-
Notifications
You must be signed in to change notification settings - Fork 4.6k
/
command.go
95 lines (78 loc) · 1.98 KB
/
command.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
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
package command
//go:generate errorgen
import (
"context"
grpc "google.golang.org/grpc"
"v2ray.com/core"
"v2ray.com/core/app/stats"
"v2ray.com/core/common"
"v2ray.com/core/common/strmatcher"
feature_stats "v2ray.com/core/features/stats"
)
// statsServer is an implementation of StatsService.
type statsServer struct {
stats feature_stats.Manager
}
func NewStatsServer(manager feature_stats.Manager) StatsServiceServer {
return &statsServer{stats: manager}
}
func (s *statsServer) GetStats(ctx context.Context, request *GetStatsRequest) (*GetStatsResponse, error) {
c := s.stats.GetCounter(request.Name)
if c == nil {
return nil, newError(request.Name, " not found.")
}
var value int64
if request.Reset_ {
value = c.Set(0)
} else {
value = c.Value()
}
return &GetStatsResponse{
Stat: &Stat{
Name: request.Name,
Value: value,
},
}, nil
}
func (s *statsServer) QueryStats(ctx context.Context, request *QueryStatsRequest) (*QueryStatsResponse, error) {
matcher, err := strmatcher.Substr.New(request.Pattern)
if err != nil {
return nil, err
}
response := &QueryStatsResponse{}
manager, ok := s.stats.(*stats.Manager)
if !ok {
return nil, newError("QueryStats only works its own stats.Manager.")
}
manager.Visit(func(name string, c feature_stats.Counter) bool {
if matcher.Match(name) {
var value int64
if request.Reset_ {
value = c.Set(0)
} else {
value = c.Value()
}
response.Stat = append(response.Stat, &Stat{
Name: name,
Value: value,
})
}
return true
})
return response, nil
}
type service struct {
statsManager feature_stats.Manager
}
func (s *service) Register(server *grpc.Server) {
RegisterStatsServiceServer(server, NewStatsServer(s.statsManager))
}
func init() {
common.Must(common.RegisterConfig((*Config)(nil), func(ctx context.Context, cfg interface{}) (interface{}, error) {
s := new(service)
core.RequireFeatures(ctx, func(sm feature_stats.Manager) {
s.statsManager = sm
})
return s, nil
}))
}