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// Copyright (C) 2018 LEAP
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package bonafide
import (
"encoding/json"
"fmt"
"io/ioutil"
"net/http"
"strings"
)
type sipAuthentication struct {
client httpClient
authURI string
}
func (a *sipAuthentication) needsCredentials() bool {
return true
}
func (a *sipAuthentication) getToken(user, password string) ([]byte, error) {
/* TODO
[ ] get token from disk?
[ ] check if expired? set a goroutine to refresh it periodically?
*/
credJSON, err := formatCredentials(user, password)
if err != nil {
return nil, fmt.Errorf("Cannot encode credentials: %s", err)
}
resp, err := http.Post(a.authURI, "text/json", strings.NewReader(credJSON))
if err != nil {
return nil, fmt.Errorf("Error on auth request: %v", err)
}
defer resp.Body.Close()
if resp.StatusCode != 200 {
return nil, fmt.Errorf("Cannot get token: Error %d", resp.StatusCode)
}
return ioutil.ReadAll(resp.Body)
}
func formatCredentials(user, pass string) (string, error) {
c := credentials{User: user, Password: pass}
credJSON, err := json.Marshal(c)
if err != nil {
return "", err
}
return string(credJSON), nil
}
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