[feat] expose auth API in pkg/vpn

Be able to check if it needs auth and then be able to login. Use the
logged in token for fetching the cert.

1 files changed, 2 insertions, 32 deletions

diff --git a/pkg/vpn/bonafide/auth_sip.go b/pkg/vpn/bonafide/auth_sip.go
index b7ab0c8..1bfef52 100644
--- a/pkg/vpn/bonafide/auth_sip.go
+++ b/pkg/vpn/bonafide/auth_sip.go
@@ -26,34 +26,18 @@ import (
 type sipAuthentication struct {
 	client  httpClient
 	authURI string
-	certURI string
 }
 
 func (a *sipAuthentication) needsCredentials() bool {
 	return true
 }
 
-func (a *sipAuthentication) getPemCertificate(cred *credentials) ([]byte, error) {
-	if cred == nil {
-		return nil, fmt.Errorf("Need bonafide credentials for sip auth")
-	}
-	token, err := a.getToken(cred)
-	if err != nil {
-		return nil, fmt.Errorf("Error while getting token: %s", err)
-	}
-	cert, err := a.getProtectedCert(a.certURI, string(token))
-	if err != nil {
-		return nil, fmt.Errorf("Error while getting cert: %s", err)
-	}
-	return cert, nil
-}
-
-func (a *sipAuthentication) getToken(cred *credentials) ([]byte, error) {
+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(cred.User, cred.Password)
+	credJSON, err := formatCredentials(user, password)
 	if err != nil {
 		return nil, fmt.Errorf("Cannot encode credentials: %s", err)
 	}
@@ -68,20 +52,6 @@ func (a *sipAuthentication) getToken(cred *credentials) ([]byte, error) {
 	return ioutil.ReadAll(resp.Body)
 }
 
-func (a *sipAuthentication) getProtectedCert(uri, token string) ([]byte, error) {
-	req, err := http.NewRequest("POST", uri, strings.NewReader(""))
-	req.Header.Add("Authorization", fmt.Sprintf("Bearer %s", token))
-	resp, err := a.client.Do(req)
-	if err != nil {
-		return nil, fmt.Errorf("Error while getting token: %s", err)
-	}
-	defer resp.Body.Close()
-	if resp.StatusCode != 200 {
-		return nil, fmt.Errorf("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)