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# 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()
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