-
Notifications
You must be signed in to change notification settings - Fork 3
/
responsetime.go
76 lines (66 loc) · 1.91 KB
/
responsetime.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
package middleware
import (
"net/http"
"time"
"go.uber.org/zap"
"github.com/foomo/keel/log"
keeltime "github.com/foomo/keel/time"
)
type (
ResponseTimeOptions struct {
SetHeader bool
MaxDuration time.Duration
MaxDurationMessage string
}
ResponseTimeOption func(*ResponseTimeOptions)
)
// GetDefaultResponseTimeOptions returns the default options
func GetDefaultResponseTimeOptions() ResponseTimeOptions {
return ResponseTimeOptions{
SetHeader: true,
MaxDurationMessage: "max response time exceeded",
}
}
// ResponseTimeWithMaxDurationMessage middleware option
func ResponseTimeWithMaxDurationMessage(v string) ResponseTimeOption {
return func(o *ResponseTimeOptions) {
o.MaxDurationMessage = v
}
}
// ResponseTimeWithMaxDuration middleware option
func ResponseTimeWithMaxDuration(v time.Duration) ResponseTimeOption {
return func(o *ResponseTimeOptions) {
o.MaxDuration = v
}
}
// ResponseTimeWithSetHeader middleware option
func ResponseTimeWithSetHeader(v bool) ResponseTimeOption {
return func(o *ResponseTimeOptions) {
o.SetHeader = v
}
}
// ResponseTime middleware
func ResponseTime(opts ...ResponseTimeOption) Middleware {
options := GetDefaultResponseTimeOptions()
for _, opt := range opts {
if opt != nil {
opt(&options)
}
}
return ResponseTimeWithOptions(options)
}
// ResponseTimeWithOptions middleware
func ResponseTimeWithOptions(opts ResponseTimeOptions) Middleware {
return func(l *zap.Logger, name string, next http.Handler) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
start := keeltime.Now()
rw := WrapResponseWriter(w)
rw.SetWriteResponseTimeHeader(opts.SetHeader)
next.ServeHTTP(rw, r)
duration := time.Since(start)
if opts.MaxDuration > 0 && duration > opts.MaxDuration {
l.Warn(opts.MaxDurationMessage, log.FDuration(opts.MaxDuration), log.FValue(duration.Microseconds()))
}
})
}
}