/
options.go
93 lines (84 loc) · 1.65 KB
/
options.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
package check
import (
"fmt"
"net/http"
"net/url"
"time"
)
type (
Option func(*options) error
options struct {
name string
httpClient *http.Client
checkTimeout time.Duration
ipniEndpoint *url.URL
parallelism int
cascadeLabels []string
}
)
func newOptions(o ...Option) (*options, error) {
opts := options{
httpClient: http.DefaultClient,
parallelism: 10,
checkTimeout: 30 * time.Second,
}
for _, apply := range o {
if err := apply(&opts); err != nil {
return nil, err
}
}
var err error
if opts.ipniEndpoint == nil {
opts.ipniEndpoint, err = url.Parse("https://cid.contact")
if err != nil {
return nil, err
}
}
if opts.name == "" {
opts.name = opts.ipniEndpoint.Host
}
return &opts, nil
}
func WithName(name string) Option {
return func(o *options) error {
o.name = name
return nil
}
}
func WithHttpClient(httpClient *http.Client) Option {
return func(o *options) error {
o.httpClient = httpClient
return nil
}
}
func WithCheckTimeout(checkTimeout time.Duration) Option {
return func(o *options) error {
o.checkTimeout = checkTimeout
return nil
}
}
func WithIpniEndpoint(endpoint string) Option {
return func(o *options) error {
var err error
o.ipniEndpoint, err = url.Parse(endpoint)
if err != nil {
return err
}
return nil
}
}
func WithParallelism(parallelism int) Option {
return func(o *options) error {
if parallelism < 1 {
return fmt.Errorf("parallelism cannot be less than 1; got %d", parallelism)
}
o.parallelism = parallelism
return nil
}
}
func WithCascadeLabels(l []string) Option {
return func(o *options) error {
o.cascadeLabels = l
return nil
}
}