nats queue service

docker-compose.yaml

@@ -6,6 +6,7 @@ networks:
   
 
 services:
+  # For ended simulations
   mongo:
     image: mongo
     container_name: dns-mongo-db
@@ -20,7 +21,7 @@ services:
     volumes:
       - mongodata:/data/db
     restart: always
-
+  # For user management and etc
   postgres:
     image: postgres:13
     container_name: dns-postgres-db
@@ -35,7 +36,7 @@ services:
     networks:
       - dns_net
     restart: always
-  
+  # For web
   nginx:
     image: nginx:alpine
     container_name: dns-nginx
@@ -49,7 +50,7 @@ services:
     depends_on:
       - front
     restart: always
-
+  # Api server - For kernel communication
   server:
     container_name: dns-server
     build:
@@ -64,19 +65,21 @@ services:
     networks:
       - dns_net
     restart: always
-  
+  # Socket hub - For websocket communication
-  publisher:
+  hub:
-    container_name: dns-publisher
+    container_name: dns-hub
     build:
-      context: ./src/microservices/publisher
+      context: ./src/microservices/hub
       dockerfile: Dockerfile
     env_file: ".env"
     ports:
-      - "${SOCKET_BASE_ADDRESS}:${SOCKET_BASE_ADDRESS}"
+      - "10000:10000"
+    depends_on:
+      - nats
     networks:
       - dns_net
     restart: always
-
+  # Frontend - For web ui
   front:
     container_name: dns-ui
     build:
@@ -92,6 +95,26 @@ services:
     networks:
       - dns_net
     restart: always
+  # For messaging
+  nats:
+    image: nats
+    container_name: dns-nats
+    ports:
+      - "8222:8222"
+      - "6222:6222"
+    command: "--cluster_name NATS --cluster nats://0.0.0.0:6222 --http_port 8222 "
+    networks:
+      - dns_net
+    restart: always
+  nats-1:
+    image: nats
+    container_name: dns-nats-cluster-1
+    command: "--cluster_name NATS --cluster nats://0.0.0.0:6222 --routes=nats://ruser:T0pS3cr3t@nats:6222"
+    networks:
+      - dns_net
+    depends_on: ["nats"]
+    restart: always
+
  
 volumes:
   postgres_data:

nginx.conf

@@ -29,17 +29,17 @@ http {
             proxy_set_header X-Forwarded-Proto $scheme;
         }
     }
-    server {
+    # server {
-        listen 80;
+    #     listen 80;
-        server_name ws.localhost;
+    #     server_name ws.localhost;
-        # add_header 'Access-Control-Allow-Origin' 'http://socket' always;
+    #     # add_header 'Access-Control-Allow-Origin' 'http://socket' always;
 
-        location / {
+    #     location / {
-            proxy_pass http://socket:9091;
+    #         proxy_pass http://socket:9091;
-            proxy_set_header Host $host;
+    #         proxy_set_header Host $host;
-            proxy_set_header X-Real-IP $remote_addr;
+    #         proxy_set_header X-Real-IP $remote_addr;
-            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+    #         proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
-            proxy_set_header X-Forwarded-Proto $scheme;
+    #         proxy_set_header X-Forwarded-Proto $scheme;
-        }
+    #     }
-    }
+    # }
 }

src/microservices/hub/Dockerfile

@@ -0,0 +1,9 @@
+FROM golang:1.23-alpine3.20 
+LABEL author="moxitech"
+WORKDIR /var/sender
+COPY app /var/sender
+
+RUN go get ./...;
+RUN go build -o main cmd/main.go
+EXPOSE 8899
+CMD "./main"

src/microservices/hub/app/cmd/handlers.go

@@ -0,0 +1 @@
+package main

src/microservices/hub/app/cmd/hub.go

@@ -0,0 +1 @@
+package main

src/microservices/hub/app/cmd/main.go

@@ -6,6 +6,7 @@ import (
 	"sync"
 	"time"
 
+	nats_connector "git.moxitech.ru/moxitech/hub-go/internal/nats"
 	"github.com/gofiber/fiber/v2"
 	"github.com/gofiber/websocket/v2"
 )
@@ -17,12 +18,13 @@ type Event struct {
 }
 
 type Hub struct {
-	clients    map[*websocket.Conn]bool
+	clients    map[*websocket.Conn]string // Map clients to their room IDs
 	broadcast  chan Event
 	register   chan *websocket.Conn
 	unregister chan *websocket.Conn
 	hubRooms   map[string]*HubRoom
-	mu         sync.Mutex
+	mu         sync.RWMutex
+	natsConn   *nats_connector.NatsConnection
 }
 
 type HubRoom struct {
@@ -66,59 +68,16 @@ type BaseStation struct {
 
 func newHub() *Hub {
 	return &Hub{
-		clients:    make(map[*websocket.Conn]bool),
+		clients:    make(map[*websocket.Conn]string),
 		broadcast:  make(chan Event),
 		register:   make(chan *websocket.Conn),
 		unregister: make(chan *websocket.Conn),
 		hubRooms:   make(map[string]*HubRoom),
+		natsConn:   &nats_connector.NatsConnection{},
 	}
 }
 
-func (h *Hub) run() {
+func (h *Hub) handleMessage(c *websocket.Conn, msg []byte, roomId string) {
-	for {
-		select {
-		case client := <-h.register:
-			h.mu.Lock()
-			h.clients[client] = true
-			// При подключении клиента отправляем все данные комнаты
-			for _, room := range h.hubRooms {
-				roomData, err := json.Marshal(room)
-				if err != nil {
-					fmt.Println("Error marshalling room data:", err)
-					continue
-				}
-				if err := client.WriteMessage(websocket.TextMessage, roomData); err != nil {
-					client.Close()
-					delete(h.clients, client)
-				}
-			}
-			h.mu.Unlock()
-		case client := <-h.unregister:
-			h.mu.Lock()
-			if _, ok := h.clients[client]; ok {
-				delete(h.clients, client)
-				client.Close()
-			}
-			h.mu.Unlock()
-		case event := <-h.broadcast:
-			h.mu.Lock()
-			for client := range h.clients {
-				eventData, err := json.Marshal(event)
-				if err != nil {
-					fmt.Println("Error marshalling event:", err)
-					continue
-				}
-				if err := client.WriteMessage(websocket.TextMessage, eventData); err != nil {
-					client.Close()
-					delete(h.clients, client)
-				}
-			}
-			h.mu.Unlock()
-		}
-	}
-}
-
-func (h *Hub) handleMessage(c *websocket.Conn, msg []byte) {
 	var event Event
 	err := json.Unmarshal(msg, &event)
 	if err != nil {
@@ -126,123 +85,118 @@ func (h *Hub) handleMessage(c *websocket.Conn, msg []byte) {
 		return
 	}
 
-	// Обработка событий в зависимости от типа объекта и типа действия
 	switch event.Type {
+	case "sync":
+		h.handleSync(event, roomId)
 	case "update":
-		h.handleUpdate(event)
+		h.handleUpdate(event, roomId)
 	case "create":
-		h.handleCreate(event)
+		h.handleCreate(event, roomId)
 	case "delete":
-		h.handleDelete(event)
+		h.handleDelete(event, roomId)
 	default:
 		fmt.Println("Unknown event type:", event.Type)
 	}
 
-	// После обработки, передаем событие всем клиентам
 	h.broadcast <- event
 }
 
-func (h *Hub) handleUpdate(event Event) {
+func (h *Hub) handleUpdate(event Event, roomId string) {
 	h.mu.Lock()
 	defer h.mu.Unlock()
 
+	if room, exists := h.hubRooms[roomId]; exists {
 		switch event.ObjectType {
-
 		case "uav":
 			var uav UAV
 			if err := mapToStruct(event.Payload, &uav); err == nil {
-			// Найдите и обновите UAV в hubRooms
-			for _, room := range h.hubRooms {
 				for i, existingUAV := range room.UAVs {
 					if existingUAV.Id == uav.Id {
 						room.UAVs[i] = uav
-						h.broadcast <- Event{Type: "update", ObjectType: "uav", Payload: uav}
 						break
 					}
 				}
-			}
+				fmt.Println("Updating UAV in room", roomId, "ID:", uav.Id)
-			fmt.Println("Updating UAV", uav.Id)
 			}
 		case "base_station":
 			var station BaseStation
 			if err := mapToStruct(event.Payload, &station); err == nil {
-			// Найдите и обновите BaseStation в hubRooms
-			for _, room := range h.hubRooms {
 				for i, existingStation := range room.BaseStations {
 					if existingStation.Id == station.Id {
 						room.BaseStations[i] = station
-						h.broadcast <- Event{Type: "update", ObjectType: "base_station", Payload: station}
 						break
 					}
 				}
+				fmt.Println("Updating BaseStation in room", roomId, "ID:", station.Id)
 			}
-			fmt.Println("Updating BaseStation", station.Id)
 		}
 	}
 }
 
-func (h *Hub) handleCreate(event Event) {
+func (h *Hub) handleSync(event Event, roomId string) {
+	h.mu.RLock()
+	defer h.mu.RUnlock()
+	// h.stomp.SendMessage("бонжур епта!")
+	if room, exists := h.hubRooms[roomId]; exists {
+		roomData, err := json.Marshal(room)
+		if err != nil {
+			fmt.Println("Error marshalling room data:", err)
+			return
+		}
+		h.broadcast <- Event{Type: "sync", ObjectType: roomId, Payload: roomData}
+	}
+}
+
+func (h *Hub) handleCreate(event Event, roomId string) {
 	h.mu.Lock()
 	defer h.mu.Unlock()
 
+	if room, exists := h.hubRooms[roomId]; exists {
 		switch event.ObjectType {
 		case "uav":
 			var uav UAV
 			if err := mapToStruct(event.Payload, &uav); err == nil {
-			// Добавьте новый UAV в hubRooms
-			for _, room := range h.hubRooms {
 				room.UAVs = append(room.UAVs, uav)
-				h.broadcast <- Event{Type: "create", ObjectType: "uav", Payload: uav}
+				fmt.Println("Creating UAV in room", roomId, "ID:", uav.Id)
-			}
-			fmt.Println("Creating UAV", uav.Id)
 			}
 		case "base_station":
 			var station BaseStation
 			if err := mapToStruct(event.Payload, &station); err == nil {
-			// Добавьте новую BaseStation в hubRooms
-			for _, room := range h.hubRooms {
 				room.BaseStations = append(room.BaseStations, station)
-				h.broadcast <- Event{Type: "create", ObjectType: "base_station", Payload: station}
+				fmt.Println("Creating BaseStation in room", roomId, "ID:", station.Id)
 			}
-			fmt.Println("Creating BaseStation", station.Id)
 		}
 	}
 }
 
-func (h *Hub) handleDelete(event Event) {
+func (h *Hub) handleDelete(event Event, roomId string) {
 	h.mu.Lock()
 	defer h.mu.Unlock()
 
+	if room, exists := h.hubRooms[roomId]; exists {
 		switch event.ObjectType {
 		case "uav":
 			var uav UAV
 			if err := mapToStruct(event.Payload, &uav); err == nil {
-			// Удалите UAV из hubRooms
-			for _, room := range h.hubRooms {
 				for i, existingUAV := range room.UAVs {
 					if existingUAV.Id == uav.Id {
 						room.UAVs = append(room.UAVs[:i], room.UAVs[i+1:]...)
-						h.broadcast <- Event{Type: "delete", ObjectType: "uav", Payload: uav}
 						break
 					}
 				}
-			}
+				fmt.Println("Deleting UAV in room", roomId, "ID:", uav.Id)
-			fmt.Println("Deleting UAV", uav.Id)
 			}
 		case "base_station":
 			var station BaseStation
 			if err := mapToStruct(event.Payload, &station); err == nil {
-			// Удалите BaseStation из hubRooms
-			for _, room := range h.hubRooms {
 				for i, existingStation := range room.BaseStations {
 					if existingStation.Id == station.Id {
 						room.BaseStations = append(room.BaseStations[:i], room.BaseStations[i+1:]...)
-						h.broadcast <- Event{Type: "delete", ObjectType: "base_station", Payload: station}
 						break
 					}
 				}
+				fmt.Println("Deleting BaseStation in room", roomId, "ID:", station.Id)
 			}
-			fmt.Println("Deleting BaseStation", station.Id)
 		}
 	}
 }
@@ -254,38 +208,88 @@ func mapToStruct(input interface{}, output interface{}) error {
 	}
 	return json.Unmarshal(jsonData, output)
 }
-func (h *Hub) createRoom(c *fiber.Ctx) error {
+
-	roomId := c.Params("roomId")
+func (h *Hub) run() {
+	for {
+		select {
+		case client := <-h.register:
+			h.mu.Lock()
+			h.clients[client] = "" // Room ID будет установлен при регистрации клиента в комнате
+			h.mu.Unlock()
+
+		case client := <-h.unregister:
+			h.mu.Lock()
+			if roomId, ok := h.clients[client]; ok {
+				delete(h.clients, client)
+				client.Close()
+				fmt.Println("Клиент вышел из комнаты:", roomId)
+			}
+			h.mu.Unlock()
+
+		case event := <-h.broadcast:
+			// Рассылаем сообщения всем клиентам в указанной комнате
+			h.mu.RLock()
+			for client, clientRoomId := range h.clients {
+				if clientRoomId == event.ObjectType {
+					eventData, err := json.Marshal(event)
+					if err != nil {
+						fmt.Println("Ошибка при сериализации события:", err)
+						continue
+					}
+					if err := client.WriteMessage(websocket.TextMessage, eventData); err != nil {
+						h.mu.Lock()
+						delete(h.clients, client)
+						client.Close()
+						h.mu.Unlock()
+					}
+				}
+			}
+			h.mu.RUnlock()
+		}
+	}
+}
+
+func (h *Hub) createRoom(roomId string) {
 	h.mu.Lock()
 	defer h.mu.Unlock()
 
-	if _, exists := h.hubRooms[roomId]; exists {
+	if _, exists := h.hubRooms[roomId]; !exists {
-		return c.Status(fiber.StatusConflict).JSON(fiber.Map{
-			"error": "Room already exists",
-		})
-	}
-
 		h.hubRooms[roomId] = &HubRoom{
 			Users:        []User{},
 			UAVs:         []UAV{},
 			BaseStations: []BaseStation{},
 			TsUpdate:     time.Now().Unix(),
 		}
-
+		fmt.Println("Room created successfully", roomId)
-	return c.Status(fiber.StatusCreated).JSON(fiber.Map{
+	}
-		"message": "Room created successfully",
-		"roomId":  roomId,
-	})
 }
+
 func main() {
 	app := fiber.New(fiber.Config{
 		AppName: "DRONE NETWORK SIMULATOR HUB - RUNNER",
 		Prefork: false,
 	})
 	hub := newHub()
+	err := hub.natsConn.Connect("nats://nats:4222")
+	if err != nil {
+		fmt.Printf("Error connect to nats :: %v", err)
+	}
+	// FOR TEST
+	hub.natsConn.Publish("/sim/q1", []byte("hello nats!"))
+	fmt.Println("Sended")
+	// FOR TEST
+
 	go hub.run()
 
-	app.Get("/ws", websocket.New(func(c *websocket.Conn) {
+	app.Get("/room/:roomId", websocket.New(func(c *websocket.Conn) {
+		roomId := c.Params("roomId")
+		fmt.Printf("room created:  %v", roomId)
+		hub.createRoom(roomId)
+
+		hub.mu.Lock()
+		hub.clients[c] = roomId
+		hub.mu.Unlock()
+
 		hub.register <- c
 		defer func() { hub.unregister <- c }()
 
@@ -294,16 +298,14 @@ func main() {
 			if err != nil {
 				break
 			}
-			hub.handleMessage(c, msg)
+			hub.handleMessage(c, msg, roomId)
 		}
 	}))
 
 	app.Get("/", func(c *fiber.Ctx) error {
-		return c.SendString("WebSocket server is running. Connect to /ws using a WebSocket client.")
+		return c.SendString("WebSocket server is running. Connect to /ws/{roomId} using a WebSocket client.")
 	})
 
-	app.Post("/rooms/:roomId", hub.createRoom)
-
 	fmt.Println("Server is running on http://localhost:8899")
 	if err := app.Listen(":8899"); err != nil {
 		panic(err)

src/microservices/hub/app/cmd/models.go

@@ -0,0 +1 @@
+package main

src/microservices/hub/app/go.mod

@@ -5,17 +5,22 @@ go 1.23.2
 require (
 	github.com/andybalholm/brotli v1.0.5 // indirect
 	github.com/fasthttp/websocket v1.5.3 // indirect
+	github.com/go-stomp/stomp/v3 v3.1.3 // indirect
 	github.com/gofiber/fiber/v2 v2.52.5 // indirect
 	github.com/gofiber/websocket/v2 v2.2.1 // indirect
 	github.com/google/uuid v1.5.0 // indirect
-	github.com/klauspost/compress v1.17.0 // indirect
+	github.com/klauspost/compress v1.17.2 // indirect
 	github.com/mattn/go-colorable v0.1.13 // indirect
 	github.com/mattn/go-isatty v0.0.20 // indirect
 	github.com/mattn/go-runewidth v0.0.15 // indirect
+	github.com/nats-io/nats.go v1.37.0 // indirect
+	github.com/nats-io/nkeys v0.4.7 // indirect
+	github.com/nats-io/nuid v1.0.1 // indirect
 	github.com/rivo/uniseg v0.2.0 // indirect
 	github.com/savsgio/gotils v0.0.0-20230208104028-c358bd845dee // indirect
 	github.com/valyala/bytebufferpool v1.0.0 // indirect
 	github.com/valyala/fasthttp v1.51.0 // indirect
 	github.com/valyala/tcplisten v1.0.0 // indirect
-	golang.org/x/sys v0.15.0 // indirect
+	golang.org/x/crypto v0.18.0 // indirect
+	golang.org/x/sys v0.16.0 // indirect
 )

src/microservices/hub/app/go.sum

@@ -0,0 +1,77 @@
+github.com/andybalholm/brotli v1.0.5 h1:8uQZIdzKmjc/iuPu7O2ioW48L81FgatrcpfFmiq/cCs=
+github.com/andybalholm/brotli v1.0.5/go.mod h1:fO7iG3H7G2nSZ7m0zPUDn85XEX2GTukHGRSepvi9Eig=
+github.com/fasthttp/websocket v1.5.3 h1:TPpQuLwJYfd4LJPXvHDYPMFWbLjsT91n3GpWtCQtdek=
+github.com/fasthttp/websocket v1.5.3/go.mod h1:46gg/UBmTU1kUaTcwQXpUxtRwG2PvIZYeA8oL6vF3Fs=
+github.com/go-stomp/stomp v2.1.4+incompatible h1:D3SheUVDOz9RsjVWkoh/1iCOwD0qWjyeTZMUZ0EXg2Y=
+github.com/go-stomp/stomp v2.1.4+incompatible/go.mod h1:VqCtqNZv1226A1/79yh+rMiFUcfY3R109np+7ke4n0c=
+github.com/go-stomp/stomp/v3 v3.1.3 h1:5/wi+bI38O1Qkf2cc7Gjlw7N5beHMWB/BxpX+4p/MGI=
+github.com/go-stomp/stomp/v3 v3.1.3/go.mod h1:ztzZej6T2W4Y6FlD+Tb5n7HQP3/O5UNQiuC169pIp10=
+github.com/gofiber/fiber/v2 v2.52.5 h1:tWoP1MJQjGEe4GB5TUGOi7P2E0ZMMRx5ZTG4rT+yGMo=
+github.com/gofiber/fiber/v2 v2.52.5/go.mod h1:KEOE+cXMhXG0zHc9d8+E38hoX+ZN7bhOtgeF2oT6jrQ=
+github.com/gofiber/websocket/v2 v2.2.1 h1:C9cjxvloojayOp9AovmpQrk8VqvVnT8Oao3+IUygH7w=
+github.com/gofiber/websocket/v2 v2.2.1/go.mod h1:Ao/+nyNnX5u/hIFPuHl28a+NIkrqK7PRimyKaj4JxVU=
+github.com/golang/mock v1.6.0/go.mod h1:p6yTPP+5HYm5mzsMV8JkE6ZKdX+/wYM6Hr+LicevLPs=
+github.com/google/uuid v1.5.0 h1:1p67kYwdtXjb0gL0BPiP1Av9wiZPo5A8z2cWkTZ+eyU=
+github.com/google/uuid v1.5.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
+github.com/klauspost/compress v1.17.0 h1:Rnbp4K9EjcDuVuHtd0dgA4qNuv9yKDYKK1ulpJwgrqM=
+github.com/klauspost/compress v1.17.0/go.mod h1:ntbaceVETuRiXiv4DpjP66DpAtAGkEQskQzEyD//IeE=
+github.com/klauspost/compress v1.17.2 h1:RlWWUY/Dr4fL8qk9YG7DTZ7PDgME2V4csBXA8L/ixi4=
+github.com/klauspost/compress v1.17.2/go.mod h1:ntbaceVETuRiXiv4DpjP66DpAtAGkEQskQzEyD//IeE=
+github.com/kr/pretty v0.2.1/go.mod h1:ipq/a2n7PKx3OHsz4KJII5eveXtPO4qwEXGdVfWzfnI=
+github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
+github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
+github.com/mattn/go-colorable v0.1.13 h1:fFA4WZxdEF4tXPZVKMLwD8oUnCTTo08duU7wxecdEvA=
+github.com/mattn/go-colorable v0.1.13/go.mod h1:7S9/ev0klgBDR4GtXTXX8a3vIGJpMovkB8vQcUbaXHg=
+github.com/mattn/go-isatty v0.0.16/go.mod h1:kYGgaQfpe5nmfYZH+SKPsOc2e4SrIfOl2e/yFXSvRLM=
+github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWEY=
+github.com/mattn/go-isatty v0.0.20/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
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src/microservices/hub/app/internal/nats/nats_queue.go

@@ -0,0 +1,35 @@
+package nats_connector
+
+import "github.com/nats-io/nats.go"
+
+// NatsConnection struct для хранения соединения NATS
+type NatsConnection struct {
+	Conn *nats.Conn
+}
+
+// Connect функция для подключения к NATS-серверу
+func (nc *NatsConnection) Connect(url string) error {
+	conn, err := nats.Connect(url)
+	if err != nil {
+		return err
+	}
+	nc.Conn = conn
+	return nil
+}
+
+// Scanner функция для подписки на тему и обработки сообщений
+func (nc *NatsConnection) Scanner(subject string, handler func(msg *nats.Msg)) (*nats.Subscription, error) {
+	sub, err := nc.Conn.Subscribe(subject, handler)
+	if err != nil {
+		return nil, err
+	}
+	return sub, nil
+}
+
+// Publish функция для отправки сообщения в указанную тему
+func (nc *NatsConnection) Publish(subject string, message []byte) error {
+	if nc.Conn == nil {
+		return nats.ErrConnectionClosed
+	}
+	return nc.Conn.Publish(subject, message)
+}

src/microservices/hub/go.sum

@@ -1,33 +0,0 @@
-github.com/andybalholm/brotli v1.0.5 h1:8uQZIdzKmjc/iuPu7O2ioW48L81FgatrcpfFmiq/cCs=
-github.com/andybalholm/brotli v1.0.5/go.mod h1:fO7iG3H7G2nSZ7m0zPUDn85XEX2GTukHGRSepvi9Eig=
-github.com/fasthttp/websocket v1.5.3 h1:TPpQuLwJYfd4LJPXvHDYPMFWbLjsT91n3GpWtCQtdek=
-github.com/fasthttp/websocket v1.5.3/go.mod h1:46gg/UBmTU1kUaTcwQXpUxtRwG2PvIZYeA8oL6vF3Fs=
-github.com/gofiber/fiber/v2 v2.52.5 h1:tWoP1MJQjGEe4GB5TUGOi7P2E0ZMMRx5ZTG4rT+yGMo=
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src/microservices/publisher/Dockerfile

@@ -1,12 +0,0 @@
-# Build stage
-FROM golang:1.22.7-alpine3.20 AS builder
-WORKDIR /var/socket
-COPY go.mod go.sum ./
-RUN go mod download
-COPY . .
-RUN go build -o main cmd/main.go
-
-# Run stage
-FROM alpine:3.20.3
-COPY --from=builder /var/socket/main /main
-CMD ["./main"]

src/microservices/publisher/cmd/main.go

@@ -1,144 +0,0 @@
-package main
-
-import (
-	"encoding/json"
-	"fmt"
-	"net/http"
-	"os"
-	"sync"
-	"time"
-
-	"github.com/gorilla/websocket"
-)
-
-var (
-	clients  = make(map[int]*websocket.Conn) // Список активных клиентов
-	events   = make(map[int]string)          // Локальная карта для хранения сообщений
-	mutex    sync.Mutex                      // Мьютекс для управления конкурентным доступом к карте
-	upgrader = websocket.Upgrader{
-		CheckOrigin: func(r *http.Request) bool { return true },
-	}
-)
-
-func main() {
-	http.HandleFunc("/storeEvent", handleStoreEvent)
-	http.HandleFunc("/ws/", handleWebSocket)
-	http.HandleFunc("/ws/publisher", handleWebSocketPublisher)
-
-	// Запуск горутины для обработки сообщений каждую секунду
-	go processEvents()
-	fmt.Printf("Server started on %v \n", os.Getenv("SOCKET_BASE_ADDRESS"))
-	http.ListenAndServe(fmt.Sprintf("0.0.0.0:%v", os.Getenv("SOCKET_BASE_ADDRESS")), nil)
-}
-
-// Обработчик для сохранения событий
-func handleStoreEvent(w http.ResponseWriter, r *http.Request) {
-	clientID := r.URL.Query().Get("client_id")
-	message := r.URL.Query().Get("message")
-
-	if clientID == "" || message == "" {
-		http.Error(w, "client_id and message are required", http.StatusBadRequest)
-		return
-	}
-
-	var id int
-	_, err := fmt.Sscanf(clientID, "%d", &id)
-	if err != nil {
-		http.Error(w, "Invalid client_id", http.StatusBadRequest)
-		return
-	}
-
-	mutex.Lock()
-	events[id] = message
-	mutex.Unlock()
-
-	w.WriteHeader(http.StatusOK)
-}
-
-// Обработчик WebSocket соединений
-func handleWebSocket(w http.ResponseWriter, r *http.Request) {
-	clientIDStr := r.URL.Path[len("/ws/"):]
-	var clientID int
-	_, err := fmt.Sscanf(clientIDStr, "%d", &clientID)
-	if err != nil {
-		http.Error(w, "Invalid client ID", http.StatusBadRequest)
-		return
-	}
-
-	conn, err := upgrader.Upgrade(w, r, nil)
-	if err != nil {
-		http.Error(w, "Failed to upgrade to WebSocket", http.StatusInternalServerError)
-		return
-	}
-
-	mutex.Lock()
-	clients[clientID] = conn
-	mutex.Unlock()
-}
-
-// Обработчик WebSocket Publisher
-func handleWebSocketPublisher(w http.ResponseWriter, r *http.Request) {
-	conn, err := upgrader.Upgrade(w, r, nil)
-	if err != nil {
-		http.Error(w, "Failed to upgrade to WebSocket", http.StatusInternalServerError)
-		return
-	}
-
-	defer conn.Close()
-
-	for {
-		// Читаем сообщение от publisher
-		_, message, err := conn.ReadMessage()
-		if err != nil {
-			fmt.Printf("Error reading message: %v\n", err)
-			break
-		}
-
-		// Парсим сообщение для получения списка клиентов и json-строки
-		var payload struct {
-			Clients []int  `json:"clients"`
-			Json    string `json:"json"`
-		}
-		err = json.Unmarshal(message, &payload)
-		if err != nil {
-			fmt.Printf("Error unmarshalling message: %v\n", err)
-			continue
-		}
-
-		// Публикуем сообщение только указанным клиентам
-		mutex.Lock()
-		for _, id := range payload.Clients {
-			if clientConn, ok := clients[id]; ok {
-				err = clientConn.WriteMessage(websocket.TextMessage, []byte(payload.Json))
-				if err != nil {
-					fmt.Printf("Error sending message to client %d: %v\n", id, err)
-					clientConn.Close()
-					delete(clients, id)
-				}
-			}
-		}
-		mutex.Unlock()
-	}
-}
-
-// Функция для обработки событий и отправки сообщений подключенным клиентам
-func processEvents() {
-	for {
-		time.Sleep(1 * time.Second)
-
-		mutex.Lock()
-		for id, message := range events {
-			if conn, ok := clients[id]; ok {
-				err := conn.WriteMessage(websocket.TextMessage, []byte(fmt.Sprintf("Client %d: %s", id, message)))
-				if err != nil {
-					fmt.Printf("Error sending message to client %d: %v\n", id, err)
-					conn.Close()
-					delete(clients, id)
-				}
-				// Удаляем событие после отправки
-				delete(events, id)
-			}
-		}
-		mutex.Unlock()
-	}
-}

src/microservices/publisher/go.mod

@@ -1,5 +0,0 @@
-module moxitech/socket
-
-go 1.22.7
-
-require github.com/gorilla/websocket v1.5.3 // indirect

src/microservices/publisher/go.sum

@@ -1,2 +0,0 @@
-github.com/gorilla/websocket v1.5.3 h1:saDtZ6Pbx/0u+bgYQ3q96pZgCzfhKXGPqt7kZ72aNNg=
-github.com/gorilla/websocket v1.5.3/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=

src/microservices/query/cmd/main.go

@@ -0,0 +1,16 @@
+package main
+
+import "encoding/json"
+
+type QueryElement struct {
+	// Иницииатор/участники комнаты, кому переслать симуляцию
+	Initiators     []int
+	SimulationJson json.RawMessage
+}
+
+var Query []QueryElement = make([]QueryElement, 0)
+
+// Поддерживает websocket связь с сервисом
+func main() {
+
+}

src/microservices/query/go.mod

@@ -0,0 +1,12 @@
+module git.moxitech.ru/moxitech/usn/query
+
+go 1.23.2
+
+require (
+	github.com/klauspost/compress v1.17.2 // indirect
+	github.com/nats-io/nats.go v1.37.0 // indirect
+	github.com/nats-io/nkeys v0.4.7 // indirect
+	github.com/nats-io/nuid v1.0.1 // indirect
+	golang.org/x/crypto v0.18.0 // indirect
+	golang.org/x/sys v0.16.0 // indirect
+)

src/microservices/query/go.sum

@@ -0,0 +1,12 @@
+github.com/klauspost/compress v1.17.2 h1:RlWWUY/Dr4fL8qk9YG7DTZ7PDgME2V4csBXA8L/ixi4=
+github.com/klauspost/compress v1.17.2/go.mod h1:ntbaceVETuRiXiv4DpjP66DpAtAGkEQskQzEyD//IeE=
+github.com/nats-io/nats.go v1.37.0 h1:07rauXbVnnJvv1gfIyghFEo6lUcYRY0WXc3x7x0vUxE=
+github.com/nats-io/nats.go v1.37.0/go.mod h1:Ubdu4Nh9exXdSz0RVWRFBbRfrbSxOYd26oF0wkWclB8=
+github.com/nats-io/nkeys v0.4.7 h1:RwNJbbIdYCoClSDNY7QVKZlyb/wfT6ugvFCiKy6vDvI=
+github.com/nats-io/nkeys v0.4.7/go.mod h1:kqXRgRDPlGy7nGaEDMuYzmiJCIAAWDK0IMBtDmGD0nc=
+github.com/nats-io/nuid v1.0.1 h1:5iA8DT8V7q8WK2EScv2padNa/rTESc1KdnPw4TC2paw=
+github.com/nats-io/nuid v1.0.1/go.mod h1:19wcPz3Ph3q0Jbyiqsd0kePYG7A95tJPxeL+1OSON2c=
+golang.org/x/crypto v0.18.0 h1:PGVlW0xEltQnzFZ55hkuX5+KLyrMYhHld1YHO4AKcdc=
+golang.org/x/crypto v0.18.0/go.mod h1:R0j02AL6hcrfOiy9T4ZYp/rcWeMxM3L6QYxlOuEG1mg=
+golang.org/x/sys v0.16.0 h1:xWw16ngr6ZMtmxDyKyIgsE93KNKz5HKmMa3b8ALHidU=
+golang.org/x/sys v0.16.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=

src/microservices/query/internal/nats/nats_queue.go

@@ -0,0 +1,35 @@
+package nats_connector
+
+import "github.com/nats-io/nats.go"
+
+// NatsConnection struct для хранения соединения NATS
+type NatsConnection struct {
+	Conn *nats.Conn
+}
+
+// Connect функция для подключения к NATS-серверу
+func (nc *NatsConnection) Connect(url string) error {
+	conn, err := nats.Connect(url)
+	if err != nil {
+		return err
+	}
+	nc.Conn = conn
+	return nil
+}
+
+// Scanner функция для подписки на тему и обработки сообщений
+func (nc *NatsConnection) Scanner(subject string, handler func(msg *nats.Msg)) (*nats.Subscription, error) {
+	sub, err := nc.Conn.Subscribe(subject, handler)
+	if err != nil {
+		return nil, err
+	}
+	return sub, nil
+}
+
+// Publish функция для отправки сообщения в указанную тему
+func (nc *NatsConnection) Publish(subject string, message []byte) error {
+	if nc.Conn == nil {
+		return nats.ErrConnectionClosed
+	}
+	return nc.Conn.Publish(subject, message)
+}