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

122 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"
"github.com/cgrates/cgrates/engine"
"github.com/cgrates/cgrates/servmanager"
"github.com/cgrates/cgrates/utils"
"github.com/cgrates/rpcclient"
)
// NewResponderService returns the Resonder Service
func NewResponderService(connChan chan rpcclient.RpcClientConnection) *ResponderService {
return &ResponderService{
connChan: connChan,
}
}
// ResponderService implements Service interface
type ResponderService struct {
resp *engine.Responder
connChan chan rpcclient.RpcClientConnection
}
// Start should handle the sercive start
// For this service the start should be called from RAL Service
func (resp *ResponderService) Start(sp servmanager.ServiceProvider, waitCache bool) (err error) {
if resp.IsRunning() {
return fmt.Errorf("service aleady running")
}
var waitTasks []chan struct{}
cacheTaskChan := make(chan struct{})
waitTasks = append(waitTasks, cacheTaskChan)
var thdS, stats rpcclient.RpcClientConnection
if thdS, err = sp.GetConnection(utils.ThresholdS, sp.GetConfig().RalsCfg().RALsThresholdSConns); err != nil {
utils.Logger.Crit(fmt.Sprintf("<%s> Could not connect to %s, error: %s",
utils.RALService, utils.ThresholdS, err.Error()))
return
}
if stats, err = sp.GetConnection(utils.StatS, sp.GetConfig().RalsCfg().RALsStatSConns); err != nil {
utils.Logger.Crit(fmt.Sprintf("<%s> Could not connect to %s, error: %s",
utils.RALService, utils.StatS, err.Error()))
return
}
if thdS != nil {
engine.SetThresholdS(thdS) // temporary architectural fix until we will have separate AccountS
}
if stats != nil {
engine.SetStatS(stats)
}
resp.resp = &engine.Responder{
ExitChan: sp.GetExitChan(),
MaxComputedUsage: sp.GetConfig().RalsCfg().RALsMaxComputedUsage,
}
if !sp.GetConfig().DispatcherSCfg().Enabled {
sp.GetServer().RpcRegister(resp.resp)
}
utils.RegisterRpcParams("", resp.resp)
resp.connChan <- resp.resp // Rater done
return
}
// GetIntenternalChan returns the internal connection chanel
func (resp *ResponderService) GetIntenternalChan() (conn chan rpcclient.RpcClientConnection) {
return resp.connChan
}
// Reload handles the change of config
func (resp *ResponderService) Reload(sp servmanager.ServiceProvider) (err error) {
return
}
// Shutdown stops the service
func (resp *ResponderService) Shutdown() (err error) {
resp.resp = nil
<-resp.connChan
return
}
// GetRPCInterface returns the interface to register for server
func (resp *ResponderService) GetRPCInterface() interface{} {
return resp.resp
}
// IsRunning returns if the service is running
func (resp *ResponderService) IsRunning() bool {
return resp != nil && resp.resp != nil
}
// ServiceName returns the service name
func (resp *ResponderService) ServiceName() string {
return utils.ResponderS
}
// GetResponder returns the responder created
func (resp *ResponderService) GetResponder() *engine.Responder {
return resp.resp
}