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cherry.go
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cherry.go
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package cherry
import (
cherryFacade "github.com/cherry-game/cherry/facade"
cherryAgent "github.com/cherry-game/cherry/net/agent"
cherryCluster "github.com/cherry-game/cherry/net/cluster"
cherryProto "github.com/cherry-game/cherry/net/cluster/proto"
cherryCommand "github.com/cherry-game/cherry/net/command"
cherryConnector "github.com/cherry-game/cherry/net/connector"
cherryHandler "github.com/cherry-game/cherry/net/handler"
cherryMessage "github.com/cherry-game/cherry/net/message"
cherryPacket "github.com/cherry-game/cherry/net/packet"
cherrySession "github.com/cherry-game/cherry/net/session"
"time"
)
var (
_thisApp *Application
)
var (
_components []cherryFacade.IComponent
_clusterComponent *cherryCluster.Component
)
var (
_commands = make(map[cherryPacket.Type]cherryCommand.ICommand)
_handshakeData = make(map[string]interface{})
_heartbeat = 60 * time.Second
_connector cherryFacade.IConnector
)
var (
_handlerOpts []cherryHandler.Option
_handlerGroups []*cherryHandler.HandlerGroup
_handlerComponent *cherryHandler.Component
)
func App() *Application {
return _thisApp
}
func Configure(profilePath, profileName, nodeId string) cherryFacade.IApplication {
_thisApp = NewApp(profilePath, profileName, nodeId)
return _thisApp
}
func SetSerializer(serializer cherryFacade.ISerializer) {
_thisApp.SetSerializer(serializer)
}
func SetPacketCodec(codec cherryFacade.IPacketCodec) {
_thisApp.SetPacketCodec(codec)
}
func Run(isFrontend bool, nodeMode NodeMode) {
if _thisApp == nil {
panic("please call the configure function first.")
}
if _thisApp.Running() {
return
}
_thisApp.isFrontend = isFrontend
_thisApp.nodeMode = nodeMode
initHandlerComponent()
initClusterComponent()
initConnectorComponent()
_thisApp.Startup()
}
func initHandlerComponent() {
// register handler component
_handlerComponent = cherryHandler.NewComponent(_handlerOpts...)
for _, group := range _handlerGroups {
_handlerComponent.Register(group)
}
_thisApp.Register(_handlerComponent)
// add developer registered components
_thisApp.Register(_components...)
}
func initClusterComponent() {
// register cluster component
if _thisApp.NodeMode() == Cluster {
_clusterComponent = cherryCluster.NewComponent()
_thisApp.Register(_clusterComponent)
//配置 cluster 消息路由
// cluster 收到rpc forward函数的消息
_clusterComponent.OnForward(func(msg *cherryProto.Message) {
session, found := cherrySession.GetBySID(msg.Sid)
if found {
// cluster接收的消息,转到handler统一处理
_handlerComponent.PostMessage(session, &cherryMessage.Message{
Type: cherryMessage.Type(msg.GetMsgType()),
ID: uint(msg.Id),
Route: msg.Route,
Data: msg.Data,
Error: false,
})
}
})
// TODO setting remote handler
_handlerComponent.RemoteHandler = _clusterComponent.SendUserMessage
}
}
func initConnectorComponent() {
if _thisApp.isFrontend == false {
return
}
if _connector == nil {
panic("need to add IConnector")
}
if len(_handshakeData) < 1 {
_handshakeData["heartbeat"] = _heartbeat.Seconds()
}
initCommand()
connectorComponent := cherryConnector.NewComponent(_connector)
stat := connectorComponent.ConnectStat
cherrySession.AddOnCreateListener(func(session *cherrySession.Session) (next bool) {
stat.IncreaseConn()
session.Debugf("session on create. address[%s], state[%s]",
session.RemoteAddress(),
stat.PrintInfo(),
)
return true
})
cherrySession.AddOnCreateListener(func(session *cherrySession.Session) (next bool) {
stat.DecreaseConn()
session.Debugf("session on closed. address[%s], state[%s]",
session.RemoteAddress(),
stat.PrintInfo(),
)
if _thisApp.isFrontend && _thisApp.nodeMode == Cluster {
_clusterComponent.SendCloseSession(session.SID())
}
return true
})
agentOptions := &cherryAgent.Options{
Heartbeat: _heartbeat,
Commands: _commands,
}
if _thisApp.nodeMode == Cluster {
//如果是集群,则转发到这里
agentOptions.RPCHandler = _clusterComponent.SendSysMessage
} else {
// 如果是单机,则转到这里
agentOptions.RPCHandler = _handlerComponent.PostMessage
}
// new client connect
connectorComponent.OnConnect(func(conn cherryFacade.INetConn) {
// create agent
agent := cherryAgent.NewAgent(_thisApp, conn, agentOptions)
// create new session
session := cherrySession.Create(_thisApp.NodeId(), agent)
agent.Session = session
// run agent
agent.Run()
})
_thisApp.Register(connectorComponent)
}
func initCommand() {
if len(_commands) > 0 {
return
}
// default values
handshakeCommand := cherryCommand.NewHandshake(_thisApp, _handshakeData)
RegisterCommand(handshakeCommand)
handshakeAckCommand := cherryCommand.NewHandshakeACK()
RegisterCommand(handshakeAckCommand)
heartbeatCommand := cherryCommand.NewHeartbeat(_thisApp)
RegisterCommand(heartbeatCommand)
// TODO connector forward message
handDataCommand := cherryCommand.NewData(_handlerComponent.PostMessage)
RegisterCommand(handDataCommand)
}
func SetHeartbeat(time time.Duration) {
_heartbeat = time
}
func SetHandshake(key string, value interface{}) {
_handshakeData[key] = value
}
func SetDictionary(dict map[string]uint16) {
cherryMessage.SetDictionary(dict)
}
func SetMessageCompression(compression bool) {
cherryMessage.SetDataCompression(compression)
}
func SetOnShutdown(fn ...func()) {
_thisApp.OnShutdown(fn...)
}
func SetHandlerOptions(opts ...cherryHandler.Option) {
_handlerOpts = append(_handlerOpts, opts...)
}
func RegisterHandler(handler ...cherryFacade.IHandler) {
handlerGroup := cherryHandler.NewGroupWithHandler(handler...)
_handlerGroups = append(_handlerGroups, handlerGroup)
}
func RegisterHandlerGroup(group ...*cherryHandler.HandlerGroup) {
_handlerGroups = append(_handlerGroups, group...)
}
func RegisterComponent(component ...cherryFacade.IComponent) {
_components = append(_components, component...)
}
func RegisterConnector(connector cherryFacade.IConnector) {
_connector = connector
}
func RegisterCommand(command cherryCommand.ICommand) {
_commands[command.GetType()] = command
}