Files
cgrates/services/radiusagent.go
2025-10-13 09:57:41 +02:00

117 lines
3.3 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/cgrates/agents"
"github.com/cgrates/cgrates/config"
"github.com/cgrates/cgrates/servmanager"
"github.com/cgrates/cgrates/utils"
)
// NewRadiusAgent returns the Radius Agent
func NewRadiusAgent(cfg *config.CGRConfig) *RadiusAgent {
return &RadiusAgent{
cfg: cfg,
stateDeps: NewStateDependencies([]string{utils.StateServiceUP, utils.StateServiceDOWN}),
}
}
// RadiusAgent implements Agent interface
type RadiusAgent struct {
mu sync.RWMutex
cfg *config.CGRConfig
stopChan chan struct{}
rad *agents.RadiusAgent
stateDeps *StateDependencies // channel subscriptions for state changes
}
// Start should handle the sercive start
func (rad *RadiusAgent) Start(shutdown *utils.SyncedChan, registry *servmanager.ServiceRegistry) (err error) {
srvDeps, err := WaitForServicesToReachState(utils.StateServiceUP,
[]string{
utils.ConnManager,
utils.FilterS,
utils.CapS,
},
registry, rad.cfg.GeneralCfg().ConnectTimeout)
if err != nil {
return
}
cms := srvDeps[utils.ConnManager].(*ConnManagerService).ConnManager()
fs := srvDeps[utils.FilterS].(*FilterService).FilterS()
caps := srvDeps[utils.CapS].(*CapService).Caps()
rad.mu.Lock()
defer rad.mu.Unlock()
if rad.rad, err = agents.NewRadiusAgent(rad.cfg, fs, cms, caps); err != nil {
return
}
rad.stopChan = make(chan struct{})
go rad.listenAndServe(rad.rad, shutdown)
return
}
func (rad *RadiusAgent) listenAndServe(r *agents.RadiusAgent, shutdown *utils.SyncedChan) (err error) {
if err = r.ListenAndServe(rad.stopChan); err != nil {
utils.Logger.Err(fmt.Sprintf("<%s> error: <%s>", utils.RadiusAgent, err.Error()))
shutdown.CloseOnce()
}
return
}
// Reload handles the change of config
func (rad *RadiusAgent) Reload(shutdown *utils.SyncedChan, registry *servmanager.ServiceRegistry) (err error) {
rad.Shutdown(registry)
return rad.Start(shutdown, registry)
}
// Shutdown stops the service
func (rad *RadiusAgent) Shutdown(_ *servmanager.ServiceRegistry) error {
if rad.rad == nil {
return nil
}
close(rad.stopChan)
rad.rad.Wait()
rad.mu.Lock()
defer rad.mu.Unlock()
rad.rad = nil
return nil
}
// ServiceName returns the service name
func (rad *RadiusAgent) ServiceName() string {
return utils.RadiusAgent
}
// ShouldRun returns if the service should be running
func (rad *RadiusAgent) ShouldRun() bool {
return rad.cfg.RadiusAgentCfg().Enabled
}
// StateChan returns signaling channel of specific state
func (rad *RadiusAgent) StateChan(stateID string) chan struct{} {
return rad.stateDeps.StateChan(stateID)
}