/
handler.go
89 lines (74 loc) · 2.5 KB
/
handler.go
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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package main
import (
"errors"
"time"
)
import (
"github.com/AlexStocks/getty/transport"
log "github.com/AlexStocks/getty/util"
)
var (
errSessionNotExist = errors.New("session not exist!")
echoMsgHandler = newEchoMessageHandler()
)
////////////////////////////////////////////
// EchoMessageHandler
////////////////////////////////////////////
type clientEchoSession struct {
session getty.Session
reqNum int32
}
type EchoMessageHandler struct{}
func newEchoMessageHandler() *EchoMessageHandler {
return &EchoMessageHandler{}
}
func (h *EchoMessageHandler) OnOpen(session getty.Session) error {
client.addSession(session)
return nil
}
func (h *EchoMessageHandler) OnError(session getty.Session, err error) {
log.Info("session{%s} got error{%v}, will be closed.", session.Stat(), err)
client.removeSession(session)
}
func (h *EchoMessageHandler) OnClose(session getty.Session) {
log.Info("session{%s} is closing......", session.Stat())
client.removeSession(session)
}
func (h *EchoMessageHandler) OnMessage(session getty.Session, pkg interface{}) {
p, ok := pkg.(*EchoPackage)
if !ok {
log.Error("illegal packge{%#v}", pkg)
return
}
log.Debug("get echo package{%s}", p)
client.updateSession(session)
}
func (h *EchoMessageHandler) OnCron(session getty.Session) {
clientEchoSession, err := client.getClientEchoSession(session)
if err != nil {
log.Error("client.getClientSession(session{%s}) = error{%#v}", session.Stat(), err)
return
}
if conf.sessionTimeout.Nanoseconds() < time.Since(session.GetActive()).Nanoseconds() {
log.Warn("session{%s} timeout{%s}, reqNum{%d}",
session.Stat(), time.Since(session.GetActive()).String(), clientEchoSession.reqNum)
client.removeSession(session)
return
}
}