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124 lines
4.0 KiB
Go
124 lines
4.0 KiB
Go
/*
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Real-time Online/Offline Charging System (OCS) for Telecom & ISP environments
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Copyright (C) ITsysCOM GmbH
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://.gnu.org/licenses/>
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*/
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package services
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import (
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"fmt"
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"sync"
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"github.com/cgrates/birpc"
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"github.com/cgrates/cgrates/commonlisteners"
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"github.com/cgrates/cgrates/config"
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"github.com/cgrates/cgrates/efs"
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"github.com/cgrates/cgrates/engine"
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"github.com/cgrates/cgrates/servmanager"
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"github.com/cgrates/cgrates/utils"
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)
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// ExportFailoverService is the service structure for ExportFailover
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type ExportFailoverService struct {
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sync.Mutex
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efS *efs.EfS
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cl *commonlisteners.CommonListenerS
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srv *birpc.Service
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stopChan chan struct{}
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connMgr *engine.ConnManager
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cfg *config.CGRConfig
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intRPCconn birpc.ClientConnector // expose API methods over internal connection
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srvIndexer *servmanager.ServiceIndexer // access directly services from here
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stateDeps *StateDependencies // channel subscriptions for state changes
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}
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// NewExportFailoverService is the constructor for the TpeService
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func NewExportFailoverService(cfg *config.CGRConfig, connMgr *engine.ConnManager,
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srvIndexer *servmanager.ServiceIndexer) *ExportFailoverService {
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return &ExportFailoverService{
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cfg: cfg,
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connMgr: connMgr,
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srvIndexer: srvIndexer,
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stateDeps: NewStateDependencies([]string{utils.StateServiceUP}),
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}
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}
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// Start should handle the service start
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func (efServ *ExportFailoverService) Start(_ chan struct{}) (err error) {
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if efServ.IsRunning() {
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return utils.ErrServiceAlreadyRunning
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}
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cls := efServ.srvIndexer.GetService(utils.CommonListenerS).(*CommonListenerService)
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if utils.StructChanTimeout(cls.StateChan(utils.StateServiceUP), efServ.cfg.GeneralCfg().ConnectTimeout) {
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return utils.NewServiceStateTimeoutError(utils.EFs, utils.CommonListenerS, utils.StateServiceUP)
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}
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efServ.cl = cls.CLS()
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efServ.Lock()
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efServ.efS = efs.NewEfs(efServ.cfg, efServ.connMgr)
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utils.Logger.Info(fmt.Sprintf("<%s> starting <%s> subsystem", utils.CoreS, utils.EFs))
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efServ.stopChan = make(chan struct{})
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efServ.srv, _ = engine.NewServiceWithPing(efServ.efS, utils.EfSv1, utils.V1Prfx)
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efServ.cl.RpcRegister(efServ.srv)
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efServ.Unlock()
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close(efServ.stateDeps.StateChan(utils.StateServiceUP))
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return
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}
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// Reload handles the change of config
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func (efServ *ExportFailoverService) Reload(_ chan struct{}) (err error) {
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return
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}
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// Shutdown stops the service
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func (efServ *ExportFailoverService) Shutdown() (err error) {
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efServ.srv = nil
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close(efServ.stopChan)
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utils.Logger.Info(fmt.Sprintf("<%s> service shutdown initialized", utils.EFs))
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// NEXT SHOULD EXPORT ALL THE SHUTDOWN LOGGERS TO WRITE
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utils.Logger.Info(fmt.Sprintf("<%s> service shutdown complete", utils.EFs))
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return
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}
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// IsRunning returns if the service is running
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func (efServ *ExportFailoverService) IsRunning() bool {
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efServ.Lock()
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defer efServ.Unlock()
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return efServ.efS != nil
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}
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// ShouldRun returns if the service should be running
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func (efServ *ExportFailoverService) ShouldRun() bool {
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return efServ.cfg.EFsCfg().Enabled
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}
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// ServiceName returns the service name
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func (efServ *ExportFailoverService) ServiceName() string {
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return utils.EFs
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}
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// StateChan returns signaling channel of specific state
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func (efServ *ExportFailoverService) StateChan(stateID string) chan struct{} {
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return efServ.stateDeps.StateChan(stateID)
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}
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// IntRPCConn returns the internal connection used by RPCClient
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func (efServ *ExportFailoverService) IntRPCConn() birpc.ClientConnector {
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return efServ.intRPCconn
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}
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