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Dir : /opt/alt/ruby27/share/ruby/webrick/httpauth/ |
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Dir : //opt/alt/ruby27/share/ruby/webrick/httpauth/authenticator.rb |
# frozen_string_literal: false #-- # httpauth/authenticator.rb -- Authenticator mix-in module. # # Author: IPR -- Internet Programming with Ruby -- writers # Copyright (c) 2003 Internet Programming with Ruby writers. All rights # reserved. # # $IPR: authenticator.rb,v 1.3 2003/02/20 07:15:47 gotoyuzo Exp $ module WEBrick module HTTPAuth ## # Module providing generic support for both Digest and Basic # authentication schemes. module Authenticator RequestField = "Authorization" # :nodoc: ResponseField = "WWW-Authenticate" # :nodoc: ResponseInfoField = "Authentication-Info" # :nodoc: AuthException = HTTPStatus::Unauthorized # :nodoc: ## # Method of authentication, must be overridden by the including class AuthScheme = nil ## # The realm this authenticator covers attr_reader :realm ## # The user database for this authenticator attr_reader :userdb ## # The logger for this authenticator attr_reader :logger private # :stopdoc: ## # Initializes the authenticator from +config+ def check_init(config) [:UserDB, :Realm].each{|sym| unless config[sym] raise ArgumentError, "Argument #{sym.inspect} missing." end } @realm = config[:Realm] @userdb = config[:UserDB] @logger = config[:Logger] || Log::new($stderr) @reload_db = config[:AutoReloadUserDB] @request_field = self::class::RequestField @response_field = self::class::ResponseField @resp_info_field = self::class::ResponseInfoField @auth_exception = self::class::AuthException @auth_scheme = self::class::AuthScheme end ## # Ensures +req+ has credentials that can be authenticated. def check_scheme(req) unless credentials = req[@request_field] error("no credentials in the request.") return nil end unless match = /^#{@auth_scheme}\s+/i.match(credentials) error("invalid scheme in %s.", credentials) info("%s: %s", @request_field, credentials) if $DEBUG return nil end return match.post_match end def log(meth, fmt, *args) msg = format("%s %s: ", @auth_scheme, @realm) msg << fmt % args @logger.send(meth, msg) end def error(fmt, *args) if @logger.error? log(:error, fmt, *args) end end def info(fmt, *args) if @logger.info? log(:info, fmt, *args) end end # :startdoc: end ## # Module providing generic support for both Digest and Basic # authentication schemes for proxies. module ProxyAuthenticator RequestField = "Proxy-Authorization" # :nodoc: ResponseField = "Proxy-Authenticate" # :nodoc: InfoField = "Proxy-Authentication-Info" # :nodoc: AuthException = HTTPStatus::ProxyAuthenticationRequired # :nodoc: end end end