On Fri, 22 Oct 2021 16:31:02 GMT, Weijun Wang <wei...@openjdk.org> wrote:
> The S4U2proxy extension requires that the service ticket to the first service > has the forwardable flag set, but some versions of Windows Server do not set > the forwardable flag in a S4U2self response and accept it in a S4U2proxy > request. > > There are 2 commits now. The 1st is a refactoring that sends more info into > the methods (Ex: `KdcComm::send(byte[])` -> `KdcComm::send(KrbKdcReq)`, and > `Ticket` -> `Credentials` in multiple places) so that inside `KdcComm::send` > there is enough info to decide how to deal with various errors. The 2nd is > the actual fix to this issue, i.e. ignore the flag and retry another KDC. src/java.security.jgss/share/classes/sun/security/krb5/Credentials.java line 69: > 67: private static boolean alreadyTried = false; > 68: > 69: public final static boolean S4U2PROXY_ACCEPT_NON_FORWARDABLE nit: swap to use "static final" ------------- PR: https://git.openjdk.java.net/jdk/pull/6082
