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#--
# Author:: Adam Jacob (<adam@opscode.com>)
# Author:: Thom May (<thom@clearairturbulence.org>)
# Author:: Nuo Yan (<nuo@opscode.com>)
# Author:: Christopher Brown (<cb@opscode.com>)
# Author:: Christopher Walters (<cw@opscode.com>)
# Author:: Daniel DeLeo (<dan@opscode.com>)
# Copyright:: Copyright (c) 2009, 2010-2016 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 "uri"
require "net/http"
# To load faster, we only want ohai's version string.
# However, in ohai before 0.6.0, the version is defined
# in ohai, not ohai/version
begin
require "ohai/version" #used in user agent string.
rescue LoadError
require "ohai"
end
require "chef/version"
class Chef
class HTTP
class HTTPRequest
engine = defined?(RUBY_ENGINE) ? RUBY_ENGINE : "ruby"
UA_COMMON = "/#{::Chef::VERSION} (#{engine}-#{RUBY_VERSION}-p#{RUBY_PATCHLEVEL}; ohai-#{Ohai::VERSION}; #{RUBY_PLATFORM}; +https://chef.io)"
DEFAULT_UA = "Chef Client" << UA_COMMON
USER_AGENT = "User-Agent".freeze
ACCEPT_ENCODING = "Accept-Encoding".freeze
ENCODING_GZIP_DEFLATE = "gzip;q=1.0,deflate;q=0.6,identity;q=0.3".freeze
GET = "get".freeze
PUT = "put".freeze
POST = "post".freeze
DELETE = "delete".freeze
HEAD = "head".freeze
HTTPS = "https".freeze
SLASH = "/".freeze
HOST_LOWER = "host".freeze
URI_SCHEME_DEFAULT_PORT = { "http" => 80, "https" => 443 }.freeze
def self.user_agent=(ua)
@user_agent = ua
end
def self.user_agent
@user_agent ||= DEFAULT_UA
end
attr_reader :method, :url, :headers, :http_client, :http_request
def initialize(method, url, req_body, base_headers={})
@method, @url = method, url
@request_body = nil
build_headers(base_headers)
configure_http_request(req_body)
end
def host
@url.hostname
end
def uri_safe_host
@url.host
end
def port
@url.port
end
def query
@url.query
end
def path
@url.path.empty? ? SLASH : @url.path
end
# DEPRECATED. Call request on an HTTP client object instead.
def call
hide_net_http_bug do
http_client.request(http_request) do |response|
yield response if block_given?
response
end
end
end
def config
Chef::Config
end
# DEPRECATED. Call request on an HTTP client object instead.
def http_client
@http_client ||= BasicClient.new(url).http_client
end
private
def hide_net_http_bug
yield
rescue NoMethodError => e
# http://redmine.ruby-lang.org/issues/show/2708
# http://redmine.ruby-lang.org/issues/show/2758
if e.to_s =~ /#{Regexp.escape(%q|undefined method `closed?' for nil:NilClass|)}/
Chef::Log.debug("Rescued error in http connect, re-raising as Errno::ECONNREFUSED to hide bug in net/http")
Chef::Log.debug("#{e.class.name}: #{e}")
Chef::Log.debug(e.backtrace.join("\n"))
raise Errno::ECONNREFUSED, "Connection refused attempting to contact #{url.scheme}://#{host}:#{port}"
else
raise
end
end
def build_headers(headers)
@headers = headers.dup
# No response compression unless we asked for it explicitly:
@headers[HTTPRequest::ACCEPT_ENCODING] ||= "identity"
@headers["X-Chef-Version"] = ::Chef::VERSION
# Only include port in Host header when it is not the default port
# for the url scheme (80;443) - Fixes CHEF-5355
host_header = uri_safe_host.dup
host_header << ":#{port}" unless URI_SCHEME_DEFAULT_PORT[@url.scheme] == port.to_i
@headers["Host"] = host_header unless @headers.keys.any? {|k| k.downcase.to_s == HOST_LOWER }
@headers
end
def configure_http_request(request_body=nil)
req_path = "#{path}"
req_path << "?#{query}" if query
@http_request = case method.to_s.downcase
when GET
Net::HTTP::Get.new(req_path, headers)
when POST
Net::HTTP::Post.new(req_path, headers)
when PUT
Net::HTTP::Put.new(req_path, headers)
when DELETE
Net::HTTP::Delete.new(req_path, headers)
when HEAD
Net::HTTP::Head.new(req_path, headers)
else
raise ArgumentError, "You must provide :GET, :PUT, :POST, :DELETE or :HEAD as the method"
end
@http_request.body = request_body if (request_body && @http_request.request_body_permitted?)
# Optionally handle HTTP Basic Authentication
if url.user
user = URI.unescape(url.user)
password = URI.unescape(url.password) if url.password
@http_request.basic_auth(user, password)
end
# Overwrite default UA
@http_request[USER_AGENT] = self.class.user_agent
end
end
end
end
|
