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nats queue service

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This commit is contained in:
moxitech 2024-11-07 19:20:50 +07:00
parent c22cfef855
commit 69399f49a5
20 changed files with 381 additions and 348 deletions
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41
docker-compose.yaml
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@ -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
publisher:
container_name: dns-publisher
# Socket hub - For websocket communication
hub:
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:

24
nginx.conf
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@ -29,17 +29,17 @@ http {
proxy_set_header X-Forwarded-Proto $scheme;
}
}
server {
listen 80;
server_name ws.localhost;
# add_header 'Access-Control-Allow-Origin' 'http://socket' always;
# server {
# listen 80;
# server_name ws.localhost;
# # add_header 'Access-Control-Allow-Origin' 'http://socket' always;
location / {
proxy_pass http://socket:9091;
proxy_set_header Host $host;
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
proxy_set_header X-Forwarded-Proto $scheme;
}
}
# location / {
# proxy_pass http://socket:9091;
# proxy_set_header Host $host;
# proxy_set_header X-Real-IP $remote_addr;
# proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
# proxy_set_header X-Forwarded-Proto $scheme;
# }
# }
}

9
src/microservices/hub/Dockerfile Normal file
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@ -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"

1
src/microservices/hub/app/cmd/handlers.go Normal file
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@ -0,0 +1 @@
package main

1
src/microservices/hub/app/cmd/hub.go Normal file
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@ -0,0 +1 @@
package main

206
src/microservices/hub/cmd/main.go → src/microservices/hub/app/cmd/main.go
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@ -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() {
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) {
func (h *Hub) handleMessage(c *websocket.Conn, msg []byte, roomId string) {
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", uav.Id)
fmt.Println("Updating UAV in room", roomId, "ID:", 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", uav.Id)
fmt.Println("Creating UAV in room", roomId, "ID:", 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", uav.Id)
fmt.Println("Deleting UAV in room", roomId, "ID:", 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 {
return c.Status(fiber.StatusConflict).JSON(fiber.Map{
"error": "Room already exists",
})
}
if _, exists := h.hubRooms[roomId]; !exists {
h.hubRooms[roomId] = &HubRoom{
Users: []User{},
UAVs: []UAV{},
BaseStations: []BaseStation{},
TsUpdate: time.Now().Unix(),
}
return c.Status(fiber.StatusCreated).JSON(fiber.Map{
"message": "Room created successfully",
"roomId": roomId,
})
fmt.Println("Room created successfully", 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)

1
src/microservices/hub/app/cmd/models.go Normal file
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@ -0,0 +1 @@
package main

0
src/microservices/hub/docs/DTO.md → src/microservices/hub/app/docs/DTO.md
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9
src/microservices/hub/go.mod → src/microservices/hub/app/go.mod
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@ -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
)

77
src/microservices/hub/app/go.sum Normal file
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@ -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=
github.com/mattn/go-runewidth v0.0.15 h1:UNAjwbU9l54TA3KzvqLGxwWjHmMgBUVhBiTjelZgg3U=
github.com/mattn/go-runewidth v0.0.15/go.mod h1:Jdepj2loyihRzMpdS35Xk/zdY8IAYHsh153qUoGf23w=
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=
github.com/rivo/uniseg v0.2.0 h1:S1pD9weZBuJdFmowNwbpi7BJ8TNftyUImj/0WQi72jY=
github.com/rivo/uniseg v0.2.0/go.mod h1:J6wj4VEh+S6ZtnVlnTBMWIodfgj8LQOQFoIToxlJtxc=
github.com/savsgio/gotils v0.0.0-20230208104028-c358bd845dee h1:8Iv5m6xEo1NR1AvpV+7XmhI4r39LGNzwUL4YpMuL5vk=
github.com/savsgio/gotils v0.0.0-20230208104028-c358bd845dee/go.mod h1:qwtSXrKuJh/zsFQ12yEE89xfCrGKK63Rr7ctU/uCo4g=
github.com/valyala/bytebufferpool v1.0.0 h1:GqA5TC/0021Y/b9FG4Oi9Mr3q7XYx6KllzawFIhcdPw=
github.com/valyala/bytebufferpool v1.0.0/go.mod h1:6bBcMArwyJ5K/AmCkWv1jt77kVWyCJ6HpOuEn7z0Csc=
github.com/valyala/fasthttp v1.51.0 h1:8b30A5JlZ6C7AS81RsWjYMQmrZG6feChmgAolCl1SqA=
github.com/valyala/fasthttp v1.51.0/go.mod h1:oI2XroL+lI7vdXyYoQk03bXBThfFl2cVdIA3Xl7cH8g=
github.com/valyala/tcplisten v1.0.0 h1:rBHj/Xf+E1tRGZyWIWwJDiRY0zc1Js+CV5DqwacVSA8=
github.com/valyala/tcplisten v1.0.0/go.mod h1:T0xQ8SeCZGxckz9qRXTfG43PvQ/mcWh7FwZEA7Ioqkc=
github.com/yuin/goldmark v1.3.5/go.mod h1:mwnBkeHKe2W/ZEtQ+71ViKU8L12m81fl3OWwC1Zlc8k=
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
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/mod v0.4.2/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
golang.org/x/net v0.0.0-20210405180319-a5a99cb37ef4/go.mod h1:p54w0d4576C0XHj96bSt6lcn1PtDYWL6XObtHCRCNQM=
golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sync v0.0.0-20210220032951-036812b2e83c/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20210330210617-4fbd30eecc44/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20210510120138-977fb7262007/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.15.0 h1:h48lPFYpsTvQJZF4EKyI4aLHaev3CxivZmv7yZig9pc=
golang.org/x/sys v0.15.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
golang.org/x/sys v0.16.0 h1:xWw16ngr6ZMtmxDyKyIgsE93KNKz5HKmMa3b8ALHidU=
golang.org/x/sys v0.16.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
golang.org/x/tools v0.1.1/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q=

35
src/microservices/hub/app/internal/nats/nats_queue.go Normal file
View File

@ -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)
}

33
src/microservices/hub/go.sum
View File

@ -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=
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/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/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=
github.com/mattn/go-runewidth v0.0.15 h1:UNAjwbU9l54TA3KzvqLGxwWjHmMgBUVhBiTjelZgg3U=
github.com/mattn/go-runewidth v0.0.15/go.mod h1:Jdepj2loyihRzMpdS35Xk/zdY8IAYHsh153qUoGf23w=
github.com/rivo/uniseg v0.2.0 h1:S1pD9weZBuJdFmowNwbpi7BJ8TNftyUImj/0WQi72jY=
github.com/rivo/uniseg v0.2.0/go.mod h1:J6wj4VEh+S6ZtnVlnTBMWIodfgj8LQOQFoIToxlJtxc=
github.com/savsgio/gotils v0.0.0-20230208104028-c358bd845dee h1:8Iv5m6xEo1NR1AvpV+7XmhI4r39LGNzwUL4YpMuL5vk=
github.com/savsgio/gotils v0.0.0-20230208104028-c358bd845dee/go.mod h1:qwtSXrKuJh/zsFQ12yEE89xfCrGKK63Rr7ctU/uCo4g=
github.com/valyala/bytebufferpool v1.0.0 h1:GqA5TC/0021Y/b9FG4Oi9Mr3q7XYx6KllzawFIhcdPw=
github.com/valyala/bytebufferpool v1.0.0/go.mod h1:6bBcMArwyJ5K/AmCkWv1jt77kVWyCJ6HpOuEn7z0Csc=
github.com/valyala/fasthttp v1.51.0 h1:8b30A5JlZ6C7AS81RsWjYMQmrZG6feChmgAolCl1SqA=
github.com/valyala/fasthttp v1.51.0/go.mod h1:oI2XroL+lI7vdXyYoQk03bXBThfFl2cVdIA3Xl7cH8g=
github.com/valyala/tcplisten v1.0.0 h1:rBHj/Xf+E1tRGZyWIWwJDiRY0zc1Js+CV5DqwacVSA8=
github.com/valyala/tcplisten v1.0.0/go.mod h1:T0xQ8SeCZGxckz9qRXTfG43PvQ/mcWh7FwZEA7Ioqkc=
golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.15.0 h1:h48lPFYpsTvQJZF4EKyI4aLHaev3CxivZmv7yZig9pc=
golang.org/x/sys v0.15.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=

12
src/microservices/publisher/Dockerfile
View File

@ -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"]

144
src/microservices/publisher/cmd/main.go
View File

@ -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()
}
}

5
src/microservices/publisher/go.mod
View File

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

2
src/microservices/publisher/go.sum
View File

@ -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=

16
src/microservices/query/cmd/main.go Normal file
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@ -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() {
}

12
src/microservices/query/go.mod Normal file
View File

@ -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
)

12
src/microservices/query/go.sum Normal file
View File

@ -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=

35
src/microservices/query/internal/nats/nats_queue.go Normal file
View File

@ -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)
}