Files
cgrates/services/efs.go
2024-11-30 19:13:19 +01:00

131 lines
4.1 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://.gnu.org/licenses/>
*/
package services
import (
"fmt"
"sync"
"github.com/cgrates/birpc/context"
"github.com/cgrates/birpc"
"github.com/cgrates/cgrates/commonlisteners"
"github.com/cgrates/cgrates/config"
"github.com/cgrates/cgrates/efs"
"github.com/cgrates/cgrates/engine"
"github.com/cgrates/cgrates/servmanager"
"github.com/cgrates/cgrates/utils"
)
// ExportFailoverService is the service structure for ExportFailover
type ExportFailoverService struct {
sync.Mutex
clSChan chan *commonlisteners.CommonListenerS
efS *efs.EfS
cl *commonlisteners.CommonListenerS
srv *birpc.Service
stopChan chan struct{}
intConnChan chan birpc.ClientConnector
connMgr *engine.ConnManager
cfg *config.CGRConfig
srvDep map[string]*sync.WaitGroup
intRPCconn birpc.ClientConnector // expose API methods over internal connection
srvIndexer *servmanager.ServiceIndexer // access directly services from here
stateDeps *StateDependencies // channel subscriptions for state changes
}
// NewExportFailoverService is the constructor for the TpeService
func NewExportFailoverService(cfg *config.CGRConfig, connMgr *engine.ConnManager,
intConnChan chan birpc.ClientConnector,
clSChan chan *commonlisteners.CommonListenerS,
srvDep map[string]*sync.WaitGroup,
srvIndexer *servmanager.ServiceIndexer) *ExportFailoverService {
return &ExportFailoverService{
cfg: cfg,
clSChan: clSChan,
connMgr: connMgr,
intConnChan: intConnChan,
srvDep: srvDep,
srvIndexer: srvIndexer,
}
}
// Start should handle the service start
func (efServ *ExportFailoverService) Start(ctx *context.Context, _ context.CancelFunc) (err error) {
if efServ.IsRunning() {
return utils.ErrServiceAlreadyRunning
}
efServ.cl = <-efServ.clSChan
efServ.clSChan <- efServ.cl
efServ.Lock()
efServ.efS = efs.NewEfs(efServ.cfg, efServ.connMgr)
utils.Logger.Info(fmt.Sprintf("<%s> starting <%s> subsystem", utils.CoreS, utils.EFs))
efServ.stopChan = make(chan struct{})
efServ.srv, _ = engine.NewServiceWithPing(efServ.efS, utils.EfSv1, utils.V1Prfx)
efServ.cl.RpcRegister(efServ.srv)
efServ.Unlock()
return
}
// Reload handles the change of config
func (efServ *ExportFailoverService) Reload(ctx *context.Context, _ context.CancelFunc) (err error) {
return
}
// Shutdown stops the service
func (efServ *ExportFailoverService) Shutdown() (err error) {
efServ.srv = nil
close(efServ.stopChan)
utils.Logger.Info(fmt.Sprintf("<%s> service shutdown initialized", utils.EFs))
// NEXT SHOULD EXPORT ALL THE SHUTDOWN LOGGERS TO WRITE
utils.Logger.Info(fmt.Sprintf("<%s> service shutdown complete", utils.EFs))
return
}
// IsRunning returns if the service is running
func (efServ *ExportFailoverService) IsRunning() bool {
efServ.Lock()
defer efServ.Unlock()
return efServ.efS != nil
}
// ShouldRun returns if the service should be running
func (efServ *ExportFailoverService) ShouldRun() bool {
return efServ.cfg.EFsCfg().Enabled
}
// ServiceName returns the service name
func (efServ *ExportFailoverService) ServiceName() string {
return utils.EFs
}
// StateChan returns signaling channel of specific state
func (efServ *ExportFailoverService) StateChan(stateID string) chan struct{} {
return efServ.stateDeps.StateChan(stateID)
}
// IntRPCConn returns the internal connection used by RPCClient
func (efServ *ExportFailoverService) IntRPCConn() birpc.ClientConnector {
return efServ.intRPCconn
}