1# Copyright 2020 gRPC authors. 2# 3# Licensed under the Apache License, Version 2.0 (the "License"); 4# you may not use this file except in compliance with the License. 5# You may obtain a copy of the License at 6# 7# http://www.apache.org/licenses/LICENSE-2.0 8# 9# Unless required by applicable law or agreed to in writing, software 10# distributed under the License is distributed on an "AS IS" BASIS, 11# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12# See the License for the specific language governing permissions and 13# limitations under the License. 14"""The AsyncIO version of the reflection servicer.""" 15 16from typing import AsyncIterable 17 18import grpc 19from grpc_reflection.v1alpha import reflection_pb2 as _reflection_pb2 20from grpc_reflection.v1alpha._base import BaseReflectionServicer 21 22 23class ReflectionServicer(BaseReflectionServicer): 24 """Servicer handling RPCs for service statuses.""" 25 26 async def ServerReflectionInfo( 27 self, 28 request_iterator: AsyncIterable[ 29 _reflection_pb2.ServerReflectionRequest 30 ], 31 unused_context, 32 ) -> AsyncIterable[_reflection_pb2.ServerReflectionResponse]: 33 async for request in request_iterator: 34 if request.HasField("file_by_filename"): 35 yield self._file_by_filename(request, request.file_by_filename) 36 elif request.HasField("file_containing_symbol"): 37 yield self._file_containing_symbol( 38 request, request.file_containing_symbol 39 ) 40 elif request.HasField("file_containing_extension"): 41 yield self._file_containing_extension( 42 request, 43 request.file_containing_extension.containing_type, 44 request.file_containing_extension.extension_number, 45 ) 46 elif request.HasField("all_extension_numbers_of_type"): 47 yield self._all_extension_numbers_of_type( 48 request, request.all_extension_numbers_of_type 49 ) 50 elif request.HasField("list_services"): 51 yield self._list_services(request) 52 else: 53 yield _reflection_pb2.ServerReflectionResponse( 54 error_response=_reflection_pb2.ErrorResponse( 55 error_code=grpc.StatusCode.INVALID_ARGUMENT.value[0], 56 error_message=grpc.StatusCode.INVALID_ARGUMENT.value[ 57 1 58 ].encode(), 59 ), 60 original_request=request, 61 ) 62 63 64__all__ = [ 65 "ReflectionServicer", 66] 67