mirror of
https://github.com/cgrates/cgrates.git
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127 lines
3.5 KiB
Go
127 lines
3.5 KiB
Go
/*
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Real-time Online/Offline Charging System (OCS) for Telecom & ISP environments
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Copyright (C) ITsysCOM GmbH
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>
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*/
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package services
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import (
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"fmt"
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"sync"
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"github.com/cgrates/birpc"
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"github.com/cgrates/birpc/context"
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"github.com/cgrates/cgrates/config"
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"github.com/cgrates/cgrates/cores"
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"github.com/cgrates/cgrates/engine"
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"github.com/cgrates/cgrates/servmanager"
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"github.com/cgrates/cgrates/utils"
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)
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// NewTrendsService returns the TrendS Service
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func NewTrendService(cfg *config.CGRConfig, dm *DataDBService,
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cacheS *CacheService, filterSChan chan *engine.FilterS,
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server *cores.Server, internalTrendSChan chan birpc.ClientConnector,
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connMgr *engine.ConnManager, anz *AnalyzerService,
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srvDep map[string]*sync.WaitGroup) servmanager.Service {
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return &TrendService{
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connChan: internalTrendSChan,
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cfg: cfg,
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dm: dm,
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cacheS: cacheS,
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server: server,
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connMgr: connMgr,
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anz: anz,
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srvDep: srvDep,
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}
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}
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type TrendService struct {
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sync.RWMutex
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cfg *config.CGRConfig
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dm *DataDBService
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cacheS *CacheService
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server *cores.Server
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connMgr *engine.ConnManager
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filterSChan chan *engine.FilterS
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connChan chan birpc.ClientConnector
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trs *engine.TrendS
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anz *AnalyzerService
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srvDep map[string]*sync.WaitGroup
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}
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// Start should handle the sercive start
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func (tr *TrendService) Start(ctx *context.Context, _ context.CancelFunc) (err error) {
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if tr.IsRunning() {
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return utils.ErrServiceAlreadyRunning
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}
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tr.srvDep[utils.DataDB].Add(1)
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if err = tr.cacheS.WaitToPrecache(ctx, utils.CacheTrendProfiles); err != nil {
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return err
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}
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var datadb *engine.DataManager
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if datadb, err = tr.dm.WaitForDM(ctx); err != nil {
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return
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}
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var filterS *engine.FilterS
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if filterS, err = waitForFilterS(ctx, tr.filterSChan); err != nil {
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return
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}
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tr.trs = engine.NewTrendService(datadb, tr.cfg, filterS, tr.connMgr)
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utils.Logger.Info(fmt.Sprintf("<%s> starting <%s> subsystem", utils.CoreS, utils.TrendS))
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srv, _ := engine.NewService(tr.trs)
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if !tr.cfg.DispatcherSCfg().Enabled {
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for _, s := range srv {
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tr.server.RpcRegister(s)
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}
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}
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tr.connChan <- tr.anz.GetInternalCodec(srv, utils.Trends)
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return nil
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}
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// Reload handles the change of config
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func (tr *TrendService) Reload(ctx *context.Context, _ context.CancelFunc) (err error) {
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return
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}
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// Shutdown stops the service
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func (tr *TrendService) Shutdown() (err error) {
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defer tr.srvDep[utils.DataDB].Done()
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tr.Lock()
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defer tr.Unlock()
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<-tr.connChan
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tr.server.RpcUnregisterName(utils.TrendSv1)
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return
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}
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// IsRunning returns if the service is running
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func (tr *TrendService) IsRunning() bool {
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tr.RLock()
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defer tr.RUnlock()
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return tr != nil && tr.trs != nil
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}
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// ServiceName returns the service name
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func (tr *TrendService) ServiceName() string {
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return utils.TrendS
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}
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// ShouldRun returns if the service should be running
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func (tr *TrendService) ShouldRun() bool {
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return tr.cfg.TrendSCfg().Enabled
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}
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