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require 'optparse'
require 'puppetserver/ca/config/puppet'
require 'puppetserver/ca/errors'
require 'puppetserver/ca/local_certificate_authority'
require 'puppetserver/ca/utils/cli_parsing'
require 'puppetserver/ca/utils/config'
require 'puppetserver/ca/utils/file_system'
require 'puppetserver/ca/utils/signing_digest'
require 'puppetserver/ca/x509_loader'
module Puppetserver
module Ca
module Action
class Import
include Puppetserver::Ca::Utils
SUMMARY = "Import an external CA chain and generate server PKI"
BANNER = <<-BANNER
Usage:
puppetserver ca import [--help]
puppetserver ca import [--config PATH] [--certname NAME]
[--subject-alt-names NAME[,NAME]]
--private-key PATH --cert-bundle PATH --crl-chain PATH
Description:
Given a private key, cert bundle, and a crl chain,
validate and import to the Puppet Server CA.
Note that the cert and crl provided for the leaf CA must not
have already issued or revoked any certificates.
Options:
BANNER
def initialize(logger)
@logger = logger
end
def run(input)
bundle_path = input['cert-bundle']
key_path = input['private-key']
chain_path = input['crl-chain']
config_path = input['config']
files = [bundle_path, key_path, chain_path, config_path].compact
errors = FileSystem.validate_file_paths(files)
return 1 if Errors.handle_with_usage(@logger, errors)
loader = X509Loader.new(bundle_path, key_path, chain_path)
return 1 if Errors.handle_with_usage(@logger, loader.errors)
settings_overrides = {}
settings_overrides[:certname] = input['certname'] unless input['certname'].empty?
settings_overrides[:dns_alt_names] = input['subject-alt-names'] unless input['subject-alt-names'].empty?
puppet = Config::Puppet.new(config_path)
puppet.load(cli_overrides: settings_overrides, logger: @logger)
return 1 if Errors.handle_with_usage(@logger, puppet.errors)
# Load most secure signing digest we can for cers/crl/csr signing.
signer = SigningDigest.new
return 1 if Errors.handle_with_usage(@logger, signer.errors)
errors = import(loader, puppet.settings, signer.digest)
return 1 if Errors.handle_with_usage(@logger, errors)
@logger.inform "Import succeeded. Find your files in #{puppet.settings[:cadir]}"
return 0
end
def import(loader, settings, signing_digest)
ca = Puppetserver::Ca::LocalCertificateAuthority.new(signing_digest, settings)
ca.initialize_ssl_components(loader)
server_key, server_cert = ca.create_server_cert
return ca.errors if ca.errors.any?
FileSystem.ensure_dirs([settings[:ssldir],
settings[:cadir],
settings[:certdir],
settings[:privatekeydir],
settings[:publickeydir],
settings[:signeddir]])
public_files = [
[settings[:cacert], loader.certs],
[settings[:cacrl], loader.crls],
[settings[:cadir] + '/infra_crl.pem', loader.crls],
[settings[:localcacert], loader.certs],
[settings[:hostcrl], loader.crls],
[settings[:hostpubkey], server_key.public_key],
[settings[:hostcert], server_cert],
[settings[:cert_inventory], ca.inventory_entry(server_cert)],
[settings[:capub], loader.key.public_key],
[settings[:cadir] + '/infra_inventory.txt', ''],
[settings[:cadir] + '/infra_serials', ''],
[settings[:serial], "002"],
[File.join(settings[:signeddir], "#{settings[:certname]}.pem"), server_cert]
]
private_files = [
[settings[:hostprivkey], server_key],
[settings[:cakey], loader.key],
]
files_to_check = public_files + private_files
# We don't want to error if server's keys exist. Certain workflows
# allow the agent to have already be installed with keys and then
# upgraded to be a server. The host class will honor keys, if both
# public and private exist, and error if only one exists - as is
# previous behavior.
files_to_check = files_to_check.map(&:first) - [settings[:hostpubkey], settings[:hostprivkey]]
errors = FileSystem.check_for_existing_files(files_to_check)
if !errors.empty?
instructions = <<-ERR
If you would really like to replace your CA, please delete the existing files first.
Note that any certificates that were issued by this CA will become invalid if you
replace it!
ERR
errors << instructions
return errors
end
public_files.each do |location, content|
FileSystem.write_file(location, content, 0644)
end
private_files.each do |location, content|
FileSystem.write_file(location, content, 0640)
end
Puppetserver::Ca::Utils::Config.symlink_to_old_cadir(settings[:cadir], settings[:confdir])
return []
end
def check_flag_usage(results)
if results['cert-bundle'].nil? || results['private-key'].nil? || results['crl-chain'].nil?
' Missing required argument' + "\n" +
' --cert-bundle, --private-key, --crl-chain are required'
end
end
def parse(args)
results = {}
parser = self.class.parser(results)
errors = CliParsing.parse_with_errors(parser, args)
if err = check_flag_usage(results)
errors << err
end
errors_were_handled = Errors.handle_with_usage(@logger, errors, parser.help)
exit_code = errors_were_handled ? 1 : nil
return results, exit_code
end
def self.parser(parsed = {})
parsed['certname'] = ''
parsed['subject-alt-names'] = ''
OptionParser.new do |opts|
opts.banner = BANNER
opts.on('--help', 'Display this command-specific help output') do |help|
parsed['help'] = true
end
opts.on('--config CONF', 'Path to puppet.conf') do |conf|
parsed['config'] = conf
end
opts.on('--private-key KEY', 'Path to PEM encoded key') do |key|
parsed['private-key'] = key
end
opts.on('--cert-bundle BUNDLE', 'Path to PEM encoded bundle') do |bundle|
parsed['cert-bundle'] = bundle
end
opts.on('--crl-chain CHAIN', 'Path to PEM encoded chain') do |chain|
parsed['crl-chain'] = chain
end
opts.on('--certname NAME',
'Common name to use for the server cert') do |name|
parsed['certname'] = name
end
opts.on('--subject-alt-names NAME[,NAME]',
'Subject alternative names for the server cert') do |sans|
parsed['subject-alt-names'] = sans
end
end
end
end
end
end
end
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