88 lines
2.5 KiB
Go
88 lines
2.5 KiB
Go
package socketserver
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import (
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"clickandjoin.app/websocketserver/modules/cache"
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"clickandjoin.app/websocketserver/modules/rabbitmq"
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"clickandjoin.app/websocketserver/modules/structs"
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"clickandjoin.app/websocketserver/modules/utils"
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"clickandjoin.app/websocketserver/socketclients"
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"github.com/gofiber/websocket/v2"
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"github.com/google/uuid"
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"github.com/sirupsen/logrus"
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)
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var register = make(chan *structs.SocketClient)
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var broadcast = make(chan structs.SocketMessage)
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var unregister = make(chan *websocket.Conn)
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func RunHub() {
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for {
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select {
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case newSocketClient := <-register:
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uuid := uuid.New().String()
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queueName, err := rabbitmq.CreateClientBinding(newSocketClient, uuid)
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if err != nil {
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logrus.Errorln("Failed to create client binding, err:", err)
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break
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}
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newSocketClient.RabbitMqQueueName = queueName
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cache.SocketClients[uuid] = newSocketClient
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logrus.Debugln("REGISTER CLIENT:", uuid)
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// for testing
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marshaled, err := utils.MarshalMessage(structs.SocketMessageTest{Cmd: 99999, Body: uuid})
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if err != nil {
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logrus.Errorln("Failed to marshal uuid, err:", err)
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break
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}
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newSocketClient.Conn.WriteMessage(websocket.TextMessage, []byte(marshaled))
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case data := <-broadcast:
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var receivedMessage structs.ReceivedMessage
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err := utils.UnmarshalReceivedMessage(data.Msg, &receivedMessage)
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if err != nil {
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logrus.Errorln("Failed to unmarshal received msg, err:", err)
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}
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logrus.Debugln("RECEIVED WEBSOCKET MESSAGE:", receivedMessage)
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if receivedMessage.Rec != "" {
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isConnected, recSocketClient := socketclients.IsReceiverConnectedToThisServer(receivedMessage.Rec)
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// send message to target receiver when connected to this server
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if isConnected {
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logrus.Debugln("FORWARDING MESSAGE: receiver is on connected to this server")
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recSocketClient.SendMessage(structs.SendSocketMessage{Cmd: receivedMessage.Cmd, Body: receivedMessage.Body})
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} else {
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logrus.Debugln("FORWARDING MESSAGE: receiver connected to other server")
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err = rabbitmq.PublishClientMessage(structs.RabbitMqMessage{Cmd: receivedMessage.Cmd, Rec: receivedMessage.Rec, Body: receivedMessage.Body})
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if err != nil {
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logrus.Errorln("Failed to publish client message, err:", err)
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}
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}
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}
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case connection := <-unregister:
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for id, client := range cache.SocketClients {
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if connection == client.Conn {
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logrus.Debugln("UNREGISTER CLIENT:", id)
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delete(cache.SocketClients, id)
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rabbitmq.DeleteClient(client.RabbitMqConsumerId, client.RabbitMqQueueName)
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}
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}
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}
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}
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}
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