此代码有效:
func handleFacebookCallback(w http.ResponseWriter, r *http.Request) {
state := r.FormValue("state")
if state != oauthStateString {
fmt.Printf("invalid oauth state, expected '%s', got '%s'\n", oauthStateString, state)
http.Redirect(w, r, "/", http.StatusTemporaryRedirect)
return
}
code := r.FormValue("code")
////////////////////////////////////////////////////
Url, err := url.Parse(oauthConf.Endpoint.TokenURL)
if err != nil {
log.Fatal("Parse: ", err)
}
parameters := url.Values{}
parameters.Add("client_id", oauthConf.ClientID)
parameters.Add("client_secret", oauthConf.ClientSecret)
parameters.Add("redirect_uri", "http://localhost:9090/oauth2callback")
parameters.Add("code", code)
Url.RawQuery = parameters.Encode()
resp, err := http.Get(Url.String())
if err != nil {
fmt.Printf("Get: %s\n", err)
http.Redirect(w, r, "/", http.StatusTemporaryRedirect)
return
}
defer resp.Body.Close()
但是当我将标记下方的部分替换为//////...:
token, err := oauthConf.Exchange(oauth2.NoContext, code)
if err != nil {
fmt.Printf("oauthConf.Exchange() failed with '%s'\n", err)
http.Redirect(w, r, "/", http.StatusTemporaryRedirect)
return
}
我得到:
oauthConf.Exchange() 失败,'oauth2:无法获取令牌:400 错误请求响应:{"error":{"message":"Missing redirect_uri parameter.","type":"OAuthException","code":191, "fbtrace_id":"XXXX"}}'
包裹是否golang.org/x/oauth2无法将 a 换成codea token?
jeck猫
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