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#
# Author:: Tyler Cloke (tyler@chef.io)
# Copyright:: Copyright 2015-2016, 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.
#
class Chef
module Mixin
module ApiVersionRequestHandling
# @param exeception [Net::HTTPClientException] may or may not contain the x-ops-server-api-version header
# supported_client_versions:
# @param supported_client_versions [Array<Integer>] The API versions the client supports.
#
# Output:
# nil:
# If the execption was not a 406 or the server does not support versioning
# Array of length zero:
# If there was no intersection between supported client versions and supported server versions
# Arrary of Integers:
# If there was an intersection of supported versions, the array returns will contain that intersection
def server_client_api_version_intersection(exception, supported_client_versions)
# return empty array unless 406 Unacceptable with proper header
return nil if exception.response.code != "406" || exception.response["x-ops-server-api-version"].nil?
# intersection of versions the server and client support, will be of length zero if no intersection
server_supported_client_versions = Array.new
header = Chef::JSONCompat.from_json(exception.response["x-ops-server-api-version"])
min_server_version = Integer(header["min_version"])
max_server_version = Integer(header["max_version"])
supported_client_versions.each do |version|
if version >= min_server_version && version <= max_server_version
server_supported_client_versions.push(version)
end
end
server_supported_client_versions
end
def reregister_only_v0_supported_error_msg(max_version, min_version)
<<~EOH
The reregister command only supports server API version 0.
The server that received the request supports a min version of #{min_version} and a max version of #{max_version}.
User keys are now managed via the key rotation commmands.
Please refer to the documentation on how to manage your keys via the key rotation commands:
https://docs.chef.io/server_security.html#key-rotation
EOH
end
end
end
end
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