1#!/usr/bin/env ruby 2# -*- coding: utf-8 -*- 3 4# Copyright 2015 gRPC authors. 5# 6# Licensed under the Apache License, Version 2.0 (the "License"); 7# you may not use this file except in compliance with the License. 8# You may obtain a copy of the License at 9# 10# http://www.apache.org/licenses/LICENSE-2.0 11# 12# Unless required by applicable law or agreed to in writing, software 13# distributed under the License is distributed on an "AS IS" BASIS, 14# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 15# See the License for the specific language governing permissions and 16# limitations under the License. 17 18# Error-throwing implementation of Route Guide service. 19# 20# Usage: $ path/to/route_guide_server.rb 21 22this_dir = File.expand_path(File.dirname(__FILE__)) 23lib_dir = File.join(File.dirname(this_dir), 'lib') 24$LOAD_PATH.unshift(lib_dir) unless $LOAD_PATH.include?(lib_dir) 25 26require 'grpc' 27require 'route_guide_services_pb' 28 29include Routeguide 30 31include GRPC::Core::StatusCodes 32 33# CanellingandErrorReturningServiceImpl provides an implementation of the RouteGuide service. 34class CancellingAndErrorReturningServerImpl < RouteGuide::Service 35 # def get_feature 36 # Note get_feature isn't implemented in this subclass, so the server 37 # will get a gRPC UNIMPLEMENTED error when it's called. 38 39 def list_features(rectangle, _call) 40 raise "string appears on the client in the 'details' field of a 'GRPC::Unknown' exception" 41 end 42 43 def record_route(call) 44 raise GRPC::BadStatus.new_status_exception(CANCELLED) 45 end 46 47 def route_chat(notes) 48 raise GRPC::BadStatus.new_status_exception(ABORTED, details = 'arbitrary', metadata = {somekey: 'val'}) 49 end 50end 51 52def main 53 port = '0.0.0.0:50051' 54 s = GRPC::RpcServer.new 55 s.add_http2_port(port, :this_port_is_insecure) 56 GRPC.logger.info("... running insecurely on #{port}") 57 s.handle(CancellingAndErrorReturningServerImpl.new) 58 s.run_till_terminated 59end 60 61main 62