The C based gRPC (C++, Python, Ruby, Objective-C, PHP, C#)
https://grpc.io/
128 lines
5.0 KiB
128 lines
5.0 KiB
# Copyright 2015, Google Inc. |
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# All rights reserved. |
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# |
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# Redistribution and use in source and binary forms, with or without |
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# modification, are permitted provided that the following conditions are |
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# met: |
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# |
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# * Redistributions of source code must retain the above copyright |
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# notice, this list of conditions and the following disclaimer. |
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# * Redistributions in binary form must reproduce the above |
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# copyright notice, this list of conditions and the following disclaimer |
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# in the documentation and/or other materials provided with the |
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# distribution. |
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# * Neither the name of Google Inc. nor the names of its |
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# contributors may be used to endorse or promote products derived from |
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# this software without specific prior written permission. |
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# |
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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"""The Python implementation of the GRPC interoperability test client.""" |
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import argparse |
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from oauth2client import client as oauth2client_client |
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import grpc |
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from grpc.beta import implementations |
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from src.proto.grpc.testing import test_pb2 |
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from tests.interop import methods |
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from tests.interop import resources |
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def _args(): |
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parser = argparse.ArgumentParser() |
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parser.add_argument( |
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'--server_host', help='the host to which to connect', type=str) |
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parser.add_argument( |
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'--server_port', help='the port to which to connect', type=int) |
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parser.add_argument( |
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'--test_case', help='the test case to execute', type=str) |
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parser.add_argument( |
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'--use_tls', help='require a secure connection', default=False, |
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type=resources.parse_bool) |
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parser.add_argument( |
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'--use_test_ca', help='replace platform root CAs with ca.pem', |
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default=False, type=resources.parse_bool) |
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parser.add_argument( |
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'--server_host_override', |
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help='the server host to which to claim to connect', type=str) |
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parser.add_argument('--oauth_scope', help='scope for OAuth tokens', type=str) |
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parser.add_argument( |
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'--default_service_account', |
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help='email address of the default service account', type=str) |
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return parser.parse_args() |
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def _application_default_credentials(): |
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return oauth2client_client.GoogleCredentials.get_application_default() |
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def _stub(args): |
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target = '{}:{}'.format(args.server_host, args.server_port) |
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if args.test_case == 'oauth2_auth_token': |
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google_credentials = _application_default_credentials() |
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scoped_credentials = google_credentials.create_scoped([args.oauth_scope]) |
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access_token = scoped_credentials.get_access_token().access_token |
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call_credentials = grpc.access_token_call_credentials(access_token) |
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elif args.test_case == 'compute_engine_creds': |
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google_credentials = _application_default_credentials() |
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scoped_credentials = google_credentials.create_scoped([args.oauth_scope]) |
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# TODO(https://github.com/grpc/grpc/issues/6799): Eliminate this last |
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# remaining use of the Beta API. |
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call_credentials = implementations.google_call_credentials( |
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scoped_credentials) |
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elif args.test_case == 'jwt_token_creds': |
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google_credentials = _application_default_credentials() |
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# TODO(https://github.com/grpc/grpc/issues/6799): Eliminate this last |
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# remaining use of the Beta API. |
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call_credentials = implementations.google_call_credentials( |
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google_credentials) |
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else: |
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call_credentials = None |
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if args.use_tls: |
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if args.use_test_ca: |
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root_certificates = resources.test_root_certificates() |
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else: |
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root_certificates = None # will load default roots. |
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channel_credentials = grpc.ssl_channel_credentials(root_certificates) |
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if call_credentials is not None: |
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channel_credentials = grpc.composite_channel_credentials( |
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channel_credentials, call_credentials) |
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channel = grpc.secure_channel( |
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target, channel_credentials, |
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(('grpc.ssl_target_name_override', args.server_host_override,),)) |
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else: |
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channel = grpc.insecure_channel(target) |
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return test_pb2.TestServiceStub(channel) |
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def _test_case_from_arg(test_case_arg): |
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for test_case in methods.TestCase: |
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if test_case_arg == test_case.value: |
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return test_case |
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else: |
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raise ValueError('No test case "%s"!' % test_case_arg) |
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def test_interoperability(): |
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args = _args() |
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stub = _stub(args) |
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test_case = _test_case_from_arg(args.test_case) |
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test_case.test_interoperability(stub, args) |
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if __name__ == '__main__': |
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test_interoperability()
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