Fixed rate limit panic when authenticatin with a link share auth token #97

Merged
konrad merged 1 commits from fix/rate-limit-link-share into master 2019-09-08 19:11:43 +00:00
3 changed files with 22 additions and 18 deletions

View File

@ -19,7 +19,10 @@ package v1
import (
"code.vikunja.io/api/pkg/config"
"code.vikunja.io/api/pkg/models"
"code.vikunja.io/web"
"github.com/dgrijalva/jwt-go"
"github.com/labstack/echo/v4"
"net/http"
"time"
)
@ -65,3 +68,17 @@ func NewLinkShareJWTAuthtoken(share *models.LinkSharing) (token string, err erro
// 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 models.GetUserFromClaims(claims)
}
return nil, echo.NewHTTPError(http.StatusBadRequest, models.Message{Message: "Invalid JWT token."})
}

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@ -20,8 +20,8 @@ package routes
import (
"code.vikunja.io/api/pkg/config"
"code.vikunja.io/api/pkg/log"
"code.vikunja.io/api/pkg/models"
"code.vikunja.io/api/pkg/red"
apiv1 "code.vikunja.io/api/pkg/routes/api/v1"
"github.com/labstack/echo/v4"
"github.com/ulule/limiter/v3"
"github.com/ulule/limiter/v3/drivers/store/memory"
@ -40,11 +40,11 @@ func RateLimit(rateLimiter *limiter.Limiter) echo.MiddlewareFunc {
case "ip":
rateLimitKey = c.RealIP()
case "user":
user, err := models.GetCurrentUser(c)
auth, err := apiv1.GetAuthFromClaims(c)
if err != nil {
log.Errorf("Error while getting the current user for rate limiting: %s", err)
log.Errorf("Error getting auth from jwt claims: %v", err)
}
rateLimitKey = "user_" + strconv.FormatInt(user.ID, 10)
rateLimitKey = "user_" + strconv.FormatInt(auth.GetID(), 10)
default:
log.Errorf("Unknown rate limit kind configured: %s", config.RateLimitKind.GetString())
}

View File

@ -48,11 +48,9 @@ import (
"code.vikunja.io/web"
"code.vikunja.io/web/handler"
"github.com/asaskevich/govalidator"
"github.com/dgrijalva/jwt-go"
"github.com/labstack/echo/v4"
"github.com/labstack/echo/v4/middleware"
elog "github.com/labstack/gommon/log"
"net/http"
"strings"
)
@ -109,18 +107,7 @@ func NewEcho() *echo.Echo {
// Handler config
handler.SetAuthProvider(&web.Auths{
AuthObject: func(c echo.Context) (web.Auth, error) {
jwtinf := c.Get("user").(*jwt.Token)
claims := jwtinf.Claims.(jwt.MapClaims)
typ := int(claims["type"].(float64))
if typ == apiv1.AuthTypeLinkShare && config.ServiceEnableLinkSharing.GetBool() {
return models.GetLinkShareFromClaims(claims)
}
if typ == apiv1.AuthTypeUser {
return models.GetUserFromClaims(claims)
}
return nil, echo.NewHTTPError(http.StatusBadRequest, models.Message{Message: "Invalid JWT token."})
},
AuthObject: apiv1.GetAuthFromClaims,
})
handler.SetLoggingProvider(log.GetLogger())