-
Notifications
You must be signed in to change notification settings - Fork 302
/
http.go
66 lines (58 loc) · 1.96 KB
/
http.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
// Copyright © 2020 The Things Network Foundation, The Things Industries B.V.
//
// 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 component
import (
"context"
"fmt"
"net/http"
"runtime"
"time"
"go.thethings.network/lorawan-stack/v3/pkg/version"
)
// defaultHTTPClientTimeout is the default timeout for the HTTP client.
const defaultHTTPClientTimeout = 10 * time.Second
// HTTPClient returns a new *http.Client with a default timeout and a configured transport.
func (c *Component) HTTPClient(ctx context.Context) (*http.Client, error) {
tr, err := c.HTTPTransport(ctx)
if err != nil {
return nil, err
}
return &http.Client{
Timeout: defaultHTTPClientTimeout,
Transport: tr,
}, nil
}
// HTTPTransport returns a new http.RoundTripper with TLS client configuration.
func (c *Component) HTTPTransport(ctx context.Context) (http.RoundTripper, error) {
tlsConfig, err := c.GetTLSClientConfig(ctx)
if err != nil {
return nil, err
}
tr := http.DefaultTransport.(*http.Transport).Clone()
tr.TLSClientConfig = tlsConfig
return &roundTripperWithUserAgent{
Transport: tr,
UserAgent: fmt.Sprintf("TheThingsStack/%s (%s/%s)", version.TTN, runtime.GOOS, runtime.GOARCH),
}, nil
}
type roundTripperWithUserAgent struct {
*http.Transport
UserAgent string
}
func (rt *roundTripperWithUserAgent) RoundTrip(r *http.Request) (*http.Response, error) {
if r.Header.Get("User-Agent") == "" {
r.Header.Set("User-Agent", rt.UserAgent)
}
return rt.Transport.RoundTrip(r)
}