/
system.go
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/
system.go
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package cherryActor
import (
"strings"
"sync"
"time"
ccode "github.com/cherry-game/cherry/code"
cutils "github.com/cherry-game/cherry/extend/utils"
cfacade "github.com/cherry-game/cherry/facade"
clog "github.com/cherry-game/cherry/logger"
cproto "github.com/cherry-game/cherry/net/proto"
)
type (
// System Actor系统
System struct {
app cfacade.IApplication
actorMap *sync.Map // key:actorID, value:*actor
localInvokeFunc cfacade.InvokeFunc // default local func
remoteInvokeFunc cfacade.InvokeFunc // default remote func
wg *sync.WaitGroup // wait group
callTimeout time.Duration // call调用超时
arrivalTimeOut int64 // message到达超时(毫秒)
executionTimeout int64 // 消息执行超时(毫秒)
}
)
func NewSystem() *System {
system := &System{
actorMap: &sync.Map{},
localInvokeFunc: InvokeLocalFunc,
remoteInvokeFunc: InvokeRemoteFunc,
wg: &sync.WaitGroup{},
callTimeout: 3 * time.Second,
arrivalTimeOut: 100,
executionTimeout: 100,
}
return system
}
func (p *System) SetApp(app cfacade.IApplication) {
p.app = app
}
func (p *System) NodeId() string {
if p.app == nil {
return ""
}
return p.app.NodeId()
}
func (p *System) Stop() {
p.actorMap.Range(func(key, value any) bool {
actor, ok := value.(*Actor)
if ok {
cutils.Try(func() {
actor.Exit()
}, func(err string) {
clog.Warnf("[OnStop] - [actorID = %s, err = %s]", actor.path, err)
})
}
return true
})
clog.Info("actor system stopping!")
p.wg.Wait()
clog.Info("actor system stopped!")
}
// GetIActor 根据ActorID获取IActor
func (p *System) GetIActor(id string) (cfacade.IActor, bool) {
return p.GetActor(id)
}
// GetActor 根据ActorID获取*actor
func (p *System) GetActor(id string) (*Actor, bool) {
actorValue, found := p.actorMap.Load(id)
if !found {
return nil, false
}
actor, found := actorValue.(*Actor)
return actor, found
}
func (p *System) GetChildActor(actorID, childID string) (*Actor, bool) {
parentActor, found := p.GetActor(actorID)
if !found {
return nil, found
}
return parentActor.child.GetActor(childID)
}
func (p *System) removeActor(actorID string) {
p.actorMap.Delete(actorID)
}
// CreateActor 创建Actor
func (p *System) CreateActor(id string, handler cfacade.IActorHandler) (cfacade.IActor, error) {
if strings.TrimSpace(id) == "" {
return nil, ErrActorIDIsNil
}
if actor, found := p.GetIActor(id); found {
return actor, nil
}
thisActor, err := newActor(id, "", handler, p)
if err != nil {
return nil, err
}
p.actorMap.Store(id, &thisActor) // add to map
go thisActor.run() // new actor is running!
return &thisActor, nil
}
// Call 发送远程消息(不回复)
func (p *System) Call(source, target, funcName string, arg interface{}) int32 {
if target == "" {
clog.Warnf("[Call] Target path is nil. [source = %s, target = %s, funcName = %s]",
source,
target,
funcName,
)
return ccode.ActorPathIsNil
}
if len(funcName) < 1 {
clog.Warnf("[Call] FuncName error. [source = %s, target = %s, funcName = %s]",
source,
target,
funcName,
)
return ccode.ActorFuncNameError
}
targetPath, err := cfacade.ToActorPath(target)
if err != nil {
clog.Warnf("[Call] Target path error. [source = %s, target = %s, funcName = %s, err = %v]",
source,
target,
funcName,
err,
)
return ccode.ActorConvertPathError
}
if targetPath.NodeID != "" && targetPath.NodeID != p.NodeId() {
clusterPacket := cproto.GetClusterPacket()
clusterPacket.SourcePath = source
clusterPacket.TargetPath = target
clusterPacket.FuncName = funcName
if arg != nil {
argsBytes, err := p.app.Serializer().Marshal(arg)
if err != nil {
clog.Warnf("[Call] Marshal arg error. [targetPath = %s, error = %s]",
target,
err,
)
return ccode.ActorMarshalError
}
clusterPacket.ArgBytes = argsBytes
}
err = p.app.Cluster().PublishRemote(targetPath.NodeID, clusterPacket)
if err != nil {
clog.Warnf("[Call] Publish remote fail. [source = %s, target = %s, funcName = %s, err = %v]",
source,
target,
funcName,
err,
)
return ccode.ActorPublishRemoteError
}
} else {
remoteMsg := cfacade.GetMessage()
remoteMsg.Source = source
remoteMsg.Target = target
remoteMsg.FuncName = funcName
remoteMsg.Args = arg
if !p.PostRemote(remoteMsg) {
clog.Warnf("[Call] Post remote fail. [source = %s, target = %s, funcName = %s]", source, target, funcName)
return ccode.ActorCallFail
}
}
return ccode.OK
}
// CallWait 发送远程消息(等待回复)
func (p *System) CallWait(source, target, funcName string, arg interface{}, reply interface{}) int32 {
sourcePath, err := cfacade.ToActorPath(source)
if err != nil {
clog.Warnf("[CallWait] Source path error. [source = %s, target = %s, funcName = %s, err = %v]",
source,
target,
funcName,
err,
)
return ccode.ActorConvertPathError
}
targetPath, err := cfacade.ToActorPath(target)
if err != nil {
clog.Warnf("[CallWait] Target path error. [source = %s, target = %s, funcName = %s, err = %v]",
source,
target,
funcName,
err,
)
return ccode.ActorConvertPathError
}
if source == target {
clog.Warnf("[CallWait] Source path is equal target. [source = %s, target = %s, funcName = %s]",
source,
target,
funcName,
)
return ccode.ActorSourceEqualTarget
}
if len(funcName) < 1 {
clog.Warnf("[CallWait] FuncName error. [source = %s, target = %s, funcName = %s]",
source,
target,
funcName,
)
return ccode.ActorFuncNameError
}
// forward to remote actor
if targetPath.NodeID != "" && targetPath.NodeID != sourcePath.NodeID {
clusterPacket := cproto.BuildClusterPacket(source, target, funcName)
if arg != nil {
argsBytes, err := p.app.Serializer().Marshal(arg)
if err != nil {
clog.Warnf("[CallWait] Marshal arg error. [targetPath = %s, error = %s]", target, err)
return ccode.ActorMarshalError
}
clusterPacket.ArgBytes = argsBytes
}
rsp := p.app.Cluster().RequestRemote(targetPath.NodeID, clusterPacket, p.callTimeout)
if ccode.IsFail(rsp.Code) {
return rsp.Code
}
if reply != nil {
if err = p.app.Serializer().Unmarshal(rsp.Data, reply); err != nil {
clog.Warnf("[CallWait] Marshal reply error. [targetPath = %s, error = %s]", target, err)
return ccode.ActorMarshalError
}
}
} else {
message := cfacade.BuildMessage(source, target, funcName, arg)
var result interface{}
if sourcePath.ActorID == targetPath.ActorID {
if sourcePath.ChildID == targetPath.ChildID {
return ccode.ActorSourceEqualTarget
}
childActor, found := p.GetChildActor(targetPath.ActorID, targetPath.ChildID)
if !found {
return ccode.ActorChildIDNotFound
}
childActor.PostRemote(message)
result = <-message.ChanResult
} else {
if !p.PostRemote(message) {
clog.Warnf("[CallWait] Post remote fail. [source = %s, target = %s, funcName = %s]", source, target, funcName)
return ccode.ActorCallFail
}
result = <-message.ChanResult
}
if result != nil {
rsp := result.(*cproto.Response)
if rsp == nil {
clog.Warnf("[CallWait] Response is nil. [targetPath = %s]",
target,
)
return ccode.ActorCallFail
}
if ccode.IsFail(rsp.Code) {
return rsp.Code
}
if reply != nil {
err = p.app.Serializer().Unmarshal(rsp.Data, reply)
if err != nil {
clog.Warnf("[CallWait] Unmarshal reply error. [targetPath = %s, error = %s]",
target,
err,
)
return ccode.ActorUnmarshalError
}
}
}
}
return ccode.OK
}
// PostRemote 提交远程消息
func (p *System) PostRemote(m *cfacade.Message) bool {
if m == nil {
clog.Error("Message is nil.")
return false
}
if targetActor, found := p.GetActor(m.TargetPath().ActorID); found {
if targetActor.state == WorkerState {
targetActor.PostRemote(m)
}
return true
}
clog.Warnf("[PostRemote] actor not found. [source = %s, target = %s -> %s]",
m.Source,
m.Target,
m.FuncName,
)
return false
}
// PostLocal 提交本地消息
func (p *System) PostLocal(m *cfacade.Message) bool {
if m == nil {
clog.Error("Message is nil.")
return false
}
if targetActor, found := p.GetActor(m.TargetPath().ActorID); found {
if targetActor.state == WorkerState {
targetActor.PostLocal(m)
}
return true
}
clog.Warnf("[PostLocal] actor not found. [source = %s, target = %s -> %s]",
m.Source,
m.Target,
m.FuncName,
)
return false
}
// PostEvent 提交事件
func (p *System) PostEvent(data cfacade.IEventData) {
if data == nil {
clog.Error("[PostEvent] Event is nil.")
return
}
p.actorMap.Range(func(key, value any) bool {
if thisActor, found := value.(*Actor); found {
if thisActor.state == WorkerState {
thisActor.event.Push(data)
}
}
return true
})
}
func (p *System) SetLocalInvoke(fn cfacade.InvokeFunc) {
if fn != nil {
p.localInvokeFunc = fn
}
}
func (p *System) SetRemoteInvoke(fn cfacade.InvokeFunc) {
if fn != nil {
p.remoteInvokeFunc = fn
}
}
func (p *System) SetCallTimeout(d time.Duration) {
p.callTimeout = d
}
func (p *System) SetArrivalTimeout(t int64) {
if t > 1 {
p.arrivalTimeOut = t
}
}
func (p *System) SetExecutionTimeout(t int64) {
if t > 1 {
p.executionTimeout = t
}
}