mirror of
https://github.com/Rain-kl/OpenFlare.git
synced 2026-09-30 06:16:37 +08:00
ryan
58 lines
1.4 KiB
Go
58 lines
1.4 KiB
Go
/*
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Copyright 2025 linux.do
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Modified by Arctel.net, 2026
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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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http://www.apache.org/licenses/LICENSE-2.0
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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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*/
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package otel_trace
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import (
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"context"
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"log"
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"go.opentelemetry.io/otel"
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"go.opentelemetry.io/otel/trace"
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)
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var Tracer trace.Tracer
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var shutdownFuncs []func(context.Context) error
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func init() {
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// 初始化 Propagator
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prop := newPropagator()
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otel.SetTextMapPropagator(prop)
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// 初始化 Trace Provider
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tracerProvider, err := newTracerProvider()
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if err != nil {
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log.Fatalf("[Trace] init trace provider failed: %v", err)
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}
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shutdownFuncs = append(shutdownFuncs, tracerProvider.Shutdown)
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otel.SetTracerProvider(tracerProvider)
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// 初始化 Tracer
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Tracer = tracerProvider.Tracer("github.com/Rain-kl/Wavelet")
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}
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func Shutdown(ctx context.Context) {
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for _, fn := range shutdownFuncs {
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_ = fn(ctx)
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}
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shutdownFuncs = nil
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}
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func Start(ctx context.Context, name string, opts ...trace.SpanStartOption) (context.Context, trace.Span) {
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return Tracer.Start(ctx, name, opts...)
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}
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