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path: root/lib/chef/resource/openssl_rsa_public_key.rb
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#
# 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 "../resource"

class Chef
  class Resource
    class OpensslRsaPublicKey < Chef::Resource
      require_relative "../mixin/openssl_helper"
      include Chef::Mixin::OpenSSLHelper

      resource_name :openssl_rsa_public_key
      provides(:openssl_rsa_public_key) { true }

      description "Use the openssl_rsa_public_key resource to generate RSA public key files for a given RSA private key."
      introduced "14.0"

      property :path, String,
        description: "An optional property for specifying the path to the public key if it differs from the resource block's name.",
        name_property: true

      property :private_key_path, String,
        description: "The path to the private key file."

      property :private_key_content, String,
        description: "The content of the private key, including new lines. This property is used in place of private_key_path in instances where you want to avoid having to first write the private key to disk."

      property :private_key_pass, String,
        description: "The passphrase of the provided private key."

      property :owner, [String, Integer],
        description: "The owner applied to all files created by the resource."

      property :group, [String, Integer],
        description: "The group ownership applied to all files created by the resource."

      property :mode, [Integer, String],
        description: "The permission mode applied to all files created by the resource.",
        default: "0640"

      action :create do
        description "Create the RSA public key."

        raise ArgumentError, "You cannot specify both 'private_key_path' and 'private_key_content' properties at the same time." if new_resource.private_key_path && new_resource.private_key_content
        raise ArgumentError, "You must specify the private key with either 'private_key_path' or 'private_key_content' properties." unless new_resource.private_key_path || new_resource.private_key_content
        raise "#{new_resource.private_key_path} not a valid private RSA key or password is invalid" unless priv_key_file_valid?((new_resource.private_key_path || new_resource.private_key_content), new_resource.private_key_pass)

        rsa_key_content = gen_rsa_pub_key((new_resource.private_key_path || new_resource.private_key_content), new_resource.private_key_pass)

        file new_resource.path do
          action :create
          owner new_resource.owner unless new_resource.owner.nil?
          group new_resource.group unless new_resource.group.nil?
          mode new_resource.mode
          content rsa_key_content
        end
      end
    end
  end
end