Files
cgrates/analyzers/codec.go
2020-10-29 17:55:26 +01:00

80 lines
2.1 KiB
Go

/*
Real-time Online/Offline Charging System (OCS) for Telecom & ISP environments
Copyright (C) ITsysCOM GmbH
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 analyzers
import (
"net/rpc"
"sync"
"time"
)
func (aS *AnalyzerService) NewServerCodec(sc rpc.ServerCodec, enc, from, to string) rpc.ServerCodec {
return &AnalyzeServerCodec{
sc: sc,
reqs: make(map[uint64]*rpcAPI),
aS: aS,
extrainfo: &extraInfo{
enc: enc,
from: from,
to: to,
},
}
}
type AnalyzeServerCodec struct {
sc rpc.ServerCodec
// keep the API in memory because the write is async
reqs map[uint64]*rpcAPI
reqIdx uint64
reqsLk sync.RWMutex
aS *AnalyzerService
extrainfo *extraInfo
}
func (c *AnalyzeServerCodec) ReadRequestHeader(r *rpc.Request) (err error) {
err = c.sc.ReadRequestHeader(r)
c.reqsLk.Lock()
c.reqIdx = r.Seq
c.reqs[c.reqIdx] = &rpcAPI{
ID: r.Seq,
Method: r.ServiceMethod,
StartTime: time.Now(),
}
c.reqsLk.Unlock()
return
}
func (c *AnalyzeServerCodec) ReadRequestBody(x interface{}) (err error) {
err = c.sc.ReadRequestBody(x)
c.reqsLk.Lock()
c.reqs[c.reqIdx].Params = x
c.reqsLk.Unlock()
return
}
func (c *AnalyzeServerCodec) WriteResponse(r *rpc.Response, x interface{}) error {
c.reqsLk.Lock()
api := c.reqs[c.reqIdx]
delete(c.reqs, c.reqIdx)
c.reqsLk.Unlock()
go c.aS.logTrafic(api.ID, api.Method, api.Params, x, r.Error, c.extrainfo, api.StartTime, time.Now())
return c.sc.WriteResponse(r, x)
}
func (c *AnalyzeServerCodec) Close() error { return c.sc.Close() }