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// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
// See LICENSE.txt for license information.
package model
import (
"encoding/json"
"io"
"strconv"
"strings"
"github.com/mattermost/mattermost-server/v5/mlog"
)
const (
SESSION_COOKIE_TOKEN = "MMAUTHTOKEN"
SESSION_COOKIE_USER = "MMUSERID"
SESSION_COOKIE_CSRF = "MMCSRF"
SESSION_CACHE_SIZE = 35000
SESSION_PROP_PLATFORM = "platform"
SESSION_PROP_OS = "os"
SESSION_PROP_BROWSER = "browser"
SESSION_PROP_TYPE = "type"
SESSION_PROP_USER_ACCESS_TOKEN_ID = "user_access_token_id"
SESSION_PROP_IS_BOT = "is_bot"
SESSION_PROP_IS_BOT_VALUE = "true"
SESSION_TYPE_USER_ACCESS_TOKEN = "UserAccessToken"
SESSION_PROP_IS_GUEST = "is_guest"
SESSION_ACTIVITY_TIMEOUT = 1000 * 60 * 5 // 5 minutes
SESSION_USER_ACCESS_TOKEN_EXPIRY = 100 * 365 // 100 years
)
type Session struct {
Id string `json:"id"`
Token string `json:"token"`
CreateAt int64 `json:"create_at"`
ExpiresAt int64 `json:"expires_at"`
LastActivityAt int64 `json:"last_activity_at"`
UserId string `json:"user_id"`
DeviceId string `json:"device_id"`
Roles string `json:"roles"`
IsOAuth bool `json:"is_oauth"`
Props StringMap `json:"props"`
TeamMembers []*TeamMember `json:"team_members" db:"-"`
Local bool `json:"local" db:"-"`
}
// Returns true if the session is unrestricted, which should grant it
// with all permissions. This is used for local mode sessions
func (me *Session) IsUnrestricted() bool {
return me.Local
}
func (me *Session) DeepCopy() *Session {
copySession := *me
if me.Props != nil {
copySession.Props = CopyStringMap(me.Props)
}
if me.TeamMembers != nil {
copySession.TeamMembers = make([]*TeamMember, len(me.TeamMembers))
for index, tm := range me.TeamMembers {
copySession.TeamMembers[index] = new(TeamMember)
*copySession.TeamMembers[index] = *tm
}
}
return ©Session
}
func (me *Session) ToJson() string {
b, _ := json.Marshal(me)
return string(b)
}
func SessionFromJson(data io.Reader) *Session {
var me *Session
json.NewDecoder(data).Decode(&me)
return me
}
func (me *Session) PreSave() {
if me.Id == "" {
me.Id = NewId()
}
if me.Token == "" {
me.Token = NewId()
}
me.CreateAt = GetMillis()
me.LastActivityAt = me.CreateAt
if me.Props == nil {
me.Props = make(map[string]string)
}
}
func (me *Session) Sanitize() {
me.Token = ""
}
func (me *Session) IsExpired() bool {
if me.ExpiresAt <= 0 {
return false
}
if GetMillis() > me.ExpiresAt {
return true
}
return false
}
func (me *Session) SetExpireInDays(days int) {
if me.CreateAt == 0 {
me.ExpiresAt = GetMillis() + (1000 * 60 * 60 * 24 * int64(days))
} else {
me.ExpiresAt = me.CreateAt + (1000 * 60 * 60 * 24 * int64(days))
}
}
func (me *Session) AddProp(key string, value string) {
if me.Props == nil {
me.Props = make(map[string]string)
}
me.Props[key] = value
}
func (me *Session) GetTeamByTeamId(teamId string) *TeamMember {
for _, team := range me.TeamMembers {
if team.TeamId == teamId {
return team
}
}
return nil
}
func (me *Session) IsMobileApp() bool {
return len(me.DeviceId) > 0 || me.IsMobile()
}
func (me *Session) IsMobile() bool {
val, ok := me.Props[USER_AUTH_SERVICE_IS_MOBILE]
if !ok {
return false
}
isMobile, err := strconv.ParseBool(val)
if err != nil {
mlog.Error("Error parsing boolean property from Session", mlog.Err(err))
return false
}
return isMobile
}
func (me *Session) IsSaml() bool {
val, ok := me.Props[USER_AUTH_SERVICE_IS_SAML]
if !ok {
return false
}
isSaml, err := strconv.ParseBool(val)
if err != nil {
mlog.Error("Error parsing boolean property from Session", mlog.Err(err))
return false
}
return isSaml
}
func (me *Session) IsSSOLogin() bool {
return me.IsOAuth || me.IsSaml()
}
func (me *Session) GetUserRoles() []string {
return strings.Fields(me.Roles)
}
func (me *Session) GenerateCSRF() string {
token := NewId()
me.AddProp("csrf", token)
return token
}
func (me *Session) GetCSRF() string {
if me.Props == nil {
return ""
}
return me.Props["csrf"]
}
func SessionsToJson(o []*Session) string {
if b, err := json.Marshal(o); err != nil {
return "[]"
} else {
return string(b)
}
}
func SessionsFromJson(data io.Reader) []*Session {
var o []*Session
json.NewDecoder(data).Decode(&o)
return o
}
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