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75 lines
2.0 KiB
75 lines
2.0 KiB
3 days ago
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package service
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import (
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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/ioutil"
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"net/http"
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"net/url"
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)
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type DemoConfig struct {
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ClientSecret string
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ClientId string
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TokenUrl string
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RootUrlOrder string
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AccessToken string
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}
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func GetDefaultConfig() *DemoConfig {
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var demoConfig DemoConfig
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// TODO: (clientId, clientSecret, tokenUrl)请使用实际值替换
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// App secret, 在AppGallery Connect创建应用之后，系统自动分配的公钥
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demoConfig.ClientSecret = "524921589d516c7216951aa389c030681923cd22dfc4477871f9306430eefb6d"
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// client id指的是您的APP ID
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// App ID, 在AppGallery Connect创建应用之后，系统自动分配的唯一标识符
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demoConfig.ClientId = "112487401"
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// 用于获取authorization token的url，具体请参见基于OAuth 2.0开放鉴权
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demoConfig.TokenUrl = "https://oauth-login.cloud.huawei.com/oauth2/v3/token"
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return &demoConfig
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}
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type AtResponse struct {
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AccessToken string `json:"access_token"`
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}
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type AtClient struct {
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}
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var AtDemo = &AtClient{}
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func (atDemo *AtClient) GetAppAt() (string, error) {
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demoConfig := GetDefaultConfig()
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urlValue := url.Values{"grant_type": {"client_credentials"}, "client_secret": {demoConfig.ClientSecret}, "client_id": {demoConfig.ClientId}}
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resp, err := http.PostForm(demoConfig.TokenUrl, urlValue)
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if err != nil {
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return "", err
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}
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defer resp.Body.Close()
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bodyBytes, err := ioutil.ReadAll(resp.Body)
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if err != nil {
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return "", err
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}
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var atResponse AtResponse
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json.Unmarshal(bodyBytes, &atResponse)
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if atResponse.AccessToken != "" {
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return atResponse.AccessToken, nil
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} else {
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return "", errors.New("Get token fail, " + string(bodyBytes))
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}
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}
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func BuildAuthorization() (string, error) {
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appAt, err := AtDemo.GetAppAt()
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if err != nil {
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return "", err
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}
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oriString := fmt.Sprintf("APPAT:%s", appAt)
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var authString = base64.StdEncoding.EncodeToString([]byte(oriString))
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var authHeaderString = fmt.Sprintf("Basic %s", authString)
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return authHeaderString, nil
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}
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