| # Copyright 2019 The gRPC Authors |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| """Poll statistics from the server.""" |
| |
| from __future__ import absolute_import |
| from __future__ import division |
| from __future__ import print_function |
| |
| import argparse |
| import logging |
| |
| import grpc |
| from grpc_channelz.v1 import channelz_pb2 |
| from grpc_channelz.v1 import channelz_pb2_grpc |
| |
| |
| def run(addr): |
| with grpc.insecure_channel(addr) as channel: |
| channelz_stub = channelz_pb2_grpc.ChannelzStub(channel) |
| # This RPC pulls server-level metrics, like sent/received messages, |
| # succeeded/failed RPCs. For more info see: |
| # https://github.com/grpc/grpc/blob/master/src/proto/grpc/channelz/channelz.proto |
| response = channelz_stub.GetServers(channelz_pb2.GetServersRequest()) |
| print(f"Info for all servers: {response}") |
| |
| |
| def main(): |
| parser = argparse.ArgumentParser() |
| parser.add_argument( |
| "--addr", |
| nargs=1, |
| type=str, |
| default="[::]:50051", |
| help="the address to request", |
| ) |
| args = parser.parse_args() |
| run(addr=args.addr) |
| |
| |
| if __name__ == "__main__": |
| logging.basicConfig() |
| main() |