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#
# Author:: Adam Jacob (<adam@opscode.com>)
# Copyright:: Copyright (c) 2009 Opscode, 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/knife'
class Chef
class Knife
class Configure < Knife
attr_reader :chef_server, :new_client_name, :admin_client_name, :admin_client_key
attr_reader :chef_repo, :new_client_key, :validation_client_name, :validation_key
deps do
require 'ohai'
Chef::Knife::ClientCreate.load_deps
Chef::Knife::UserCreate.load_deps
end
banner "knife configure (options)"
option :repository,
:short => "-r REPO",
:long => "--repository REPO",
:description => "The path to your chef-repo"
option :initial,
:short => "-i",
:long => "--initial",
:boolean => true,
:description => "Create an initial API User"
option :admin_client_name,
:long => "--admin-client-name NAME",
:description => "The existing admin clientname (usually admin)"
option :admin_client_key,
:long => "--admin-client-key PATH",
:description => "The path to the admin client's private key (usually a file named admin.pem)"
option :validation_client_name,
:long => "--validation-client-name NAME",
:description => "The validation clientname (usually chef-validator)"
option :validation_key,
:long => "--validation-key PATH",
:description => "The location of the location of the validation key (usually a file named validation.pem)"
def configure_chef
# We are just faking out the system so that you can do this without a key specified
Chef::Config[:node_name] = 'woot'
super
Chef::Config[:node_name] = nil
end
def run
ask_user_for_config_path
FileUtils.mkdir_p(chef_config_path)
ask_user_for_config
::File.open(config[:config_file], "w") do |f|
f.puts <<-EOH
log_level :info
log_location STDOUT
node_name '#{new_client_name}'
client_key '#{new_client_key}'
validation_client_name '#{validation_client_name}'
validation_key '#{validation_key}'
chef_server_url '#{chef_server}'
syntax_check_cache_path '#{File.join(chef_config_path, "syntax_check_cache")}'
EOH
unless chef_repo.empty?
f.puts "cookbook_path [ '#{chef_repo}/cookbooks' ]"
end
end
if config[:initial]
ui.msg("Creating initial API user...")
Chef::Config[:chef_server_url] = chef_server
Chef::Config[:node_name] = admin_client_name
Chef::Config[:client_key] = admin_client_key
user_create = Chef::Knife::UserCreate.new
user_create.name_args = [ new_client_name ]
user_create.config[:user_password] = config[:user_password] ||
ui.ask("Please enter a password for the new user: ") {|q| q.echo = false}
user_create.config[:admin] = true
user_create.config[:file] = new_client_key
user_create.config[:yes] = true
user_create.config[:disable_editing] = true
user_create.run
else
ui.msg("*****")
ui.msg("")
ui.msg("You must place your client key in:")
ui.msg(" #{new_client_key}")
ui.msg("Before running commands with Knife!")
ui.msg("")
ui.msg("*****")
ui.msg("")
ui.msg("You must place your validation key in:")
ui.msg(" #{validation_key}")
ui.msg("Before generating instance data with Knife!")
ui.msg("")
ui.msg("*****")
end
ui.msg("Configuration file written to #{config[:config_file]}")
end
def ask_user_for_config_path
config[:config_file] ||= ask_question("Where should I put the config file? ", :default => "#{Chef::Config[:user_home]}/.chef/knife.rb")
# have to use expand path to expand the tilde character to the user's home
config[:config_file] = File.expand_path(config[:config_file])
if File.exists?(config[:config_file])
confirm("Overwrite #{config[:config_file]}")
end
end
def ask_user_for_config
server_name = guess_servername
@chef_server = config[:chef_server_url] || ask_question("Please enter the chef server URL: ", :default => "http://#{server_name}:4000")
if config[:initial]
@new_client_name = config[:node_name] || ask_question("Please enter a name for the new user: ", :default => Etc.getlogin)
@admin_client_name = config[:admin_client_name] || ask_question("Please enter the existing admin name: ", :default => 'admin')
@admin_client_key = config[:admin_client_key] || ask_question("Please enter the location of the existing admin's private key: ", :default => '/etc/chef/admin.pem')
@admin_client_key = File.expand_path(@admin_client_key)
else
@new_client_name = config[:node_name] || ask_question("Please enter an existing username or clientname for the API: ", :default => Etc.getlogin)
end
@validation_client_name = config[:validation_client_name] || ask_question("Please enter the validation clientname: ", :default => 'chef-validator')
@validation_key = config[:validation_key] || ask_question("Please enter the location of the validation key: ", :default => '/etc/chef/validation.pem')
@validation_key = File.expand_path(@validation_key)
@chef_repo = config[:repository] || ask_question("Please enter the path to a chef repository (or leave blank): ")
@new_client_key = config[:client_key] || File.join(chef_config_path, "#{@new_client_name}.pem")
@new_client_key = File.expand_path(@new_client_key)
end
def guess_servername
o = Ohai::System.new
o.require_plugin 'os'
o.require_plugin 'hostname'
o[:fqdn] || 'localhost'
end
def config_file
config[:config_file]
end
def chef_config_path
File.dirname(config_file)
end
end
end
end
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