) end
write_hash(data)
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# File lib/chef/knife/rehash.rb, line 55 def write_hash(data) plugin_manifest_dir = File.expand_path("..", Chef::Knife::SubcommandLoader.plugin_manifest_path) FileUtils.mkdir_p(plugin_manifest_dir) unless File.directory?(plugin_manifest_dir) File.open(Chef::Knife::SubcommandLoader.plugin_manifest_path, "w") do |f| f.write(Chef::JSONCompat.to_json_pretty(data)) ui.msg "Knife subcommands are cached in #{Chef::Knife::SubcommandLoader.plugin_manifest_path}. Delete this file to disable the caching." end end