| #!/usr/bin/env ruby |
| |
| # Copyright 2015, Google Inc. |
| # All rights reserved. |
| # |
| # Redistribution and use in source and binary forms, with or without |
| # modification, are permitted provided that the following conditions are |
| # met: |
| # |
| # * Redistributions of source code must retain the above copyright |
| # notice, this list of conditions and the following disclaimer. |
| # * Redistributions in binary form must reproduce the above |
| # copyright notice, this list of conditions and the following disclaimer |
| # in the documentation and/or other materials provided with the |
| # distribution. |
| # * Neither the name of Google Inc. nor the names of its |
| # contributors may be used to endorse or promote products derived from |
| # this software without specific prior written permission. |
| # |
| # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| # Sample app that accesses a Calc service running on a Ruby gRPC server and |
| # helps validate RpcServer as a gRPC server using proto2 serialization. |
| # |
| # Usage: $ path/to/math_client.rb |
| |
| this_dir = File.expand_path(File.dirname(__FILE__)) |
| lib_dir = File.join(File.dirname(this_dir), 'lib') |
| $LOAD_PATH.unshift(lib_dir) unless $LOAD_PATH.include?(lib_dir) |
| $LOAD_PATH.unshift(this_dir) unless $LOAD_PATH.include?(this_dir) |
| |
| require 'grpc' |
| require 'math_services' |
| require 'optparse' |
| |
| include GRPC::Core::TimeConsts |
| |
| def do_div(stub) |
| logger.info('request_response') |
| logger.info('----------------') |
| req = Math::DivArgs.new(dividend: 7, divisor: 3) |
| logger.info("div(7/3): req=#{req.inspect}") |
| resp = stub.div(req, INFINITE_FUTURE) |
| logger.info("Answer: #{resp.inspect}") |
| logger.info('----------------') |
| end |
| |
| def do_sum(stub) |
| # to make client streaming requests, pass an enumerable of the inputs |
| logger.info('client_streamer') |
| logger.info('---------------') |
| reqs = [1, 2, 3, 4, 5].map { |x| Math::Num.new(num: x) } |
| logger.info("sum(1, 2, 3, 4, 5): reqs=#{reqs.inspect}") |
| resp = stub.sum(reqs) # reqs.is_a?(Enumerable) |
| logger.info("Answer: #{resp.inspect}") |
| logger.info('---------------') |
| end |
| |
| def do_fib(stub) |
| logger.info('server_streamer') |
| logger.info('----------------') |
| req = Math::FibArgs.new(limit: 11) |
| logger.info("fib(11): req=#{req.inspect}") |
| resp = stub.fib(req, INFINITE_FUTURE) |
| resp.each do |r| |
| logger.info("Answer: #{r.inspect}") |
| end |
| logger.info('----------------') |
| end |
| |
| def do_div_many(stub) |
| logger.info('bidi_streamer') |
| logger.info('-------------') |
| reqs = [] |
| reqs << Math::DivArgs.new(dividend: 7, divisor: 3) |
| reqs << Math::DivArgs.new(dividend: 5, divisor: 2) |
| reqs << Math::DivArgs.new(dividend: 7, divisor: 2) |
| logger.info("div(7/3), div(5/2), div(7/2): reqs=#{reqs.inspect}") |
| resp = stub.div_many(reqs, 10) |
| resp.each do |r| |
| logger.info("Answer: #{r.inspect}") |
| end |
| logger.info('----------------') |
| end |
| |
| def load_test_certs |
| this_dir = File.expand_path(File.dirname(__FILE__)) |
| data_dir = File.join(File.dirname(this_dir), 'spec/testdata') |
| files = ['ca.pem', 'server1.key', 'server1.pem'] |
| files.map { |f| File.open(File.join(data_dir, f)).read } |
| end |
| |
| def test_creds |
| certs = load_test_certs |
| GRPC::Core::Credentials.new(certs[0]) |
| end |
| |
| def main |
| options = { |
| 'host' => 'localhost:7071', |
| 'secure' => false |
| } |
| OptionParser.new do |opts| |
| opts.banner = 'Usage: [--host <hostname>:<port>] [--secure|-s]' |
| opts.on('--host HOST', '<hostname>:<port>') do |v| |
| options['host'] = v |
| end |
| opts.on('-s', '--secure', 'access using test creds') do |v| |
| options['secure'] = v |
| end |
| end.parse! |
| |
| # The Math::Math:: module occurs because the service has the same name as its |
| # package. That practice should be avoided by defining real services. |
| |
| p options |
| if options['secure'] |
| stub_opts = { |
| :creds => test_creds, |
| GRPC::Core::Channel::SSL_TARGET => 'foo.test.google.fr' |
| } |
| p stub_opts |
| p options['host'] |
| stub = Math::Math::Stub.new(options['host'], **stub_opts) |
| logger.info("... connecting securely on #{options['host']}") |
| else |
| stub = Math::Math::Stub.new(options['host']) |
| logger.info("... connecting insecurely on #{options['host']}") |
| end |
| |
| do_div(stub) |
| do_sum(stub) |
| do_fib(stub) |
| do_div_many(stub) |
| end |
| |
| main |