Files
cgrates/services/schedulers.go
2019-10-28 12:17:15 +01:00

133 lines
3.6 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 services
import (
"fmt"
"sync"
v1 "github.com/cgrates/cgrates/apier/v1"
"github.com/cgrates/cgrates/engine"
"github.com/cgrates/cgrates/scheduler"
"github.com/cgrates/cgrates/servmanager"
"github.com/cgrates/cgrates/utils"
"github.com/cgrates/rpcclient"
)
// NewSchedulerService returns the Scheduler Service
func NewSchedulerService() *SchedulerService {
return &SchedulerService{
connChan: make(chan rpcclient.RpcClientConnection, 1),
}
}
// SchedulerService implements Service interface
type SchedulerService struct {
sync.RWMutex
schS *scheduler.Scheduler
rpc *v1.SchedulerSv1
connChan chan rpcclient.RpcClientConnection
}
// Start should handle the sercive start
func (schS *SchedulerService) Start(sp servmanager.ServiceProvider, waitCache bool) (err error) {
if schS.IsRunning() {
return fmt.Errorf("service aleady running")
}
if waitCache { // Wait for cache to load data before starting
<-sp.GetCacheS().GetPrecacheChannel(utils.CacheActionPlans) // wait for ActionPlans to be cached
}
schS.Lock()
defer schS.Unlock()
utils.Logger.Info("<ServiceManager> Starting CGRateS Scheduler.")
schS.schS = scheduler.NewScheduler(sp.GetDM())
go schS.schS.Loop()
schS.rpc = v1.NewSchedulerSv1(sp.GetConfig())
if !sp.GetConfig().DispatcherSCfg().Enabled {
sp.GetServer().RpcRegister(schS.rpc)
}
schS.connChan <- schS.rpc
// Create connection to CDR Server and share it in engine(used for *cdrlog action)
cdrsConn, err := sp.GetConnection(utils.CDRServer, sp.GetConfig().SchedulerCfg().CDRsConns)
if err != nil {
utils.Logger.Crit(fmt.Sprintf("<%s> Could not connect to CDRServer: %s", utils.SchedulerS, err.Error()))
return
}
// ToDo: this should be send to scheduler
engine.SetSchedCdrsConns(cdrsConn)
return
}
// GetIntenternalChan returns the internal connection chanel
func (schS *SchedulerService) GetIntenternalChan() (conn chan rpcclient.RpcClientConnection) {
return schS.connChan
}
// Reload handles the change of config
func (schS *SchedulerService) Reload(sp servmanager.ServiceProvider) (err error) {
schS.Lock()
schS.schS.Reload()
defer schS.Unlock()
return
}
// Shutdown stops the service
func (schS *SchedulerService) Shutdown() (err error) {
schS.Lock()
schS.schS.Shutdown()
schS.schS = nil
schS.rpc = nil
<-schS.connChan
schS.Unlock()
return
}
// GetRPCInterface returns the interface to register for server
func (schS *SchedulerService) GetRPCInterface() interface{} {
schS.RLock()
defer schS.RUnlock()
return schS.rpc
}
// IsRunning returns if the service is running
func (schS *SchedulerService) IsRunning() bool {
schS.RLock()
defer schS.RUnlock()
return schS != nil && schS.schS != nil
}
// ServiceName returns the service name
func (schS *SchedulerService) ServiceName() string {
return utils.SchedulerS
}
// GetScheduler returns the Scheduler
func (schS *SchedulerService) GetScheduler() *scheduler.Scheduler {
schS.RLock()
defer schS.RUnlock()
return schS.schS
}