| // Licensed to Apache Software Foundation (ASF) under one or more contributor |
| // license agreements. See the NOTICE file distributed with |
| // this work for additional information regarding copyright |
| // ownership. Apache Software Foundation (ASF) licenses this file to you 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. |
| |
| package grpc |
| |
| import ( |
| "github.com/apache/skywalking-go/plugins/core/operator" |
| "github.com/apache/skywalking-go/plugins/core/tracing" |
| ) |
| |
| type ServerUnaryInterceptor struct { |
| } |
| |
| func (h *ServerUnaryInterceptor) BeforeInvoke(invocation operator.Invocation) error { |
| activeSpan := tracing.ActiveSpan() |
| if activeSpan == nil { |
| return nil |
| } |
| activeSpan.Tag(RPCTypeTag, "Unary") |
| return nil |
| } |
| |
| func (h *ServerUnaryInterceptor) AfterInvoke(invocation operator.Invocation, result ...interface{}) error { |
| return nil |
| } |
