// 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
}
// Starts rater and reports on chan
func startRater(internalRaterChan chan *engine.Responder, internalBalancerChan chan *balancer2go.Balancer, internalSchedulerChan chan *scheduler.Scheduler,
internalCdrStatSChan chan engine.StatsInterface, internalHistorySChan chan history.Scribe,
internalPubSubSChan chan engine.PublisherSubscriber, internalUserSChan chan engine.UserService, internalAliaseSChan chan engine.AliasService,
server *utils.Server,
ratingDb engine.RatingStorage, accountDb engine.AccountingStorage, loadDb engine.LoadStorage, cdrDb engine.CdrStorage, logDb engine.LogStorage,
stopHandled *bool, exitChan chan bool) {
waitTasks := make([]chan struct{}, 0)
//Cache load
cacheTaskChan := make(chan struct{})
waitTasks = append(waitTasks, cacheTaskChan)
go func() {
defer close(cacheTaskChan)
if err := ratingDb.CacheRatingAll(); err != nil {
utils.Logger.Crit(fmt.Sprintf("Cache rating error: %s", err.Error()))
exitChan <- true
return
}
if err := accountDb.CacheAccountingPrefixes(); err != nil { // Used to cache load history
utils.Logger.Crit(fmt.Sprintf("Cache accounting error: %s", err.Error()))
exitChan <- true
return
}
}()
// 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
}
}()
}
// Connection to balancer
var bal *balancer2go.Balancer
if cfg.RaterBalancer != "" {
balTaskChan := make(chan struct{})
waitTasks = append(waitTasks, balTaskChan)
go func() {
defer close(balTaskChan)
if cfg.RaterBalancer == utils.INTERNAL {
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
}
}()
}
// Connection to CDRStats
var cdrStats engine.StatsInterface
if cfg.RaterCdrStats != "" {
cdrstatTaskChan := make(chan struct{})
waitTasks = append(waitTasks, cdrstatTaskChan)
go func() {
defer close(cdrstatTaskChan)
if cfg.RaterCdrStats == utils.INTERNAL {
select {
case cdrStats = <-internalCdrStatSChan:
internalCdrStatSChan <- cdrStats
case <-time.After(cfg.InternalTtl):
utils.Logger.Crit("<Rater>: Internal cdrstats connection timeout.")
exitChan <- true
return
}
} else if cdrStats, err = engine.NewProxyStats(cfg.RaterCdrStats, cfg.ConnectAttempts, -1); err != nil {
utils.Logger.Crit(fmt.Sprintf("<Rater> Could not connect to cdrstats, error: %s", err.Error()))
exitChan <- true
return
}
}()
}
// Connection to HistoryS
if cfg.RaterHistoryServer != "" {
histTaskChan := make(chan struct{})
waitTasks = append(waitTasks, histTaskChan)
go func() {
defer close(histTaskChan)
var scribeServer history.Scribe
if cfg.RaterHistoryServer == utils.INTERNAL {
select {
case scribeServer = <-internalHistorySChan:
internalHistorySChan <- scribeServer
case <-time.After(cfg.InternalTtl):
utils.Logger.Crit("<Rater>: Internal historys connection timeout.")
exitChan <- true
return
}
} else if scribeServer, err = history.NewProxyScribe(cfg.RaterHistoryServer, cfg.ConnectAttempts, -1); err != nil {
utils.Logger.Crit(fmt.Sprintf("<Rater> Could not connect historys, error: %s", err.Error()))
exitChan <- true
return
}
engine.SetHistoryScribe(scribeServer) // ToDo: replace package sharing with connection based one
}()
}
// Connection to pubsubs
if cfg.RaterPubSubServer != "" {
pubsubTaskChan := make(chan struct{})
waitTasks = append(waitTasks, pubsubTaskChan)
go func() {
defer close(pubsubTaskChan)
var pubSubServer engine.PublisherSubscriber
if cfg.RaterPubSubServer == utils.INTERNAL {
select {
case pubSubServer = <-internalPubSubSChan:
internalPubSubSChan <- pubSubServer
case <-time.After(cfg.InternalTtl):
utils.Logger.Crit("<Rater>: Internal pubsub connection timeout.")
exitChan <- true
return
}
} else if pubSubServer, err = engine.NewProxyPubSub(cfg.RaterPubSubServer, cfg.ConnectAttempts, -1); err != nil {
utils.Logger.Crit(fmt.Sprintf("<Rater> Could not connect to pubsubs: %s", err.Error()))
exitChan <- true
return
}
engine.SetPubSub(pubSubServer) // ToDo: replace package sharing with connection based one
}()
}
// Connection to AliasService
if cfg.RaterAliasesServer != "" {
aliasesTaskChan := make(chan struct{})
waitTasks = append(waitTasks, aliasesTaskChan)
go func() {
defer close(aliasesTaskChan)
var aliasesServer engine.AliasService
if cfg.RaterAliasesServer == utils.INTERNAL {
select {
case aliasesServer = <-internalAliaseSChan:
internalAliaseSChan <- aliasesServer
case <-time.After(cfg.InternalTtl):
utils.Logger.Crit("<Rater>: Internal aliases connection timeout.")
exitChan <- true
return
}
} else if aliasesServer, err = engine.NewProxyAliasService(cfg.RaterAliasesServer, cfg.ConnectAttempts, -1); err != nil {
utils.Logger.Crit(fmt.Sprintf("<Rater> Could not connect to aliases, error: %s", err.Error()))
exitChan <- true
return
}
engine.SetAliasService(aliasesServer) // ToDo: replace package sharing with connection based one
}()
}
// Connection to UserService
var userServer engine.UserService
if cfg.RaterUserServer != "" {
usersTaskChan := make(chan struct{})
waitTasks = append(waitTasks, usersTaskChan)
go func() {
defer close(usersTaskChan)
if cfg.RaterUserServer == utils.INTERNAL {
select {
case userServer = <-internalUserSChan:
internalUserSChan <- userServer
case <-time.After(cfg.InternalTtl):
utils.Logger.Crit("<Rater>: Internal users connection timeout.")
exitChan <- true
return
}
} else if userServer, err = engine.NewProxyUserService(cfg.RaterUserServer, cfg.ConnectAttempts, -1); err != nil {
utils.Logger.Crit(fmt.Sprintf("<Rater> Could not connect users, error: %s", err.Error()))
exitChan <- true
return
}
engine.SetUserService(userServer)
}()
}
// Wait for all connections to complete before going further
for _, chn := range waitTasks {
<-chn
}
responder := &engine.Responder{Bal: bal, ExitChan: exitChan, Stats: cdrStats}
apierRpcV1 := &v1.ApierV1{StorDb: loadDb, RatingDb: ratingDb, AccountDb: accountDb, CdrDb: cdrDb, LogDb: logDb, Sched: sched,
Config: cfg, Responder: responder, CdrStatsSrv: cdrStats, Users: userServer}
apierRpcV2 := &v2.ApierV2{
ApierV1: *apierRpcV1}
// internalSchedulerChan shared here
server.RpcRegister(responder)
server.RpcRegister(apierRpcV1)
server.RpcRegister(apierRpcV2)
internalRaterChan <- responder // Rater done
}