agent.go
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package main
import (
"fmt"
"github.com/golang/protobuf/proto"
"math"
"pro2d/common"
"pro2d/common/components"
"pro2d/models"
"pro2d/pb"
"pro2d/utils"
"pro2d/utils/logger"
"sync/atomic"
)
type Agent struct {
components.IConnection
Server components.IServer
Role *models.RoleModel
readFunc chan func()
timerFunc chan func()
Quit chan *Agent
nextCheckTime int64 //下一次检查的时间
lastHeartCheckTime int64
heartTimeoutCount int //超时次数
}
func NewAgent(s components.IServer) *Agent {
return &Agent{
Server: s,
readFunc: make(chan func(), 10),
timerFunc: make(chan func(), 10),
Quit: make(chan *Agent),
nextCheckTime: 0,
lastHeartCheckTime: utils.Timex(),
heartTimeoutCount: 0,
}
}
func (c *Agent) listen() {
defer c.Close()
for {
select {
case timerFunc := <- c.timerFunc:
timerFunc()
case readFunc := <- c.readFunc:
readFunc()
case <- c.Quit:
return
}
}
}
func (c *Agent) OnConnection(conn components.IConnection) {
c.IConnection = conn
go c.listen()
}
func (c *Agent) OnMessage(msg components.IMessage) {
f := func() {
atomic.StoreInt64(&c.lastHeartCheckTime, utils.Timex())
if md, ok := components.ActionMap[pb.ProtoCode(msg.GetHeader().GetMsgID())]; ok {
logger.Debug("protocode handler: %d", msg.GetHeader().GetMsgID())
errCode, protomsg := md(msg)
rsp, err := proto.Marshal(protomsg)
fmt.Printf("errCode: %d, protomsg:%v\n", errCode, protomsg)
if err != nil {
conn := c.Server.GetIConnection(msg.GetSessId())
if conn != nil {
conn.Send(-100, msg.GetHeader().GetMsgID(), nil)
}
return
}
conn := c.Server.GetIConnection(msg.GetSessId())
if conn != nil {
conn.Send(errCode, msg.GetHeader().GetMsgID(), rsp)
}
return
}
logger.Error("protocode not handler: %d", msg.GetHeader().GetMsgID())
}
c.readFunc <- f
}
func (c *Agent) OnClose() {
c.Quit <- c
}
func (c *Agent) Close() {
if c.Role == nil {
return
}
c.Role.OnOfflineEvent()
}
func (c *Agent) checkHeartBeat(now int64) {
lastHeartCheckTime := atomic.LoadInt64(&c.lastHeartCheckTime)
logger.Debug("checkHeartBeat ID: %d, last: %d, now: %d", c.GetID(), lastHeartCheckTime, now)
if math.Abs(float64(lastHeartCheckTime - now)) > common.HeartTimerInterval {
c.heartTimeoutCount++
if c.heartTimeoutCount >= common.HeartTimeoutCountMax {
c.Stop()
return
}
logger.Debug("timeout count: %d", c.heartTimeoutCount)
}else {
c.heartTimeoutCount = 0
}
}
func (c *Agent) update() {
nextCheckTime := atomic.LoadInt64(&c.nextCheckTime)
now := utils.Timex()
if now >= nextCheckTime {
//检查心跳
c.checkHeartBeat(now)
nextCheckTime = now + common.HeartTimerInterval
atomic.StoreInt64(&c.nextCheckTime, nextCheckTime)
}
c.timerFunc <- func() {
if c.Role != nil {
//role 恢复数据
c.Role.OnRecoverTimer(now)
}
}
}