oauth2_proxy/providers/provider_default.go
2015-05-21 02:21:19 -04:00

52 lines
1.2 KiB
Go

package providers
import (
"bytes"
"encoding/json"
"errors"
"io/ioutil"
"net/http"
"net/url"
)
func (p *ProviderData) Redeem(redirectUrl, code string) (body []byte, token string, err error) {
if code == "" {
err = errors.New("missing code")
return
}
params := url.Values{}
params.Add("redirect_uri", redirectUrl)
params.Add("client_id", p.ClientID)
params.Add("client_secret", p.ClientSecret)
params.Add("code", code)
params.Add("grant_type", "authorization_code")
req, err := http.NewRequest("POST", p.RedeemUrl.String(), bytes.NewBufferString(params.Encode()))
if err != nil {
return nil, "", err
}
req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
resp, err := http.DefaultClient.Do(req)
if err != nil {
return nil, "", err
}
body, err = ioutil.ReadAll(resp.Body)
resp.Body.Close()
if err != nil {
return nil, "", err
}
// blindly try json and x-www-form-urlencoded
var jsonResponse struct {
AccessToken string `json:"access_token"`
}
err = json.Unmarshal(body, &jsonResponse)
if err == nil {
return body, jsonResponse.AccessToken, nil
}
v, err := url.ParseQuery(string(body))
return body, v.Get("access_token"), err
}