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Add example for TLS. <!-- If you know who should review your pull request, please assign it to that person, otherwise the pull request would get assigned randomly. If your pull request is for a specific language, please add the appropriate lang label. -->
58 lines
1.6 KiB
Python
58 lines
1.6 KiB
Python
# Copyright 2023 The gRPC Authors
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Client of the Python example of TLS."""
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import logging
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import _credentials
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import grpc
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helloworld_pb2, helloworld_pb2_grpc = grpc.protos_and_services(
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"helloworld.proto"
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)
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_LOGGER = logging.getLogger(__name__)
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_LOGGER.setLevel(logging.INFO)
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_PORT = 50051
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_SERVER_ADDR_TEMPLATE = "localhost:%d"
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def send_rpc(stub):
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request = helloworld_pb2.HelloRequest(name="you")
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try:
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response = stub.SayHello(request)
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except grpc.RpcError as rpc_error:
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_LOGGER.error("Received error: %s", rpc_error)
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return rpc_error
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else:
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_LOGGER.info("Received message: %s", response)
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return response
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def main():
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channel_credential = grpc.ssl_channel_credentials(
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_credentials.ROOT_CERTIFICATE
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)
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with grpc.secure_channel(
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_SERVER_ADDR_TEMPLATE % _PORT, channel_credential
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) as channel:
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stub = helloworld_pb2_grpc.GreeterStub(channel)
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send_rpc(stub)
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if __name__ == "__main__":
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logging.basicConfig(level=logging.INFO)
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main()
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