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#!/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 helps validate RpcServer without protobuf serialization.
#
# Usage: $ path/to/noproto_server.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)
require 'grpc'
require 'optparse'
# a simple non-protobuf message class.
class NoProtoMsg
def self.marshal(_o)
''
end
def self.unmarshal(_o)
NoProtoMsg.new
end
end
# service the uses the non-protobuf message class.
class NoProtoService
include GRPC::GenericService
rpc :AnRPC, NoProtoMsg, NoProtoMsg
end
# an implementation of the non-protobuf service.
class NoProto < NoProtoService
def initialize(_default_var = 'ignored')
end
def an_rpc(req, _call)
GRPC.logger.info('echo service received a request')
req
end
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_server_creds
certs = load_test_certs
GRPC::Core::ServerCredentials.new(
nil, [{ private_key: certs[1], cert_chain: certs[2] }], false)
end
def main
options = {
'host' => 'localhost:9090',
'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!
s = GRPC::RpcServer.new
if options['secure']
s.add_http2_port(options['host'], test_server_creds)
GRPC.logger.info("... running securely on #{options['host']}")
else
s.add_http2_port(options['host'], :this_port_is_insecure)
GRPC.logger.info("... running insecurely on #{options['host']}")
end
s.handle(NoProto)
s.run_till_terminated
end
main
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