Files
cgrates/services/ees.go
2025-10-13 09:57:41 +02:00

111 lines
3.3 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 Affero 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 Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>
*/
package services
import (
"sync"
"github.com/cgrates/cgrates/config"
"github.com/cgrates/cgrates/ees"
"github.com/cgrates/cgrates/engine"
"github.com/cgrates/cgrates/servmanager"
"github.com/cgrates/cgrates/utils"
)
// NewEventExporterService constructs EventExporterService
func NewEventExporterService(cfg *config.CGRConfig) *EventExporterService {
return &EventExporterService{
cfg: cfg,
stateDeps: NewStateDependencies([]string{utils.StateServiceUP, utils.StateServiceDOWN}),
}
}
// EventExporterService is the service structure for EventExporterS
type EventExporterService struct {
mu sync.RWMutex
cfg *config.CGRConfig
eeS *ees.EeS
stateDeps *StateDependencies // channel subscriptions for state changes
}
// Start should handle the service start
func (es *EventExporterService) Start(_ *utils.SyncedChan, registry *servmanager.ServiceRegistry) error {
srvDeps, err := WaitForServicesToReachState(utils.StateServiceUP,
[]string{
utils.CommonListenerS,
utils.ConnManager,
utils.FilterS,
},
registry, es.cfg.GeneralCfg().ConnectTimeout)
if err != nil {
return err
}
cl := srvDeps[utils.CommonListenerS].(*CommonListenerService).CLS()
cms := srvDeps[utils.ConnManager].(*ConnManagerService)
fs := srvDeps[utils.FilterS].(*FilterService).FilterS()
es.mu.Lock()
defer es.mu.Unlock()
es.eeS, err = ees.NewEventExporterS(es.cfg, fs, cms.ConnManager())
if err != nil {
return err
}
srv, _ := engine.NewServiceWithPing(es.eeS, utils.EeSv1, utils.V1Prfx)
// srv, _ := birpc.NewService(es.rpc, "", false)
cl.RpcRegister(srv)
cms.AddInternalConn(utils.EEs, srv)
return nil
}
// Reload handles the change of config
func (es *EventExporterService) Reload(_ *utils.SyncedChan, _ *servmanager.ServiceRegistry) error {
es.mu.Lock()
defer es.mu.Unlock()
es.eeS.ClearExporterCache()
return es.eeS.SetupExporterCache()
}
// Shutdown stops the service
func (es *EventExporterService) Shutdown(registry *servmanager.ServiceRegistry) error {
es.mu.Lock()
defer es.mu.Unlock()
es.eeS.ClearExporterCache()
es.eeS = nil
cl := registry.Lookup(utils.CommonListenerS).(*CommonListenerService).CLS()
cl.RpcUnregisterName(utils.EeSv1)
return nil
}
// ServiceName returns the service name
func (es *EventExporterService) ServiceName() string {
return utils.EEs
}
// ShouldRun returns if the service should be running
func (es *EventExporterService) ShouldRun() (should bool) {
return es.cfg.EEsCfg().Enabled
}
// StateChan returns signaling channel of specific state
func (es *EventExporterService) StateChan(stateID string) chan struct{} {
return es.stateDeps.StateChan(stateID)
}