frostfs-s3-gw/api/user-auth.go
Angira Kekteeva 95f75ec880 [#47] Add session token to context
Signed-off-by: Angira Kekteeva <kira@nspcc.ru>
2021-06-21 13:56:26 +03:00

40 lines
1.1 KiB
Go

package api
import (
"context"
"net/http"
"github.com/gorilla/mux"
"github.com/nspcc-dev/neofs-s3-gw/api/auth"
"go.uber.org/zap"
)
// KeyWrapper is wrapper for context keys.
type KeyWrapper string
// GateData is an ID used to store GateData in a context.
var GateData = KeyWrapper("__context_gate_data_key")
// AttachUserAuth adds user authentication via center to router using log for logging.
func AttachUserAuth(router *mux.Router, center auth.Center, log *zap.Logger) {
router.Use(func(h http.Handler) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
var ctx context.Context
tokens, err := center.Authenticate(r)
if err != nil {
if err == auth.ErrNoAuthorizationHeader {
log.Debug("couldn't receive bearer token, using neofs-key")
ctx = r.Context()
} else {
log.Error("failed to pass authentication", zap.Error(err))
WriteErrorResponse(r.Context(), w, GetAPIError(ErrAccessDenied), r.URL)
return
}
} else {
ctx = context.WithValue(r.Context(), GateData, tokens)
}
h.ServeHTTP(w, r.WithContext(ctx))
})
})
}