fix: 将全局的连接管理器与nnet路由修改为局部，以达到多实例的目的。

config/config.go

@@ -1,6 +1,9 @@
 package config
 
-import "git.noahlan.cn/noahlan/ntools-go/core/pool"
+import (
+	"git.noahlan.cn/noahlan/ntools-go/core/pool"
+	"time"
+)
 
 const (
 	// DevMode means development mode.
@@ -28,6 +31,9 @@ type (
 		Addr string `json:",default=0.0.0.0"`
 		// Name 服务端名称，默认为n-net
 		Name string `json:",default=n-net"`
+		// TaskTimerPrecision // 全局任务的timer间隔
+		TaskTimerPrecision time.Duration `json:",default=1s"`
+		// Mode 运行模式
 		Mode string `json:",default=dev,options=[dev,test,prod]"`
 	}
 )

conn/conn_mgr.go

@@ -5,8 +5,6 @@ import (
 	"sync"
 )
 
-var ConnManager *Manager
-
 type Manager struct {
 	sync.RWMutex
 
@@ -16,8 +14,8 @@ type Manager struct {
 	conns map[int64]entity.NetworkEntity
 }
 
-func init() {
-	ConnManager = &Manager{
+func NewManager() *Manager {
+	return &Manager{
 		RWMutex: sync.RWMutex{},
 		groups:  make(map[string]*Group),
 		conns:   make(map[int64]entity.NetworkEntity),
@@ -25,7 +23,7 @@ func init() {
 }
 
 // Store 保存连接，同时加入到指定分组，若给定分组名为空，则不进行分组操作
-func (m *Manager) Store(groupName string, s entity.NetworkEntity) {
+func (m *Manager) Store(groupName string, s entity.NetworkEntity) error {
 	m.Lock()
 	m.conns[s.Session().ID()] = s
 	m.Unlock()
@@ -34,7 +32,7 @@ func (m *Manager) Store(groupName string, s entity.NetworkEntity) {
 	if !ok {
 		group = m.NewGroup(groupName)
 	}
-	_ = group.Add(s)
+	return group.Add(s)
 }
 
 // NewGroup 新增分组，若分组已存在，则返回现有分组

core/connection.go

@@ -141,7 +141,7 @@ func (r *connection) write() {
 		close(r.chWrite)
 		_ = r.Close()
 
-		nlog.Debugf("connection write goroutine exit, ConnID=%d, SessionUID=%s", r.ID(), r.session.UID())
+		nlog.Debugf("[writeLoop] connection write goroutine exit, ConnID=%d, SessionUID=%s", r.ID(), r.session.UID())
 	}()
 
 	for {
@@ -202,12 +202,12 @@ func (r *connection) read() {
 		n, err := r.conn.Read(buf)
 		//nlog.Debugf("receive data %v", buf[:n])
 		if err != nil {
-			nlog.Errorf("Read message error: %s, session will be closed immediately", err.Error())
+			nlog.Errorf("[readLoop] Read message error: %s, session will be closed immediately", err.Error())
 			return
 		}
 
 		if r.packer == nil {
-			nlog.Errorf("unexpected error: packer is nil")
+			nlog.Errorf("[readLoop] unexpected error: packer is nil")
 			return
 		}
 

core/engine.go

@@ -47,8 +47,10 @@ type (
 		packerFn   packet.NewPackerFunc // 封包、拆包器
 		serializer serialize.Serializer // 消息 序列化/反序列化
 
-		retryInterval time.Duration // 消息重试间隔时长
-		wsOpt         wsOptions     // websocket
+		wsOpt wsOptions // websocket
+
+		taskTimerPrecision time.Duration
+		connManager        *conn2.Manager
 	}
 
 	wsOptions struct {
@@ -62,11 +64,13 @@ type (
 
 func newEngine(conf config.EngineConf) *engine {
 	s := &engine{
-		conf:        conf,
-		dieChan:     make(chan struct{}),
-		pipeline:    pipeline.New(),
-		middlewares: make([]Middleware, 0),
-		routes:      make([]Route, 0),
+		conf:               conf,
+		dieChan:            make(chan struct{}),
+		pipeline:           pipeline.New(),
+		middlewares:        make([]Middleware, 0),
+		routes:             make([]Route, 0),
+		taskTimerPrecision: conf.TaskTimerPrecision,
+		connManager:        conn2.NewManager(),
 	}
 
 	pool.InitPool(conf.Pool)
@@ -113,7 +117,7 @@ func (ng *engine) dial(addr string, router Router) (entity.NetworkEntity, error)
 	if err := ng.bindRoutes(router); err != nil {
 		return nil, err
 	}
-	go scheduler.Schedule()
+	go scheduler.Schedule(ng.taskTimerPrecision)
 
 	// connection
 	conn, err := net.Dial("tcp", addr)
@@ -123,6 +127,9 @@ func (ng *engine) dial(addr string, router Router) (entity.NetworkEntity, error)
 	c.serve()
 	// hook
 	Lifetime.Open(c)
+	// connection manager
+	err = ng.connManager.Store(conn2.DefaultGroupName, c)
+	nlog.Must(err)
 
 	// 连接成功，客户端已启动
 	nlog.Infof("now connect to %s.", addr)
@@ -136,7 +143,7 @@ func (ng *engine) serve(router Router) error {
 	if err := ng.bindRoutes(router); err != nil {
 		return err
 	}
-	go scheduler.Schedule()
+	go scheduler.Schedule(ng.taskTimerPrecision)
 	defer func() {
 		nlog.Info("NNet is stopping...")
 
@@ -248,7 +255,8 @@ func (ng *engine) handleWS(conn *websocket.Conn) {
 
 func (ng *engine) handle(conn net.Conn) {
 	c := newConnection(ng, conn)
-	conn2.ConnManager.Store(conn2.DefaultGroupName, c)
+	err := ng.connManager.Store(conn2.DefaultGroupName, c)
+	nlog.Must(err)
 
 	c.serve()
 	// hook

core/nnet.go

@@ -2,8 +2,8 @@ package core
 
 import (
 	"git.noahlan.cn/noahlan/nnet/config"
+	"git.noahlan.cn/noahlan/nnet/conn"
 	"git.noahlan.cn/noahlan/nnet/entity"
-	"git.noahlan.cn/noahlan/nnet/internal/env"
 	"git.noahlan.cn/noahlan/nnet/packet"
 	"git.noahlan.cn/noahlan/nnet/pipeline"
 	"git.noahlan.cn/noahlan/nnet/serialize"
@@ -110,6 +110,11 @@ func (s *NNet) Pipeline() pipeline.Pipeline {
 	return s.ngin.pipeline
 }
 
+// ConnManager returns connection manager
+func (s *NNet) ConnManager() *conn.Manager {
+	return s.ngin.connManager
+}
+
 // ToMiddleware converts the given handler to a Middleware.
 func ToMiddleware(handler func(next Handler) Handler) Middleware {
 	return func(next HandlerFunc) HandlerFunc {
@@ -174,15 +179,15 @@ func WithSerializer(s serialize.Serializer) RunOption {
 	}
 }
 
-// WithTimerPrecision 设置Timer精度
+// WithTimerPrecision 设置Timer精度，需在 Start 或 Dial 之前执行
 // 注：精度需大于1ms, 并且不能在运行时更改
 // 默认精度是 time.Second
 func WithTimerPrecision(precision time.Duration) RunOption {
 	if precision < time.Millisecond {
 		panic("time precision can not less than a Millisecond")
 	}
-	return func(_ *NNet) {
-		env.TimerPrecision = precision
+	return func(s *NNet) {
+		s.ngin.taskTimerPrecision = precision
 	}
 }
 

internal/env/env.go

@@ -1,8 +0,0 @@
-package env
-
-import "time"
-
-var (
-	// TimerPrecision indicates the precision of timer, default is time.Second
-	TimerPrecision = time.Second
-)

protocol/client_pipeline_nnet.go

@@ -6,13 +6,13 @@ import (
 	"fmt"
 	"git.noahlan.cn/noahlan/nnet/core"
 	"git.noahlan.cn/noahlan/nnet/entity"
+	"git.noahlan.cn/noahlan/nnet/packet"
 	"git.noahlan.cn/noahlan/ntools-go/core/nlog"
 )
 
 type OnReadyFunc func()
 
-func WithNNetClientPipeline(onReady OnReadyFunc) core.RunOption {
-	packer := NewNNetPacker()
+func WithNNetClientPipeline(onReady OnReadyFunc, packer packet.Packer) core.RunOption {
 	return func(server *core.NNet) {
 		server.Pipeline().Inbound().PushFront(func(entity entity.NetworkEntity, v interface{}) error {
 			pkg, ok := v.(*NNetPacket)

protocol/nnet.go

@@ -36,20 +36,13 @@ type (
 	}
 )
 
-var routeMap *RouteMap
-
-func init() {
-	routeMap = &RouteMap{
-		Routes: make(map[string]uint16),
-		Codes:  make(map[uint16]string),
-	}
-}
-
 func WithNNetClientProtocol(onReady OnReadyFunc) []core.RunOption {
+	router := NewNNetRouter().(*nNetRouter)
+	packer := NewNNetPacker(router.routeMap)
 	opts := []core.RunOption{
-		WithNNetClientPipeline(onReady),
-		core.WithRouter(NewNNetRouter()),
-		core.WithPacker(func() packet.Packer { return NewNNetPacker() }),
+		WithNNetClientPipeline(onReady, packer),
+		core.WithRouter(router),
+		core.WithPacker(func() packet.Packer { return NewNNetPacker(router.routeMap) }),
 	}
 
 	return opts
@@ -61,19 +54,22 @@ func WithNNetProtocol(config NNetConfig) []core.RunOption {
 			return nil
 		}
 	}
+	router := NewNNetRouter().(*nNetRouter)
 	handshakeAckData := &HandshakeResp{
 		Heartbeat: int64(config.HeartbeatInterval.Seconds()),
-		RouteMap:  routeMap,
+		RouteMap:  router.routeMap,
 	}
+	router.routeMap.Routes["hahah"] = 222
+
+	packer := NewNNetPacker(router.routeMap)
 
 	opts := []core.RunOption{
-		WithNNetPipeline(handshakeAckData, config.HandshakeValidator),
-		core.WithRouter(NewNNetRouter()),
-		core.WithPacker(func() packet.Packer { return NewNNetPacker() }),
+		WithNNetPipeline(handshakeAckData, config.HandshakeValidator, packer),
+		core.WithRouter(router),
+		core.WithPacker(func() packet.Packer { return NewNNetPacker(router.routeMap) }),
 	}
 
 	if config.HeartbeatInterval.Seconds() > 0 {
-		packer := NewNNetPacker()
 		hbd, err := packer.Pack(Heartbeat, nil)
 		nlog.Must(err)
 

protocol/packer_nnet.go

@@ -8,10 +8,11 @@ import (
 )
 
 type NNetPacker struct {
-	buf  *bytes.Buffer
-	size int  // 最近一次 length
-	typ  byte // 最近一次 packet type
-	flag byte // 最近一次 flag
+	buf      *bytes.Buffer
+	size     int  // 最近一次 length
+	typ      byte // 最近一次 packet type
+	flag     byte // 最近一次 flag
+	routeMap *RouteMap
 }
 
 // packer constants.
@@ -35,9 +36,10 @@ var (
 	ErrWrongPacketType = errors.New("wrong packet type")
 )
 
-func NewNNetPacker() *NNetPacker {
+func NewNNetPacker(routeMap *RouteMap) *NNetPacker {
 	p := &NNetPacker{
-		buf: bytes.NewBuffer(nil),
+		buf:      bytes.NewBuffer(nil),
+		routeMap: routeMap,
 	}
 	p.resetFlags()
 	return p
@@ -82,7 +84,7 @@ func (d *NNetPacker) Pack(header interface{}, data []byte) ([]byte, error) {
 
 	// flag
 	flag := byte(h.MsgType << 1) // 编译器提示,此处 byte 转换不能删
-	code, compressed := routeMap.Routes[h.Route]
+	code, compressed := d.routeMap.Routes[h.Route]
 	if compressed {
 		flag |= msgRouteCompressMask
 	}
@@ -180,7 +182,7 @@ func (d *NNetPacker) Unpack(data []byte) ([]packet.IPacket, error) {
 			if d.flag&msgRouteCompressMask == 1 {
 				p.compressed = true
 				code := binary.BigEndian.Uint16(d.buf.Next(2))
-				route, ok := routeMap.Codes[code]
+				route, ok := d.routeMap.Codes[code]
 				if !ok {
 					return nil, ErrRouteInfoNotFound
 				}

protocol/pipeline_nnet.go

@@ -6,6 +6,7 @@ import (
 	"fmt"
 	"git.noahlan.cn/noahlan/nnet/core"
 	"git.noahlan.cn/noahlan/nnet/entity"
+	"git.noahlan.cn/noahlan/nnet/packet"
 	"git.noahlan.cn/noahlan/ntools-go/core/nlog"
 )
 
@@ -17,8 +18,8 @@ type (
 func WithNNetPipeline(
 	handshakeResp *HandshakeResp,
 	validator HandshakeValidatorFunc,
+	packer packet.Packer,
 ) core.RunOption {
-	packer := NewNNetPacker()
 	return func(server *core.NNet) {
 		server.Pipeline().Inbound().PushFront(func(entity entity.NetworkEntity, v interface{}) error {
 			pkg, ok := v.(*NNetPacket)

protocol/router_nnet.go

@@ -27,13 +27,22 @@ type (
 	}
 
 	nNetRouter struct {
+		routeMap *RouteMap
 		handlers map[string]core.Handler
 		notFound core.Handler
 	}
 )
 
+func NewRouteMap() *RouteMap {
+	return &RouteMap{
+		Routes: make(map[string]uint16),
+		Codes:  make(map[uint16]string),
+	}
+}
+
 func NewNNetRouter() core.Router {
 	return &nNetRouter{
+		routeMap: NewRouteMap(),
 		handlers: make(map[string]core.Handler),
 	}
 }
@@ -63,8 +72,8 @@ func (r *nNetRouter) Register(matches interface{}, handler core.Handler) error {
 	}
 	r.handlers[match.Route] = handler
 	// routeMap
-	routeMap.Routes[match.Route] = match.Code
-	routeMap.Codes[match.Code] = match.Route
+	r.routeMap.Routes[match.Route] = match.Code
+	r.routeMap.Codes[match.Code] = match.Route
 	return nil
 }
 

scheduler/scheduler.go

@@ -1,7 +1,6 @@
 package scheduler
 
 import (
-	"git.noahlan.cn/noahlan/nnet/internal/env"
 	"git.noahlan.cn/noahlan/ntools-go/core/nlog"
 	"runtime/debug"
 	"sync/atomic"
@@ -39,12 +38,16 @@ func try(f func()) {
 	f()
 }
 
-func Schedule() {
+func Schedule(timerPrecision time.Duration) {
 	if atomic.AddInt32(&started, 1) != 1 {
 		return
 	}
 
-	ticker := time.NewTicker(env.TimerPrecision)
+	if timerPrecision.Seconds() == 0 {
+		timerPrecision = time.Second
+	}
+
+	ticker := time.NewTicker(timerPrecision)
 	defer func() {
 		ticker.Stop()
 		close(chExit)

test/test_nnet.go

@@ -98,7 +98,7 @@ func runClient(addr string) (client *core.Client, et entity.NetworkEntity) {
 	})
 	nlog.Must(err)
 
-	packer := protocol.NewNNetPacker()
+	packer := protocol.NewNNetPacker(protocol.NewRouteMap())
 	hsd, err := packer.Pack(protocol.Header{
 		PacketType: protocol.Handshake,
 		MessageHeader: protocol.MessageHeader{