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#
# Author:: Adam Jacob (<adam@chef.io)
# Copyright:: Copyright (c) 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_relative "../knife"
require_relative "../application"
require "mixlib/log"
require "ohai/config"
require "chef/monkey_patches/net_http.rb"
require_relative "../dist"
class Chef::Application::Knife < Chef::Application
NO_COMMAND_GIVEN = "You need to pass a sub-command (e.g., knife SUB-COMMAND)\n".freeze
banner "Usage: knife sub-command (options)"
option :config_file,
short: "-c CONFIG",
long: "--config CONFIG",
description: "The configuration file to use.",
proc: lambda { |path| File.expand_path(path, Dir.pwd) }
option :config_option,
long: "--config-option OPTION=VALUE",
description: "Override a single configuration option.",
proc: lambda { |option, existing|
(existing ||= []) << option
existing
}
verbosity_level = 0
option :verbosity,
short: "-V",
long: "--verbose",
description: "More verbose output. Use twice (-VV) for additional verbosity and three times (-VVV) for maximum verbosity.",
proc: Proc.new { verbosity_level += 1 },
default: 0
option :color,
long: "--[no-]color",
boolean: true,
default: true,
description: "Use colored output, defaults to enabled."
option :environment,
short: "-E ENVIRONMENT",
long: "--environment ENVIRONMENT",
description: "Set the #{Chef::Dist::PRODUCT} environment (except for in searches, where this will be flagrantly ignored)."
option :editor,
short: "-e EDITOR",
long: "--editor EDITOR",
description: "Set the editor to use for interactive commands.",
default: ENV["EDITOR"]
option :disable_editing,
short: "-d",
long: "--disable-editing",
description: "Do not open EDITOR, just accept the data as is.",
boolean: true,
default: false
option :help,
short: "-h",
long: "--help",
description: "Show this help message.",
on: :tail,
boolean: true
option :node_name,
short: "-u USER",
long: "--user USER",
description: "#{Chef::Dist::SERVER_PRODUCT} API client username."
option :client_key,
short: "-k KEY",
long: "--key KEY",
description: "#{Chef::Dist::SERVER_PRODUCT} API client key.",
proc: lambda { |path| File.expand_path(path, Dir.pwd) }
option :chef_server_url,
short: "-s URL",
long: "--server-url URL",
description: "#{Chef::Dist::SERVER_PRODUCT} URL."
option :yes,
short: "-y",
long: "--yes",
description: "Say yes to all prompts for confirmation."
option :defaults,
long: "--defaults",
description: "Accept default values for all questions."
option :print_after,
long: "--print-after",
description: "Show the data after a destructive operation."
option :format,
short: "-F FORMAT",
long: "--format FORMAT",
description: "Which format to use for output.",
in: %w{summary text json yaml pp},
default: "summary"
option :local_mode,
short: "-z",
long: "--local-mode",
description: "Point knife commands at local repository instead of #{Chef::Dist::SERVER_PRODUCT}.",
boolean: true
option :chef_zero_host,
long: "--chef-zero-host HOST",
description: "Host to start #{Chef::Dist::ZERO} on."
option :chef_zero_port,
long: "--chef-zero-port PORT",
description: "Port (or port range) to start #{Chef::Dist::ZERO} on. Port ranges like 1000,1010 or 8889-9999 will try all given ports until one works."
option :listen,
long: "--[no-]listen",
description: "Whether a local mode (-z) server binds to a port.",
boolean: false
option :version,
short: "-v",
long: "--version",
description: "Show #{Chef::Dist::PRODUCT} version.",
boolean: true,
proc: lambda { |v| puts "#{Chef::Dist::PRODUCT}: #{::Chef::VERSION}" },
exit: 0
option :fips,
long: "--[no-]fips",
description: "Enable FIPS mode.",
boolean: true,
default: nil
option :profile,
long: "--profile PROFILE",
description: "The credentials profile to select."
# Run knife
def run
ChefConfig::PathHelper.per_tool_home_environment = "KNIFE_HOME"
Mixlib::Log::Formatter.show_time = false
validate_and_parse_options
quiet_traps
Chef::Knife.run(ARGV, options)
exit 0
end
private
def quiet_traps
trap("TERM") do
exit 1
end
trap("INT") do
exit 2
end
end
def validate_and_parse_options
# Checking ARGV validity *before* parse_options because parse_options
# mangles ARGV in some situations
if no_command_given?
print_help_and_exit(1, NO_COMMAND_GIVEN)
elsif no_subcommand_given?
if want_help? || want_version?
print_help_and_exit(0)
else
print_help_and_exit(2, NO_COMMAND_GIVEN)
end
end
end
def no_subcommand_given?
ARGV[0] =~ /^-/
end
def no_command_given?
ARGV.empty?
end
def want_help?
ARGV[0] =~ /^(--help|-h)$/
end
def want_version?
ARGV[0] =~ /^(--version|-v)$/
end
def print_help_and_exit(exitcode = 1, fatal_message = nil)
Chef::Log.error(fatal_message) if fatal_message
begin
parse_options
rescue OptionParser::InvalidOption => e
puts "#{e}\n"
end
puts opt_parser
puts
Chef::Knife.list_commands
exit exitcode
end
end
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