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Diffstat (limited to 'src/cpp/ext/filters/census/grpc_plugin.cc')
-rw-r--r-- | src/cpp/ext/filters/census/grpc_plugin.cc | 130 |
1 files changed, 130 insertions, 0 deletions
diff --git a/src/cpp/ext/filters/census/grpc_plugin.cc b/src/cpp/ext/filters/census/grpc_plugin.cc new file mode 100644 index 0000000000..f978ed3bf5 --- /dev/null +++ b/src/cpp/ext/filters/census/grpc_plugin.cc @@ -0,0 +1,130 @@ +/* + * + * Copyright 2018 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. + * + */ + +#include <grpc/support/port_platform.h> + +#include "src/cpp/ext/filters/census/grpc_plugin.h" + +#include <grpcpp/server_context.h> + +#include "opencensus/trace/span.h" +#include "src/cpp/ext/filters/census/channel_filter.h" +#include "src/cpp/ext/filters/census/client_filter.h" +#include "src/cpp/ext/filters/census/measures.h" +#include "src/cpp/ext/filters/census/server_filter.h" + +namespace grpc { + +void RegisterOpenCensusPlugin() { + RegisterChannelFilter<CensusChannelData, CensusClientCallData>( + "opencensus_client", GRPC_CLIENT_CHANNEL, INT_MAX /* priority */, + nullptr /* condition function */); + RegisterChannelFilter<CensusChannelData, CensusServerCallData>( + "opencensus_server", GRPC_SERVER_CHANNEL, INT_MAX /* priority */, + nullptr /* condition function */); + + // Access measures to ensure they are initialized. Otherwise, creating a view + // before the first RPC would cause an error. + RpcClientSentBytesPerRpc(); + RpcClientReceivedBytesPerRpc(); + RpcClientRoundtripLatency(); + RpcClientServerLatency(); + RpcClientSentMessagesPerRpc(); + RpcClientReceivedMessagesPerRpc(); + + RpcServerSentBytesPerRpc(); + RpcServerReceivedBytesPerRpc(); + RpcServerServerLatency(); + RpcServerSentMessagesPerRpc(); + RpcServerReceivedMessagesPerRpc(); +} + +::opencensus::trace::Span GetSpanFromServerContext(ServerContext* context) { + return reinterpret_cast<const CensusContext*>(context->census_context()) + ->Span(); +} + +// These measure definitions should be kept in sync across opencensus +// implementations--see +// https://github.com/census-instrumentation/opencensus-java/blob/master/contrib/grpc_metrics/src/main/java/io/opencensus/contrib/grpc/metrics/RpcMeasureConstants.java. +::opencensus::stats::TagKey ClientMethodTagKey() { + static const auto method_tag_key = + ::opencensus::stats::TagKey::Register("grpc_client_method"); + return method_tag_key; +} + +::opencensus::stats::TagKey ClientStatusTagKey() { + static const auto status_tag_key = + ::opencensus::stats::TagKey::Register("grpc_client_status"); + return status_tag_key; +} + +::opencensus::stats::TagKey ServerMethodTagKey() { + static const auto method_tag_key = + ::opencensus::stats::TagKey::Register("grpc_server_method"); + return method_tag_key; +} + +::opencensus::stats::TagKey ServerStatusTagKey() { + static const auto status_tag_key = + ::opencensus::stats::TagKey::Register("grpc_server_status"); + return status_tag_key; +} + +// Client +ABSL_CONST_INIT const absl::string_view + kRpcClientSentMessagesPerRpcMeasureName = + "grpc.io/client/sent_messages_per_rpc"; + +ABSL_CONST_INIT const absl::string_view kRpcClientSentBytesPerRpcMeasureName = + "grpc.io/client/sent_bytes_per_rpc"; + +ABSL_CONST_INIT const absl::string_view + kRpcClientReceivedMessagesPerRpcMeasureName = + "grpc.io/client/received_messages_per_rpc"; + +ABSL_CONST_INIT const absl::string_view + kRpcClientReceivedBytesPerRpcMeasureName = + "grpc.io/client/received_bytes_per_rpc"; + +ABSL_CONST_INIT const absl::string_view kRpcClientRoundtripLatencyMeasureName = + "grpc.io/client/roundtrip_latency"; + +ABSL_CONST_INIT const absl::string_view kRpcClientServerLatencyMeasureName = + "grpc.io/client/server_latency"; + +// Server +ABSL_CONST_INIT const absl::string_view + kRpcServerSentMessagesPerRpcMeasureName = + "grpc.io/server/sent_messages_per_rpc"; + +ABSL_CONST_INIT const absl::string_view kRpcServerSentBytesPerRpcMeasureName = + "grpc.io/server/sent_bytes_per_rpc"; + +ABSL_CONST_INIT const absl::string_view + kRpcServerReceivedMessagesPerRpcMeasureName = + "grpc.io/server/received_messages_per_rpc"; + +ABSL_CONST_INIT const absl::string_view + kRpcServerReceivedBytesPerRpcMeasureName = + "grpc.io/server/received_bytes_per_rpc"; + +ABSL_CONST_INIT const absl::string_view kRpcServerServerLatencyMeasureName = + "grpc.io/server/server_latency"; + +} // namespace grpc |