75 lines
2.0 KiB
Go
75 lines
2.0 KiB
Go
// Copyright 2017, OpenCensus Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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// Package grpc contains OpenCensus stats and trace
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// integrations with gRPC.
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package grpc
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import (
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"golang.org/x/net/context"
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"go.opencensus.io/plugin/grpc/grpcstats"
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"go.opencensus.io/plugin/grpc/grpctrace"
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"google.golang.org/grpc/stats"
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)
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// NewClientStatsHandler enables OpenCensus stats and trace
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// for gRPC clients. If these features need to be indiviually turned
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// on, see grpcstats and grpctrace packages.
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func NewClientStatsHandler() stats.Handler {
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return handler{
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grpcstats.NewClientStatsHandler(),
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grpctrace.NewClientStatsHandler(),
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}
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}
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// NewServerStatsHandler enables OpenCensus stats and trace
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// for gRPC servers. If these features need to be indiviually turned
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// on, see grpcstats and grpctrace packages.
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func NewServerStatsHandler() stats.Handler {
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return handler{
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grpcstats.NewServerStatsHandler(),
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grpctrace.NewServerStatsHandler(),
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}
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}
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type handler []stats.Handler
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func (h handler) HandleConn(ctx context.Context, cs stats.ConnStats) {
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for _, hh := range h {
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hh.HandleConn(ctx, cs)
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}
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}
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func (h handler) HandleRPC(ctx context.Context, rs stats.RPCStats) {
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for _, hh := range h {
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hh.HandleRPC(ctx, rs)
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}
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}
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func (h handler) TagConn(ctx context.Context, cti *stats.ConnTagInfo) context.Context {
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for _, hh := range h {
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ctx = hh.TagConn(ctx, cti)
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}
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return ctx
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}
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func (h handler) TagRPC(ctx context.Context, rti *stats.RPCTagInfo) context.Context {
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for _, hh := range h {
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ctx = hh.TagRPC(ctx, rti)
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}
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return ctx
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}
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