public JoinRequest createJoinRequest(boolean withCredentials) {
final Credentials credentials =
(withCredentials && securityContext != null)
? securityContext.getCredentialsFactory().newCredentials()
: null;
return new JoinRequest(
Packet.VERSION,
buildNumber,
address,
localMember.getUuid(),
createConfigCheck(),
credentials,
clusterService.getSize(),
0);
}