-
Notifications
You must be signed in to change notification settings - Fork 796
/
profiler_meta.go
54 lines (45 loc) · 1.64 KB
/
profiler_meta.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
50
51
52
53
54
/*
* Copyright 2022 CloudWeGo 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 remote
import (
"context"
"github.com/cloudwego/kitex/pkg/profiler"
)
type (
// TransInfoTagging extracting tags after TransInfo decoded but before message decoded.
TransInfoTagging func(ctx context.Context, msg Message) (context.Context, []string)
// MessageTagging extracting tags after whole decode process finished.
MessageTagging func(ctx context.Context, msg Message) (context.Context, []string)
)
var _ MetaHandler = (*profilerMetaHandler)(nil)
// NewProfilerMetaHandler creates profiler MetaHandler
func NewProfilerMetaHandler(pr profiler.Profiler, tagging MessageTagging) MetaHandler {
return &profilerMetaHandler{
profiler: pr,
tagging: tagging,
}
}
type profilerMetaHandler struct {
profiler profiler.Profiler
tagging MessageTagging
}
func (p *profilerMetaHandler) WriteMeta(ctx context.Context, msg Message) (context.Context, error) {
return ctx, nil
}
func (p *profilerMetaHandler) ReadMeta(ctx context.Context, msg Message) (context.Context, error) {
ctx, tags := p.tagging(ctx, msg)
return p.profiler.Tag(ctx, tags...), nil
}