forked from istio/istio
-
Notifications
You must be signed in to change notification settings - Fork 0
/
tracing.go
49 lines (43 loc) · 1.51 KB
/
tracing.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
// Copyright 2018 Istio 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.
package dispatcher
import (
rpc "github.com/gogo/googleapis/google/rpc"
opentracing "github.com/opentracing/opentracing-go"
tracelog "github.com/opentracing/opentracing-go/log"
"istio.io/istio/mixer/pkg/status"
)
const (
meshFunction = "meshFunction"
handlerName = "handler"
adapterName = "adapter"
responseCode = "response_code"
responseMsg = "response_message"
errorStr = "error"
)
// LogToDispatchSpan logs to the given Span in a structured manner. Span must be valid.
func logToDispatchSpan(span opentracing.Span, template string, handler string, adapter string, err error) {
st := status.OK
if err != nil {
st = status.WithError(err)
}
span.LogFields(
tracelog.String(meshFunction, template),
tracelog.String(handlerName, handler),
tracelog.String(adapterName, adapter),
tracelog.String(responseCode, rpc.Code_name[st.Code]),
tracelog.String(responseMsg, st.Message),
tracelog.Bool(errorStr, err != nil),
)
}