Example #1
0
/*
<< .Object.Property >>

Property can be a attribute or a method both used without ()
Please also note the initial dot .

Currently there are following objects that can be used:

Account -  the account that this action is called on
Action - the action with all it's attributs
Actions - the list of actions in the current action set
Sq - StatsQueueTriggered object

We can actually use everythiong that go templates offer. You can read more here: https://golang.org/pkg/text/template/
*/
func cgrRPCAction(account *Account, sq *StatsQueueTriggered, a *Action, acs Actions) error {
	// parse template
	tmpl := template.New("extra_params")
	tmpl.Delims("<<", ">>")
	t, err := tmpl.Parse(a.ExtraParameters)
	if err != nil {
		utils.Logger.Err(fmt.Sprintf("error parsing *cgr_rpc template: %s", err.Error()))
		return err
	}
	var buf bytes.Buffer
	if err = t.Execute(&buf, struct {
		Account *Account
		Sq      *StatsQueueTriggered
		Action  *Action
		Actions Actions
	}{account, sq, a, acs}); err != nil {
		utils.Logger.Err(fmt.Sprintf("error executing *cgr_rpc template %s:", err.Error()))
		return err
	}
	processedExtraParam := buf.String()
	//utils.Logger.Info("ExtraParameters: " + parsedExtraParameters)
	req := RPCRequest{}
	if err := json.Unmarshal([]byte(processedExtraParam), &req); err != nil {
		return err
	}
	params, err := utils.GetRpcParams(req.Method)
	if err != nil {
		return err
	}
	var client rpcclient.RpcClientConnection
	if req.Address != utils.MetaInternal {
		if client, err = rpcclient.NewRpcClient("tcp", req.Address, req.Attempts, 0, config.CgrConfig().ConnectTimeout, config.CgrConfig().ReplyTimeout, req.Transport, nil); err != nil {
			return err
		}
	} else {
		client = params.Object.(rpcclient.RpcClientConnection)
	}
	in, out := params.InParam, params.OutParam
	//utils.Logger.Info("Params: " + utils.ToJSON(req.Params))
	//p, err := utils.FromMapStringInterfaceValue(req.Params, in)
	mapstructure.Decode(req.Params, in)
	if err != nil {
		utils.Logger.Info("<*cgr_rpc> err: " + err.Error())
		return err
	}
	utils.Logger.Info(fmt.Sprintf("<*cgr_rpc> calling: %s with: %s", req.Method, utils.ToJSON(in)))
	if !req.Async {
		err = client.Call(req.Method, in, out)
		utils.Logger.Info(fmt.Sprintf("<*cgr_rpc> result: %s err: %v", utils.ToJSON(out), err))
		return err
	}
	go func() {
		err := client.Call(req.Method, in, out)
		utils.Logger.Info(fmt.Sprintf("<*cgr_rpc> result: %s err: %v", utils.ToJSON(out), err))
	}()
	return nil
}
Example #2
0
// Starts rater and reports on chan
func startRater(internalRaterChan chan rpcclient.RpcClientConnection, cacheDoneChan chan struct{}, internalBalancerChan chan *balancer2go.Balancer, internalSchedulerChan chan *scheduler.Scheduler,
	internalCdrStatSChan chan rpcclient.RpcClientConnection, internalHistorySChan chan rpcclient.RpcClientConnection,
	internalPubSubSChan chan rpcclient.RpcClientConnection, internalUserSChan chan rpcclient.RpcClientConnection, internalAliaseSChan chan rpcclient.RpcClientConnection,
	server *utils.Server,
	ratingDb engine.RatingStorage, accountDb engine.AccountingStorage, loadDb engine.LoadStorage, cdrDb engine.CdrStorage, logDb engine.LogStorage,
	stopHandled *bool, exitChan chan bool) {
	var waitTasks []chan struct{}

	//Cache load
	cacheTaskChan := make(chan struct{})
	waitTasks = append(waitTasks, cacheTaskChan)
	go func() {
		defer close(cacheTaskChan)

		loadHist, err := accountDb.GetLoadHistory(1, true)
		if err != nil || len(loadHist) == 0 {
			utils.Logger.Info(fmt.Sprintf("could not get load history: %v (%v)", loadHist, err))
			cacheDoneChan <- struct{}{}
			return
		}
		cfi, err := utils.LoadCacheFileInfo(cfg.CacheDumpDir)
		if err != nil || cfi.LoadInfo.RatingLoadID != loadHist[0].RatingLoadID {
			if err := ratingDb.CacheRatingAll("StartRater"); err != nil {
				utils.Logger.Crit(fmt.Sprintf("Cache rating error: %s", err.Error()))
				exitChan <- true
				return
			}
		} else {
			if err := engine.CacheLoad(cfg.CacheDumpDir, []string{utils.DESTINATION_PREFIX, utils.RATING_PLAN_PREFIX, utils.RATING_PROFILE_PREFIX, utils.LCR_PREFIX, utils.DERIVEDCHARGERS_PREFIX, utils.ACTION_PREFIX, utils.ACTION_PLAN_PREFIX, utils.SHARED_GROUP_PREFIX}); err != nil {
				utils.Logger.Crit("could not load cache file: " + err.Error())
				exitChan <- true
				return
			}
		}
		cacheDoneChan <- struct{}{}
	}()

	// Retrieve scheduler for it's API methods
	var sched *scheduler.Scheduler // Need the scheduler in APIer
	if cfg.SchedulerEnabled {
		schedTaskChan := make(chan struct{})
		waitTasks = append(waitTasks, schedTaskChan)
		go func() {
			defer close(schedTaskChan)
			select {
			case sched = <-internalSchedulerChan:
				internalSchedulerChan <- sched
			case <-time.After(cfg.InternalTtl):
				utils.Logger.Crit("<Rater>: Internal scheduler connection timeout.")
				exitChan <- true
				return
			}

		}()
	}
	var bal *balancer2go.Balancer
	if cfg.RALsBalancer != "" { // Connection to balancer
		balTaskChan := make(chan struct{})
		waitTasks = append(waitTasks, balTaskChan)
		go func() {
			defer close(balTaskChan)
			if cfg.RALsBalancer == utils.MetaInternal {
				select {
				case bal = <-internalBalancerChan:
					internalBalancerChan <- bal // Put it back if someone else is interested about
				case <-time.After(cfg.InternalTtl):
					utils.Logger.Crit("<Rater>: Internal balancer connection timeout.")
					exitChan <- true
					return
				}
			} else {
				go registerToBalancer(exitChan)
				go stopRaterSignalHandler(internalCdrStatSChan, exitChan)
				*stopHandled = true
			}
		}()
	}
	var cdrStats *rpcclient.RpcClientPool
	if len(cfg.RALsCDRStatSConns) != 0 { // Connections to CDRStats
		cdrstatTaskChan := make(chan struct{})
		waitTasks = append(waitTasks, cdrstatTaskChan)
		go func() {
			defer close(cdrstatTaskChan)
			cdrStats, err = engine.NewRPCPool(rpcclient.POOL_FIRST, cfg.ConnectAttempts, cfg.Reconnects, cfg.ConnectTimeout, cfg.ReplyTimeout,
				cfg.RALsCDRStatSConns, internalCdrStatSChan, cfg.InternalTtl)
			if err != nil {
				utils.Logger.Crit(fmt.Sprintf("<RALs> Could not connect to CDRStatS, error: %s", err.Error()))
				exitChan <- true
				return
			}
		}()
	}
	if len(cfg.RALsHistorySConns) != 0 { // Connection to HistoryS,
		histTaskChan := make(chan struct{})
		waitTasks = append(waitTasks, histTaskChan)
		go func() {
			defer close(histTaskChan)
			if historySConns, err := engine.NewRPCPool(rpcclient.POOL_FIRST, cfg.ConnectAttempts, cfg.Reconnects, cfg.ConnectTimeout, cfg.ReplyTimeout,
				cfg.RALsHistorySConns, internalHistorySChan, cfg.InternalTtl); err != nil {
				utils.Logger.Crit(fmt.Sprintf("<RALs> Could not connect HistoryS, error: %s", err.Error()))
				exitChan <- true
				return
			} else {
				engine.SetHistoryScribe(historySConns)
			}
		}()
	}
	if len(cfg.RALsPubSubSConns) != 0 { // Connection to pubsubs
		pubsubTaskChan := make(chan struct{})
		waitTasks = append(waitTasks, pubsubTaskChan)
		go func() {
			defer close(pubsubTaskChan)
			if pubSubSConns, err := engine.NewRPCPool(rpcclient.POOL_FIRST, cfg.ConnectAttempts, cfg.Reconnects, cfg.ConnectTimeout, cfg.ReplyTimeout,
				cfg.RALsPubSubSConns, internalPubSubSChan, cfg.InternalTtl); err != nil {
				utils.Logger.Crit(fmt.Sprintf("<RALs> Could not connect to PubSubS: %s", err.Error()))
				exitChan <- true
				return
			} else {
				engine.SetPubSub(pubSubSConns)
			}
		}()
	}
	if len(cfg.RALsAliasSConns) != 0 { // Connection to AliasService
		aliasesTaskChan := make(chan struct{})
		waitTasks = append(waitTasks, aliasesTaskChan)
		go func() {
			defer close(aliasesTaskChan)
			if aliaseSCons, err := engine.NewRPCPool(rpcclient.POOL_FIRST, cfg.ConnectAttempts, cfg.Reconnects, cfg.ConnectTimeout, cfg.ReplyTimeout,
				cfg.RALsAliasSConns, internalAliaseSChan, cfg.InternalTtl); err != nil {
				utils.Logger.Crit(fmt.Sprintf("<RALs> Could not connect to AliaseS, error: %s", err.Error()))
				exitChan <- true
				return
			} else {
				engine.SetAliasService(aliaseSCons)
			}
		}()
	}
	var usersConns rpcclient.RpcClientConnection
	if len(cfg.RALsUserSConns) != 0 { // Connection to UserService
		usersTaskChan := make(chan struct{})
		waitTasks = append(waitTasks, usersTaskChan)
		go func() {
			defer close(usersTaskChan)
			if usersConns, err = engine.NewRPCPool(rpcclient.POOL_FIRST, cfg.ConnectAttempts, cfg.Reconnects, cfg.ConnectTimeout, cfg.ReplyTimeout,
				cfg.RALsUserSConns, internalUserSChan, cfg.InternalTtl); err != nil {
				utils.Logger.Crit(fmt.Sprintf("<RALs> Could not connect UserS, error: %s", err.Error()))
				exitChan <- true
				return
			}
			engine.SetUserService(usersConns)
		}()
	}
	// Wait for all connections to complete before going further
	for _, chn := range waitTasks {
		<-chn
	}
	responder := &engine.Responder{Bal: bal, ExitChan: exitChan}
	responder.SetTimeToLive(cfg.ResponseCacheTTL, nil)
	apierRpcV1 := &v1.ApierV1{StorDb: loadDb, RatingDb: ratingDb, AccountDb: accountDb, CdrDb: cdrDb, LogDb: logDb, Sched: sched,
		Config: cfg, Responder: responder}
	if cdrStats != nil { // ToDo: Fix here properly the init of stats
		responder.Stats = cdrStats
		apierRpcV1.CdrStatsSrv = cdrStats
	}
	if usersConns != nil {
		apierRpcV1.Users = usersConns
	}
	apierRpcV2 := &v2.ApierV2{
		ApierV1: *apierRpcV1}

	// internalSchedulerChan shared here
	server.RpcRegister(responder)
	server.RpcRegister(apierRpcV1)
	server.RpcRegister(apierRpcV2)

	utils.RegisterRpcParams("", &engine.Stats{})
	utils.RegisterRpcParams("", &v1.CDRStatsV1{})
	utils.RegisterRpcParams("ScribeV1", &history.FileScribe{})
	utils.RegisterRpcParams("PubSubV1", &engine.PubSub{})
	utils.RegisterRpcParams("AliasesV1", &engine.AliasHandler{})
	utils.RegisterRpcParams("UsersV1", &engine.UserMap{})
	utils.RegisterRpcParams("", &v1.CdrsV1{})
	utils.RegisterRpcParams("", &v2.CdrsV2{})
	utils.RegisterRpcParams("", &v1.SessionManagerV1{})
	utils.RegisterRpcParams("", &v1.SMGenericV1{})
	utils.RegisterRpcParams("", responder)
	utils.RegisterRpcParams("", apierRpcV1)
	utils.RegisterRpcParams("", apierRpcV2)
	utils.GetRpcParams("")
	internalRaterChan <- responder // Rater done
}