KEYCLOAK-600 Users shouldn't be registered with Federation Provider on an import

model/api/src/main/java/org/keycloak/models/utils/RepresentationToModel.java

@@ -577,7 +577,8 @@ public class RepresentationToModel {
     // Users
 
     public static UserModel createUser(KeycloakSession session, RealmModel newRealm, UserRepresentation userRep, Map<String, ApplicationModel> appMap) {
-        UserModel user = session.users().addUser(newRealm, userRep.getId(), userRep.getUsername(), false);
+        // Import users just to user storage. Don't federate
+        UserModel user = session.userStorage().addUser(newRealm, userRep.getId(), userRep.getUsername(), false);
         user.setEnabled(userRep.isEnabled());
         user.setEmail(userRep.getEmail());
         user.setFirstName(userRep.getFirstName());

model/mongo/src/main/java/org/keycloak/models/mongo/keycloak/adapters/UserAdapter.java

@@ -336,7 +336,7 @@ public class UserAdapter extends AbstractMongoAdapter<MongoUserEntity> implement
     @Override
     public void setFederationLink(String link) {
         user.setFederationLink(link);
-
+        updateUser();
     }
 
     @Override