Files
cgrates/services/thresholds.go
2023-11-08 17:10:13 +01:00

137 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 services
import (
"fmt"
"sync"
"github.com/cgrates/birpc"
v1 "github.com/cgrates/cgrates/apier/v1"
"github.com/cgrates/cgrates/config"
"github.com/cgrates/cgrates/cores"
"github.com/cgrates/cgrates/engine"
"github.com/cgrates/cgrates/servmanager"
"github.com/cgrates/cgrates/utils"
)
// NewThresholdService returns the Threshold Service
func NewThresholdService(cfg *config.CGRConfig, dm *DataDBService,
cacheS *engine.CacheS, filterSChan chan *engine.FilterS,
server *cores.Server, internalThresholdSChan chan birpc.ClientConnector,
anz *AnalyzerService, srvDep map[string]*sync.WaitGroup) servmanager.Service {
return &ThresholdService{
connChan: internalThresholdSChan,
cfg: cfg,
dm: dm,
cacheS: cacheS,
filterSChan: filterSChan,
server: server,
anz: anz,
srvDep: srvDep,
}
}
// ThresholdService implements Service interface
type ThresholdService struct {
sync.RWMutex
cfg *config.CGRConfig
dm *DataDBService
cacheS *engine.CacheS
filterSChan chan *engine.FilterS
server *cores.Server
thrs *engine.ThresholdService
connChan chan birpc.ClientConnector
anz *AnalyzerService
srvDep map[string]*sync.WaitGroup
}
// Start should handle the sercive start
func (thrs *ThresholdService) Start() error {
if thrs.IsRunning() {
return utils.ErrServiceAlreadyRunning
}
thrs.srvDep[utils.DataDB].Add(1)
<-thrs.cacheS.GetPrecacheChannel(utils.CacheThresholdProfiles)
<-thrs.cacheS.GetPrecacheChannel(utils.CacheThresholds)
<-thrs.cacheS.GetPrecacheChannel(utils.CacheThresholdFilterIndexes)
filterS := <-thrs.filterSChan
thrs.filterSChan <- filterS
dbchan := thrs.dm.GetDMChan()
datadb := <-dbchan
dbchan <- datadb
thrs.Lock()
defer thrs.Unlock()
thrs.thrs = engine.NewThresholdService(datadb, thrs.cfg, filterS)
utils.Logger.Info(fmt.Sprintf("<%s> starting <%s> subsystem", utils.CoreS, utils.ThresholdS))
thrs.thrs.StartLoop()
srv, err := engine.NewService(v1.NewThresholdSv1(thrs.thrs))
if err != nil {
return err
}
if !thrs.cfg.DispatcherSCfg().Enabled {
for _, s := range srv {
thrs.server.RpcRegister(s)
}
}
thrs.connChan <- thrs.anz.GetInternalCodec(srv, utils.ThresholdS)
return nil
}
// Reload handles the change of config
func (thrs *ThresholdService) Reload() (err error) {
thrs.Lock()
thrs.thrs.Reload()
thrs.Unlock()
return
}
// Shutdown stops the service
func (thrs *ThresholdService) Shutdown() (err error) {
defer thrs.srvDep[utils.DataDB].Done()
thrs.Lock()
defer thrs.Unlock()
thrs.thrs.Shutdown()
thrs.thrs = nil
<-thrs.connChan
return
}
// IsRunning returns if the service is running
func (thrs *ThresholdService) IsRunning() bool {
thrs.RLock()
defer thrs.RUnlock()
return thrs.thrs != nil
}
// ServiceName returns the service name
func (thrs *ThresholdService) ServiceName() string {
return utils.ThresholdS
}
// ShouldRun returns if the service should be running
func (thrs *ThresholdService) ShouldRun() bool {
return thrs.cfg.ThresholdSCfg().Enabled
}