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#
# Author:: Daniel DeLeo (<dan@chef.io>)
# Copyright:: Copyright 2011-2016, 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/run_list"
require "chef/util/path_helper"
class Chef
class Knife
module Core
# Instances of BootstrapContext are the context objects (i.e., +self+) for
# bootstrap templates. For backwards compatibility, they +must+ set the
# following instance variables:
# * @config - a hash of knife's config values
# * @run_list - the run list for the node to boostrap
#
class BootstrapContext
attr_accessor :client_pem
def initialize(config, run_list, chef_config, secret = nil)
@config = config
@run_list = run_list
@chef_config = chef_config
@secret = secret
end
def bootstrap_environment
@config[:environment]
end
def validation_key
if File.exist?(File.expand_path(@chef_config[:validation_key]))
IO.read(File.expand_path(@chef_config[:validation_key]))
else
false
end
end
def encrypted_data_bag_secret
@secret
end
# Contains commands and content, see trusted_certs_content
# TODO: Rename to trusted_certs_script
def trusted_certs
@trusted_certs ||= trusted_certs_content
end
def config_content
client_rb = <<-CONFIG
log_location STDOUT
chef_server_url "#{@chef_config[:chef_server_url]}"
validation_client_name "#{@chef_config[:validation_client_name]}"
CONFIG
if @config[:chef_node_name]
client_rb << %Q{node_name "#{@config[:chef_node_name]}"\n}
else
client_rb << "# Using default node name (fqdn)\n"
end
# We configure :verify_api_cert only when it's overridden on the CLI
# or when specified in the knife config.
if !@config[:node_verify_api_cert].nil? || knife_config.has_key?(:verify_api_cert)
value = @config[:node_verify_api_cert].nil? ? knife_config[:verify_api_cert] : @config[:node_verify_api_cert]
client_rb << %Q{verify_api_cert #{value}\n}
end
# We configure :ssl_verify_mode only when it's overridden on the CLI
# or when specified in the knife config.
if @config[:node_ssl_verify_mode] || knife_config.has_key?(:ssl_verify_mode)
value = case @config[:node_ssl_verify_mode]
when "peer"
:verify_peer
when "none"
:verify_none
when nil
knife_config[:ssl_verify_mode]
else
nil
end
if value
client_rb << %Q{ssl_verify_mode :#{value}\n}
end
end
if @config[:ssl_verify_mode]
client_rb << %Q{ssl_verify_mode :#{knife_config[:ssl_verify_mode]}\n}
end
if knife_config[:bootstrap_proxy]
client_rb << %Q{http_proxy "#{knife_config[:bootstrap_proxy]}"\n}
client_rb << %Q{https_proxy "#{knife_config[:bootstrap_proxy]}"\n}
end
if knife_config[:bootstrap_no_proxy]
client_rb << %Q{no_proxy "#{knife_config[:bootstrap_no_proxy]}"\n}
end
if encrypted_data_bag_secret
client_rb << %Q{encrypted_data_bag_secret "/etc/chef/encrypted_data_bag_secret"\n}
end
unless trusted_certs.empty?
client_rb << %Q{trusted_certs_dir "/etc/chef/trusted_certs"\n}
end
if Chef::Config[:fips]
client_rb << %Q{fips true\n}
end
client_rb
end
def start_chef
# If the user doesn't have a client path configure, let bash use the PATH for what it was designed for
client_path = @chef_config[:chef_client_path] || "chef-client"
s = "#{client_path} -j /etc/chef/first-boot.json"
s << " -l debug" if @config[:verbosity] and @config[:verbosity] >= 2
s << " -E #{bootstrap_environment}" unless bootstrap_environment.nil?
s << " --no-color" unless @config[:color]
s
end
def knife_config
@chef_config.key?(:knife) ? @chef_config[:knife] : {}
end
#
# chef version string to fetch the latest current version from omnitruck
# If user is on X.Y.Z bootstrap will use the latest X release
# X here can be 10 or 11
def latest_current_chef_version_string
installer_version_string = nil
if @config[:prerelease]
installer_version_string = ["-p"]
else
chef_version_string = if knife_config[:bootstrap_version]
knife_config[:bootstrap_version]
else
Chef::VERSION.split(".").first
end
installer_version_string = ["-v", chef_version_string]
# If bootstrapping a pre-release version add -p to the installer string
if chef_version_string.split(".").length > 3
installer_version_string << "-p"
end
end
installer_version_string.join(" ")
end
def first_boot
(@config[:first_boot_attributes] || {}).tap do |attributes|
if @config[:policy_name] && @config[:policy_group]
attributes.merge!(:policy_name => @config[:policy_name], :policy_group => @config[:policy_group])
else
attributes.merge!(:run_list => @run_list)
end
attributes.merge!(:tags => @config[:tags]) if @config[:tags] && !@config[:tags].empty?
end
end
private
# Returns a string for copying the trusted certificates on the workstation to the system being bootstrapped
# This string should contain both the commands necessary to both create the files, as well as their content
def trusted_certs_content
content = ""
if @chef_config[:trusted_certs_dir]
Dir.glob(File.join(Chef::Util::PathHelper.escape_glob(@chef_config[:trusted_certs_dir]), "*.{crt,pem}")).each do |cert|
content << "cat > /etc/chef/trusted_certs/#{File.basename(cert)} <<'EOP'\n" +
IO.read(File.expand_path(cert)) + "\nEOP\n"
end
end
content
end
end
end
end
end
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