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