Files
cgrates/services/stats.go
2025-10-29 19:42:24 +01:00

133 lines
3.5 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 (
"fmt"
"sync"
"github.com/cgrates/birpc"
v1 "github.com/cgrates/cgrates/apier/v1"
"github.com/cgrates/cgrates/config"
"github.com/cgrates/cgrates/engine"
"github.com/cgrates/cgrates/servmanager"
"github.com/cgrates/cgrates/utils"
)
// NewStatService returns the Stat Service
func NewStatService(cfg *config.CGRConfig, dm *DataDBService,
cacheS *engine.CacheS, filterSChan chan *engine.FilterS,
server *utils.Server, internalStatSChan chan birpc.ClientConnector, connMgr *engine.ConnManager) servmanager.Service {
return &StatService{
connChan: internalStatSChan,
cfg: cfg,
dm: dm,
cacheS: cacheS,
filterSChan: filterSChan,
server: server,
connMgr: connMgr,
}
}
// StatService implements Service interface
type StatService struct {
sync.RWMutex
cfg *config.CGRConfig
dm *DataDBService
cacheS *engine.CacheS
filterSChan chan *engine.FilterS
server *utils.Server
connMgr *engine.ConnManager
sts *engine.StatService
rpc *v1.StatSv1
connChan chan birpc.ClientConnector
}
// Start should handle the sercive start
func (sts *StatService) Start() (err error) {
if sts.IsRunning() {
return utils.ErrServiceAlreadyRunning
}
<-sts.cacheS.GetPrecacheChannel(utils.CacheStatQueueProfiles)
<-sts.cacheS.GetPrecacheChannel(utils.CacheStatQueues)
<-sts.cacheS.GetPrecacheChannel(utils.CacheStatFilterIndexes)
filterS := <-sts.filterSChan
sts.filterSChan <- filterS
dbchan := sts.dm.GetDMChan()
datadb := <-dbchan
dbchan <- datadb
sts.Lock()
defer sts.Unlock()
sts.sts, err = engine.NewStatService(datadb, sts.cfg, filterS, sts.connMgr)
if err != nil {
utils.Logger.Crit(fmt.Sprintf("<StatS> Could not init, error: %s", err.Error()))
return
}
utils.Logger.Info(fmt.Sprintf("<%s> starting <%s> subsystem", utils.CoreS, utils.StatS))
sts.sts.StartLoop()
sts.rpc = v1.NewStatSv1(sts.sts)
if !sts.cfg.DispatcherSCfg().Enabled {
sts.server.RpcRegister(sts.rpc)
}
sts.connChan <- sts.rpc
return
}
// Reload handles the change of config
func (sts *StatService) Reload() (err error) {
sts.Lock()
sts.sts.Reload()
sts.Unlock()
return
}
// Shutdown stops the service
func (sts *StatService) Shutdown() (err error) {
sts.Lock()
defer sts.Unlock()
if err = sts.sts.Shutdown(); err != nil {
return
}
sts.sts = nil
sts.rpc = nil
<-sts.connChan
return
}
// IsRunning returns if the service is running
func (sts *StatService) IsRunning() bool {
sts.RLock()
defer sts.RUnlock()
return sts != nil && sts.sts != nil
}
// ServiceName returns the service name
func (sts *StatService) ServiceName() string {
return utils.StatS
}
// ShouldRun returns if the service should be running
func (sts *StatService) ShouldRun() bool {
return sts.cfg.StatSCfg().Enabled
}