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init.go
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init.go
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// Copyright 2020 Douyu
//
// 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.
package xtrace
import (
"log"
"github.com/douyu/jupiter/pkg/conf"
"github.com/douyu/jupiter/pkg/core/constant"
"github.com/douyu/jupiter/pkg/core/xtrace/jaeger"
"github.com/douyu/jupiter/pkg/core/xtrace/otelgrpc"
)
func init() {
// 加载完配置,初始化trace
conf.OnLoaded(func(c *conf.Configuration) {
log.Print("hook config, init trace config")
key := constant.ConfigKey("trace.jaeger")
if conf.Get(key) != nil {
var config = jaeger.RawConfig(key)
SetGlobalTracer(config.Build())
return
}
key = constant.ConfigKey("trace.otelgrpc")
if conf.Get(key) != nil {
var config = otelgrpc.RawConfig(key)
SetGlobalTracer(config.Build())
return
}
})
}