1#!/usr/bin/env ruby 2# 3# Copyright 2016 gRPC authors. 4# 5# Licensed under the Apache License, Version 2.0 (the "License"); 6# you may not use this file except in compliance with the License. 7# You may obtain a copy of the License at 8# 9# http://www.apache.org/licenses/LICENSE-2.0 10# 11# Unless required by applicable law or agreed to in writing, software 12# distributed under the License is distributed on an "AS IS" BASIS, 13# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14# See the License for the specific language governing permissions and 15# limitations under the License. 16 17ENV['GRPC_ENABLE_FORK_SUPPORT'] = "1" 18fail "forking only supported on linux" unless RUBY_PLATFORM =~ /linux/ 19 20this_dir = File.expand_path(File.dirname(__FILE__)) 21protos_lib_dir = File.join(this_dir, 'lib') 22grpc_lib_dir = File.join(File.dirname(this_dir), 'lib') 23$LOAD_PATH.unshift(grpc_lib_dir) unless $LOAD_PATH.include?(grpc_lib_dir) 24$LOAD_PATH.unshift(protos_lib_dir) unless $LOAD_PATH.include?(protos_lib_dir) 25$LOAD_PATH.unshift(this_dir) unless $LOAD_PATH.include?(this_dir) 26 27require 'grpc' 28require 'end2end_common' 29 30def main 31 10_000.times do 32 # The prefork and postfork APIs are meant to be used before and after a 33 # fork. So this is not technically correct usage of the API. However, the 34 # current implementation doesn't actually care about a "fork" call happening 35 # in between prefork and postfork_parent, and this is unlikely to change anytime 36 # soon. Also note the goal of this test is mainly to test the background thread startup 37 # and shutdown that happens in prefork and postfork_parent. If we were to actually 38 # fork in this test, it would take much longer to run. 39 GRPC.prefork 40 GRPC.postfork_parent 41 end 42end 43 44main 45