harbor/api/user.go

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/*
Copyright (c) 2016 VMware, Inc. All Rights Reserved.
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.
*/
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package api
import (
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"fmt"
"net/http"
"os"
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"regexp"
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"strconv"
"strings"
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"github.com/vmware/harbor/dao"
"github.com/vmware/harbor/models"
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"github.com/vmware/harbor/utils/log"
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)
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// UserAPI handles request to /api/users/{}
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type UserAPI struct {
BaseAPI
currentUserID int
userID int
SelfRegistration bool
IsAdmin bool
AuthMode string
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}
type passwordReq struct {
OldPassword string `json:"old_password"`
NewPassword string `json:"new_password"`
}
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// Prepare validates the URL and parms
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func (ua *UserAPI) Prepare() {
authMode := strings.ToLower(os.Getenv("AUTH_MODE"))
if authMode == "" {
authMode = "db_auth"
}
ua.AuthMode = authMode
selfRegistration := strings.ToLower(os.Getenv("SELF_REGISTRATION"))
if selfRegistration == "on" {
ua.SelfRegistration = true
}
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if ua.Ctx.Input.IsPost() {
sessionUserID := ua.GetSession("userId")
_, _, ok := ua.Ctx.Request.BasicAuth()
if sessionUserID == nil && !ok {
return
}
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}
ua.currentUserID = ua.ValidateUser()
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id := ua.Ctx.Input.Param(":id")
if id == "current" {
ua.userID = ua.currentUserID
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} else if len(id) > 0 {
var err error
ua.userID, err = strconv.Atoi(id)
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if err != nil {
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log.Errorf("Invalid user id, error: %v", err)
ua.CustomAbort(http.StatusBadRequest, "Invalid user Id")
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}
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userQuery := models.User{UserID: ua.userID}
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u, err := dao.GetUser(userQuery)
if err != nil {
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log.Errorf("Error occurred in GetUser, error: %v", err)
ua.CustomAbort(http.StatusInternalServerError, "Internal error.")
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}
if u == nil {
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log.Errorf("User with Id: %d does not exist", ua.userID)
ua.CustomAbort(http.StatusNotFound, "")
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}
}
var err error
ua.IsAdmin, err = dao.IsAdminRole(ua.currentUserID)
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if err != nil {
log.Errorf("Error occurred in IsAdminRole:%v", err)
ua.CustomAbort(http.StatusInternalServerError, "Internal error.")
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}
}
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// Get ...
func (ua *UserAPI) Get() {
if ua.userID == 0 { //list users
if !ua.IsAdmin {
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log.Errorf("Current user, id: %d does not have admin role, can not list users", ua.currentUserID)
ua.RenderError(http.StatusForbidden, "User does not have admin role")
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return
}
username := ua.GetString("username")
userQuery := models.User{}
if len(username) > 0 {
userQuery.Username = "%" + username + "%"
}
userList, err := dao.ListUsers(userQuery)
if err != nil {
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log.Errorf("Failed to get data from database, error: %v", err)
ua.RenderError(http.StatusInternalServerError, "Failed to query from database")
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return
}
ua.Data["json"] = userList
} else if ua.userID == ua.currentUserID || ua.IsAdmin {
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userQuery := models.User{UserID: ua.userID}
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u, err := dao.GetUser(userQuery)
if err != nil {
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log.Errorf("Error occurred in GetUser, error: %v", err)
ua.CustomAbort(http.StatusInternalServerError, "Internal error.")
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}
ua.Data["json"] = u
} else {
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log.Errorf("Current user, id: %d does not have admin role, can not view other user's detail", ua.currentUserID)
ua.RenderError(http.StatusForbidden, "User does not have admin role")
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return
}
ua.ServeJSON()
}
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// Put ...
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func (ua *UserAPI) Put() {
ldapAdminUser := (ua.AuthMode == "ldap_auth" && ua.userID == 1 && ua.userID == ua.currentUserID)
if !(ua.AuthMode == "db_auth" || ldapAdminUser) {
ua.CustomAbort(http.StatusForbidden, "")
}
if !ua.IsAdmin {
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if ua.userID != ua.currentUserID {
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log.Warning("Guests can only change their own account.")
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ua.CustomAbort(http.StatusForbidden, "Guests can only change their own account.")
}
}
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user := models.User{UserID: ua.userID}
ua.DecodeJSONReq(&user)
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err := commonValidate(user)
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if err != nil {
log.Warning("Bad request in change user profile: %v", err)
ua.RenderError(http.StatusBadRequest, "change user profile error:"+err.Error())
return
}
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userQuery := models.User{UserID: ua.userID}
u, err := dao.GetUser(userQuery)
if err != nil {
log.Errorf("Error occurred in GetUser, error: %v", err)
ua.CustomAbort(http.StatusInternalServerError, "Internal error.")
}
if u == nil {
log.Errorf("User with Id: %d does not exist", ua.userID)
ua.CustomAbort(http.StatusNotFound, "")
}
if u.Email != user.Email {
emailExist, err := dao.UserExists(user, "email")
if err != nil {
log.Errorf("Error occurred in change user profile: %v", err)
ua.CustomAbort(http.StatusInternalServerError, "Internal error.")
}
if emailExist {
log.Warning("email has already been used!")
ua.RenderError(http.StatusConflict, "email has already been used!")
return
}
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}
if err := dao.ChangeUserProfile(user); err != nil {
log.Errorf("Failed to update user profile, error: %v", err)
ua.CustomAbort(http.StatusInternalServerError, err.Error())
}
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}
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// Post ...
func (ua *UserAPI) Post() {
if !(ua.AuthMode == "db_auth") {
ua.CustomAbort(http.StatusForbidden, "")
}
if !(ua.SelfRegistration || ua.IsAdmin) {
log.Warning("Registration can only be used by admin role user when self-registration is off.")
ua.CustomAbort(http.StatusForbidden, "")
}
user := models.User{}
ua.DecodeJSONReq(&user)
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err := validate(user)
if err != nil {
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log.Warning("Bad request in Register: %v", err)
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ua.RenderError(http.StatusBadRequest, "register error:"+err.Error())
return
}
userExist, err := dao.UserExists(user, "username")
if err != nil {
log.Errorf("Error occurred in Register: %v", err)
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ua.CustomAbort(http.StatusInternalServerError, "Internal error.")
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}
if userExist {
log.Warning("username has already been used!")
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ua.RenderError(http.StatusConflict, "username has already been used!")
return
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}
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emailExist, err := dao.UserExists(user, "email")
if err != nil {
log.Errorf("Error occurred in change user profile: %v", err)
ua.CustomAbort(http.StatusInternalServerError, "Internal error.")
}
if emailExist {
log.Warning("email has already been used!")
ua.RenderError(http.StatusConflict, "email has already been used!")
return
}
userID, err := dao.Register(user)
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if err != nil {
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log.Errorf("Error occurred in Register: %v", err)
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ua.CustomAbort(http.StatusInternalServerError, "Internal error.")
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}
ua.Redirect(http.StatusCreated, strconv.FormatInt(userID, 10))
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}
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// Delete ...
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func (ua *UserAPI) Delete() {
if !ua.IsAdmin {
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log.Warningf("current user, id: %d does not have admin role, can not remove user", ua.currentUserID)
ua.RenderError(http.StatusForbidden, "User does not have admin role")
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return
}
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if ua.currentUserID == ua.userID {
ua.CustomAbort(http.StatusForbidden, "can not delete yourself")
}
var err error
err = dao.DeleteUser(ua.userID)
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if err != nil {
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log.Errorf("Failed to delete data from database, error: %v", err)
ua.RenderError(http.StatusInternalServerError, "Failed to delete User")
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return
}
}
// ChangePassword handles PUT to /api/users/{}/password
func (ua *UserAPI) ChangePassword() {
ldapAdminUser := (ua.AuthMode == "ldap_auth" && ua.userID == 1 && ua.userID == ua.currentUserID)
if !(ua.AuthMode == "db_auth" || ldapAdminUser) {
ua.CustomAbort(http.StatusForbidden, "")
}
if !ua.IsAdmin {
if ua.userID != ua.currentUserID {
log.Error("Guests can only change their own account.")
ua.CustomAbort(http.StatusForbidden, "Guests can only change their own account.")
}
}
var req passwordReq
ua.DecodeJSONReq(&req)
if req.OldPassword == "" {
log.Error("Old password is blank")
ua.CustomAbort(http.StatusBadRequest, "Old password is blank")
}
queryUser := models.User{UserID: ua.userID, Password: req.OldPassword}
user, err := dao.CheckUserPassword(queryUser)
if err != nil {
log.Errorf("Error occurred in CheckUserPassword: %v", err)
ua.CustomAbort(http.StatusInternalServerError, "Internal error.")
}
if user == nil {
log.Warning("Password input is not correct")
ua.CustomAbort(http.StatusForbidden, "old_password_is_not_correct")
}
if req.NewPassword == "" {
ua.CustomAbort(http.StatusBadRequest, "please_input_new_password")
}
updateUser := models.User{UserID: ua.userID, Password: req.NewPassword, Salt: user.Salt}
err = dao.ChangeUserPassword(updateUser, req.OldPassword)
if err != nil {
log.Errorf("Error occurred in ChangeUserPassword: %v", err)
ua.CustomAbort(http.StatusInternalServerError, "Internal error.")
}
}
// ToggleUserAdminRole handles PUT api/users/{}/sysadmin
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func (ua *UserAPI) ToggleUserAdminRole() {
if !ua.IsAdmin {
log.Warningf("current user, id: %d does not have admin role, can not update other user's role", ua.currentUserID)
ua.RenderError(http.StatusForbidden, "User does not have admin role")
return
}
userQuery := models.User{UserID: ua.userID}
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ua.DecodeJSONReq(&userQuery)
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if err := dao.ToggleUserAdminRole(userQuery.UserID, userQuery.HasAdminRole); err != nil {
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log.Errorf("Error occurred in ToggleUserAdminRole: %v", err)
ua.CustomAbort(http.StatusInternalServerError, "Internal error.")
}
}
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// validate only validate when user register
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func validate(user models.User) error {
if isIllegalLength(user.Username, 0, 20) {
return fmt.Errorf("Username with illegal length.")
}
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if isContainIllegalChar(user.Username, []string{",", "~", "#", "$", "%"}) {
return fmt.Errorf("Username contains illegal characters.")
}
if isIllegalLength(user.Password, 0, 20) {
return fmt.Errorf("Password with illegal length.")
}
if err := commonValidate(user); err != nil {
return err
}
return nil
}
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//commonValidate validates email, realname, comment information when user register or change their profile
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func commonValidate(user models.User) error {
if len(user.Email) > 0 {
if m, _ := regexp.MatchString(`^(([^<>()[\]\\.,;:\s@\"]+(\.[^<>()[\]\\.,;:\s@\"]+)*)|(\".+\"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$`, user.Email); !m {
return fmt.Errorf("Email with illegal format.")
}
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} else {
return fmt.Errorf("Email can't be empty")
}
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if isIllegalLength(user.Realname, 0, 20) {
return fmt.Errorf("Realname with illegal length.")
}
if isContainIllegalChar(user.Realname, []string{",", "~", "#", "$", "%"}) {
return fmt.Errorf("Realname contains illegal characters.")
}
if isIllegalLength(user.Comment, -1, 30) {
return fmt.Errorf("Comment with illegal length.")
}
return nil
}
func isIllegalLength(s string, min int, max int) bool {
if min == -1 {
return (len(s) > max)
}
if max == -1 {
return (len(s) <= min)
}
return (len(s) < min || len(s) > max)
}
func isContainIllegalChar(s string, illegalChar []string) bool {
for _, c := range illegalChar {
if strings.Index(s, c) >= 0 {
return true
}
}
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return false
}