mirror of
https://github.com/cgrates/cgrates.git
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102 lines
3.0 KiB
Go
102 lines
3.0 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 sessions
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import (
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"math/rand"
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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/engine"
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"github.com/cgrates/cgrates/utils"
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)
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var unratedReqs = engine.MapEvent{
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utils.META_POSTPAID: struct{}{},
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utils.META_PSEUDOPREPAID: struct{}{},
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utils.META_RATED: struct{}{},
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}
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var authReqs = engine.MapEvent{
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utils.META_PREPAID: struct{}{},
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utils.META_PSEUDOPREPAID: struct{}{},
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}
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// BiRPClient is the interface implemented by Agents which are able to
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// communicate bidirectionally with SessionS and remote Communication Switch
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type BiRPClient interface {
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Call(ctx *context.Context, serviceMethod string, args any, reply any) error
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V1DisconnectSession(args utils.AttrDisconnectSession, reply *string) (err error)
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V1GetActiveSessionIDs(ignParam string, sessionIDs *[]*SessionID) (err error)
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}
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// getSessionTTL retrieves SessionTTL setting out of ev
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// if SessionTTLMaxDelay is present in ev, the return is randomized
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// ToDo: remove if not needed
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func getSessionTTL(ev *engine.MapEvent, cfgSessionTTL time.Duration,
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cfgSessionTTLMaxDelay *time.Duration) (ttl time.Duration, err error) {
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if ttl, err = ev.GetDuration(utils.SessionTTL); err != nil {
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if err != utils.ErrNotFound {
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return
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}
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err = nil
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ttl = cfgSessionTTL
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}
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if ttl == 0 {
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return
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}
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// random delay computation
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var sessionTTLMaxDelay int64
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maxDelay, err := ev.GetDuration(utils.SessionTTLMaxDelay)
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if err != nil {
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if err != utils.ErrNotFound {
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return
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}
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err = nil // clear the error for return
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if cfgSessionTTLMaxDelay != nil {
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maxDelay = *cfgSessionTTLMaxDelay
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}
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}
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sessionTTLMaxDelay = maxDelay.Nanoseconds() / 1000000 // Milliseconds precision for randomness
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if sessionTTLMaxDelay != 0 {
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ttl += time.Duration(rand.Int63n(sessionTTLMaxDelay) * 1000000)
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}
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return
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}
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// GetSetCGRID will populate the CGRID key if not present and return it
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func GetSetCGRID(ev engine.MapEvent) (cgrID string) {
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cgrID = ev.GetStringIgnoreErrors(utils.CGRID)
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if cgrID == "" {
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cgrID = utils.Sha1(ev.GetStringIgnoreErrors(utils.OriginID),
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ev.GetStringIgnoreErrors(utils.OriginHost))
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ev[utils.CGRID] = cgrID
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}
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return
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}
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func getFlagIDs(flag string) []string {
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flagWithIDs := strings.Split(flag, utils.InInFieldSep)
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if len(flagWithIDs) <= 1 {
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return nil
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}
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return strings.Split(flagWithIDs[1], utils.INFIELD_SEP)
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}
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