woodpecker/server/router/middleware/session/user.go

176 lines
4.1 KiB
Go

// Copyright 2018 Drone.IO Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package session
import (
"net/http"
"strconv"
"github.com/gin-gonic/gin"
"github.com/rs/zerolog/log"
"go.woodpecker-ci.org/woodpecker/v2/server"
"go.woodpecker-ci.org/woodpecker/v2/server/model"
"go.woodpecker-ci.org/woodpecker/v2/server/store"
"go.woodpecker-ci.org/woodpecker/v2/shared/token"
)
func User(c *gin.Context) *model.User {
v, ok := c.Get("user")
if !ok {
return nil
}
u, ok := v.(*model.User)
if !ok {
return nil
}
return u
}
func SetUser() gin.HandlerFunc {
return func(c *gin.Context) {
var user *model.User
t, err := token.ParseRequest([]token.Type{token.UserToken, token.SessToken}, c.Request, func(t *token.Token) (string, error) {
var err error
userID, err := strconv.ParseInt(t.Get("user-id"), 10, 64)
if err != nil {
return "", err
}
user, err = store.FromContext(c).GetUser(userID)
return user.Hash, err
})
if err == nil {
c.Set("user", user)
// if this is a session token (ie not the API token)
// this means the user is accessing with a web browser,
// so we should implement CSRF protection measures.
if t.Type == token.SessToken {
err = token.CheckCsrf(c.Request, func(_ *token.Token) (string, error) {
return user.Hash, nil
})
// if csrf token validation fails, exit immediately
// with a not authorized error.
if err != nil {
c.AbortWithStatus(http.StatusUnauthorized)
return
}
}
}
c.Next()
}
}
func MustAdmin() gin.HandlerFunc {
return func(c *gin.Context) {
user := User(c)
switch {
case user == nil:
c.String(http.StatusUnauthorized, "User not authorized")
c.Abort()
case !user.Admin:
c.String(http.StatusForbidden, "User not authorized")
c.Abort()
default:
c.Next()
}
}
}
func MustRepoAdmin() gin.HandlerFunc {
return func(c *gin.Context) {
user := User(c)
perm := Perm(c)
switch {
case user == nil:
c.String(http.StatusUnauthorized, "User not authorized")
c.Abort()
case !perm.Admin:
c.String(http.StatusForbidden, "User not authorized")
c.Abort()
default:
c.Next()
}
}
}
func MustUser() gin.HandlerFunc {
return func(c *gin.Context) {
user := User(c)
switch {
case user == nil:
c.String(http.StatusUnauthorized, "User not authorized")
c.Abort()
default:
c.Next()
}
}
}
func MustOrgMember(admin bool) gin.HandlerFunc {
return func(c *gin.Context) {
_store := store.FromContext(c)
user := User(c)
if user == nil {
c.String(http.StatusUnauthorized, "User not authorized")
c.Abort()
return
}
orgID, err := strconv.ParseInt(c.Param("org_id"), 10, 64)
if err != nil {
c.String(http.StatusBadRequest, "Error parsing org id. %s", err)
return
}
org, err := _store.OrgGet(orgID)
if err != nil {
c.String(http.StatusNotFound, "Organization not found")
return
}
// User can access his own, admin can access all
if (org.Name == user.Login) || user.Admin {
c.Next()
return
}
_forge, err := server.Config.Services.Manager.ForgeFromUser(user)
if err != nil {
log.Error().Err(err).Msg("Cannot get forge from user")
c.AbortWithStatus(http.StatusInternalServerError)
return
}
perm, err := server.Config.Services.Membership.Get(c, _forge, user, org.Name)
if err != nil {
log.Error().Err(err).Msg("failed to check membership")
c.String(http.StatusInternalServerError, http.StatusText(http.StatusInternalServerError))
c.Abort()
return
}
if perm == nil || (!admin && !perm.Member) || (admin && !perm.Admin) {
c.String(http.StatusForbidden, "user not authorized")
c.Abort()
return
}
c.Next()
}
}