90 lines
2.1 KiB
Go
90 lines
2.1 KiB
Go
package ws
|
|
|
|
import (
|
|
"context"
|
|
"fmt"
|
|
|
|
"git.solsynth.dev/hypernet/nexus/pkg/internal/directory"
|
|
"git.solsynth.dev/hypernet/nexus/pkg/nex"
|
|
"git.solsynth.dev/hypernet/nexus/pkg/nex/sec"
|
|
"git.solsynth.dev/hypernet/nexus/pkg/proto"
|
|
"github.com/gofiber/contrib/websocket"
|
|
jsoniter "github.com/json-iterator/go"
|
|
"github.com/samber/lo"
|
|
)
|
|
|
|
func Listen(c *websocket.Conn) {
|
|
user, ok := c.Locals("nex_user").(*sec.UserInfo)
|
|
if !ok {
|
|
_ = c.WriteMessage(1, nex.WebSocketPackage{
|
|
Action: "error",
|
|
Message: "unauthorized",
|
|
}.Marshal())
|
|
c.Close()
|
|
return
|
|
}
|
|
|
|
// Push connection
|
|
var err error
|
|
clientId, err := ClientRegister(*user, c)
|
|
if err != nil {
|
|
_ = c.WriteMessage(1, nex.WebSocketPackage{
|
|
Action: "error",
|
|
Message: "client with this id already connected",
|
|
}.Marshal())
|
|
c.Close()
|
|
return
|
|
}
|
|
|
|
// Event loop
|
|
var mt int
|
|
var data []byte
|
|
var packet nex.WebSocketPackage
|
|
|
|
for {
|
|
if mt, data, err = c.ReadMessage(); err != nil {
|
|
break
|
|
} else if err := jsoniter.Unmarshal(data, &packet); err != nil {
|
|
_ = c.WriteMessage(mt, nex.WebSocketPackage{
|
|
Action: "error",
|
|
Message: "unable to unmarshal your command, requires json request",
|
|
}.Marshal())
|
|
continue
|
|
}
|
|
|
|
service := directory.GetServiceInstanceByType(packet.Endpoint)
|
|
if service == nil {
|
|
_ = c.WriteMessage(mt, nex.WebSocketPackage{
|
|
Action: "error",
|
|
Message: "service not found",
|
|
}.Marshal())
|
|
continue
|
|
}
|
|
pc, err := service.GetGrpcConn()
|
|
if err != nil {
|
|
_ = c.WriteMessage(mt, nex.WebSocketPackage{
|
|
Action: "error",
|
|
Message: fmt.Sprintf("unable to connect to service: %v", err.Error()),
|
|
}.Marshal())
|
|
continue
|
|
}
|
|
|
|
sc := proto.NewStreamServiceClient(pc)
|
|
_, err = sc.PushStream(context.Background(), &proto.PushStreamRequest{
|
|
UserId: lo.ToPtr(uint64(user.ID)),
|
|
ClientId: lo.ToPtr(clientId),
|
|
Body: packet.Marshal(),
|
|
})
|
|
if err != nil {
|
|
_ = c.WriteMessage(mt, nex.WebSocketPackage{
|
|
Action: "error",
|
|
Message: fmt.Sprintf("unable send message to service: %v", err.Error()),
|
|
}.Marshal())
|
|
continue
|
|
}
|
|
}
|
|
|
|
// Pop connection
|
|
ClientUnregister(*user, clientId)
|
|
}
|