Files
cgrates/engine/version.go
2017-09-10 15:02:46 +00:00

119 lines
3.7 KiB
Go

/*
Real-time Online/Offline Charging System (OCS) for Telecom & ISP environments
Copyright (C) ITsysCOM GmbH
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>
*/
package engine
import (
"errors"
"fmt"
"github.com/cgrates/cgrates/utils"
)
func CheckVersions(storage Storage) error {
// get current db version
if storage == nil {
storage = dataStorage
}
storType := storage.GetStorageType()
x := CurrentDBVersions(storType)
dbVersion, err := storage.GetVersions(utils.TBLVersions)
if err != nil {
// no data, write version
if err := storage.SetVersions(x, false); err != nil {
utils.Logger.Warning(fmt.Sprintf("Could not write current version to db: %v", err))
}
} else {
// comparing versions
message := dbVersion.Compare(x, storType)
if len(message) > 2 {
// write the new values
msg := "Migration needed: please backup cgr data and run : <" + message + ">"
return errors.New(msg)
}
}
return nil
}
func (vers Versions) Compare(curent Versions, storType string) string {
var x map[string]string
m := map[string]string{
utils.Accounts: "cgr-migrator -migrate=*accounts",
utils.Actions: "cgr-migrator -migrate=*actions",
utils.ActionTriggers: "cgr-migrator -migrate=*action_triggers",
utils.ActionPlans: "cgr-migrator -migrate=*action_plans",
utils.SharedGroups: "cgr-migrator -migrate=*shared_groups",
utils.COST_DETAILS: "cgr-migrator -migrate=*cost_details",
}
data := map[string]string{
utils.Accounts: "cgr-migrator -migrate=*accounts",
utils.Actions: "cgr-migrator -migrate=*actions",
utils.ActionTriggers: "cgr-migrator -migrate=*action_triggers",
utils.ActionPlans: "cgr-migrator -migrate=*action_plans",
utils.SharedGroups: "cgr-migrator -migrate=*shared_groups",
}
stor := map[string]string{
utils.COST_DETAILS: "cgr-migrator -migrate=*cost_details",
}
switch storType {
case utils.MONGO:
x = m
case utils.POSTGRES:
x = stor
case utils.MYSQL:
x = stor
case utils.REDIS:
x = data
case utils.MAPSTOR:
x = m
}
for y, val := range x {
if vers[y] != curent[y] {
return val
}
}
return ""
}
func CurrentDBVersions(storType string) Versions {
switch storType {
case utils.MONGO:
return Versions{utils.Accounts: 2, utils.Actions: 2, utils.ActionTriggers: 2, utils.ActionPlans: 2, utils.SharedGroups: 2, utils.COST_DETAILS: 2}
case utils.POSTGRES:
return Versions{utils.COST_DETAILS: 2}
case utils.MYSQL:
return Versions{utils.COST_DETAILS: 2}
case utils.REDIS:
return Versions{utils.Accounts: 2, utils.Actions: 2, utils.ActionTriggers: 2, utils.ActionPlans: 2, utils.SharedGroups: 2}
case utils.MAPSTOR:
return Versions{utils.Accounts: 2, utils.Actions: 2, utils.ActionTriggers: 2, utils.ActionPlans: 2, utils.SharedGroups: 2, utils.COST_DETAILS: 2}
}
return nil
}
func CurrentStorDBVersions() Versions {
return Versions{utils.COST_DETAILS: 2}
}
func CurrentDataDBVersions() Versions {
return Versions{utils.Accounts: 2, utils.Actions: 2, utils.ActionTriggers: 2, utils.ActionPlans: 2, utils.SharedGroups: 2}
}
// Versions will keep trac of various item versions
type Versions map[string]int64 // map[item]versionNr