Files
cgrates/services/cores.go
ionutboangiu 652d1e68cf Remove cls fields from service structs
now retrieved through registry.Lookup
2025-01-24 12:02:24 +01:00

124 lines
3.4 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 (
"os"
"sync"
"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"
)
// NewCoreService returns the Core Service
func NewCoreService(cfg *config.CGRConfig, fileCPU *os.File, shdWg *sync.WaitGroup) *CoreService {
return &CoreService{
shdWg: shdWg,
cfg: cfg,
fileCPU: fileCPU,
stateDeps: NewStateDependencies([]string{utils.StateServiceUP, utils.StateServiceDOWN}),
}
}
// CoreService implements Service interface
type CoreService struct {
mu sync.RWMutex
cfg *config.CGRConfig
cS *cores.CoreS
fileCPU *os.File
stopChan chan struct{}
shdWg *sync.WaitGroup
stateDeps *StateDependencies // channel subscriptions for state changes
}
// Start should handle the service start
func (s *CoreService) Start(shutdown *utils.SyncedChan, registry *servmanager.ServiceRegistry) error {
srvDeps, err := WaitForServicesToReachState(utils.StateServiceUP,
[]string{
utils.CapS,
utils.CommonListenerS,
utils.ConnManager,
},
registry, s.cfg.GeneralCfg().ConnectTimeout)
if err != nil {
return err
}
caps := srvDeps[utils.CapS].(*CapService).Caps()
cl := srvDeps[utils.CommonListenerS].(*CommonListenerService).CLS()
cms := srvDeps[utils.ConnManager].(*ConnManagerService)
s.mu.Lock()
defer s.mu.Unlock()
s.stopChan = make(chan struct{})
s.cS = cores.NewCoreService(s.cfg, caps, s.fileCPU, s.stopChan, s.shdWg, shutdown)
srv, err := engine.NewService(s.cS)
if err != nil {
return err
}
for _, svc := range srv {
cl.RpcRegister(svc)
}
cms.AddInternalConn(utils.CoreS, srv)
return nil
}
// Reload handles the change of config
func (s *CoreService) Reload(_ *utils.SyncedChan, _ *servmanager.ServiceRegistry) error {
return nil
}
// Shutdown stops the service
func (s *CoreService) Shutdown(registry *servmanager.ServiceRegistry) error {
s.mu.Lock()
defer s.mu.Unlock()
s.cS.Shutdown()
close(s.stopChan)
s.cS.StopCPUProfiling()
s.cS.StopMemoryProfiling()
s.cS = nil
cl := registry.Lookup(utils.CommonListenerS).(*CommonListenerService).CLS()
cl.RpcUnregisterName(utils.CoreSv1)
return nil
}
// ServiceName returns the service name
func (s *CoreService) ServiceName() string {
return utils.CoreS
}
// ShouldRun returns if the service should be running
func (s *CoreService) ShouldRun() bool {
return true
}
// StateChan returns signaling channel of specific state
func (s *CoreService) StateChan(stateID string) chan struct{} {
return s.stateDeps.StateChan(stateID)
}
// CoreS returns the CoreS object.
func (s *CoreService) CoreS() *cores.CoreS {
s.mu.RLock()
defer s.mu.RUnlock()
return s.cS
}