mirror of
https://github.com/cgrates/cgrates.git
synced 2026-02-11 18:16:24 +05:00
251 lines
8.4 KiB
Go
251 lines
8.4 KiB
Go
/*
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Real-time Charging System 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 main
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import (
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"fmt"
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"time"
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"github.com/cgrates/cgrates/apier/v1"
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"github.com/cgrates/cgrates/apier/v2"
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"github.com/cgrates/cgrates/balancer2go"
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"github.com/cgrates/cgrates/engine"
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"github.com/cgrates/cgrates/history"
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"github.com/cgrates/cgrates/scheduler"
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"github.com/cgrates/cgrates/utils"
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)
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func startBalancer(internalBalancerChan chan *balancer2go.Balancer, stopHandled *bool, exitChan chan bool) {
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bal := balancer2go.NewBalancer()
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go stopBalancerSignalHandler(bal, exitChan)
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*stopHandled = true
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internalBalancerChan <- bal
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}
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// Starts rater and reports on chan
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func startRater(internalRaterChan chan *engine.Responder, internalBalancerChan chan *balancer2go.Balancer, internalSchedulerChan chan *scheduler.Scheduler,
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internalCdrStatSChan chan engine.StatsInterface, internalHistorySChan chan history.Scribe,
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internalPubSubSChan chan engine.PublisherSubscriber, internalUserSChan chan engine.UserService, internalAliaseSChan chan engine.AliasService,
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server *utils.Server,
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ratingDb engine.RatingStorage, accountDb engine.AccountingStorage, loadDb engine.LoadStorage, cdrDb engine.CdrStorage, logDb engine.LogStorage,
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stopHandled *bool, exitChan chan bool) {
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var waitTasks []chan struct{}
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//Cache load
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cacheTaskChan := make(chan struct{})
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waitTasks = append(waitTasks, cacheTaskChan)
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go func() {
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defer close(cacheTaskChan)
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if err := ratingDb.CacheRatingAll(); err != nil {
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utils.Logger.Crit(fmt.Sprintf("Cache rating error: %s", err.Error()))
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exitChan <- true
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return
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}
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if err := accountDb.CacheAccountingPrefixes(); err != nil { // Used to cache load history
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utils.Logger.Crit(fmt.Sprintf("Cache accounting error: %s", err.Error()))
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exitChan <- true
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return
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}
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}()
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// Retrieve scheduler for it's API methods
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var sched *scheduler.Scheduler // Need the scheduler in APIer
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if cfg.SchedulerEnabled {
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schedTaskChan := make(chan struct{})
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waitTasks = append(waitTasks, schedTaskChan)
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go func() {
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defer close(schedTaskChan)
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select {
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case sched = <-internalSchedulerChan:
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internalSchedulerChan <- sched
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case <-time.After(cfg.InternalTtl):
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utils.Logger.Crit("<Rater>: Internal scheduler connection timeout.")
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exitChan <- true
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return
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}
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}()
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}
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// Connection to balancer
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var bal *balancer2go.Balancer
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if cfg.RaterBalancer != "" {
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balTaskChan := make(chan struct{})
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waitTasks = append(waitTasks, balTaskChan)
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go func() {
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defer close(balTaskChan)
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if cfg.RaterBalancer == utils.INTERNAL {
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select {
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case bal = <-internalBalancerChan:
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internalBalancerChan <- bal // Put it back if someone else is interested about
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case <-time.After(cfg.InternalTtl):
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utils.Logger.Crit("<Rater>: Internal balancer connection timeout.")
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exitChan <- true
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return
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}
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} else {
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go registerToBalancer(exitChan)
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go stopRaterSignalHandler(internalCdrStatSChan, exitChan)
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*stopHandled = true
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}
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}()
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}
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// Connection to CDRStats
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var cdrStats engine.StatsInterface
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if cfg.RaterCdrStats != "" {
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cdrstatTaskChan := make(chan struct{})
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waitTasks = append(waitTasks, cdrstatTaskChan)
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go func() {
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defer close(cdrstatTaskChan)
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if cfg.RaterCdrStats == utils.INTERNAL {
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select {
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case cdrStats = <-internalCdrStatSChan:
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internalCdrStatSChan <- cdrStats
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case <-time.After(cfg.InternalTtl):
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utils.Logger.Crit("<Rater>: Internal cdrstats connection timeout.")
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exitChan <- true
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return
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}
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} else if cdrStats, err = engine.NewProxyStats(cfg.RaterCdrStats, cfg.ConnectAttempts, -1); err != nil {
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utils.Logger.Crit(fmt.Sprintf("<Rater> Could not connect to cdrstats, error: %s", err.Error()))
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exitChan <- true
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return
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}
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}()
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}
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// Connection to HistoryS
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if cfg.RaterHistoryServer != "" {
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histTaskChan := make(chan struct{})
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waitTasks = append(waitTasks, histTaskChan)
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go func() {
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defer close(histTaskChan)
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var scribeServer history.Scribe
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if cfg.RaterHistoryServer == utils.INTERNAL {
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select {
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case scribeServer = <-internalHistorySChan:
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internalHistorySChan <- scribeServer
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case <-time.After(cfg.InternalTtl):
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utils.Logger.Crit("<Rater>: Internal historys connection timeout.")
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exitChan <- true
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return
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}
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} else if scribeServer, err = history.NewProxyScribe(cfg.RaterHistoryServer, cfg.ConnectAttempts, -1); err != nil {
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utils.Logger.Crit(fmt.Sprintf("<Rater> Could not connect historys, error: %s", err.Error()))
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exitChan <- true
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return
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}
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engine.SetHistoryScribe(scribeServer) // ToDo: replace package sharing with connection based one
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}()
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}
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// Connection to pubsubs
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if cfg.RaterPubSubServer != "" {
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pubsubTaskChan := make(chan struct{})
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waitTasks = append(waitTasks, pubsubTaskChan)
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go func() {
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defer close(pubsubTaskChan)
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var pubSubServer engine.PublisherSubscriber
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if cfg.RaterPubSubServer == utils.INTERNAL {
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select {
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case pubSubServer = <-internalPubSubSChan:
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internalPubSubSChan <- pubSubServer
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case <-time.After(cfg.InternalTtl):
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utils.Logger.Crit("<Rater>: Internal pubsub connection timeout.")
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exitChan <- true
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return
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}
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} else if pubSubServer, err = engine.NewProxyPubSub(cfg.RaterPubSubServer, cfg.ConnectAttempts, -1); err != nil {
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utils.Logger.Crit(fmt.Sprintf("<Rater> Could not connect to pubsubs: %s", err.Error()))
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exitChan <- true
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return
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}
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engine.SetPubSub(pubSubServer) // ToDo: replace package sharing with connection based one
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}()
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}
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// Connection to AliasService
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if cfg.RaterAliasesServer != "" {
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aliasesTaskChan := make(chan struct{})
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waitTasks = append(waitTasks, aliasesTaskChan)
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go func() {
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defer close(aliasesTaskChan)
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var aliasesServer engine.AliasService
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if cfg.RaterAliasesServer == utils.INTERNAL {
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select {
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case aliasesServer = <-internalAliaseSChan:
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internalAliaseSChan <- aliasesServer
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case <-time.After(cfg.InternalTtl):
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utils.Logger.Crit("<Rater>: Internal aliases connection timeout.")
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exitChan <- true
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return
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}
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} else if aliasesServer, err = engine.NewProxyAliasService(cfg.RaterAliasesServer, cfg.ConnectAttempts, -1); err != nil {
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utils.Logger.Crit(fmt.Sprintf("<Rater> Could not connect to aliases, error: %s", err.Error()))
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exitChan <- true
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return
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}
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engine.SetAliasService(aliasesServer) // ToDo: replace package sharing with connection based one
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}()
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}
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// Connection to UserService
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var userServer engine.UserService
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if cfg.RaterUserServer != "" {
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usersTaskChan := make(chan struct{})
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waitTasks = append(waitTasks, usersTaskChan)
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go func() {
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defer close(usersTaskChan)
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if cfg.RaterUserServer == utils.INTERNAL {
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select {
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case userServer = <-internalUserSChan:
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internalUserSChan <- userServer
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case <-time.After(cfg.InternalTtl):
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utils.Logger.Crit("<Rater>: Internal users connection timeout.")
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exitChan <- true
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return
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}
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} else if userServer, err = engine.NewProxyUserService(cfg.RaterUserServer, cfg.ConnectAttempts, -1); err != nil {
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utils.Logger.Crit(fmt.Sprintf("<Rater> Could not connect users, error: %s", err.Error()))
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exitChan <- true
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return
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}
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engine.SetUserService(userServer)
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}()
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}
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// Wait for all connections to complete before going further
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for _, chn := range waitTasks {
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<-chn
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}
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responder := &engine.Responder{Bal: bal, ExitChan: exitChan, Stats: cdrStats}
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apierRpcV1 := &v1.ApierV1{StorDb: loadDb, RatingDb: ratingDb, AccountDb: accountDb, CdrDb: cdrDb, LogDb: logDb, Sched: sched,
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Config: cfg, Responder: responder, CdrStatsSrv: cdrStats, Users: userServer}
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apierRpcV2 := &v2.ApierV2{
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ApierV1: *apierRpcV1}
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// internalSchedulerChan shared here
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server.RpcRegister(responder)
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server.RpcRegister(apierRpcV1)
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server.RpcRegister(apierRpcV2)
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internalRaterChan <- responder // Rater done
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}
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