65 lines
1.5 KiB
Go
65 lines
1.5 KiB
Go
// Package 海康
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package isc
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import (
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"crypto/hmac"
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"crypto/sha256"
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"crypto/tls"
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"encoding/base64"
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"encoding/json"
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"errors"
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"fmt"
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"io"
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"net/http"
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"strings"
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"time"
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)
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func artemisHmacSha256(message string, secret string) string {
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key := []byte(secret)
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h := hmac.New(sha256.New, key)
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h.Write([]byte(message))
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return base64.StdEncoding.EncodeToString(h.Sum(nil))
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}
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// 海康post请求，不做错误记录
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func artemisPOST(uri string, body interface{}) (*[]byte, error) {
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url := fmt.Sprintf(`%s/artemis%s`, conf.Host, uri)
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reqbody, _ := json.Marshal(body)
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req, err := http.NewRequest("POST", url, strings.NewReader(string(reqbody)))
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if err != nil {
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return nil, err
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}
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str := fmt.Sprintf("POST\n*/*\napplication/json\nx-ca-key:%s\n/artemis%s", conf.AppKey, uri)
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signature := artemisHmacSha256(str, conf.AppSecret)
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req.Header.Add("Accept", "*/*")
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req.Header.Add("Content-Type", "application/json")
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req.Header.Add("X-Ca-Key", conf.AppKey)
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req.Header.Add("X-Ca-Signature", signature)
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req.Header.Add("X-Ca-Signature-Headers", "x-ca-key")
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tr := &http.Transport{
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TLSClientConfig: &tls.Config{
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InsecureSkipVerify: true,
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},
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}
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client := &http.Client{Transport: tr, Timeout: 10 * time.Second}
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resp, err := client.Do(req)
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if err != nil {
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return nil, err
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}
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if resp.StatusCode != 200 {
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errmsg := fmt.Sprintf("http status code: %d", resp.StatusCode)
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return nil, errors.New(errmsg)
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}
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defer resp.Body.Close()
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respBody, err := io.ReadAll(resp.Body)
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if err != nil {
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return nil, err
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}
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return &respBody, nil
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}
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