mirror of
https://github.com/cgrates/cgrates.git
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295 lines
11 KiB
Go
295 lines
11 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 agents
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import (
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"fmt"
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"strings"
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"time"
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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/engine"
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"github.com/cgrates/cgrates/sessions"
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"github.com/cgrates/cgrates/utils"
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)
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func processRequest(ctx *context.Context, reqProcessor *config.RequestProcessor,
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agReq *AgentRequest, agentName string, connMgr *engine.ConnManager,
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sessionsConns, statsConns, thConns []string,
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filterS *engine.FilterS) (_ bool, err error) {
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startTime := time.Now()
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if pass, err := filterS.Pass(agReq.Tenant,
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reqProcessor.Filters, agReq); err != nil || !pass {
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return pass, err
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}
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if err = agReq.SetFields(reqProcessor.RequestFields); err != nil {
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return
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}
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cgrEv := utils.NMAsCGREvent(agReq.CGRRequest, agReq.Tenant, utils.NestingSep, agReq.Opts)
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var reqType string
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for _, typ := range []string{
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utils.MetaDryRun, utils.MetaAuthorize,
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utils.MetaInitiate, utils.MetaUpdate,
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utils.MetaTerminate, utils.MetaMessage,
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utils.MetaCDRs, utils.MetaEvent, utils.MetaNone} {
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if reqProcessor.Flags.Has(typ) { // request type is identified through flags
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reqType = typ
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break
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}
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}
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var cgrArgs utils.Paginator
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if reqType == utils.MetaAuthorize || reqType == utils.MetaMessage || reqType == utils.MetaEvent {
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if cgrArgs, err = utils.GetRoutePaginatorFromOpts(cgrEv.APIOpts); err != nil {
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utils.Logger.Warning(fmt.Sprintf("<%s> args extraction failed because <%s>",
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agentName, err.Error()))
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err = nil // reset the error and continue the processing
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}
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}
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if reqProcessor.Flags.Has(utils.MetaLog) {
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utils.Logger.Info(
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fmt.Sprintf("<%s> LOG, processorID: %s, %s message: %s",
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agentName, reqProcessor.ID, strings.ToLower(agentName[:len(agentName)-5]), agReq.Request.String()))
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}
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replyState := utils.OK
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switch reqType {
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default:
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return false, fmt.Errorf("unknown request type: <%s>", reqType)
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case utils.MetaNone: // do nothing on CGRateS side
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case utils.MetaDryRun:
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utils.Logger.Info(
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fmt.Sprintf("<%s> DRY_RUN, processorID: %s, %sMessage: %s",
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agentName, reqProcessor.ID, agentName[:len(agentName)-5], agReq.Request.String()))
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case utils.MetaAuthorize:
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authArgs := sessions.NewV1AuthorizeArgs(
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reqProcessor.Flags.GetBool(utils.MetaAttributes),
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reqProcessor.Flags.ParamsSlice(utils.MetaAttributes, utils.MetaIDs),
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reqProcessor.Flags.GetBool(utils.MetaThresholds),
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reqProcessor.Flags.ParamsSlice(utils.MetaThresholds, utils.MetaIDs),
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reqProcessor.Flags.GetBool(utils.MetaStats),
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reqProcessor.Flags.ParamsSlice(utils.MetaStats, utils.MetaIDs),
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reqProcessor.Flags.GetBool(utils.MetaResources),
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reqProcessor.Flags.Has(utils.MetaAccounts),
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reqProcessor.Flags.GetBool(utils.MetaRoutes),
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reqProcessor.Flags.Has(utils.MetaRoutesIgnoreErrors),
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reqProcessor.Flags.Has(utils.MetaRoutesEventCost),
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cgrEv, cgrArgs,
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reqProcessor.Flags.Has(utils.MetaFD),
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reqProcessor.Flags.ParamValue(utils.MetaRoutesMaxCost),
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)
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rply := new(sessions.V1AuthorizeReply)
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err = connMgr.Call(ctx, sessionsConns, utils.SessionSv1AuthorizeEvent,
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authArgs, rply)
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if err != nil {
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replyState = utils.ErrReplyStateAuthorize
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}
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rply.SetMaxUsageNeeded(authArgs.GetMaxUsage)
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agReq.setCGRReply(rply, err)
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case utils.MetaInitiate:
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initArgs := sessions.NewV1InitSessionArgs(
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reqProcessor.Flags.GetBool(utils.MetaAttributes),
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reqProcessor.Flags.ParamsSlice(utils.MetaAttributes, utils.MetaIDs),
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reqProcessor.Flags.GetBool(utils.MetaThresholds),
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reqProcessor.Flags.ParamsSlice(utils.MetaThresholds, utils.MetaIDs),
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reqProcessor.Flags.GetBool(utils.MetaStats),
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reqProcessor.Flags.ParamsSlice(utils.MetaStats, utils.MetaIDs),
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reqProcessor.Flags.GetBool(utils.MetaResources),
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reqProcessor.Flags.Has(utils.MetaAccounts),
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cgrEv, reqProcessor.Flags.Has(utils.MetaFD))
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rply := new(sessions.V1InitSessionReply)
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err = connMgr.Call(ctx, sessionsConns, utils.SessionSv1InitiateSession,
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initArgs, rply)
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if err != nil {
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replyState = utils.ErrReplyStateInitiate
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}
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rply.SetMaxUsageNeeded(initArgs.InitSession)
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agReq.setCGRReply(rply, err)
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case utils.MetaUpdate:
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updateArgs := sessions.NewV1UpdateSessionArgs(
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reqProcessor.Flags.GetBool(utils.MetaAttributes),
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reqProcessor.Flags.GetBool(utils.MetaThresholds),
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reqProcessor.Flags.GetBool(utils.MetaStats),
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reqProcessor.Flags.ParamsSlice(utils.MetaAttributes, utils.MetaIDs),
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reqProcessor.Flags.ParamsSlice(utils.MetaThresholds, utils.MetaIDs),
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reqProcessor.Flags.ParamsSlice(utils.MetaStats, utils.MetaIDs),
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reqProcessor.Flags.Has(utils.MetaAccounts),
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cgrEv, reqProcessor.Flags.Has(utils.MetaFD))
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rply := new(sessions.V1UpdateSessionReply)
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rply.SetMaxUsageNeeded(updateArgs.UpdateSession)
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err = connMgr.Call(ctx, sessionsConns, utils.SessionSv1UpdateSession,
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updateArgs, rply)
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if err != nil {
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replyState = utils.ErrReplyStateUpdate
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}
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agReq.setCGRReply(rply, err)
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case utils.MetaTerminate:
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terminateArgs := sessions.NewV1TerminateSessionArgs(
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reqProcessor.Flags.Has(utils.MetaAccounts),
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reqProcessor.Flags.GetBool(utils.MetaResources),
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reqProcessor.Flags.GetBool(utils.MetaThresholds),
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reqProcessor.Flags.ParamsSlice(utils.MetaThresholds, utils.MetaIDs),
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reqProcessor.Flags.GetBool(utils.MetaStats),
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reqProcessor.Flags.ParamsSlice(utils.MetaStats, utils.MetaIDs),
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cgrEv, reqProcessor.Flags.Has(utils.MetaFD))
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var rply string
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err = connMgr.Call(ctx, sessionsConns, utils.SessionSv1TerminateSession,
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terminateArgs, &rply)
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if err != nil {
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replyState = utils.ErrReplyStateTerminate
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}
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agReq.setCGRReply(nil, err)
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case utils.MetaMessage:
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msgArgs := sessions.NewV1ProcessMessageArgs(
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reqProcessor.Flags.GetBool(utils.MetaAttributes),
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reqProcessor.Flags.ParamsSlice(utils.MetaAttributes, utils.MetaIDs),
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reqProcessor.Flags.GetBool(utils.MetaThresholds),
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reqProcessor.Flags.ParamsSlice(utils.MetaThresholds, utils.MetaIDs),
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reqProcessor.Flags.GetBool(utils.MetaStats),
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reqProcessor.Flags.ParamsSlice(utils.MetaStats, utils.MetaIDs),
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reqProcessor.Flags.GetBool(utils.MetaResources),
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reqProcessor.Flags.Has(utils.MetaAccounts),
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reqProcessor.Flags.GetBool(utils.MetaRoutes),
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reqProcessor.Flags.Has(utils.MetaRoutesIgnoreErrors),
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reqProcessor.Flags.Has(utils.MetaRoutesEventCost),
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cgrEv, cgrArgs,
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reqProcessor.Flags.Has(utils.MetaFD),
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reqProcessor.Flags.ParamValue(utils.MetaRoutesMaxCost),
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)
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rply := new(sessions.V1ProcessMessageReply)
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err = connMgr.Call(ctx, sessionsConns, utils.SessionSv1ProcessMessage,
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msgArgs, rply)
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if err != nil {
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replyState = utils.ErrReplyStateMessage
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}
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if utils.ErrHasPrefix(err, utils.RalsErrorPrfx) {
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cgrEv.Event[utils.Usage] = 0 // avoid further debits
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} else if msgArgs.Debit {
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cgrEv.Event[utils.Usage] = rply.MaxUsage // make sure the CDR reflects the debit
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}
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rply.SetMaxUsageNeeded(msgArgs.Debit)
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agReq.setCGRReply(rply, err)
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case utils.MetaEvent:
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evArgs := &sessions.V1ProcessEventArgs{
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Flags: reqProcessor.Flags.SliceFlags(),
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Paginator: cgrArgs,
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CGREvent: cgrEv,
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}
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rply := new(sessions.V1ProcessEventReply)
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err = connMgr.Call(ctx, sessionsConns, utils.SessionSv1ProcessEvent,
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evArgs, rply)
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if err != nil {
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replyState = utils.ErrReplyStateEvent
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}
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if utils.ErrHasPrefix(err, utils.RalsErrorPrfx) {
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cgrEv.Event[utils.Usage] = 0 // avoid further debits
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} else if needsMaxUsage(reqProcessor.Flags[utils.MetaRALs]) {
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cgrEv.Event[utils.Usage] = rply.MaxUsage // make sure the CDR reflects the debit
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}
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agReq.setCGRReply(rply, err)
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case utils.MetaCDRs: // allow CDR processing
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}
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// separate request so we can capture the Terminate/Event also here
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if reqProcessor.Flags.GetBool(utils.MetaCDRs) &&
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!reqProcessor.Flags.Has(utils.MetaDryRun) {
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var rplyCDRs string
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if err = connMgr.Call(ctx, sessionsConns, utils.SessionSv1ProcessCDR,
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cgrEv, &rplyCDRs); err != nil {
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agReq.CGRReply.Map[utils.Error] = utils.NewLeafNode(err.Error())
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if replyState == utils.OK {
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replyState = utils.ErrReplyStateCDRs
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} else {
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replyState += ";" + utils.ErrReplyStateCDRs
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}
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}
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}
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if err = agReq.SetFields(reqProcessor.ReplyFields); err != nil {
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return
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}
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endTime := time.Now()
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if reqProcessor.Flags.Has(utils.MetaLog) {
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utils.Logger.Info(
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fmt.Sprintf("<%s> LOG, %s reply: %s",
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agentName, agentName[:len(agentName)-5], agReq.Reply))
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}
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if reqType == utils.MetaDryRun {
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utils.Logger.Info(
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fmt.Sprintf("<%s> DRY_RUN, %s reply: %s",
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agentName, agentName[:len(agentName)-5], agReq.Reply))
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}
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if reqProcessor.Flags.Has(utils.MetaDryRun) {
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return true, nil
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}
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var rawStatIDs, rawThIDs string
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switch agentName {
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case utils.DiameterAgent:
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rawStatIDs = reqProcessor.Flags.ParamValue(utils.MetaDAStats)
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rawThIDs = reqProcessor.Flags.ParamValue(utils.MetaDAThresholds)
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case utils.HTTPAgent:
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rawStatIDs = reqProcessor.Flags.ParamValue(utils.MetaHAStats)
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rawThIDs = reqProcessor.Flags.ParamValue(utils.MetaHAThresholds)
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case utils.DNSAgent:
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rawStatIDs = reqProcessor.Flags.ParamValue(utils.MetaDNSStats)
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rawThIDs = reqProcessor.Flags.ParamValue(utils.MetaDNSThresholds)
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}
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// Return early if nothing to process.
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if rawStatIDs == "" && rawThIDs == "" {
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return true, nil
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}
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// Clone is needed to prevent data races if requests are sent
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// asynchronously.
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ev := cgrEv.Clone()
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ev.Event[utils.ReplyState] = replyState
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ev.Event[utils.StartTime] = startTime
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ev.Event[utils.EndTime] = endTime
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ev.Event[utils.ProcessingTime] = endTime.Sub(startTime)
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ev.Event[utils.Source] = agentName
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ev.APIOpts[utils.MetaEventType] = utils.ProcessTime
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if rawStatIDs != "" {
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statIDs := strings.Split(rawStatIDs, utils.ANDSep)
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ev.APIOpts[utils.OptsStatsProfileIDs] = statIDs
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var reply []string
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if err := connMgr.Call(ctx, statsConns, utils.StatSv1ProcessEvent,
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ev, &reply); err != nil {
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return false, fmt.Errorf("failed to process %s event in %s: %v",
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agentName, utils.StatS, err)
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}
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// NOTE: ProfileIDs APIOpts key persists for the ThresholdS request,
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// although it would be ignored. Might want to delete it.
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}
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if rawThIDs != "" {
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thIDs := strings.Split(rawThIDs, utils.ANDSep)
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ev.APIOpts[utils.OptsThresholdsProfileIDs] = thIDs
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var reply []string
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if err := connMgr.Call(ctx, thConns, utils.ThresholdSv1ProcessEvent,
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ev, &reply); err != nil {
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return false, fmt.Errorf("failed to process %s event in %s: %v",
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agentName, utils.ThresholdS, err)
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}
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}
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return true, nil
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}
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