91 lines
2.3 KiB
Go
91 lines
2.3 KiB
Go
package api
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import (
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"context"
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"fmt"
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"git.solsynth.dev/hydrogen/dealer/pkg/hyper"
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"git.solsynth.dev/hydrogen/dealer/pkg/internal/directory"
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"git.solsynth.dev/hydrogen/dealer/pkg/internal/models"
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"git.solsynth.dev/hydrogen/dealer/pkg/internal/services"
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"git.solsynth.dev/hydrogen/dealer/pkg/proto"
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"github.com/gofiber/contrib/websocket"
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jsoniter "github.com/json-iterator/go"
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"github.com/rs/zerolog/log"
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"github.com/spf13/viper"
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)
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func listenWebsocket(c *websocket.Conn) {
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user := c.Locals("user").(models.Account)
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// Push connection
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clientId := services.ClientRegister(user, c)
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log.Debug().
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Uint("user", user.ID).
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Uint64("clientId", clientId).
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Msg("New websocket connection established...")
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// Event loop
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var mt int
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var data []byte
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var err error
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var packet hyper.NetworkPackage
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for {
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if mt, data, err = c.ReadMessage(); err != nil {
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break
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} else if err := jsoniter.Unmarshal(data, &packet); err != nil {
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_ = c.WriteMessage(mt, hyper.NetworkPackage{
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Action: "error",
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Message: "unable to unmarshal your command, requires json request",
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}.Marshal())
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continue
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}
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aliasingMap := viper.GetStringMapString("services.aliases")
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if val, ok := aliasingMap[packet.Endpoint]; ok {
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packet.Endpoint = val
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}
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service := directory.GetServiceInstanceByType(packet.Endpoint)
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if service == nil {
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_ = c.WriteMessage(mt, hyper.NetworkPackage{
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Action: "error",
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Message: "service not found",
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}.Marshal())
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continue
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}
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pc, err := service.GetGrpcConn()
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if err != nil {
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_ = c.WriteMessage(mt, hyper.NetworkPackage{
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Action: "error",
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Message: fmt.Sprintf("unable to connect to service: %v", err.Error()),
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}.Marshal())
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continue
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}
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sc := proto.NewStreamControllerClient(pc)
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_, err = sc.EmitStreamEvent(context.Background(), &proto.StreamEventRequest{
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Event: packet.Action,
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UserId: uint64(user.ID),
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ClientId: uint64(clientId),
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Payload: packet.RawPayload(),
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})
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if err != nil {
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_ = c.WriteMessage(mt, hyper.NetworkPackage{
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Action: "error",
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Message: fmt.Sprintf("unable send message to service: %v", err.Error()),
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}.Marshal())
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continue
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}
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}
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// Pop connection
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services.ClientUnregister(user, clientId)
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log.Debug().
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Uint("user", user.ID).
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Uint64("clientId", clientId).
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Msg("A websocket connection disconnected...")
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}
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