Files
cgrates/sessionmanager/session.go
2012-05-08 19:36:21 +03:00

98 lines
2.7 KiB
Go

/*
Rating system designed to be used in VoIP Carriers World
Copyright (C) 2012 Radu Ioan Fericean
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>
*/
package sessionmanager
import (
"fmt"
"github.com/rif/cgrates/timespans"
"log"
"time"
)
const (
DEBIT_PERIOD = 10 * time.Second
)
type Session struct {
uuid, cstmId, subject, destination string
startTime time.Time // destination: startTime
sessionDelegate SessionDelegate
stopDebit chan byte
}
func NewSession(ev *Event, ed SessionDelegate) (s *Session) {
startTime, err := time.Parse(time.RFC1123, ev.Fields[START_TIME])
if err != nil {
log.Print("Error parsing answer event start time, using time.Now!")
startTime = time.Now()
}
s = &Session{uuid: ev.Fields[UUID],
cstmId: ev.Fields[CSTMID],
subject: ev.Fields[SUBJECT],
destination: ev.Fields[DESTINATION],
startTime: startTime,
stopDebit: make(chan byte)}
s.sessionDelegate = ed
go s.StartDebitLoop()
return
}
func (s *Session) StartDebitLoop() {
for {
select {
case <-s.stopDebit:
return
default:
}
s.sessionDelegate.LoopAction()
time.Sleep(DEBIT_PERIOD)
}
}
func (s *Session) GetSessionDurationFrom(now time.Time) (d time.Duration) {
seconds := now.Sub(s.startTime).Seconds()
d, err := time.ParseDuration(fmt.Sprintf("%ds", int(seconds)))
if err != nil {
log.Printf("Cannot parse session duration %v", seconds)
}
return
}
func (s *Session) GetSessionDuration() time.Duration {
return s.GetSessionDurationFrom(time.Now())
}
func (s *Session) GetSessionCostFrom(now time.Time) (callCosts *timespans.CallCost, err error) {
cd := &timespans.CallDescriptor{TOR: 1, CstmId: s.cstmId, Subject: s.subject, DestinationPrefix: s.destination, TimeStart: s.startTime, TimeEnd: now}
cd.SetStorageGetter(storageGetter)
callCosts, err = cd.GetCost()
if err != nil {
log.Printf("Error getting call cost for session %v", s)
}
return
}
func (s *Session) GetSessionCost() (callCosts *timespans.CallCost, err error) {
return s.GetSessionCostFrom(time.Now())
}
func (s *Session) Close() {
s.stopDebit <- 1
}