api/pkg/modules/auth/auth.go
konrad 2b5c9ae7a8 Authentication with OpenID Connect providers (#713)
Add config docs

Lint

Move provider-related stuff to separate file

Refactor getting auth providers

Fix tests

Fix user tests

Fix openid tests

Add swagger docs

Fix lint

Fix lint issues

Fix checking if the user already exists

Make sure to create a new namespace for new users

Docs

Add tests for openid

Remove unnessecary err check

Consistently return nil users if creating a new user failed

Move sending confirmation email to separate function

Better variable names

Move checks to separate functions

Refactor creating user into seperate file

Fix creating new local users

Test creating new users from different issuers

Generate a random username right away if no preferred username has been given

Add todo

Cache openid providers

Add getting int clientids

Fix migration

Move creating tokens to auth package

Add getting or creating a third party user

Add parsing claims

Add retreiving auth tokens

Add token callback from openid package

Add check for provider key

Add routes

Start adding openid auth handler

Add config for openid auth

Co-authored-by: kolaente <k@knt.li>
Reviewed-on: vikunja/api#713
Co-Authored-By: konrad <konrad@kola-entertainments.de>
Co-Committed-By: konrad <konrad@kola-entertainments.de>
2020-11-21 16:38:58 +00:00

100 lines
3.2 KiB
Go

// Vikunja is a to-do list application to facilitate your life.
// Copyright 2018-2020 Vikunja and contributors. All rights reserved.
//
// 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 <https://www.gnu.org/licenses/>.
package auth
import (
"net/http"
"time"
"code.vikunja.io/api/pkg/config"
"code.vikunja.io/api/pkg/models"
"code.vikunja.io/api/pkg/user"
"code.vikunja.io/web"
"github.com/dgrijalva/jwt-go"
"github.com/labstack/echo/v4"
)
// These are all valid auth types
const (
AuthTypeUnknown int = iota
AuthTypeUser
AuthTypeLinkShare
)
// Token represents an authentification token
type Token struct {
Token string `json:"token"`
}
// NewUserAuthTokenResponse creates a new user auth token response from a user object.
func NewUserAuthTokenResponse(u *user.User, c echo.Context) error {
t, err := NewUserJWTAuthtoken(u)
if err != nil {
return err
}
return c.JSON(http.StatusOK, Token{Token: t})
}
// NewUserJWTAuthtoken generates and signes a new jwt token for a user. This is a global function to be able to call it from integration tests.
func NewUserJWTAuthtoken(user *user.User) (token string, err error) {
t := jwt.New(jwt.SigningMethodHS256)
// Set claims
claims := t.Claims.(jwt.MapClaims)
claims["type"] = AuthTypeUser
claims["id"] = user.ID
claims["username"] = user.Username
claims["email"] = user.Email
claims["exp"] = time.Now().Add(time.Hour * 72).Unix()
// Generate encoded token and send it as response.
return t.SignedString([]byte(config.ServiceJWTSecret.GetString()))
}
// NewLinkShareJWTAuthtoken creates a new jwt token from a link share
func NewLinkShareJWTAuthtoken(share *models.LinkSharing) (token string, err error) {
t := jwt.New(jwt.SigningMethodHS256)
// Set claims
claims := t.Claims.(jwt.MapClaims)
claims["type"] = AuthTypeLinkShare
claims["id"] = share.ID
claims["hash"] = share.Hash
claims["list_id"] = share.ListID
claims["right"] = share.Right
claims["sharedByID"] = share.SharedByID
claims["exp"] = time.Now().Add(time.Hour * 72).Unix()
// Generate encoded token and send it as response.
return t.SignedString([]byte(config.ServiceJWTSecret.GetString()))
}
// GetAuthFromClaims returns a web.Auth object from jwt claims
func GetAuthFromClaims(c echo.Context) (a web.Auth, err error) {
jwtinf := c.Get("user").(*jwt.Token)
claims := jwtinf.Claims.(jwt.MapClaims)
typ := int(claims["type"].(float64))
if typ == AuthTypeLinkShare && config.ServiceEnableLinkSharing.GetBool() {
return models.GetLinkShareFromClaims(claims)
}
if typ == AuthTypeUser {
return user.GetUserFromClaims(claims)
}
return nil, echo.NewHTTPError(http.StatusBadRequest, models.Message{Message: "Invalid JWT token."})
}