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#
# Author:: Joshua Timberman <opensource@housepub.org>
# Copyright:: Copyright (c) 2012, Joshua Timberman
# Copyright:: Copyright (c) 2018, Noah Kantrowitz
# 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_relative "../knife"
class Chef
class Knife
class ConfigGet < Knife
banner "knife config get [OPTION...] (options)\nDisplays the value of Chef::Config[OPTION] (or all config values)"
category "deprecated"
option :all,
short: "-a",
long: "--all",
description: "Include options that are not set in the configuration.",
default: false
option :raw,
short: "-r",
long: "--raw",
description: "Display a each value with no formatting.",
default: false
def run
Chef::Log.warn("knife config get has been deprecated in favor of knife config show. This will removed in marjor release verison!")
if config[:format] == "summary" && !config[:raw]
# If using the default, human-readable output, also show which config files are being loaded.
# Some of this is a bit hacky since it duplicates
wcl = self.class.config_loader
if wcl.credentials_found
loading_from("credentials", ChefConfig::PathHelper.home(".chef", "credentials"))
end
if wcl.config_location
loading_from("configuration", wcl.config_location)
end
if Chef::Config[:config_d_dir]
wcl.find_dot_d(Chef::Config[:config_d_dir]).each do |path|
loading_from(".d/ configuration", path)
end
end
end
# Dump the whole config, including defaults is --all was given.
config_data = Chef::Config.save(config[:all])
# Two special cases, these are set during knife startup but we don't usually care about them.
unless config[:all]
config_data.delete(:color)
# Only keep these if true, false is much less important because it's the default.
config_data.delete(:local_mode) unless config_data[:local_mode]
config_data.delete(:enforce_default_paths) unless config_data[:enforce_default_paths]
config_data.delete(:enforce_path_sanity) unless config_data[:enforce_path_sanity]
end
# Extract the data to show.
output_data = {}
if @name_args.empty?
output_data = config_data
else
@name_args.each do |filter|
if filter =~ %r{^/(.*)/(i?)$}
# It's a regex.
filter_re = Regexp.new($1, $2 ? Regexp::IGNORECASE : 0)
config_data.each do |key, value|
output_data[key] = value if key.to_s&.match?(filter_re)
end
else
# It's a dotted path string.
filter_parts = filter.split(/\./)
extract = lambda do |memo, filter_part|
memo.is_a?(Hash) ? memo[filter_part.to_sym] : nil
end
# Check against both config_data and all of the data, so that even
# in non-all mode, if you ask for a key that isn't in the non-all
# data, it will check against the broader set.
output_data[filter] = filter_parts.inject(config_data, &extract) || filter_parts.inject(Chef::Config.save(true), &extract)
end
end
end
# Fix up some values.
output_data.each do |key, value|
if value == STDOUT
output_data[key] = "STDOUT"
elsif value == STDERR
output_data[key] = "STDERR"
end
end
# Show the data.
if config[:raw]
output_data.each_value do |value|
ui.msg(value)
end
else
ui.output(output_data)
end
end
private
# Display a banner about loading from a config file.
#
# @api private
# @param type_of_file [String] Description of the file for the banner.
# @param path [String] Path of the file.
# @return [nil]
def loading_from(type_of_file, path)
path = Pathname.new(path).realpath
ui.msg(ui.color("Loading from #{type_of_file} file #{path}", :yellow))
end
end
end
end
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