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

106 lines
3.1 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 (
"sync"
"github.com/cgrates/cgrates/agents"
"github.com/cgrates/cgrates/config"
"github.com/cgrates/cgrates/servmanager"
"github.com/cgrates/cgrates/utils"
)
// NewHTTPAgent returns the HTTP Agent
func NewHTTPAgent(cfg *config.CGRConfig) *HTTPAgent {
return &HTTPAgent{
cfg: cfg,
stateDeps: NewStateDependencies([]string{utils.StateServiceUP, utils.StateServiceDOWN}),
}
}
// HTTPAgent implements Agent interface
type HTTPAgent struct {
mu sync.RWMutex
cfg *config.CGRConfig
// we can realy stop the HTTPAgent so keep a flag
// if we registerd the handlers
started bool
stateDeps *StateDependencies // channel subscriptions for state changes
}
// Start should handle the sercive start
func (ha *HTTPAgent) Start(_ *utils.SyncedChan, registry *servmanager.ServiceRegistry) (err error) {
srvDeps, err := WaitForServicesToReachState(utils.StateServiceUP,
[]string{
utils.CommonListenerS,
utils.ConnManager,
utils.FilterS,
},
registry, ha.cfg.GeneralCfg().ConnectTimeout)
if err != nil {
return err
}
cl := srvDeps[utils.CommonListenerS].(*CommonListenerService).CLS()
cm := srvDeps[utils.ConnManager].(*ConnManagerService).ConnManager()
fs := srvDeps[utils.FilterS].(*FilterService).FilterS()
ha.mu.Lock()
defer ha.mu.Unlock()
ha.started = true
for _, agntCfg := range ha.cfg.HTTPAgentCfg() {
cl.RegisterHttpHandler(agntCfg.URL,
agents.NewHTTPAgent(cm, agntCfg.SessionSConns, agntCfg.StatSConns, agntCfg.ThresholdSConns,
fs, ha.cfg.GeneralCfg().DefaultTenant, agntCfg.RequestPayload, agntCfg.ReplyPayload,
agntCfg.RequestProcessors))
}
return
}
// Reload handles the change of config
func (ha *HTTPAgent) Reload(_ *utils.SyncedChan, _ *servmanager.ServiceRegistry) (err error) {
return // no reload
}
// Shutdown stops the service
func (ha *HTTPAgent) Shutdown(_ *servmanager.ServiceRegistry) (err error) {
ha.mu.Lock()
ha.started = false
ha.mu.Unlock()
return // no shutdown for the momment
}
// ServiceName returns the service name
func (ha *HTTPAgent) ServiceName() string {
return utils.HTTPAgent
}
// ShouldRun returns if the service should be running
func (ha *HTTPAgent) ShouldRun() bool {
return len(ha.cfg.HTTPAgentCfg()) != 0
}
// StateChan returns signaling channel of specific state
func (ha *HTTPAgent) StateChan(stateID string) chan struct{} {
return ha.stateDeps.StateChan(stateID)
}