add support for bearer token auth

Signed-off-by: Sanskar Jaiswal <[email protected]>

Author: aryan9600

credential.go

@@ -3,23 +3,29 @@ package gitkit
 import (
 	"fmt"
 	"net/http"
+	"strings"
 )
 
 type Credential struct {
-	Username string
-	Password string
+	Username    string
+	Password    string
+	BearerToken string
 }
 
 func getCredential(req *http.Request) (Credential, error) {
 	cred := Credential{}
 
 	user, pass, ok := req.BasicAuth()
-	if !ok {
+
+	auth := req.Header.Get("Authorization")
+	if auth == "" && !ok {
 		return cred, fmt.Errorf("authentication failed")
 	}
+	bearerToken := strings.TrimLeft(auth, "Bearer ")
 
 	cred.Username = user
 	cred.Password = pass
+	cred.BearerToken = bearerToken
 
 	return cred, nil
 }

credential_test.go

@@ -20,4 +20,11 @@ func Test_getCredential(t *testing.T) {
 	assert.NoError(t, err)
 	assert.Equal(t, "Alladin", cred.Username)
 	assert.Equal(t, "OpenSesame", cred.Password)
+
+	req, _ = http.NewRequest("get", "http://localhost", nil)
+	req.Header.Add("Authorization", "Bearer VerySecretToken")
+	cred, err = getCredential(req)
+
+	assert.NoError(t, err)
+	assert.Equal(t, "VerySecretToken", cred.BearerToken)
 }