internal virtual void AddHistoryToken(Credentials ts)
{
/* check if we have a hsproxy, if not, no need */
MRClientProtocol hsProxy = clientCache.GetInitializedHSProxy();
if (UserGroupInformation.IsSecurityEnabled() && (hsProxy != null))
{
/*
* note that get delegation token was called. Again this is hack for oozie
* to make sure we add history server delegation tokens to the credentials
*/
RMDelegationTokenSelector tokenSelector = new RMDelegationTokenSelector();
Text service = resMgrDelegate.GetRMDelegationTokenService();
if (tokenSelector.SelectToken(service, ts.GetAllTokens()) != null)
{
Text hsService = SecurityUtil.BuildTokenService(hsProxy.GetConnectAddress());
if (ts.GetToken(hsService) == null)
{
ts.AddToken(hsService, GetDelegationTokenFromHS(hsProxy));
}
}
}
}