Passport/pkg/server/ws.go
2024-05-09 23:35:13 +08:00

78 lines
2.1 KiB
Go

package server
import (
"fmt"
"git.solsynth.dev/hydrogen/passport/pkg/models"
"git.solsynth.dev/hydrogen/passport/pkg/services"
"github.com/gofiber/contrib/websocket"
jsoniter "github.com/json-iterator/go"
"github.com/samber/lo"
)
func listenWebsocket(c *websocket.Conn) {
user := c.Locals("principal").(models.Account)
// Push connection
services.ClientRegister(user, c)
// Event loop
var task models.UnifiedCommand
var messageType int
var payload []byte
var packet []byte
var err error
for {
if messageType, packet, err = c.ReadMessage(); err != nil {
break
} else if err := jsoniter.Unmarshal(packet, &task); err != nil {
_ = c.WriteMessage(messageType, models.UnifiedCommand{
Action: "error",
Message: "unable to unmarshal your command, requires json request",
}.Marshal())
continue
} else {
payload, _ = jsoniter.Marshal(task.Payload)
}
var message *models.UnifiedCommand
switch task.Action {
case "kex.request":
var req struct {
RequestID string `json:"request_id"`
KeypairID string `json:"keypair_id"`
OwnerID uint `json:"owner_id"`
Deadline int64 `json:"deadline"`
}
_ = jsoniter.Unmarshal(payload, &req)
if len(req.RequestID) <= 0 || len(req.KeypairID) <= 0 || req.OwnerID <= 0 {
message = lo.ToPtr(models.UnifiedCommandFromError(fmt.Errorf("invalid request")))
}
services.KexRequest(c, req.RequestID, req.KeypairID, user.ID, req.Deadline)
case "kex.provide":
var req struct {
RequestID string `json:"request_id"`
KeypairID string `json:"keypair_id"`
PublicKey []byte `json:"public_key"`
}
_ = jsoniter.Unmarshal(payload, &req)
if len(req.RequestID) <= 0 || len(req.KeypairID) <= 0 {
message = lo.ToPtr(models.UnifiedCommandFromError(fmt.Errorf("invalid request")))
}
services.KexProvide(user.ID, req.RequestID, req.KeypairID, payload)
default:
message = lo.ToPtr(models.UnifiedCommandFromError(fmt.Errorf("unknown action")))
}
if message != nil {
if err = c.WriteMessage(messageType, message.Marshal()); err != nil {
break
}
}
}
// Pop connection
services.ClientUnregister(user, c)
}