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// Copyright (c) 2017-present Mattermost, Inc. All Rights Reserved.
// See License.txt for license information.
package app
import (
"fmt"
"net/http"
"time"
"github.com/avct/uasurfer"
"github.com/mattermost/mattermost-server/model"
"github.com/mattermost/mattermost-server/store"
)
func (a *App) AuthenticateUserForLogin(id, loginId, password, mfaToken string, ldapOnly bool) (user *model.User, err *model.AppError) {
// Do statistics
defer func() {
if a.Metrics != nil {
if user == nil || err != nil {
a.Metrics.IncrementLoginFail()
} else {
a.Metrics.IncrementLogin()
}
}
}()
if len(password) == 0 {
err := model.NewAppError("AuthenticateUserForLogin", "api.user.login.blank_pwd.app_error", nil, "", http.StatusBadRequest)
return nil, err
}
// Get the MM user we are trying to login
if user, err = a.GetUserForLogin(id, loginId); err != nil {
return nil, err
}
// and then authenticate them
if user, err = a.authenticateUser(user, password, mfaToken); err != nil {
return nil, err
}
return user, nil
}
func (a *App) GetUserForLogin(id, loginId string) (*model.User, *model.AppError) {
enableUsername := *a.Config().EmailSettings.EnableSignInWithUsername
enableEmail := *a.Config().EmailSettings.EnableSignInWithEmail
// If we are given a userID then fail if we can't find a user with that ID
if len(id) != 0 {
if user, err := a.GetUser(id); err != nil {
if err.Id != store.MISSING_ACCOUNT_ERROR {
err.StatusCode = http.StatusInternalServerError
return nil, err
} else {
err.StatusCode = http.StatusBadRequest
return nil, err
}
} else {
return user, nil
}
}
// Try to get the user by username/email
if result := <-a.Srv.Store.User().GetForLogin(loginId, enableUsername, enableEmail); result.Err == nil {
return result.Data.(*model.User), nil
}
// Try to get the user with LDAP
if user, err := a.Ldap.GetUser(loginId); err == nil {
return user, nil
}
return nil, model.NewAppError("GetUserForLogin", "store.sql_user.get_for_login.app_error", nil, "", http.StatusBadRequest)
}
func (a *App) DoLogin(w http.ResponseWriter, r *http.Request, user *model.User, deviceId string) (*model.Session, *model.AppError) {
session := &model.Session{UserId: user.Id, Roles: user.GetRawRoles(), DeviceId: deviceId, IsOAuth: false}
maxAge := *a.Config().ServiceSettings.SessionLengthWebInDays * 60 * 60 * 24
if len(deviceId) > 0 {
session.SetExpireInDays(*a.Config().ServiceSettings.SessionLengthMobileInDays)
// A special case where we logout of all other sessions with the same Id
if err := a.RevokeSessionsForDeviceId(user.Id, deviceId, ""); err != nil {
err.StatusCode = http.StatusInternalServerError
return nil, err
}
} else {
session.SetExpireInDays(*a.Config().ServiceSettings.SessionLengthWebInDays)
}
ua := uasurfer.Parse(r.UserAgent())
plat := getPlatformName(ua)
os := getOSName(ua)
bname := getBrowserName(ua, r.UserAgent())
bversion := getBrowserVersion(ua, r.UserAgent())
session.AddProp(model.SESSION_PROP_PLATFORM, plat)
session.AddProp(model.SESSION_PROP_OS, os)
session.AddProp(model.SESSION_PROP_BROWSER, fmt.Sprintf("%v/%v", bname, bversion))
var err *model.AppError
if session, err = a.CreateSession(session); err != nil {
err.StatusCode = http.StatusInternalServerError
return nil, err
}
w.Header().Set(model.HEADER_TOKEN, session.Token)
secure := false
if GetProtocol(r) == "https" {
secure = true
}
domain := a.GetCookieDomain()
expiresAt := time.Unix(model.GetMillis()/1000+int64(maxAge), 0)
sessionCookie := &http.Cookie{
Name: model.SESSION_COOKIE_TOKEN,
Value: session.Token,
Path: "/",
MaxAge: maxAge,
Expires: expiresAt,
HttpOnly: true,
Domain: domain,
Secure: secure,
}
userCookie := &http.Cookie{
Name: model.SESSION_COOKIE_USER,
Value: user.Id,
Path: "/",
MaxAge: maxAge,
Expires: expiresAt,
Domain: domain,
Secure: secure,
}
http.SetCookie(w, sessionCookie)
http.SetCookie(w, userCookie)
return session, nil
}
func GetProtocol(r *http.Request) string {
if r.Header.Get(model.HEADER_FORWARDED_PROTO) == "https" || r.TLS != nil {
return "https"
} else {
return "http"
}
}
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