vikunja-api/pkg/routes/api/v1/auth.go

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// Vikunja is a todo-list application to facilitate your life.
2020-01-09 18:33:22 +01:00
// 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 v1
import (
"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"
"net/http"
"time"
)
// These are all valid auth types
const (
AuthTypeUnknown int = iota
AuthTypeUser
AuthTypeLinkShare
)
// 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()
claims["avatar"] = user.AvatarURL
// 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["listID"] = 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."})
}