mirror of
https://github.com/cgrates/cgrates.git
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279 lines
8.4 KiB
Go
279 lines
8.4 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 Affero 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 Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>
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*/
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package agents
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import (
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"strings"
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"github.com/cgrates/cgrates/config"
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"github.com/cgrates/cgrates/utils"
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)
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func NewSMAsteriskEvent(ariEv map[string]any, asteriskIP, asteriskAlias string) *SMAsteriskEvent {
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smsmaEv := &SMAsteriskEvent{
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ariEv: ariEv,
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asteriskIP: asteriskIP,
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asteriskAlias: asteriskAlias,
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cachedFields: make(map[string]string),
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opts: make(map[string]any),
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}
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smsmaEv.parseStasisArgs() // Populate appArgs
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return smsmaEv
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}
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type SMAsteriskEvent struct { // Standalone struct so we can cache the fields while we parse them
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ariEv map[string]any // stasis event
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asteriskIP string
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asteriskAlias string
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cachedFields map[string]string // Cache replies here
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opts map[string]any
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}
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// parseStasisArgs will convert the args passed to Stasis into CGRateS attribute/value pairs understood by CGRateS and store them in cachedFields
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// args need to be in the form of []string{"key=value", "key2=value2"}
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func (smaEv *SMAsteriskEvent) parseStasisArgs() {
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args, _ := smaEv.ariEv["args"].([]any)
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for _, arg := range args {
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if splt := strings.Split(arg.(string), "="); len(splt) > 1 {
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if !utils.CGROptionsSet.Has(splt[0]) {
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smaEv.cachedFields[splt[0]] = splt[1]
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} else {
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smaEv.opts[splt[0]] = splt[1]
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}
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}
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}
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}
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func (smaEv *SMAsteriskEvent) OriginatorIP() string {
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return smaEv.asteriskIP
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}
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func (smaEv *SMAsteriskEvent) EventType() string {
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cachedKey := eventType
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cachedVal, hasIt := smaEv.cachedFields[cachedKey]
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if !hasIt {
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cachedVal, _ = smaEv.ariEv["type"].(string)
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smaEv.cachedFields[cachedKey] = cachedVal
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}
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return cachedVal
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}
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func (smaEv *SMAsteriskEvent) ChannelID() string {
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cachedKey := channelID
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cachedVal, hasIt := smaEv.cachedFields[cachedKey]
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if !hasIt {
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channelData, _ := smaEv.ariEv["channel"].(map[string]any)
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cachedVal, _ = channelData["id"].(string)
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smaEv.cachedFields[cachedKey] = cachedVal
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}
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return cachedVal
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}
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func (smaEv *SMAsteriskEvent) Timestamp() string {
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cachedKey := timestamp
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cachedVal, hasIt := smaEv.cachedFields[cachedKey]
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if !hasIt {
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cachedVal, _ = smaEv.ariEv["timestamp"].(string)
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smaEv.cachedFields[cachedKey] = cachedVal
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}
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return cachedVal
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}
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func (smaEv *SMAsteriskEvent) ChannelState() string {
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cachedKey := channelState
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cachedVal, hasIt := smaEv.cachedFields[cachedKey]
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if !hasIt {
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channelData, _ := smaEv.ariEv["channel"].(map[string]any)
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cachedVal, _ = channelData["state"].(string)
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}
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return cachedVal
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}
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func (smaEv *SMAsteriskEvent) SetupTime() string {
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cachedKey := utils.SetupTime
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cachedVal, hasIt := smaEv.cachedFields[cachedKey]
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if !hasIt {
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channelData, _ := smaEv.ariEv["channel"].(map[string]any)
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cachedVal, _ = channelData["creationtime"].(string)
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smaEv.cachedFields[cachedKey] = cachedVal
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}
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return cachedVal
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}
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func (smaEv *SMAsteriskEvent) Account() string {
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cachedKey := utils.CGRAccount
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cachedVal, hasIt := smaEv.cachedFields[cachedKey]
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if !hasIt {
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channelData, _ := smaEv.ariEv["channel"].(map[string]any)
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callerData, _ := channelData["caller"].(map[string]any)
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cachedVal, _ = callerData["number"].(string)
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smaEv.cachedFields[cachedKey] = cachedVal
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}
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return cachedVal
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}
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func (smaEv *SMAsteriskEvent) Destination() string {
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cachedKey := utils.CGRDestination
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cachedVal, hasIt := smaEv.cachedFields[cachedKey]
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if !hasIt {
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channelData, _ := smaEv.ariEv["channel"].(map[string]any)
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dialplanData, _ := channelData["dialplan"].(map[string]any)
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cachedVal, _ = dialplanData["exten"].(string)
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smaEv.cachedFields[cachedKey] = cachedVal
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}
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return cachedVal
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}
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func (smaEv *SMAsteriskEvent) RequestType() string {
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return utils.FirstNonEmpty(smaEv.cachedFields[utils.CGRReqType], config.CgrConfig().GeneralCfg().DefaultReqType)
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}
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func (smaEv *SMAsteriskEvent) Tenant() string {
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return smaEv.cachedFields[utils.CGRTenant]
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}
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func (smaEv *SMAsteriskEvent) Category() string {
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return smaEv.cachedFields[utils.CGRCategory]
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}
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func (smaEv *SMAsteriskEvent) Subject() string {
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return smaEv.cachedFields[utils.CGRSubject]
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}
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func (smaEv *SMAsteriskEvent) PDD() string {
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return smaEv.cachedFields[utils.CGRPdd]
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}
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func (smaEv *SMAsteriskEvent) Route() string {
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return smaEv.cachedFields[utils.CGRRoute]
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}
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func (smaEv *SMAsteriskEvent) Subsystems() string {
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return smaEv.cachedFields[utils.CGRFlags]
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}
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func (smaEv *SMAsteriskEvent) OriginHost() string {
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return smaEv.cachedFields[utils.CGROriginHost]
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}
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func (smaEv *SMAsteriskEvent) DisconnectCause() string {
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cachedKey := utils.CGRDisconnectCause
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cachedVal, hasIt := smaEv.cachedFields[cachedKey]
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if !hasIt {
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cachedVal, _ = smaEv.ariEv["cause_txt"].(string)
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if len(cachedVal) == 0 {
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cachedVal = utils.IfaceAsString(smaEv.ariEv["cause"])
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}
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smaEv.cachedFields[cachedKey] = cachedVal
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}
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return cachedVal
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}
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var primaryFields = utils.NewStringSet([]string{eventType, channelID, timestamp, utils.SetupTime, utils.CGRAccount, utils.CGRDestination, utils.CGRReqType,
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utils.CGRTenant, utils.CGRCategory, utils.CGRSubject, utils.CGRPdd, utils.CGRRoute, utils.CGRDisconnectCause})
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func (smaEv *SMAsteriskEvent) ExtraParameters() (extraParams map[string]string) {
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extraParams = make(map[string]string)
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for cachedKey, cachedVal := range smaEv.cachedFields {
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if !primaryFields.Has(cachedKey) {
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extraParams[cachedKey] = cachedVal
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}
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}
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return
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}
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func (smaEv *SMAsteriskEvent) UpdateCGREvent(cgrEv *utils.CGREvent) error {
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resCGREv := *cgrEv
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switch smaEv.EventType() {
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case ARIChannelStateChange:
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resCGREv.Event[utils.EventName] = SMASessionStart
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resCGREv.Event[utils.AnswerTime] = smaEv.Timestamp()
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case ARIChannelDestroyed:
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resCGREv.Event[utils.EventName] = SMASessionTerminate
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resCGREv.Event[utils.DisconnectCause] = smaEv.DisconnectCause()
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if _, hasIt := resCGREv.Event[utils.AnswerTime]; !hasIt {
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resCGREv.Event[utils.Usage] = "0s"
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} else if aTime, err := utils.IfaceAsTime(resCGREv.Event[utils.AnswerTime],
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config.CgrConfig().GeneralCfg().DefaultTimezone); err != nil {
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return err
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} else if aTime.IsZero() {
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resCGREv.Event[utils.Usage] = "0s"
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} else {
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actualTime, err := utils.ParseTimeDetectLayout(smaEv.Timestamp(), "")
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if err != nil {
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return err
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}
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resCGREv.Event[utils.Usage] = actualTime.Sub(aTime).String()
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}
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}
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for k, v := range smaEv.opts {
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resCGREv.APIOpts[k] = v
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}
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*cgrEv = resCGREv
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return nil
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}
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func (smaEv *SMAsteriskEvent) AsMapStringInterface() (mp map[string]any) {
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mp = make(map[string]any)
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switch smaEv.EventType() {
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case ARIStasisStart:
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mp[utils.EventName] = SMAAuthorization
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case ARIChannelStateChange:
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mp[utils.EventName] = SMASessionStart
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case ARIChannelDestroyed:
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mp[utils.EventName] = SMASessionTerminate
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}
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mp[utils.OriginID] = smaEv.ChannelID()
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if smaEv.RequestType() != "" {
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mp[utils.RequestType] = smaEv.RequestType()
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}
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if smaEv.Tenant() != "" {
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mp[utils.Tenant] = smaEv.Tenant()
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}
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if smaEv.Category() != "" {
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mp[utils.Category] = smaEv.Category()
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}
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if smaEv.Subject() != "" {
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mp[utils.Subject] = smaEv.Subject()
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}
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mp[utils.OriginHost] = utils.FirstNonEmpty(smaEv.OriginHost(), smaEv.asteriskAlias, smaEv.OriginatorIP())
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mp[utils.AccountField] = smaEv.Account()
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mp[utils.Destination] = smaEv.Destination()
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mp[utils.SetupTime] = smaEv.SetupTime()
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if smaEv.Route() != "" {
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mp[utils.RouteStr] = smaEv.Route()
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}
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for extraKey, extraVal := range smaEv.ExtraParameters() { // Append extraParameters
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mp[extraKey] = extraVal
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}
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mp[utils.Source] = utils.AsteriskAgent
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return
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}
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// AsCGREvent converts AsteriskEvent into CGREvent
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func (smaEv *SMAsteriskEvent) AsCGREvent() *utils.CGREvent {
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return &utils.CGREvent{
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Tenant: utils.FirstNonEmpty(smaEv.Tenant(),
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config.CgrConfig().GeneralCfg().DefaultTenant),
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ID: utils.UUIDSha1Prefix(),
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Event: smaEv.AsMapStringInterface(),
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APIOpts: smaEv.opts,
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}
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}
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