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# frozen_string_literal: true
# Copyright, 2017, by Samuel G. D. Williams. <http://www.codeotaku.com>
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
require_relative 'host_endpoint'
require_relative 'ssl_socket'
module Async
module IO
class SSLEndpoint < Endpoint
def initialize(endpoint, **options)
super(**options)
@endpoint = endpoint
if ssl_context = options[:ssl_context]
@context = build_context(ssl_context)
else
@context = nil
end
end
def to_s
"\#<#{self.class} #{@endpoint}>"
end
def address
@endpoint.address
end
def hostname
@options[:hostname] || @endpoint.hostname
end
attr :endpoint
attr :options
def params
@options[:ssl_params]
end
def build_context(context = OpenSSL::SSL::SSLContext.new)
if params = self.params
context.set_params(params)
end
context.setup
context.freeze
return context
end
def context
@context ||= build_context
end
# Connect to the underlying endpoint and establish a SSL connection.
# @yield [Socket] the socket which is being connected
# @return [Socket] the connected socket
def bind
if block_given?
@endpoint.bind do |server|
yield SSLServer.new(server, context)
end
else
return SSLServer.new(@endpoint.bind, context)
end
end
# Connect to the underlying endpoint and establish a SSL connection.
# @yield [Socket] the socket which is being connected
# @return [Socket] the connected socket
def connect(&block)
SSLSocket.connect(@endpoint.connect, context, hostname, &block)
end
def each
return to_enum unless block_given?
@endpoint.each do |endpoint|
yield self.class.new(endpoint, **@options)
end
end
end
# Backwards compatibility.
SecureEndpoint = SSLEndpoint
class Endpoint
# @param args
# @param ssl_context [OpenSSL::SSL::SSLContext, nil]
# @param hostname [String, nil]
# @param options keyword arguments passed through to {Endpoint.tcp}
#
# @return [SSLEndpoint]
def self.ssl(*args, ssl_context: nil, hostname: nil, **options)
SSLEndpoint.new(self.tcp(*args, **options), ssl_context: ssl_context, hostname: hostname)
end
end
end
end
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