begin refresh token

pkg/op/token_exchange.go

@@ -0,0 +1,30 @@
+package op
+
+import (
+	"errors"
+	"net/http"
+
+	"github.com/caos/oidc/pkg/oidc"
+)
+
+//TokenExchange will handle the OAuth 2.0 token exchange grant ("urn:ietf:params:oauth:grant-type:token-exchange")
+func TokenExchange(w http.ResponseWriter, r *http.Request, exchanger Exchanger) {
+	tokenRequest, err := ParseTokenExchangeRequest(w, r)
+	if err != nil {
+		RequestError(w, r, err)
+		return
+	}
+	err = ValidateTokenExchangeRequest(tokenRequest, exchanger.Storage())
+	if err != nil {
+		RequestError(w, r, err)
+		return
+	}
+}
+
+func ParseTokenExchangeRequest(w http.ResponseWriter, r *http.Request) (oidc.TokenRequest, error) {
+	return nil, errors.New("Unimplemented") //TODO: impl
+}
+
+func ValidateTokenExchangeRequest(tokenReq oidc.TokenRequest, storage Storage) error {
+	return errors.New("Unimplemented") //TODO: impl
+}