75 lines
1.6 KiB
Go
75 lines
1.6 KiB
Go
package websocket
|
|
|
|
import (
|
|
"log"
|
|
"net/http"
|
|
|
|
"github.com/gorilla/websocket"
|
|
"github.com/pkg/errors"
|
|
"github.com/titpetric/factory/resputil"
|
|
|
|
authService "github.com/crusttech/crust/auth/service"
|
|
"github.com/crusttech/crust/internal/auth"
|
|
"github.com/crusttech/crust/sam/repository"
|
|
)
|
|
|
|
type (
|
|
Websocket struct {
|
|
svc struct {
|
|
user authService.UserService
|
|
}
|
|
config *repository.Flags
|
|
}
|
|
)
|
|
|
|
func (Websocket) New(config *repository.Flags) *Websocket {
|
|
ws := &Websocket{
|
|
config: config,
|
|
}
|
|
ws.svc.user = authService.DefaultUser
|
|
return ws
|
|
}
|
|
|
|
// Handles websocket requests from peers
|
|
var upgrader = websocket.Upgrader{
|
|
ReadBufferSize: 1024,
|
|
WriteBufferSize: 1024,
|
|
|
|
// Allow connections from any Origin
|
|
CheckOrigin: func(r *http.Request) bool { return true },
|
|
}
|
|
|
|
func (ws Websocket) Open(w http.ResponseWriter, r *http.Request) {
|
|
ctx := r.Context()
|
|
|
|
// Disallow all unauthorized!
|
|
identity := auth.GetIdentityFromContext(ctx)
|
|
if !identity.Valid() {
|
|
resputil.JSON(w, errors.New("Unauthorized"))
|
|
return
|
|
}
|
|
|
|
user, err := ws.svc.user.With(ctx).FindByID(identity.Identity())
|
|
if err != nil {
|
|
resputil.JSON(w, err)
|
|
return
|
|
}
|
|
|
|
conn, err := upgrader.Upgrade(w, r, nil)
|
|
if _, ok := err.(websocket.HandshakeError); ok {
|
|
resputil.JSON(w, errors.Wrap(err, "ws: need a websocket handshake"))
|
|
return
|
|
} else if err != nil {
|
|
resputil.JSON(w, errors.Wrap(err, "ws: failed to upgrade connection"))
|
|
return
|
|
}
|
|
|
|
session := store.Save((&Session{}).New(ctx, ws.config, conn))
|
|
session.user = user
|
|
|
|
if err := session.Handle(); err != nil {
|
|
log.Printf("Session handler returned an error: %v", err)
|
|
}
|
|
|
|
}
|