static Krb5InitCredential getInstance(int caller, Krb5NameElement name, int initLifetime)
throws GSSException {
KerberosTicket tgt = getTgt(caller, name, initLifetime);
if (tgt == null)
throw new GSSException(GSSException.NO_CRED, -1, "Failed to find any Kerberos tgt");
if (name == null) {
String fullName = tgt.getClient().getName();
name = Krb5NameElement.getInstance(fullName, Krb5MechFactory.NT_GSS_KRB5_PRINCIPAL);
}
return new Krb5InitCredential(
name,
tgt.getEncoded(),
tgt.getClient(),
tgt.getServer(),
tgt.getSessionKey().getEncoded(),
tgt.getSessionKeyType(),
tgt.getFlags(),
tgt.getAuthTime(),
tgt.getStartTime(),
tgt.getEndTime(),
tgt.getRenewTill(),
tgt.getClientAddresses());
}
static Krb5InitCredential getInstance(Krb5NameElement name, Credentials delegatedCred)
throws GSSException {
EncryptionKey sessionKey = delegatedCred.getSessionKey();
/*
* all of the following data is optional in a KRB-CRED
* messages. This check for each field.
*/
PrincipalName cPrinc = delegatedCred.getClient();
PrincipalName sPrinc = delegatedCred.getServer();
KerberosPrincipal client = null;
KerberosPrincipal server = null;
Krb5NameElement credName = null;
if (cPrinc != null) {
String fullName = cPrinc.getName();
credName = Krb5NameElement.getInstance(fullName, Krb5MechFactory.NT_GSS_KRB5_PRINCIPAL);
client = new KerberosPrincipal(fullName);
}
// XXX Compare name to credName
if (sPrinc != null) {
server = new KerberosPrincipal(sPrinc.getName(), KerberosPrincipal.KRB_NT_SRV_INST);
}
return new Krb5InitCredential(
credName,
delegatedCred,
delegatedCred.getEncoded(),
client,
server,
sessionKey.getBytes(),
sessionKey.getEType(),
delegatedCred.getFlags(),
delegatedCred.getAuthTime(),
delegatedCred.getStartTime(),
delegatedCred.getEndTime(),
delegatedCred.getRenewTill(),
delegatedCred.getClientAddresses());
}