harness-drone/router/middleware/session/user.go
2018-03-21 14:02:17 +01:00

130 lines
2.7 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"
"github.com/drone/drone/model"
"github.com/drone/drone/shared/token"
"github.com/drone/drone/store"
"github.com/gin-gonic/gin"
)
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 Token(c *gin.Context) *token.Token {
v, ok := c.Get("token")
if !ok {
return nil
}
u, ok := v.(*token.Token)
if !ok {
return nil
}
return u
}
func SetUser() gin.HandlerFunc {
return func(c *gin.Context) {
var user *model.User
t, err := token.ParseRequest(c.Request, func(t *token.Token) (string, error) {
var err error
user, err = store.GetUserLogin(c, t.Text)
return user.Hash, err
})
if err == nil {
confv := c.MustGet("config")
if conf, ok := confv.(*model.Settings); ok {
user.Admin = conf.IsAdmin(user)
}
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.Kind == token.SessToken {
err = token.CheckCsrf(c.Request, func(t *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(401, "User not authorized")
c.Abort()
case user.Admin == false:
c.String(413, "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(401, "User not authorized")
c.Abort()
case perm.Admin == false:
c.String(403, "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(401, "User not authorized")
c.Abort()
default:
c.Next()
}
}
}