server

Server/scene/grpc_server/server/server.go

@@ -1,19 +1,30 @@
-package grpc_server
+package server
 
 import (
 	"common/log"
 	"common/proto/gen/common"
 	"common/proto/gen/grpc_pb"
 	"context"
-	"google.golang.org/grpc/codes"
-	"google.golang.org/grpc/status"
 	"scene/instance"
 	"sync"
 )
 
 func (s *Server) Enter(ctx context.Context, req *grpc_pb.EnterReq) (*grpc_pb.EnterResp, error) {
-	log.Infof("enter 触发 %v", req.SID)
-	return nil, status.Errorf(codes.Unimplemented, "")
+	var i *instance.Instance
+	if len(instance.Mgr.GetAll()) == 0 {
+		i = instance.NewScene(s.SID, int(req.InstanceID))
+		i.Start(s.EtcdTTL)
+	} else {
+		for _, v := range instance.Mgr.GetAll() {
+			i = v
+			break
+		}
+	}
+	i.EventIn <- req
+	return &grpc_pb.EnterResp{
+		SceneSID: s.SID,
+		UniqueNo: i.UniqueNo,
+	}, nil
 }
 
 func (s *Server) Action(server grpc_pb.Scene_ActionServer) error {

Server/scene/grpc_server/server/server_init.go

@@ -1,4 +1,4 @@
-package grpc_server
+package server
 
 import (
 	"common/discover/common"

Server/scene/grpc_server/stream_client/gateway.go

@@ -0,0 +1,65 @@
+package stream_client
+
+import (
+	"common/log"
+	"common/net/grpc/service"
+	"context"
+	"google.golang.org/grpc"
+	"google.golang.org/protobuf/proto"
+)
+
+var gatewayServerM map[int64]map[GatewayFun]grpc.ClientStream // map[sid]map[方法名]流连接
+
+type GatewayFun int
+
+const (
+	FunToClient GatewayFun = iota
+)
+
+func init() {
+	gatewayServerM = make(map[int64]map[GatewayFun]grpc.ClientStream)
+}
+
+func FindGatewayBySID(sid int64, fun GatewayFun) (grpc.ClientStream, error) {
+	g := gatewayServerM[sid]
+	if g == nil {
+		g = make(map[GatewayFun]grpc.ClientStream)
+		gatewayServerM[sid] = g
+	}
+	gatewayLink := g[fun]
+	if gatewayLink == nil {
+		gatewayClient, err := service.GatewayNewClient(sid)
+		if err != nil {
+			log.Errorf("cannot find gatewayClient: %v", err)
+			return nil, err
+		}
+		var link grpc.ClientStream
+		switch fun {
+		case FunToClient:
+			link, err = gatewayClient.ToClient(context.Background())
+		}
+		if err != nil {
+			log.Errorf("FindGatewayBySID %v err: %v, sid: %v", fun, err, sid)
+			return nil, err
+		}
+		g[fun] = link
+		gatewayLink = link
+	}
+	return gatewayLink, nil
+}
+
+func SendMessageToGateway(sid int64, fun GatewayFun, msg proto.Message, re ...bool) error {
+	stream, err := FindGatewayBySID(sid, fun)
+	if err != nil {
+		return err
+	}
+	if err = stream.SendMsg(msg); err != nil {
+		if re == nil || !re[0] {
+			_ = stream.CloseSend()
+			delete(gatewayServerM[sid], fun)
+			return SendMessageToGateway(sid, fun, msg, true)
+		}
+		return err
+	}
+	return nil
+}